! Started logfile: /image_prod/ug002_uva//J0620+2102_X_dfm.log on Wed Mar 4 21:16:34 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//J0620+2102_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0620+2102_X_uva.fits ! AN table 1: 75 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.985714 visibilities/baseline/integration-bin. ! Found source: J0620+2102 ! ! 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 108 lines of history. ! ! Reading 24840 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 J0620+2102_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.006908Jy sigma=9.287922 ! Fit after self-cal, rms=0.907905Jy sigma=8.335102 ! 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=0.651 mas, bmaj=1.466 mas, bpa=-3.155 degrees ! Estimated noise=0.993974 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 = 0.0685641 Jy ! Component: 100 - total flux cleaned = 0.0926212 Jy ! Total flux subtracted in 100 components = 0.0926212 Jy ! Clean residual min=-0.009805 max=0.031079 Jy/beam ! Clean residual mean=-0.000015 rms=0.002536 Jy/beam ! Combined flux in latest and established models = 0.0926212 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0926212 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=0.072836Jy sigma=0.670035 ! Fit after self-cal, rms=0.072551Jy sigma=0.667479 ! Inverting map ! Added new window around map position (13.6, -23.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0266679 Jy ! Component: 100 - total flux cleaned = 0.0409797 Jy ! Total flux subtracted in 100 components = 0.0409797 Jy ! Clean residual min=-0.006826 max=0.010200 Jy/beam ! Clean residual mean=-0.000014 rms=0.001654 Jy/beam ! Combined flux in latest and established models = 0.133601 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.133601 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=0.060997Jy sigma=0.549071 ! Fit after self-cal, rms=0.059723Jy sigma=0.538873 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121098 Jy ! Component: 100 - total flux cleaned = 0.0207483 Jy ! Total flux subtracted in 100 components = 0.0207483 Jy ! Clean residual min=-0.005471 max=0.009111 Jy/beam ! Clean residual mean=-0.000010 rms=0.001288 Jy/beam ! Combined flux in latest and established models = 0.154349 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 29 components and 0.154349 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=0.056407Jy sigma=0.502121 ! Fit after self-cal, rms=0.056272Jy sigma=0.501207 ! Inverting map ! Added new window around map position (0.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00871437 Jy ! Component: 100 - total flux cleaned = 0.0148826 Jy ! Total flux subtracted in 100 components = 0.0148826 Jy ! Clean residual min=-0.004400 max=0.007722 Jy/beam ! Clean residual mean=-0.000008 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.169232 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.169232 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=0.054614Jy sigma=0.482579 ! Fit after self-cal, rms=0.054533Jy sigma=0.482020 ! Inverting map ! Added new window around map position (12.6, -22.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00705319 Jy ! Component: 100 - total flux cleaned = 0.0119492 Jy ! Total flux subtracted in 100 components = 0.0119492 Jy ! Clean residual min=-0.003609 max=0.003947 Jy/beam ! Clean residual mean=-0.000007 rms=0.000919 Jy/beam ! Combined flux in latest and established models = 0.181181 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 0.181181 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=0.053473Jy sigma=0.470282 ! Fit after self-cal, rms=0.053413Jy sigma=0.469761 ! 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=0.8004 mas, bmaj=1.664 mas, bpa=-1.842 degrees ! Estimated noise=0.493391 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 = 0.00607245 Jy ! Component: 100 - total flux cleaned = 0.010536 Jy ! Component: 150 - total flux cleaned = 0.0141434 Jy ! Component: 200 - total flux cleaned = 0.0171653 Jy ! Total flux subtracted in 200 components = 0.0171653 Jy ! Clean residual min=-0.003308 max=0.004196 Jy/beam ! Clean residual mean=-0.000008 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.198346 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 77 components and 0.198346 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=0.052510Jy sigma=0.459342 ! Fit after self-cal, rms=0.052468Jy sigma=0.458943 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8004 x 1.664 at -1.842 degrees (North through East) ! Clean map min=-0.0030512 max=0.095337 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.90 HN 0.96 KP 0.96 ! MK 1.01 NL 1.15 OV 0.86 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.93 