! Started logfile: /vlbi/bp222/temp_maps//J0847-0520_X_dfm.log on Thu Feb 14 22:42:49 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/bp222/temp_maps//J0847-0520_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/temp_maps//J0847-0520_X_uvm.fits ! AN table 1: 77 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.800866 visibilities/baseline/integration-bin. ! Found source: J0847-0520 ! ! 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 33300 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 J0847-0520_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 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 88 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.064933Jy sigma=16.362733 ! Fit after self-cal, rms=0.627461Jy sigma=9.738850 ! 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=0.7003 mas, bmaj=1.741 mas, bpa=1.129 degrees ! Estimated noise=0.436161 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 = 0.286785 Jy ! Component: 100 - total flux cleaned = 0.349502 Jy ! Total flux subtracted in 100 components = 0.349502 Jy ! Clean residual min=-0.008370 max=0.018666 Jy/beam ! Clean residual mean=-0.000013 rms=0.001644 Jy/beam ! Combined flux in latest and established models = 0.349502 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.349502 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=0.074323Jy sigma=1.035299 ! Fit after self-cal, rms=0.074323Jy sigma=1.035002 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0197386 Jy ! Component: 100 - total flux cleaned = 0.0303885 Jy ! Total flux subtracted in 100 components = 0.0303885 Jy ! Clean residual min=-0.007505 max=0.008681 Jy/beam ! Clean residual mean=-0.000010 rms=0.001319 Jy/beam ! Combined flux in latest and established models = 0.379891 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 13 components and 0.379891 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=0.067052Jy sigma=0.934680 ! Fit after self-cal, rms=0.067004Jy sigma=0.934136 ! Inverting map ! Added new window around map position (0.6, 16.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00830483 Jy ! Component: 100 - total flux cleaned = 0.0121484 Jy ! Total flux subtracted in 100 components = 0.0121484 Jy ! Clean residual min=-0.007656 max=0.007391 Jy/beam ! Clean residual mean=-0.000010 rms=0.001254 Jy/beam ! Combined flux in latest and established models = 0.392039 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.392039 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=0.065759Jy sigma=0.923446 ! Fit after self-cal, rms=0.065689Jy sigma=0.922100 ! 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=0.8932 mas, bmaj=2.083 mas, bpa=1.48 degrees ! Estimated noise=0.265489 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 = 0.0028449 Jy ! Component: 100 - total flux cleaned = 0.00359589 Jy ! Component: 150 - total flux cleaned = 0.00376598 Jy ! Component: 200 - total flux cleaned = 0.00391907 Jy ! Total flux subtracted in 200 components = 0.00391907 Jy ! Clean residual min=-0.007698 max=0.006148 Jy/beam ! Clean residual mean=-0.000006 rms=0.001404 Jy/beam ! Combined flux in latest and established models = 0.395958 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 28 components and 0.395958 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=0.065176Jy sigma=0.919187 ! Fit after self-cal, rms=0.065132Jy sigma=0.918849 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8932 x 2.083 at 1.48 degrees (North through East) ! Clean map min=-0.0072873 max=0.3704 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.92 KP 1.02 ! LA 1.00 MK 1.02 NL 1.04 OV 0.98 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.93 KP 1.02 ! LA 1.00 MK 1.02 NL 1.04 OV 0.98 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.92 KP 1.02 ! LA 1.00 MK 1.02 NL 1.04 OV 0.98 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.91 KP 1.01 ! LA 1.00 MK 1.03 NL 1.04 OV 0.98 ! PT 1.02 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 0.92 KP 1.02 ! LA 1.01 MK 1.02 NL 1.03 OV 0.98 ! PT 1.04 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.92 KP 1.01 ! LA 1.00 MK 1.02 NL 1.04 OV 0.98 ! PT 1.03 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.91 KP 1.01 ! LA 1.00 MK 1.02 NL 1.02 OV 0.99 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.92 KP 1.02 ! LA 1.00 MK 1.02 NL 1.03 OV 0.99 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.91 KP 1.02 ! LA 1.02 MK 1.03 NL 1.01 OV 0.99 ! PT 1.04 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.92 KP 1.02 ! LA 1.00 MK 1.02 NL 1.05 OV 1.00 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.92 KP 1.02 ! LA 1.00 MK 1.03 NL 1.03 OV 1.00 ! PT 1.04 SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.92 KP 1.02 ! LA 1.01 MK 1.01 NL 1.04 OV 0.99 ! PT 1.00 SC 0.98 ! ! ! Fit before