! Started logfile: /vlbi/bp222/maps//J0420+3849_X_dfm.log on Thu Sep 27 10:46:18 2018 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/bp222/maps//J0420+3849_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0420+3849_X_uva.fits ! AN table 1: 161 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.910801 visibilities/baseline/integration-bin. ! Found source: J0420+3849 ! ! 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 63348 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 J0420+3849_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 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 65 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009197Jy sigma=17.656740 ! Fit after self-cal, rms=0.873203Jy sigma=15.244122 ! 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=0.7312 mas, bmaj=2.118 mas, bpa=-15.88 degrees ! Estimated noise=0.366911 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 = 0.0965653 Jy ! Component: 100 - total flux cleaned = 0.118676 Jy ! Total flux subtracted in 100 components = 0.118676 Jy ! Clean residual min=-0.005143 max=0.019359 Jy/beam ! Clean residual mean=0.000007 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.118676 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.118676 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=0.063547Jy sigma=1.061743 ! Fit after self-cal, rms=0.063544Jy sigma=1.061532 ! Inverting map ! Added new window around map position (-6.4, -2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166268 Jy ! Component: 100 - total flux cleaned = 0.02617 Jy ! Total flux subtracted in 100 components = 0.02617 Jy ! Clean residual min=-0.003561 max=0.007710 Jy/beam ! Clean residual mean=0.000005 rms=0.000732 Jy/beam ! Combined flux in latest and established models = 0.144846 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.144846 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=0.057801Jy sigma=0.953610 ! Fit after self-cal, rms=0.057580Jy sigma=0.950123 ! Inverting map ! Added new window around map position (2, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00846906 Jy ! Component: 100 - total flux cleaned = 0.0149798 Jy ! Total flux subtracted in 100 components = 0.0149798 Jy ! Clean residual min=-0.002725 max=0.004611 Jy/beam ! Clean residual mean=0.000004 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.159826 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 21 components and 0.159826 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=0.055576Jy sigma=0.911009 ! Fit after self-cal, rms=0.055486Jy sigma=0.909909 ! Inverting map ! Added new window around map position (-5, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00585322 Jy ! Component: 100 - total flux cleaned = 0.010605 Jy ! Total flux subtracted in 100 components = 0.010605 Jy ! Clean residual min=-0.002306 max=0.002880 Jy/beam ! Clean residual mean=0.000003 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 0.170431 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.170431 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=0.054428Jy sigma=0.888913 ! Fit after self-cal, rms=0.054389Jy sigma=0.888490 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00421659 Jy ! Component: 100 - total flux cleaned = 0.00769306 Jy ! Total flux subtracted in 100 components = 0.00769306 Jy ! Clean residual min=-0.002082 max=0.002435 Jy/beam ! Clean residual mean=0.000003 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.178124 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 33 components and 0.178124 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=0.053815Jy sigma=0.876970 ! Fit after self-cal, rms=0.053795Jy sigma=0.876747 ! 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=0.9804 mas, bmaj=2.385 mas, bpa=-14.71 degrees ! Estimated noise=0.166127 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 = 0.00495286 Jy ! Component: 100 - total flux cleaned = 0.00858527 Jy ! Component: 150 - total flux cleaned = 0.0114424 Jy ! Component: 200 - total flux cleaned = 0.0137256 Jy ! Total flux subtracted in 200 components = 0.0137256 Jy ! Clean residual min=-0.001282 max=0.003096 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.191849 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 50 components and 0.191849 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=0.053191Jy sigma=0.864332 ! Fit after self-cal, rms=0.053164Jy sigma=0.863897 ! Inverting map ! Added new window around map position (-1.6, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266202 Jy ! Component: 100 - total flux cleaned = 0.00450196 Jy ! Component: 150 - total flux cleaned = 0.00595697 