! Started logfile: /image_prod/ug002_uva//J1931+2243_X_c_dfm.log on Thu Mar 5 04:14:15 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1931+2243_X_c_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1931+2243_X_c_uva.fits ! AN table 1: 12 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.877976 visibilities/baseline/integration-bin. ! Found source: J1931+2243 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 3540 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1931+2243_X_c] 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. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.043533Jy sigma=9.935246 ! Fit after self-cal, rms=0.736733Jy sigma=6.969000 ! 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=0.5929 mas, bmaj=1.717 mas, bpa=-9.575 degrees ! Estimated noise=1.77219 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 = 0.197361 Jy ! Component: 100 - total flux cleaned = 0.255025 Jy ! Total flux subtracted in 100 components = 0.255025 Jy ! Clean residual min=-0.015836 max=0.026552 Jy/beam ! Clean residual mean=-0.000016 rms=0.003242 Jy/beam ! Combined flux in latest and established models = 0.255024 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.255024 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.070901Jy sigma=0.665623 ! Fit after self-cal, rms=0.070900Jy sigma=0.665390 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0299117 Jy ! Component: 100 - total flux cleaned = 0.0462009 Jy ! Total flux subtracted in 100 components = 0.0462009 Jy ! Clean residual min=-0.010373 max=0.009649 Jy/beam ! Clean residual mean=-0.000007 rms=0.001983 Jy/beam ! Combined flux in latest and established models = 0.301225 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.301225 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058595Jy sigma=0.536786 ! Fit after self-cal, rms=0.058604Jy sigma=0.536617 ! 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=0.7193 mas, bmaj=1.798 mas, bpa=-9.755 degrees ! Estimated noise=1.28182 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 (8.6, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113783 Jy ! Component: 100 - total flux cleaned = 0.0186378 Jy ! Component: 150 - total flux cleaned = 0.0240611 Jy ! Component: 200 - total flux cleaned = 0.0280362 Jy ! Total flux subtracted in 200 components = 0.0280362 Jy ! Clean residual min=-0.008589 max=0.008369 Jy/beam ! Clean residual mean=-0.000002 rms=0.001535 Jy/beam ! Combined flux in latest and established models = 0.329262 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.329262 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.056124Jy sigma=0.507523 ! Fit after self-cal, rms=0.056052Jy sigma=0.506513 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7193 x 1.798 at -9.755 degrees (North through East) ! Clean map min=-0.0077364 max=0.2658 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.99 KP 1.02 ! MK 0.97 NL 1.07 OV 0.89 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.01 KP 0.98 ! MK 0.99 NL 1.10 OV 0.89 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.98 KP 1.00 ! MK 0.95 NL 1.08 OV 0.88 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.95 KP 0.99 ! MK 0.99 NL 1.09 OV 0.92 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.99 KP 1.00 ! MK 0.99 NL 1.10 OV 0.92 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.02 KP 0.98 ! MK 1.02 NL 1.07 OV 0.90 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.96 KP 1.00 ! MK 0.96 NL 1.08 OV 0.94 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.04 KP 0.99 ! MK 0.96 NL 1.07 OV 0.90 SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.04 KP 0.97 ! MK 1.02 NL 1.11 OV 0.93 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.00 KP 0.97 ! MK 1.03 NL 1.11 OV 0.91 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.03 KP 0.98 ! MK 1.02 NL 1.13 OV 0.90 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.07 HN 1.03 KP 0.99 ! MK 1.08 NL 1.11 OV 0.89 SC 1.02 ! ! ! Fit before self-cal, rms=0.056052Jy sigma=0.506513 ! Fit after self-cal, rms=0.052585Jy sigma=0.468264 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7199 mas, bmaj=1.805 mas, bpa=-9.545 degrees ! Estimated noise=1.27572 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 = -0.00259457 Jy ! Component: 100 - total flux cleaned = -0.00299705 Jy ! Component: 150 - total flux cleaned = -0.00336998 Jy ! Component: 200 - total flux cleaned = -0.00357791 Jy ! Total flux subtracted in 200 components = -0.00357791 Jy ! Clean residual min=-0.004084 max=0.003277 Jy/beam ! Clean residual mean=-0.000008 rms=0.000814 Jy/beam ! Combined flux in latest and established models = 0.325684 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 54 components and 0.325684 