! Started logfile: /image_prod/ug002_uva//J1752+1734_X_dfm.log on Thu Mar 5 03:30:20 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//J1752+1734_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1752+1734_X_uva.fits ! AN table 1: 59 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.671375 visibilities/baseline/integration-bin. ! Found source: J1752+1734 ! ! 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 17112 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 J1752+1734_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 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.066827Jy sigma=8.742845 ! Fit after self-cal, rms=0.686633Jy sigma=5.767329 ! 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=0.6639 mas, bmaj=1.577 mas, bpa=-12.24 degrees ! Estimated noise=1.17137 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 = 0.253554 Jy ! Component: 100 - total flux cleaned = 0.367315 Jy ! Total flux subtracted in 100 components = 0.367315 Jy ! Clean residual min=-0.023622 max=0.052823 Jy/beam ! Clean residual mean=0.000008 rms=0.005941 Jy/beam ! Combined flux in latest and established models = 0.367315 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.367315 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=0.126623Jy sigma=1.025511 ! Fit after self-cal, rms=0.123286Jy sigma=0.993990 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0640344 Jy ! Component: 100 - total flux cleaned = 0.0961272 Jy ! Total flux subtracted in 100 components = 0.0961272 Jy ! Clean residual min=-0.015278 max=0.020011 Jy/beam ! Clean residual mean=0.000010 rms=0.003314 Jy/beam ! Combined flux in latest and established models = 0.463442 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 13 components and 0.463442 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=0.086337Jy sigma=0.677260 ! Fit after self-cal, rms=0.085548Jy sigma=0.669316 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0193283 Jy ! Component: 100 - total flux cleaned = 0.023319 Jy ! Total flux subtracted in 100 components = 0.023319 Jy ! Clean residual min=-0.015143 max=0.017417 Jy/beam ! Clean residual mean=0.000010 rms=0.002847 Jy/beam ! Combined flux in latest and established models = 0.486761 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 15 components and 0.486761 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=0.081727Jy sigma=0.631711 ! Fit after self-cal, rms=0.081651Jy sigma=0.630570 ! Inverting map ! Added new window around map position (3.6, 28.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0171538 Jy ! Component: 100 - total flux cleaned = 0.0245941 Jy ! Total flux subtracted in 100 components = 0.0245941 Jy ! Clean residual min=-0.012416 max=0.016188 Jy/beam ! Clean residual mean=0.000008 rms=0.002533 Jy/beam ! Combined flux in latest and established models = 0.511355 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 24 components and 0.511355 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=0.078550Jy sigma=0.604586 ! Fit after self-cal, rms=0.078152Jy sigma=0.600922 ! 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=0.8115 mas, bmaj=1.741 mas, bpa=-10.07 degrees ! Estimated noise=0.670545 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 = 0.00697256 Jy ! Component: 100 - total flux cleaned = 0.00916395 Jy ! Component: 150 - total flux cleaned = 0.0104389 Jy ! Component: 200 - total flux cleaned = 0.0117568 Jy ! Total flux subtracted in 200 components = 0.0117568 Jy ! Clean residual min=-0.013789 max=0.014979 Jy/beam ! Clean residual mean=0.000009 rms=0.003074 Jy/beam ! Combined flux in latest and established models = 0.523112 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 31 components and 0.523112 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=0.076917Jy sigma=0.590349 ! Fit after self-cal, rms=0.076895Jy sigma=0.590011 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8115 x 1.741 at -10.07 degrees (North through East) ! Clean map min=-0.013308 max=0.30285 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.03 KP 1.07 ! LA 0.93 MK 0.96 NL 1.16 OV 0.88 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.03 KP 1.09 ! LA 0.94 MK 0.96 NL 1.15 OV 0.89 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.04 KP 1.10 ! LA 0.93 MK 0.98 NL 1.15 OV 0.91 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.03 KP 1.10 ! LA 0.94 MK 0.96 NL 1.15 OV 0.91 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.04 KP 1.11 ! LA 0.93 MK 0.95 NL 1.14 OV 0.90 ! SC 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.05 