Jy ! Component: 200 - total flux cleaned = 0.00685714 Jy ! Total flux subtracted in 200 components = 0.00685714 Jy ! Clean residual min=-0.001036 max=0.001305 Jy/beam ! Clean residual mean=0.000001 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.198706 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 67 components and 0.198706 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=0.052997Jy sigma=0.860373 ! Fit after self-cal, rms=0.052987Jy sigma=0.860232 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9804 x 2.385 at -14.71 degrees (North through East) ! Clean map min=-0.0010733 max=0.12778 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 0.98 KP 0.99 ! LA 0.96 MK 1.00 NL 1.00 OV 0.97 ! PT 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.01 KP 0.97 ! LA 0.98 MK 0.99 NL 1.00 OV 0.98 ! PT 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.98 KP 0.99 ! LA 0.99 MK 1.00 NL 1.01 OV 0.98 ! PT 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.99 KP 1.01 ! LA 0.97 MK 1.01 NL 1.01 OV 0.97 ! PT 1.05 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.01 KP 0.99 ! LA 0.98 MK 1.01 NL 1.01 OV 0.99 ! PT 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 0.98 ! LA 0.97 MK 1.00 NL 1.01 OV 0.99 ! PT 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 KP 0.99 ! LA 0.98 MK 1.01 NL 1.00 OV 0.97 ! PT 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.00 KP 1.02 ! LA 0.98 MK 0.99 NL 1.01 OV 0.97 ! PT 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.00 KP 1.00 ! LA 0.97 MK 0.99 NL 1.01 OV 0.95 ! PT 1.04 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.00 KP 1.00 ! LA 0.97 MK 1.00 NL 1.01 OV 0.98 ! PT 1.05 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.02 KP 0.99 ! LA 0.98 MK 1.00 NL 1.00 OV 1.00 ! PT 1.04 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 1.02 KP 0.99 ! LA 0.98 MK 1.00 NL 1.03 OV 0.99 ! PT 1.04 ! ! ! Fit before self-cal, rms=0.052987Jy sigma=0.860232 ! Fit after self-cal, rms=0.052848Jy sigma=0.857458 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9819 mas, bmaj=2.386 mas, bpa=-14.69 degrees ! Estimated noise=0.165125 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 = 0.00125562 Jy ! Component: 100 - total flux cleaned = 0.0020412 Jy ! Component: 150 - total flux cleaned = 0.00245073 Jy ! Component: 200 - total flux cleaned = 0.0026291 Jy ! Total flux subtracted in 200 components = 0.0026291 Jy ! Clean residual min=-0.000918 max=0.000898 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.201336 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 89 components and 0.201336 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=0.052809Jy sigma=0.856624 ! Fit after self-cal, rms=0.052823Jy sigma=0.856569 ! 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=0.052823Jy sigma=0.856569 ! Fit after self-cal, rms=0.052870Jy sigma=0.855066 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.982 mas, bmaj=2.382 mas, bpa=-14.75 degrees ! Estimated noise=0.165349 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000718143 Jy ! Component: 100 - total flux cleaned = 0.0010251 Jy ! Component: 150 - total flux cleaned = 0.00118096 Jy ! Component: 200 - total flux cleaned = 0.00128604 Jy ! Total flux subtracted in 200 components = 0.00128604 Jy ! Clean residual min=-0.000752 max=0.000788 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.202622 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 103 components and 0.202622 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=0.052852Jy sigma=0.854736 ! Fit after self-cal, rms=0.052853Jy sigma=0.854708 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 (33.4, -38.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000770487 Jy ! Component: 100 - total flux cleaned = 0.00101203 Jy ! Component: 150 - total flux cleaned = 0.00109564 Jy ! Component: 200 - total flux cleaned = 0.00117169 Jy ! Total flux subtracted in 200 components = 0.00117169 Jy ! Clean residual min=-0.000747 max=0.000743 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.203793 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 124 components and 0.203793 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=0.052838Jy sigma=0.854441 ! Fit after self-cal, rms=0.052837Jy sigma=0.854424 ! 