! Started logfile: /image_prod/ug002_uva//J2338+2701_X_dfm.log on Thu Mar 5 06:21:41 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//J2338+2701_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2338+2701_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.714815 visibilities/baseline/integration-bin. ! Found source: J2338+2701 ! ! 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 23160 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 J2338+2701_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 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008182Jy sigma=9.433680 ! Fit after self-cal, rms=0.874881Jy sigma=8.141163 ! 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=0.6539 mas, bmaj=1.62 mas, bpa=7.181 degrees ! Estimated noise=1.10692 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 = 0.0863203 Jy ! Component: 100 - total flux cleaned = 0.115276 Jy ! Total flux subtracted in 100 components = 0.115276 Jy ! Clean residual min=-0.004950 max=0.013242 Jy/beam ! Clean residual mean=0.000008 rms=0.001491 Jy/beam ! Combined flux in latest and established models = 0.115276 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.115276 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=0.062113Jy sigma=0.562204 ! Fit after self-cal, rms=0.062069Jy sigma=0.561579 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152578 Jy ! Component: 100 - total flux cleaned = 0.0242708 Jy ! Total flux subtracted in 100 components = 0.0242708 Jy ! Clean residual min=-0.003588 max=0.007227 Jy/beam ! Clean residual mean=0.000003 rms=0.000951 Jy/beam ! Combined flux in latest and established models = 0.139547 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.139547 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=0.055628Jy sigma=0.491992 ! Fit after self-cal, rms=0.055626Jy sigma=0.491842 ! Inverting map ! Added new window around map position (-1, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00716773 Jy ! Component: 100 - total flux cleaned = 0.0120496 Jy ! Total flux subtracted in 100 components = 0.0120496 Jy ! Clean residual min=-0.003183 max=0.003851 Jy/beam ! Clean residual mean=0.000000 rms=0.000774 Jy/beam ! Combined flux in latest and established models = 0.151597 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.151597 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=0.053879Jy sigma=0.473114 ! Fit after self-cal, rms=0.053844Jy sigma=0.472719 ! 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=0.897 mas, bmaj=1.915 mas, bpa=7.198 degrees ! Estimated noise=0.505904 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 = 0.00755501 Jy ! Component: 100 - total flux cleaned = 0.0120661 Jy ! Component: 150 - total flux cleaned = 0.0151369 Jy ! Component: 200 - total flux cleaned = 0.0172939 Jy ! Total flux subtracted in 200 components = 0.0172939 Jy ! Clean residual min=-0.003171 max=0.004176 Jy/beam ! Clean residual mean=-0.000006 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.168891 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 54 components and 0.168891 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=0.052698Jy sigma=0.461109 ! Fit after self-cal, rms=0.052686Jy sigma=0.460849 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.897 x 1.915 at 7.198 degrees (North through East) ! Clean map min=-0.0029986 max=0.1241 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 HN 1.02 KP 1.04 ! LA 1.01 MK 0.98 OV 0.97 PT 0.88 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 1.02 KP 1.01 ! LA 1.00 MK 1.01 OV 0.96 PT 0.87 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 1.00 KP 1.02 ! LA 1.02 MK 1.00 OV 0.97 PT 0.89 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.08 HN 0.99 KP 1.02 ! LA 1.02 MK 1.00 OV 0.97 PT 0.88 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 1.00 KP 1.02 ! LA 1.02 MK 1.02 OV 0.99 PT 0.90 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.02 KP 1.03 ! LA 1.00 MK 1.02 OV 0.97 PT 0.88 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 0.98 KP 1.02 ! LA 1.00 MK 1.01 OV 0.96 PT 0.88 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.09 HN 0.99 KP 1.06 ! LA 1.00 MK 1.06 OV 0.97 PT 0.89 