KP 1.10 ! LA 0.92 MK 0.95 NL 1.14 OV 0.90 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.05 KP 1.09 ! LA 0.93 MK 0.99 NL 1.12 OV 0.91 ! SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.05 KP 1.09 ! LA 0.93 MK 0.97 NL 1.15 OV 0.91 ! SC 1.03 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 1.03 KP 1.10 ! LA 0.94 MK 0.93 NL 1.16 OV 0.91 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.04 KP 1.11 ! LA 0.93 MK 0.96 NL 1.15 OV 0.92 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 1.06 KP 1.07 ! LA 0.95 MK 0.92 NL 1.14 OV 0.92 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.07 KP 1.11 ! LA 0.93 MK 0.94 NL 1.17 OV 0.91 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.076895Jy sigma=0.590011 ! Fit after self-cal, rms=0.067825Jy sigma=0.503013 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8063 mas, bmaj=1.753 mas, bpa=-10.15 degrees ! Estimated noise=0.669712 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 = -0.00790418 Jy ! Component: 100 - total flux cleaned = -0.0123485 Jy ! Component: 150 - total flux cleaned = -0.0154574 Jy ! Component: 200 - total flux cleaned = -0.0170759 Jy ! Total flux subtracted in 200 components = -0.0170759 Jy ! Clean residual min=-0.007826 max=0.007061 Jy/beam ! Clean residual mean=0.000002 rms=0.001588 Jy/beam ! Combined flux in latest and established models = 0.506036 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 49 components and 0.506036 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=0.066763Jy sigma=0.494682 ! Fit after self-cal, rms=0.066700Jy sigma=0.493552 ! 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=0.066700Jy sigma=0.493552 ! Fit after self-cal, rms=0.062278Jy sigma=0.458020 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8064 mas, bmaj=1.744 mas, bpa=-9.893 degrees ! Estimated noise=0.669311 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00544433 Jy ! Component: 100 - total flux cleaned = -0.00628477 Jy ! Component: 150 - total flux cleaned = -0.00621089 Jy ! Component: 200 - total flux cleaned = -0.0063393 Jy ! Total flux subtracted in 200 components = -0.0063393 Jy ! Clean residual min=-0.004311 max=0.004236 Jy/beam ! Clean residual mean=0.000001 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.499697 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 61 components and 0.499697 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=0.061680Jy sigma=0.454413 ! Fit after self-cal, rms=0.061606Jy sigma=0.453654 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 (-1.6, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00415175 Jy ! Component: 100 - total flux cleaned = 0.00427823 Jy ! Component: 150 - total flux cleaned = 0.00454237 Jy ! Component: 200 - total flux cleaned = 0.00469867 Jy ! Total flux subtracted in 200 components = 0.00469867 Jy ! Clean residual min=-0.003456 max=0.003126 Jy/beam ! Clean residual mean=0.000001 rms=0.000699 Jy/beam ! Combined flux in latest and established models = 0.504396 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 72 components and 0.504396 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=0.061185Jy sigma=0.450406 ! Fit after self-cal, rms=0.061118Jy sigma=0.450100 ! 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=0.061118Jy sigma=0.450100 ! Fit after self-cal, rms=0.061028Jy sigma=0.448931 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8059 mas, bmaj=1.74 mas, bpa=-9.816 degrees ! Estimated noise=0.668624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000891245 Jy ! Component: 100 - total flux cleaned = -0.000378607 Jy ! Component: 150 - total flux cleaned = -1.42447e-05 Jy ! Component: 200 - total flux cleaned = 0.000180551 Jy ! Total flux subtracted in 200 components = 0.000180551 Jy ! Clean residual min=-0.003320 max=0.002924 Jy/beam ! Clean residual mean=0.000000 rms=0.000593 Jy/beam ! Combined flux in latest and established models = 0.504576 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 76 components and 0.504576 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=0.060786Jy sigma=0.447218 ! Fit after self-cal, rms=0.060763Jy sigma=0.447103 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 = 0.000161597 Jy ! Component: 100 - total flux cleaned = 0.000523202 Jy ! Component: 150 - total flux cleaned = 0.000634153 Jy ! Component: 200 - total flux cleaned = 0.000787957 Jy ! Total flux subtracted in 200 components = 0.000787957 Jy ! Clean residual min=-0.003173 max=0.002848 Jy/beam ! Clean residual mean=0.000000 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.505364 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.505364 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=0.060654Jy sigma=0.446329 ! Fit after self-cal, rms=0.060644Jy sigma=0.446284 ! 