! Started logfile: /vlbi/uf001/uva//J2001+4352_X_dfm.log on Mon Jan 14 05:19:44 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//J2001+4352_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2001+4352_X_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.85108 visibilities/baseline/integration-bin. ! Found source: J2001+4352 ! ! 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 26472 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 J2001+4352_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 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 48 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001852Jy sigma=23.527700 ! Fit after self-cal, rms=0.950192Jy sigma=22.300481 ! 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=0.7351 mas, bmaj=1.055 mas, bpa=-5.447 degrees ! Estimated noise=0.400251 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 = 0.0376614 Jy ! Component: 100 - total flux cleaned = 0.047427 Jy ! Total flux subtracted in 100 components = 0.047427 Jy ! Clean residual min=-0.002857 max=0.004111 Jy/beam ! Clean residual mean=0.000001 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.047427 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.047427 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=0.056885Jy sigma=1.245940 ! Fit after self-cal, rms=0.055824Jy sigma=1.221126 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525507 Jy ! Component: 100 - total flux cleaned = 0.00794714 Jy ! Total flux subtracted in 100 components = 0.00794714 Jy ! Clean residual min=-0.002617 max=0.003094 Jy/beam ! Clean residual mean=0.000001 rms=0.000578 Jy/beam ! Combined flux in latest and established models = 0.0553741 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 15 components and 0.0553741 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=0.055142Jy sigma=1.202066 ! Fit after self-cal, rms=0.055133Jy sigma=1.201348 ! 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=0.9131 mas, bmaj=1.322 mas, bpa=-3.809 degrees ! Estimated noise=0.188225 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 (1.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00453971 Jy ! Component: 100 - total flux cleaned = 0.00733233 Jy ! Component: 150 - total flux cleaned = 0.00933427 Jy ! Component: 200 - total flux cleaned = 0.0108445 Jy ! Total flux subtracted in 200 components = 0.0108445 Jy ! Clean residual min=-0.001784 max=0.003122 Jy/beam ! Clean residual mean=0.000005 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.0662186 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 39 components and 0.0662186 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=0.054711Jy sigma=1.190318 ! Fit after self-cal, rms=0.054666Jy sigma=1.188887 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9131 x 1.322 at -3.809 degrees (North through East) ! Clean map min=-0.0016926 max=0.051581 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.08 KP 0.97 LA 0.94 ! MK 1.07 NL 1.10 OV 0.91 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.07 KP 1.06 LA 0.99 ! MK 1.03 NL 1.10 OV 0.88 PT 0.96 ! SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.05 KP 1.02 LA 0.92 ! MK 1.06 NL 1.15 OV 0.92 PT 0.89 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.07 KP 0.99 LA 0.95 ! MK 1.03 NL 1.15 OV 0.87 PT 0.90 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.01 KP 1.08 LA 1.01 ! MK 1.01 NL 1.13 OV 0.91 PT 0.93 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.07 KP 0.98 LA 1.01 ! MK 1.07 NL 1.10 OV 0.89 PT 0.92 ! SC 0.93 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.08 KP 1.13 LA 0.98 ! MK 0.99 NL 1.11 OV 0.86 PT 0.95 ! SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.01 KP 1.02 LA 0.96 ! MK 1.02 NL 1.06 OV 0.97 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.04 KP 1.02 LA 1.01 ! MK 0.99 NL 1.08 OV 0.92 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.05 KP 1.02 LA 0.96 ! MK 1.03 NL 1.13 OV 0.86 PT 0.92 ! SC 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.05 KP 1.03 LA 1.01 ! MK 0.98 NL 1.12 OV 0.89 PT 0.95 ! SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.02 KP 1.00 LA 0.94 ! MK 0.95 NL 1.11 OV 0.93 PT 0.92 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.054666Jy sigma=1.188887 ! Fit after self-cal, rms=0.054034Jy sigma=1.181785 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9167 mas, bmaj=1.325 mas, bpa=-2.534 degrees ! Estimated noise=0.185999 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 = -0.000134834 Jy ! Component: 100 - total flux cleaned = -8.15447e-05 Jy ! Component: 150 - total flux cleaned = -8.14225e-05 Jy ! Component: 200 - total flux cleaned = -0.000136614 Jy ! Total flux subtracted in 200 components = -0.000136614 Jy ! Clean residual min=-0.001206 max=0.001230 Jy/beam ! Clean residual mean=0.000004 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.066082 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 56 components and 0.066082 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=0.054004Jy sigma=1.181252 ! Fit after self-cal, rms=0.054076Jy sigma=1.180702 ! 