self-cal, rms=0.065132Jy sigma=0.918849 ! Fit after self-cal, rms=0.061676Jy sigma=0.884170 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8902 mas, bmaj=2.084 mas, bpa=1.636 degrees ! Estimated noise=0.265881 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 (5.6, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00527084 Jy ! Component: 100 - total flux cleaned = 0.00640067 Jy ! Component: 150 - total flux cleaned = 0.00694654 Jy ! Component: 200 - total flux cleaned = 0.00742608 Jy ! Total flux subtracted in 200 components = 0.00742608 Jy ! Clean residual min=-0.005323 max=0.005507 Jy/beam ! Clean residual mean=-0.000004 rms=0.001196 Jy/beam ! Combined flux in latest and established models = 0.403384 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 43 components and 0.403384 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=0.060821Jy sigma=0.875381 ! Fit after self-cal, rms=0.060744Jy sigma=0.874508 ! 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=0.060744Jy sigma=0.874508 ! Fit after self-cal, rms=0.055859Jy sigma=0.783789 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8913 mas, bmaj=2.086 mas, bpa=1.709 degrees ! Estimated noise=0.266903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.07465e-05 Jy ! Component: 100 - total flux cleaned = 0.000269497 Jy ! Component: 150 - total flux cleaned = 0.000272866 Jy ! Component: 200 - total flux cleaned = 3.66549e-05 Jy ! Total flux subtracted in 200 components = 3.66549e-05 Jy ! Clean residual min=-0.002914 max=0.003991 Jy/beam ! Clean residual mean=-0.000002 rms=0.000527 Jy/beam ! Combined flux in latest and established models = 0.403421 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 59 components and 0.403421 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=0.055636Jy sigma=0.780914 ! Fit after self-cal, rms=0.055607Jy sigma=0.780614 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 (-1.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262088 Jy ! Component: 100 - total flux cleaned = 0.00214082 Jy ! Component: 150 - total flux cleaned = 0.00189717 Jy ! Component: 200 - total flux cleaned = 0.00167905 Jy ! Total flux subtracted in 200 components = 0.00167905 Jy ! Clean residual min=-0.002363 max=0.002593 Jy/beam ! Clean residual mean=-0.000002 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.4051 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 76 components and 0.4051 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=0.055337Jy sigma=0.776797 ! Fit after self-cal, rms=0.055306Jy sigma=0.776564 ! Inverting map ! Added new window around map position (-7.4, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0023146 Jy ! Component: 100 - total flux cleaned = 0.00334811 Jy ! Component: 150 - total flux cleaned = 0.00385469 Jy ! Component: 200 - total flux cleaned = 0.00408027 Jy ! Total flux subtracted in 200 components = 0.00408027 Jy ! Clean residual min=-0.002124 max=0.001935 Jy/beam ! Clean residual mean=-0.000002 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.40918 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 91 components and 0.40918 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=0.055150Jy sigma=0.774763 ! Fit after self-cal, rms=0.055143Jy sigma=0.774680 ! 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=0.055143Jy sigma=0.774680 ! Fit after self-cal, rms=0.053400Jy sigma=0.760465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8907 mas, bmaj=2.084 mas, bpa=1.704 degrees ! Estimated noise=0.266453 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000724556 Jy ! Component: 100 - total flux cleaned = -0.000829716 Jy ! Component: 150 - total flux cleaned = -0.000872098 Jy ! Component: 200 - total flux cleaned = -0.000907885 Jy ! Total flux subtracted in 200 components = -0.000907885 Jy ! Clean residual min=-0.001131 max=0.001083 Jy/beam ! Clean residual mean=-0.000000 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.408272 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 106 components and 0.408272 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=0.053310Jy sigma=0.759238 ! Fit after self-cal, rms=0.053295Jy sigma=0.759098 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 (4, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000298082 Jy ! Component: 100 - total flux cleaned = 0.000371737 Jy ! Component: 150 - total flux cleaned = 0.000219289 Jy ! Component: 200 - total flux cleaned = 0.000136067 Jy ! Total flux subtracted in 200 components = 0.000136067 Jy ! Clean residual min=-0.000980 max=0.001081 Jy/beam ! Clean residual mean=-0.000000 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.408408 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 123 components and 0.408408 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=0.053252Jy sigma=0.758481 ! Fit after self-cal, rms=0.053248Jy sigma=0.758435 ! Inverting map ! Added new window around map position (35.6, -47.