Example #1
0




imagename = '18A-229_Q_singlefield_selfcal_iter1_wterms'
myclean(vis=cont_vis,
        fields="Sgr B2 N Q,Sgr B2 NM Q,Sgr B2 MS Q".split(","),
        spws='',
        imsize=1000,
        phasecenters={"Sgr B2 N Q":'J2000 17h47m19.897 -28d22m17.340',
                      "Sgr B2 NM Q":'J2000 17h47m20.166 -28d23m04.968',
                      "Sgr B2 MS Q":'J2000 17h47m20.166 -28d23m04.968',
                      "Sgr B2 S Q":'J2000 17h47m20.461 -28d23m45.059',
                     },
        cell='0.01arcsec',
        name=imagename,
        gridder='wproject',
        wprojplanes=64,
        niter=10000,
        threshold='3mJy',
        scales=[0,3,9],
        robust=0.5,
        savemodel='modelcolumn',
        mask=mask,
       )

caltable = '18A-229_Q_concatenated_cal_iter1_wterms.cal'
if not os.path.exists(caltable):
    gaincal(vis=cont_vis,
            caltable=caltable,
            field='Sgr B2 N Q,Sgr B2 NM Q,Sgr B2 MS Q',
assert os.getenv('SCRIPT_DIR') is not None
sys.path.append(os.getenv('SCRIPT_DIR'))

from continuum_imaging_general import myclean, tclean, makefits

from continuum_windows import all_Qmses, Kamses, Kmses
Qmses = all_Qmses

calibrators = ['J1744-3116', 'J1733-1304', "1331+305=3C286",]

for ms in Qmses:
    myclean('../'+ms,
            name=ms[:22],
            threshold='5mJy',
            spws=Qmses[ms],
            niter=1000,
            imsize=200,
            cell='0.01arcsec',
            fields=calibrators,
            noneg=False,
           )

for ms in Kamses:
    myclean('../'+ms,
            name=ms[:22],
            threshold='5mJy',
            cell='0.01arcsec',
            niter=1000,
            imsize=200,
            spws=Kamses[ms],
            fields=calibrators,
            noneg=False,
Example #3
0
for gridder in ('standard', 'wproject', 'widefield', 'mosaic', 'awproject'):

    try:
        imagename = '18A-229_Q_singlefield_imaging_smallfield_test_{0}'.format(
            gridder)
        myclean(vis=cont_vis,
                fields=selfcal_fields,
                spws='',
                imsize=1000,
                phasecenters={
                    "Sgr B2 N Q": 'J2000 17h47m19.897 -28d22m17.340',
                    "Sgr B2 NM Q": 'J2000 17h47m20.166 -28d23m04.968',
                    "Sgr B2 MS Q": 'J2000 17h47m20.166 -28d23m04.968',
                    "Sgr B2 S Q": 'J2000 17h47m20.461 -28d23m45.059',
                },
                cell='0.01arcsec',
                name=imagename,
                gridder=gridder,
                niter=10000,
                threshold='0.5mJy',
                scales=[0, 3, 9],
                robust=0.5,
                savemodel='none',
                mask=mask,
                noneg=False,
                **extrapars[gridder])
    except Exception as ex:
        myprint(ex)

for gridder in ('standard', 'wproject', 'widefield', 'mosaic', 'awproject'):
Example #4
0
                 interp=[],
                 gaintable=[caltable],
                 calwt=[False],
                 vis=cont_ms,
                 applymode='calonly',
                 antenna='*&*',
                 spwmap=[],
                 parang=True)

        if False:  # slow version
            myclean(
                vis=cont_ms,
                name=name,
                imsize=8000,
                cell='0.01arcsec',
                fields=['Sgr B2 N Q', 'Sgr B2 NM Q', 'Sgr B2 MS Q'],
                threshold='2mJy',
                savemodel='modelcolumn',
                spws='',  # all windows are continuum now
                scales=[0, 3, 9, 27],
            )
        else:
            # Diagnostic: make sure the before & after are different
            myclean(
                vis=cont_ms,
                name="before_cutout_" + name,
                fields=[
                    'Sgr B2 MS Q',
                ],
                spws='',
                imsize=1000,
Example #5
0
Overall imaging script to make combined continuum images for Ka, Q, and K bands
"""
import sys
sys.path.append('.')

