! Started logfile: /image_prod/ug002_uva//J0220+3241_X_dfm.log on Wed Mar 4 19:30:28 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//J0220+3241_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0220+3241_X_uva.fits ! AN table 1: 60 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.763426 visibilities/baseline/integration-bin. ! Found source: J0220+3241 ! ! 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 134 lines of history. ! ! Reading 19788 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 J0220+3241_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. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.017787Jy sigma=8.902558 ! Fit after self-cal, rms=0.821343Jy sigma=7.117790 ! 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=0.6799 mas, bmaj=1.373 mas, bpa=-7.179 degrees ! Estimated noise=1.2595 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 = 0.128486 Jy ! Component: 100 - total flux cleaned = 0.170707 Jy ! Total flux subtracted in 100 components = 0.170707 Jy ! Clean residual min=-0.013230 max=0.036233 Jy/beam ! Clean residual mean=0.000007 rms=0.003515 Jy/beam ! Combined flux in latest and established models = 0.170707 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.170707 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=0.092940Jy sigma=0.805936 ! Fit after self-cal, rms=0.092878Jy sigma=0.805177 ! Inverting map ! Added new window around map position (2.4, 3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0328759 Jy ! Component: 100 - total flux cleaned = 0.0528626 Jy ! Total flux subtracted in 100 components = 0.0528626 Jy ! Clean residual min=-0.011508 max=0.022076 Jy/beam ! Clean residual mean=0.000003 rms=0.002547 Jy/beam ! Combined flux in latest and established models = 0.223569 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.223569 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=0.075121Jy sigma=0.636726 ! Fit after self-cal, rms=0.073111Jy sigma=0.620553 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0177855 Jy ! Component: 100 - total flux cleaned = 0.0294376 Jy ! Total flux subtracted in 100 components = 0.0294376 Jy ! Clean residual min=-0.009747 max=0.013133 Jy/beam ! Clean residual mean=0.000000 rms=0.001951 Jy/beam ! Combined flux in latest and established models = 0.253007 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 29 components and 0.253007 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=0.066027Jy sigma=0.552802 ! Fit after self-cal, rms=0.065238Jy sigma=0.546491 ! 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=0.8721 mas, bmaj=1.66 mas, bpa=-5.251 degrees ! Estimated noise=0.586922 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 (1.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184381 Jy ! Component: 100 - total flux cleaned = 0.0287839 Jy ! Component: 150 - total flux cleaned = 0.0341826 Jy ! Component: 200 - total flux cleaned = 0.0367246 Jy ! Total flux subtracted in 200 components = 0.0367246 Jy ! Clean residual min=-0.007617 max=0.011979 Jy/beam ! Clean residual mean=-0.000008 rms=0.001649 Jy/beam ! Combined flux in latest and established models = 0.289732 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 64 components and 0.289731 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=0.059527Jy sigma=0.495380 ! Fit after self-cal, rms=0.058663Jy sigma=0.487572 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8721 x 1.66 at -5.251 degrees (North through East) ! Clean map min=-0.0057436 max=0.16509 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.96 KP 1.04 ! LA 1.03 MK 1.08 OV 0.93 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.93 KP 1.02 ! LA 1.04 MK 1.10 OV 0.94 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.94 KP 1.04 ! LA 1.04 MK 1.08 OV 0.93 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.95 KP 1.00 ! LA 1.04 MK 1.08 OV 0.94 PT 0.93 ! SC 1.08 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.93 KP 1.02 ! LA 1.04 MK 1.08 OV 0.96 PT 0.88 ! SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.93 KP 1.07 ! LA 1.05 MK 1.01 OV 0.93 PT 0.93 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.93 KP 1.03 ! LA 1.04 MK 1.09 OV 0.94 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.93 KP 1.03 ! LA 1.06 MK 1.06 OV 0.94 PT 0.94 ! SC 1.07 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.91 KP 1.03 ! LA 1.06 MK 1.07 OV 0.96 PT 0.94 ! SC 1.07 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.94 KP 1.03 ! LA 1.03 MK 1.05 OV 0.94 PT 0.94 ! SC 