! Started logfile: /image_prod/ug002_uva//J1746+6226_X_b_dfm.log on Thu Mar 5 03:26:05 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1746+6226_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1746+6226_X_b_uva.fits ! AN table 1: 18 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.794753 visibilities/baseline/integration-bin. ! Found source: J1746+6226 ! ! 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 6180 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 J1746+6226_X_b] 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 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.111947Jy sigma=8.706824 ! Fit after self-cal, rms=0.563939Jy sigma=4.403036 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8761 mas, bmaj=1.351 mas, bpa=-37.98 degrees ! Estimated noise=1.81951 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 = 0.330491 Jy ! Component: 100 - total flux cleaned = 0.414855 Jy ! Total flux subtracted in 100 components = 0.414855 Jy ! Clean residual min=-0.013505 max=0.033792 Jy/beam ! Clean residual mean=-0.000020 rms=0.003621 Jy/beam ! Combined flux in latest and established models = 0.414855 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.414855 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=0.097820Jy sigma=0.717494 ! Fit after self-cal, rms=0.097819Jy sigma=0.717447 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0344501 Jy ! Component: 100 - total flux cleaned = 0.0493019 Jy ! Total flux subtracted in 100 components = 0.0493019 Jy ! Clean residual min=-0.011593 max=0.013840 Jy/beam ! Clean residual mean=0.000002 rms=0.002765 Jy/beam ! Combined flux in latest and established models = 0.464157 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.464157 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=0.083570Jy sigma=0.611724 ! Fit after self-cal, rms=0.083574Jy sigma=0.611702 ! 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=1.177 mas, bmaj=1.603 mas, bpa=-35.55 degrees ! Estimated noise=1.17193 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 = 0.0108698 Jy ! Component: 100 - total flux cleaned = 0.0164182 Jy ! Component: 150 - total flux cleaned = 0.019461 Jy ! Component: 200 - total flux cleaned = 0.0211184 Jy ! Total flux subtracted in 200 components = 0.0211184 Jy ! Clean residual min=-0.012815 max=0.014827 Jy/beam ! Clean residual mean=0.000005 rms=0.003163 Jy/beam ! Combined flux in latest and established models = 0.485275 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 23 components and 0.485275 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=0.082003Jy sigma=0.602654 ! Fit after self-cal, rms=0.082004Jy sigma=0.602640 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.177 x 1.603 at -35.55 degrees (North through East) ! Clean map min=-0.012393 max=0.43645 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.95 KP 1.07 ! LA 0.99 MK 0.98 NL 1.17 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.95 KP 1.06 ! LA 1.01 MK 0.97 NL 1.15 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.95 KP 1.06 ! LA 1.00 MK 1.02 NL 1.15 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.97 KP 1.07 ! LA 1.01 MK 1.01 NL 1.18 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.97 KP 1.08 ! LA 0.99 MK 1.03 NL 1.16 OV 0.92 ! PT 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.98 KP 1.08 ! LA 1.00 MK 1.02 NL 1.17 OV 0.91 ! PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.93 KP 1.07 ! LA 1.02 MK 0.99 NL 1.17 OV 0.91 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.95 KP 1.08 ! LA 1.02 MK 1.03 NL 1.18 OV 0.92 ! PT 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.96 KP 1.06 ! LA 1.02 MK 1.03 NL 1.14 OV 0.93 ! PT 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.96 KP 1.07 ! LA 1.01 MK 0.99 NL 1.17 OV 0.93 ! PT 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.95 KP 1.10 ! LA 1.00 MK 0.99 NL 1.13 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.05 HN 0.94 KP 1.09 ! LA 1.02 MK 1.03 NL 1.15 OV 0.91 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.082004Jy sigma=0.602640 ! Fit after self-cal, rms=0.067356Jy sigma=0.484694 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.182 mas, bmaj=1.598 mas, bpa=-35.66 degrees ! Estimated noise=1.17219 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 = 0.00031909 Jy ! Component: 100 - total flux cleaned = 0.000380531 Jy ! Component: 150 - total flux cleaned = 0.000552135 Jy ! Component: 200 - total flux cleaned = 0.000654486 Jy ! Total flux subtracted in 200 components = 0.000654486 Jy ! Clean residual min=-0.006621 max=0.006895 Jy/beam ! Clean residual mean=0.000011 rms=0.001611 Jy/beam ! Combined flux in latest and established models = 0.48593 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 28 components and 0.48593 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=0.067246Jy sigma=0.484006 ! Fit after self-cal, rms=0.067263Jy sigma=0.483888 ! 