HN 0.96 KP 0.98 ! MK 1.03 NL 1.17 OV 0.88 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.93 HN 0.97 KP 0.99 ! MK 1.05 NL 1.14 OV 0.88 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.93 HN 1.00 KP 0.99 ! MK 1.02 NL 1.13 OV 0.90 SC 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.94 HN 0.97 KP 1.00 ! MK 1.00 NL 1.14 OV 0.89 SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.01 KP 0.98 ! MK 1.01 NL 1.13 OV 0.89 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 0.99 KP 0.99 ! MK 1.04 NL 1.12 OV 0.90 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.92 HN 0.99 KP 1.00 ! MK 1.00 NL 1.13 OV 0.92 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.03 KP 1.00 ! MK 1.04 NL 1.15 OV 0.86 SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.95 HN 0.95 KP 0.98 ! MK 1.08 NL 1.19 OV 0.89 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.03 KP 0.99 ! MK 1.07 NL 1.17 OV 0.88 SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.95 HN 1.05 KP 0.95 ! MK 1.07 NL 1.18 OV 0.91 SC 0.97 ! ! ! Fit before self-cal, rms=0.052468Jy sigma=0.458943 ! Fit after self-cal, rms=0.050890Jy sigma=0.444409 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8129 mas, bmaj=1.68 mas, bpa=-1.593 degrees ! Estimated noise=0.486311 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 = 0.00210699 Jy ! Component: 100 - total flux cleaned = 0.00328376 Jy ! Component: 150 - total flux cleaned = 0.00394202 Jy ! Component: 200 - total flux cleaned = 0.00429461 Jy ! Total flux subtracted in 200 components = 0.00429461 Jy ! Clean residual min=-0.001364 max=0.001779 Jy/beam ! Clean residual mean=-0.000004 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.202641 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 91 components and 0.202641 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=0.050784Jy sigma=0.443101 ! Fit after self-cal, rms=0.050828Jy sigma=0.442823 ! Inverting map ! Added new window around map position (11.6, -21.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117 Jy ! Component: 100 - total flux cleaned = 0.001891 Jy ! Component: 150 - total flux cleaned = 0.00230808 Jy ! Component: 200 - total flux cleaned = 0.00261954 Jy ! Total flux subtracted in 200 components = 0.00261954 Jy ! Clean residual min=-0.001221 max=0.001515 Jy/beam ! Clean residual mean=-0.000003 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.20526 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 109 components and 0.20526 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=0.050766Jy sigma=0.442121 ! Fit after self-cal, rms=0.050763Jy sigma=0.442075 ! 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=0.050763Jy sigma=0.442075 ! Fit after self-cal, rms=0.050675Jy sigma=0.440624 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8113 mas, bmaj=1.676 mas, bpa=-1.677 degrees ! Estimated noise=0.484525 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000872579 Jy ! Component: 100 - total flux cleaned = 0.00124934 Jy ! Component: 150 - total flux cleaned = 0.00162693 Jy ! Component: 200 - total flux cleaned = 0.00194347 Jy ! Total flux subtracted in 200 components = 0.00194347 Jy ! Clean residual min=-0.001067 max=0.001502 Jy/beam ! Clean residual mean=-0.000002 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.207204 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 122 components and 0.207204 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=0.050648Jy sigma=0.440336 ! Fit after self-cal, rms=0.050655Jy sigma=0.440299 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 (9.2, -9.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119256 Jy ! Component: 100 - total flux cleaned = 0.0013361 Jy ! Component: 150 - total flux cleaned = 0.0014796 Jy ! Component: 200 - total flux cleaned = 0.00165419 Jy ! Total flux subtracted in 200 components = 0.00165419 Jy ! Clean residual min=-0.001033 max=0.001139 Jy/beam ! Clean residual mean=-0.000002 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.208858 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 138 components and 0.208858 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=0.050616Jy sigma=0.439929 ! Fit after self-cal, rms=0.050613Jy sigma=0.439912 ! Inverting map ! Added new window around map position (-31.6, -20.