Exemplo n.º 1
0
def generate_blobs(nside):
    target_map = standard_goals(nside=nside)
    norm_factor = calc_norm_factor(target_map)

    # List to hold all the surveys (for easy plotting later)
    surveys = []

    # Set up observations to be taken in blocks
    filter1s = ['u', 'g', 'r', 'i', 'z', 'y']
    filter2s = [None, 'g', 'r', 'i', None, None]
    # Ideal time between taking pairs
    pair_time = 22.
    times_needed = [pair_time, pair_time*2]
    for filtername, filtername2 in zip(filter1s, filter2s):
        bfs = []
        bfs.append(bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        if filtername2 is not None:
            bfs.append(bf.M5_diff_basis_function(filtername=filtername2, nside=nside))
        bfs.append(bf.Target_map_basis_function(filtername=filtername,
                                                target_map=target_map[filtername],
                                                out_of_bounds_val=np.nan, nside=nside,
                                                norm_factor=norm_factor))
        if filtername2 is not None:
            bfs.append(bf.Target_map_basis_function(filtername=filtername2,
                                                    target_map=target_map[filtername2],
                                                    out_of_bounds_val=np.nan, nside=nside,
                                                    norm_factor=norm_factor))
        bfs.append(bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        # Masks, give these 0 weight
        bfs.append(bf.Zenith_shadow_mask_basis_function(nside=nside, shadow_minutes=60., max_alt=76.))
        bfs.append(bf.Moon_avoidance_basis_function(nside=nside, moon_distance=30.))
        bfs.append(bf.Clouded_out_basis_function())
        filternames = [fn for fn in [filtername, filtername2] if fn is not None]
        bfs.append(bf.Filter_loaded_basis_function(filternames=filternames))
        if filtername2 is None:
            time_needed = times_needed[0]
        else:
            time_needed = times_needed[1]
        bfs.append(bf.Time_to_twilight_basis_function(time_needed=time_needed))
        bfs.append(bf.Not_twilight_basis_function())
        weights = np.array([3.0, 3.0, .3, .3, 3., 3., 0., 0., 0., 0., 0., 0.])
        if filtername2 is None:
            # Need to scale weights up so filter balancing still works properly.
            weights = np.array([6.0, 0.6, 3., 3., 0., 0., 0., 0., 0., 0.])
        if filtername2 is None:
            survey_name = 'blob, %s' % filtername
        else:
            survey_name = 'blob, %s%s' % (filtername, filtername2)
        surveys.append(Blob_survey(bfs, weights, filtername1=filtername, filtername2=filtername2,
                                   ideal_pair_time=pair_time, nside=nside,
                                   survey_note=survey_name, ignore_obs='DD', dither=True))

    return surveys
Exemplo n.º 2
0
def gen_greedy_surveys(nside, nexp=1):
    """
    Make a quick set of greedy surveys
    """
    target_map = u_heavy_footprint(nside=nside)
    norm_factor = calc_norm_factor(target_map)
    # Let's remove the bluer filters since this should only be near twilight
    filters = ['r', 'i', 'z', 'y']
    surveys = []

    detailer = detailers.Camera_rot_detailer(min_rot=-87., max_rot=87.)

    for filtername in filters:
        bfs = []
        bfs.append(bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Target_map_basis_function(filtername=filtername,
                                                target_map=target_map[filtername],
                                                out_of_bounds_val=np.nan, nside=nside,
                                                norm_factor=norm_factor))
        bfs.append(bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        # Masks, give these 0 weight
        bfs.append(bf.Zenith_shadow_mask_basis_function(nside=nside, shadow_minutes=60., max_alt=76.))
        bfs.append(bf.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))