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052328Jy sigma=0.465795 ! Fit after self-cal, rms=0.052340Jy sigma=0.465584 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052340Jy sigma=0.465584 ! Fit after self-cal, rms=0.052010Jy sigma=0.460507 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7199 mas, bmaj=1.805 mas, bpa=-9.575 degrees ! Estimated noise=1.27815 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00126324 Jy ! Component: 100 - total flux cleaned = -0.00132548 Jy ! Component: 150 - total flux cleaned = -0.0013264 Jy ! Component: 200 - total flux cleaned = -0.00124577 Jy ! Total flux subtracted in 200 components = -0.00124577 Jy ! Clean residual min=-0.003916 max=0.003197 Jy/beam ! Clean residual mean=-0.000006 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.324438 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.324438 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051893Jy sigma=0.459455 ! Fit after self-cal, rms=0.051888Jy sigma=0.459401 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 = -0.000189771 Jy ! Component: 100 - total flux cleaned = -0.000122008 Jy ! Component: 150 - total flux cleaned = -0.000120245 Jy ! Component: 200 - total flux cleaned = -8.9961e-05 Jy ! Total flux subtracted in 200 components = -8.9961e-05 Jy ! Clean residual min=-0.003851 max=0.003087 Jy/beam ! Clean residual mean=-0.000006 rms=0.000724 Jy/beam ! Combined flux in latest and established models = 0.324348 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.324348 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051846Jy sigma=0.459096 ! Fit after self-cal, rms=0.051846Jy sigma=0.459091 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051846Jy sigma=0.459091 ! Fit after self-cal, rms=0.051814Jy sigma=0.458602 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7191 mas, bmaj=1.804 mas, bpa=-9.552 degrees ! Estimated noise=1.27871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000292046 Jy ! Component: 100 - total flux cleaned = -2.33264e-05 Jy ! Component: 150 - total flux cleaned = -8.55863e-05 Jy ! Component: 200 - total flux cleaned = -5.59514e-05 Jy ! Total flux subtracted in 200 components = -5.59514e-05 Jy ! Clean residual min=-0.003648 max=0.003018 Jy/beam ! Clean residual mean=-0.000005 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.324292 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 76 components and 0.324292 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051757Jy sigma=0.458127 ! Fit after self-cal, rms=0.051756Jy sigma=0.458111 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 = -0.000117453 Jy ! Component: 100 - total flux cleaned = -0.000196274 Jy ! Component: 150 - total flux cleaned = -0.000169985 Jy ! Component: 200 - total flux cleaned = -0.000145864 Jy ! Total flux subtracted in 200 components = -0.000145864 Jy ! Clean residual min=-0.003616 max=0.003004 Jy/beam ! Clean residual mean=-0.000005 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.324146 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 0.324146 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051729Jy sigma=0.457920 ! Fit after self-cal, rms=0.051730Jy sigma=0.457916 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051730Jy sigma=0.457916 ! Fit after self-cal, rms=0.051680Jy sigma=0.457786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.746 mas, bmaj=2.306 mas, bpa=-4.877 degrees ! Estimated noise=1.7624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000610856 Jy ! Component: 100 - total flux cleaned = -0.000301572 Jy ! Component: 150 - total flux cleaned = -0.000109874 Jy ! Component: 200 - total flux cleaned = -2.90571e-05 Jy ! Total flux subtracted in 200 components = -2.90571e-05 Jy ! Clean residual min=-0.003757 max=0.004587 Jy/beam ! Clean residual mean=-0.000017 rms=0.001091 Jy/beam ! Combined flux in latest and established models = 0.324117 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 0.324117 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051706Jy sigma=0.458000 ! Fit after self-cal, rms=0.051696Jy sigma=0.457926 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 = 0.000112618 Jy ! Component: 100 - total flux cleaned = 0.000232477 Jy ! Component: 150 - total flux cleaned = 0.00031376 Jy ! Component: 200 - total flux cleaned = 0.000351291 Jy ! Total flux subtracted in 200 components = 0.000351291 Jy ! Clean residual min=-0.003720 max=0.004516 Jy/beam ! Clean residual mean=-0.000017 rms=0.001073 Jy/beam ! Combined flux in latest and established models = 0.324468 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 0.324468 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051714Jy sigma=0.458112 ! Fit after self-cal, rms=0.051710Jy sigma=0.458083 ! 