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=0.054076Jy sigma=1.180702 ! Fit after self-cal, rms=0.056373Jy sigma=1.176471 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9149 mas, bmaj=1.321 mas, bpa=-3.389 degrees ! Estimated noise=0.186957 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000335122 Jy ! Component: 100 - total flux cleaned = 0.000429454 Jy ! Component: 150 - total flux cleaned = 0.000414547 Jy ! Component: 200 - total flux cleaned = 0.000388285 Jy ! Total flux subtracted in 200 components = 0.000388285 Jy ! Clean residual min=-0.000963 max=0.000931 Jy/beam ! Clean residual mean=0.000003 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0664703 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 65 components and 0.0664702 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=0.056359Jy sigma=1.176200 ! Fit after self-cal, rms=0.056410Jy sigma=1.175928 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000147262 Jy ! Component: 100 - total flux cleaned = 0.000122445 Jy ! Component: 150 - total flux cleaned = 0.000100112 Jy ! Component: 200 - total flux cleaned = 7.01956e-05 Jy ! Total flux subtracted in 200 components = 7.01956e-05 Jy ! Clean residual min=-0.000945 max=0.000935 Jy/beam ! Clean residual mean=0.000003 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0665404 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 69 components and 0.0665404 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=0.056405Jy sigma=1.175831 ! Fit after self-cal, rms=0.056406Jy sigma=1.175821 ! 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=0.056406Jy sigma=1.175821 ! Fit after self-cal, rms=0.056774Jy sigma=1.175742 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9127 mas, bmaj=1.322 mas, bpa=-3.387 degrees ! Estimated noise=0.186966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000110358 Jy ! Component: 100 - total flux cleaned = 0.000171313 Jy ! Component: 150 - total flux cleaned = 0.000150448 Jy ! Component: 200 - total flux cleaned = 0.000141095 Jy ! Total flux subtracted in 200 components = 0.000141095 Jy ! Clean residual min=-0.000920 max=0.000909 Jy/beam ! Clean residual mean=0.000003 rms=0.000215 Jy/beam ! Combined flux in latest and established models = 0.0666815 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 75 components and 0.0666815 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=0.056769Jy sigma=1.175641 ! Fit after self-cal, rms=0.056774Jy sigma=1.175628 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 = 3.49424e-05 Jy ! Component: 100 - total flux cleaned = 1.74857e-05 Jy ! Component: 150 - total flux cleaned = 7.85963e-07 Jy ! Component: 200 - total flux cleaned = -2.2554e-05 Jy ! Total flux subtracted in 200 components = -2.2554e-05 Jy ! Clean residual min=-0.000916 max=0.000910 Jy/beam ! Clean residual mean=0.000003 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.066659 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 79 components and 0.066659 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=0.056771Jy sigma=1.175578 ! Fit after self-cal, rms=0.056772Jy sigma=1.175575 ! 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=0.056772Jy sigma=1.175575 ! Fit after self-cal, rms=0.056872Jy sigma=1.175554 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.059 mas, bmaj=2.348 mas, bpa=1.726 degrees ! Estimated noise=0.236608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000189575 Jy ! Component: 100 - total flux cleaned = 0.000213732 Jy ! Component: 150 - total flux cleaned = 0.000227488 Jy ! Component: 200 - total flux cleaned = 0.000245152 Jy ! Total flux subtracted in 200 components = 0.000245152 Jy ! Clean residual min=-0.001195 max=0.001120 Jy/beam ! Clean residual mean=0.000008 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0669041 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 89 components and 0.0669041 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=0.056872Jy sigma=1.175528 ! Fit after self-cal, rms=0.056872Jy sigma=1.175523 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 = 3.12039e-05 Jy ! Component: 100 - total flux cleaned = 4.20439e-05 Jy ! Component: 150 - total flux cleaned = 5.15439e-05 Jy ! Component: 200 - total flux cleaned = 6.01622e-05 Jy ! Total flux subtracted in 200 components = 6.01622e-05 Jy ! Clean residual min=-0.001192 max=0.001106 Jy/beam ! Clean residual mean=0.000008 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.0669643 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 90 components and 0.0669643 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=0.056873Jy sigma=1.175518 ! Fit after self-cal, rms=0.056873Jy sigma=1.175514 ! 