! Started logfile: .//J1857-0303_X_dfm.log on Mon Jan 20 18:50:00 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1857-0303_X_uva.fits ! Reading UV FITS file: .//J1857-0303_X_uva.fits ! AN table 1: 15 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1857-0303 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 4320 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1857-0303_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.007468Jy sigma=18.881762 ! Fit after self-cal, rms=0.923336Jy sigma=17.323827 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8185 mas, bmaj=3.619 mas, bpa=-16.54 degrees ! Estimated noise=0.837869 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0574346 Jy ! Component: 100 - total flux cleaned = 0.0724417 Jy ! Total flux subtracted in 100 components = 0.0724417 Jy ! Clean residual min=-0.003542 max=0.006354 Jy/beam ! Clean residual mean=-0.000000 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.0724417 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0724417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.039545Jy sigma=0.693719 ! Fit after self-cal, rms=0.039516Jy sigma=0.693289 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00675378 Jy ! Component: 100 - total flux cleaned = 0.00982969 Jy ! Total flux subtracted in 100 components = 0.00982969 Jy ! Clean residual min=-0.002811 max=0.003243 Jy/beam ! Clean residual mean=-0.000002 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.0822714 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 13 components and 0.0822714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.038157Jy sigma=0.669851 ! Fit after self-cal, rms=0.038140Jy sigma=0.669672 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=3.695 mas, bpa=-15.66 degrees ! Estimated noise=0.584521 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256846 Jy ! Component: 100 - total flux cleaned = 0.00389514 Jy ! Component: 150 - total flux cleaned = 0.00442196 Jy ! Component: 200 - total flux cleaned = 0.00476454 Jy ! Total flux subtracted in 200 components = 0.00476454 Jy ! Clean residual min=-0.002761 max=0.002919 Jy/beam ! Clean residual mean=-0.000004 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.0870359 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 46 components and 0.0870359 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037901Jy sigma=0.666273 ! Fit after self-cal, rms=0.037889Jy sigma=0.666227 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.002 x 3.695 at -15.66 degrees (North through East) ! Clean map min=-0.0025805 max=0.075874 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.03 KP 0.90 ! LA 1.06 MK 1.04 NL 0.89 OV 1.05 ! PT 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 HN 1.07 KP 0.97 ! LA 1.03 MK 0.96 NL 0.91 OV 1.09 ! PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 1.06 KP 0.90 ! LA 1.09 MK 1.01 NL 0.90 OV 1.07 ! PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.95 KP 0.99 ! LA 1.07 MK 0.98 NL 0.95 OV 1.12 ! PT 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 HN 1.11 KP 0.88 ! LA 0.96 MK 0.93 NL 0.92 OV 1.04 ! PT 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.91 HN 1.06 KP 1.02 ! LA 0.98 MK 0.99 NL 0.90 OV 1.11 ! PT 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.17 KP 0.94 ! LA 1.05 MK 1.02 NL 0.94 OV 1.16 ! PT 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 1.01 KP 0.94 ! LA 1.07 MK 1.01 NL 0.91 OV 1.13 ! PT 0.95 ! ! ! Fit before self-cal, rms=0.037889Jy sigma=0.666227 ! Fit after self-cal, rms=0.037362Jy sigma=0.652508 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.002 mas, bmaj=3.694 mas, bpa=-15.74 degrees ! Estimated noise=0.581215 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000719842 Jy ! Component: 100 - total flux cleaned = 0.000912052 Jy ! Component: 150 - total flux cleaned = 0.000900784 Jy ! Component: 200 - total flux cleaned = 0.000891249 Jy ! Total flux subtracted in 200 components = 0.000891249 Jy ! Clean residual min=-0.001316 max=0.001595 Jy/beam ! Clean residual mean=-0.000000 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0879272 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 52 components and 0.0879272 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037350Jy sigma=0.652141 ! Fit after self-cal, rms=0.037376Jy sigma=0.651979 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037376Jy sigma=0.651979 ! Fit after self-cal, rms=0.037419Jy sigma=0.651931 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1 mas, bmaj=3.69 mas, bpa=-15.74 degrees ! Estimated noise=0.581732 