! Started logfile: /vlbi/uf001/uva//J0037+3938_X_dfm.log on Sun Jan 13 20:38:33 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//J0037+3938_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0037+3938_X_uva.fits ! AN table 1: 73 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.997065 visibilities/baseline/integration-bin. ! Found source: J0037+3938 ! ! 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 24456 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 J0037+3938_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 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 8 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001073Jy sigma=22.955768 ! Fit after self-cal, rms=0.949992Jy sigma=21.731362 ! 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=0.7096 mas, bmaj=1.585 mas, bpa=-25.47 degrees ! Estimated noise=0.458815 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 = 0.0403186 Jy ! Component: 100 - total flux cleaned = 0.0500331 Jy ! Total flux subtracted in 100 components = 0.0500331 Jy ! Clean residual min=-0.004884 max=0.010751 Jy/beam ! Clean residual mean=0.000001 rms=0.001289 Jy/beam ! Combined flux in latest and established models = 0.0500331 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0500331 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=0.062873Jy sigma=1.327284 ! Fit after self-cal, rms=0.061702Jy sigma=1.300295 ! Inverting map ! Added new window around map position (-1.8, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00929735 Jy ! Component: 100 - total flux cleaned = 0.0140606 Jy ! Total flux subtracted in 100 components = 0.0140606 Jy ! Clean residual min=-0.004255 max=0.005822 Jy/beam ! Clean residual mean=0.000001 rms=0.001039 Jy/beam ! Combined flux in latest and established models = 0.0640937 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 18 components and 0.0640937 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=0.060238Jy sigma=1.256572 ! Fit after self-cal, rms=0.059842Jy sigma=1.248168 ! 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=0.9574 mas, bmaj=1.869 mas, bpa=-20.88 degrees ! Estimated noise=0.202862 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 = 0.00656979 Jy ! Component: 100 - total flux cleaned = 0.00998007 Jy ! Component: 150 - total flux cleaned = 0.0122492 Jy ! Component: 200 - total flux cleaned = 0.0129532 Jy ! Total flux subtracted in 200 components = 0.0129532 Jy ! Clean residual min=-0.003247 max=0.005636 Jy/beam ! Clean residual mean=0.000000 rms=0.000898 Jy/beam ! Combined flux in latest and established models = 0.0770469 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 33 components and 0.0770469 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=0.059208Jy sigma=1.227406 ! Fit after self-cal, rms=0.058988Jy sigma=1.223000 ! Inverting map ! Added new window around map position (-2.6, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00468434 Jy ! Component: 100 - total flux cleaned = 0.006445 Jy ! Component: 150 - total flux cleaned = 0.00739208 Jy ! Component: 200 - total flux cleaned = 0.00812081 Jy ! Total flux subtracted in 200 components = 0.00812081 Jy ! Clean residual min=-0.002697 max=0.003633 Jy/beam ! Clean residual mean=-0.000000 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0851677 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 48 components and 0.0851677 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=0.058584Jy sigma=1.211486 ! Fit after self-cal, rms=0.058493Jy sigma=1.210134 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9574 x 1.869 at -20.88 degrees (North through East) ! Clean map min=-0.0026354 max=0.05216 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.95 HN 0.94 KP 1.07 ! LA 0.99 MK 0.99 NL 1.36 OV 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.98 HN 0.99 KP 1.04 ! LA 0.98 MK 1.01 NL 1.54 OV 0.89 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.97 HN 0.99 KP 1.03 ! LA 1.02 MK 1.04 NL 1.46 OV 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.96 HN 0.97 KP 1.07 ! LA 1.03 MK 0.99 NL 1.37 OV 