! Started logfile: /vlbi/uf001/uva//J1755+6236_X_a_dfm.log on Mon Jan 14 04:25:57 2019 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 /vlbi/uf001/uva//J1755+6236_X_a_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1755+6236_X_a_uva.fits ! AN table 1: 110 integrations on 21 of 21 possible baselines. ! AN table 2: 37 integrations on 3 of 3 possible baselines. ! Apparent sampling: 0.465097 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1755+6236 ! ! 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 13512 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 J1755+6236_X_a] 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 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 410 telescope corrections were flagged in sub-array 1. ! A total of 111 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.002459Jy sigma=24.389022 ! Fit after self-cal, rms=0.974764Jy sigma=23.456673 ! 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=0.7531 mas, bmaj=2.516 mas, bpa=54.49 degrees ! Estimated noise=0.839973 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 = 0.0202029 Jy ! Component: 100 - total flux cleaned = 0.0253847 Jy ! Total flux subtracted in 100 components = 0.0253847 Jy ! Clean residual min=-0.002959 max=0.003502 Jy/beam ! Clean residual mean=0.000001 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.0253847 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.0253847 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=0.040519Jy sigma=0.924803 ! Fit after self-cal, rms=0.038919Jy sigma=0.886687 ! 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=1.047 mas, bmaj=2.541 mas, bpa=51.1 degrees ! Estimated noise=0.312062 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 = 0.00427272 Jy ! Component: 100 - total flux cleaned = 0.00646297 Jy ! Component: 150 - total flux cleaned = 0.00778263 Jy ! Component: 200 - total flux cleaned = 0.00864132 Jy ! Total flux subtracted in 200 components = 0.00864132 Jy ! Clean residual min=-0.001832 max=0.002161 Jy/beam ! Clean residual mean=-0.000000 rms=0.000525 Jy/beam ! Combined flux in latest and established models = 0.0340261 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0340261 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=0.038436Jy sigma=0.875356 ! Fit after self-cal, rms=0.038367Jy sigma=0.874461 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.047 x 2.541 at 51.1 degrees (North through East) ! Clean map min=-0.0018701 max=0.028168 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! HN 1.05 KP 0.90 LA 0.98 NL 1.20 ! OV 1.10 PT 1.00* SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! HN 1.02 KP 0.99 LA 0.90 NL 1.20 ! OV 1.06 PT 1.00* SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! HN 1.05 KP 0.90 LA 1.00 NL 1.08 ! OV 1.14 PT 1.00* SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! HN 1.00 KP 1.03 LA 0.85 NL 1.23 ! OV 1.12 PT 1.00* SC 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! HN 0.96 KP 1.05 LA 0.96 NL 1.26 ! OV 0.99 PT 1.00* SC 1.11 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! HN 1.07 KP 1.11 LA 0.88 NL 1.23 ! OV 0.91 PT 1.00* SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! HN 0.89 KP 1.02 LA 0.87 NL 1.18 ! OV 1.03 PT 1.00* SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! HN 0.99 KP 1.05 LA 0.93 NL 1.05 ! OV 0.88 PT 1.00* SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! HN 0.90 KP 0.99 LA 0.83 NL 1.23 ! OV 1.02 PT 1.00* SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! HN 0.84 KP 0.94 LA 0.90 NL 1.13 ! OV 0.98 PT 1.00* SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! HN 0.89 KP 0.91 LA 0.90 NL 1.16 ! OV 0.99 PT 1.00* SC 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! HN 0.91 KP 0.86 LA 0.94 NL 1.00 ! OV 1.04 PT 1.00* SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! FD 0.00* LA 0.00* PT 0.00* ! ! ! Fit before self-cal, rms=0.038367Jy sigma=0.874461 ! Fit after self-cal, rms=0.037638Jy sigma=0.869593 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.031 mas, bmaj=2.601 mas, bpa=51.29 degrees ! Estimated noise=0.310917 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 = -0.000196742 Jy ! Component: 100 - total flux cleaned = -0.00030623 Jy ! Component: 150 - total flux cleaned = -0.000408776 Jy ! Component: 200 - total flux cleaned = -0.000422919 Jy ! Total flux subtracted in 200 components = -0.000422919 Jy ! Clean residual min=-0.001518 max=0.001540 Jy/beam ! Clean residual mean=-0.000000 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.0336031 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 19 components and 0.0336031 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=0.037615Jy sigma=0.869111 ! Fit after self-cal, rms=0.037731Jy sigma=0.867474 ! 