        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))
        bfs.append(bf.Planet_mask_basis_function(nside=nside))

        weights = np.array([3.0, 0.3, 3., 3., 0., 0., 0., 0.])
        surveys.append(Greedy_survey(bfs, weights, block_size=1, filtername=filtername,
                                     dither=True, nside=nside, ignore_obs='DD', nexp=nexp,
                                     detailers=[detailer]))

    return surveys
Exemplo n.º 3
0
def generate_third(nside, nexp=1, min_area=100.):
    """A survey to take a third observation in a night
    """

    # OK, I want to see if there have been a successful pair taken in the night

    target_map = standard_goals(nside=nside)
    norm_factor = calc_norm_factor(target_map)

    surveys = []

    to_pair = ['gi', 'rz']

    for pairs in to_pair:
        for filtername in pairs:
            bfs = []
            bfs.append(
                bf.M5_diff_basis_function(filtername=filtername, nside=nside))

            bfs.append(
                bf.Target_map_basis_function(filtername=filtername,
                                             target_map=target_map[pairs[0]],
                                             out_of_bounds_val=np.nan,
                                             nside=nside,
                                             norm_factor=norm_factor))

            bfs.append(
                bf.Third_observation_basis_function(filtername1=pairs[0],
                                                    filtername2=pairs[1],
                                                    gap_min=40.,
                                                    gap_max=120.))

            # Masks, give these 0 weight
            bfs.append(
                bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                     shadow_minutes=60.,
                                                     max_alt=76.))
            bfs.append(
                bf.Moon_avoidance_basis_function(nside=nside,
                                                 moon_distance=30.))
            bfs.append(bf.Clouded_out_basis_function())
            filternames = [fn for fn in pairs]
            bfs.append(
                bf.Filter_loaded_basis_function(filternames=filternames))
            bfs.append(bf.Not_twilight_basis_function())

            weights = [1., 1., 1., 0, 0, 0, 0, 0]

            survey = Blob_survey(bfs,
                                 weights,
                                 filtername1=pairs[0],
                                 filtername2=None,
                                 ignore_obs='DD',
                                 nexp=nexp,
                                 nside=nside,
                                 min_area=min_area,
                                 survey_note='third, %s' % pairs[0])
            surveys.append(survey)

    return surveys
Exemplo n.º 4
0
    def testsched(self):
        target_map = standard_goals()['r']

        bfs = []
        bfs.append(basis_functions.M5_diff_basis_function())
        bfs.append(
            basis_functions.Target_map_basis_function(target_map=target_map))
        weights = np.array([1., 1])
        survey = surveys.Greedy_survey(bfs, weights)
        scheduler = Core_scheduler([survey])

        observatory = Model_observatory()

        # Check that we can update conditions
        scheduler.update_conditions(observatory.return_conditions())

        # Check that we can get an observation out
        obs = scheduler.request_observation()
        assert (obs is not None)

        # Check that we can flush the Queue
        scheduler.flush_queue()
        assert (len(scheduler.queue) == 0)

        # Check that we can add an observation
        scheduler.add_observation(obs)
def gen_greedy_surveys(nside, nexp=1):
    """
    Make a quick set of greedy surveys
    """
    target_map = altfootprint(nside=nside)
    norm_factor = calc_norm_factor(target_map)
    # Let's remove the bluer filters since this should only be near twilight
    filters = ['y']
    surveys = []

    dec_limits = [[-24, 10], [-90, -20]]

    for filtername in filters:
        bfs = []
        bfs.append(bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Target_map_basis_function(filtername=filtername,
                                                target_map=target_map[filtername],
                                                out_of_bounds_val=np.nan, nside=nside,
                                                norm_factor=norm_factor))
        bfs.append(bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))

        bfs.append(bf.Dec_modulo_basis_function(nside=nside, dec_limits=dec_limits))
        # Masks, give these 0 weight
        bfs.append(bf.Zenith_shadow_mask_basis_function(nside=nside, shadow_minutes=60., max_alt=76.))
        bfs.append(bf.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        bfs.append(bf.Clouded_out_basis_function())