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=0.052837Jy sigma=0.854424 ! Fit after self-cal, rms=0.052812Jy sigma=0.851226 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9821 mas, bmaj=2.38 mas, bpa=-14.74 degrees ! Estimated noise=0.16549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000551246 Jy ! Component: 100 - total flux cleaned = 0.000775552 Jy ! Component: 150 - total flux cleaned = 0.000864426 Jy ! Component: 200 - total flux cleaned = 0.00089191 Jy ! Total flux subtracted in 200 components = 0.00089191 Jy ! Clean residual min=-0.000541 max=0.000581 Jy/beam ! Clean residual mean=0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.204685 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 140 components and 0.204685 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=0.052802Jy sigma=0.851066 ! Fit after self-cal, rms=0.052807Jy sigma=0.851037 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.53291e-05 Jy ! Component: 100 - total flux cleaned = 9.79615e-05 Jy ! Component: 150 - total flux cleaned = 0.000121842 Jy ! Component: 200 - total flux cleaned = 0.000133453 Jy ! Total flux subtracted in 200 components = 0.000133453 Jy ! Clean residual min=-0.000540 max=0.000570 Jy/beam ! Clean residual mean=0.000000 rms=0.000139 Jy/beam ! Combined flux in latest and established models = 0.204819 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 154 components and 0.204819 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=0.052802Jy sigma=0.850950 ! Fit after self-cal, rms=0.052801Jy sigma=0.850951 ! 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=0.052801Jy sigma=0.850951 ! Fit after self-cal, rms=0.052822Jy sigma=0.850928 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.231 mas, bmaj=2.947 mas, bpa=-15.46 degrees ! Estimated noise=0.19666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00046175 Jy ! Component: 100 - total flux cleaned = 0.000732902 Jy ! Component: 150 - total flux cleaned = 0.000832902 Jy ! Component: 200 - total flux cleaned = 0.000901017 Jy ! Total flux subtracted in 200 components = 0.000901017 Jy ! Clean residual min=-0.000584 max=0.000735 Jy/beam ! Clean residual mean=0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.20572 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 169 components and 0.20572 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=0.052819Jy sigma=0.850870 ! Fit after self-cal, rms=0.052819Jy sigma=0.850863 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 (-21.8, 39.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000635926 Jy ! Component: 100 - total flux cleaned = 0.000915867 Jy ! Component: 150 - total flux cleaned = 0.0010157 Jy ! Component: 200 - total flux cleaned = 0.0010939 Jy ! Total flux subtracted in 200 components = 0.0010939 Jy ! Clean residual min=-0.000588 max=0.000606 Jy/beam ! Clean residual mean=0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.206813 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 201 components and 0.206813 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=0.052814Jy sigma=0.850771 ! Fit after self-cal, rms=0.052813Jy sigma=0.850766 ! 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=0.9819 mas, bmaj=2.378 mas, bpa=-14.74 degrees ! Estimated noise=0.165573 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9819 x 2.378 at -14.74 degrees (North through East) ! Clean map min=-0.00049545 max=0.12703 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=0.7327 mas, bmaj=2.113 mas, bpa=-15.93 degrees ! Estimated noise=0.365684 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0959618 Jy ! Component: 100 - total flux cleaned = 0.121494 Jy ! Component: 150 - total flux cleaned = 0.135906 Jy ! Component: 200 - total flux cleaned = 0.146624 Jy ! Total flux subtracted in 200 components = 0.146624 Jy ! Clean residual min=-0.003381 max=0.006229 Jy/beam ! Clean residual mean=0.000004 rms=0.000673 Jy/beam ! Combined flux in latest and established models = 0.146624 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.146624 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9819 mas, bmaj=2.378 mas, bpa=-14.74 degrees ! Estimated noise=0.165573 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 = 0.0127596 Jy ! Component: 100 - total flux cleaned = 0.0220847 Jy ! Component: 150 - total flux cleaned = 0.0291517 Jy ! Component: 200 - total flux cleaned = 0.0346802 Jy ! Total flux subtracted in 200 components = 0.0346802 Jy ! Clean residual min=-0.002031 max=0.003267 Jy/beam ! Clean residual mean=0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.181304 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 33 components and 0.181304 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00440665 Jy ! Component: 100 - total flux cleaned = 0.00794932 Jy ! Component: 150 - total flux cleaned = 0.0108343 Jy ! Component: 200 - total flux cleaned = 0.0131916 Jy ! Total flux subtracted in 200 components = 0.0131916 Jy ! Clean residual min=-0.001104 max=0.001431 