! Started logfile: /image_prod/ug002_uva//J0257+6556_X_dfm.log on Wed Mar 4 19:43:28 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//J0257+6556_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0257+6556_X_uva.fits ! AN table 1: 30 integrations on 36 of 36 possible baselines. ! AN table 2: 30 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.968056 visibilities/baseline/integration-bin. ! Found source: J0257+6556 ! ! 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 134 lines of history. ! ! Reading 25092 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 J0257+6556_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.014587Jy sigma=9.179326 ! Fit after self-cal, rms=0.867079Jy sigma=7.753382 ! 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=0.7653 mas, bmaj=0.9041 mas, bpa=-11.13 degrees ! Estimated noise=1.00809 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 = 0.0974733 Jy ! Component: 100 - total flux cleaned = 0.143599 Jy ! Total flux subtracted in 100 components = 0.143599 Jy ! Clean residual min=-0.008659 max=0.023877 Jy/beam ! Clean residual mean=-0.000007 rms=0.002109 Jy/beam ! Combined flux in latest and established models = 0.143599 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.143599 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=0.083091Jy sigma=0.731021 ! Fit after self-cal, rms=0.081747Jy sigma=0.720696 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0294397 Jy ! Component: 100 - total flux cleaned = 0.0465899 Jy ! Total flux subtracted in 100 components = 0.0465899 Jy ! Clean residual min=-0.007405 max=0.013170 Jy/beam ! Clean residual mean=-0.000004 rms=0.001459 Jy/beam ! Combined flux in latest and established models = 0.190189 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.190189 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=0.066013Jy sigma=0.560804 ! Fit after self-cal, rms=0.065358Jy sigma=0.556186 ! Inverting map ! Added new window around map position (0.4, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0158542 Jy ! Component: 100 - total flux cleaned = 0.0255521 Jy ! Total flux subtracted in 100 components = 0.0255521 Jy ! Clean residual min=-0.006975 max=0.009143 Jy/beam ! Clean residual mean=-0.000001 rms=0.001219 Jy/beam ! Combined flux in latest and established models = 0.215741 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 20 components and 0.215741 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=0.060604Jy sigma=0.510194 ! Fit after self-cal, rms=0.060049Jy sigma=0.505799 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00890695 Jy ! Component: 100 - total flux cleaned = 0.00990881 Jy ! Total flux subtracted in 100 components = 0.00990881 Jy ! Clean residual min=-0.006475 max=0.007336 Jy/beam ! Clean residual mean=-0.000001 rms=0.001129 Jy/beam ! Combined flux in latest and established models = 0.225649 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 24 components and 0.22565 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=0.058752Jy sigma=0.494915 ! Fit after self-cal, rms=0.058569Jy sigma=0.493715 ! Inverting map ! Added new window around map position (1.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366015 Jy ! Component: 100 - total flux cleaned = 0.00409101 Jy ! Total flux subtracted in 100 components = 0.00409101 Jy ! Clean residual min=-0.005952 max=0.006245 Jy/beam ! Clean residual mean=-0.000000 rms=0.001059 Jy/beam ! Combined flux in latest and established models = 0.229741 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.229741 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=0.057842Jy sigma=0.487357 ! Fit after self-cal, rms=0.057731Jy sigma=0.486500 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9662 mas, bmaj=1.152 mas, bpa=-8.322 degrees ! Estimated noise=0.502247 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 (-1.