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=0.037731Jy sigma=0.867474 ! Fit after self-cal, rms=0.038903Jy sigma=0.863968 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.035 mas, bmaj=2.602 mas, bpa=51.31 degrees ! Estimated noise=0.311577 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000209557 Jy ! Component: 100 - total flux cleaned = 0.000214894 Jy ! Component: 150 - total flux cleaned = 0.000214455 Jy ! Component: 200 - total flux cleaned = 0.000222831 Jy ! Total flux subtracted in 200 components = 0.000222831 Jy ! Clean residual min=-0.000862 max=0.000813 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.033826 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.033826 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=0.038894Jy sigma=0.863851 ! Fit after self-cal, rms=0.039018Jy sigma=0.862976 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 = 7.54743e-06 Jy ! Component: 100 - total flux cleaned = -2.51657e-05 Jy ! Component: 150 - total flux cleaned = -2.4991e-05 Jy ! Component: 200 - total flux cleaned = -2.48233e-05 Jy ! Total flux subtracted in 200 components = -2.48233e-05 Jy ! Clean residual min=-0.000895 max=0.000902 Jy/beam ! Clean residual mean=0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0338011 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.0338011 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=0.039010Jy sigma=0.862881 ! Fit after self-cal, rms=0.039010Jy sigma=0.862598 ! 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=0.039010Jy sigma=0.862598 ! Fit after self-cal, rms=0.039784Jy sigma=0.862362 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.032 mas, bmaj=2.608 mas, bpa=51.34 degrees ! Estimated noise=0.313643 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000416127 Jy ! Component: 100 - total flux cleaned = 0.000535845 Jy ! Component: 150 - total flux cleaned = 0.000579919 Jy ! Component: 200 - total flux cleaned = 0.000619294 Jy ! Total flux subtracted in 200 components = 0.000619294 Jy ! Clean residual min=-0.000870 max=0.000757 Jy/beam ! Clean residual mean=0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0344204 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 40 components and 0.0344204 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=0.039777Jy sigma=0.862247 ! Fit after self-cal, rms=0.039841Jy sigma=0.861935 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.05063e-05 Jy ! Component: 100 - total flux cleaned = 8.92179e-05 Jy ! Component: 150 - total flux cleaned = 8.04833e-05 Jy ! Component: 200 - total flux cleaned = 8.07181e-05 Jy ! Total flux subtracted in 200 components = 8.07181e-05 Jy ! Clean residual min=-0.000868 max=0.000812 Jy/beam ! Clean residual mean=0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0345011 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 43 components and 0.0345011 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=0.039835Jy sigma=0.861848 ! Fit after self-cal, rms=0.039836Jy sigma=0.861818 ! 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=0.039836Jy sigma=0.861818 ! Fit after self-cal, rms=0.040194Jy sigma=0.861767 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.06 mas, bmaj=3.225 mas, bpa=30.1 degrees ! Estimated noise=0.375874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000371412 Jy ! Component: 100 - total flux cleaned = 0.000527106 Jy ! Component: 150 - total flux cleaned = 0.00055776 Jy ! Component: 200 - total flux cleaned = 0.000576364 Jy ! Total flux subtracted in 200 components = 0.000576364 Jy ! Clean residual min=-0.000715 max=0.000777 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0350775 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 0.0350775 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=0.040193Jy sigma=0.861768 ! Fit after self-cal, rms=0.040221Jy sigma=0.861538 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.4722e-05 Jy ! Component: 100 - total flux cleaned = 7.79284e-05 Jy ! Component: 150 - total flux cleaned = 7.45569e-05 Jy ! Component: 200 - total flux cleaned = 7.44049e-05 Jy ! Total flux subtracted in 200 components = 7.44049e-05 Jy ! Clean residual min=-0.000695 max=0.000759 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0351519 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 57 components and 0.0351519 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=0.040222Jy sigma=0.861572 ! Fit after self-cal, rms=0.040214Jy sigma=0.861434 ! 