! Started logfile: /vlbi/sb072/temp_maps//J0721+7120_C_dfm.log on Tue Mar 5 22:44:36 2019 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 /vlbi/sb072/temp_maps//J0721+7120_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0721+7120_C_uva.fits ! AN table 1: 4 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.928571 visibilities/baseline/integration-bin. ! Found source: J0721+7120 ! ! 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 624 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 J0721+7120_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=1.387069Jy sigma=57.890876 ! Fit after self-cal, rms=0.118272Jy sigma=5.160671 ! 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=1.39 mas, bmaj=8.036 mas, bpa=-69.71 degrees ! Estimated noise=0.966318 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 = 0.727582 Jy ! Component: 100 - total flux cleaned = 0.897391 Jy ! Total flux subtracted in 100 components = 0.897391 Jy ! Clean residual min=-0.037771 max=0.063672 Jy/beam ! Clean residual mean=-0.000063 rms=0.011183 Jy/beam ! Combined flux in latest and established models = 0.897391 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.897391 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=0.132067Jy sigma=5.192510 ! Fit after self-cal, rms=0.131999Jy sigma=5.184488 ! 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=1.815 mas, bmaj=9.023 mas, bpa=-69.89 degrees ! Estimated noise=0.704602 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 = 0.0864393 Jy ! Component: 100 - total flux cleaned = 0.127216 Jy ! Component: 150 - total flux cleaned = 0.150432 Jy ! Component: 200 - total flux cleaned = 0.164718 Jy ! Total flux subtracted in 200 components = 0.164718 Jy ! Clean residual min=-0.020793 max=0.026706 Jy/beam ! Clean residual mean=0.000160 rms=0.006531 Jy/beam ! Combined flux in latest and established models = 1.06211 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 43 components and 1.06211 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=0.054808Jy sigma=2.299571 ! Fit after self-cal, rms=0.054413Jy sigma=2.284062 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.815 x 9.023 at -69.89 degrees (North through East) ! Clean map min=-0.020278 max=0.93588 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 0.98 LA 1.06 MK 1.01 ! NL 1.04 OV 1.03 PT 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 0.98 LA 1.07 MK 1.01 ! NL 1.03 OV 1.02 PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 0.98 LA 1.08 MK 1.01 ! NL 1.01 OV 1.03 PT 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 0.98 LA 1.07 MK 1.00 ! NL 1.01 OV 1.03 PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.97 LA 1.06 MK 1.00 ! NL 1.02 OV 1.02 PT 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.97 LA 1.06 MK 1.01 ! NL 0.99 OV 1.02 PT 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 0.96 LA 1.05 MK 1.00 ! NL 0.99 OV 1.01 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 0.97 LA 1.05 MK 1.02 ! NL 0.99 OV 1.01 PT 0.94 ! ! ! Fit before self-cal, rms=0.054413Jy sigma=2.284062 ! Fit after self-cal, rms=0.025920Jy sigma=1.029114 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.823 mas, bmaj=9.013 mas, bpa=-69.83 degrees ! Estimated noise=0.70142 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 = -0.00227374 Jy ! Component: 100 - total flux cleaned = -0.00228772 Jy ! Component: 150 - total flux cleaned = -0.00214787 Jy ! Component: 200 - total flux cleaned = -0.00203181 Jy ! Total flux subtracted in 200 components = -0.00203181 Jy ! Clean residual min=-0.009210 max=0.007574 Jy/beam ! Clean residual mean=-0.000051 rms=0.001761 Jy/beam ! Combined flux in latest and established models = 1.06008 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 51 components and 1.06008 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=0.023763Jy sigma=0.958733 ! Fit after self-cal, rms=0.023642Jy sigma=0.955407 ! 