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.05 HN 1.02 KP 1.03 ! LA 0.99 MK 1.02 OV 0.96 PT 0.90 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 1.00 KP 1.03 ! LA 0.99 MK 1.03 OV 0.96 PT 0.89 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.95 KP 1.03 ! LA 0.99 MK 1.06 OV 0.99 PT 0.90 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HN 1.03 KP 1.04 ! LA 0.97 MK 1.10 OV 0.96 PT 0.87 ! SC 1.04 ! ! ! Fit before self-cal, rms=0.052686Jy sigma=0.460849 ! Fit after self-cal, rms=0.051659Jy sigma=0.452746 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9031 mas, bmaj=1.925 mas, bpa=7.311 degrees ! Estimated noise=0.503522 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 (-3.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00362659 Jy ! Component: 100 - total flux cleaned = 0.00554758 Jy ! Component: 150 - total flux cleaned = 0.00648408 Jy ! Component: 200 - total flux cleaned = 0.00679935 Jy ! Total flux subtracted in 200 components = 0.00679935 Jy ! Clean residual min=-0.001746 max=0.001845 Jy/beam ! Clean residual mean=-0.000000 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.17569 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 89 components and 0.17569 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=0.051420Jy sigma=0.449956 ! Fit after self-cal, rms=0.051404Jy sigma=0.449723 ! 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=0.051404Jy sigma=0.449723 ! Fit after self-cal, rms=0.051280Jy sigma=0.448074 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9002 mas, bmaj=1.919 mas, bpa=7.347 degrees ! Estimated noise=0.502267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152008 Jy ! Component: 100 - total flux cleaned = 0.00233838 Jy ! Component: 150 - total flux cleaned = 0.00262723 Jy ! Component: 200 - total flux cleaned = 0.00272439 Jy ! Total flux subtracted in 200 components = 0.00272439 Jy ! Clean residual min=-0.001065 max=0.001314 Jy/beam ! Clean residual mean=-0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.178414 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 101 components and 0.178414 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=0.051228Jy sigma=0.447520 ! Fit after self-cal, rms=0.051230Jy sigma=0.447465 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 (0.2, -19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00131968 Jy ! Component: 100 - total flux cleaned = 0.00212283 Jy ! Component: 150 - total flux cleaned = 0.00259727 Jy ! Component: 200 - total flux cleaned = 0.00284945 Jy ! Total flux subtracted in 200 components = 0.00284945 Jy ! Clean residual min=-0.001034 max=0.001223 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.181264 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 116 components and 0.181264 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=0.051191Jy sigma=0.447057 ! Fit after self-cal, rms=0.051189Jy sigma=0.447017 ! Inverting map ! Added new window around map position (-5.8, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108983 Jy ! Component: 100 - total flux cleaned = 0.00174597 Jy ! Component: 150 - total flux cleaned = 0.00212501 Jy ! Component: 200 - total flux cleaned = 0.00230826 Jy ! Total flux subtracted in 200 components = 0.00230826 Jy ! Clean residual min=-0.001042 max=0.001013 Jy/beam ! Clean residual mean=0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.183572 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 132 components and 0.183572 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=0.051160Jy sigma=0.446739 ! Fit after self-cal, rms=0.051158Jy sigma=0.446713 ! 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=0.051158Jy sigma=0.446713 ! Fit after self-cal, rms=0.051126Jy sigma=0.446613 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8997 mas, bmaj=1.919 mas, bpa=7.394 degrees ! Estimated noise=0.501607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00067683 Jy ! Component: 100 - total flux cleaned = 0.0011646 Jy ! Component: 150 - total flux cleaned = 0.00139929 Jy ! Component: 200 - total flux cleaned = 0.00156551 Jy ! Total flux subtracted in 200 components = 0.00156551 Jy ! Clean residual min=-0.000864 max=0.000931 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.185137 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 148 components and 0.185137 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=0.051112Jy sigma=0.446483 ! Fit after self-cal, rms=0.051112Jy sigma=0.446476 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 (-31.4, 45.