! Started logfile: /vlbi/uf001/uva//J2300-2644_X_dfm.log on Mon Jan 14 06:30:32 2019 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 /vlbi/uf001/uva//J2300-2644_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2300-2644_X_uva.fits ! AN table 1: 48 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.844246 visibilities/baseline/integration-bin. ! Found source: J2300-2644 ! ! 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 10212 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 J2300-2644_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 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 25 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.015766Jy sigma=20.422910 ! Fit after self-cal, rms=0.889085Jy sigma=17.722477 ! 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=1.195 mas, bmaj=8.731 mas, bpa=-3.595 degrees ! Estimated noise=0.736829 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 = 0.0873224 Jy ! Component: 100 - total flux cleaned = 0.106961 Jy ! Total flux subtracted in 100 components = 0.106961 Jy ! Clean residual min=-0.006891 max=0.009189 Jy/beam ! Clean residual mean=-0.000030 rms=0.002201 Jy/beam ! Combined flux in latest and established models = 0.106961 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.106961 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=0.070795Jy sigma=1.238771 ! Fit after self-cal, rms=0.070641Jy sigma=1.236852 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.529 mas, bmaj=9.228 mas, bpa=-4.284 degrees ! Estimated noise=0.359689 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 = 0.0117955 Jy ! Component: 100 - total flux cleaned = 0.0180944 Jy ! Component: 150 - total flux cleaned = 0.0222062 Jy ! Component: 200 - total flux cleaned = 0.0250348 Jy ! Total flux subtracted in 200 components = 0.0250348 Jy ! Clean residual min=-0.005610 max=0.006605 Jy/beam ! Clean residual mean=-0.000019 rms=0.001602 Jy/beam ! Combined flux in latest and established models = 0.131996 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 76 components and 0.131996 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=0.069068Jy sigma=1.182721 ! Fit after self-cal, rms=0.069087Jy sigma=1.182216 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.529 x 9.228 at -4.284 degrees (North through East) ! Clean map min=-0.0055677 max=0.11685 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.12 KP 0.99 LA 1.04 ! NL 1.02 OV 0.86 PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 HN 1.18 KP 0.98 LA 1.02 ! NL 1.07 OV 0.87 PT 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 HN 1.15 KP 0.99 LA 0.99 ! NL 1.03 OV 0.85 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.08 KP 0.98 LA 0.99 ! NL 1.04 OV 0.91 PT 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.20 KP 0.99 LA 0.98 ! NL 1.07 OV 0.90 PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.16 KP 0.97 LA 1.00 ! NL 1.07 OV 0.86 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.11 KP 0.98 LA 1.01 ! NL 1.06 OV 0.87 PT 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.10 KP 0.99 LA 1.01 ! NL 0.99 OV 0.88 PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.05 KP 0.97 LA 1.00 ! NL 1.05 OV 0.89 PT 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 HN 1.11 KP 1.02 LA 1.00 ! NL 1.03 OV 0.88 PT 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.14 KP 1.00 LA 0.98 ! NL 1.10 OV 0.86 PT 0.94 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.10 KP 0.97 LA 0.99 ! NL 1.03 OV 0.89 PT 0.96 ! ! ! Fit before self-cal, rms=0.069087Jy sigma=1.182216 ! Fit after self-cal, rms=0.072032Jy sigma=1.156394 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.555 mas, bmaj=9.328 mas, bpa=-4.117 degrees ! Estimated noise=0.356587 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 = -0.00331118 Jy ! Component: 100 - total flux cleaned = -0.00464044 Jy ! Component: 150 - total flux cleaned = -0.00472264 Jy ! Component: 200 - total flux cleaned = -0.00455881 Jy ! Total flux subtracted in 200 components = -0.00455881 Jy ! Clean residual min=-0.003643 max=0.003713 Jy/beam ! Clean residual mean=-0.000009 rms=0.000922 Jy/beam ! Combined flux in latest and established models = 0.127437 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 90 components and 0.127437 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=0.071860Jy sigma=1.153373 ! Fit after self-cal, rms=0.072047Jy sigma=1.152788 ! 