! Started logfile: .//J2253+4810_C_dfm.log on Mon Jan 20 19:23:22 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J2253+4810_C_uva.fits ! Reading UV FITS file: .//J2253+4810_C_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.986111 visibilities/baseline/integration-bin. ! Found source: J2253+4810 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 4544 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2253+4810_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 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 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001668Jy sigma=21.010080 ! Fit after self-cal, rms=0.935549Jy sigma=19.533564 ! 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=1.37 mas, bmaj=4.695 mas, bpa=-42.5 degrees ! Estimated noise=0.841026 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 = 0.0458633 Jy ! Component: 100 - total flux cleaned = 0.0617063 Jy ! Total flux subtracted in 100 components = 0.0617063 Jy ! Clean residual min=-0.004703 max=0.007370 Jy/beam ! Clean residual mean=-0.000011 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 0.0617063 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0617063 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. ! ! Fit before self-cal, rms=0.042095Jy sigma=0.842831 ! Fit after self-cal, rms=0.041890Jy sigma=0.838681 ! 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=1.752 mas, bmaj=4.805 mas, bpa=-43.71 degrees ! Estimated noise=0.511819 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 = 0.0129563 Jy ! Component: 100 - total flux cleaned = 0.020084 Jy ! Component: 150 - total flux cleaned = 0.024827 Jy ! Component: 200 - total flux cleaned = 0.0281595 Jy ! Total flux subtracted in 200 components = 0.0281595 Jy ! Clean residual min=-0.003464 max=0.006888 Jy/beam ! Clean residual mean=-0.000009 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.0898658 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 43 components and 0.0898658 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. ! ! Fit before self-cal, rms=0.038078Jy sigma=0.731024 ! Fit after self-cal, rms=0.038072Jy sigma=0.730315 ! Inverting map ! Added new window around map position (-3.9, -26.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00560538 Jy ! Component: 100 - total flux cleaned = 0.0079853 Jy ! Component: 150 - total flux cleaned = 0.00985083 Jy ! Component: 200 - total flux cleaned = 0.0113742 Jy ! Total flux subtracted in 200 components = 0.0113742 Jy ! Clean residual min=-0.002627 max=0.003920 Jy/beam ! Clean residual mean=-0.000004 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.10124 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 67 components and 0.10124 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. ! ! Fit before self-cal, rms=0.037163Jy sigma=0.707274 ! Fit after self-cal, rms=0.037107Jy sigma=0.705865 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.752 x 4.805 at -43.71 degrees (North through East) ! Clean map min=-0.0025052 max=0.066281 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.86 HN 1.09 KP 1.01 ! MK 1.04 NL 0.88 OV 1.04 PT 0.93 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.89 HN 0.95 KP 1.01 ! MK 1.05 NL 0.94 OV 0.96 PT 0.92 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.94 HN 1.03 KP 1.07 ! MK 1.02 NL 0.96 OV 0.95 PT 0.95 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.98 KP 1.00 ! MK 1.16 NL 1.00 OV 1.03 PT 0.89 ! SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.97 KP 1.05 ! MK 1.06 NL 1.00 OV 0.99 PT 0.95 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 1.09 KP 1.00 ! MK 0.91 NL 1.01 OV 1.07 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.97 HN 1.07 KP 1.04 ! MK 1.05 NL 1.11 OV 1.03 PT 0.98 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 1.08 KP 1.05 ! MK 1.04 NL 0.96 OV 0.93 PT 1.00 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.037107Jy sigma=0.705865 ! Fit after