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 1.05 ! LA 1.04 MK 1.08 OV 0.92 PT 0.94 ! SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.93 KP 1.02 ! LA 1.05 MK 1.01 OV 0.93 PT 0.95 ! SC 1.07 ! ! ! Fit before self-cal, rms=0.058663Jy sigma=0.487572 ! Fit after self-cal, rms=0.057133Jy sigma=0.471515 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8882 mas, bmaj=1.676 mas, bpa=-5.6 degrees ! Estimated noise=0.579774 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 (3, 6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00799945 Jy ! Component: 100 - total flux cleaned = 0.0114128 Jy ! Component: 150 - total flux cleaned = 0.0122442 Jy ! Component: 200 - total flux cleaned = 0.0123881 Jy ! Total flux subtracted in 200 components = 0.0123881 Jy ! Clean residual min=-0.004520 max=0.005159 Jy/beam ! Clean residual mean=-0.000001 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.30212 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 78 components and 0.30212 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=0.055697Jy sigma=0.457893 ! Fit after self-cal, rms=0.055527Jy sigma=0.456473 ! 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=0.055527Jy sigma=0.456473 ! Fit after self-cal, rms=0.055405Jy sigma=0.450207 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.882 mas, bmaj=1.678 mas, bpa=-6.207 degrees ! Estimated noise=0.580502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00227635 Jy ! Component: 100 - total flux cleaned = 0.00251409 Jy ! Component: 150 - total flux cleaned = 0.00261638 Jy ! Component: 200 - total flux cleaned = 0.00270813 Jy ! Total flux subtracted in 200 components = 0.00270813 Jy ! Clean residual min=-0.003884 max=0.004696 Jy/beam ! Clean residual mean=-0.000002 rms=0.000876 Jy/beam ! Combined flux in latest and established models = 0.304828 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 89 components and 0.304828 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=0.054865Jy sigma=0.446465 ! Fit after self-cal, rms=0.054799Jy sigma=0.446013 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 (4.6, 19.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044999 Jy ! Component: 100 - total flux cleaned = 0.00747561 Jy ! Component: 150 - total flux cleaned = 0.00866178 Jy ! Component: 200 - total flux cleaned = 0.00985845 Jy ! Total flux subtracted in 200 components = 0.00985845 Jy ! Clean residual min=-0.003030 max=0.004348 Jy/beam ! Clean residual mean=-0.000001 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.314686 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 108 components and 0.314686 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=0.054279Jy sigma=0.441391 ! Fit after self-cal, rms=0.054225Jy sigma=0.441034 ! Inverting map ! Added new window around map position (6, 15.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00365933 Jy ! Component: 100 - total flux cleaned = 0.00542559 Jy ! Component: 150 - total flux cleaned = 0.00688381 Jy ! Component: 200 - total flux cleaned = 0.00821187 Jy ! Total flux subtracted in 200 components = 0.00821187 Jy ! Clean residual min=-0.002643 max=0.002705 Jy/beam ! Clean residual mean=-0.000001 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.322898 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 129 components and 0.322898 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=0.053839Jy sigma=0.437832 ! Fit after self-cal, rms=0.053811Jy sigma=0.437666 ! Inverting map ! Added new window around map position (16, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226515 Jy ! Component: 100 - total flux cleaned = 0.00352971 Jy ! Component: 150 - total flux cleaned = 0.00453911 Jy ! Component: 200 - total flux cleaned = 0.00523041 Jy ! Total flux subtracted in 200 components = 0.00523041 Jy ! Clean residual min=-0.002262 max=0.002432 Jy/beam ! Clean residual mean=-0.000001 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.328128 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 142 components and 0.328128 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=0.053601Jy sigma=0.435939 ! Fit after self-cal, rms=0.053578Jy sigma=0.435825 ! 