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=0.072047Jy sigma=1.152788 ! Fit after self-cal, rms=0.072974Jy sigma=1.144313 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.559 mas, bmaj=9.346 mas, bpa=-4.11 degrees ! Estimated noise=0.356635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000774039 Jy ! Component: 100 - total flux cleaned = -0.00075225 Jy ! Component: 150 - total flux cleaned = -0.000684418 Jy ! Component: 200 - total flux cleaned = -0.000641543 Jy ! Total flux subtracted in 200 components = -0.000641543 Jy ! Clean residual min=-0.002416 max=0.001958 Jy/beam ! Clean residual mean=-0.000005 rms=0.000619 Jy/beam ! Combined flux in latest and established models = 0.126796 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 99 components and 0.126796 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=0.072955Jy sigma=1.144081 ! Fit after self-cal, rms=0.073019Jy sigma=1.143991 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 = -2.40509e-05 Jy ! Component: 100 - total flux cleaned = 2.58876e-05 Jy ! Component: 150 - total flux cleaned = 4.41504e-05 Jy ! Component: 200 - total flux cleaned = 6.11248e-05 Jy ! Total flux subtracted in 200 components = 6.11248e-05 Jy ! Clean residual min=-0.002467 max=0.001981 Jy/beam ! Clean residual mean=-0.000005 rms=0.000622 Jy/beam ! Combined flux in latest and established models = 0.126857 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 108 components and 0.126857 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=0.073015Jy sigma=1.143932 ! Fit after self-cal, rms=0.073016Jy sigma=1.143922 ! 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=0.073016Jy sigma=1.143922 ! Fit after self-cal, rms=0.074485Jy sigma=1.140786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.565 mas, bmaj=9.325 mas, bpa=-4.125 degrees ! Estimated noise=0.356369 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122601 Jy ! Component: 100 - total flux cleaned = -4.09004e-05 Jy ! Component: 150 - total flux cleaned = 4.93208e-05 Jy ! Component: 200 - total flux cleaned = 0.00014319 Jy ! Total flux subtracted in 200 components = 0.00014319 Jy ! Clean residual min=-0.001544 max=0.001670 Jy/beam ! Clean residual mean=-0.000004 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.127 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 114 components and 0.127 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=0.074464Jy sigma=1.140361 ! Fit after self-cal, rms=0.074524Jy sigma=1.140302 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 = 7.08872e-05 Jy ! Component: 100 - total flux cleaned = 0.000174522 Jy ! Component: 150 - total flux cleaned = 0.00026594 Jy ! Component: 200 - total flux cleaned = 0.000347354 Jy ! Total flux subtracted in 200 components = 0.000347354 Jy ! Clean residual min=-0.001532 max=0.001659 Jy/beam ! Clean residual mean=-0.000003 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.127347 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 122 components and 0.127347 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=0.074517Jy sigma=1.140193 ! Fit after self-cal, rms=0.074520Jy sigma=1.140190 ! 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=0.074520Jy sigma=1.140190 ! Fit after self-cal, rms=0.074890Jy sigma=1.139983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.26 mas, bmaj=9.707 mas, bpa=-3.914 degrees ! Estimated noise=0.360208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.15545e-05 Jy ! Component: 100 - total flux cleaned = 0.000198781 Jy ! Component: 150 - total flux cleaned = 0.000299314 Jy ! Component: 200 - total flux cleaned = 0.000384955 Jy ! Total flux subtracted in 200 components = 0.000384955 Jy ! Clean residual min=-0.001330 max=0.001502 Jy/beam ! Clean residual mean=-0.000003 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.127732 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 131 components and 0.127732 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=0.074883Jy sigma=1.139812 ! Fit after self-cal, rms=0.074896Jy sigma=1.139792 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 = 0.00018439 Jy ! Component: 100 - total flux cleaned = 0.00022859 Jy ! Component: 150 - total flux cleaned = 0.000259013 Jy ! Component: 200 - total flux cleaned = 0.000276639 Jy ! Total flux subtracted in 200 components = 0.000276639 Jy ! Clean residual min=-0.001308 max=0.001426 Jy/beam ! Clean residual mean=-0.000002 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.128009 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 141 components and 0.128009 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=0.074894Jy sigma=1.139763 ! Fit after self-cal, rms=0.074894Jy sigma=1.139749 ! 