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=1.029 mas, bmaj=2.611 mas, bpa=51.35 degrees ! Estimated noise=0.314931 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 2.611 at 51.35 degrees (North through East) ! Clean map min=-0.00085558 max=0.027714 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=0.7388 mas, bmaj=2.581 mas, bpa=54.52 degrees ! Estimated noise=0.831745 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.02139 Jy ! Component: 100 - total flux cleaned = 0.0266811 Jy ! Component: 150 - total flux cleaned = 0.0287879 Jy ! Component: 200 - total flux cleaned = 0.0298034 Jy ! Total flux subtracted in 200 components = 0.0298034 Jy ! Clean residual min=-0.002659 max=0.002771 Jy/beam ! Clean residual mean=0.000001 rms=0.000702 Jy/beam ! Combined flux in latest and established models = 0.0298034 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0298034 Jy ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=2.611 mas, bpa=51.35 degrees ! Estimated noise=0.314931 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 = 0.00223116 Jy ! Component: 100 - total flux cleaned = 0.00334953 Jy ! Component: 150 - total flux cleaned = 0.00382457 Jy ! Component: 200 - total flux cleaned = 0.00419525 Jy ! Total flux subtracted in 200 components = 0.00419525 Jy ! Clean residual min=-0.000980 max=0.000842 Jy/beam ! Clean residual mean=0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0339987 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.0339987 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=2.06 mas, bmaj=3.225 mas, bpa=30.1 degrees ! Estimated noise=0.375874 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000582658 Jy ! Component: 100 - total flux cleaned = 0.00086381 Jy ! Component: 150 - total flux cleaned = 0.00095423 Jy ! Component: 200 - total flux cleaned = 0.00101843 Jy ! Total flux subtracted in 200 components = 0.00101843 Jy ! Clean residual min=-0.000706 max=0.000790 Jy/beam ! Clean residual mean=0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0350171 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 = 3.99597e-05 Jy ! Component: 100 - total flux cleaned = 6.22398e-05 Jy ! Component: 150 - total flux cleaned = 7.66767e-05 Jy ! Component: 200 - total flux cleaned = 7.65579e-05 Jy ! Total flux subtracted in 200 components = 7.65579e-05 Jy ! Clean residual min=-0.000694 max=0.000781 Jy/beam ! Clean residual mean=0.000000 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.0350937 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.0350937 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=2.611 mas, bpa=51.35 degrees ! Estimated noise=0.314931 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00023932 Jy ! Component: 100 - total flux cleaned = -0.000194952 Jy ! Component: 150 - total flux cleaned = -0.000208221 Jy ! Component: 200 - total flux cleaned = -0.000196188 Jy ! Total flux subtracted in 200 components = -0.000196188 Jy ! Clean residual min=-0.000953 max=0.000832 Jy/beam ! Clean residual mean=0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0348975 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 57 components and 0.0348975 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=0.040216Jy sigma=0.861518 ! Fit after self-cal, rms=0.040207Jy sigma=0.861394 wmodel J1755+6236_X_a_map.mod ! Writing 57 model components to file: J1755+6236_X_a_map.mod wobs J1755+6236_X_a_uvs.fits ! Writing UV FITS file: J1755+6236_X_a_uvs.fits wwins J1755+6236_X_a_map.win ! wwins: Wrote 1 windows to J1755+6236_X_a_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 = -0.000283476 Jy ! Component: 100 - total flux cleaned = -0.00045357 Jy ! Component: 150 - total flux cleaned = -0.000529013 Jy ! Component: 200 - total flux cleaned = -0.000575121 Jy ! Component: 250 - total flux cleaned = -0.000597005 Jy ! Component: 300 - total flux cleaned = -0.000627994 Jy ! Component: 350 - total flux cleaned = -0.000657416 Jy ! Component: 400 - total flux cleaned = -0.000723909 Jy ! Component: 450 - total flux cleaned = -0.000769734 Jy ! Component: 500 - total flux cleaned = -0.000849899 Jy ! Component: 550 - total flux cleaned = -0.000918812 Jy ! Component: 600 - total flux cleaned = -0.000969057 Jy ! Component: 650 - total flux cleaned = -0.00103434 Jy ! Component: 700 - total flux cleaned = -0.00109807 Jy ! Component: 750 - total flux cleaned = -0.00114457 Jy ! Component: 800 - total flux cleaned = -0.00119749 Jy ! Component: 850 - total flux cleaned = -0.00123457 Jy ! Component: 900 - total flux cleaned = -0.00127817 Jy ! Component: 950 - total flux cleaned = -0.00133478 Jy ! Component: 1000 - total flux cleaned = -0.00136937 Jy ! Component: 1050 - total flux cleaned = -0.00141015 Jy ! Component: 1100 - total flux cleaned = -0.00145009 Jy ! Component: 1150 - total flux cleaned = -0.00147612 Jy ! Component: 1200 - total flux cleaned = -0.00150172 Jy ! Component: 1250 - total flux cleaned = -0.00153953 Jy ! Component: 1300 - total flux cleaned = -0.00157056 Jy ! Component: 1350 - total flux cleaned = -0.00161342 Jy ! Component: 1400 - total flux cleaned = -0.00164956 Jy ! Component: 1450 - total flux cleaned = -0.0017029 Jy ! Component: 1500 - total flux cleaned = -0.00174382 Jy ! Component: 1550 - total flux cleaned = -0.00177256 Jy ! Component: 1600 - total flux cleaned = -0.00183495 Jy ! Component: 1650 - total flux cleaned = -0.00186286 Jy ! Component: 1700 - total flux cleaned = -0.00192922 Jy ! Component: 1750 - total flux cleaned = -0.001962 Jy ! Component: 1800 - total flux cleaned = -0.00201615 Jy ! Component: 1850 - total flux cleaned = -0.00208037 Jy ! Component: 1900 - total flux cleaned = -0.00212805 Jy ! Component: 1950 - total flux cleaned = -0.00217524 Jy ! Component: 2000 - total flux cleaned = -0.00219093 Jy ! Component: 2050 - total flux cleaned = -0.00224758 Jy ! Component: 2100 - total flux cleaned = -0.00227315 Jy ! Component: 2150 - total flux cleaned = -0.00229845 Jy ! Component: 2200 - total flux cleaned = -0.00234351 Jy ! Component: 2250 - total flux cleaned = -0.00237825 Jy ! Component: 2300 - total flux cleaned = -0.00240783 Jy ! Component: 2350 - total flux cleaned = -0.00243718 Jy ! Component: 2400 - total flux cleaned = -0.00247111 Jy ! Component: 2450 - total flux cleaned = -0.00250003 Jy ! Component: 2500 - total flux cleaned = -0.00252874 Jy ! Component: 2550 - total flux cleaned = -0.00256206 Jy ! Component: 2600 - total flux cleaned = -0.00261407 Jy ! Component: 2650 - total flux cleaned = -0.00263757 Jy ! Component: 2700 - total flux cleaned = -0.00267499 Jy ! Component: 2750 - total flux cleaned = -0.0027169 Jy ! Component: 2800 - total flux cleaned = -0.00274929 Jy ! Component: 2850 - total flux cleaned = -0.00277695 Jy ! Component: 2900 - total flux cleaned = -0.00281827 Jy ! Component: 2950 - total flux cleaned = -0.00285027 Jy ! Component: 3000 - total flux cleaned = -0.00289126 Jy ! Component: 3050 - total flux cleaned = -0.00292301 Jy ! Component: 3100 - total flux cleaned = -0.00295912 Jy ! Component: 3150 - total flux cleaned = -0.0029951 Jy ! Component: 3200 - total flux cleaned = -0.00302644 Jy ! Component: 3250 - total flux cleaned = -0.00304428 Jy ! Component: 3300 - total flux cleaned = -0.00307094 Jy ! Component: 3350 - total flux cleaned = -0.00310192 Jy ! Component: 3400 - total flux cleaned = -0.00311956 Jy ! Component: 3450 - total flux cleaned = -0.00313714 Jy ! Component: 3500 - total flux cleaned = -0.00317656 Jy ! Component: 3550 - total flux cleaned = -0.00319402 Jy ! Component: 3600 - total flux cleaned = -0.0032158 Jy ! Component: 3650 - total flux cleaned = -0.0032505 Jy ! Component: 3700 - total flux cleaned = -0.00327215 Jy ! Component: 3750 - total flux cleaned = -0.00329806 Jy ! Component: 3800 - total flux cleaned = -0.00334115 Jy ! Component: 3850 - total flux cleaned = -0.00336693 Jy ! Component: 3900 - total flux cleaned = -0.00337982 Jy ! Component: 3950 - total flux cleaned = -0.00340553 Jy ! Component: 4000 - total flux cleaned = -0.00343974 Jy ! Component: 4050 - total flux cleaned = -0.0034696 Jy ! Total flux subtracted in 4096 components = -0.00349517 Jy ! Clean residual min=-0.000235 max=0.000306 Jy/beam ! Clean residual mean=-0.000000 rms=0.000069 Jy/beam ! Combined flux in latest and established models = 0.0314023 Jy keep ! Adding 234 model components to the UV plane model. ! The established model now contains 291 components and 0.0314023 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1755+6236_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.029 x 2.611 at 51.35 degrees (North through East) ! Clean map min=-0.00054609 max=0.027613 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1755+6236_X_a_map.fits wmodel /vlbi/uf001/uva//J1755+6236_X_a_map.mod ! Writing 291 model components to file: /vlbi/uf001/uva//J1755+6236_X_a_map.mod wobs /vlbi/uf001/uva//J1755+6236_X_a_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1755+6236_X_a_uvs.fits wwins /vlbi/uf001/uva//J1755+6236_X_a_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1755+6236_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0276131 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.96284e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.756472 0.756472 1.51294 3.02589 6.05177 12.1035 24.2071 48.4142 96.8284 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 396.578 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1755+6236_X_a_dfm.log closed on Mon Jan 14 04:26:02 2019