! Started logfile: /image_prod/ug002_uva//J0844+3830_X_dfm.log on Wed Mar 4 22:33:12 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//J0844+3830_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0844+3830_X_uva.fits ! AN table 1: 45 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.980247 visibilities/baseline/integration-bin. ! Found source: J0844+3830 ! ! 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 23820 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 J0844+3830_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.006859Jy sigma=9.241466 ! Fit after self-cal, rms=0.911858Jy sigma=8.357708 ! 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=0.7505 mas, bmaj=1.344 mas, bpa=-5.917 degrees ! Estimated noise=0.964147 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 = 0.0655035 Jy ! Component: 100 - total flux cleaned = 0.0838096 Jy ! Total flux subtracted in 100 components = 0.0838096 Jy ! Clean residual min=-0.004724 max=0.017925 Jy/beam ! Clean residual mean=0.000009 rms=0.001271 Jy/beam ! Combined flux in latest and established models = 0.0838096 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0838096 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=0.068991Jy sigma=0.561396 ! Fit after self-cal, rms=0.068825Jy sigma=0.560040 ! Inverting map ! Added new window around map position (0.4, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154313 Jy ! Component: 100 - total flux cleaned = 0.0242343 Jy ! Total flux subtracted in 100 components = 0.0242343 Jy ! Clean residual min=-0.003762 max=0.004956 Jy/beam ! Clean residual mean=0.000007 rms=0.000887 Jy/beam ! Combined flux in latest and established models = 0.108044 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 26 components and 0.108044 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=0.064267Jy sigma=0.506213 ! Fit after self-cal, rms=0.063909Jy sigma=0.502738 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00759161 Jy ! Component: 100 - total flux cleaned = 0.0127919 Jy ! Total flux subtracted in 100 components = 0.0127919 Jy ! Clean residual min=-0.003044 max=0.003814 Jy/beam ! Clean residual mean=0.000006 rms=0.000725 Jy/beam ! Combined flux in latest and established models = 0.120836 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.120836 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=0.062645Jy sigma=0.486921 ! Fit after self-cal, rms=0.062583Jy sigma=0.486255 ! 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=0.9594 mas, bmaj=1.644 mas, bpa=-4.339 degrees ! Estimated noise=0.514141 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 = 0.0062828 Jy ! Component: 100 - total flux cleaned = 0.0102469 Jy ! Component: 150 - total flux cleaned = 0.0129752 Jy ! Component: 200 - total flux cleaned = 0.014905 Jy ! Total flux subtracted in 200 components = 0.014905 Jy ! Clean residual min=-0.002692 max=0.003636 Jy/beam ! Clean residual mean=0.000007 rms=0.000601 Jy/beam ! Combined flux in latest and established models = 0.135741 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 60 components and 0.135741 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=0.061916Jy sigma=0.478265 ! Fit after self-cal, rms=0.061883Jy sigma=0.477728 ! Inverting map ! Added new window around map position (1.8, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306101 Jy ! Component: 100 - total flux cleaned = 0.00487302 Jy ! Component: 150 - total flux cleaned = 0.00610183 Jy ! Component: 200 - total flux cleaned = 0.00681421 Jy ! Total flux subtracted in 200 components = 0.00681421 Jy ! Clean residual min=-0.002393 max=0.002643 Jy/beam ! Clean residual mean=0.000007 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.142555 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 75 components and 0.142555 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=0.061706Jy sigma=0.475847 ! Fit after self-cal, rms=0.061691Jy sigma=0.475630 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9594 x 1.644 at -4.339 degrees (North through East) ! Clean map min=-0.0022739 max=0.08729 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 1.01 KP 1.07 ! LA 1.03 MK 1.07 NL 1.12 OV 0.92 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.04 