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=0.9108 mas, bmaj=1.321 mas, bpa=-3.4 degrees ! Estimated noise=0.186913 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9108 x 1.321 at -3.4 degrees (North through East) ! Clean map min=-0.00082772 max=0.050886 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=0.7308 mas, bmaj=1.051 mas, bpa=-4.56 degrees ! Estimated noise=0.399464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0382864 Jy ! Component: 100 - total flux cleaned = 0.0487659 Jy ! Component: 150 - total flux cleaned = 0.0536145 Jy ! Component: 200 - total flux cleaned = 0.0565149 Jy ! Total flux subtracted in 200 components = 0.0565149 Jy ! Clean residual min=-0.001937 max=0.001976 Jy/beam ! Clean residual mean=0.000001 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0565149 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0565149 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9108 mas, bmaj=1.321 mas, bpa=-3.4 degrees ! Estimated noise=0.186913 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 = 0.00346026 Jy ! Component: 100 - total flux cleaned = 0.00553022 Jy ! Component: 150 - total flux cleaned = 0.00700327 Jy ! Component: 200 - total flux cleaned = 0.00784356 Jy ! Total flux subtracted in 200 components = 0.00784356 Jy ! Clean residual min=-0.001013 max=0.000871 Jy/beam ! Clean residual mean=0.000004 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0643584 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 40 components and 0.0643584 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=2.059 mas, bmaj=2.348 mas, bpa=1.726 degrees ! Estimated noise=0.236608 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117362 Jy ! Component: 100 - total flux cleaned = 0.00157719 Jy ! Component: 150 - total flux cleaned = 0.00185427 Jy ! Component: 200 - total flux cleaned = 0.00205273 Jy ! Total flux subtracted in 200 components = 0.00205273 Jy ! Clean residual min=-0.001182 max=0.001092 Jy/beam ! Clean residual mean=0.000008 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.0664112 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 = 0.00014574 Jy ! Component: 100 - total flux cleaned = 0.00025504 Jy ! Component: 150 - total flux cleaned = 0.000337716 Jy ! Component: 200 - total flux cleaned = 0.000395966 Jy ! Total flux subtracted in 200 components = 0.000395966 Jy ! Clean residual min=-0.001189 max=0.001109 Jy/beam ! Clean residual mean=0.000008 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0668071 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 78 components and 0.0668071 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9108 mas, bmaj=1.321 mas, bpa=-3.4 degrees ! Estimated noise=0.186913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.02251e-05 Jy ! Component: 100 - total flux cleaned = 7.93356e-05 Jy ! Component: 150 - total flux cleaned = 9.33404e-05 Jy ! Component: 200 - total flux cleaned = 6.75785e-05 Jy ! Total flux subtracted in 200 components = 6.75785e-05 Jy ! Clean residual min=-0.000866 max=0.000926 Jy/beam ! Clean residual mean=0.000003 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0668747 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 94 components and 0.0668747 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=0.056876Jy sigma=1.175586 ! Fit after self-cal, rms=0.056874Jy sigma=1.175497 wmodel J2001+4352_X_map.mod ! Writing 94 model components to file: J2001+4352_X_map.mod wobs J2001+4352_X_uvs.fits ! Writing UV FITS file: J2001+4352_X_uvs.fits wwins J2001+4352_X_map.win ! wwins: Wrote 2 windows to J2001+4352_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 = 0.000134007 Jy ! Component: 100 - total flux cleaned = 0.0002764 Jy ! Component: 150 - total flux cleaned = 0.000381659 Jy ! Component: 200 - total flux cleaned = 0.000410959 Jy ! Component: 250 - total flux cleaned = 0.000467298 Jy ! Component: 300 - total flux cleaned = 0.000494416 Jy ! Component: 350 - total flux cleaned = 0.000521101 Jy ! Component: 400 - total flux cleaned = 0.000586181 Jy ! Component: 450 - total flux cleaned = 0.0006245 Jy ! Component: 500 - total flux cleaned = 0.000686709 Jy ! Component: 550 - total flux cleaned = 0.000747351 Jy ! Component: 600 - total flux cleaned = 0.000758903 Jy ! Component: 650 - total flux cleaned = 0.000770831 Jy ! Component: 700 - total flux cleaned = 0.000805573 Jy ! Component: 750 - total flux cleaned = 0.000816936 Jy ! Component: 800 - total flux cleaned = 0.000827846 Jy ! Component: 850 - total flux cleaned = 0.000861222 Jy ! Component: 900 - total flux