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581206 Jy ! Component: 100 - total flux cleaned = 0.0064593 Jy ! Component: 150 - total flux cleaned = 0.00633011 Jy ! Component: 200 - total flux cleaned = 0.00620734 Jy ! Total flux subtracted in 200 components = 0.00620734 Jy ! Clean residual min=-0.003974 max=0.004253 Jy/beam ! Clean residual mean=-0.000000 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.235948 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 41 components and 0.235948 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=0.056817Jy sigma=0.478481 ! Fit after self-cal, rms=0.056719Jy sigma=0.477926 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9662 x 1.152 at -8.322 degrees (North through East) ! Clean map min=-0.0033616 max=0.12304 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.93 KP 1.06 ! LA 1.05 MK 1.03 NL 1.12 OV 0.93 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.03 HN 1.22 KP 1.05 ! LA 1.04 MK 1.11 OV 0.92 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.91 KP 1.08 ! LA 1.04 MK 1.00 NL 1.12 OV 0.95 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.01 HN 1.13 KP 1.06 ! LA 1.03 MK 1.09 OV 0.93 PT 0.92 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.93 KP 1.09 ! LA 1.01 MK 1.05 NL 1.13 OV 0.93 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.02 HN 1.20 KP 1.08 ! LA 1.06 MK 1.05 OV 0.93 PT 0.90 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.94 KP 1.07 ! LA 1.01 MK 0.97 NL 1.11 OV 0.92 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 FD 1.02 HN 1.16 KP 1.04 ! LA 1.02 MK 1.04 OV 0.91 PT 0.91 ! SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.05 HN 0.96 KP 1.04 ! LA 1.01 MK 1.00 NL 1.10 OV 0.92 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.01 HN 1.24 KP 1.05 ! LA 1.01 MK 1.05 OV 0.93 PT 0.89 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.05 HN 0.95 KP 1.04 ! LA 0.99 MK 1.02 NL 1.11 OV 0.93 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 1.01 HN 1.08 KP 1.07 ! LA 1.01 MK 1.07 OV 0.93 PT 0.89 ! SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.05 HN 0.91 KP 1.05 ! LA 1.05 MK 1.03 NL 1.10 OV 0.91 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.04 HN 1.05 KP 1.02 ! LA 1.04 MK 1.06 OV 0.90 PT 0.92 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.07 HN 0.93 KP 1.05 ! LA 1.03 MK 0.99 NL 1.13 OV 0.91 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.04 HN 1.11 KP 1.03 ! LA 1.03 MK 1.07 OV 0.92 PT 0.92 ! SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.96 KP 1.03 ! LA 1.01 MK 0.97 NL 1.14 OV 0.95 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 1.00 HN 1.11 KP 1.03 ! LA 1.02 MK 1.00 OV 0.93 PT 0.89 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 HN 0.94 KP 1.03 ! LA 0.99 MK 1.01 NL 1.10 OV 0.94 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.04 HN 1.24 KP 1.02 ! LA 1.05 MK 1.06 OV 0.95 PT 0.91 ! SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.94 KP 1.05 ! LA 1.03 MK 1.04 NL 1.12 OV 0.89 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.06 HN 1.16 KP 1.04 ! LA 1.00 MK 1.01 OV 0.93 PT 0.92 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 0.95 KP 1.07 ! LA 1.02 MK 1.03 NL 1.09 OV 0.90 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 FD 1.04 HN 1.20 KP 1.01 ! LA 1.06 MK 1.19 OV 0.95 PT 0.87 ! SC 0.94 ! ! ! Fit before self-cal, rms=0.056719Jy sigma=0.477926 ! Fit after self-cal, rms=0.055647Jy sigma=0.460220 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9654 mas, bmaj=1.16 mas, bpa=-7.682 degrees ! Estimated noise=0.506165 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 = -0.00190675 Jy ! Component: 100 - total flux cleaned = -0.00244762 Jy ! Component: 150 - total flux cleaned = -0.00289992 Jy ! Component: 200 - total flux cleaned = -0.00314148 Jy ! Total flux subtracted in 200 components = -0.00314148 Jy ! Clean residual min=-0.002821 max=0.002811 Jy/beam ! Clean residual mean=0.000003 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.232806 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 50 components and 0.232806 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=0.055265Jy sigma=0.457002 ! Fit after self-cal, rms=0.055209Jy sigma=0.456381 ! 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=0.055209Jy sigma=0.456381 ! Fit after self-cal, rms=0.058632Jy sigma=0.450133 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9563 mas, bmaj=1.145 mas, bpa=-6.807 degrees ! Estimated noise=0.503301 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000991637 Jy ! Component: 100 - total flux cleaned = -0.00155514 Jy ! Component: 150 - total flux cleaned = -0.00189123 Jy ! Component: 200 - total flux cleaned = -0.00201293 Jy ! Total flux subtracted in 200 components = -0.00201293 Jy ! Clean residual min=-0.002153 max=0.002107 Jy/beam ! Clean residual mean=0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.230793 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.230793 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=0.058380Jy sigma=0.448373 ! Fit after self-cal, rms=0.058497Jy sigma=0.447896 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 = -0.000305591 Jy ! Component: 100 - total flux cleaned = -0.000360415 Jy ! Component: 150 - total flux cleaned = -0.000362453 Jy ! Component: 200 - total flux cleaned = -0.000411655 Jy ! Total flux subtracted in 200 components = -0.000411655 Jy ! Clean residual min=-0.001980 max=0.002080 Jy/beam ! Clean residual mean=0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.230382 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 62 components and 0.230382 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=0.058340Jy sigma=0.446921 ! Fit after self-cal, rms=0.058299Jy sigma=0.446719 ! 