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000944728 Jy ! Component: 100 - total flux cleaned = 0.00124834 Jy ! Component: 150 - total flux cleaned = 0.00148812 Jy ! Component: 200 - total flux cleaned = 0.00163322 Jy ! Total flux subtracted in 200 components = 0.00163322 Jy ! Clean residual min=-0.000920 max=0.000976 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.210491 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 154 components and 0.210491 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=0.050589Jy sigma=0.439659 ! Fit after self-cal, rms=0.050586Jy sigma=0.439640 ! Inverting map ! Added new window around map position (-41.4, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000833228 Jy ! Component: 100 - total flux cleaned = 0.00109582 Jy ! Component: 150 - total flux cleaned = 0.0011987 Jy ! Component: 200 - total flux cleaned = 0.00124639 Jy ! Total flux subtracted in 200 components = 0.00124639 Jy ! Clean residual min=-0.000906 max=0.000922 Jy/beam ! Clean residual mean=-0.000001 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.211737 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 175 components and 0.211737 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=0.050567Jy sigma=0.439455 ! Fit after self-cal, rms=0.050567Jy sigma=0.439442 ! 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=0.050567Jy sigma=0.439442 ! Fit after self-cal, rms=0.050527Jy sigma=0.439383 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8106 mas, bmaj=1.675 mas, bpa=-1.707 degrees ! Estimated noise=0.484198 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000448031 Jy ! Component: 100 - total flux cleaned = 0.000569765 Jy ! Component: 150 - total flux cleaned = 0.000617661 Jy ! Component: 200 - total flux cleaned = 0.000692914 Jy ! Total flux subtracted in 200 components = 0.000692914 Jy ! Clean residual min=-0.000885 max=0.000872 Jy/beam ! Clean residual mean=-0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.21243 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 185 components and 0.21243 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=0.050517Jy sigma=0.439288 ! Fit after self-cal, rms=0.050517Jy sigma=0.439284 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 = 0.000200375 Jy ! Component: 100 - total flux cleaned = 0.00025653 Jy ! Component: 150 - total flux cleaned = 0.000336889 Jy ! Component: 200 - total flux cleaned = 0.000438424 Jy ! Total flux subtracted in 200 components = 0.000438424 Jy ! Clean residual min=-0.000887 max=0.000863 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.212869 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 190 components and 0.212869 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=0.050511Jy sigma=0.439223 ! Fit after self-cal, rms=0.050510Jy sigma=0.439223 ! 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=0.050510Jy sigma=0.439223 ! Fit after self-cal, rms=0.050519Jy sigma=0.439217 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.785 mas, bmaj=2.37 mas, bpa=-1.589 degrees ! Estimated noise=0.618267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000633363 Jy ! Component: 100 - total flux cleaned = 0.00100956 Jy ! Component: 150 - total flux cleaned = 0.0012543 Jy ! Component: 200 - total flux cleaned = 0.0014152 Jy ! Total flux subtracted in 200 components = 0.0014152 Jy ! Clean residual min=-0.000849 max=0.000970 Jy/beam ! Clean residual mean=-0.000001 rms=0.000229 Jy/beam ! Combined flux in latest and established models = 0.214284 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 203 components and 0.214284 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=0.050516Jy sigma=0.439184 ! Fit after self-cal, rms=0.050516Jy sigma=0.439175 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 = 0.000173946 Jy ! Component: 100 - total flux cleaned = 0.000308996 Jy ! Component: 150 - total flux cleaned = 0.000383606 Jy ! Component: 200 - total flux cleaned = 0.000486847 Jy ! Total flux subtracted in 200 components = 0.000486847 Jy ! Clean residual min=-0.000807 max=0.000916 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.214771 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 213 components and 0.214771 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=0.050516Jy sigma=0.439163 ! Fit after self-cal, rms=0.050515Jy sigma=0.439158 ! 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=0.8104 mas, bmaj=1.675 mas, bpa=-1.725 degrees ! Estimated noise=0.484315 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8104 x 1.675 at -1.725 degrees (North through East) ! Clean map min=-0.00080008 max=0.093466 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=0.6578 mas, bmaj=1.472 mas, bpa=-2.919 degrees ! Estimated noise=0.982664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0691631 Jy ! Component: 100 - total flux cleaned = 0.101775 Jy ! Component: 150 - total flux cleaned = 0.1227 Jy ! Component: 200 - total flux cleaned = 0.137535 Jy ! Total flux subtracted in 200 components = 0.137535 Jy ! Clean residual min=-0.005258 max=0.008389 Jy/beam ! Clean residual