HN 0.99 KP 1.04 ! LA 1.08 MK 1.05 NL 1.08 OV 0.92 ! PT 0.88 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.01 KP 1.04 ! LA 1.03 MK 1.02 NL 1.07 OV 0.91 ! PT 0.91 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.04 KP 1.07 ! LA 1.04 MK 1.07 NL 1.07 OV 0.93 ! PT 0.88 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 1.04 KP 1.06 ! LA 1.03 MK 1.01 NL 1.09 OV 0.93 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.97 KP 1.05 ! LA 1.04 MK 1.04 NL 1.10 OV 0.91 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.05 KP 1.06 ! LA 0.99 MK 1.02 NL 1.10 OV 0.94 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.04 KP 1.04 ! LA 1.06 MK 1.03 NL 1.08 OV 0.90 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 HN 1.03 KP 1.06 ! LA 1.02 MK 1.01 NL 1.11 OV 0.91 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.03 HN 0.96 KP 1.10 ! LA 1.07 MK 1.05 NL 1.10 OV 0.89 ! PT 0.88 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 0.95 KP 1.08 ! LA 1.01 MK 1.07 NL 1.06 OV 0.90 ! PT 0.90 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.04 KP 1.06 ! LA 1.03 MK 1.02 NL 1.05 OV 0.93 ! PT 0.89 SC 0.99 ! ! ! Fit before self-cal, rms=0.061691Jy sigma=0.475630 ! Fit after self-cal, rms=0.060678Jy sigma=0.469134 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9643 mas, bmaj=1.646 mas, bpa=-3.44 degrees ! Estimated noise=0.514171 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 = -0.000111291 Jy ! Component: 100 - total flux cleaned = -0.000281219 Jy ! Component: 150 - total flux cleaned = -0.000352238 Jy ! Component: 200 - total flux cleaned = -0.000322316 Jy ! Total flux subtracted in 200 components = -0.000322316 Jy ! Clean residual min=-0.001276 max=0.001420 Jy/beam ! Clean residual mean=0.000002 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.142233 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 91 components and 0.142233 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=0.060629Jy sigma=0.468620 ! Fit after self-cal, rms=0.060616Jy sigma=0.468469 ! 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=0.060616Jy sigma=0.468469 ! Fit after self-cal, rms=0.062376Jy sigma=0.466235 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.965 mas, bmaj=1.644 mas, bpa=-3.872 degrees ! Estimated noise=0.514731 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000291749 Jy ! Component: 100 - total flux cleaned = 0.000217862 Jy ! Component: 150 - total flux cleaned = 8.8379e-05 Jy ! Component: 200 - total flux cleaned = -7.56142e-05 Jy ! Total flux subtracted in 200 components = -7.56142e-05 Jy ! Clean residual min=-0.001215 max=0.001070 Jy/beam ! Clean residual mean=0.000002 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.142157 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 99 components and 0.142157 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=0.062354Jy sigma=0.465996 ! Fit after self-cal, rms=0.062380Jy sigma=0.465940 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 = -5.12048e-05 Jy ! Component: 100 - total flux cleaned = -0.00013329 Jy ! Component: 150 - total flux cleaned = -0.000236024 Jy ! Component: 200 - total flux cleaned = -0.000288036 Jy ! Total flux subtracted in 200 components = -0.000288036 Jy ! Clean residual min=-0.001171 max=0.001052 Jy/beam ! Clean residual mean=0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.141869 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 103 components and 0.141869 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=0.062372Jy sigma=0.465859 ! Fit after self-cal, rms=0.062370Jy sigma=0.465849 ! 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=0.062370Jy sigma=0.465849 ! Fit after self-cal, rms=0.062529Jy sigma=0.465776 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9652 mas, bmaj=1.642 mas, bpa=-3.864 degrees ! Estimated noise=0.514448 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.58949e-05 Jy ! Component: 100 - total flux cleaned = 5.4546e-05 Jy ! Component: 150 - total flux cleaned = 1.40524e-05 Jy ! Component: 200 - total flux cleaned = -2.20976e-05 Jy ! Total flux subtracted in 200 components = -2.20976e-05 Jy ! Clean residual min=-0.001146 max=0.001055 Jy/beam ! Clean residual