self-cal, rms=0.036893Jy sigma=0.691827 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.773 mas, bmaj=4.848 mas, bpa=-43.6 degrees ! Estimated noise=0.507697 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 = 0.0014519 Jy ! Component: 100 - total flux cleaned = 0.00177736 Jy ! Component: 150 - total flux cleaned = 0.00213984 Jy ! Component: 200 - total flux cleaned = 0.0023749 Jy ! Total flux subtracted in 200 components = 0.0023749 Jy ! Clean residual min=-0.002054 max=0.001963 Jy/beam ! Clean residual mean=-0.000001 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.103615 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 85 components and 0.103615 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. ! ! Fit before self-cal, rms=0.036749Jy sigma=0.688389 ! Fit after self-cal, rms=0.036767Jy sigma=0.688189 ! 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. ! ! Fit before self-cal, rms=0.036767Jy sigma=0.688189 ! Fit after self-cal, rms=0.036792Jy sigma=0.688107 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.772 mas, bmaj=4.855 mas, bpa=-43.59 degrees ! Estimated noise=0.50757 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000423846 Jy ! Component: 100 - total flux cleaned = 0.000527603 Jy ! Component: 150 - total flux cleaned = 0.00068311 Jy ! Component: 200 - total flux cleaned = 0.000768337 Jy ! Total flux subtracted in 200 components = 0.000768337 Jy ! Clean residual min=-0.001962 max=0.001683 Jy/beam ! Clean residual mean=-0.000001 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.104383 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 99 components and 0.104383 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. ! ! Fit before self-cal, rms=0.036736Jy sigma=0.686961 ! Fit after self-cal, rms=0.036736Jy sigma=0.686940 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 = 8.36402e-05 Jy ! Component: 100 - total flux cleaned = 0.000108469 Jy ! Component: 150 - total flux cleaned = 0.000180429 Jy ! Component: 200 - total flux cleaned = 0.000225195 Jy ! Total flux subtracted in 200 components = 0.000225195 Jy ! Clean residual min=-0.001916 max=0.001635 Jy/beam ! Clean residual mean=-0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.104608 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 109 components and 0.104608 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. ! ! Fit before self-cal, rms=0.036704Jy sigma=0.686336 ! Fit after self-cal, rms=0.036704Jy sigma=0.686326 ! 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. ! ! Fit before self-cal, rms=0.036704Jy sigma=0.686326 ! Fit after self-cal, rms=0.036656Jy sigma=0.686279 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.771 mas, bmaj=4.857 mas, bpa=-43.62 degrees ! Estimated noise=0.506872 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.74639e-05 Jy ! Component: 100 - total flux cleaned = 0.000133422 Jy ! Component: 150 - total flux cleaned = 0.000133688 Jy ! Component: 200 - total flux cleaned = 0.000171418 Jy ! Total flux subtracted in 200 components = 0.000171418 Jy ! Clean residual min=-0.001883 max=0.001601 Jy/beam ! Clean residual mean=-0.000001 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.10478 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 115 components and 0.10478 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. ! ! Fit before self-cal, rms=0.036631Jy sigma=0.685844 ! Fit after self-cal, rms=0.036630Jy sigma=0.685834 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 = -5.83215e-05 Jy ! Component: 100 - total flux cleaned = -4.04601e-05 Jy ! Component: 150 - total flux cleaned = -6.5007e-06 Jy ! Component: 200 - total flux cleaned = 2.59233e-05 Jy ! Total flux subtracted in 200 components = 2.59233e-05 Jy ! Clean residual min=-0.001849 max=0.001615 Jy/beam ! Clean residual mean=-0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.104806 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 120 components and 