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=0.023642Jy sigma=0.955407 ! Fit after self-cal, rms=0.023648Jy sigma=0.951996 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.824 mas, bmaj=9.021 mas, bpa=-69.82 degrees ! Estimated noise=0.701339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00162417 Jy ! Component: 100 - total flux cleaned = -0.00173698 Jy ! Component: 150 - total flux cleaned = -0.00164858 Jy ! Component: 200 - total flux cleaned = -0.00156477 Jy ! Total flux subtracted in 200 components = -0.00156477 Jy ! Clean residual min=-0.007984 max=0.007198 Jy/beam ! Clean residual mean=-0.000050 rms=0.001639 Jy/beam ! Combined flux in latest and established models = 1.05851 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 58 components and 1.05851 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=0.022768Jy sigma=0.921314 ! Fit after self-cal, rms=0.022718Jy sigma=0.920292 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 = -8.72858e-05 Jy ! Component: 100 - total flux cleaned = 0.000134522 Jy ! Component: 150 - total flux cleaned = 0.000273744 Jy ! Component: 200 - total flux cleaned = 0.000407249 Jy ! Total flux subtracted in 200 components = 0.000407249 Jy ! Clean residual min=-0.007517 max=0.006944 Jy/beam ! Clean residual mean=-0.000051 rms=0.001593 Jy/beam ! Combined flux in latest and established models = 1.05892 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 62 components and 1.05892 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=0.022301Jy sigma=0.903171 ! Fit after self-cal, rms=0.022274Jy sigma=0.902726 ! 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=0.022274Jy sigma=0.902726 ! Fit after self-cal, rms=0.022302Jy sigma=0.899319 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.825 mas, bmaj=9.029 mas, bpa=-69.81 degrees ! Estimated noise=0.701614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00164061 Jy ! Component: 100 - total flux cleaned = -0.00164249 Jy ! Component: 150 - total flux cleaned = -0.00151549 Jy ! Component: 200 - total flux cleaned = -0.00139257 Jy ! Total flux subtracted in 200 components = -0.00139257 Jy ! Clean residual min=-0.007367 max=0.006613 Jy/beam ! Clean residual mean=-0.000051 rms=0.001545 Jy/beam ! Combined flux in latest and established models = 1.05753 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 1.05753 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=0.021887Jy sigma=0.883448 ! Fit after self-cal, rms=0.021878Jy sigma=0.883276 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 = 1.41764e-06 Jy ! Component: 100 - total flux cleaned = 0.000170832 Jy ! Component: 150 - total flux cleaned = 0.000226128 Jy ! Component: 200 - total flux cleaned = 0.000332195 Jy ! Total flux subtracted in 200 components = 0.000332195 Jy ! Clean residual min=-0.007123 max=0.006421 Jy/beam ! Clean residual mean=-0.000053 rms=0.001523 Jy/beam ! Combined flux in latest and established models = 1.05786 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 68 components and 1.05786 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=0.021651Jy sigma=0.872919 ! Fit after self-cal, rms=0.021645Jy sigma=0.872777 ! 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=0.021645Jy sigma=0.872777 ! Fit after self-cal, rms=0.021662Jy sigma=0.870169 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.853 mas, bmaj=11.58 mas, bpa=-86.94 degrees ! Estimated noise=0.822297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000326951 Jy ! Component: 100 - total flux cleaned = -0.0004898 Jy ! Component: 150 - total flux cleaned = -0.000565682 Jy ! Component: 200 - total flux cleaned = -0.000587887 Jy ! Total flux subtracted in 200 components = -0.000587887 Jy ! Clean residual min=-0.007703 max=0.006460 Jy/beam ! Clean residual mean=-0.000079 rms=0.001901 Jy/beam ! Combined flux in latest and established models = 1.05727 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 82 components and 1.05727 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=0.021612Jy sigma=0.868596 ! Fit after self-cal, rms=0.021594Jy sigma=0.868053 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 = 0.000227403 Jy ! Component: 100 - total flux cleaned = 0.000158139 Jy ! Component: 150 - total flux cleaned = 0.000136429 Jy ! Component: 200 - total flux cleaned = 0.000116018 Jy ! Total flux subtracted in 200 components = 0.000116018 Jy ! Clean residual min=-0.007589 max=0.006416 Jy/beam ! Clean residual mean=-0.000078 rms=0.001885 Jy/beam ! Combined flux in latest and established models = 1.05739 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 85 components and 1.05739 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=0.021589Jy sigma=0.867589 ! Fit after self-cal, rms=0.021582Jy sigma=0.867472 ! 