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000357517 Jy ! Component: 100 - total flux cleaned = 0.000422222 Jy ! Component: 150 - total flux cleaned = 0.00042214 Jy ! Component: 200 - total flux cleaned = 0.000422632 Jy ! Total flux subtracted in 200 components = 0.000422632 Jy ! Clean residual min=-0.001325 max=0.001594 Jy/beam ! Clean residual mean=-0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0883498 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 59 components and 0.0883498 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037416Jy sigma=0.651823 ! Fit after self-cal, rms=0.037417Jy sigma=0.651820 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (44.8, 35.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120349 Jy ! Component: 100 - total flux cleaned = 0.00141063 Jy ! Component: 150 - total flux cleaned = 0.00155497 Jy ! Component: 200 - total flux cleaned = 0.00163479 Jy ! Total flux subtracted in 200 components = 0.00163479 Jy ! Clean residual min=-0.001295 max=0.001281 Jy/beam ! Clean residual mean=-0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0899846 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 77 components and 0.0899846 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037358Jy sigma=0.650689 ! Fit after self-cal, rms=0.037357Jy sigma=0.650643 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037357Jy sigma=0.650643 ! Fit after self-cal, rms=0.037319Jy sigma=0.650613 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1 mas, bmaj=3.691 mas, bpa=-15.74 degrees ! Estimated noise=0.581422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.76148e-05 Jy ! Component: 100 - total flux cleaned = 7.47473e-05 Jy ! Component: 150 - total flux cleaned = 0.000154924 Jy ! Component: 200 - total flux cleaned = 0.000227741 Jy ! Total flux subtracted in 200 components = 0.000227741 Jy ! Clean residual min=-0.001276 max=0.001264 Jy/beam ! Clean residual mean=-0.000000 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0902124 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 0.0902124 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037306Jy sigma=0.650339 ! Fit after self-cal, rms=0.037306Jy sigma=0.650334 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.22086e-05 Jy ! Component: 100 - total flux cleaned = 0.000108058 Jy ! Component: 150 - total flux cleaned = 0.000157726 Jy ! Component: 200 - total flux cleaned = 0.000228058 Jy ! Total flux subtracted in 200 components = 0.000228058 Jy ! Clean residual min=-0.001283 max=0.001242 Jy/beam ! Clean residual mean=-0.000000 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.0904404 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 97 components and 0.0904404 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037298Jy sigma=0.650172 ! Fit after self-cal, rms=0.037299Jy sigma=0.650171 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037299Jy sigma=0.650171 ! Fit after self-cal, rms=0.037303Jy sigma=0.650162 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.204 mas, bmaj=4.053 mas, bpa=-1.98 degrees ! Estimated noise=0.707109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000282003 Jy ! Component: 100 - total flux cleaned = 0.000422168 Jy ! Component: 150 - total flux cleaned = 0.000508023 Jy ! Component: 200 - total flux cleaned = 0.000595398 Jy ! Total flux subtracted in 200 components = 0.000595398 Jy ! Clean residual min=-0.001330 max=0.001403 Jy/beam ! Clean residual mean=-0.000000 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.0910358 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 113 components and 0.0910358 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037299Jy sigma=0.650156 ! Fit after self-cal, rms=0.037300Jy sigma=0.650152 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.17124e-05 Jy ! Component: 100 - total flux cleaned = 7.58104e-05 Jy ! Component: 150 - total flux cleaned = 9.06731e-05 Jy ! Component: 200 - total flux cleaned = 0.000105086 Jy ! Total flux subtracted in 200 components = 0.000105086 Jy ! Clean residual min=-0.001332 max=0.001406 Jy/beam ! Clean residual mean=-0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0911409 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 120 components and 0.0911409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037299Jy sigma=0.650153 ! Fit after self-cal, rms=0.037299Jy sigma=0.650152 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9999 mas, bmaj=3.69 mas, bpa=-15.75 degrees ! Estimated noise=0.581423 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9999 x 