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=0.060644Jy sigma=0.446284 ! Fit after self-cal, rms=0.060604Jy sigma=0.445974 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.957 mas, bmaj=2.587 mas, bpa=2.311 degrees ! Estimated noise=0.90363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000401431 Jy ! Component: 100 - total flux cleaned = 0.000510241 Jy ! Component: 150 - total flux cleaned = 0.000597445 Jy ! Component: 200 - total flux cleaned = 0.000675388 Jy ! Total flux subtracted in 200 components = 0.000675388 Jy ! Clean residual min=-0.002310 max=0.002390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.50604 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 92 components and 0.506039 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=0.060548Jy sigma=0.445646 ! Fit after self-cal, rms=0.060545Jy sigma=0.445587 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 = 0.00013296 Jy ! Component: 100 - total flux cleaned = 0.000166829 Jy ! Component: 150 - total flux cleaned = 0.000229658 Jy ! Component: 200 - total flux cleaned = 0.000257945 Jy ! Total flux subtracted in 200 components = 0.000257945 Jy ! Clean residual min=-0.002209 max=0.002393 Jy/beam ! Clean residual mean=-0.000000 rms=0.000586 Jy/beam ! Combined flux in latest and established models = 0.506297 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 95 components and 0.506297 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=0.060522Jy sigma=0.445509 ! Fit after self-cal, rms=0.060519Jy sigma=0.445481 ! 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=0.8062 mas, bmaj=1.738 mas, bpa=-9.748 degrees ! Estimated noise=0.668287 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8062 x 1.738 at -9.748 degrees (North through East) ! Clean map min=-0.0025299 max=0.30326 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=0.6626 mas, bmaj=1.568 mas, bpa=-11.83 degrees ! Estimated noise=1.16069 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.255615 Jy ! Component: 100 - total flux cleaned = 0.373714 Jy ! Component: 150 - total flux cleaned = 0.430547 Jy ! Component: 200 - total flux cleaned = 0.458999 Jy ! Total flux subtracted in 200 components = 0.458999 Jy ! Clean residual min=-0.009458 max=0.013824 Jy/beam ! Clean residual mean=0.000002 rms=0.001718 Jy/beam ! Combined flux in latest and established models = 0.458999 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.458999 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8062 mas, bmaj=1.738 mas, bpa=-9.748 degrees ! Estimated noise=0.668287 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 = 0.0174804 Jy ! Component: 100 - total flux cleaned = 0.0276518 Jy ! Component: 150 - total flux cleaned = 0.0324755 Jy ! Component: 200 - total flux cleaned = 0.0355279 Jy ! Total flux subtracted in 200 components = 0.0355279 Jy ! Clean residual min=-0.004368 max=0.006929 Jy/beam ! Clean residual mean=0.000001 rms=0.000829 Jy/beam ! Combined flux in latest and established models = 0.494527 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 28 components and 0.494527 Jy ! Inverting map ! Added new window around map position (-0.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259553 Jy ! Component: 100 - total flux cleaned = 0.00346009 Jy ! Component: 150 - total flux cleaned = 0.00435822 Jy ! Component: 200 - total flux cleaned = 0.00526922 Jy ! Total flux subtracted in 200 components = 0.00526922 Jy ! Clean residual min=-0.002988 max=0.003543 Jy/beam ! Clean residual mean=0.000001 rms=0.000620 Jy/beam ! Combined flux in latest and established models = 0.499796 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 46 components and 0.499797 Jy ! Inverting map ! Added new window around map position (1.8, 28). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00163026 Jy ! Component: 100 - total flux cleaned = 0.00205869 Jy ! Component: 150 - total flux cleaned = 0.00255007 Jy ! Component: 200 - total flux cleaned = 0.00282398 Jy ! Total flux subtracted in 200 components = 0.00282398 Jy ! Clean residual min=-0.002662 max=0.002734 Jy/beam ! Clean residual mean=0.000000 rms=0.000541 Jy/beam ! Combined flux in latest and established models = 0.50262 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 61 components and 0.50262 Jy ! Inverting map ! Added new window around map position (-4.8, -22.