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=0.053578Jy sigma=0.435825 ! Fit after self-cal, rms=0.053448Jy sigma=0.435228 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8826 mas, bmaj=1.68 mas, bpa=-5.936 degrees ! Estimated noise=0.580063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131526 Jy ! Component: 100 - total flux cleaned = 0.00218056 Jy ! Component: 150 - total flux cleaned = 0.0030791 Jy ! Component: 200 - total flux cleaned = 0.003904 Jy ! Total flux subtracted in 200 components = 0.003904 Jy ! Clean residual min=-0.001982 max=0.002298 Jy/beam ! Clean residual mean=0.000000 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.332032 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 155 components and 0.332033 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=0.053301Jy sigma=0.433984 ! Fit after self-cal, rms=0.053283Jy sigma=0.433881 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 (2.4, 15.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00217262 Jy ! Component: 100 - total flux cleaned = 0.00309451 Jy ! Component: 150 - total flux cleaned = 0.00389676 Jy ! Component: 200 - total flux cleaned = 0.00459407 Jy ! Total flux subtracted in 200 components = 0.00459407 Jy ! Clean residual min=-0.001830 max=0.001953 Jy/beam ! Clean residual mean=0.000001 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.336627 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 178 components and 0.336627 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=0.053132Jy sigma=0.432666 ! Fit after self-cal, rms=0.053116Jy sigma=0.432591 ! Inverting map ! Added new window around map position (-7.2, -26.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000916279 Jy ! Component: 100 - total flux cleaned = 0.00144105 Jy ! Component: 150 - total flux cleaned = 0.00196857 Jy ! Component: 200 - total flux cleaned = 0.00250805 Jy ! Total flux subtracted in 200 components = 0.00250805 Jy ! Clean residual min=-0.001680 max=0.001794 Jy/beam ! Clean residual mean=0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.339135 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 197 components and 0.339135 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=0.053007Jy sigma=0.431710 ! Fit after self-cal, rms=0.053001Jy sigma=0.431671 ! 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=0.053001Jy sigma=0.431671 ! Fit after self-cal, rms=0.053057Jy sigma=0.431530 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.097 mas, bmaj=2.738 mas, bpa=8.017 degrees ! Estimated noise=0.740942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00210136 Jy ! Component: 100 - total flux cleaned = 0.00375528 Jy ! Component: 150 - total flux cleaned = 0.00516038 Jy ! Component: 200 - total flux cleaned = 0.00637041 Jy ! Total flux subtracted in 200 components = 0.00637041 Jy ! Clean residual min=-0.001769 max=0.001949 Jy/beam ! Clean residual mean=0.000003 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.345505 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 224 components and 0.345505 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=0.053021Jy sigma=0.431074 ! Fit after self-cal, rms=0.053013Jy sigma=0.431002 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 = 0.000753312 Jy ! Component: 100 - total flux cleaned = 0.00164439 Jy ! Component: 150 - total flux cleaned = 0.00250004 Jy ! Component: 200 - total flux cleaned = 0.00318531 Jy ! Total flux subtracted in 200 components = 0.00318531 Jy ! Clean residual min=-0.001696 max=0.001714 Jy/beam ! Clean residual mean=0.000003 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.34869 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 239 components and 0.34869 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=0.052994Jy sigma=0.430820 ! Fit after self-cal, rms=0.052988Jy sigma=0.430766 ! 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=0.8831 mas, bmaj=1.682 mas, bpa=-5.791 degrees ! Estimated noise=0.580471 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8831 x 1.682 at -5.791 degrees (North through East) ! Clean map min=-0.0024628 max=0.15939 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=0.6864 mas, bmaj=1.399 mas, bpa=-7.811 degrees ! Estimated noise=1.25952 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.129434 Jy ! Component: 100 - total flux cleaned = 0.181806 Jy ! Component: 150 - total flux cleaned = 0.213031 Jy ! Component: 200 - total flux cleaned = 0.234184 Jy ! Total flux subtracted in 200 components = 0.234184 Jy ! Clean residual min=-0.006548 max=0.011820 Jy/beam ! Clean residual mean=0.000003 rms=0.001670 Jy/beam ! Combined flux in latest and established models = 0.234184 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.234184 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8831 mas, bmaj=1.682 mas, bpa=-5.791 degrees ! Estimated noise=0.580471 