! Started logfile: /vlbi/uf001/uva//J2250+5550_X_dfm.log on Mon Jan 14 06:25:48 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//J2250+5550_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2250+5550_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.969298 visibilities/baseline/integration-bin. ! Found source: J2250+5550 ! ! 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 23868 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 J2250+5550_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 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024536Jy sigma=21.968213 ! Fit after self-cal, rms=0.785110Jy sigma=16.661754 ! 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=0.7368 mas, bmaj=0.9772 mas, bpa=-9.959 degrees ! Estimated noise=0.395509 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 = 0.164724 Jy ! Component: 100 - total flux cleaned = 0.208122 Jy ! Total flux subtracted in 100 components = 0.208122 Jy ! Clean residual min=-0.009747 max=0.018425 Jy/beam ! Clean residual mean=-0.000006 rms=0.002374 Jy/beam ! Combined flux in latest and established models = 0.208122 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.208122 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=0.087994Jy sigma=1.803274 ! Fit after self-cal, rms=0.087897Jy sigma=1.801346 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0203387 Jy ! Component: 100 - total flux cleaned = 0.0299867 Jy ! Total flux subtracted in 100 components = 0.0299867 Jy ! Clean residual min=-0.008963 max=0.016112 Jy/beam ! Clean residual mean=-0.000005 rms=0.002001 Jy/beam ! Combined flux in latest and established models = 0.238109 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 7 components and 0.238109 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=0.082720Jy sigma=1.645838 ! Fit after self-cal, rms=0.082620Jy sigma=1.643871 ! Inverting map ! Added new window around map position (-0.4, -2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0151284 Jy ! Component: 100 - total flux cleaned = 0.0236114 Jy ! Total flux subtracted in 100 components = 0.0236114 Jy ! Clean residual min=-0.007588 max=0.013251 Jy/beam ! Clean residual mean=-0.000003 rms=0.001760 Jy/beam ! Combined flux in latest and established models = 0.26172 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 15 components and 0.26172 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=0.078058Jy sigma=1.539894 ! Fit after self-cal, rms=0.077592Jy sigma=1.530332 ! Inverting map ! Added new window around map position (0.6, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00999138 Jy ! Component: 100 - total flux cleaned = 0.0166978 Jy ! Total flux subtracted in 100 components = 0.0166978 Jy ! Clean residual min=-0.007374 max=0.008715 Jy/beam ! Clean residual mean=-0.000003 rms=0.001574 Jy/beam ! Combined flux in latest and established models = 0.278418 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.278418 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=0.075533Jy sigma=1.483391 ! Fit after self-cal, rms=0.075495Jy sigma=1.482418 ! 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=0.9113 mas, bmaj=1.227 mas, bpa=-7.176 degrees ! Estimated noise=0.225532 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 (0.8, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0115524 Jy ! Component: 100 - total flux cleaned = 0.0196422 Jy ! Component: 150 - total flux cleaned = 0.0261375 Jy ! Component: 200 - total flux cleaned = 0.0315397 Jy ! Total flux subtracted in 200 components = 0.0315397 Jy ! Clean residual min=-0.007527 max=0.008876 Jy/beam ! Clean residual mean=-0.000003 rms=0.001716 Jy/beam ! Combined flux in latest and established models = 0.309958 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 54 components and 0.309958 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=0.072978Jy sigma=1.426416 ! Fit after self-cal, rms=0.072859Jy sigma=1.423505 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9113 x 1.227 at -7.176 degrees (North through East) ! Clean map min=-0.0066499 max=0.21524 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.98 HN 0.93 KP 0.93 ! LA 0.96 MK 1.07 NL 1.15 OV 0.97 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.00 