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=1.569 mas, bmaj=9.315 mas, bpa=-4.119 degrees ! Estimated noise=0.355764 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.569 x 9.315 at -4.119 degrees (North through East) ! Clean map min=-0.0013861 max=0.11516 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=1.214 mas, bmaj=8.834 mas, bpa=-3.51 degrees ! Estimated noise=0.741271 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0878112 Jy ! Component: 100 - total flux cleaned = 0.107138 Jy ! Component: 150 - total flux cleaned = 0.113635 Jy ! Component: 200 - total flux cleaned = 0.117467 Jy ! Total flux subtracted in 200 components = 0.117467 Jy ! Clean residual min=-0.003911 max=0.003891 Jy/beam ! Clean residual mean=-0.000008 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.117467 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 36 model components to the UV plane model. ! The established model now contains 36 components and 0.117467 Jy ! Inverting map and beam ! Estimated beam: bmin=1.569 mas, bmaj=9.315 mas, bpa=-4.119 degrees ! Estimated noise=0.355764 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 = 0.00388185 Jy ! Component: 100 - total flux cleaned = 0.00594094 Jy ! Component: 150 - total flux cleaned = 0.0071369 Jy ! Component: 200 - total flux cleaned = 0.00756834 Jy ! Total flux subtracted in 200 components = 0.00756834 Jy ! Clean residual min=-0.001688 max=0.001645 Jy/beam ! Clean residual mean=-0.000005 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.125035 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 79 components and 0.125035 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=2.26 mas, bmaj=9.707 mas, bpa=-3.914 degrees ! Estimated noise=0.360208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000903491 Jy ! Component: 100 - total flux cleaned = 0.00143598 Jy ! Component: 150 - total flux cleaned = 0.00165874 Jy ! Component: 200 - total flux cleaned = 0.00176079 Jy ! Total flux subtracted in 200 components = 0.00176079 Jy ! Clean residual min=-0.001470 max=0.001368 Jy/beam ! Clean residual mean=-0.000004 rms=0.000396 Jy/beam ! Combined flux in latest and established models = 0.126796 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 = 9.4095e-05 Jy ! Component: 100 - total flux cleaned = 0.000180963 Jy ! Component: 150 - total flux cleaned = 0.000241293 Jy ! Component: 200 - total flux cleaned = 0.000288128 Jy ! Total flux subtracted in 200 components = 0.000288128 Jy ! Clean residual min=-0.001434 max=0.001342 Jy/beam ! Clean residual mean=-0.000003 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.127084 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 99 components and 0.127084 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.569 mas, bmaj=9.315 mas, bpa=-4.119 degrees ! Estimated noise=0.355764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000209255 Jy ! Component: 100 - total flux cleaned = -0.000270783 Jy ! Component: 150 - total flux cleaned = -0.000254508 Jy ! Component: 200 - total flux cleaned = -0.000239475 Jy ! Total flux subtracted in 200 components = -0.000239475 Jy ! Clean residual min=-0.001570 max=0.001640 Jy/beam ! Clean residual mean=-0.000003 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.126845 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 105 components and 0.126845 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=0.074901Jy sigma=1.139964 ! Fit after self-cal, rms=0.074907Jy sigma=1.139931 wmodel J2300-2644_X_map.mod ! Writing 105 model components to file: J2300-2644_X_map.mod wobs J2300-2644_X_uvs.fits ! Writing UV FITS file: J2300-2644_X_uvs.fits wwins J2300-2644_X_map.win ! wwins: Wrote 1 windows to J2300-2644_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 = -7.61981e-05 Jy ! Component: 100 - total flux cleaned = -0.000129492 Jy ! Component: 150 - total flux cleaned = -0.000201533 Jy ! Component: 200 - total flux cleaned = -0.000268866 Jy ! Component: 250 - total flux cleaned = -0.000205068 Jy ! Component: 300 - total flux cleaned = -0.000184557 Jy ! Component: 350 - total flux cleaned = -0.000107152 Jy ! Component: 400 - total flux cleaned = 4.59444e-06 Jy ! Component: 450 - total flux cleaned = 9.44356e-05 Jy ! Component: 500 - total flux cleaned = 0.000129655 Jy ! Component: 550 - total flux cleaned = 0.000180016 Jy ! Component: 600 - total flux cleaned = 0.000212498 Jy ! Component: 650 - total flux cleaned = 0.000244655 Jy ! Component: 700 - total flux cleaned = 0.000276095 Jy ! Component: 750 - total flux cleaned = 0.000275967 Jy ! Component: 800 - total flux cleaned = 0.000261008 Jy ! Component: 850 - total flux cleaned = 0.000260895 Jy ! Component: 900 - total flux cleaned = 0.000261165 Jy ! Component: 950 - total flux cleaned = 0.000233081 Jy ! Component: 1000 - total flux cleaned = 0.000260568 Jy ! Component: 1050 - total flux cleaned = 0.000247097 Jy ! Component: 1100 - total flux cleaned = 0.000273679 