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.65131e-05 Jy ! Component: 100 - total flux cleaned = 0.000485129 Jy ! Component: 150 - total flux cleaned = 0.000720938 Jy ! Component: 200 - total flux cleaned = 0.00086435 Jy ! Total flux subtracted in 200 components = 0.00086435 Jy ! Clean residual min=-0.002279 max=0.002426 Jy/beam ! Clean residual mean=0.000000 rms=0.000486 Jy/beam ! Combined flux in latest and established models = 0.503485 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 81 components and 0.503485 Jy ! Inverting map ! Added new window around map position (-15.2, 23.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158567 Jy ! Component: 100 - total flux cleaned = 0.00199745 Jy ! Component: 150 - total flux cleaned = 0.00193541 Jy ! Component: 200 - total flux cleaned = 0.00218008 Jy ! Total flux subtracted in 200 components = 0.00218008 Jy ! Clean residual min=-0.002071 max=0.002036 Jy/beam ! Clean residual mean=-0.000000 rms=0.000439 Jy/beam ! Combined flux in latest and established models = 0.505665 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 98 components and 0.505665 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=1.957 mas, bmaj=2.587 mas, bpa=2.311 degrees ! Estimated noise=0.90363 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000894446 Jy ! Component: 100 - total flux cleaned = 0.00112519 Jy ! Component: 150 - total flux cleaned = 0.00118231 Jy ! Component: 200 - total flux cleaned = 0.00136898 Jy ! Total flux subtracted in 200 components = 0.00136898 Jy ! Clean residual min=-0.002014 max=0.001854 Jy/beam ! Clean residual mean=-0.000001 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.507034 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 = 0.000199064 Jy ! Component: 100 - total flux cleaned = 0.000313971 Jy ! Component: 150 - total flux cleaned = 0.000356367 Jy ! Component: 200 - total flux cleaned = 0.000398889 Jy ! Total flux subtracted in 200 components = 0.000398889 Jy ! Clean residual min=-0.001981 max=0.001817 Jy/beam ! Clean residual mean=-0.000001 rms=0.000478 Jy/beam ! Combined flux in latest and established models = 0.507433 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 126 components and 0.507433 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8062 mas, bmaj=1.738 mas, bpa=-9.748 degrees ! Estimated noise=0.668287 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000254199 Jy ! Component: 100 - total flux cleaned = -0.000253173 Jy ! Component: 150 - total flux cleaned = -0.000252198 Jy ! Component: 200 - total flux cleaned = -0.000299478 Jy ! Total flux subtracted in 200 components = -0.000299478 Jy ! Clean residual min=-0.001771 max=0.001874 Jy/beam ! Clean residual mean=-0.000000 rms=0.000397 Jy/beam ! Combined flux in latest and established models = 0.507133 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 143 components and 0.507133 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=0.060045Jy sigma=0.442082 ! Fit after self-cal, rms=0.060002Jy sigma=0.441621 wmodel J1752+1734_X_map.mod ! Writing 143 model components to file: J1752+1734_X_map.mod wobs J1752+1734_X_uvs.fits ! Writing UV FITS file: J1752+1734_X_uvs.fits wwins J1752+1734_X_map.win ! wwins: Wrote 7 windows to J1752+1734_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 = 4.11712e-06 Jy ! Component: 100 - total flux cleaned = -8.55912e-05 Jy ! Component: 150 - total flux cleaned = -2.88796e-05 Jy ! Component: 200 - total flux cleaned = 0.000188127 Jy ! Component: 250 - total flux cleaned = 0.000370632 Jy ! Component: 300 - total flux cleaned = 0.000522572 Jy ! Component: 350 - total flux cleaned = 0.00086564 Jy ! Component: 400 - total flux cleaned = 0.000984401 Jy ! Component: 450 - total flux cleaned = 0.00112376 Jy ! Component: 500 - total flux cleaned = 0.00130522 Jy ! Component: 550 - total flux cleaned = 0.00128301 Jy ! Component: 600 - total flux cleaned = 0.00143546 Jy ! Component: 650 - total flux cleaned = 0.00149993 Jy ! Component: 700 - total flux cleaned = 0.00162503 Jy ! Component: 750 - total flux cleaned = 0.00172746 Jy ! Component: 800 - total flux cleaned = 0.00178811 Jy ! Component: 850 - total flux cleaned = 0.00186691 Jy ! Component: 900 - total flux cleaned = 0.00196379 Jy ! Component: 950 - total flux cleaned = 0.00200201 Jy ! Component: 1000 - total flux cleaned = 0.00217028 Jy ! Component: 1050 - total flux cleaned = 0.00220681 Jy ! Component: 1100 - total flux cleaned = 0.00229749 Jy ! Component: 1150 - total flux cleaned = 0.00238618 Jy ! Component: 1200 - total