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=1.826 mas, bmaj=9.037 mas, bpa=-69.8 degrees ! Estimated noise=0.701701 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.826 x 9.037 at -69.8 degrees (North through East) ! Clean map min=-0.0067668 max=0.93117 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 ! Performing amp+phase self-cal ! ! 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=0.021582Jy sigma=0.867472 ! Fit after self-cal, rms=0.020690Jy sigma=0.829407 ! Inverting map and beam ! Estimated beam: bmin=1.826 mas, bmaj=9.04 mas, bpa=-69.8 degrees ! Estimated noise=0.70144 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00128549 Jy ! Component: 100 - total flux cleaned = -0.00122813 Jy ! Component: 150 - total flux cleaned = -0.00122546 Jy ! Component: 200 - total flux cleaned = -0.00113365 Jy ! Total flux subtracted in 200 components = -0.00113365 Jy ! Clean residual min=-0.006681 max=0.006014 Jy/beam ! Clean residual mean=-0.000049 rms=0.001439 Jy/beam ! Combined flux in latest and established models = 1.05625 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 89 components and 1.05625 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=0.020400Jy sigma=0.818150 ! Fit after self-cal, rms=0.020400Jy sigma=0.818003 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.90149e-05 Jy ! Component: 100 - total flux cleaned = 6.78828e-05 Jy ! Component: 150 - total flux cleaned = 0.000148033 Jy ! Component: 200 - total flux cleaned = 0.000226135 Jy ! Total flux subtracted in 200 components = 0.000226135 Jy ! Clean residual min=-0.006481 max=0.005877 Jy/beam ! Clean residual mean=-0.000050 rms=0.001427 Jy/beam ! Combined flux in latest and established models = 1.05648 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 90 components and 1.05648 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=0.020261Jy sigma=0.811583 ! Fit after self-cal, rms=0.020260Jy sigma=0.811449 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.020260Jy sigma=0.811449 ! Fit after self-cal, rms=0.020279Jy sigma=0.809004 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=1.394 mas, bmaj=8.042 mas, bpa=-69.59 degrees ! Estimated noise=0.965591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.726985 Jy ! Component: 100 - total flux cleaned = 0.8935 Jy ! Component: 150 - total flux cleaned = 0.954288 Jy ! Component: 200 - total flux cleaned = 0.987398 Jy ! Total flux subtracted in 200 components = 0.987398 Jy ! Clean residual min=-0.012842 max=0.018451 Jy/beam ! Clean residual mean=-0.000082 rms=0.003961 Jy/beam ! Combined flux in latest and established models = 0.987399 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.987399 Jy ! Inverting map and beam ! Estimated beam: bmin=1.827 mas, bmaj=9.048 mas, bpa=-69.78 degrees ! Estimated noise=0.701491 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 = 0.0301293 Jy ! Component: 100 - total flux cleaned = 0.0462104 Jy ! Component: 150 - total flux cleaned = 0.0557217 Jy ! Component: 200 - total flux cleaned = 0.061471 Jy ! Total flux subtracted in 200 components = 0.061471 Jy ! Clean residual min=-0.007527 max=0.007529 Jy/beam ! Clean residual mean=-0.000048 rms=0.001733 Jy/beam ! Combined flux in latest and established models = 1.04887 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 54 components and 1.04887 Jy ! Inverting map ! Added new window around map position (-1.2, 5.