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=0.7184 mas, bmaj=1.802 mas, bpa=-9.517 degrees ! Estimated noise=1.27894 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7184 x 1.802 at -9.517 degrees (North through East) ! Clean map min=-0.0033751 max=0.26539 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=0.5931 mas, bmaj=1.724 mas, bpa=-9.368 degrees ! Estimated noise=1.76529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.196489 Jy ! Component: 100 - total flux cleaned = 0.254375 Jy ! Component: 150 - total flux cleaned = 0.284391 Jy ! Component: 200 - total flux cleaned = 0.300613 Jy ! Total flux subtracted in 200 components = 0.300613 Jy ! Clean residual min=-0.007001 max=0.007821 Jy/beam ! Clean residual mean=-0.000008 rms=0.001368 Jy/beam ! Combined flux in latest and established models = 0.300613 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.300613 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7184 mas, bmaj=1.802 mas, bpa=-9.517 degrees ! Estimated noise=1.27894 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 = 0.00890162 Jy ! Component: 100 - total flux cleaned = 0.0138851 Jy ! Component: 150 - total flux cleaned = 0.016644 Jy ! Component: 200 - total flux cleaned = 0.0181956 Jy ! Total flux subtracted in 200 components = 0.0181956 Jy ! Clean residual min=-0.003367 max=0.003159 Jy/beam ! Clean residual mean=-0.000007 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.318809 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.318809 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=1.746 mas, bmaj=2.306 mas, bpa=-4.877 degrees ! Estimated noise=1.7624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0019876 Jy ! Component: 100 - total flux cleaned = 0.00272321 Jy ! Component: 150 - total flux cleaned = 0.0032759 Jy ! Component: 200 - total flux cleaned = 0.00375092 Jy ! Total flux subtracted in 200 components = 0.00375092 Jy ! Clean residual min=-0.003931 max=0.004475 Jy/beam ! Clean residual mean=-0.000018 rms=0.001103 Jy/beam ! Combined flux in latest and established models = 0.32256 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 = 0.000411246 Jy ! Component: 100 - total flux cleaned = 0.000745549 Jy ! Component: 150 - total flux cleaned = 0.00104049 Jy ! Component: 200 - total flux cleaned = 0.00124352 Jy ! Total flux subtracted in 200 components = 0.00124352 Jy ! Clean residual min=-0.003797 max=0.004515 Jy/beam ! Clean residual mean=-0.000017 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.323803 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.323803 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7184 mas, bmaj=1.802 mas, bpa=-9.517 degrees ! Estimated noise=1.27894 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000704049 Jy ! Component: 100 - total flux cleaned = 0.000705816 Jy ! Component: 150 - total flux cleaned = 0.000699479 Jy ! Component: 200 - total flux cleaned = 0.000800337 Jy ! Total flux subtracted in 200 components = 0.000800337 Jy ! Clean residual min=-0.003303 max=0.003102 Jy/beam ! Clean residual mean=-0.000005 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.324603 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 69 components and 0.324603 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051791Jy sigma=0.458765 ! Fit after self-cal, rms=0.051778Jy sigma=0.458708 wmodel J1931+2243_X_c_map.mod ! Writing 69 model components to file: J1931+2243_X_c_map.mod wobs J1931+2243_X_c_uvs.fits ! Writing UV FITS file: J1931+2243_X_c_uvs.fits wwins J1931+2243_X_c_map.win ! wwins: Wrote 2 windows to J1931+2243_X_c_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 = -0.000540603 Jy ! Component: 100 - total flux cleaned = -0.00075153 Jy ! Component: 150 - total flux cleaned = -0.000999399 Jy ! Component: 200 - total flux cleaned = -0.00123485 Jy ! Component: 250 - total flux cleaned = -0.00150426 Jy ! Component: 300 - total flux cleaned = -0.0015905 Jy ! Component: 350 - total flux cleaned = -0.00163269 Jy ! Component: 400 - total flux cleaned = -0.00163346 Jy ! Component: 450 - total flux cleaned = -0.00179018 Jy ! Component: 500 - total flux cleaned = -0.00179058 Jy ! Component: 550 - total flux cleaned = -0.00186506 Jy ! Component: 600 - total flux cleaned = -0.00186382 Jy ! Component: 650 - total flux cleaned = -0.00186294 Jy ! Component: 700 - total flux cleaned = -0.00196626 Jy ! Component: 750 - total flux cleaned = -0.0021699 Jy ! Component: 800 - total flux cleaned = -0.0022688 Jy ! Component: 850 - total flux cleaned = -0.00249637 Jy ! Component: 900 - total flux cleaned = -0.00256039 Jy ! Component: 950 - total flux cleaned = -0.00271767 Jy ! Component: 1000 - total flux cleaned = -0.0028107 Jy ! Component: 1050 - total flux cleaned = -0.00290169 Jy ! Component: 1100 - total