        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))

        weights = np.array([3.0, 0.3, 3., 3., 3., 0., 0., 0., 0.])
        surveys.append(Greedy_survey(bfs, weights, block_size=1, filtername=filtername,
                                     dither=True, nside=nside, ignore_obs='DD', nexp=nexp))

    return surveys
def blob_comcam(nexp=1, nside=256, filters=['g', 'r', 'i']):

    target_map = standard_goals(nside=nside)
    ra, dec = ra_dec_hp_map(nside=nside)
    # out_region = np.where((dec > np.radians(-40)) | (dec < np.radians(-50.)))
    in_region = np.where((dec <= np.radians(-40.)) & (dec >= np.radians(-50.)))
    for key in target_map:
        target_map[key] *= 0.
        target_map[key][in_region] = 1.

    final_tm = {}
    for key in filters:
        final_tm[key] = target_map[key]
    target_map = final_tm
    norm_factor = calc_norm_factor(target_map)

    survey_list = []
    time_needed = 23.
    for filtername in filters:
        bfs = []
        bfs.append(
            bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside,
                                         norm_factor=norm_factor))

        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        bfs.append(bf.Clouded_out_basis_function())
        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))
        bfs.append(bf.Time_to_twilight_basis_function(time_needed=time_needed))
        bfs.append(bf.Not_twilight_basis_function())
        weights = np.array([3.0, 0.3, 6., 3., 0., 0., 0., 0, 0, 0])

        # XXX-Note, need a new detailer here!, have to have dither=False until that can get passed through
        sv = surveys.Blob_survey(
            bfs,
            weights,
            filtername1=filtername,
            filtername2=None,
            dither=False,
            nside=nside,
            ignore_obs='DD',
            nexp=nexp,
            camera='comcam',
            detailers=[fs.detailers.Comcam_90rot_detailer()])
        survey_list.append(sv)

    return survey_list
def gen_greedy_surveys(nside, nexp=1):
    """
    Make a quick set of greedy surveys


    """
    target_map = standard_goals(nside=nside)
    # Let's just set it to 1 in all filters
    for key in target_map:
        target_map[key][np.where(target_map[key] > 0)] = 1
    norm_factor = calc_norm_factor(target_map)
    filters = ['u', 'g', 'r', 'i', 'z', 'y']

    surveys = []

    for filtername in filters:
        bfs = []
        bfs.append(
            bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside,
                                         norm_factor=norm_factor))
        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        # Masks, give these 0 weight
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        bfs.append(bf.Clouded_out_basis_function())

        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))

        weights = np.array([3.0, 0.3, 3., 3., 0., 0., 0., 0.])
        surveys.append(
            Greedy_survey(bfs,
                          weights,
                          block_size=1,
                          filtername=filtername,
                          dither=True,
                          nside=nside,
                          ignore_obs=['DD', 'blob'],
                          nexp=nexp,
                          exptime=1.,
                          survey_name='twilight'))

    return surveys
Exemplo n.º 8
0
def gen_greedy_surveys(nside, add_DD=True):
    """
    Make a quick set of greedy surveys
    """
    target_map = standard_goals(nside=nside)
    norm_factor = calc_norm_factor(target_map)
    filters = ['u', 'g', 'r', 'i', 'z', 'y']
    surveys = []

    for filtername in filters:
        bfs = []
        bfs.append(
            bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside,
                                         norm_factor=norm_factor))
        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        # Masks, give these 0 weight
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        bfs.append(bf.Clouded_out_basis_function())

        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))

        weights = np.array([3.0, 0.3, 3., 3., 0., 0., 0., 0.])
        surveys.append(
            Greedy_survey(bfs,
                          weights,
                          block_size=1,
                          filtername=filtername,
                          dither=True,
                          nside=nside,
                          ignore_obs='DD'))

    surveys.append(Pairs_survey_scripted(None, ignore_obs='DD'))
    if add_DD:
        dd_surveys = generate_dd_surveys(nside=nside)

    surveys.extend(dd_surveys)

    return surveys
Exemplo n.º 9
0
def generate_greedy_sched(nexp=1, nside=32, filters=['r']):

