! Started logfile: /image_prod/ug002_uva//J1751+0939_X_b_dfm.log on Thu Mar 5 03:28:43 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//J1751+0939_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1751+0939_X_b_uva.fits ! AN table 1: 18 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.847222 visibilities/baseline/integration-bin. ! Found source: J1751+0939 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 5124 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 J1751+0939_X_b] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 20 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.822453Jy sigma=7.634051 ! Fit after self-cal, rms=0.637752Jy sigma=2.558981 ! 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=0.6911 mas, bmaj=2.933 mas, bpa=-19.84 degrees ! Estimated noise=3.11952 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 = 1.12282 Jy ! Component: 100 - total flux cleaned = 1.37353 Jy ! Total flux subtracted in 100 components = 1.37353 Jy ! Clean residual min=-0.087559 max=0.156357 Jy/beam ! Clean residual mean=0.000062 rms=0.020368 Jy/beam ! Combined flux in latest and established models = 1.37353 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.37353 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=0.405751Jy sigma=1.742559 ! Fit after self-cal, rms=0.405690Jy sigma=1.742477 ! Inverting map ! Added new window around map position (1.6, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.141062 Jy ! Component: 100 - total flux cleaned = 0.234242 Jy ! Total flux subtracted in 100 components = 0.234242 Jy ! Clean residual min=-0.076639 max=0.125778 Jy/beam ! Clean residual mean=0.000049 rms=0.017151 Jy/beam ! Combined flux in latest and established models = 1.60777 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 1.60777 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=0.346665Jy sigma=1.493582 ! Fit after self-cal, rms=0.343139Jy sigma=1.480758 ! Inverting map ! Added new window around map position (-1.8, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106028 Jy ! Component: 100 - total flux cleaned = 0.171543 Jy ! Total flux subtracted in 100 components = 0.171543 Jy ! Clean residual min=-0.072270 max=0.080343 Jy/beam ! Clean residual mean=0.000042 rms=0.014734 Jy/beam ! Combined flux in latest and established models = 1.77932 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 1.77932 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=0.308620Jy sigma=1.310603 ! Fit after self-cal, rms=0.308026Jy sigma=1.307534 ! 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=0.8654 mas, bmaj=2.923 mas, bpa=-19.38 degrees ! Estimated noise=2.38522 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 = 0.0692648 Jy ! Component: 100 - total flux cleaned = 0.104164 Jy ! Component: 150 - total flux cleaned = 0.117444 Jy ! Component: 200 - total flux cleaned = 0.124188 Jy ! Total flux subtracted in 200 components = 0.124188 Jy ! Clean residual min=-0.067820 max=0.070415 Jy/beam ! Clean residual mean=0.000053 rms=0.015891 Jy/beam ! Combined flux in latest and established models = 1.9035 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 1.9035 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=0.281168Jy sigma=1.194014 ! Fit after self-cal, rms=0.281087Jy sigma=1.193481 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8654 x 2.923 at -19.38 degrees (North through East) ! Clean map min=-0.062675 max=1.4558 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.86 KP 1.07 ! LA 0.99 MK 1.06 NL 1.29 OV 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.02 HN 0.83 KP 1.07 ! LA 0.95 MK 1.08 NL 1.26 OV 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.86 KP 1.07 ! LA 0.98 MK 1.07 NL 1.26 OV 0.87 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.86 KP 1.05 ! LA 0.98 MK 1.07 NL 1.27 OV 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.02 HN 0.85 KP 1.06 ! LA 0.97 MK 1.08 NL 1.33 OV 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.85 KP 1.04 ! LA 0.97 MK 1.06 NL 1.36 OV 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.83 KP 1.06 ! LA 0.96 MK 1.08 NL 1.26 OV 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.02 HN 0.84 KP 1.04 ! LA 0.97 MK 1.07 NL 1.27 OV 0.87 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 0.85 KP 1.06 ! LA 0.99 MK 1.04 NL 1.31 OV 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.84 KP 1.04 ! LA 0.96 MK 1.06 NL 1.40 OV 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.87 