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=0.067263Jy sigma=0.483888 ! Fit after self-cal, rms=0.059741Jy sigma=0.430004 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.185 mas, bmaj=1.599 mas, bpa=-35.21 degrees ! Estimated noise=1.17354 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108041 Jy ! Component: 100 - total flux cleaned = -0.00116564 Jy ! Component: 150 - total flux cleaned = -0.00119762 Jy ! Component: 200 - total flux cleaned = -0.00119818 Jy ! Total flux subtracted in 200 components = -0.00119818 Jy ! Clean residual min=-0.002305 max=0.002561 Jy/beam ! Clean residual mean=0.000006 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.484732 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 33 components and 0.484732 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=0.059692Jy sigma=0.429579 ! Fit after self-cal, rms=0.059706Jy sigma=0.429505 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-11.8, -14.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128781 Jy ! Component: 100 - total flux cleaned = 0.00161941 Jy ! Component: 150 - total flux cleaned = 0.00154627 Jy ! Component: 200 - total flux cleaned = 0.00147981 Jy ! Total flux subtracted in 200 components = 0.00147981 Jy ! Clean residual min=-0.002104 max=0.002097 Jy/beam ! Clean residual mean=0.000004 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.486212 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.486212 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=0.059604Jy sigma=0.428781 ! Fit after self-cal, rms=0.059592Jy sigma=0.428710 ! 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=0.059592Jy sigma=0.428710 ! Fit after self-cal, rms=0.059541Jy sigma=0.428564 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.185 mas, bmaj=1.601 mas, bpa=-35.2 degrees ! Estimated noise=1.17297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.62249e-05 Jy ! Component: 100 - total flux cleaned = -6.72384e-05 Jy ! Component: 150 - total flux cleaned = -9.64149e-05 Jy ! Component: 200 - total flux cleaned = -9.65229e-05 Jy ! Total flux subtracted in 200 components = -9.65229e-05 Jy ! Clean residual min=-0.002000 max=0.002050 Jy/beam ! Clean residual mean=0.000004 rms=0.000494 Jy/beam ! Combined flux in latest and established models = 0.486115 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 50 components and 0.486115 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=0.059502Jy sigma=0.428273 ! Fit after self-cal, rms=0.059500Jy sigma=0.428261 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 = 0.000126353 Jy ! Component: 100 - total flux cleaned = 0.000151407 Jy ! Component: 150 - total flux cleaned = 0.000151061 Jy ! Component: 200 - total flux cleaned = 0.000174158 Jy ! Total flux subtracted in 200 components = 0.000174158 Jy ! Clean residual min=-0.001986 max=0.002051 Jy/beam ! Clean residual mean=0.000003 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.486289 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.486289 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=0.059482Jy sigma=0.428130 ! Fit after self-cal, rms=0.059482Jy sigma=0.428127 ! 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=0.059482Jy sigma=0.428127 ! Fit after self-cal, rms=0.059463Jy sigma=0.428081 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.553 mas, bmaj=2.727 mas, bpa=77.52 degrees ! Estimated noise=1.38977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000252416 Jy ! Component: 100 - total flux cleaned = 0.000253568 Jy ! Component: 150 - total flux cleaned = 0.0002383 Jy ! Component: 200 - total flux cleaned = 0.000238205 Jy ! Total flux subtracted in 200 components = 0.000238205 Jy ! Clean residual min=-0.002235 max=0.002075 Jy/beam ! Clean residual mean=0.000005 rms=0.000549 Jy/beam ! Combined flux in latest and established models = 0.486527 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 57 components and 0.486527 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=0.059453Jy sigma=0.428012 ! Fit after self-cal, rms=0.059452Jy sigma=0.428008 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 = 7.86004e-05 Jy ! Component: 100 - total flux cleaned = 9.1078e-05 Jy ! Component: 150 - total flux cleaned = 0.000113125 Jy ! Component: 200 - total flux cleaned = 0.000133489 Jy ! Total flux subtracted in 200 components = 0.000133489 Jy ! Clean residual min=-0.002202 max=0.002081 Jy/beam ! Clean residual mean=0.000005 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.486661 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.486661 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=0.059449Jy sigma=0.428006 ! Fit after self-cal, rms=0.059449Jy sigma=0.428004 ! 