HN 0.92 KP 0.95 ! LA 0.94 MK 1.09 NL 1.16 OV 0.96 ! SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 0.95 KP 0.93 ! LA 0.95 MK 1.07 NL 1.13 OV 0.96 ! SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 0.93 KP 0.92 ! LA 0.94 MK 1.06 NL 1.13 OV 0.98 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 0.94 KP 0.92 ! LA 0.93 MK 1.06 NL 1.13 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 0.93 KP 0.91 ! LA 0.95 MK 1.08 NL 1.14 OV 0.96 ! SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.00 HN 0.93 KP 0.90 ! LA 0.93 MK 1.05 NL 1.13 OV 0.93 ! SC 0.92 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.98 HN 0.93 KP 0.92 ! LA 0.95 MK 1.04 NL 1.12 OV 0.94 ! SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 0.97 HN 0.93 KP 0.93 ! LA 0.92 MK 1.03 NL 1.14 OV 0.94 ! SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 0.99 HN 0.95 KP 0.93 ! LA 0.93 MK 1.03 NL 1.13 OV 0.92 ! SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 0.98 HN 0.92 KP 0.92 ! LA 0.91 MK 1.01 NL 1.15 OV 0.94 ! SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.97 HN 0.95 KP 0.90 ! LA 0.94 MK 1.03 NL 1.13 OV 0.95 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.072859Jy sigma=1.423505 ! Fit after self-cal, rms=0.068525Jy sigma=1.315570 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9121 mas, bmaj=1.226 mas, bpa=-6.335 degrees ! Estimated noise=0.22349 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 = -0.00397541 Jy ! Component: 100 - total flux cleaned = -0.00520738 Jy ! Component: 150 - total flux cleaned = -0.00605406 Jy ! Component: 200 - total flux cleaned = -0.00656618 Jy ! Total flux subtracted in 200 components = -0.00656618 Jy ! Clean residual min=-0.005470 max=0.004798 Jy/beam ! Clean residual mean=-0.000001 rms=0.000991 Jy/beam ! Combined flux in latest and established models = 0.303392 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.303392 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=0.068077Jy sigma=1.303462 ! Fit after self-cal, rms=0.068130Jy sigma=1.302610 ! 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=0.068130Jy sigma=1.302610 ! Fit after self-cal, rms=0.069928Jy sigma=1.247200 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9054 mas, bmaj=1.229 mas, bpa=-7.201 degrees ! Estimated noise=0.224353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00159429 Jy ! Component: 100 - total flux cleaned = -0.00196806 Jy ! Component: 150 - total flux cleaned = -0.0020448 Jy ! Component: 200 - total flux cleaned = -0.00204419 Jy ! Total flux subtracted in 200 components = -0.00204419 Jy ! Clean residual min=-0.002412 max=0.001866 Jy/beam ! Clean residual mean=0.000000 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.301348 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 80 components and 0.301347 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=0.069714Jy sigma=1.242164 ! Fit after self-cal, rms=0.069795Jy sigma=1.241847 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 = 8.19387e-05 Jy ! Component: 100 - total flux cleaned = -7.00515e-05 Jy ! Component: 150 - total flux cleaned = -0.0002053 Jy ! Component: 200 - total flux cleaned = -0.000202766 Jy ! Total flux subtracted in 200 components = -0.000202766 Jy ! Clean residual min=-0.002125 max=0.001697 Jy/beam ! Clean residual mean=0.000000 rms=0.000398 Jy/beam ! Combined flux in latest and established models = 0.301145 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.301145 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=0.069736Jy sigma=1.240371 ! Fit after self-cal, rms=0.069730Jy sigma=1.240313 ! 