print(sys.path)

from continuum_imaging_general import myclean, tclean, makefits

from continuum_windows import Qmses, Kamses, Kmses

for ms in Qmses:
    myclean('../'+ms,
            name=ms[:22],
            threshold='5mJy',
            spws=Qmses[ms],
            niter=1000,
            imsize=2000,
            cell='0.04arcsec',
           )

for ms in Kamses:
    myclean('../'+ms,
            name=ms[:22],
            threshold='5mJy',
            cell='0.05arcsec',
            niter=1000,
            imsize=2000,
            fields=['Sgr B2 MN Ka', 'Sgr B2 MS Ka', 'Sgr B2 S Ka', 'Sgr B2 DS1 Ka', 'Sgr B2 DS2 Ka'],
            spws=Kamses[ms],
           )
Example #6
0
"""
Overall imaging script to make combined continuum images for Ka, Q, and K bands
"""
from continuum_imaging_general import myclean, tclean, makefits

from continuum_windows import Qmses, Kamses, Kmses

myclean(
    ['../' + x for x in Qmses],
    name='18A-229_combined',
    threshold='5mJy',
    spws=[x for x in Qmses.values()],
)

myclean(
    ['../' + x for x in Kamses],
    name='18A-229_combined',
    threshold='5mJy',
    cell='0.015arcsec',
    fields=[
        'Sgr B2 MN Ka', 'Sgr B2 MS Ka', 'Sgr B2 S Ka', 'Sgr B2 DS1 Ka',
        'Sgr B2 DS2 Ka'
    ],
    spws=[x for x in Kamses.values()],
)

myclean(
    ['../' + x for x in Kmses],
    name='18A-229_combined',
    threshold='5mJy',
    cell='0.02arcsec',
Example #7
0



myprint("Beginning iteration 1")

imagename = '18A-229_Q_singlefield_selfcal_iter1'
myclean(vis=cont_vis,
        fields="Sgr B2 NM Q,Sgr B2 MS Q".split(","),
        spws='',
        imsize=1000,
        phasecenters={"Sgr B2 N Q":'J2000 17h47m19.897 -28d22m17.340',
                      "Sgr B2 NM Q":'J2000 17h47m20.166 -28d23m04.968',
                      "Sgr B2 MS Q":'J2000 17h47m20.166 -28d23m04.968',
                      "Sgr B2 S Q":'J2000 17h47m20.461 -28d23m45.059',
                     },
        cell='0.01arcsec',
        name=imagename,
        niter=10000,
        threshold='3mJy',
        scales=[0,3,9],
        robust=0.5,
        savemodel='modelcolumn',
        mask=mask,
       )

caltable = '18A-229_Q_concatenated_cal_iter1.cal'
if not os.path.exists(caltable):
    mygaincal(vis=cont_vis,
              caltable=caltable,
              field='Sgr B2 NM Q,Sgr B2 MS Q',
              calmode='p',
    gaintables = [x for x in pipeline_tables if os.path.exists(x)
                  ] + [caltable_nocombine]
    gainfield = ['' for x in pipeline_tables if os.path.exists(x)] + []
    calwt = [False for x in pipeline_tables if os.path.exists(x)] + [False]
    spwmap = [[] for x in pipeline_tables if os.path.exists(x)] + []
    interp = [
        'linear,nearestflag' if 'BPcal' in x else ''
        for x in pipeline_tables if os.path.exists(x)
    ] + ['']

    applycal(flagbackup=False,
             gainfield=gainfield,
             interp=interp,
             gaintable=gaintables,
             calwt=calwt,
             vis=ms,
             applymode='calonly',
             antenna='*&*',
             spwmap=spwmap,
             parang=True)

    myclean(
        vis=ms,
        name=name + '_taper',
        imsize=2000,
        cell='0.04arcsec',
        fields=['Sgr B2 N Q', 'Sgr B2 NM Q', 'Sgr B2 MS Q'],
        uvrange='0~2000klambda',
        threshold='5mJy',
    )