3.69 at -15.75 degrees (North through East) ! Clean map min=-0.0012299 max=0.075467 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.815 mas, bmaj=3.62 mas, bpa=-16.61 degrees ! Estimated noise=0.831126 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0569065 Jy ! Component: 100 - total flux cleaned = 0.0721947 Jy ! Component: 150 - total flux cleaned = 0.0789517 Jy ! Component: 200 - total flux cleaned = 0.081904 Jy ! Total flux subtracted in 200 components = 0.081904 Jy ! Clean residual min=-0.001934 max=0.001965 Jy/beam ! Clean residual mean=0.000000 rms=0.000492 Jy/beam ! Combined flux in latest and established models = 0.081904 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.081904 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9999 mas, bmaj=3.69 mas, bpa=-15.75 degrees ! Estimated noise=0.581423 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232173 Jy ! Component: 100 - total flux cleaned = 0.00379385 Jy ! Component: 150 - total flux cleaned = 0.0046583 Jy ! Component: 200 - total flux cleaned = 0.00530421 Jy ! Total flux subtracted in 200 components = 0.00530421 Jy ! Clean residual min=-0.001472 max=0.001435 Jy/beam ! Clean residual mean=0.000001 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0872082 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 46 components and 0.0872082 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.204 mas, bmaj=4.053 mas, bpa=-1.98 degrees ! Estimated noise=0.707109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000987098 Jy ! Component: 100 - total flux cleaned = 0.00164652 Jy ! Component: 150 - total flux cleaned = 0.00217612 Jy ! Component: 200 - total flux cleaned = 0.00260833 Jy ! Total flux subtracted in 200 components = 0.00260833 Jy ! Clean residual min=-0.001453 max=0.001302 Jy/beam ! Clean residual mean=-0.000000 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0898166 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000294092 Jy ! Component: 100 - total flux cleaned = 0.000503108 Jy ! Component: 150 - total flux cleaned = 0.000599417 Jy ! Component: 200 - total flux cleaned = 0.000656845 Jy ! Total flux subtracted in 200 components = 0.000656845 Jy ! Clean residual min=-0.001452 max=0.001318 Jy/beam ! Clean residual mean=-0.000001 rms=0.000347 Jy/beam ! Combined flux in latest and established models = 0.0904734 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 85 components and 0.0904734 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9999 mas, bmaj=3.69 mas, bpa=-15.75 degrees ! Estimated noise=0.581423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00020543 Jy ! Component: 100 - total flux cleaned = -0.000336096 Jy ! Component: 150 - total flux cleaned = -0.000337565 Jy ! Component: 200 - total flux cleaned = -0.000298916 Jy ! Total flux subtracted in 200 components = -0.000298916 Jy ! Clean residual min=-0.001339 max=0.001221 Jy/beam ! Clean residual mean=0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0901745 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 101 components and 0.0901745 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037321Jy sigma=0.650585 ! Fit after self-cal, rms=0.037320Jy sigma=0.650561 wmodel J1857-0303_X_map.mod ! Writing 101 model components to file: J1857-0303_X_map.mod wobs J1857-0303_X_uvs.fits ! Writing UV FITS file: J1857-0303_X_uvs.fits wwins J1857-0303_X_map.win ! wwins: Wrote 2 windows to J1857-0303_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -3.7894e-05 Jy ! Component: 100 - total flux cleaned = 0.000108996 Jy ! Component: 150 - total flux cleaned = 0.000129173 Jy ! Component: 200 - total flux cleaned = 0.000240686 Jy ! Component: 250 - total flux cleaned = 0.000365487 Jy ! Component: 300 - total flux cleaned = 0.000502948 Jy ! Component: 350 - total flux cleaned = 0.000602708 Jy ! Component: 400 - total flux cleaned = 0.00066671 Jy ! Component: 450 - total flux cleaned = 0.000697972 Jy ! Component: 500 - total flux cleaned = 0.000757885 Jy ! Component: 550 - total flux cleaned = 0.000786594 Jy ! Component: 600 - total flux cleaned = 0.000829414 Jy ! Component: 650 - total flux cleaned = 0.000885057 Jy ! Component: 700 - total flux cleaned = 0.000953107 Jy ! Component: 750 - total flux cleaned = 0.00101952 Jy ! Component: 800 - total flux cleaned = 0.00108478 Jy ! Component: 850 - total flux cleaned = 0.00114869 Jy ! Component: 900 - total flux cleaned = 0.00121179 Jy ! Component: 950 - total flux cleaned = 0.00129869 Jy ! Component: 1000 - total flux cleaned = 0.00138309 Jy ! Component: 1050 - total flux cleaned = 