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=1.186 mas, bmaj=1.602 mas, bpa=-35.19 degrees ! Estimated noise=1.17262 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.186 x 1.602 at -35.19 degrees (North through East) ! Clean map min=-0.0020659 max=0.43701 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8813 mas, bmaj=1.344 mas, bpa=-37.6 degrees ! Estimated noise=1.82004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.330571 Jy ! Component: 100 - total flux cleaned = 0.413774 Jy ! Component: 150 - total flux cleaned = 0.4474 Jy ! Component: 200 - total flux cleaned = 0.462455 Jy ! Total flux subtracted in 200 components = 0.462455 Jy ! Clean residual min=-0.004560 max=0.007143 Jy/beam ! Clean residual mean=-0.000007 rms=0.001029 Jy/beam ! Combined flux in latest and established models = 0.462455 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.462455 Jy ! Inverting map and beam ! Estimated beam: bmin=1.186 mas, bmaj=1.602 mas, bpa=-35.19 degrees ! Estimated noise=1.17262 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 = 0.00960235 Jy ! Component: 100 - total flux cleaned = 0.0146102 Jy ! Component: 150 - total flux cleaned = 0.0176424 Jy ! Component: 200 - total flux cleaned = 0.0188399 Jy ! Total flux subtracted in 200 components = 0.0188399 Jy ! Clean residual min=-0.002030 max=0.001964 Jy/beam ! Clean residual mean=0.000001 rms=0.000522 Jy/beam ! Combined flux in latest and established models = 0.481295 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 36 components and 0.481295 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=2.553 mas, bmaj=2.727 mas, bpa=77.52 degrees ! Estimated noise=1.38977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00186513 Jy ! Component: 100 - total flux cleaned = 0.00252396 Jy ! Component: 150 - total flux cleaned = 0.0030774 Jy ! Component: 200 - total flux cleaned = 0.00351135 Jy ! Total flux subtracted in 200 components = 0.00351135 Jy ! Clean residual min=-0.002361 max=0.002067 Jy/beam ! Clean residual mean=0.000004 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.484806 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 = 0.000342316 Jy ! Component: 100 - total flux cleaned = 0.000504599 Jy ! Component: 150 - total flux cleaned = 0.000612051 Jy ! Component: 200 - total flux cleaned = 0.000708944 Jy ! Total flux subtracted in 200 components = 0.000708944 Jy ! Clean residual min=-0.002277 max=0.002057 Jy/beam ! Clean residual mean=0.000004 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.485515 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 56 components and 0.485515 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.186 mas, bmaj=1.602 mas, bpa=-35.19 degrees ! Estimated noise=1.17262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.90417e-06 Jy ! Component: 100 - total flux cleaned = 3.4202e-06 Jy ! Component: 150 - total flux cleaned = -2.47396e-05 Jy ! Component: 200 - total flux cleaned = -5.12428e-05 Jy ! Total flux subtracted in 200 components = -5.12428e-05 Jy ! Clean residual min=-0.001897 max=0.002011 Jy/beam ! Clean residual mean=0.000002 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.485464 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 65 components and 0.485464 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=0.059433Jy sigma=0.427806 ! Fit after self-cal, rms=0.059427Jy sigma=0.427785 wmodel J1746+6226_X_b_map.mod ! Writing 65 model components to file: J1746+6226_X_b_map.mod wobs J1746+6226_X_b_uvs.fits ! Writing UV FITS file: J1746+6226_X_b_uvs.fits wwins J1746+6226_X_b_map.win ! wwins: Wrote 2 windows to J1746+6226_X_b_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 = 0.000525824 Jy ! Component: 100 - total flux cleaned = 0.000732715 Jy ! Component: 150 - total flux cleaned = 0.000831239 Jy ! Component: 200 - total flux cleaned = 0.000957796 Jy ! Component: 250 - total flux cleaned = 0.00104995 Jy ! Component: 300 - total flux cleaned = 0.00116955 Jy ! Component: 350 - total flux cleaned = 0.00122775 Jy ! Component: 400 - total flux cleaned = 0.00131318 Jy ! Component: 450 - total flux cleaned = 0.00131346 Jy ! Component: 500 - total flux cleaned = 0.00134076 Jy ! Component: 550 - total flux cleaned = 0.00131403 Jy ! Component: 600 - total flux cleaned = 0.00147144 Jy ! Component: 650 - total flux cleaned = 0.00147083 Jy ! Component: 700 - total flux cleaned = 0.00154701 Jy ! Component: 750 - total flux cleaned = 0.00159722 Jy ! Component: 800 - total flux cleaned = 0.00169626 Jy ! Component: 850 - total flux cleaned = 0.00176904 Jy ! Component: 900 - total flux cleaned = 0.00184124 Jy ! Component: 950 - total flux cleaned = 0.00193561 Jy ! Component: 1000 - total flux cleaned = 