flux cleaned = -0.0029614 Jy ! Component: 1150 - total flux cleaned = -0.0029913 Jy ! Component: 1200 - total flux cleaned = -0.00310677 Jy ! Component: 1250 - total flux cleaned = -0.00316374 Jy ! Component: 1300 - total flux cleaned = -0.00324768 Jy ! Component: 1350 - total flux cleaned = -0.00333051 Jy ! Component: 1400 - total flux cleaned = -0.00335697 Jy ! Component: 1450 - total flux cleaned = -0.00327619 Jy ! Component: 1500 - total flux cleaned = -0.003356 Jy ! Component: 1550 - total flux cleaned = -0.00333017 Jy ! Component: 1600 - total flux cleaned = -0.00332998 Jy ! Component: 1650 - total flux cleaned = -0.0033806 Jy ! Component: 1700 - total flux cleaned = -0.00335578 Jy ! Component: 1750 - total flux cleaned = -0.00340564 Jy ! Component: 1800 - total flux cleaned = -0.00345459 Jy ! Component: 1850 - total flux cleaned = -0.00347832 Jy ! Component: 1900 - total flux cleaned = -0.00347825 Jy ! Component: 1950 - total flux cleaned = -0.00350193 Jy ! Component: 2000 - total flux cleaned = -0.00368782 Jy ! Component: 2050 - total flux cleaned = -0.00368778 Jy ! Component: 2100 - total flux cleaned = -0.00380132 Jy ! Component: 2150 - total flux cleaned = -0.00386856 Jy ! Component: 2200 - total flux cleaned = -0.00386867 Jy ! Component: 2250 - total flux cleaned = -0.00404425 Jy ! Component: 2300 - total flux cleaned = -0.00408786 Jy ! Component: 2350 - total flux cleaned = -0.00417364 Jy ! Component: 2400 - total flux cleaned = -0.00421571 Jy ! Component: 2450 - total flux cleaned = -0.00429987 Jy ! Component: 2500 - total flux cleaned = -0.00427922 Jy ! Component: 2550 - total flux cleaned = -0.00442344 Jy ! Component: 2600 - total flux cleaned = -0.00444356 Jy ! Component: 2650 - total flux cleaned = -0.0045243 Jy ! Component: 2700 - total flux cleaned = -0.00466404 Jy ! Component: 2750 - total flux cleaned = -0.00472327 Jy ! Component: 2800 - total flux cleaned = -0.00476237 Jy ! Component: 2850 - total flux cleaned = -0.00480116 Jy ! Component: 2900 - total flux cleaned = -0.00489741 Jy ! Component: 2950 - total flux cleaned = -0.00497375 Jy ! Component: 3000 - total flux cleaned = -0.00501146 Jy ! Component: 3050 - total flux cleaned = -0.00508612 Jy ! Component: 3100 - total flux cleaned = -0.00514193 Jy ! Component: 3150 - total flux cleaned = -0.00512342 Jy ! Component: 3200 - total flux cleaned = -0.0052328 Jy ! Component: 3250 - total flux cleaned = -0.00528696 Jy ! Component: 3300 - total flux cleaned = -0.00526905 Jy ! Component: 3350 - total flux cleaned = -0.00539354 Jy ! Component: 3400 - total flux cleaned = -0.00553455 Jy ! Component: 3450 - total flux cleaned = -0.00549946 Jy ! Component: 3500 - total flux cleaned = -0.00549936 Jy ! Component: 3550 - total flux cleaned = -0.00556827 Jy ! Component: 3600 - total flux cleaned = -0.00558546 Jy ! Component: 3650 - total flux cleaned = -0.00572081 Jy ! Component: 3700 - total flux cleaned = -0.00575433 Jy ! Component: 3750 - total flux cleaned = -0.00583768 Jy ! Component: 3800 - total flux cleaned = -0.00588709 Jy ! Component: 3850 - total flux cleaned = -0.00593624 Jy ! Component: 3900 - total flux cleaned = -0.00596871 Jy ! Component: 3950 - total flux cleaned = -0.00604964 Jy ! Component: 4000 - total flux cleaned = -0.00611381 Jy ! Component: 4050 - total flux cleaned = -0.00614582 Jy ! Total flux subtracted in 4096 components = -0.0062251 Jy ! Clean residual min=-0.000794 max=0.001036 Jy/beam ! Clean residual mean=-0.000001 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.318378 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 375 components and 0.318378 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1931+2243_X_c_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7184 x 1.802 at -9.517 degrees (North through East) ! Clean map min=-0.0018279 max=0.26558 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1931+2243_X_c_map.fits wmodel /image_prod/ug002_uva//J1931+2243_X_c_map.mod ! Writing 375 model components to file: /image_prod/ug002_uva//J1931+2243_X_c_map.mod wobs /image_prod/ug002_uva//J1931+2243_X_c_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1931+2243_X_c_uvs.fits wwins /image_prod/ug002_uva//J1931+2243_X_c_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1931+2243_X_c_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.265579 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000260437 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.294192 0.294192 0.588384 1.17677 2.35353 4.70707 9.41414 18.8283 37.6566 75.3131 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.265 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1019.74 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1931+2243_X_c_dfm.log closed on Thu Mar 5 04:14:18 2020