KP 1.05 ! LA 0.96 MK 1.05 NL 1.33 OV 0.87 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 0.86 KP 0.99 ! LA 0.97 MK 1.03 NL 1.27 OV 0.88 ! ! ! Fit before self-cal, rms=0.281087Jy sigma=1.193481 ! Fit after self-cal, rms=0.149845Jy sigma=0.656712 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8704 mas, bmaj=2.877 mas, bpa=-19 degrees ! Estimated noise=2.397 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 = -0.0505271 Jy ! Component: 100 - total flux cleaned = -0.0549546 Jy ! Component: 150 - total flux cleaned = -0.0522198 Jy ! Component: 200 - total flux cleaned = -0.0536297 Jy ! Total flux subtracted in 200 components = -0.0536297 Jy ! Clean residual min=-0.029133 max=0.023333 Jy/beam ! Clean residual mean=0.000007 rms=0.006322 Jy/beam ! Combined flux in latest and established models = 1.84987 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 1.84987 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=0.127788Jy sigma=0.541665 ! Fit after self-cal, rms=0.127678Jy sigma=0.540773 ! 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=0.127678Jy sigma=0.540773 ! Fit after self-cal, rms=0.106716Jy sigma=0.432222 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.874 mas, bmaj=2.861 mas, bpa=-19.15 degrees ! Estimated noise=2.39246 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0216214 Jy ! Component: 100 - total flux cleaned = -0.0330576 Jy ! Component: 150 - total flux cleaned = -0.038822 Jy ! Component: 200 - total flux cleaned = -0.0431443 Jy ! Total flux subtracted in 200 components = -0.0431443 Jy ! Clean residual min=-0.018751 max=0.016889 Jy/beam ! Clean residual mean=0.000005 rms=0.003938 Jy/beam ! Combined flux in latest and established models = 1.80673 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 67 components and 1.80673 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=0.097832Jy sigma=0.395350 ! Fit after self-cal, rms=0.097762Jy sigma=0.394935 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 = -0.00244223 Jy ! Component: 100 - total flux cleaned = -0.00461625 Jy ! Component: 150 - total flux cleaned = -0.00683074 Jy ! Component: 200 - total flux cleaned = -0.00880293 Jy ! Total flux subtracted in 200 components = -0.00880293 Jy ! Clean residual min=-0.017730 max=0.015355 Jy/beam ! Clean residual mean=0.000004 rms=0.003766 Jy/beam ! Combined flux in latest and established models = 1.79793 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 1.79793 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=0.095511Jy sigma=0.385815 ! Fit after self-cal, rms=0.095422Jy sigma=0.385523 ! 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=0.095422Jy sigma=0.385523 ! Fit after self-cal, rms=0.092587Jy sigma=0.373483 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8745 mas, bmaj=2.853 mas, bpa=-19.15 degrees ! Estimated noise=2.39206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0148505 Jy ! Component: 100 - total flux cleaned = -0.0189448 Jy ! Component: 150 - total flux cleaned = -0.0219533 Jy ! Component: 200 - total flux cleaned = -0.0245646 Jy ! Total flux subtracted in 200 components = -0.0245646 Jy ! Clean residual min=-0.014201 max=0.013500 Jy/beam ! Clean residual mean=0.000003 rms=0.003163 Jy/beam ! Combined flux in latest and established models = 1.77336 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 85 components and 1.77336 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=0.088862Jy sigma=0.357242 ! Fit after self-cal, rms=0.088792Jy sigma=0.356976 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 = -0.00181876 Jy ! Component: 100 - total flux cleaned = -0.00446399 Jy ! Component: 150 - total flux cleaned = -0.00704137 Jy ! Component: 200 - total flux cleaned = -0.00914064 Jy ! Total flux subtracted in 200 components = -0.00914064 Jy ! Clean residual min=-0.013808 max=0.012682 Jy/beam ! Clean residual mean=0.000002 rms=0.003045 Jy/beam ! Combined flux in latest and established models = 1.76422 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 90 components and 1.76422 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=0.087511Jy sigma=0.351485 ! Fit after self-cal, rms=0.087440Jy sigma=0.351237 ! 