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=0.069730Jy sigma=1.240313 ! Fit after self-cal, rms=0.069976Jy sigma=1.239310 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9042 mas, bmaj=1.225 mas, bpa=-7.064 degrees ! Estimated noise=0.223973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00133708 Jy ! Component: 100 - total flux cleaned = -0.00159602 Jy ! Component: 150 - total flux cleaned = -0.00172663 Jy ! Component: 200 - total flux cleaned = -0.00180185 Jy ! Total flux subtracted in 200 components = -0.00180185 Jy ! Clean residual min=-0.001819 max=0.001584 Jy/beam ! Clean residual mean=0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.299343 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.299343 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=0.069896Jy sigma=1.237661 ! Fit after self-cal, rms=0.069901Jy sigma=1.237625 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 = -2.20214e-05 Jy ! Component: 100 - total flux cleaned = -8.79284e-05 Jy ! Component: 150 - total flux cleaned = -8.91664e-05 Jy ! Component: 200 - total flux cleaned = -6.10893e-05 Jy ! Total flux subtracted in 200 components = -6.10893e-05 Jy ! Clean residual min=-0.001685 max=0.001485 Jy/beam ! Clean residual mean=0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.299282 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 94 components and 0.299282 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=0.069872Jy sigma=1.237035 ! Fit after self-cal, rms=0.069870Jy sigma=1.237009 ! 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=0.069870Jy sigma=1.237009 ! Fit after self-cal, rms=0.070068Jy sigma=1.236542 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.1 mas, bmaj=2.243 mas, bpa=-4.959 degrees ! Estimated noise=0.302437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.17595e-05 Jy ! Component: 100 - total flux cleaned = 4.20458e-05 Jy ! Component: 150 - total flux cleaned = 9.46418e-05 Jy ! Component: 200 - total flux cleaned = 0.000117104 Jy ! Total flux subtracted in 200 components = 0.000117104 Jy ! Clean residual min=-0.001579 max=0.001416 Jy/beam ! Clean residual mean=0.000001 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.299399 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 102 components and 0.299399 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=0.070046Jy sigma=1.236054 ! Fit after self-cal, rms=0.070051Jy sigma=1.236034 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 = 6.37835e-05 Jy ! Component: 100 - total flux cleaned = 0.000119825 Jy ! Component: 150 - total flux cleaned = 0.000119758 Jy ! Component: 200 - total flux cleaned = 0.000151961 Jy ! Total flux subtracted in 200 components = 0.000151961 Jy ! Clean residual min=-0.001560 max=0.001402 Jy/beam ! Clean residual mean=0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.299551 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 107 components and 0.299551 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=0.070044Jy sigma=1.235953 ! Fit after self-cal, rms=0.070044Jy sigma=1.235941 ! 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=0.9032 mas, bmaj=1.223 mas, bpa=-6.998 degrees ! Estimated noise=0.223706 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9032 x 1.223 at -6.998 degrees (North through East) ! Clean map min=-0.0013125 max=0.21429 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=0.7297 mas, bmaj=0.975 mas, bpa=-9.445 degrees ! Estimated noise=0.39129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.162733 Jy ! Component: 100 - total flux cleaned = 0.207738 Jy ! Component: 150 - total flux cleaned = 0.22953 Jy ! Component: 200 - total flux cleaned = 0.243535 Jy ! Total flux subtracted in 200 components = 0.243535 Jy ! Clean residual min=-0.004025 max=0.007742 Jy/beam ! Clean residual mean=-0.000003 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.243535 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.243535 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9032 mas, bmaj=1.223 mas, bpa=-6.998 degrees ! Estimated noise=0.223706 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 = 0.0156239 Jy ! Component: 100 - total flux cleaned = 0.0253735 Jy ! Component: 150 - total flux cleaned = 0.0320374 Jy ! Component: 200 - total flux cleaned = 0.0367008 Jy ! Total flux subtracted in 200 components = 0.0367008 Jy ! Clean residual min=-0.002082 max=0.002706 Jy/beam ! Clean residual mean=-0.000001 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.280236 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 42 components and 0.280236 Jy ! Inverting map ! Added new window around map position (-0.8, -3.