mean=-0.000008 rms=0.001354 Jy/beam ! Combined flux in latest and established models = 0.137535 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 0.137535 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8104 mas, bmaj=1.675 mas, bpa=-1.725 degrees ! Estimated noise=0.484315 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 = 0.0146884 Jy ! Component: 100 - total flux cleaned = 0.0250288 Jy ! Component: 150 - total flux cleaned = 0.0329227 Jy ! Component: 200 - total flux cleaned = 0.0391397 Jy ! Total flux subtracted in 200 components = 0.0391397 Jy ! Clean residual min=-0.002899 max=0.003946 Jy/beam ! Clean residual mean=-0.000007 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.176675 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 56 components and 0.176675 Jy ! Inverting map ! Added new window around map position (13.4, -22). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00505712 Jy ! Component: 100 - total flux cleaned = 0.00915572 Jy ! Component: 150 - total flux cleaned = 0.0125362 Jy ! Component: 200 - total flux cleaned = 0.0154092 Jy ! Total flux subtracted in 200 components = 0.0154092 Jy ! Clean residual min=-0.002024 max=0.001824 Jy/beam ! Clean residual mean=-0.000005 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.192084 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 85 components and 0.192084 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=1.785 mas, bmaj=2.37 mas, bpa=-1.589 degrees ! Estimated noise=0.618267 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00470147 Jy ! Component: 100 - total flux cleaned = 0.00788794 Jy ! Component: 150 - total flux cleaned = 0.0103812 Jy ! Component: 200 - total flux cleaned = 0.012394 Jy ! Total flux subtracted in 200 components = 0.012394 Jy ! Clean residual min=-0.001753 max=0.001662 Jy/beam ! Clean residual mean=-0.000007 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.204478 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 = 0.00166624 Jy ! Component: 100 - total flux cleaned = 0.00307172 Jy ! Component: 150 - total flux cleaned = 0.00427234 Jy ! Component: 200 - total flux cleaned = 0.00518861 Jy ! Total flux subtracted in 200 components = 0.00518861 Jy ! Clean residual min=-0.001209 max=0.001308 Jy/beam ! Clean residual mean=-0.000005 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.209666 Jy ! Adding 86 model components to the UV plane model. ! The established model now contains 157 components and 0.209666 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8104 mas, bmaj=1.675 mas, bpa=-1.725 degrees ! Estimated noise=0.484315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000318289 Jy ! Component: 100 - total flux cleaned = 6.4146e-05 Jy ! Component: 150 - total flux cleaned = 0.000442093 Jy ! Component: 200 - total flux cleaned = 0.000865525 Jy ! Total flux subtracted in 200 components = 0.000865525 Jy ! Clean residual min=-0.001300 max=0.001065 Jy/beam ! Clean residual mean=-0.000002 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.210532 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 174 components and 0.210532 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=0.050674Jy sigma=0.440537 ! Fit after self-cal, rms=0.050645Jy sigma=0.440389 wmodel J0620+2102_X_map.mod ! Writing 174 model components to file: J0620+2102_X_map.mod wobs J0620+2102_X_uvs.fits ! Writing UV FITS file: J0620+2102_X_uvs.fits wwins J0620+2102_X_map.win ! wwins: Wrote 9 windows to J0620+2102_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 = -0.0003213 Jy ! Component: 100 - total flux cleaned = -0.0003587 Jy ! Component: 150 - total flux cleaned = -0.000465214 Jy ! Component: 200 - total flux cleaned = -0.000533219 Jy ! Component: 250 - total flux cleaned = -0.000549983 Jy ! Component: 300 - total flux cleaned = -0.000630422 Jy ! Component: 350 - total flux cleaned = -0.00063014 Jy ! Component: 400 - total flux cleaned = -0.000690911 Jy ! Component: 450 - total flux cleaned = -0.000720476 Jy ! Component: 500 - total flux cleaned = -0.000749593 Jy ! Component: 550 - total flux cleaned = -0.000778301 Jy ! Component: 600 - total flux cleaned = -0.000820721 Jy ! Component: 650 - total flux cleaned = -0.000875866 Jy ! Component: 700 - total flux cleaned = -0.000902957 Jy ! Component: 750 - total flux cleaned = -0.000995968 Jy ! Component: 800 - total flux cleaned = -0.00102188 Jy ! Component: 850 - total flux cleaned = -0.00102186 Jy ! Component: 900 - total flux cleaned = -0.00108581 Jy ! Component: 950 - total flux cleaned = -0.00113604 Jy ! Component: 1000 - total flux cleaned = -0.0011486 Jy ! Component: 1050 - total flux cleaned = -0.00119752 Jy ! Component: 1100 - total flux cleaned = -0.0012458 Jy ! Component: 1150 - total flux cleaned = -0.00123404 Jy ! Component: 1200 - total flux cleaned = -0.00131637 Jy ! Component: 1250 - total flux cleaned = -0.00129295 Jy ! Component: 1300 - total flux cleaned = -0.00135033 Jy ! Component: 1350 - total flux cleaned = -0.00135034 Jy ! Component: 1400 - total flux cleaned = -0.00135032 Jy ! Component: 1450 - total flux cleaned = -0.00137248 Jy ! Component: 1500 - total flux cleaned = -0.00140538 Jy ! Component: 1550 - total flux cleaned = -0.00141619 Jy ! Component: 1600 - total flux cleaned = -0.00144832 Jy ! Component: 1650 - total flux cleaned = -0.00143766 Jy ! Component: 1700 - total flux cleaned = -0.00146912 Jy ! Component: 1750 - total flux cleaned = -0.00142754 Jy ! Component: 1800 - total flux cleaned = -0.00144804 Jy ! Component: 1850 - total flux cleaned = -0.00145833 Jy ! Component: 1900 - total flux cleaned = -0.00150861 Jy ! Component: 1950 - total flux cleaned = -0.00147857 Jy ! Component: 2000 - total flux cleaned = -0.00146879 Jy ! Component: 2050 - total flux cleaned = -0.00148851 Jy ! Component: 2100 - total flux cleaned = -0.00147901 Jy ! Component: 2150 - total flux cleaned = -0.0015462 Jy ! Component: 2200 - total flux cleaned = -0.00153652 Jy ! Component: 2250 - total flux cleaned = -0.00153659 Jy ! Component: 2300 - total flux cleaned = -0.00154585 Jy ! Component: 2350 - total flux cleaned = -0.00157362 Jy ! Component: 2400 - total flux cleaned = -0.00156432 Jy ! Component: 2450 - total flux cleaned = -0.0015552 Jy ! Component: 2500 - total flux cleaned = -0.00156425 Jy ! Component: 2550 - total flux cleaned = -0.00158213 Jy ! Component: 2600 - total flux cleaned = -0.00158204 Jy ! Component: 2650 - total flux cleaned = -0.00158207 Jy ! Component: 2700 - total flux cleaned = -0.00158205 Jy ! Component: 2750 - total flux cleaned = -0.00161696 Jy ! Component: 2800 - total flux cleaned = -0.00160831 Jy ! Component: 2850 - total flux cleaned = -0.00161695 Jy ! Component: 2900 - total flux cleaned = -0.00163409 Jy ! Component: 2950 - total flux cleaned = -0.00166804 Jy ! Component: 3000 - total flux cleaned = -0.0016764 Jy ! Component: 3050 - total flux cleaned = -0.00166798 Jy ! Component: 3100 - total flux cleaned = -0.00168461 Jy ! Component: 3150 - total flux cleaned = -0.00165981 Jy ! Component: 3200 - total flux cleaned = -0.00170899 Jy ! Component: 3250 - total flux cleaned = -0.00172523 Jy ! Component: 3300 - total flux cleaned = -0.00170095 Jy ! Component: 3350 - total flux cleaned = -0.00170094 Jy ! Component: 3400 - total flux cleaned = -0.00173286 Jy ! Component: 3450 - total flux cleaned = -0.00174081 Jy ! Component: 3500 - total flux cleaned = -0.00173293 Jy ! Component: 3550 - total flux cleaned = -0.00170942 Jy ! Component: 3600 - total flux cleaned = -0.00172504 Jy ! Component: 3650 - total flux cleaned = -0.00171728 Jy ! Component: 3700 - total flux cleaned = -0.00171728 Jy ! Component: 3750 - total flux cleaned = -0.0016943 Jy ! Component: 3800 - total flux cleaned = -0.00172472 Jy ! Component: 3850 - total flux cleaned = -0.00169459 Jy ! Component: 3900 - total flux cleaned = -0.00168706 Jy ! Component: 3950 - total flux cleaned = -0.0016721 Jy ! Component: 4000 - total flux cleaned = -0.00165718 Jy ! Component: 4050 - total flux cleaned = -0.00165717 Jy ! Total flux subtracted in 4096 components = -0.00162781 Jy ! Clean residual min=-0.000459 max=0.000432 Jy/beam ! Clean residual mean=-0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.208904 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 495 components and 0.208904 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0620+2102_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8104 x 1.675 at -1.725 degrees (North through East) ! Clean map min=-0.00064763 max=0.093811 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0620+2102_X_map.fits wmodel /image_prod/ug002_uva//J0620+2102_X_map.mod ! Writing 495 model components to file: /image_prod/ug002_uva//J0620+2102_X_map.mod wobs /image_prod/ug002_uva//J0620+2102_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0620+2102_X_uvs.fits wwins /image_prod/ug002_uva//J0620+2102_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J0620+2102_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0938111 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000123353 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.394473 0.394473 0.788945 1.57789 3.15578 6.31156 12.6231 25.2462 50.4925 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.093 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 760.509 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0620+2102_X_dfm.log closed on Wed Mar 4 21:16:39 2020