0.104806 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. ! ! Fit before self-cal, rms=0.036614Jy sigma=0.685533 ! Fit after self-cal, rms=0.036613Jy sigma=0.685527 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.036613Jy sigma=0.685527 ! Fit after self-cal, rms=0.036573Jy sigma=0.685496 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.537 mas, bmaj=5.179 mas, bpa=-51.1 degrees ! Estimated noise=0.572502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000374373 Jy ! Component: 100 - total flux cleaned = 0.000518127 Jy ! Component: 150 - total flux cleaned = 0.000609789 Jy ! Component: 200 - total flux cleaned = 0.000675883 Jy ! Total flux subtracted in 200 components = 0.000675883 Jy ! Clean residual min=-0.001829 max=0.001587 Jy/beam ! Clean residual mean=-0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.105482 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 129 components and 0.105482 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. ! ! Fit before self-cal, rms=0.036571Jy sigma=0.685254 ! Fit after self-cal, rms=0.036567Jy sigma=0.685226 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 = 3.46092e-05 Jy ! Component: 100 - total flux cleaned = 4.98925e-05 Jy ! Component: 150 - total flux cleaned = 7.75162e-05 Jy ! Component: 200 - total flux cleaned = 7.80727e-05 Jy ! Total flux subtracted in 200 components = 7.80727e-05 Jy ! Clean residual min=-0.001771 max=0.001516 Jy/beam ! Clean residual mean=-0.000001 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.10556 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 136 components and 0.10556 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. ! ! Fit before self-cal, rms=0.036568Jy sigma=0.685108 ! Fit after self-cal, rms=0.036565Jy sigma=0.685091 ! 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=1.772 mas, bmaj=4.859 mas, bpa=-43.65 degrees ! Estimated noise=0.506177 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.772 x 4.859 at -43.65 degrees (North through East) ! Clean map min=-0.0019654 max=0.065705 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=1.382 mas, bmaj=4.742 mas, bpa=-42.41 degrees ! Estimated noise=0.843698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0459503 Jy ! Component: 100 - total flux cleaned = 0.0621541 Jy ! Component: 150 - total flux cleaned = 0.0712143 Jy ! Component: 200 - total flux cleaned = 0.0774357 Jy ! Total flux subtracted in 200 components = 0.0774357 Jy ! Clean residual min=-0.003598 max=0.004644 Jy/beam ! Clean residual mean=-0.000007 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 0.0774357 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0774357 Jy ! Inverting map and beam ! Estimated beam: bmin=1.772 mas, bmaj=4.859 mas, bpa=-43.65 degrees ! Estimated noise=0.506177 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 = 0.00689941 Jy ! Component: 100 - total flux cleaned = 0.0114335 Jy ! Component: 150 - total flux cleaned = 0.0143973 Jy ! Component: 200 - total flux cleaned = 0.0165877 Jy ! Total flux subtracted in 200 components = 0.0165877 Jy ! Clean residual min=-0.002776 max=0.003211 Jy/beam ! Clean residual mean=-0.000007 rms=0.000682 Jy/beam ! Combined flux in latest and established models = 0.0940235 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 67 components and 0.0940235 Jy ! Inverting map ! Added new window around map position (-0.6, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310008 Jy ! Component: 100 - total flux cleaned = 0.00481202 Jy ! Component: 150 - total flux cleaned = 0.00601439 Jy ! Component: 200 - total flux cleaned = 0.00686493 Jy ! Total flux subtracted in 200 components = 0.00686493 Jy ! Clean residual min=-0.002030 max=0.001684 Jy/beam ! Clean residual mean=-0.000004 rms=0.000483 Jy/beam ! Combined flux in latest and established models = 0.100888 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 102 components and 0.100888 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.537 