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HN 0.99 KP 1.02 ! LA 0.99 MK 1.02 NL 1.50 OV 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 0.98 HN 0.95 KP 1.01 ! LA 1.02 MK 0.98 NL 1.37 OV 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.99 HN 1.02 KP 1.07 ! LA 1.03 MK 1.03 NL 1.32 OV 0.85 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.00 HN 0.96 KP 1.06 ! LA 0.99 MK 1.04 NL 1.38 OV 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.99 KP 1.13 ! LA 1.00 MK 1.00 NL 1.35 OV 0.87 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.01 HN 0.97 KP 1.15 ! LA 1.00 MK 0.99 NL 1.29 OV 0.88 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.87 FD 1.01 HN 0.92 KP 1.10 ! LA 1.00 MK 0.96 NL 1.29 OV 0.86 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.97 HN 0.90 KP 1.05 ! LA 1.04 MK 0.95 NL 1.22 OV 0.92 ! ! ! Fit before self-cal, rms=0.058493Jy sigma=1.210134 ! Fit after self-cal, rms=0.061245Jy sigma=1.197108 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9607 mas, bmaj=1.846 mas, bpa=-20.99 degrees ! Estimated noise=0.202908 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 (-17, 11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116921 Jy ! Component: 100 - total flux cleaned = 0.00143045 Jy ! Component: 150 - total flux cleaned = 0.00154072 Jy ! Component: 200 - total flux cleaned = 0.00163386 Jy ! Total flux subtracted in 200 components = 0.00163386 Jy ! Clean residual min=-0.001419 max=0.001462 Jy/beam ! Clean residual mean=-0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0868016 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 68 components and 0.0868016 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=0.061087Jy sigma=1.194592 ! Fit after self-cal, rms=0.061204Jy sigma=1.193274 ! 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=0.061204Jy sigma=1.193274 ! Fit after self-cal, rms=0.059778Jy sigma=1.189712 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9622 mas, bmaj=1.833 mas, bpa=-21.19 degrees ! Estimated noise=0.202851 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000895031 Jy ! Component: 100 - total flux cleaned = 0.00133656 Jy ! Component: 150 - total flux cleaned = 0.00161369 Jy ! Component: 200 - total flux cleaned = 0.00184179 Jy ! Total flux subtracted in 200 components = 0.00184179 Jy ! Clean residual min=-0.001138 max=0.001228 Jy/beam ! Clean residual mean=-0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0886434 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 93 components and 0.0886434 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=0.059750Jy sigma=1.189086 ! Fit after self-cal, rms=0.059772Jy sigma=1.188729 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-13.6, 11.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000555795 Jy ! Component: 100 - total flux cleaned = 0.000903201 Jy ! Component: 150 - total flux cleaned = 0.00120003 Jy ! Component: 200 - total flux cleaned = 0.00132299 Jy ! Total flux subtracted in 200 components = 0.00132299 Jy ! Clean residual min=-0.000999 max=0.000990 Jy/beam ! Clean residual mean=-0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.0899664 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.0899664 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=0.059734Jy sigma=1.187989 ! Fit after self-cal, rms=0.059724Jy sigma=1.187905 ! 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=0.059724Jy sigma=1.187905 ! Fit after self-cal, rms=0.059638Jy sigma=1.187852 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9621 mas, bmaj=1.831 mas, bpa=-21.11 degrees ! Estimated noise=0.202453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124561 Jy ! Component: 100 - total flux cleaned = 0.000194014 Jy ! Component: 150 - total flux cleaned = 0.000300007 Jy ! Component: 200 - total flux cleaned = 0.000438033 Jy ! Total flux subtracted in 200 components = 0.000438033 Jy ! Clean residual min=-0.000981 max=0.000938 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0904044 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 120 components and 0.0904044 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=0.059617Jy