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000481554 Jy ! Component: 100 - total flux cleaned = 0.000560283 Jy ! Component: 150 - total flux cleaned = 0.000681658 Jy ! Component: 200 - total flux cleaned = 0.000825932 Jy ! Total flux subtracted in 200 components = 0.000825932 Jy ! Clean residual min=-0.000894 max=0.000804 Jy/beam ! Clean residual mean=0.000000 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.185963 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 166 components and 0.185963 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=0.051094Jy sigma=0.446304 ! Fit after self-cal, rms=0.051093Jy sigma=0.446297 ! 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=0.051093Jy sigma=0.446297 ! Fit after self-cal, rms=0.051119Jy sigma=0.446280 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.221 mas, bmaj=2.76 mas, bpa=13.36 degrees ! Estimated noise=0.617482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000637488 Jy ! Component: 100 - total flux cleaned = 0.000927912 Jy ! Component: 150 - total flux cleaned = 0.0011307 Jy ! Component: 200 - total flux cleaned = 0.00126698 Jy ! Total flux subtracted in 200 components = 0.00126698 Jy ! Clean residual min=-0.000886 max=0.000980 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.18723 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 185 components and 0.18723 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=0.051114Jy sigma=0.446222 ! Fit after self-cal, rms=0.051114Jy sigma=0.446217 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 = 0.000252744 Jy ! Component: 100 - total flux cleaned = 0.000388002 Jy ! Component: 150 - total flux cleaned = 0.00051296 Jy ! Component: 200 - total flux cleaned = 0.000629196 Jy ! Total flux subtracted in 200 components = 0.000629196 Jy ! Clean residual min=-0.000833 max=0.000901 Jy/beam ! Clean residual mean=0.000001 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.18786 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 193 components and 0.18786 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=0.051111Jy sigma=0.446191 ! Fit after self-cal, rms=0.051111Jy sigma=0.446189 ! 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=0.8998 mas, bmaj=1.919 mas, bpa=7.413 degrees ! Estimated noise=0.501612 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8998 x 1.919 at 7.413 degrees (North through East) ! Clean map min=-0.00078504 max=0.12305 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=0.6535 mas, bmaj=1.621 mas, bpa=7.372 degrees ! Estimated noise=1.10368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.086021 Jy ! Component: 100 - total flux cleaned = 0.115297 Jy ! Component: 150 - total flux cleaned = 0.130372 Jy ! Component: 200 - total flux cleaned = 0.139477 Jy ! Total flux subtracted in 200 components = 0.139477 Jy ! Clean residual min=-0.003311 max=0.004922 Jy/beam ! Clean residual mean=0.000005 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.139477 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.139477 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8998 mas, bmaj=1.919 mas, bpa=7.413 degrees ! Estimated noise=0.501612 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 = 0.0108839 Jy ! Component: 100 - total flux cleaned = 0.0174696 Jy ! Component: 150 - total flux cleaned = 0.0221765 Jy ! Component: 200 - total flux cleaned = 0.0257419 Jy ! Total flux subtracted in 200 components = 0.0257419 Jy ! Clean residual min=-0.001952 max=0.002311 Jy/beam ! Clean residual mean=0.000001 rms=0.000539 Jy/beam ! Combined flux in latest and established models = 0.165219 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 52 components and 0.165219 Jy ! Inverting map ! Added new window around map position (1.