mas, bmaj=5.179 mas, bpa=-51.1 degrees ! Estimated noise=0.572502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201503 Jy ! Component: 100 - total flux cleaned = 0.00280896 Jy ! Component: 150 - total flux cleaned = 0.0034698 Jy ! Component: 200 - total flux cleaned = 0.00399091 Jy ! Total flux subtracted in 200 components = 0.00399091 Jy ! Clean residual min=-0.001977 max=0.001519 Jy/beam ! Clean residual mean=-0.000004 rms=0.000454 Jy/beam ! Combined flux in latest and established models = 0.104879 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 = 0.000450285 Jy ! Component: 100 - total flux cleaned = 0.000748101 Jy ! Component: 150 - total flux cleaned = 0.00101086 Jy ! Component: 200 - total flux cleaned = 0.00121721 Jy ! Total flux subtracted in 200 components = 0.00121721 Jy ! Clean residual min=-0.001768 max=0.001355 Jy/beam ! Clean residual mean=-0.000002 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.106097 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 163 components and 0.106097 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.772 mas, bmaj=4.859 mas, bpa=-43.65 degrees ! Estimated noise=0.506177 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000148467 Jy ! Component: 100 - total flux cleaned = -0.000284852 Jy ! Component: 150 - total flux cleaned = -0.00037601 Jy ! Component: 200 - total flux cleaned = -0.000432035 Jy ! Total flux subtracted in 200 components = -0.000432035 Jy ! Clean residual min=-0.001633 max=0.001311 Jy/beam ! Clean residual mean=-0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.105665 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 183 components and 0.105664 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. ! ! Fit before self-cal, rms=0.036505Jy sigma=0.683223 ! Fit after self-cal, rms=0.036495Jy sigma=0.682917 wmodel J2253+4810_C_map.mod ! Writing 183 model components to file: J2253+4810_C_map.mod wobs J2253+4810_C_uvs.fits ! Writing UV FITS file: J2253+4810_C_uvs.fits wwins J2253+4810_C_map.win ! wwins: Wrote 3 windows to J2253+4810_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000568552 Jy ! Component: 100 - total flux cleaned = -0.000663443 Jy ! Component: 150 - total flux cleaned = -0.000815189 Jy ! Component: 200 - total flux cleaned = -0.000918662 Jy ! Component: 250 - total flux cleaned = -0.0010363 Jy ! Component: 300 - total flux cleaned = -0.00120512 Jy ! Component: 350 - total flux cleaned = -0.00133216 Jy ! Component: 400 - total flux cleaned = -0.00142057 Jy ! Component: 450 - total flux cleaned = -0.00148956 Jy ! Component: 500 - total flux cleaned = -0.00159016 Jy ! Component: 550 - total flux cleaned = -0.00170439 Jy ! Component: 600 - total flux cleaned = -0.00178365 Jy ! Component: 650 - total flux cleaned = -0.00190827 Jy ! Component: 700 - total flux cleaned = -0.00196944 Jy ! Component: 750 - total flux cleaned = -0.00208929 Jy ! Component: 800 - total flux cleaned = -0.00214809 Jy ! Component: 850 - total flux cleaned = -0.00220587 Jy ! Component: 900 - total flux cleaned = -0.00223432 Jy ! Component: 950 - total flux cleaned = -0.00226243 Jy ! Component: 1000 - total flux cleaned = -0.00227581 Jy ! Component: 1050 - total flux cleaned = -0.00228943 Jy ! Component: 1100 - total flux cleaned = -0.00228935 Jy ! Component: 1150 - total flux cleaned = -0.00232898 Jy ! Component: 1200 - total flux cleaned = -0.00230309 Jy ! Component: 1250 - total flux cleaned = -0.00231612 Jy ! Component: 1300 - total flux cleaned = -0.00230361 Jy ! Component: 1350 - total flux cleaned = -0.00227879 Jy ! Component: 1400 - total flux cleaned = -0.00234122 Jy ! Component: 1450 - total flux cleaned = -0.00232902 Jy ! Component: 1500 - total flux cleaned = -0.00235334 Jy ! Component: 1550 - total flux cleaned = -0.00236519 Jy ! Component: 1600 - total flux cleaned = -0.00234128 Jy ! Component: 1650 - total flux cleaned = -0.00236479 Jy ! Component: 1700 - total flux cleaned = -0.00234153 Jy ! Component: 1750 - total flux cleaned = -0.00236438 Jy ! Component: 1800 - total flux cleaned = -0.0023529 Jy ! Component: 1850 - total flux cleaned = -0.00233044 Jy ! Component: 1900 - total flux cleaned = -0.0023749 Jy ! Component: 1950 - total flux cleaned = -0.0023639 Jy ! Component: 2000 - total flux cleaned = -0.00242915 Jy ! Component: 2050 - total flux cleaned = -0.00242904 Jy ! Component: 2100 - total flux cleaned = -0.0024396 Jy ! Component: 2150 - total flux cleaned = -0.0024607 Jy ! Component: 2200 - total flux cleaned = -0.0024817 Jy ! Component: 2250 - total flux cleaned = -0.00248167 Jy ! Component: 2300 - total flux cleaned = -0.00248173 Jy ! Component: 2350 - total flux cleaned = -0.00252275 Jy ! Component: 2400 - total flux cleaned = -0.00253293 Jy ! Component: 2450 - total flux cleaned = -0.00256311 Jy ! Component: 2500 - total flux cleaned = -0.00255317 Jy ! Component: 2550 - total flux cleaned = -0.00260282 Jy ! Component: 2600 - total flux cleaned = -0.00260287 Jy ! Component: 2650 - total flux cleaned = -0.00265171 Jy ! Component: 2700 - total flux cleaned = -0.00264198 Jy ! Component: 2750 - total flux cleaned = -0.00267085 Jy ! Component: 2800 - total flux cleaned = -0.00268041 Jy ! Component: 2850 - total flux cleaned = -0.00269943 Jy ! Component: 2900 - total flux cleaned = -0.00273716 Jy ! Component: 2950 - total flux cleaned = -0.00272779 Jy ! Component: 3000 - total flux cleaned = -0.00276497 Jy ! Component: 3050 - total flux cleaned = -0.00281099 Jy ! Component: 3100 - total flux cleaned = -0.00279256 Jy ! Component: 3150 - total flux cleaned = -0.00281083 Jy ! Component: 3200 - total flux cleaned = -0.0028471 Jy ! Component: 3250 - total flux cleaned = -0.00284704 Jy ! Component: 3300 - total flux cleaned = -0.00283813 Jy ! Component: 3350 - total flux cleaned = -0.00285603 Jy ! Component: 3400 - total flux cleaned = -0.00287374 Jy ! Component: 3450 - total flux cleaned = -0.00288252 Jy ! Component: 3500 - total flux cleaned = -0.00287383 Jy ! Component: 3550 - total flux cleaned = -0.00285644 Jy ! Component: 3600 - total flux cleaned = -0.00286509 Jy ! Component: 3650 - total flux cleaned = -0.00287366 Jy ! Component: 3700 - total flux cleaned = -0.00285651 Jy ! Component: 3750 - total flux cleaned = -0.00284796 Jy ! Component: 3800 - total flux cleaned = -0.00282254 Jy ! Component: 3850 - total flux cleaned = -0.00282252 Jy ! Component: 3900 - total flux cleaned = -0.00282257 Jy ! Component: 3950 - total flux cleaned = -0.00279755 Jy ! Component: 4000 - total flux cleaned = -0.00278924 Jy ! Component: 4050 - total flux cleaned = -0.00275619 Jy ! Total flux subtracted in 4096 components = -0.00274803 Jy ! Clean residual min=-0.000480 max=0.000467 Jy/beam ! Clean residual mean=0.000000 rms=0.000141 Jy/beam ! Combined flux in latest and established models = 0.102916 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 450 components and 0.102916 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2253+4810_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.772 x 4.859 at -43.65 degrees (North through East) ! Clean map min=-0.0012548 max=0.065383 Jy/beam ! Writing clean map to FITS file: .//J2253+4810_C_map.fits wmodel .//J2253+4810_C_map.mod ! Writing 450 model components to file: .//J2253+4810_C_map.mod wobs .//J2253+4810_C_uvs.fits ! Writing UV FITS file: .//J2253+4810_C_uvs.fits wwins .//J2253+4810_C_map.win ! wwins: Wrote 4 windows to .//J2253+4810_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0653829 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000137362 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.630266 0.630266 1.26053 2.52106 5.04213 10.0843 20.1685 40.337 80.6741 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.065 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 475.989 quit ! Quitting program ! Log file .//J2253+4810_C_dfm.log closed on Mon Jan 20 19:23:26 2020