flux cleaned = 0.00243859 Jy ! Component: 1250 - total flux cleaned = 0.00243837 Jy ! Component: 1300 - total flux cleaned = 0.00247254 Jy ! Component: 1350 - total flux cleaned = 0.0025231 Jy ! Component: 1400 - total flux cleaned = 0.00253978 Jy ! Component: 1450 - total flux cleaned = 0.00257285 Jy ! Component: 1500 - total flux cleaned = 0.0025725 Jy ! Component: 1550 - total flux cleaned = 0.00255662 Jy ! Component: 1600 - total flux cleaned = 0.00254125 Jy ! Component: 1650 - total flux cleaned = 0.00254129 Jy ! Component: 1700 - total flux cleaned = 0.00258728 Jy ! Component: 1750 - total flux cleaned = 0.00255707 Jy ! Component: 1800 - total flux cleaned = 0.00263212 Jy ! Component: 1850 - total flux cleaned = 0.00261709 Jy ! Component: 1900 - total flux cleaned = 0.00260235 Jy ! Component: 1950 - total flux cleaned = 0.00260219 Jy ! Component: 2000 - total flux cleaned = 0.00261652 Jy ! Component: 2050 - total flux cleaned = 0.00264502 Jy ! Component: 2100 - total flux cleaned = 0.002673 Jy ! Component: 2150 - total flux cleaned = 0.00270082 Jy ! Component: 2200 - total flux cleaned = 0.0027008 Jy ! Component: 2250 - total flux cleaned = 0.00272779 Jy ! Component: 2300 - total flux cleaned = 0.00272775 Jy ! Component: 2350 - total flux cleaned = 0.00274112 Jy ! Component: 2400 - total flux cleaned = 0.00276769 Jy ! Component: 2450 - total flux cleaned = 0.00282023 Jy ! Component: 2500 - total flux cleaned = 0.00283341 Jy ! Component: 2550 - total flux cleaned = 0.00288511 Jy ! Component: 2600 - total flux cleaned = 0.00297467 Jy ! Component: 2650 - total flux cleaned = 0.00293669 Jy ! Component: 2700 - total flux cleaned = 0.00302461 Jy ! Component: 2750 - total flux cleaned = 0.00304952 Jy ! Component: 2800 - total flux cleaned = 0.00306204 Jy ! Component: 2850 - total flux cleaned = 0.00313531 Jy ! Component: 2900 - total flux cleaned = 0.00311108 Jy ! Component: 2950 - total flux cleaned = 0.00313529 Jy ! Component: 3000 - total flux cleaned = 0.00318302 Jy ! Component: 3050 - total flux cleaned = 0.00320682 Jy ! Component: 3100 - total flux cleaned = 0.00321848 Jy ! Component: 3150 - total flux cleaned = 0.00325345 Jy ! Component: 3200 - total flux cleaned = 0.00320714 Jy ! Component: 3250 - total flux cleaned = 0.00320725 Jy ! Component: 3300 - total flux cleaned = 0.0032758 Jy ! Component: 3350 - total flux cleaned = 0.00325311 Jy ! Component: 3400 - total flux cleaned = 0.00327573 Jy ! Component: 3450 - total flux cleaned = 0.0032758 Jy ! Component: 3500 - total flux cleaned = 0.00332005 Jy ! Component: 3550 - total flux cleaned = 0.00329803 Jy ! Component: 3600 - total flux cleaned = 0.00333097 Jy ! Component: 3650 - total flux cleaned = 0.00338541 Jy ! Component: 3700 - total flux cleaned = 0.00342858 Jy ! Component: 3750 - total flux cleaned = 0.00344989 Jy ! Component: 3800 - total flux cleaned = 0.00351347 Jy ! Component: 3850 - total flux cleaned = 0.00351349 Jy ! Component: 3900 - total flux cleaned = 0.00356582 Jy ! Component: 3950 - total flux cleaned = 0.00361784 Jy ! Component: 4000 - total flux cleaned = 0.00360751 Jy ! Component: 4050 - total flux cleaned = 0.00362802 Jy ! Total flux subtracted in 4096 components = 0.00361786 Jy ! Clean residual min=-0.000567 max=0.000604 Jy/beam ! Clean residual mean=-0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.510751 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 443 components and 0.51075 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1752+1734_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8062 x 1.738 at -9.748 degrees (North through East) ! Clean map min=-0.0018288 max=0.30113 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1752+1734_X_map.fits wmodel /image_prod/ug002_uva//J1752+1734_X_map.mod ! Writing 443 model components to file: /image_prod/ug002_uva//J1752+1734_X_map.mod wobs /image_prod/ug002_uva//J1752+1734_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1752+1734_X_uvs.fits wwins /image_prod/ug002_uva//J1752+1734_X_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1752+1734_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.301133 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169254 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.168617 0.168617 0.337234 0.674469 1.34894 2.69787 5.39575 10.7915 21.583 43.166 86.332 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.301 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1779.18 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1752+1734_X_dfm.log closed on Thu Mar 5 03:30:25 2020