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349945 Jy ! Component: 100 - total flux cleaned = 0.00625878 Jy ! Component: 150 - total flux cleaned = 0.00849719 Jy ! Component: 200 - total flux cleaned = 0.0103389 Jy ! Total flux subtracted in 200 components = 0.0103389 Jy ! Clean residual min=-0.001527 max=0.001519 Jy/beam ! Clean residual mean=-0.000000 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.290575 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 75 components and 0.290575 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=2.1 mas, bmaj=2.243 mas, bpa=-4.959 degrees ! Estimated noise=0.302437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00300862 Jy ! Component: 100 - total flux cleaned = 0.00495813 Jy ! Component: 150 - total flux cleaned = 0.00636671 Jy ! Component: 200 - total flux cleaned = 0.00741503 Jy ! Total flux subtracted in 200 components = 0.00741503 Jy ! Clean residual min=-0.001556 max=0.001412 Jy/beam ! Clean residual mean=0.000000 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.29799 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 = 0.000810509 Jy ! Component: 100 - total flux cleaned = 0.00145279 Jy ! Component: 150 - total flux cleaned = 0.00196665 Jy ! Component: 200 - total flux cleaned = 0.00237873 Jy ! Total flux subtracted in 200 components = 0.00237873 Jy ! Clean residual min=-0.001501 max=0.001251 Jy/beam ! Clean residual mean=0.000001 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.300369 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 132 components and 0.300368 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9032 mas, bmaj=1.223 mas, bpa=-6.998 degrees ! Estimated noise=0.223706 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000556469 Jy ! Component: 100 - total flux cleaned = -0.000681009 Jy ! Component: 150 - total flux cleaned = -0.000708739 Jy ! Component: 200 - total flux cleaned = -0.000644428 Jy ! Total flux subtracted in 200 components = -0.000644428 Jy ! Clean residual min=-0.001295 max=0.001253 Jy/beam ! Clean residual mean=0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.299724 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 140 components and 0.299724 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=0.069967Jy sigma=1.234924 ! Fit after self-cal, rms=0.069949Jy sigma=1.234638 wmodel J2250+5550_X_map.mod ! Writing 140 model components to file: J2250+5550_X_map.mod wobs J2250+5550_X_uvs.fits ! Writing UV FITS file: J2250+5550_X_uvs.fits wwins J2250+5550_X_map.win ! wwins: Wrote 5 windows to J2250+5550_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 = -0.00019064 Jy ! Component: 100 - total flux cleaned = -0.000321462 Jy ! Component: 150 - total flux cleaned = -0.000487996 Jy ! Component: 200 - total flux cleaned = -0.000609557 Jy ! Component: 250 - total flux cleaned = -0.000707889 Jy ! Component: 300 - total flux cleaned = -0.000727431 Jy ! Component: 350 - total flux cleaned = -0.000840665 Jy ! Component: 400 - total flux cleaned = -0.000896353 Jy ! Component: 450 - total flux cleaned = -0.00111337 Jy ! Component: 500 - total flux cleaned = -0.00116645 Jy ! Component: 550 - total flux cleaned = -0.00135912 Jy ! Component: 600 - total flux cleaned = -0.0014623 Jy ! Component: 650 - total flux cleaned = -0.00153029 Jy ! Component: 700 - total flux cleaned = -0.00159725 Jy ! Component: 750 - total flux cleaned = -0.00166322 Jy ! Component: 800 - total flux cleaned = -0.00174476 Jy ! Component: 850 - total flux cleaned = -0.00180921 Jy ! Component: 900 - total flux cleaned = -0.00184076 Jy ! Component: 950 - total flux cleaned = -0.00191927 Jy ! Component: 1000 - total flux cleaned = -0.00201196 Jy ! Component: 1050 - total flux cleaned = -0.00208813 Jy ! Component: 1100 - total flux cleaned = -0.00220907 Jy ! Component: 1150 - total flux cleaned = -0.00223908 Jy ! Component: 1200 - total flux cleaned = -0.00231315 Jy ! Component: 1250 - total flux cleaned = -0.00238647 Jy ! Component: 1300 - total flux cleaned = -0.00247352 Jy ! Component: 1350 - total flux cleaned = -0.00255979 Jy ! Component: 1400 - total flux cleaned = -0.00261667 Jy ! Component: 1450 - total flux cleaned = -0.00265897 Jy ! Component: 1500 - total flux cleaned = -0.00271487 Jy ! Component: 1550 - total flux cleaned = -0.00279809 Jy ! Component: 1600 - total flux cleaned = -0.00279801 Jy ! Component: 1650 - total flux cleaned = -0.00281178 Jy ! Component: 1700 - total flux cleaned = -0.00289314 Jy ! Component: 1750 - total flux cleaned = -0.0029334 Jy ! Component: 1800 - total flux cleaned = -0.00297338 Jy ! Component: 1850 - total flux cleaned = -0.00303931 Jy ! Component: 1900 - total flux cleaned = -0.00310468 Jy ! Component: 1950 - total flux cleaned = -0.00314363 Jy ! Component: 2000 - total flux cleaned = -0.00315656 Jy ! Component: 2050 - total flux cleaned = -0.00318208 Jy ! Component: 2100 - total flux cleaned = -0.00320764 Jy ! Component: 2150 - total flux cleaned = -0.00325821 Jy ! Component: 2200 - total flux cleaned = -0.00324573 Jy ! Component: 2250 - total flux cleaned = -0.00329553 Jy ! Component: 2300 - total flux cleaned = -0.00327081 Jy ! Component: 2350 - total flux cleaned = -0.00331997 Jy ! Component: 2400 - total flux cleaned = -0.00335655 Jy ! Component: 2450 - total flux cleaned = -0.00338073 Jy ! Component: 2500 - total flux cleaned = -0.00339269 Jy ! Component: 2550 - total flux cleaned = -0.00340465 Jy ! Component: 2600 - total flux cleaned = -0.00342839 Jy ! Component: 2650 - total flux cleaned = -0.00340484 Jy ! Component: 2700 - total flux cleaned = -0.00345164 Jy ! Component: 2750 - total flux cleaned = -0.00347498 Jy ! Component: 2800 - total flux cleaned = -0.00347497 Jy ! Component: 2850 - total flux cleaned = -0.0034634 Jy ! Component: 2900 - total flux cleaned = -0.00345188 Jy ! Component: 2950 - total flux cleaned = -0.00346328 Jy ! Component: 3000 - total flux cleaned = -0.00351987 Jy ! Component: 3050 - total flux cleaned = -0.00351986 Jy ! Component: 3100 - total flux cleaned = -0.00354221 Jy ! Component: 3150 - total flux cleaned = -0.00352004 Jy ! Component: 3200 - total flux cleaned = -0.00356414 Jy ! Component: 3250 - total flux cleaned = -0.003586 Jy ! Component: 3300 - total flux cleaned = -0.00358596 Jy ! Component: 3350 - total flux cleaned = -0.00362939 Jy ! Component: 3400 - total flux cleaned = -0.00365095 Jy ! Component: 3450 - total flux cleaned = -0.00367243 Jy ! Component: 3500 - total flux cleaned = -0.00369378 Jy ! Component: 3550 - total flux cleaned = -0.00370432 Jy ! Component: 3600 - total flux cleaned = -0.00369388 Jy ! Component: 3650 - total flux cleaned = -0.00372536 Jy ! Component: 3700 - total flux cleaned = -0.0037567 Jy ! Component: 3750 - total flux cleaned = -0.00377752 Jy ! Component: 3800 - total flux cleaned = -0.00383955 Jy ! Component: 3850 - total flux cleaned = -0.00384989 Jy ! Component: 3900 - total flux cleaned = -0.00380884 Jy ! Component: 3950 - total flux cleaned = -0.00384962 Jy ! Component: 4000 - total flux cleaned = -0.00392062 Jy ! Component: 4050 - total flux cleaned = -0.00388009 Jy ! Total flux subtracted in 4096 components = -0.00393042 Jy ! Clean residual min=-0.000584 max=0.000572 Jy/beam ! Clean residual mean=0.000000 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.295794 Jy keep ! Adding 326 model components to the UV plane model. ! The established model now contains 466 components and 0.295794 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2250+5550_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9032 x 1.223 at -6.998 degrees (North through East) ! Clean map min=-0.00092664 max=0.2147 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2250+5550_X_map.fits wmodel /vlbi/uf001/uva//J2250+5550_X_map.mod ! Writing 466 model components to file: /vlbi/uf001/uva//J2250+5550_X_map.mod wobs /vlbi/uf001/uva//J2250+5550_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2250+5550_X_uvs.fits wwins /vlbi/uf001/uva//J2250+5550_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J2250+5550_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.214703 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000168979 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.236111 0.236111 0.472222 0.944444 1.88889 3.77778 7.55555 15.1111 30.2222 60.4444 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.214 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1270.59 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2250+5550_X_dfm.log closed on Mon Jan 14 06:25:54 2019