mean=0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.141847 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 109 components and 0.141847 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=0.062522Jy sigma=0.465695 ! Fit after self-cal, rms=0.062523Jy sigma=0.465688 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 = -5.65708e-05 Jy ! Component: 100 - total flux cleaned = -0.00012806 Jy ! Component: 150 - total flux cleaned = -0.000181269 Jy ! Component: 200 - total flux cleaned = -0.000210804 Jy ! Total flux subtracted in 200 components = -0.000210804 Jy ! Clean residual min=-0.001120 max=0.001043 Jy/beam ! Clean residual mean=0.000002 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.141636 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 114 components and 0.141636 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=0.062519Jy sigma=0.465650 ! Fit after self-cal, rms=0.062518Jy sigma=0.465647 ! 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=0.062518Jy sigma=0.465647 ! Fit after self-cal, rms=0.062550Jy sigma=0.465631 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.205 mas, bmaj=2.639 mas, bpa=-0.8931 degrees ! Estimated noise=0.610044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000150884 Jy ! Component: 100 - total flux cleaned = 3.38007e-05 Jy ! Component: 150 - total flux cleaned = -1.99913e-05 Jy ! Component: 200 - total flux cleaned = -6.53079e-05 Jy ! Total flux subtracted in 200 components = -6.53079e-05 Jy ! Clean residual min=-0.001288 max=0.001266 Jy/beam ! Clean residual mean=0.000003 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.141571 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 120 components and 0.141571 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=0.062550Jy sigma=0.465613 ! Fit after self-cal, rms=0.062550Jy sigma=0.465600 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 = 3.32872e-05 Jy ! Component: 100 - total flux cleaned = -2.96544e-05 Jy ! Component: 150 - total flux cleaned = -6.52533e-05 Jy ! Component: 200 - total flux cleaned = -0.000111044 Jy ! Total flux subtracted in 200 components = -0.000111044 Jy ! Clean residual min=-0.001265 max=0.001252 Jy/beam ! Clean residual mean=0.000003 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.14146 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 124 components and 0.14146 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=0.062551Jy sigma=0.465607 ! Fit after self-cal, rms=0.062550Jy sigma=0.465603 ! 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=0.9651 mas, bmaj=1.64 mas, bpa=-3.894 degrees ! Estimated noise=0.51449 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9651 x 1.64 at -3.894 degrees (North through East) ! Clean map min=-0.0010922 max=0.087388 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=0.7544 mas, bmaj=1.34 mas, bpa=-5.54 degrees ! Estimated noise=0.972909 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0659055 Jy ! Component: 100 - total flux cleaned = 0.08868 Jy ! Component: 150 - total flux cleaned = 0.102807 Jy ! Component: 200 - total flux cleaned = 0.112522 Jy ! Total flux subtracted in 200 components = 0.112522 Jy ! Clean residual min=-0.002987 max=0.005442 Jy/beam ! Clean residual mean=0.000004 rms=0.000740 Jy/beam ! Combined flux in latest and established models = 0.112522 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.112522 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9651 mas, bmaj=1.64 mas, bpa=-3.894 degrees ! Estimated noise=0.51449 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 = 0.00983678 Jy ! Component: 100 - total flux cleaned = 0.0159199 Jy ! Component: 150 - total flux cleaned = 0.0199712 Jy ! Component: 200 - total flux cleaned = 0.022776 Jy ! Total flux subtracted in 200 components = 0.022776 Jy ! Clean residual min=-0.001654 max=0.001722 Jy/beam ! Clean residual mean=0.000003 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.135298 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 52 components and 0.135298 Jy ! Inverting map ! Added new window around map position (0.6, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00208234 Jy ! Component: 100 - total flux cleaned = 0.00366489 Jy ! Component: 150 - total