0.00140664 Jy ! Component: 1100 - total flux cleaned = 0.00147674 Jy ! Component: 1150 - total flux cleaned = 0.00154563 Jy ! Component: 1200 - total flux cleaned = 0.00164691 Jy ! Component: 1250 - total flux cleaned = 0.00175758 Jy ! Component: 1300 - total flux cleaned = 0.00186662 Jy ! Component: 1350 - total flux cleaned = 0.00197417 Jy ! Component: 1400 - total flux cleaned = 0.00211193 Jy ! Component: 1450 - total flux cleaned = 0.00218499 Jy ! Component: 1500 - total flux cleaned = 0.00228789 Jy ! Component: 1550 - total flux cleaned = 0.00239954 Jy ! Component: 1600 - total flux cleaned = 0.00252974 Jy ! Component: 1650 - total flux cleaned = 0.00261835 Jy ! Component: 1700 - total flux cleaned = 0.0027353 Jy ! Component: 1750 - total flux cleaned = 0.00283139 Jy ! Component: 1800 - total flux cleaned = 0.00292616 Jy ! Component: 1850 - total flux cleaned = 0.00302921 Jy ! Component: 1900 - total flux cleaned = 0.00310318 Jy ! Component: 1950 - total flux cleaned = 0.00321308 Jy ! Component: 2000 - total flux cleaned = 0.00332154 Jy ! Component: 2050 - total flux cleaned = 0.0034018 Jy ! Component: 2100 - total flux cleaned = 0.00349021 Jy ! Component: 2150 - total flux cleaned = 0.00356003 Jy ! Component: 2200 - total flux cleaned = 0.00364643 Jy ! Component: 2250 - total flux cleaned = 0.00371462 Jy ! Component: 2300 - total flux cleaned = 0.00375682 Jy ! Component: 2350 - total flux cleaned = 0.00382373 Jy ! Component: 2400 - total flux cleaned = 0.00388991 Jy ! Component: 2450 - total flux cleaned = 0.00396359 Jy ! Component: 2500 - total flux cleaned = 0.00401217 Jy ! Component: 2550 - total flux cleaned = 0.00406843 Jy ! Component: 2600 - total flux cleaned = 0.00410816 Jy ! Component: 2650 - total flux cleaned = 0.00413963 Jy ! Component: 2700 - total flux cleaned = 0.00420212 Jy ! Component: 2750 - total flux cleaned = 0.00423306 Jy ! Component: 2800 - total flux cleaned = 0.00427131 Jy ! Component: 2850 - total flux cleaned = 0.00430177 Jy ! Component: 2900 - total flux cleaned = 0.00433199 Jy ! Component: 2950 - total flux cleaned = 0.00436191 Jy ! Component: 3000 - total flux cleaned = 0.00438417 Jy ! Component: 3050 - total flux cleaned = 0.00443561 Jy ! Component: 3100 - total flux cleaned = 0.00443569 Jy ! Component: 3150 - total flux cleaned = 0.00450083 Jy ! Component: 3200 - total flux cleaned = 0.0045367 Jy ! Component: 3250 - total flux cleaned = 0.0045652 Jy ! Component: 3300 - total flux cleaned = 0.00457938 Jy ! Component: 3350 - total flux cleaned = 0.00462868 Jy ! Component: 3400 - total flux cleaned = 0.00467062 Jy ! Component: 3450 - total flux cleaned = 0.00468454 Jy ! Component: 3500 - total flux cleaned = 0.00473977 Jy ! Component: 3550 - total flux cleaned = 0.0047603 Jy ! Component: 3600 - total flux cleaned = 0.00480113 Jy ! Component: 3650 - total flux cleaned = 0.00481468 Jy ! Component: 3700 - total flux cleaned = 0.0048483 Jy ! Component: 3750 - total flux cleaned = 0.00488171 Jy ! Component: 3800 - total flux cleaned = 0.00489502 Jy ! Component: 3850 - total flux cleaned = 0.00495449 Jy ! Component: 3900 - total flux cleaned = 0.00497419 Jy ! Component: 3950 - total flux cleaned = 0.00501344 Jy ! Component: 4000 - total flux cleaned = 0.00505251 Jy ! Component: 4050 - total flux cleaned = 0.00510425 Jy ! Total flux subtracted in 4096 components = 0.00512354 Jy ! Clean residual min=-0.000414 max=0.000379 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.095298 Jy keep ! Adding 257 model components to the UV plane model. ! The established model now contains 358 components and 0.095298 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1857-0303_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9999 x 3.69 at -15.75 degrees (North through East) ! Clean map min=-0.00077378 max=0.075642 Jy/beam ! Writing clean map to FITS file: .//J1857-0303_X_map.fits wmodel .//J1857-0303_X_map.mod ! Writing 358 model components to file: .//J1857-0303_X_map.mod wobs .//J1857-0303_X_uvs.fits ! Writing UV FITS file: .//J1857-0303_X_uvs.fits wwins .//J1857-0303_X_map.win ! wwins: Wrote 3 windows to .//J1857-0303_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0756419 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000106574 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.422677 0.422677 0.845355 1.69071 3.38142 6.76284 13.5257 27.0513 54.1027 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.075 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 709.761 quit ! Quitting program ! Log file .//J1857-0303_X_dfm.log closed on Mon Jan 20 18:50:04 2020