コード例 #1
0
def analyze_darks():
    """Analyze the dark_calib results
    """
    util.mkdir('calib')
    os.chdir('calib')

    first_dark = 16
    calib.analyzeDarkCalib(first_dark)

    os.chdir('../')
コード例 #2
0
def go():
    """Do the full data reduction.

    @author Jessica Lu
    @author Sylvana Yelda
    """

    ####################
    #
    # Calibration files:
    #     everything created under calib/
    #
    ####################
    # Darks - created in subdir darks/
    # Files n0001 - n0009
    #  - darks needed to make bad pixel mask
    #  - store the resulting dark in the file name that indicates the
    #    integration time (2.8s) and the coadds (10ca).
    darkFiles = range(1, 9+1)
    calib.makedark(darkFiles, 'dark_2.8s_10ca.fits')

    # Flats - created in subdir flats/
    # Files n0037,n0039,n0041,n0043,n0045: lamps off for flats at K
    # Files n0038,n0040,n0042,n0044,n0046: lamps on for flats at K
    offFiles = [37, 39, 41, 43, 45]
    onFiles = [38, 40, 42, 44, 46]
    calib.makeflat(onFiles, offFiles, 'flat_kp.fits')
    
    # Masks
    calib.makemask('darks/dark_2.8s_10ca.fits', 'flats/flat_kp.fits',
                   'supermask.fits')


    ####################
    #
    # Galactic Center
    #
    ####################

    ##########
    # K-band reduction
    ##########
    util.mkdir('kp')
    os.chdir('kp')

    # Nite 1:
    #    SCI frames (don't forget to add 1 at end): 108-237
    #    reference star position in first image:  [407.77, 673.87]
    #    use a different Strehl star at position: [521.79, 398.92]
    #    Sky frames (don't forget to add 1 at end): 252-261
    #
    #    -- If you have more than one position angle, make sure to
    #       clean them seperatly.
    #    -- Strehl and Ref src should be the pixel coordinates of a bright
    #       (but non saturated) source in the first exposure of sci_files.
    sci_files1 = range(108, 237+1)
    refSrc1 = [407.77, 673.87]
    strSrc1 = [521.79, 398.92]
    sky_files1 = range(252, 261+1)
    #
    sky.makesky(sky_files1, 'nite1', 'kp')
    data.clean(sci_files1, 'nite1', 'kp', refSrc1, strSrc1) 
    

    # Nite 2:
    #    SCI frames (don't forget to add 1 at end): 1108-1237
    #    reference star position in first image:  [407.77, 673.87]
    #    use a different Strehl star at position: [521.79, 398.92]
    #    Sky frames (don't forget to add 1 at end): 1252-1261 and 1400-1405
    sci_files2 = range(1108, 1237+1)
    refSrc2 = [407.77, 673.87]
    strSrc2 = [521.79, 398.92]
    sky_files2 = range(1252, 1261+1) + range(1400, 1405+1)
    #
    sky.makesky(sky_files2, 'nite2', 'kp')
    data.clean(sci_files2, 'nite2', 'kp', refSrc2, strSrc2) 

    # Combine:
    #    Combine all of them together (from both nights).
    #    Do frame selection (trim=1).
    #    Weight by Strehl (weight='strehl').
    #    Make 3 submaps.
    sci_files = sci_files1 + sci_files2
    data.calcStrehl(sci_files, 'kp')
    data.combine(sci_files, 'kp', '06junlgs', trim=1, weight='strehl',
                   submaps=3)

    os.chdir('../')

    
    ############
    # Lp
    ############

    util.mkdir('lp')
    os.chdir('lp')

    # Nite 1
    sky_files = range(38, 53+1)
    sci_files = range(87, 94+1) + range(115,122+1)
    refSrc = [695., 543.]
    strSrc = [680., 839.]

    sky.makesky_lp(sky_files, 'nite1', 'lp')
    data.clean(sci_files, 'nite1', 'lp', refSrc, strSrc) 
    data.calcStrehl(sci_files, 'lp')
    data.combine(sci_files, 'lp', '06junlgs', 
                   trim=0, weight=None, submaps=3)

    os.chdir('../')