flux cleaned = 0.00461833 Jy ! Component: 200 - total flux cleaned = 0.00515302 Jy ! Total flux subtracted in 200 components = 0.00515302 Jy ! Clean residual min=-0.001358 max=0.001017 Jy/beam ! Clean residual mean=0.000002 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.140451 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 77 components and 0.140451 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=2.205 mas, bmaj=2.639 mas, bpa=-0.8931 degrees ! Estimated noise=0.610044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00100398 Jy ! Component: 100 - total flux cleaned = 0.00126924 Jy ! Component: 150 - total flux cleaned = 0.00147001 Jy ! Component: 200 - total flux cleaned = 0.0016112 Jy ! Total flux subtracted in 200 components = 0.0016112 Jy ! Clean residual min=-0.001298 max=0.001128 Jy/beam ! Clean residual mean=0.000003 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.142062 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 = 0.00011522 Jy ! Component: 100 - total flux cleaned = 0.000143546 Jy ! Component: 150 - total flux cleaned = 0.000130578 Jy ! Component: 200 - total flux cleaned = 0.000130765 Jy ! Total flux subtracted in 200 components = 0.000130765 Jy ! Clean residual min=-0.001231 max=0.001129 Jy/beam ! Clean residual mean=0.000003 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.142193 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 124 components and 0.142193 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9651 mas, bmaj=1.64 mas, bpa=-3.894 degrees ! Estimated noise=0.51449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000107265 Jy ! Component: 100 - total flux cleaned = -0.000153137 Jy ! Component: 150 - total flux cleaned = -0.000153741 Jy ! Component: 200 - total flux cleaned = -9.96882e-05 Jy ! Total flux subtracted in 200 components = -9.96882e-05 Jy ! Clean residual min=-0.001099 max=0.000965 Jy/beam ! Clean residual mean=0.000002 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.142093 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 137 components and 0.142093 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=0.062562Jy sigma=0.465620 ! Fit after self-cal, rms=0.062550Jy sigma=0.465592 wmodel J0844+3830_X_map.mod ! Writing 137 model components to file: J0844+3830_X_map.mod wobs J0844+3830_X_uvs.fits ! Writing UV FITS file: J0844+3830_X_uvs.fits wwins J0844+3830_X_map.win ! wwins: Wrote 4 windows to J0844+3830_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000106211 Jy ! Component: 100 - total flux cleaned = -5.37884e-05 Jy ! Component: 150 - total flux cleaned = -2.63024e-06 Jy ! Component: 200 - total flux cleaned = 4.72728e-05 Jy ! Component: 250 - total flux cleaned = 9.56554e-05 Jy ! Component: 300 - total flux cleaned = 0.000127265 Jy ! Component: 350 - total flux cleaned = 0.000142835 Jy ! Component: 400 - total flux cleaned = 0.000173334 Jy ! Component: 450 - total flux cleaned = 0.000158428 Jy ! Component: 500 - total flux cleaned = 0.000173074 Jy ! Component: 550 - total flux cleaned = 0.000173231 Jy ! Component: 600 - total flux cleaned = 0.000130705 Jy ! Component: 650 - total flux cleaned = 0.000144826 Jy ! Component: 700 - total flux cleaned = 0.000130914 Jy ! Component: 750 - total flux cleaned = 0.000117117 Jy ! Component: 800 - total flux cleaned = 0.000130654 Jy ! Component: 850 - total flux cleaned = 0.000103857 Jy ! Component: 900 - total flux cleaned = 6.44365e-05 Jy ! Component: 950 - total flux cleaned = 9.06665e-05 Jy ! Component: 1000 - total flux cleaned = 7.79679e-05 Jy ! Component: 1050 - total flux cleaned = 7.79862e-05 Jy ! Component: 1100 - total flux cleaned = 7.79767e-05 Jy ! Component: 1150 - total flux cleaned = 0.000102868 Jy ! Component: 1200 - total flux cleaned = 7.80626e-05 Jy ! Component: 1250 - total flux cleaned = 0.000102653 Jy ! Component: 1300 - total flux cleaned = 9.03109e-05 Jy ! Component: 1350 - total flux cleaned = 0.000114322 Jy ! Component: 1400 - total flux cleaned = 0.000114087 Jy ! Component: 1450 - total flux cleaned = 0.000137778 Jy ! Component: 1500 - total flux cleaned = 0.000137735 Jy ! Component: 1550 - total flux cleaned = 0.000137819 Jy ! Component: 1600 - total flux cleaned = 0.000137752 