    # Generate a target map
    target_map = standard_goals(nside=nside)
    norm_factor = calc_norm_factor(target_map)

    greedy_surveys = []
    for filtername in filters:
        bfs = []
        bfs.append(
            bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside,
                                         norm_factor=norm_factor))

        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        bfs.append(bf.Clouded_out_basis_function())
        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))
        weights = np.array([3.0, 0.3, 3., 3., 0., 0., 0., 0.])
        sv = surveys.Greedy_survey(bfs,
                                   weights,
                                   block_size=1,
                                   filtername=filtername,
                                   dither=True,
                                   nside=nside,
                                   ignore_obs='DD',
                                   nexp=nexp)
        greedy_surveys.append(sv)

    survey_list = greedy_surveys

    return survey_list
Exemplo n.º 10
0
def gen_greedy_surveys(nside):
    """
    Make a quick set of greedy surveys
    """
    target_map = standard_goals(nside=nside)
    filters = ['g', 'r', 'i', 'z', 'y']
    surveys = []
    cloud_map = target_map['r'][0] * 0 + 0.7

    for filtername in filters:
        bfs = []
        bfs.append(
            bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside))
        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        # Masks, give these 0 weight
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=40.))
        bfs.append(
            bf.Bulk_cloud_basis_function(max_cloud_map=cloud_map, nside=nside))

        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))

        weights = np.array([3.0, 0.3, 3., 3., 0., 0., 0., 0.])
        surveys.append(
            Greedy_survey(bfs,
                          weights,
                          block_size=1,
                          filtername=filtername,
                          dither=True,
                          nside=nside))
    return surveys
def generate_blobs(nside,
                   mixed_pairs=False,
                   nexp=1,
                   no_pairs=False,
                   offset=None,
                   template_weight=6.):
    target_map = wfd_only_fp(nside=nside)
    norm_factor = calc_norm_factor(target_map)

    # List to hold all the surveys (for easy plotting later)
    surveys = []

    # Set up observations to be taken in blocks
    filter1s = ['u', 'g', 'r', 'i', 'z', 'y']
    if mixed_pairs:
        filter2s = [None, 'r', 'i', 'z', None, None]
    else:
        filter2s = [None, 'g', 'r', 'i', None, None]

    if no_pairs:
        filter2s = [None, None, None, None, None, None]

    # Ideal time between taking pairs
    pair_time = 22.
    times_needed = [pair_time, pair_time * 2]
    for filtername, filtername2 in zip(filter1s, filter2s):
        detailer_list = []
        detailer_list.append(
            detailers.Camera_rot_detailer(min_rot=-87., max_rot=87.))
        detailer_list.append(detailers.Close_alt_detailer())
        bfs = []
        bfs.append(
            bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        if filtername2 is not None:
            bfs.append(
                bf.M5_diff_basis_function(filtername=filtername2, nside=nside))
        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside,
                                         norm_factor=norm_factor))

        if filtername2 is not None:
            bfs.append(
                bf.Target_map_basis_function(
                    filtername=filtername2,
                    target_map=target_map[filtername2],
                    out_of_bounds_val=np.nan,
                    nside=nside,
                    norm_factor=norm_factor))