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 = 0.0233052 Jy ! Component: 100 - total flux cleaned = 0.037105 Jy ! Component: 150 - total flux cleaned = 0.0463362 Jy ! Component: 200 - total flux cleaned = 0.05328 Jy ! Total flux subtracted in 200 components = 0.05328 Jy ! Clean residual min=-0.003718 max=0.005473 Jy/beam ! Clean residual mean=-0.000002 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 0.287464 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 48 components and 0.287464 Jy ! Inverting map ! Added new window around map position (-2, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00595229 Jy ! Component: 100 - total flux cleaned = 0.0107581 Jy ! Component: 150 - total flux cleaned = 0.0149245 Jy ! Component: 200 - total flux cleaned = 0.0185884 Jy ! Total flux subtracted in 200 components = 0.0185884 Jy ! Clean residual min=-0.002940 max=0.003213 Jy/beam ! Clean residual mean=-0.000001 rms=0.000762 Jy/beam ! Combined flux in latest and established models = 0.306053 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 73 components and 0.306053 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=2.097 mas, bmaj=2.738 mas, bpa=8.017 degrees ! Estimated noise=0.740942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00561636 Jy ! Component: 100 - total flux cleaned = 0.0101983 Jy ! Component: 150 - total flux cleaned = 0.0140636 Jy ! Component: 200 - total flux cleaned = 0.0173821 Jy ! Total flux subtracted in 200 components = 0.0173821 Jy ! Clean residual min=-0.003120 max=0.003538 Jy/beam ! Clean residual mean=0.000001 rms=0.000970 Jy/beam ! Combined flux in latest and established models = 0.323435 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 = 0.00288304 Jy ! Component: 100 - total flux cleaned = 0.00541217 Jy ! Component: 150 - total flux cleaned = 0.00765025 Jy ! Component: 200 - total flux cleaned = 0.0096549 Jy ! Total flux subtracted in 200 components = 0.0096549 Jy ! Clean residual min=-0.002417 max=0.002840 Jy/beam ! Clean residual mean=0.000003 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.33309 Jy ! Adding 93 model components to the UV plane model. ! The established model now contains 157 components and 0.33309 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8831 mas, bmaj=1.682 mas, bpa=-5.791 degrees ! Estimated noise=0.580471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000720069 Jy ! Component: 100 - total flux cleaned = 0.00182103 Jy ! Component: 150 - total flux cleaned = 0.00285002 Jy ! Component: 200 - total flux cleaned = 0.0037009 Jy ! Total flux subtracted in 200 components = 0.0037009 Jy ! Clean residual min=-0.002131 max=0.002048 Jy/beam ! Clean residual mean=0.000002 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.336791 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 188 components and 0.336791 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=0.053244Jy sigma=0.432883 ! Fit after self-cal, rms=0.053123Jy sigma=0.432186 wmodel J0220+3241_X_map.mod ! Writing 188 model components to file: J0220+3241_X_map.mod wobs J0220+3241_X_uvs.fits ! Writing UV FITS file: J0220+3241_X_uvs.fits wwins J0220+3241_X_map.win ! wwins: Wrote 10 windows to J0220+3241_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 = 0.000806737 Jy ! Component: 100 - total flux cleaned = 0.00133399 Jy ! Component: 150 - total flux cleaned = 0.0018898 Jy ! Component: 200 - total flux cleaned = 0.00244812 Jy ! Component: 250 - total flux cleaned = 0.00295488 Jy ! Component: 300 - total flux cleaned = 0.0033083 Jy ! Component: 350 - total flux cleaned = 0.00370363 Jy ! Component: 400 - total flux cleaned = 0.00390875 Jy ! Component: 450 - total flux cleaned = 0.00418441 Jy ! Component: 500 - total flux cleaned = 0.00442855 Jy ! Component: 550 - total flux cleaned = 0.00464307 Jy ! Component: 600 - total flux cleaned = 0.00480629 Jy ! Component: 650 - total flux cleaned = 0.00503429 Jy ! Component: 700 - total flux cleaned = 0.00521239 Jy ! Component: 750 - total flux cleaned = 0.00532154 Jy ! Component: 800 - total flux cleaned = 0.00551346 Jy ! Component: 850 - total flux cleaned = 0.00557637 Jy ! Component: 900 - total flux cleaned = 0.00576186 Jy ! Component: 950 - total flux cleaned = 0.00584269 Jy ! Component: 1000 - total flux cleaned = 0.00590263 Jy ! Component: 1050 - total flux cleaned = 0.00601958 Jy ! Component: 1100 - total flux cleaned = 0.00601956 Jy ! Component: 1150 - total flux cleaned = 0.00607616 Jy ! Component: 1200 - total flux cleaned = 0.00607645 Jy ! Component: 1250 - total flux cleaned = 0.00616826 Jy ! Component: 1300 - total flux cleaned = 0.00615 Jy ! Component: 1350 - total flux cleaned = 0.00616739 Jy ! Component: 1400 - total flux cleaned = 0.00614994 Jy ! Component: 1450 - total flux cleaned = 0.00613292 Jy ! Component: 1500 - total flux cleaned = 0.00613337 Jy ! Component: 1550 - total flux cleaned = 0.00613362 Jy ! Component: 1600 - total flux cleaned = 0.00613395 Jy ! Component: 1650 - total flux cleaned = 0.00616681 Jy ! Component: 1700 - total flux cleaned = 0.00616654 Jy ! Component: 1750 - total flux cleaned = 0.00608704 Jy ! Component: 1800 - total flux cleaned = 0.00605592 Jy ! Component: 1850 - total flux cleaned = 0.0060098 Jy ! Component: 1900 - total flux cleaned = 0.00600976 Jy ! Component: 1950 - total flux cleaned = 0.00597932 Jy ! Component: 2000 - total flux cleaned = 0.0058749 Jy ! Component: 2050 - total flux cleaned = 0.00588975 Jy ! Component: 2100 - total flux cleaned = 0.00587505 Jy ! Component: 2150 - total flux cleaned = 0.0058029 Jy ! Component: 2200 - total flux cleaned = 0.00576021 Jy ! Component: 2250 - total flux cleaned = 0.00577441 Jy ! Component: 2300 - total flux cleaned = 0.00571889 Jy ! Component: 2350 - total flux cleaned = 0.00574662 Jy ! Component: 2400 - total flux cleaned = 0.00573305 Jy ! Component: 2450 - total flux cleaned = 0.00571969 Jy ! Component: 2500 - total flux cleaned = 0.00570663 Jy ! Component: 2550 - total flux cleaned = 0.00570655 Jy ! Component: 2600 - total flux cleaned = 0.00565377 Jy ! Component: 2650 - total flux cleaned = 0.00566665 Jy ! Component: 2700 - total flux cleaned = 0.00565377 Jy ! Component: 2750 - total flux cleaned = 0.00555217 Jy ! Component: 2800 - total flux cleaned = 0.00553956 Jy ! Component: 2850 - total flux cleaned = 0.00552707 Jy ! Component: 2900 - total flux cleaned = 0.00549009 Jy ! Component: 2950 - total flux cleaned = 0.00547789 Jy ! Component: 3000 - total flux cleaned = 0.00538109 Jy ! Component: 3050 - total flux cleaned = 0.00539324 Jy ! Component: 3100 - total flux cleaned = 0.0052984 Jy ! Component: 3150 - total flux cleaned = 0.00525152 Jy ! Component: 3200 - total flux cleaned = 0.00522817 Jy ! Component: 3250 - total flux cleaned = 0.00519349 Jy ! Component: 3300 - total flux cleaned = 0.0051365 Jy ! Component: 3350 - total flux cleaned = 0.00513634 Jy ! Component: 3400 - total flux cleaned = 0.00505744 Jy ! Component: 3450 - total flux cleaned = 0.00502395 Jy ! Component: 3500 - total flux cleaned = 0.00496879 Jy ! Component: 3550 - total flux cleaned = 0.00490287 Jy ! Component: 3600 - total flux cleaned = 0.00485932 Jy ! Component: 3650 - total flux cleaned = 0.00479441 Jy ! Component: 3700 - total flux cleaned = 0.00477299 Jy ! Component: 3750 - total flux cleaned = 0.00470927 Jy ! Component: 3800 - total flux cleaned = 0.00465648 Jy ! Component: 3850 - total flux cleaned = 0.00465645 Jy ! Component: 3900 - total flux cleaned = 0.00458364 Jy ! Component: 3950 - total flux cleaned = 0.00453202 Jy ! Component: 4000 - total flux cleaned = 0.0045115 Jy ! Component: 4050 - total flux cleaned = 0.00446052 Jy ! Total flux subtracted in 4096 components = 0.00442014 Jy ! Clean residual min=-0.000533 max=0.000600 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.341211 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 492 components and 0.341211 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0220+3241_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8831 x 1.682 at -5.791 degrees (North through East) ! Clean map min=-0.0016722 max=0.1568 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0220+3241_X_map.fits wmodel /image_prod/ug002_uva//J0220+3241_X_map.mod ! Writing 492 model components to file: /image_prod/ug002_uva//J0220+3241_X_map.mod wobs /image_prod/ug002_uva//J0220+3241_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0220+3241_X_uvs.fits wwins /image_prod/ug002_uva//J0220+3241_X_map.win ! wwins: Wrote 11 windows to /image_prod/ug002_uva//J0220+3241_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.156796 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00016837 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.322146 0.322146 0.644291 1.28858 2.57716 5.15433 10.3087 20.6173 41.2346 82.4693 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.156 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 931.255 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0220+3241_X_dfm.log closed on Wed Mar 4 19:30:34 2020