Jy ! Component: 1150 - total flux cleaned = 0.000299611 Jy ! Component: 1200 - total flux cleaned = 0.000337915 Jy ! Component: 1250 - total flux cleaned = 0.000363073 Jy ! Component: 1300 - total flux cleaned = 0.000425041 Jy ! Component: 1350 - total flux cleaned = 0.000522472 Jy ! Component: 1400 - total flux cleaned = 0.000594482 Jy ! Component: 1450 - total flux cleaned = 0.000641899 Jy ! Component: 1500 - total flux cleaned = 0.000735497 Jy ! Component: 1550 - total flux cleaned = 0.000793047 Jy ! Component: 1600 - total flux cleaned = 0.000815974 Jy ! Component: 1650 - total flux cleaned = 0.00088336 Jy ! Component: 1700 - total flux cleaned = 0.000916726 Jy ! Component: 1750 - total flux cleaned = 0.000960678 Jy ! Component: 1800 - total flux cleaned = 0.0010366 Jy ! Component: 1850 - total flux cleaned = 0.00103649 Jy ! Component: 1900 - total flux cleaned = 0.00109998 Jy ! Component: 1950 - total flux cleaned = 0.00105807 Jy ! Component: 2000 - total flux cleaned = 0.00109951 Jy ! Component: 2050 - total flux cleaned = 0.00107895 Jy ! Component: 2100 - total flux cleaned = 0.00108914 Jy ! Component: 2150 - total flux cleaned = 0.00107892 Jy ! Component: 2200 - total flux cleaned = 0.00107889 Jy ! Component: 2250 - total flux cleaned = 0.00107879 Jy ! Component: 2300 - total flux cleaned = 0.001059 Jy ! Component: 2350 - total flux cleaned = 0.00105887 Jy ! Component: 2400 - total flux cleaned = 0.00104913 Jy ! Component: 2450 - total flux cleaned = 0.00110718 Jy ! Component: 2500 - total flux cleaned = 0.00112626 Jy ! Component: 2550 - total flux cleaned = 0.00114534 Jy ! Component: 2600 - total flux cleaned = 0.00115483 Jy ! Component: 2650 - total flux cleaned = 0.00120182 Jy ! Component: 2700 - total flux cleaned = 0.00120182 Jy ! Component: 2750 - total flux cleaned = 0.0012668 Jy ! Component: 2800 - total flux cleaned = 0.00128528 Jy ! Component: 2850 - total flux cleaned = 0.00131288 Jy ! Component: 2900 - total flux cleaned = 0.0013403 Jy ! Component: 2950 - total flux cleaned = 0.00136756 Jy ! Component: 3000 - total flux cleaned = 0.00140369 Jy ! Component: 3050 - total flux cleaned = 0.00143065 Jy ! Component: 3100 - total flux cleaned = 0.00147522 Jy ! Component: 3150 - total flux cleaned = 0.00149292 Jy ! Component: 3200 - total flux cleaned = 0.00151942 Jy ! Component: 3250 - total flux cleaned = 0.00155457 Jy ! Component: 3300 - total flux cleaned = 0.00158082 Jy ! Component: 3350 - total flux cleaned = 0.00162429 Jy ! Component: 3400 - total flux cleaned = 0.00164163 Jy ! Component: 3450 - total flux cleaned = 0.00171073 Jy ! Component: 3500 - total flux cleaned = 0.00173654 Jy ! Component: 3550 - total flux cleaned = 0.00177948 Jy ! Component: 3600 - total flux cleaned = 0.00182225 Jy ! Component: 3650 - total flux cleaned = 0.00187343 Jy ! Component: 3700 - total flux cleaned = 0.00193299 Jy ! Component: 3750 - total flux cleaned = 0.00197543 Jy ! Component: 3800 - total flux cleaned = 0.00201779 Jy ! Component: 3850 - total flux cleaned = 0.00203476 Jy ! Component: 3900 - total flux cleaned = 0.00208537 Jy ! Component: 3950 - total flux cleaned = 0.00212746 Jy ! Component: 4000 - total flux cleaned = 0.00215271 Jy ! Component: 4050 - total flux cleaned = 0.00221986 Jy ! Total flux subtracted in 4096 components = 0.00224503 Jy ! Clean residual min=-0.000547 max=0.000526 Jy/beam ! Clean residual mean=-0.000002 rms=0.000159 Jy/beam ! Combined flux in latest and established models = 0.12909 Jy keep ! Adding 354 model components to the UV plane model. ! The established model now contains 459 components and 0.12909 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2300-2644_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.569 x 9.315 at -4.119 degrees (North through East) ! Clean map min=-0.0010253 max=0.11513 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2300-2644_X_map.fits wmodel /vlbi/uf001/uva//J2300-2644_X_map.mod ! Writing 459 model components to file: /vlbi/uf001/uva//J2300-2644_X_map.mod wobs /vlbi/uf001/uva//J2300-2644_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2300-2644_X_uvs.fits wwins /vlbi/uf001/uva//J2300-2644_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J2300-2644_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.115135 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156063 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.406645 0.406645 0.813291 1.62658 3.25316 6.50633 13.0127 26.0253 52.0506 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.115 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 737.743 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2300-2644_X_dfm.log closed on Mon Jan 14 06:30:36 2019