        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        bfs.append(
            bf.N_obs_per_year_basis_function(filtername=filtername,
                                             nside=nside,
                                             footprint=target_map[filtername],
                                             n_obs=3,
                                             season=300.))
        if filtername2 is not None:
            bfs.append(
                bf.N_obs_per_year_basis_function(
                    filtername=filtername2,
                    nside=nside,
                    footprint=target_map[filtername2],
                    n_obs=3,
                    season=300.))
        # Masks, give these 0 weight
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=30.))
        filternames = [
            fn for fn in [filtername, filtername2] if fn is not None
        ]
        bfs.append(bf.Filter_loaded_basis_function(filternames=filternames))
        if filtername2 is None:
            time_needed = times_needed[0]
        else:
            time_needed = times_needed[1]
        bfs.append(bf.Time_to_twilight_basis_function(time_needed=time_needed))
        bfs.append(bf.Not_twilight_basis_function())
        bfs.append(bf.Planet_mask_basis_function(nside=nside))
        weights = np.array([
            3.0, 3.0, .3, .3, 3., 3., template_weight, template_weight, 0., 0.,
            0., 0., 0., 0.
        ])
        if filtername2 is None:
            # Need to scale weights up so filter balancing still works properly.
            weights = np.array([
                6.0, 0.6, 3., 3., template_weight * 2, 0., 0., 0., 0., 0., 0.
            ])
        if filtername2 is None:
            survey_name = 'blob, %s' % filtername
        else:
            survey_name = 'blob, %s%s' % (filtername, filtername2)
        if filtername2 is not None:
            detailer_list.append(
                detailers.Take_as_pairs_detailer(filtername=filtername2))
        surveys.append(
            Blob_survey(bfs,
                        weights,
                        filtername1=filtername,
                        filtername2=filtername2,
                        ideal_pair_time=pair_time,
                        nside=nside,
                        survey_note=survey_name,
                        ignore_obs='DD',
                        dither=True,
                        nexp=nexp,
                        detailers=detailer_list))

    return surveys
Exemplo n.º 12
0
pair_surveys = []
times_needed = [22., 44.]
for filtername, filtername2 in zip(filter1s, filter2s):
    bfs = []
    bfs.append(
        basis_functions.M5_diff_basis_function(filtername=filtername,
                                               nside=nside))
    if filtername2 is not None:
        bfs.append(
            basis_functions.M5_diff_basis_function(filtername=filtername2,
                                                   nside=nside))
    bfs.append(
        basis_functions.Target_map_basis_function(
            filtername=filtername,
            target_map=target_map[filtername],
            out_of_bounds_val=np.nan,
            nside=nside,
            norm_factor=norm_factor))
    if filtername2 is not None:
        bfs.append(
            basis_functions.Target_map_basis_function(
                filtername=filtername2,
                target_map=target_map[filtername2],
                out_of_bounds_val=np.nan,
                nside=nside,
                norm_factor=norm_factor))
    bfs.append(
        basis_functions.Slewtime_basis_function(filtername=filtername,
                                                nside=nside))
    bfs.append(
        basis_functions.Strict_filter_basis_function(filtername=filtername))
def generate_twilight_neo(nside, night_pattern=None):
    surveys = []
    nexp = 1
    filters = 'riz'
    survey_name = 'twilight_neo'
    target_map_one = ecliptic_target(nside=nside)
    target_map = {}
    for filtername in filters:
        target_map[filtername] = target_map_one

    norm_factor = calc_norm_factor(target_map)
    exptime = 1.

    for filtername in filters:
        detailer_list = []
        detailer_list.append(
            detailers.Camera_rot_detailer(min_rot=-87., max_rot=87.))
        detailer_list.append(detailers.Close_alt_detailer())
        detailer_list.append(
            detailers.Twilight_triple_detailer(slew_estimate=4.5, n_repeat=3))
        bfs = []

        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside,
                                         norm_factor=norm_factor))