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286047 Jy ! Component: 100 - total flux cleaned = 0.00519079 Jy ! Component: 150 - total flux cleaned = 0.00717355 Jy ! Component: 200 - total flux cleaned = 0.00889528 Jy ! Total flux subtracted in 200 components = 0.00889528 Jy ! Clean residual min=-0.001251 max=0.001401 Jy/beam ! Clean residual mean=0.000000 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.174114 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 87 components and 0.174114 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=2.221 mas, bmaj=2.76 mas, bpa=13.36 degrees ! Estimated noise=0.617482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00279073 Jy ! Component: 100 - total flux cleaned = 0.00485664 Jy ! Component: 150 - total flux cleaned = 0.00646497 Jy ! Component: 200 - total flux cleaned = 0.00774439 Jy ! Total flux subtracted in 200 components = 0.00774439 Jy ! Clean residual min=-0.001135 max=0.001216 Jy/beam ! Clean residual mean=-0.000000 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.181858 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 = 0.00104949 Jy ! Component: 100 - total flux cleaned = 0.00188546 Jy ! Component: 150 - total flux cleaned = 0.0025515 Jy ! Component: 200 - total flux cleaned = 0.00310798 Jy ! Total flux subtracted in 200 components = 0.00310798 Jy ! Clean residual min=-0.000952 max=0.001067 Jy/beam ! Clean residual mean=0.000000 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.184966 Jy ! Adding 95 model components to the UV plane model. ! The established model now contains 169 components and 0.184966 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8998 mas, bmaj=1.919 mas, bpa=7.413 degrees ! Estimated noise=0.501612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000207993 Jy ! Component: 100 - total flux cleaned = 0.00044071 Jy ! Component: 150 - total flux cleaned = 0.00073668 Jy ! Component: 200 - total flux cleaned = 0.000941273 Jy ! Total flux subtracted in 200 components = 0.000941273 Jy ! Clean residual min=-0.000881 max=0.000772 Jy/beam ! Clean residual mean=0.000000 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.185907 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 190 components and 0.185907 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=0.051121Jy sigma=0.446318 ! Fit after self-cal, rms=0.051116Jy sigma=0.446275 wmodel J2338+2701_X_map.mod ! Writing 190 model components to file: J2338+2701_X_map.mod wobs J2338+2701_X_uvs.fits ! Writing UV FITS file: J2338+2701_X_uvs.fits wwins J2338+2701_X_map.win ! wwins: Wrote 7 windows to J2338+2701_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 = -0.000100675 Jy ! Component: 100 - total flux cleaned = -8.68986e-05 Jy ! Component: 150 - total flux cleaned = -3.33008e-05 Jy ! Component: 200 - total flux cleaned = 5.6546e-05 Jy ! Component: 250 - total flux cleaned = 0.000143104 Jy ! Component: 300 - total flux cleaned = 0.000179353 Jy ! Component: 350 - total flux cleaned = 0.000226347 Jy ! Component: 400 - total flux cleaned = 0.000329299 Jy ! Component: 450 - total flux cleaned = 0.00037403 Jy ! Component: 500 - total flux cleaned = 0.000439932 Jy ! Component: 550 - total flux cleaned = 0.000483165 Jy ! Component: 600 - total flux cleaned = 0.000493883 Jy ! Component: 650 - total flux cleaned = 0.000567117 Jy ! Component: 700 - total flux cleaned = 0.00060819 Jy ! Component: 750 - total flux cleaned = 0.000648656 Jy ! Component: 800 - total flux cleaned = 0.000678607 Jy ! Component: 850 - total flux cleaned = 0.000668785 Jy ! Component: 900 - total flux cleaned = 0.000717447 Jy ! Component: 950 - total flux cleaned = 0.000746046 Jy ! Component: 1000 - total flux cleaned = 0.000755622 Jy ! Component: 1050 - total flux cleaned = 0.000774271 Jy ! Component: 1100 - total flux cleaned = 0.000811008 Jy ! Component: 1150 - total flux cleaned = 0.000792858 Jy ! Component: 1200 - total flux cleaned = 0.000802041 Jy ! Component: 1250 - total flux cleaned = 0.000819855 Jy ! Component: 1300 - total flux cleaned = 0.000855147 Jy ! Component: 1350 - total flux cleaned = 0.000837673 Jy ! Component: 1400 - total flux cleaned = 0.000855024 Jy ! Component: 1450 - total flux cleaned = 0.000897657 Jy ! Component: 1500 - total flux cleaned = 0.000897545 Jy ! Component: 1550 - total flux cleaned = 0.000914255 Jy ! Component: 1600 - total flux cleaned = 0.000914291 Jy ! Component: 1650 - total flux cleaned = 0.000930722 Jy ! Component: 1700 - total flux cleaned = 0.000930878 Jy ! Component: 1750 - total flux cleaned = 0.000962861 Jy ! Component: 1800 - total flux cleaned = 0.00093901 Jy ! Component: 1850 - total flux cleaned = 0.000954676 Jy ! Component: 1900 - total flux cleaned = 0.000931315 Jy ! Component: 1950 - total flux cleaned = 0.000939041 Jy ! Component: 2000 - total flux cleaned = 0.000946726 Jy ! Component: 2050 - total flux cleaned = 0.0009695 Jy ! Component: 2100 - total flux cleaned = 0.000961944 Jy ! Component: 2150 - total flux cleaned = 0.00101434 Jy ! Component: 2200 - total flux cleaned = 0.0010291 Jy ! Component: 2250 - total flux cleaned = 0.00103642 Jy ! Component: 2300 - total flux cleaned = 0.00105115 Jy ! Component: 2350 - total flux cleaned = 0.00104398 Jy ! Component: 2400 - total flux cleaned = 0.00107267 Jy ! Component: 2450 - total flux cleaned = 0.00110117 Jy ! Component: 2500 - total flux cleaned = 0.00110112 Jy ! Component: 2550 - total flux cleaned = 0.00108703 Jy ! Component: 2600 - total flux cleaned = 0.00108694 Jy ! Component: 2650 - total flux cleaned = 0.00108002 Jy ! Component: 2700 - total flux cleaned = 0.00106631 Jy ! Component: 2750 - total flux cleaned = 0.00106634 Jy ! Component: 2800 - total flux cleaned = 0.00105952 Jy ! Component: 2850 - total flux cleaned = 0.00101909 Jy ! Component: 2900 - total flux cleaned = 0.0010526 Jy ! Component: 2950 - total flux cleaned = 0.0010525 Jy ! Component: 3000 - total flux cleaned = 0.00105907 Jy ! Component: 3050 - total flux cleaned = 0.00103939 Jy ! Component: 3100 - total flux cleaned = 0.00103282 Jy ! Component: 3150 - total flux cleaned = 0.0010263 Jy ! Component: 3200 - total flux cleaned = 0.00103269 Jy ! Component: 3250 - total flux cleaned = 0.00101993 Jy ! Component: 3300 - total flux cleaned = 0.00101358 Jy ! Component: 3350 - total flux cleaned = 0.000994658 Jy ! Component: 3400 - total flux cleaned = 0.000963259 Jy ! Component: 3450 - total flux cleaned = 0.000969553 Jy ! Component: 3500 - total flux cleaned = 0.000932305 Jy ! Component: 3550 - total flux cleaned = 0.000944632 Jy ! Component: 3600 - total flux cleaned = 0.000926192 Jy ! Component: 3650 - total flux cleaned = 0.000901783 Jy ! Component: 3700 - total flux cleaned = 0.000889657 Jy ! Component: 3750 - total flux cleaned = 0.00087153 Jy ! Component: 3800 - total flux cleaned = 0.000865545 Jy ! Component: 3850 - total flux cleaned = 0.000835688 Jy ! Component: 3900 - total flux cleaned = 0.000841551 Jy ! Component: 3950 - total flux cleaned = 0.000800248 Jy ! Component: 4000 - total flux cleaned = 0.00080611 Jy ! Component: 4050 - total flux cleaned = 0.000794427 Jy ! Total flux subtracted in 4096 components = 0.000823497 Jy ! Clean residual min=-0.000399 max=0.000398 Jy/beam ! Clean residual mean=0.000000 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.186731 Jy keep ! Adding 306 model components to the UV plane model. ! The established model now contains 496 components and 0.186731 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2338+2701_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8998 x 1.919 at 7.413 degrees (North through East) ! Clean map min=-0.00074602 max=0.12291 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2338+2701_X_map.fits wmodel /image_prod/ug002_uva//J2338+2701_X_map.mod ! Writing 496 model components to file: /image_prod/ug002_uva//J2338+2701_X_map.mod wobs /image_prod/ug002_uva//J2338+2701_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2338+2701_X_uvs.fits wwins /image_prod/ug002_uva//J2338+2701_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J2338+2701_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122914 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.70999e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.236995 0.236995 0.47399 0.947981 1.89596 3.79192 7.58385 15.1677 30.3354 60.6708 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1265.85 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2338+2701_X_dfm.log closed on Thu Mar 5 06:21:46 2020