sigma=1.187501 ! Fit after self-cal, rms=0.059609Jy sigma=1.187440 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 = 2.14285e-05 Jy ! Component: 100 - total flux cleaned = 2.22945e-05 Jy ! Component: 150 - total flux cleaned = 9.48976e-05 Jy ! Component: 200 - total flux cleaned = 0.000129088 Jy ! Total flux subtracted in 200 components = 0.000129088 Jy ! Clean residual min=-0.000976 max=0.000892 Jy/beam ! Clean residual mean=-0.000000 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.0905335 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 129 components and 0.0905335 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=0.059595Jy sigma=1.187231 ! Fit after self-cal, rms=0.059587Jy sigma=1.187215 ! 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=0.059587Jy sigma=1.187215 ! Fit after self-cal, rms=0.059360Jy sigma=1.187189 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.121 mas, bmaj=2.479 mas, bpa=-5.639 degrees ! Estimated noise=0.25148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000197853 Jy ! Component: 100 - total flux cleaned = 0.000332218 Jy ! Component: 150 - total flux cleaned = 0.000331288 Jy ! Component: 200 - total flux cleaned = 0.000284285 Jy ! Total flux subtracted in 200 components = 0.000284285 Jy ! Clean residual min=-0.001101 max=0.000949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0908177 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 142 components and 0.0908178 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=0.059350Jy sigma=1.187090 ! Fit after self-cal, rms=0.059340Jy sigma=1.187067 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 = 7.00889e-05 Jy ! Component: 100 - total flux cleaned = 8.55481e-05 Jy ! Component: 150 - total flux cleaned = 0.000113746 Jy ! Component: 200 - total flux cleaned = 8.63728e-05 Jy ! Total flux subtracted in 200 components = 8.63728e-05 Jy ! Clean residual min=-0.001087 max=0.000934 Jy/beam ! Clean residual mean=-0.000000 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0909041 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 148 components and 0.0909041 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=0.059333Jy sigma=1.187018 ! Fit after self-cal, rms=0.059328Jy sigma=1.187006 ! 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=0.9624 mas, bmaj=1.832 mas, bpa=-21.08 degrees ! Estimated noise=0.202194 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9624 x 1.832 at -21.08 degrees (North through East) ! Clean map min=-0.001848 max=0.051201 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=0.7149 mas, bmaj=1.566 mas, bpa=-25.36 degrees ! Estimated noise=0.451921 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0405119 Jy ! Component: 100 - total flux cleaned = 0.0554216 Jy ! Component: 150 - total flux cleaned = 0.0631237 Jy ! Component: 200 - total flux cleaned = 0.0680946 Jy ! Total flux subtracted in 200 components = 0.0680946 Jy ! Clean residual min=-0.002772 max=0.003284 Jy/beam ! Clean residual mean=0.000000 rms=0.000692 Jy/beam ! Combined flux in latest and established models = 0.0680946 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0680946 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9624 mas, bmaj=1.832 mas, bpa=-21.08 degrees ! Estimated noise=0.202194 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 = 0.00533313 Jy ! Component: 100 - total flux cleaned = 0.00893585 Jy ! Component: 150 - total flux cleaned = 0.0115016 Jy ! Component: 200 - total flux cleaned = 0.0130888 Jy ! Total flux subtracted in 200 components = 0.0130888 Jy ! Clean residual min=-0.001885 max=0.002024 Jy/beam ! Clean residual mean=-0.000000 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0811834 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.0811834 Jy ! Inverting map ! Added new window around map position (5.4, 10.