Jy ! Component: 1650 - total flux cleaned = 9.21208e-05 Jy ! Component: 1700 - total flux cleaned = 9.21615e-05 Jy ! Component: 1750 - total flux cleaned = 0.00011461 Jy ! Component: 1800 - total flux cleaned = 2.54049e-05 Jy ! Component: 1850 - total flux cleaned = 4.76114e-05 Jy ! Component: 1900 - total flux cleaned = 1.46826e-05 Jy ! Component: 1950 - total flux cleaned = 1.46273e-05 Jy ! Component: 2000 - total flux cleaned = -6.11778e-05 Jy ! Component: 2050 - total flux cleaned = -6.11189e-05 Jy ! Component: 2100 - total flux cleaned = -5.03562e-05 Jy ! Component: 2150 - total flux cleaned = -6.09692e-05 Jy ! Component: 2200 - total flux cleaned = -0.000113734 Jy ! Component: 2250 - total flux cleaned = -0.000134587 Jy ! Component: 2300 - total flux cleaned = -0.000165787 Jy ! Component: 2350 - total flux cleaned = -0.000165745 Jy ! Component: 2400 - total flux cleaned = -0.000186348 Jy ! Component: 2450 - total flux cleaned = -0.000196598 Jy ! Component: 2500 - total flux cleaned = -0.000247232 Jy ! Component: 2550 - total flux cleaned = -0.000267338 Jy ! Component: 2600 - total flux cleaned = -0.000307368 Jy ! Component: 2650 - total flux cleaned = -0.00031746 Jy ! Component: 2700 - total flux cleaned = -0.000376763 Jy ! Component: 2750 - total flux cleaned = -0.00042599 Jy ! Component: 2800 - total flux cleaned = -0.000396637 Jy ! Component: 2850 - total flux cleaned = -0.000435563 Jy ! Component: 2900 - total flux cleaned = -0.000474285 Jy ! Component: 2950 - total flux cleaned = -0.000483952 Jy ! Component: 3000 - total flux cleaned = -0.000541433 Jy ! Component: 3050 - total flux cleaned = -0.000512951 Jy ! Component: 3100 - total flux cleaned = -0.000598159 Jy ! Component: 3150 - total flux cleaned = -0.000579361 Jy ! Component: 3200 - total flux cleaned = -0.000663767 Jy ! Component: 3250 - total flux cleaned = -0.000682534 Jy ! Component: 3300 - total flux cleaned = -0.000719693 Jy ! Component: 3350 - total flux cleaned = -0.00075665 Jy ! Component: 3400 - total flux cleaned = -0.000747503 Jy ! Component: 3450 - total flux cleaned = -0.00077498 Jy ! Component: 3500 - total flux cleaned = -0.000802279 Jy ! Component: 3550 - total flux cleaned = -0.000784241 Jy ! Component: 3600 - total flux cleaned = -0.000784209 Jy ! Component: 3650 - total flux cleaned = -0.000838094 Jy ! Component: 3700 - total flux cleaned = -0.000838094 Jy ! Component: 3750 - total flux cleaned = -0.000873756 Jy ! Component: 3800 - total flux cleaned = -0.000909264 Jy ! Component: 3850 - total flux cleaned = -0.000926919 Jy ! Component: 3900 - total flux cleaned = -0.000909349 Jy ! Component: 3950 - total flux cleaned = -0.000953044 Jy ! Component: 4000 - total flux cleaned = -0.000952996 Jy ! Component: 4050 - total flux cleaned = -0.000927011 Jy ! Total flux subtracted in 4096 components = -0.0009875 Jy ! Clean residual min=-0.000572 max=0.000496 Jy/beam ! Clean residual mean=0.000001 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.141106 Jy keep ! Adding 312 model components to the UV plane model. ! The established model now contains 449 components and 0.141106 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0844+3830_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9651 x 1.64 at -3.894 degrees (North through East) ! Clean map min=-0.00086096 max=0.087646 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0844+3830_X_map.fits wmodel /image_prod/ug002_uva//J0844+3830_X_map.mod ! Writing 449 model components to file: /image_prod/ug002_uva//J0844+3830_X_map.mod wobs /image_prod/ug002_uva//J0844+3830_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0844+3830_X_uvs.fits wwins /image_prod/ug002_uva//J0844+3830_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J0844+3830_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.087646 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014884 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.50946 0.50946 1.01892 2.03784 4.07568 8.15136 16.3027 32.6054 65.2109 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.087 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 588.858 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0844+3830_X_dfm.log closed on Wed Mar 4 22:33:17 2020