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=0.087440Jy sigma=0.351237 ! Fit after self-cal, rms=0.085683Jy sigma=0.344776 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.012 mas, bmaj=2.947 mas, bpa=-12.63 degrees ! Estimated noise=3.09337 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0137582 Jy ! Component: 100 - total flux cleaned = -0.017785 Jy ! Component: 150 - total flux cleaned = -0.0212979 Jy ! Component: 200 - total flux cleaned = -0.023344 Jy ! Total flux subtracted in 200 components = -0.023344 Jy ! Clean residual min=-0.015732 max=0.016384 Jy/beam ! Clean residual mean=0.000002 rms=0.004286 Jy/beam ! Combined flux in latest and established models = 1.74088 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 114 components and 1.74088 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=0.084409Jy sigma=0.339734 ! Fit after self-cal, rms=0.084360Jy sigma=0.339362 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 = -0.000339048 Jy ! Component: 100 - total flux cleaned = -0.00260407 Jy ! Component: 150 - total flux cleaned = -0.00389669 Jy ! Component: 200 - total flux cleaned = -0.00456164 Jy ! Total flux subtracted in 200 components = -0.00456164 Jy ! Clean residual min=-0.015393 max=0.016373 Jy/beam ! Clean residual mean=0.000002 rms=0.004230 Jy/beam ! Combined flux in latest and established models = 1.73632 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 123 components and 1.73632 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=0.084088Jy sigma=0.338059 ! Fit after self-cal, rms=0.084063Jy sigma=0.337874 ! 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=0.8747 mas, bmaj=2.848 mas, bpa=-19.14 degrees ! Estimated noise=2.39285 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 2.848 at -19.14 degrees (North through East) ! Clean map min=-0.011217 max=1.4527 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.084063Jy sigma=0.337874 ! Fit after self-cal, rms=0.080137Jy sigma=0.313051 ! Inverting map and beam ! Estimated beam: bmin=0.8749 mas, bmaj=2.843 mas, bpa=-19.13 degrees ! Estimated noise=2.39307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0076214 Jy ! Component: 100 - total flux cleaned = -0.010387 Jy ! Component: 150 - total flux cleaned = -0.0126229 Jy ! Component: 200 - total flux cleaned = -0.0136997 Jy ! Total flux subtracted in 200 components = -0.0136997 Jy ! Clean residual min=-0.010057 max=0.010082 Jy/beam ! Clean residual mean=0.000000 rms=0.002288 Jy/beam ! Combined flux in latest and established models = 1.72262 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 132 components and 1.72262 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=0.078120Jy sigma=0.303706 ! Fit after self-cal, rms=0.078030Jy sigma=0.303325 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000823417 Jy ! Component: 100 - total flux cleaned = -0.0015484 Jy ! Component: 150 - total flux cleaned = -0.00253066 Jy ! Component: 200 - total flux cleaned = -0.00328827 Jy ! Total flux subtracted in 200 components = -0.00328827 Jy ! Clean residual min=-0.009550 max=0.009326 Jy/beam ! Clean residual mean=0.000000 rms=0.002229 Jy/beam ! Combined flux in latest and established models = 1.71933 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 141 components and 1.71933 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=0.077272Jy sigma=0.300258 ! Fit after self-cal, rms=0.077220Jy sigma=0.300030 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.077220Jy sigma=0.300030 ! Fit after self-cal, rms=0.076340Jy sigma=0.296855 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=0.6973 mas, bmaj=2.848 mas, bpa=-19.69 degrees ! Estimated noise=3.13977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.13006 Jy ! Component: 100 - total flux cleaned = 1.37959 Jy ! Component: 150 - total flux cleaned = 1.46985 Jy ! Component: 200 - total flux cleaned = 1.52245 Jy ! Total flux subtracted in 200 components = 1.52245 Jy ! Clean residual min=-0.016978 max=0.027128 Jy/beam ! Clean residual mean=0.000010 rms=0.003894 Jy/beam ! Combined flux in latest and established models = 1.52245 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 1.52245 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=2.841 mas, bpa=-19.13 degrees ! Estimated noise=2.39343 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 = 0.0418547 Jy ! Component: 100 - total flux cleaned = 0.0698603 Jy ! Component: 150 - total flux cleaned = 0.0910787 Jy ! Component: 200 - total flux cleaned = 0.107713 Jy ! Total flux subtracted in 200 components = 0.107713 Jy ! Clean residual min=-0.011705 max=0.012458 Jy/beam ! Clean residual mean=0.000011 rms=0.002717 Jy/beam ! Combined flux in latest and established models = 1.63016 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 37 components and 1.63016 Jy ! Inverting map ! Added new window around map position (-1.8, -13.