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000620305 Jy ! Component: 100 - total flux cleaned = 0.000650644 Jy ! Component: 150 - total flux cleaned = 0.000522137 Jy ! Component: 200 - total flux cleaned = 0.000379438 Jy ! Total flux subtracted in 200 components = 0.000379438 Jy ! Clean residual min=-0.000908 max=0.000958 Jy/beam ! Clean residual mean=-0.000000 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.408788 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 134 components and 0.408788 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=0.053220Jy sigma=0.757986 ! Fit after self-cal, rms=0.053218Jy sigma=0.757967 ! 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=0.053218Jy sigma=0.757967 ! Fit after self-cal, rms=0.053153Jy sigma=0.757732 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.057 mas, bmaj=3.525 mas, bpa=4.177 degrees ! Estimated noise=0.326661 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.64864e-05 Jy ! Component: 100 - total flux cleaned = -7.74001e-05 Jy ! Component: 150 - total flux cleaned = -7.69499e-05 Jy ! Component: 200 - total flux cleaned = -5.77676e-05 Jy ! Total flux subtracted in 200 components = -5.77676e-05 Jy ! Clean residual min=-0.001104 max=0.001008 Jy/beam ! Clean residual mean=-0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.40873 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 167 components and 0.40873 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=0.053144Jy sigma=0.757533 ! Fit after self-cal, rms=0.053143Jy sigma=0.757519 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 = -3.32874e-05 Jy ! Component: 100 - total flux cleaned = -4.89212e-05 Jy ! Component: 150 - total flux cleaned = -4.87686e-05 Jy ! Component: 200 - total flux cleaned = -6.21623e-05 Jy ! Total flux subtracted in 200 components = -6.21623e-05 Jy ! Clean residual min=-0.001029 max=0.000992 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.408668 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 188 components and 0.408668 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=0.053140Jy sigma=0.757437 ! Fit after self-cal, rms=0.053139Jy sigma=0.757430 ! 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=0.8905 mas, bmaj=2.084 mas, bpa=1.709 degrees ! Estimated noise=0.2662 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8905 x 2.084 at 1.709 degrees (North through East) ! Clean map min=-0.001712 max=0.37158 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=0.6996 mas, bmaj=1.746 mas, bpa=1.359 degrees ! Estimated noise=0.435353 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.286222 Jy ! Component: 100 - total flux cleaned = 0.349051 Jy ! Component: 150 - total flux cleaned = 0.369965 Jy ! Component: 200 - total flux cleaned = 0.38075 Jy ! Total flux subtracted in 200 components = 0.38075 Jy ! Clean residual min=-0.002912 max=0.005330 Jy/beam ! Clean residual mean=-0.000004 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.38075 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.38075 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8905 mas, bmaj=2.084 mas, bpa=1.709 degrees ! Estimated noise=0.2662 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 = 0.00908036 Jy ! Component: 100 - total flux cleaned = 0.013803 Jy ! Component: 150 - total flux cleaned = 0.0167898 Jy ! Component: 200 - total flux cleaned = 0.0189424 Jy ! Total flux subtracted in 200 components = 0.0189424 Jy ! Clean residual min=-0.001560 max=0.001338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.399693 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 43 components and 0.399693 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=2.057 mas, bmaj=3.525 mas, bpa=4.177 degrees ! Estimated noise=0.326661 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220648 Jy ! Component: 100 - total flux cleaned = 0.00367828 Jy ! Component: 150 - total flux cleaned = 0.00484385 Jy ! Component: 200 - total flux cleaned = 0.00563302 Jy ! Total flux subtracted in 200 components = 0.00563302 Jy ! Clean residual min=-0.001290 max=0.001082 Jy/beam ! Clean residual mean=-0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.405326 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 = 0.000575638 Jy ! Component: 100 - total flux cleaned = 0.00104986 Jy ! Component: 150 - total flux cleaned = 0.00134104 Jy ! Component: 200 - total flux cleaned = 0.0015824 Jy ! Total flux subtracted in 200 components = 0.0015824 Jy ! Clean residual min=-0.001166 max=0.000993 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.406908 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 101 components and 0.406908 