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.194495 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 56 components and 0.194495 Jy ! Inverting map ! Added new window around map position (1, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193847 Jy ! Component: 100 - total flux cleaned = 0.00353857 Jy ! Component: 150 - total flux cleaned = 0.00487103 Jy ! Component: 200 - total flux cleaned = 0.00599709 Jy ! Total flux subtracted in 200 components = 0.00599709 Jy ! Clean residual min=-0.000711 max=0.000780 Jy/beam ! Clean residual mean=0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.200493 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 73 components and 0.200492 Jy ! Inverting map ! Added new window around map position (-9.6, 4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00098111 Jy ! Component: 100 - total flux cleaned = 0.00183101 Jy ! Component: 150 - total flux cleaned = 0.00257895 Jy ! Component: 200 - total flux cleaned = 0.00321795 Jy ! Total flux subtracted in 200 components = 0.00321795 Jy ! Clean residual min=-0.000574 max=0.000591 Jy/beam ! Clean residual mean=0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.20371 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 95 components and 0.20371 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=2.231 mas, bmaj=2.947 mas, bpa=-15.46 degrees ! Estimated noise=0.19666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000826065 Jy ! Component: 100 - total flux cleaned = 0.00145543 Jy ! Component: 150 - total flux cleaned = 0.00198103 Jy ! Component: 200 - total flux cleaned = 0.00237206 Jy ! Total flux subtracted in 200 components = 0.00237206 Jy ! Clean residual min=-0.000595 max=0.000587 Jy/beam ! Clean residual mean=0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.206082 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 = 0.00026885 Jy ! Component: 100 - total flux cleaned = 0.000454759 Jy ! Component: 150 - total flux cleaned = 0.000627101 Jy ! Component: 200 - total flux cleaned = 0.000800221 Jy ! Total flux subtracted in 200 components = 0.000800221 Jy ! Clean residual min=-0.000586 max=0.000583 Jy/beam ! Clean residual mean=0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.206883 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 135 components and 0.206883 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9819 mas, bmaj=2.378 mas, bpa=-14.74 degrees ! Estimated noise=0.165573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.3458e-05 Jy ! Component: 100 - total flux cleaned = -2.31698e-05 Jy ! Component: 150 - total flux cleaned = -7.181e-06 Jy ! Component: 200 - total flux cleaned = 8.03531e-05 Jy ! Total flux subtracted in 200 components = 8.03531e-05 Jy ! Clean residual min=-0.000538 max=0.000515 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.206963 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 162 components and 0.206963 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=0.052818Jy sigma=0.850822 ! Fit after self-cal, rms=0.052815Jy sigma=0.850790 wmodel J0420+3849_X_map.mod ! Writing 162 model components to file: J0420+3849_X_map.mod wobs J0420+3849_X_uvs.fits ! Writing UV FITS file: J0420+3849_X_uvs.fits wwins J0420+3849_X_map.win ! wwins: Wrote 9 windows to J0420+3849_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 = -0.000100498 Jy ! Component: 100 - total flux cleaned = -0.00014694 Jy ! Component: 150 - total flux cleaned = -0.000201095 Jy ! Component: 200 - total flux cleaned = -0.000253817 Jy ! Component: 250 - total flux cleaned = -0.000296484 Jy ! Component: 300 - total flux cleaned = -0.000279632 Jy ! Component: 350 - total flux cleaned = -0.000287897 Jy ! Component: 400 - total flux cleaned = -0.000296045 Jy ! Component: 450 - total flux cleaned = -0.000304099 Jy ! Component: 500 - total flux cleaned = -0.000296344 Jy ! Component: 550 - total flux cleaned = -0.000273259 Jy ! Component: 600 - total flux cleaned = -0.000273497 Jy ! Component: 650 - total flux cleaned = -0.000288705 Jy ! Component: 700 - total flux cleaned = -0.00030375 Jy ! Component: 750 - total flux cleaned = -0.000318684 Jy ! Component: 800 - total flux cleaned = -0.000347997 Jy ! Component: 850 - total flux cleaned = -0.000340738 Jy ! Component: 900 - total flux cleaned = -0.000384062 Jy ! Component: 950 - total flux cleaned = -0.000384091 Jy ! Component: 1000 - total flux cleaned = -0.000391167 Jy ! Component: 1050 - total flux cleaned = -0.000377094 Jy ! Component: 1100 - total flux cleaned = -0.000398029 Jy ! Component: 1150 - total flux cleaned = -0.000411844 Jy ! Component: 1200 - total flux cleaned = -0.000398108 Jy ! Component: 1250 - total