0.0019124 Jy ! Component: 1050 - total flux cleaned = 0.00207377 Jy ! Component: 1100 - total flux cleaned = 0.00216459 Jy ! Component: 1150 - total flux cleaned = 0.00216429 Jy ! Component: 1200 - total flux cleaned = 0.00218703 Jy ! Component: 1250 - total flux cleaned = 0.00229731 Jy ! Component: 1300 - total flux cleaned = 0.00236253 Jy ! Component: 1350 - total flux cleaned = 0.00244873 Jy ! Component: 1400 - total flux cleaned = 0.00255487 Jy ! Component: 1450 - total flux cleaned = 0.00259713 Jy ! Component: 1500 - total flux cleaned = 0.00268073 Jy ! Component: 1550 - total flux cleaned = 0.00272214 Jy ! Component: 1600 - total flux cleaned = 0.00282448 Jy ! Component: 1650 - total flux cleaned = 0.00292578 Jy ! Component: 1700 - total flux cleaned = 0.00294583 Jy ! Component: 1750 - total flux cleaned = 0.0030055 Jy ! Component: 1800 - total flux cleaned = 0.00306459 Jy ! Component: 1850 - total flux cleaned = 0.00310365 Jy ! Component: 1900 - total flux cleaned = 0.00318086 Jy ! Component: 1950 - total flux cleaned = 0.00320013 Jy ! Component: 2000 - total flux cleaned = 0.00329515 Jy ! Component: 2050 - total flux cleaned = 0.00329503 Jy ! Component: 2100 - total flux cleaned = 0.00335116 Jy ! Component: 2150 - total flux cleaned = 0.00336973 Jy ! Component: 2200 - total flux cleaned = 0.00336981 Jy ! Component: 2250 - total flux cleaned = 0.00346091 Jy ! Component: 2300 - total flux cleaned = 0.0034428 Jy ! Component: 2350 - total flux cleaned = 0.00351443 Jy ! Component: 2400 - total flux cleaned = 0.00356776 Jy ! Component: 2450 - total flux cleaned = 0.00362048 Jy ! Component: 2500 - total flux cleaned = 0.00362086 Jy ! Component: 2550 - total flux cleaned = 0.00369024 Jy ! Component: 2600 - total flux cleaned = 0.00374217 Jy ! Component: 2650 - total flux cleaned = 0.00375919 Jy ! Component: 2700 - total flux cleaned = 0.00386088 Jy ! Component: 2750 - total flux cleaned = 0.00379353 Jy ! Component: 2800 - total flux cleaned = 0.0039109 Jy ! Component: 2850 - total flux cleaned = 0.00392749 Jy ! Component: 2900 - total flux cleaned = 0.00399371 Jy ! Component: 2950 - total flux cleaned = 0.00409192 Jy ! Component: 3000 - total flux cleaned = 0.00410808 Jy ! Component: 3050 - total flux cleaned = 0.00414031 Jy ! Component: 3100 - total flux cleaned = 0.00417254 Jy ! Component: 3150 - total flux cleaned = 0.00425223 Jy ! Component: 3200 - total flux cleaned = 0.00434694 Jy ! Component: 3250 - total flux cleaned = 0.00436253 Jy ! Component: 3300 - total flux cleaned = 0.00444049 Jy ! Component: 3350 - total flux cleaned = 0.00447174 Jy ! Component: 3400 - total flux cleaned = 0.00451791 Jy ! Component: 3450 - total flux cleaned = 0.00460979 Jy ! Component: 3500 - total flux cleaned = 0.00464036 Jy ! Component: 3550 - total flux cleaned = 0.00465545 Jy ! Component: 3600 - total flux cleaned = 0.0047758 Jy ! Component: 3650 - total flux cleaned = 0.00479071 Jy ! Component: 3700 - total flux cleaned = 0.00487991 Jy ! Component: 3750 - total flux cleaned = 0.00489457 Jy ! Component: 3800 - total flux cleaned = 0.00501208 Jy ! Component: 3850 - total flux cleaned = 0.00501196 Jy ! Component: 3900 - total flux cleaned = 0.00507006 Jy ! Component: 3950 - total flux cleaned = 0.00512794 Jy ! Component: 4000 - total flux cleaned = 0.00515676 Jy ! Component: 4050 - total flux cleaned = 0.00515679 Jy ! Total flux subtracted in 4096 components = 0.00524213 Jy ! Clean residual min=-0.000830 max=0.000888 Jy/beam ! Clean residual mean=-0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.490706 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 363 components and 0.490706 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1746+6226_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.186 x 1.602 at -35.19 degrees (North through East) ! Clean map min=-0.00186 max=0.43719 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1746+6226_X_b_map.fits wmodel /image_prod/ug002_uva//J1746+6226_X_b_map.mod ! Writing 363 model components to file: /image_prod/ug002_uva//J1746+6226_X_b_map.mod wobs /image_prod/ug002_uva//J1746+6226_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1746+6226_X_b_uvs.fits wwins /image_prod/ug002_uva//J1746+6226_X_b_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1746+6226_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.437195 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000243939 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.16739 0.16739 0.334779 0.669558 1.33912 2.67823 5.35647 10.7129 21.4259 42.8517 85.7035 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.437 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1792.23 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1746+6226_X_b_dfm.log closed on Thu Mar 5 03:26:08 2020