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=0.058299Jy sigma=0.446719 ! Fit after self-cal, rms=0.058378Jy sigma=0.446592 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9565 mas, bmaj=1.143 mas, bpa=-6.063 degrees ! Estimated noise=0.501888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000667951 Jy ! Component: 100 - total flux cleaned = -0.00110326 Jy ! Component: 150 - total flux cleaned = -0.00129387 Jy ! Component: 200 - total flux cleaned = -0.00129525 Jy ! Total flux subtracted in 200 components = -0.00129525 Jy ! Clean residual min=-0.001826 max=0.001814 Jy/beam ! Clean residual mean=0.000000 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.229086 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 66 components and 0.229086 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=0.058260Jy sigma=0.445763 ! Fit after self-cal, rms=0.058235Jy sigma=0.445602 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 = -4.68419e-05 Jy ! Component: 100 - total flux cleaned = -8.94995e-05 Jy ! Component: 150 - total flux cleaned = -4.62822e-05 Jy ! Component: 200 - total flux cleaned = -4.72127e-05 Jy ! Total flux subtracted in 200 components = -4.72127e-05 Jy ! Clean residual min=-0.001709 max=0.001725 Jy/beam ! Clean residual mean=0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.229039 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.229039 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=0.058142Jy sigma=0.444988 ! Fit after self-cal, rms=0.058115Jy sigma=0.444854 ! 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=0.058115Jy sigma=0.444854 ! Fit after self-cal, rms=0.057818Jy sigma=0.444802 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.347 mas, bmaj=2.44 mas, bpa=-35.1 degrees ! Estimated noise=0.663092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000440522 Jy ! Component: 100 - total flux cleaned = -0.000544584 Jy ! Component: 150 - total flux cleaned = -0.000659795 Jy ! Component: 200 - total flux cleaned = -0.000722984 Jy ! Total flux subtracted in 200 components = -0.000722984 Jy ! Clean residual min=-0.001473 max=0.001335 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.228316 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 78 components and 0.228316 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=0.057784Jy sigma=0.444676 ! Fit after self-cal, rms=0.057761Jy sigma=0.444611 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 = 1.98307e-06 Jy ! Component: 100 - total flux cleaned = -3.42218e-05 Jy ! Component: 150 - total flux cleaned = -3.4715e-05 Jy ! Component: 200 - total flux cleaned = -4.72987e-05 Jy ! Total flux subtracted in 200 components = -4.72987e-05 Jy ! Clean residual min=-0.001454 max=0.001325 Jy/beam ! Clean residual mean=0.000001 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.228269 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 81 components and 0.228269 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=0.057739Jy sigma=0.444578 ! Fit after self-cal, rms=0.057724Jy sigma=0.444512 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.9577 mas, bmaj=1.144 mas, bpa=-6.046 degrees ! Estimated noise=0.50135 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9577 x 1.144 at -6.046 degrees (North through East) ! Clean map min=-0.0015378 max=0.12117 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=0.7565 mas, bmaj=0.8986 mas, bpa=-7.912 degrees ! Estimated noise=1.00673 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102904 Jy ! Component: 100 - total flux cleaned = 0.151762 Jy ! Component: 150 - total flux cleaned = 0.177389 Jy ! Component: 200 - total flux cleaned = 0.1931 Jy ! Total flux subtracted in 200 components = 0.1931 Jy ! Clean residual min=-0.004731 max=0.008382 Jy/beam ! Clean residual mean=-0.000003 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.1931 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.1931 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9577 mas, bmaj=1.144 mas, bpa=-6.046 degrees ! Estimated noise=0.50135 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 = 0.0147737 Jy ! Component: 100 - total flux cleaned = 0.0230779 Jy ! Component: 150 - total flux cleaned = 0.0283627 Jy ! Component: 200 - total flux cleaned = 0.0318835 Jy ! Total flux subtracted in 200 components = 0.0318835 Jy ! Clean residual min=-0.002246 max=0.003032 Jy/beam ! Clean residual mean=-0.000001 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.224984 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 34 components and 0.224984 Jy ! Inverting map ! Added new window around map position (-1, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00250335 Jy ! Component: 100 - total flux cleaned = 0.00308381 Jy ! Component: 150 - total flux cleaned = 0.00337681 Jy ! Component: 200 - total flux cleaned = 0.00350767 Jy ! Total flux subtracted in 200 components = 0.00350767 Jy ! Clean residual min=-0.002137 max=0.001524 Jy/beam ! Clean residual mean=0.000000 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.228491 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 50 components and 0.228491 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=2.347 mas, bmaj=2.44 mas, bpa=-35.1 degrees ! Estimated noise=0.663092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000731498 Jy ! Component: 100 - total flux cleaned = 0.000611579 Jy ! Component: 150 - total flux cleaned = 0.000513169 Jy ! Component: 200 - total flux cleaned = 0.000447956 Jy ! Total flux subtracted in 200 components = 0.000447956 Jy ! Clean residual min=-0.001467 max=0.001301 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.228939 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 = -7.69162e-05 Jy ! Component: 100 - total flux cleaned = -0.000111362 Jy ! Component: 150 - total flux cleaned = -0.000173477 Jy ! Component: 200 - total flux cleaned = -0.000216064 Jy ! Total flux subtracted in 200 components = -0.000216064 Jy ! Clean residual min=-0.001435 max=0.001306 Jy/beam ! Clean residual mean=0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.228723 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.228723 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9577 mas, bmaj=1.144 mas, bpa=-6.046 degrees ! Estimated noise=0.50135 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000289882 Jy ! Component: 100 - total flux cleaned = -0.000187575 Jy ! Component: 150 - total flux cleaned = -0.000187342 Jy ! Component: 200 - total flux cleaned = -0.0001873 Jy ! Total flux subtracted in 200 components = -0.0001873 Jy ! Clean residual min=-0.001636 max=0.001332 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.228536 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 74 components and 0.228536 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=0.057458Jy sigma=0.443030 ! Fit after self-cal, rms=0.057341Jy sigma=0.442316 wmodel J0257+6556_X_map.mod ! Writing 74 model components to file: J0257+6556_X_map.mod wobs J0257+6556_X_uvs.fits ! Writing UV FITS file: J0257+6556_X_uvs.fits wwins J0257+6556_X_map.win ! wwins: Wrote 5 windows to J0257+6556_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000324384 Jy ! Component: 100 - total flux cleaned = -0.000518068 Jy ! Component: 150 - total flux cleaned = -0.000518042 Jy ! Component: 200 - total flux cleaned = -0.000562614 Jy ! Component: 250 - total flux cleaned = -0.000520547 Jy ! Component: 300 - total flux cleaned = -0.000499652 Jy ! Component: 350 - total flux cleaned = -0.000499282 Jy ! Component: 400 - total flux cleaned = -0.000499367 Jy ! Component: 450 - total flux cleaned = -0.000499552 Jy ! Component: 500 - total flux cleaned = -0.00051847 Jy ! Component: 550 - total flux cleaned = -0.000518382 Jy ! Component: 600 - total flux cleaned = -0.000536734 Jy ! Component: 650 - total flux cleaned = -0.000536844 Jy ! Component: 700 - total flux cleaned = -0.000572529 Jy ! Component: 750 - total flux cleaned = -0.000625067 Jy ! Component: 800 - total flux cleaned = -0.000641995 Jy ! Component: 850 - total flux cleaned = -0.00064181 Jy ! Component: 900 - total flux cleaned = -0.000608406 Jy ! Component: 950 - total flux cleaned = -0.00062497 Jy ! Component: 1000 - total flux cleaned = -0.000575889 Jy ! Component: 1050 - total flux cleaned = -0.000543611 Jy ! Component: 1100 - total flux cleaned = -0.000511602 Jy ! Component: 1150 - total flux cleaned = -0.000480069 Jy ! Component: 1200 - total flux cleaned = -0.000527024 Jy ! Component: 1250 - total flux cleaned = -0.000496011 Jy ! Component: 1300 - total flux cleaned = -0.000480729 Jy ! Component: 1350 - total flux cleaned = -0.000419826 Jy ! Component: 1400 - total flux cleaned = -0.000480173 Jy ! Component: 1450 - total flux cleaned = -0.000465287 Jy ! Component: 1500 - total flux cleaned = -0.000435921 Jy ! Component: 1550 - total flux cleaned = -0.00042126 Jy ! Component: 1600 - total flux cleaned = -0.000435761 Jy ! Component: 1650 - total flux cleaned = -0.000378337 Jy ! Component: 1700 - total flux cleaned = -0.000435598 Jy ! Component: 1750 - total flux cleaned = -0.00044975 Jy ! Component: 1800 - total flux cleaned = -0.000449661 Jy ! Component: 1850 - total flux cleaned = -0.000449592 Jy ! Component: 1900 - total flux cleaned = -0.000449669 Jy ! Component: 1950 - total flux cleaned = -0.000422443 Jy ! Component: 2000 - total flux cleaned = -0.000463068 Jy ! Component: 2050 - total flux cleaned = -0.000422863 Jy ! Component: 2100 - total flux cleaned = -0.000422962 Jy ! Component: 2150 - total flux cleaned = -0.000436352 Jy ! Component: 2200 - total flux cleaned = -0.000436418 Jy ! Component: 2250 - total flux cleaned = -0.0004494 Jy ! Component: 2300 - total flux cleaned = -0.00042345 Jy ! Component: 2350 - total flux cleaned = -0.000423407 Jy ! Component: 2400 - total flux cleaned = -0.000423275 Jy ! Component: 2450 - total flux cleaned = -0.0004613 Jy ! Component: 2500 - total flux cleaned = -0.000436131 Jy ! Component: 2550 - total flux cleaned = -0.000473422 Jy ! Component: 2600 - total flux cleaned = -0.000473408 Jy ! Component: 2650 - total flux cleaned = -0.000522682 Jy ! Component: 2700 - total flux cleaned = -0.000510402 Jy ! Component: 2750 - total flux cleaned = -0.000485979 Jy ! Component: 2800 - total flux cleaned = -0.000510173 Jy ! Component: 2850 - total flux cleaned = -0.000486079 Jy ! Component: 2900 - total flux cleaned = -0.000510045 Jy ! Component: 2950 - total flux cleaned = -0.000510064 Jy ! Component: 3000 - total flux cleaned = -0.000557394 Jy ! Component: 3050 - total flux cleaned = -0.000557452 Jy ! Component: 3100 - total flux cleaned = -0.000592501 Jy ! Component: 3150 - total flux cleaned = -0.000569385 Jy ! Component: 3200 - total flux cleaned = -0.000626941 Jy ! Component: 3250 - total flux cleaned = -0.000615481 Jy ! Component: 3300 - total flux cleaned = -0.000649591 Jy ! Component: 3350 - total flux cleaned = -0.000660989 Jy ! Component: 3400 - total flux cleaned = -0.000694798 Jy ! Component: 3450 - total flux cleaned = -0.000683649 Jy ! Component: 3500 - total flux cleaned = -0.000683581 Jy ! Component: 3550 - total flux cleaned = -0.000761078 Jy ! Component: 3600 - total flux cleaned = -0.000794218 Jy ! Component: 3650 - total flux cleaned = -0.000761346 Jy ! Component: 3700 - total flux cleaned = -0.000826881 Jy ! Component: 3750 - total flux cleaned = -0.000881016 Jy ! Component: 3800 - total flux cleaned = -0.000859376 Jy ! Component: 3850 - total flux cleaned = -0.000870103 Jy ! Component: 3900 - total flux cleaned = -0.000870118 Jy ! Component: 3950 - total flux cleaned = -0.000912762 Jy ! Component: 4000 - total flux cleaned = -0.000955094 Jy ! Component: 4050 - total flux cleaned = -0.000976134 Jy ! Total flux subtracted in 4096 components = -0.00093423 Jy ! Clean residual min=-0.000596 max=0.000584 Jy/beam ! Clean residual mean=0.000001 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.227602 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 396 components and 0.227602 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0257+6556_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9577 x 1.144 at -6.046 degrees (North through East) ! Clean map min=-0.0010464 max=0.12058 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0257+6556_X_map.fits wmodel /image_prod/ug002_uva//J0257+6556_X_map.mod ! Writing 396 model components to file: /image_prod/ug002_uva//J0257+6556_X_map.mod wobs /image_prod/ug002_uva//J0257+6556_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0257+6556_X_uvs.fits wwins /image_prod/ug002_uva//J0257+6556_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0257+6556_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.120577 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000174798 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.434903 0.434903 0.869807 1.73961 3.47923 6.95846 13.9169 27.8338 55.6676 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.12 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 689.808 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0257+6556_X_dfm.log closed on Wed Mar 4 19:43:33 2020