        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        # XXX
        # Need a toward the sun, reward high airmass, with an airmass cutoff basis function.
        bfs.append(
            bf.Near_sun_twilight_basis_function(nside=nside, max_airmass=2.))
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=30.))
        bfs.append(bf.Filter_loaded_basis_function(filternames=filtername))
        bfs.append(bf.Planet_mask_basis_function(nside=nside))
        bfs.append(bf.Sun_alt_limit_basis_function())
        bfs.append(bf.Time_in_twilight_basis_function(time_needed=5.))
        bfs.append(bf.Night_modulo_basis_function(pattern=night_pattern))
        weights = [0.1, 3., 3., 3., 0., 0., 0., 0., 0., 0., 0.]
        # Set huge ideal pair time and use the detailer to cut down the list of observations to fit twilight?
        surveys.append(
            Blob_survey(bfs,
                        weights,
                        filtername1=filtername,
                        filtername2=None,
                        ideal_pair_time=3.,
                        nside=nside,
                        exptime=exptime,
                        survey_note=survey_name,
                        ignore_obs=['DD', 'greedy', 'blob'],
                        dither=True,
                        nexp=nexp,
                        detailers=detailer_list,
                        az_range=180.,
                        twilight_scale=False))

    return surveys
Exemplo n.º 14
0
def gen_blob_surveys(nside):
    """
    make a quick set of blob surveys
    """
    target_map = standard_goals(nside=nside)
    norm_factor = calc_norm_factor(target_map)

    filter1s = ['u', 'g']  # , 'r', 'i', 'z', 'y']
    filter2s = [None, 'g']  # , 'r', 'i', None, None]
    filter1s = ['g']  # , 'r', 'i', 'z', 'y']
    filter2s = ['g']  # , 'r', 'i', None, None]

    pair_surveys = []
    for filtername, filtername2 in zip(filter1s, filter2s):
        detailer_list = []
        bfs = []
        bfs.append(
            bf.M5_diff_basis_function(filtername=filtername, nside=nside))
        if filtername2 is not None:
            bfs.append(
                bf.M5_diff_basis_function(filtername=filtername2, nside=nside))
        bfs.append(
            bf.Target_map_basis_function(filtername=filtername,
                                         target_map=target_map[filtername],
                                         out_of_bounds_val=np.nan,
                                         nside=nside,
                                         norm_factor=norm_factor))
        if filtername2 is not None:
            bfs.append(
                bf.Target_map_basis_function(
                    filtername=filtername2,
                    target_map=target_map[filtername2],
                    out_of_bounds_val=np.nan,
                    nside=nside,
                    norm_factor=norm_factor))
        bfs.append(
            bf.Slewtime_basis_function(filtername=filtername, nside=nside))
        bfs.append(bf.Strict_filter_basis_function(filtername=filtername))
        # Masks, give these 0 weight
        bfs.append(
            bf.Zenith_shadow_mask_basis_function(nside=nside,
                                                 shadow_minutes=60.,
                                                 max_alt=76.))
        bfs.append(
            bf.Moon_avoidance_basis_function(nside=nside, moon_distance=30.))
        bfs.append(bf.Clouded_out_basis_function())
        # feasibility basis fucntions. Also give zero weight.
        filternames = [
            fn for fn in [filtername, filtername2] if fn is not None
        ]
        bfs.append(bf.Filter_loaded_basis_function(filternames=filternames))
        bfs.append(bf.Time_to_twilight_basis_function(time_needed=22.))
        bfs.append(bf.Not_twilight_basis_function())
        bfs.append(bf.Planet_mask_basis_function(nside=nside))

        weights = np.array(
            [3.0, 3.0, .3, .3, 3., 3., 0., 0., 0., 0., 0., 0., 0.])
        if filtername2 is None:
            # Need to scale weights up so filter balancing still works properly.
            weights = np.array([6.0, 0.6, 3., 3., 0., 0., 0., 0., 0., 0., 0.])
        if filtername2 is None:
            survey_name = 'blob, %s' % filtername
        else:
            survey_name = 'blob, %s%s' % (filtername, filtername2)
        if filtername2 is not None:
            detailer_list.append(
                detailers.Take_as_pairs_detailer(filtername=filtername2))
        pair_surveys.append(
            Blob_survey(bfs,
                        weights,
                        filtername1=filtername,
                        filtername2=filtername2,
                        survey_note=survey_name,
                        ignore_obs='DD',
                        detailers=detailer_list))
    return pair_surveys