flux cleaned = -0.000432221 Jy ! Component: 1300 - total flux cleaned = -0.000405131 Jy ! Component: 1350 - total flux cleaned = -0.000411847 Jy ! Component: 1400 - total flux cleaned = -0.000418521 Jy ! Component: 1450 - total flux cleaned = -0.000405318 Jy ! Component: 1500 - total flux cleaned = -0.000418509 Jy ! Component: 1550 - total flux cleaned = -0.000398846 Jy ! Component: 1600 - total flux cleaned = -0.000418436 Jy ! Component: 1650 - total flux cleaned = -0.000405488 Jy ! Component: 1700 - total flux cleaned = -0.000392526 Jy ! Component: 1750 - total flux cleaned = -0.000360499 Jy ! Component: 1800 - total flux cleaned = -0.000366846 Jy ! Component: 1850 - total flux cleaned = -0.000366942 Jy ! Component: 1900 - total flux cleaned = -0.000335408 Jy ! Component: 1950 - total flux cleaned = -0.000335428 Jy ! Component: 2000 - total flux cleaned = -0.000341651 Jy ! Component: 2050 - total flux cleaned = -0.000316831 Jy ! Component: 2100 - total flux cleaned = -0.000316927 Jy ! Component: 2150 - total flux cleaned = -0.000316893 Jy ! Component: 2200 - total flux cleaned = -0.000304694 Jy ! Component: 2250 - total flux cleaned = -0.000262233 Jy ! Component: 2300 - total flux cleaned = -0.000280336 Jy ! Component: 2350 - total flux cleaned = -0.000274321 Jy ! Component: 2400 - total flux cleaned = -0.000268358 Jy ! Component: 2450 - total flux cleaned = -0.00028624 Jy ! Component: 2500 - total flux cleaned = -0.000280285 Jy ! Component: 2550 - total flux cleaned = -0.000286129 Jy ! Component: 2600 - total flux cleaned = -0.00027433 Jy ! Component: 2650 - total flux cleaned = -0.00025674 Jy ! Component: 2700 - total flux cleaned = -0.000245099 Jy ! Component: 2750 - total flux cleaned = -0.000245082 Jy ! Component: 2800 - total flux cleaned = -0.000239321 Jy ! Component: 2850 - total flux cleaned = -0.000239322 Jy ! Component: 2900 - total flux cleaned = -0.00021077 Jy ! Component: 2950 - total flux cleaned = -0.000210802 Jy ! Component: 3000 - total flux cleaned = -0.000227782 Jy ! Component: 3050 - total flux cleaned = -0.000216487 Jy ! Component: 3100 - total flux cleaned = -0.000227714 Jy ! Component: 3150 - total flux cleaned = -0.000210951 Jy ! Component: 3200 - total flux cleaned = -0.000194236 Jy ! Component: 3250 - total flux cleaned = -0.00019976 Jy ! Component: 3300 - total flux cleaned = -0.00022738 Jy ! Component: 3350 - total flux cleaned = -0.000205359 Jy ! Component: 3400 - total flux cleaned = -0.000221805 Jy ! Component: 3450 - total flux cleaned = -0.00018909 Jy ! Component: 3500 - total flux cleaned = -0.000189119 Jy ! Component: 3550 - total flux cleaned = -0.000205388 Jy ! Component: 3600 - total flux cleaned = -0.000189264 Jy ! Component: 3650 - total flux cleaned = -0.000167794 Jy ! Component: 3700 - total flux cleaned = -0.00015712 Jy ! Component: 3750 - total flux cleaned = -0.000157142 Jy ! Component: 3800 - total flux cleaned = -0.00015182 Jy ! Component: 3850 - total flux cleaned = -0.000130709 Jy ! Component: 3900 - total flux cleaned = -0.000125437 Jy ! Component: 3950 - total flux cleaned = -0.000135927 Jy ! Component: 4000 - total flux cleaned = -0.000120257 Jy ! Component: 4050 - total flux cleaned = -0.000104655 Jy ! Total flux subtracted in 4096 components = -8.39073e-05 Jy ! Clean residual min=-0.000262 max=0.000344 Jy/beam ! Clean residual mean=0.000000 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.206879 Jy keep ! Adding 344 model components to the UV plane model. ! The established model now contains 506 components and 0.206879 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0420+3849_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9819 x 2.378 at -14.74 degrees (North through East) ! Clean map min=-0.00044842 max=0.12702 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0420+3849_X_map.fits wmodel /vlbi/bp222/maps//J0420+3849_X_map.mod ! Writing 506 model components to file: /vlbi/bp222/maps//J0420+3849_X_map.mod wobs /vlbi/bp222/maps//J0420+3849_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0420+3849_X_uvs.fits wwins /vlbi/bp222/maps//J0420+3849_X_map.win ! wwins: Wrote 10 windows to /vlbi/bp222/maps//J0420+3849_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.12702 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.42757e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222663 0.222663 0.445326 0.890653 1.78131 3.56261 7.12522 14.2504 28.5009 57.0018 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.127 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1347.33 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0420+3849_X_dfm.log closed on Thu Sep 27 10:46:26 2018