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141222 Jy ! Component: 100 - total flux cleaned = 0.0255476 Jy ! Component: 150 - total flux cleaned = 0.0353379 Jy ! Component: 200 - total flux cleaned = 0.0438534 Jy ! Total flux subtracted in 200 components = 0.0438534 Jy ! Clean residual min=-0.010186 max=0.009208 Jy/beam ! Clean residual mean=0.000005 rms=0.002192 Jy/beam ! Combined flux in latest and established models = 1.67402 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 63 components and 1.67402 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=2.015 mas, bmaj=2.939 mas, bpa=-12.44 degrees ! Estimated noise=3.09576 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118131 Jy ! Component: 100 - total flux cleaned = 0.0202685 Jy ! Component: 150 - total flux cleaned = 0.0259524 Jy ! Component: 200 - total flux cleaned = 0.0295741 Jy ! Total flux subtracted in 200 components = 0.0295741 Jy ! Clean residual min=-0.010960 max=0.013056 Jy/beam ! Clean residual mean=0.000002 rms=0.003147 Jy/beam ! Combined flux in latest and established models = 1.70359 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 = 0.00294448 Jy ! Component: 100 - total flux cleaned = 0.00518605 Jy ! Component: 150 - total flux cleaned = 0.00704171 Jy ! Component: 200 - total flux cleaned = 0.0084519 Jy ! Total flux subtracted in 200 components = 0.0084519 Jy ! Clean residual min=-0.010496 max=0.012385 Jy/beam ! Clean residual mean=-0.000002 rms=0.003028 Jy/beam ! Combined flux in latest and established models = 1.71204 Jy ! Adding 73 model components to the UV plane model. ! The established model now contains 127 components and 1.71204 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8747 mas, bmaj=2.841 mas, bpa=-19.13 degrees ! Estimated noise=2.39343 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155476 Jy ! Component: 100 - total flux cleaned = 0.00309419 Jy ! Component: 150 - total flux cleaned = 0.00458725 Jy ! Component: 200 - total flux cleaned = 0.00549118 Jy ! Total flux subtracted in 200 components = 0.00549118 Jy ! Clean residual min=-0.008151 max=0.008455 Jy/beam ! Clean residual mean=-0.000001 rms=0.001868 Jy/beam ! Combined flux in latest and established models = 1.71754 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 153 components and 1.71753 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=0.074344Jy sigma=0.287878 ! Fit after self-cal, rms=0.074134Jy sigma=0.286731 wmodel J1751+0939_X_b_map.mod ! Writing 153 model components to file: J1751+0939_X_b_map.mod wobs J1751+0939_X_b_uvs.fits ! Writing UV FITS file: J1751+0939_X_b_uvs.fits wwins J1751+0939_X_b_map.win ! wwins: Wrote 4 windows to J1751+0939_X_b_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.001317 Jy ! Component: 100 - total flux cleaned = 0.00107399 Jy ! Component: 150 - total flux cleaned = 0.000829954 Jy ! Component: 200 - total flux cleaned = 0.000714495 Jy ! Component: 250 - total flux cleaned = 0.000824619 Jy ! Component: 300 - total flux cleaned = 0.000825811 Jy ! Component: 350 - total flux cleaned = 0.000520561 Jy ! Component: 400 - total flux cleaned = 0.000521625 Jy ! Component: 450 - total flux cleaned = 3.21124e-05 Jy ! Component: 500 - total flux cleaned = -0.000344456 Jy ! Component: 550 - total flux cleaned = -0.000529288 Jy ! Component: 600 - total flux cleaned = -0.000888427 Jy ! Component: 650 - total flux cleaned = -0.00132309 Jy ! Component: 700 - total flux cleaned = -0.00149177 Jy ! Component: 750 - total flux cleaned = -0.00174109 Jy ! Component: 800 - total flux cleaned = -0.00174067 Jy ! Component: 850 - total flux cleaned = -0.0018196 Jy ! Component: 900 - total flux cleaned = -0.00205737 Jy ! Component: 950 - total flux cleaned = -0.00228949 Jy ! Component: 1000 - total flux cleaned = -0.00251472 Jy ! Component: 1050 - total flux cleaned = -0.00258832 Jy ! Component: 1100 - total flux cleaned = -0.00266181 Jy ! Component: 1150 - total flux cleaned = -0.00301764 Jy ! Component: 1200 - total flux cleaned = -0.00322918 Jy ! Component: 1250 - total flux cleaned = -0.00350496 Jy ! Component: 1300 - total flux cleaned = -0.00377508 Jy ! Component: 1350 - total flux cleaned = -0.00390797 Jy ! Component: 1400 - total flux cleaned = -0.0041706 Jy ! Component: 1450 - total flux cleaned = -0.00417213 Jy ! Component: 1500 - total flux cleaned = -0.00429953 Jy ! Component: 1550 - total flux cleaned = -0.00461269 Jy ! Component: 1600 - total flux cleaned = -0.00449089 Jy ! Component: 1650 - total flux cleaned = -0.00479314 Jy ! Component: 1700 - total flux cleaned = -0.00473164 Jy ! Component: 1750 - total flux cleaned = -0.00496741 Jy ! Component: 1800 - total flux cleaned = -0.00479189 Jy ! Component: 1850 - total flux cleaned = -0.00479211 Jy ! Component: 1900 - total flux cleaned = -0.00479167 Jy ! Component: 1950 - total flux cleaned = -0.00495798 Jy ! Component: 2000 - total flux cleaned = -0.00490205 Jy ! Component: 2050 - total flux cleaned = -0.00490131 Jy ! Component: 2100 - total flux cleaned = -0.00490321 Jy ! Component: 2150 - total flux cleaned = -0.00511546 Jy ! Component: 2200 - total flux cleaned = -0.00511491 Jy ! Component: 2250 - total flux cleaned = -0.0052684 Jy ! Component: 2300 - total flux cleaned = -0.00531905 Jy ! Component: 2350 - total flux cleaned = -0.00531887 Jy ! Component: 2400 - total flux cleaned = -0.00551601 Jy ! Component: 2450 - total flux cleaned = -0.00571004 Jy ! Component: 2500 - total flux cleaned = -0.00542048 Jy ! Component: 2550 - total flux cleaned = -0.00570576 Jy ! Component: 2600 - total flux cleaned = -0.00570555 Jy ! Component: 2650 - total flux cleaned = -0.00584518 Jy ! Component: 2700 - total flux cleaned = -0.0057544 Jy ! Component: 2750 - total flux cleaned = -0.00598089 Jy ! Component: 2800 - total flux cleaned = -0.00611515 Jy ! Component: 2850 - total flux cleaned = -0.00607047 Jy ! Component: 2900 - total flux cleaned = -0.00620156 Jy ! Component: 2950 - total flux cleaned = -0.00598632 Jy ! Component: 3000 - total flux cleaned = -0.00603027 Jy ! Component: 3050 - total flux cleaned = -0.00624096 Jy ! Component: 3100 - total flux cleaned = -0.006074 Jy ! Component: 3150 - total flux cleaned = -0.00594999 Jy ! Component: 3200 - total flux cleaned = -0.0058275 Jy ! Component: 3250 - total flux cleaned = -0.00578764 Jy ! Component: 3300 - total flux cleaned = -0.00582809 Jy ! Component: 3350 - total flux cleaned = -0.00566986 Jy ! Component: 3400 - total flux cleaned = -0.00566936 Jy ! Component: 3450 - total flux cleaned = -0.00555358 Jy ! Component: 3500 - total flux cleaned = -0.0055154 Jy ! Component: 3550 - total flux cleaned = -0.00543899 Jy ! Component: 3600 - total flux cleaned = -0.00532544 Jy ! Component: 3650 - total flux cleaned = -0.00521333 Jy ! Component: 3700 - total flux cleaned = -0.00513948 Jy ! Component: 3750 - total flux cleaned = -0.00502994 Jy ! Component: 3800 - total flux cleaned = -0.00488556 Jy ! Component: 3850 - total flux cleaned = -0.00481449 Jy ! Component: 3900 - total flux cleaned = -0.00485023 Jy ! Component: 3950 - total flux cleaned = -0.00460537 Jy ! Component: 4000 - total flux cleaned = -0.00457041 Jy ! Component: 4050 - total flux cleaned = -0.00439891 Jy ! Total flux subtracted in 4096 components = -0.00419439 Jy ! Clean residual min=-0.001845 max=0.002169 Jy/beam ! Clean residual mean=0.000000 rms=0.000661 Jy/beam ! Combined flux in latest and established models = 1.71334 Jy keep ! Adding 371 model components to the UV plane model. ! The established model now contains 524 components and 1.71334 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1751+0939_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8747 x 2.841 at -19.13 degrees (North through East) ! Clean map min=-0.0047992 max=1.4607 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1751+0939_X_b_map.fits wmodel /image_prod/ug002_uva//J1751+0939_X_b_map.mod ! Writing 524 model components to file: /image_prod/ug002_uva//J1751+0939_X_b_map.mod wobs /image_prod/ug002_uva//J1751+0939_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1751+0939_X_b_uvs.fits wwins /image_prod/ug002_uva//J1751+0939_X_b_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1751+0939_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.46074 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000659564 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.135458 0.135458 0.270917 0.541834 1.08367 2.16734 4.33467 8.66934 17.3387 34.6774 69.3548 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.46 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2214.7 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1751+0939_X_b_dfm.log closed on Thu Mar 5 03:28:47 2020