cleaned = 0.000915837 Jy ! Component: 950 - total flux cleaned = 0.000948229 Jy ! Component: 1000 - total flux cleaned = 0.00101216 Jy ! Component: 1050 - total flux cleaned = 0.00104379 Jy ! Component: 1100 - total flux cleaned = 0.00106458 Jy ! Component: 1150 - total flux cleaned = 0.00108531 Jy ! Component: 1200 - total flux cleaned = 0.00111596 Jy ! Component: 1250 - total flux cleaned = 0.00112619 Jy ! Component: 1300 - total flux cleaned = 0.00112633 Jy ! Component: 1350 - total flux cleaned = 0.00116596 Jy ! Component: 1400 - total flux cleaned = 0.00122467 Jy ! Component: 1450 - total flux cleaned = 0.00121475 Jy ! Component: 1500 - total flux cleaned = 0.00122434 Jy ! Component: 1550 - total flux cleaned = 0.0011958 Jy ! Component: 1600 - total flux cleaned = 0.00117702 Jy ! Component: 1650 - total flux cleaned = 0.00119556 Jy ! Component: 1700 - total flux cleaned = 0.00120477 Jy ! Component: 1750 - total flux cleaned = 0.00114063 Jy ! Component: 1800 - total flux cleaned = 0.00117707 Jy ! Component: 1850 - total flux cleaned = 0.00118592 Jy ! Component: 1900 - total flux cleaned = 0.00115913 Jy ! Component: 1950 - total flux cleaned = 0.00119461 Jy ! Component: 2000 - total flux cleaned = 0.00119464 Jy ! Component: 2050 - total flux cleaned = 0.001186 Jy ! Component: 2100 - total flux cleaned = 0.00119457 Jy ! Component: 2150 - total flux cleaned = 0.00121174 Jy ! Component: 2200 - total flux cleaned = 0.0012287 Jy ! Component: 2250 - total flux cleaned = 0.00123694 Jy ! Component: 2300 - total flux cleaned = 0.00122849 Jy ! Component: 2350 - total flux cleaned = 0.0012368 Jy ! Component: 2400 - total flux cleaned = 0.00123681 Jy ! Component: 2450 - total flux cleaned = 0.00119574 Jy ! Component: 2500 - total flux cleaned = 0.00122826 Jy ! Component: 2550 - total flux cleaned = 0.00126077 Jy ! Component: 2600 - total flux cleaned = 0.0012849 Jy ! Component: 2650 - total flux cleaned = 0.00124504 Jy ! Component: 2700 - total flux cleaned = 0.00127692 Jy ! Component: 2750 - total flux cleaned = 0.00131626 Jy ! Component: 2800 - total flux cleaned = 0.0013711 Jy ! Component: 2850 - total flux cleaned = 0.00134776 Jy ! Component: 2900 - total flux cleaned = 0.00139413 Jy ! Component: 2950 - total flux cleaned = 0.00143254 Jy ! Component: 3000 - total flux cleaned = 0.00142482 Jy ! Component: 3050 - total flux cleaned = 0.00143242 Jy ! Component: 3100 - total flux cleaned = 0.00145512 Jy ! Component: 3150 - total flux cleaned = 0.00147757 Jy ! Component: 3200 - total flux cleaned = 0.00148501 Jy ! Component: 3250 - total flux cleaned = 0.00148501 Jy ! Component: 3300 - total flux cleaned = 0.00149973 Jy ! Component: 3350 - total flux cleaned = 0.00153633 Jy ! Component: 3400 - total flux cleaned = 0.00157273 Jy ! Component: 3450 - total flux cleaned = 0.00157275 Jy ! Component: 3500 - total flux cleaned = 0.00157267 Jy ! Component: 3550 - total flux cleaned = 0.0016156 Jy ! Component: 3600 - total flux cleaned = 0.00160134 Jy ! Component: 3650 - total flux cleaned = 0.00162262 Jy ! Component: 3700 - total flux cleaned = 0.00158043 Jy ! Component: 3750 - total flux cleaned = 0.00158749 Jy ! Component: 3800 - total flux cleaned = 0.00161539 Jy ! Component: 3850 - total flux cleaned = 0.00161542 Jy ! Component: 3900 - total flux cleaned = 0.00162922 Jy ! Component: 3950 - total flux cleaned = 0.00162923 Jy ! Component: 4000 - total flux cleaned = 0.00162235 Jy ! Component: 4050 - total flux cleaned = 0.00160198 Jy ! Total flux subtracted in 4096 components = 0.00161546 Jy ! Clean residual min=-0.000451 max=0.000425 Jy/beam ! Clean residual mean=0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0684901 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 415 components and 0.0684902 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2001+4352_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9108 x 1.321 at -3.4 degrees (North through East) ! Clean map min=-0.0008187 max=0.050944 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2001+4352_X_map.fits wmodel /vlbi/uf001/uva//J2001+4352_X_map.mod ! Writing 415 model components to file: /vlbi/uf001/uva//J2001+4352_X_map.mod wobs /vlbi/uf001/uva//J2001+4352_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2001+4352_X_uvs.fits wwins /vlbi/uf001/uva//J2001+4352_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2001+4352_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0509436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000111415 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.656108 0.656108 1.31222 2.62443 5.24886 10.4977 20.9954 41.9909 83.9818 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 457.241 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2001+4352_X_dfm.log closed on Mon Jan 14 05:19:49 2019