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153998 Jy ! Component: 100 - total flux cleaned = 0.00249137 Jy ! Component: 150 - total flux cleaned = 0.00313519 Jy ! Component: 200 - total flux cleaned = 0.00386833 Jy ! Total flux subtracted in 200 components = 0.00386833 Jy ! Clean residual min=-0.001467 max=0.001370 Jy/beam ! Clean residual mean=-0.000000 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.0850518 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 67 components and 0.0850518 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=2.121 mas, bmaj=2.479 mas, bpa=-5.639 degrees ! Estimated noise=0.25148 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016714 Jy ! Component: 100 - total flux cleaned = 0.00269459 Jy ! Component: 150 - total flux cleaned = 0.00338889 Jy ! Component: 200 - total flux cleaned = 0.00401474 Jy ! Total flux subtracted in 200 components = 0.00401474 Jy ! Clean residual min=-0.001510 max=0.001162 Jy/beam ! Clean residual mean=-0.000000 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.0890665 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 = 0.000501042 Jy ! Component: 100 - total flux cleaned = 0.000838953 Jy ! Component: 150 - total flux cleaned = 0.0010653 Jy ! Component: 200 - total flux cleaned = 0.00119673 Jy ! Total flux subtracted in 200 components = 0.00119673 Jy ! Clean residual min=-0.001349 max=0.001019 Jy/beam ! Clean residual mean=-0.000000 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0902632 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 104 components and 0.0902632 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9624 mas, bmaj=1.832 mas, bpa=-21.08 degrees ! Estimated noise=0.202194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000260379 Jy ! Component: 100 - total flux cleaned = 0.000591695 Jy ! Component: 150 - total flux cleaned = 0.000792871 Jy ! Component: 200 - total flux cleaned = 0.00098065 Jy ! Total flux subtracted in 200 components = 0.00098065 Jy ! Clean residual min=-0.001068 max=0.000912 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0912439 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 126 components and 0.0912439 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=0.059337Jy sigma=1.187370 ! Fit after self-cal, rms=0.059326Jy sigma=1.187193 wmodel J0037+3938_X_map.mod ! Writing 126 model components to file: J0037+3938_X_map.mod wobs J0037+3938_X_uvs.fits ! Writing UV FITS file: J0037+3938_X_uvs.fits wwins J0037+3938_X_map.win ! wwins: Wrote 6 windows to J0037+3938_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 = -0.000357921 Jy ! Component: 100 - total flux cleaned = -0.000481975 Jy ! Component: 150 - total flux cleaned = -0.00051217 Jy ! Component: 200 - total flux cleaned = -0.000512297 Jy ! Component: 250 - total flux cleaned = -0.000512176 Jy ! Component: 300 - total flux cleaned = -0.000484573 Jy ! Component: 350 - total flux cleaned = -0.000471093 Jy ! Component: 400 - total flux cleaned = -0.000497032 Jy ! Component: 450 - total flux cleaned = -0.000496734 Jy ! Component: 500 - total flux cleaned = -0.00045895 Jy ! Component: 550 - total flux cleaned = -0.000458697 Jy ! Component: 600 - total flux cleaned = -0.00044656 Jy ! Component: 650 - total flux cleaned = -0.000422736 Jy ! Component: 700 - total flux cleaned = -0.000399633 Jy ! Component: 750 - total flux cleaned = -0.000365586 Jy ! Component: 800 - total flux cleaned = -0.000354225 Jy ! Component: 850 - total flux cleaned = -0.000310153 Jy ! Component: 900 - total flux cleaned = -0.000266911 Jy ! Component: 950 - total flux cleaned = -0.000277663 Jy ! Component: 1000 - total flux cleaned = -0.000266994 Jy ! Component: 1050 - total flux cleaned = -0.000256611 Jy ! Component: 1100 - total flux cleaned = -0.000256592 Jy ! Component: 1150 - total flux cleaned = -0.000216444 Jy ! Component: 1200 - total flux cleaned = -0.000216419 Jy ! Component: 1250 - total flux cleaned = -0.000196829 Jy ! Component: 1300 - total flux cleaned = -0.000177518 Jy ! Component: 1350 - total flux cleaned = -0.000186999 Jy ! Component: 1400 - total flux cleaned = -0.000168035 Jy ! Component: 1450 - total flux cleaned = -0.000158753 Jy ! Component: 1500 - total flux cleaned = -0.000121923 Jy ! Component: 1550 - total flux cleaned = -0.000112877 Jy ! Component: 1600 - total flux