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00564346 Jy ! Component: 100 - total flux cleaned = 0.00823234 Jy ! Component: 150 - total flux cleaned = 0.0100476 Jy ! Component: 200 - total flux cleaned = 0.0106462 Jy ! Total flux subtracted in 200 components = 0.0106462 Jy ! Clean residual min=-0.005661 max=0.003888 Jy/beam ! Clean residual mean=-0.000039 rms=0.001164 Jy/beam ! Combined flux in latest and established models = 1.05952 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 82 components and 1.05952 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=4.857 mas, bmaj=11.58 mas, bpa=-86.88 degrees ! Estimated noise=0.821738 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000617945 Jy ! Component: 100 - total flux cleaned = -0.000712217 Jy ! Component: 150 - total flux cleaned = -0.000474609 Jy ! Component: 200 - total flux cleaned = -0.000336791 Jy ! Total flux subtracted in 200 components = -0.000336791 Jy ! Clean residual min=-0.004954 max=0.003307 Jy/beam ! Clean residual mean=-0.000044 rms=0.001230 Jy/beam ! Combined flux in latest and established models = 1.05918 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 = 0.000246675 Jy ! Component: 100 - total flux cleaned = 0.000523061 Jy ! Component: 150 - total flux cleaned = 0.000719251 Jy ! Component: 200 - total flux cleaned = 0.000808742 Jy ! Total flux subtracted in 200 components = 0.000808742 Jy ! Clean residual min=-0.004259 max=0.003301 Jy/beam ! Clean residual mean=-0.000037 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 1.05999 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 124 components and 1.05999 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.827 mas, bmaj=9.048 mas, bpa=-69.78 degrees ! Estimated noise=0.701491 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000473791 Jy ! Component: 100 - total flux cleaned = -0.000408274 Jy ! Component: 150 - total flux cleaned = -0.000224522 Jy ! Component: 200 - total flux cleaned = -3.13803e-06 Jy ! Total flux subtracted in 200 components = -3.13803e-06 Jy ! Clean residual min=-0.003836 max=0.003352 Jy/beam ! Clean residual mean=-0.000019 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 1.05999 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 143 components and 1.05999 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=0.018401Jy sigma=0.711931 ! Fit after self-cal, rms=0.018217Jy sigma=0.705567 wmodel J0721+7120_C_map.mod ! Writing 143 model components to file: J0721+7120_C_map.mod wobs J0721+7120_C_uvs.fits ! Writing UV FITS file: J0721+7120_C_uvs.fits wwins J0721+7120_C_map.win ! wwins: Wrote 2 windows to J0721+7120_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 = -0.000655772 Jy ! Component: 100 - total flux cleaned = -0.00119643 Jy ! Component: 150 - total flux cleaned = -0.00161684 Jy ! Component: 200 - total flux cleaned = -0.0019548 Jy ! Component: 250 - total flux cleaned = -0.00203275 Jy ! Component: 300 - total flux cleaned = -0.00199672 Jy ! Component: 350 - total flux cleaned = -0.00192639 Jy ! Component: 400 - total flux cleaned = -0.00182728 Jy ! Component: 450 - total flux cleaned = -0.0017957 Jy ! Component: 500 - total flux cleaned = -0.00167652 Jy ! Component: 550 - total flux cleaned = -0.00164744 Jy ! Component: 600 - total flux cleaned = -0.00159224 Jy ! Component: 650 - total flux cleaned = -0.0016184 Jy ! Component: 700 - total flux cleaned = -0.00159266 Jy ! Component: 750 - total flux cleaned = -0.00164209 Jy ! Component: 800 - total flux cleaned = -0.00168834 Jy ! Component: 850 - total flux cleaned = -0.00175707 Jy ! Component: 900 - total flux cleaned = -0.00182385 Jy ! Component: 950 - total flux cleaned = -0.00188911 Jy ! Component: 1000 - total flux cleaned = -0.00193244 Jy ! Component: 1050 - total flux cleaned = -0.00195311 Jy ! Component: 1100 - total flux cleaned = -0.00195283 Jy ! Component: 1150 - total flux cleaned = -0.0018935 Jy ! Component: 1200 - total flux cleaned = -0.0018937 Jy ! Component: 1250 - total flux cleaned = -0.00187487 Jy ! Component: 1300 - total flux cleaned = -0.00183839 Jy ! Component: 1350 - total flux cleaned = -0.00185626 Jy ! Component: 1400 - total flux cleaned = -0.00183882 Jy ! Component: 1450 - total flux cleaned = -0.00187339 Jy ! Component: 1500 - total flux cleaned = -0.00192401 Jy ! Component: 1550 - total flux cleaned = -0.00197331 Jy ! Component: 1600 - total flux cleaned = -0.0019407 Jy ! Component: 1650 - total flux cleaned = -0.00189275 