cleaned = -0.000103831 Jy ! Component: 1650 - total flux cleaned = -8.60587e-05 Jy ! Component: 1700 - total flux cleaned = -9.48219e-05 Jy ! Component: 1750 - total flux cleaned = -4.25527e-05 Jy ! Component: 1800 - total flux cleaned = -4.26163e-05 Jy ! Component: 1850 - total flux cleaned = -2.56801e-05 Jy ! Component: 1900 - total flux cleaned = 8.05555e-06 Jy ! Component: 1950 - total flux cleaned = 8.0573e-06 Jy ! Component: 2000 - total flux cleaned = 3.28894e-05 Jy ! Component: 2050 - total flux cleaned = 2.48409e-05 Jy ! Component: 2100 - total flux cleaned = 4.91065e-05 Jy ! Component: 2150 - total flux cleaned = 5.70435e-05 Jy ! Component: 2200 - total flux cleaned = 4.91686e-05 Jy ! Component: 2250 - total flux cleaned = 7.28323e-05 Jy ! Component: 2300 - total flux cleaned = 8.84407e-05 Jy ! Component: 2350 - total flux cleaned = 0.00013485 Jy ! Component: 2400 - total flux cleaned = 0.000119497 Jy ! Component: 2450 - total flux cleaned = 0.000150022 Jy ! Component: 2500 - total flux cleaned = 0.000195362 Jy ! Component: 2550 - total flux cleaned = 0.000232761 Jy ! Component: 2600 - total flux cleaned = 0.00027737 Jy ! Component: 2650 - total flux cleaned = 0.000262689 Jy ! Component: 2700 - total flux cleaned = 0.000313926 Jy ! Component: 2750 - total flux cleaned = 0.000335656 Jy ! Component: 2800 - total flux cleaned = 0.000357236 Jy ! Component: 2850 - total flux cleaned = 0.000371593 Jy ! Component: 2900 - total flux cleaned = 0.000399959 Jy ! Component: 2950 - total flux cleaned = 0.000428149 Jy ! Component: 3000 - total flux cleaned = 0.000442209 Jy ! Component: 3050 - total flux cleaned = 0.000449173 Jy ! Component: 3100 - total flux cleaned = 0.000511218 Jy ! Component: 3150 - total flux cleaned = 0.000559109 Jy ! Component: 3200 - total flux cleaned = 0.000572752 Jy ! Component: 3250 - total flux cleaned = 0.000613348 Jy ! Component: 3300 - total flux cleaned = 0.00062011 Jy ! Component: 3350 - total flux cleaned = 0.000680208 Jy ! Component: 3400 - total flux cleaned = 0.000686796 Jy ! Component: 3450 - total flux cleaned = 0.000706573 Jy ! Component: 3500 - total flux cleaned = 0.000739261 Jy ! Component: 3550 - total flux cleaned = 0.000732741 Jy ! Component: 3600 - total flux cleaned = 0.000758699 Jy ! Component: 3650 - total flux cleaned = 0.000810097 Jy ! Component: 3700 - total flux cleaned = 0.00080367 Jy ! Component: 3750 - total flux cleaned = 0.00083549 Jy ! Component: 3800 - total flux cleaned = 0.000835496 Jy ! Component: 3850 - total flux cleaned = 0.000879506 Jy ! Component: 3900 - total flux cleaned = 0.000891922 Jy ! Component: 3950 - total flux cleaned = 0.00091059 Jy ! Component: 4000 - total flux cleaned = 0.00092908 Jy ! Component: 4050 - total flux cleaned = 0.000947429 Jy ! Total flux subtracted in 4096 components = 0.000953564 Jy ! Clean residual min=-0.000417 max=0.000359 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0921974 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 405 components and 0.0921975 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0037+3938_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9624 x 1.832 at -21.08 degrees (North through East) ! Clean map min=-0.001484 max=0.049901 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0037+3938_X_map.fits wmodel /vlbi/uf001/uva//J0037+3938_X_map.mod ! Writing 405 model components to file: /vlbi/uf001/uva//J0037+3938_X_map.mod wobs /vlbi/uf001/uva//J0037+3938_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0037+3938_X_uvs.fits wwins /vlbi/uf001/uva//J0037+3938_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J0037+3938_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0499014 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000101787 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.611929 0.611929 1.22386 2.44772 4.89543 9.79086 19.5817 39.1635 78.3269 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.049 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 490.252 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0037+3938_X_dfm.log closed on Sun Jan 13 20:38:38 2019