Jy ! Component: 1700 - total flux cleaned = -0.00181433 Jy ! Component: 1750 - total flux cleaned = -0.00176773 Jy ! Component: 1800 - total flux cleaned = -0.00172198 Jy ! Component: 1850 - total flux cleaned = -0.00164718 Jy ! Component: 1900 - total flux cleaned = -0.00164747 Jy ! Component: 1950 - total flux cleaned = -0.00157452 Jy ! Component: 2000 - total flux cleaned = -0.00154567 Jy ! Component: 2050 - total flux cleaned = -0.00144653 Jy ! Component: 2100 - total flux cleaned = -0.0014045 Jy ! Component: 2150 - total flux cleaned = -0.00134923 Jy ! Component: 2200 - total flux cleaned = -0.00132187 Jy ! Component: 2250 - total flux cleaned = -0.00130837 Jy ! Component: 2300 - total flux cleaned = -0.00128179 Jy ! Component: 2350 - total flux cleaned = -0.00124211 Jy ! Component: 2400 - total flux cleaned = -0.00120261 Jy ! Component: 2450 - total flux cleaned = -0.00115054 Jy ! Component: 2500 - total flux cleaned = -0.00109898 Jy ! Component: 2550 - total flux cleaned = -0.00106071 Jy ! Component: 2600 - total flux cleaned = -0.00098467 Jy ! Component: 2650 - total flux cleaned = -0.00093447 Jy ! Component: 2700 - total flux cleaned = -0.000909635 Jy ! Component: 2750 - total flux cleaned = -0.000872578 Jy ! Component: 2800 - total flux cleaned = -0.000860249 Jy ! Component: 2850 - total flux cleaned = -0.00087233 Jy ! Component: 2900 - total flux cleaned = -0.000848067 Jy ! Component: 2950 - total flux cleaned = -0.000860122 Jy ! Component: 3000 - total flux cleaned = -0.000836173 Jy ! Component: 3050 - total flux cleaned = -0.000836225 Jy ! Component: 3100 - total flux cleaned = -0.000871768 Jy ! Component: 3150 - total flux cleaned = -0.000859899 Jy ! Component: 3200 - total flux cleaned = -0.000848146 Jy ! Component: 3250 - total flux cleaned = -0.000859852 Jy ! Component: 3300 - total flux cleaned = -0.00081312 Jy ! Component: 3350 - total flux cleaned = -0.000836412 Jy ! Component: 3400 - total flux cleaned = -0.000848055 Jy ! Component: 3450 - total flux cleaned = -0.000859588 Jy ! Component: 3500 - total flux cleaned = -0.00088265 Jy ! Component: 3550 - total flux cleaned = -0.000905747 Jy ! Component: 3600 - total flux cleaned = -0.000905791 Jy ! Component: 3650 - total flux cleaned = -0.000940333 Jy ! Component: 3700 - total flux cleaned = -0.000940317 Jy ! Component: 3750 - total flux cleaned = -0.000963366 Jy ! Component: 3800 - total flux cleaned = -0.000963344 Jy ! Component: 3850 - total flux cleaned = -0.000997834 Jy ! Component: 3900 - total flux cleaned = -0.00102085 Jy ! Component: 3950 - total flux cleaned = -0.00102088 Jy ! Component: 4000 - total flux cleaned = -0.00105539 Jy ! Component: 4050 - total flux cleaned = -0.00105535 Jy ! Total flux subtracted in 4096 components = -0.00107833 Jy ! Clean residual min=-0.000603 max=0.000640 Jy/beam ! Clean residual mean=-0.000006 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 1.05891 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 423 components and 1.05891 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0721+7120_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.827 x 9.048 at -69.78 degrees (North through East) ! Clean map min=-0.006083 max=0.93644 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0721+7120_C_map.fits wmodel /vlbi/sb072/temp_maps//J0721+7120_C_map.mod ! Writing 423 model components to file: /vlbi/sb072/temp_maps//J0721+7120_C_map.mod wobs /vlbi/sb072/temp_maps//J0721+7120_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0721+7120_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0721+7120_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0721+7120_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.936441 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000220593 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0706695 0.0706695 0.141339 0.282678 0.565356 1.13071 2.26143 4.52285 9.0457 18.0914 36.1828 72.3656 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.936 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4245.11 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0721+7120_C_dfm.log closed on Tue Mar 5 22:44:40 2019