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8905 mas, bmaj=2.084 mas, bpa=1.709 degrees ! Estimated noise=0.2662 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.08705e-06 Jy ! Component: 100 - total flux cleaned = 0.000197855 Jy ! Component: 150 - total flux cleaned = 0.000409891 Jy ! Component: 200 - total flux cleaned = 0.000635346 Jy ! Total flux subtracted in 200 components = 0.000635346 Jy ! Clean residual min=-0.001022 max=0.000934 Jy/beam ! Clean residual mean=-0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.407543 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 117 components and 0.407543 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=0.053195Jy sigma=0.758074 ! Fit after self-cal, rms=0.053177Jy sigma=0.757848 wmodel J0847-0520_X_map.mod ! Writing 117 model components to file: J0847-0520_X_map.mod wobs J0847-0520_X_uvs.fits ! Writing UV FITS file: J0847-0520_X_uvs.fits wwins J0847-0520_X_map.win ! wwins: Wrote 7 windows to J0847-0520_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 = -0.000247507 Jy ! Component: 100 - total flux cleaned = -0.000362118 Jy ! Component: 150 - total flux cleaned = -0.000377243 Jy ! Component: 200 - total flux cleaned = -0.000407598 Jy ! Component: 250 - total flux cleaned = -0.000451842 Jy ! Component: 300 - total flux cleaned = -0.000466428 Jy ! Component: 350 - total flux cleaned = -0.000523357 Jy ! Component: 400 - total flux cleaned = -0.000564982 Jy ! Component: 450 - total flux cleaned = -0.000565127 Jy ! Component: 500 - total flux cleaned = -0.000605505 Jy ! Component: 550 - total flux cleaned = -0.000645183 Jy ! Component: 600 - total flux cleaned = -0.000697255 Jy ! Component: 650 - total flux cleaned = -0.000710078 Jy ! Component: 700 - total flux cleaned = -0.000722916 Jy ! Component: 750 - total flux cleaned = -0.000722929 Jy ! Component: 800 - total flux cleaned = -0.000747502 Jy ! Component: 850 - total flux cleaned = -0.000759428 Jy ! Component: 900 - total flux cleaned = -0.000735498 Jy ! Component: 950 - total flux cleaned = -0.000771197 Jy ! Component: 1000 - total flux cleaned = -0.000782906 Jy ! Component: 1050 - total flux cleaned = -0.000852202 Jy ! Component: 1100 - total flux cleaned = -0.000840522 Jy ! Component: 1150 - total flux cleaned = -0.000829251 Jy ! Component: 1200 - total flux cleaned = -0.000851609 Jy ! Component: 1250 - total flux cleaned = -0.000862934 Jy ! Component: 1300 - total flux cleaned = -0.000896153 Jy ! Component: 1350 - total flux cleaned = -0.000928975 Jy ! Component: 1400 - total flux cleaned = -0.000918185 Jy ! Component: 1450 - total flux cleaned = -0.000939682 Jy ! Component: 1500 - total flux cleaned = -0.000971733 Jy ! Component: 1550 - total flux cleaned = -0.00101416 Jy ! Component: 1600 - total flux cleaned = -0.00102472 Jy ! Component: 1650 - total flux cleaned = -0.00109782 Jy ! Component: 1700 - total flux cleaned = -0.0011806 Jy ! Component: 1750 - total flux cleaned = -0.00123203 Jy ! Component: 1800 - total flux cleaned = -0.00125237 Jy ! Component: 1850 - total flux cleaned = -0.00129276 Jy ! Component: 1900 - total flux cleaned = -0.00134309 Jy ! Component: 1950 - total flux cleaned = -0.00138296 Jy ! Component: 2000 - total flux cleaned = -0.00145242 Jy ! Component: 2050 - total flux cleaned = -0.0015213 Jy ! Component: 2100 - total flux cleaned = -0.00152125 Jy ! Component: 2150 - total flux cleaned = -0.00157958 Jy ! Component: 2200 - total flux cleaned = -0.00159895 Jy ! Component: 2250 - total flux cleaned = -0.00162772 Jy ! Component: 2300 - total flux cleaned = -0.00169451 Jy ! Component: 2350 - total flux cleaned = -0.00172287 Jy ! Component: 2400 - total flux cleaned = -0.00176058 Jy ! Component: 2450 - total flux cleaned = -0.0017793 Jy ! Component: 2500 - total flux cleaned = -0.00184453 Jy ! Component: 2550 - total flux cleaned = -0.00187225 Jy ! Component: 2600 - total flux cleaned = -0.00187218 Jy ! Component: 2650 - total flux cleaned = -0.00194542 Jy ! Component: 2700 - total flux cleaned = -0.00192722 Jy ! Component: 2750 - total flux cleaned = -0.00197242 Jy ! Component: 2800 - total flux cleaned = -0.00203547 Jy ! Component: 2850 - total flux cleaned = -0.00204447 Jy ! Component: 2900 - total flux cleaned = -0.00208012 Jy ! Component: 2950 - total flux cleaned = -0.00215098 Jy ! Component: 3000 - total flux cleaned = -0.00216856 Jy ! Component: 3050 - total flux cleaned = -0.00220358 Jy ! Component: 3100 - total flux cleaned = -0.00217739 Jy ! Component: 3150 - total flux cleaned = -0.00222075 Jy ! Component: 3200 - total flux cleaned = -0.00226383 Jy ! Component: 3250 - total flux cleaned = -0.00228099 Jy ! Component: 3300 - total flux cleaned = -0.00233217 Jy ! Component: 3350 - total flux cleaned = -0.00232364 Jy ! Component: 3400 - total flux cleaned = -0.00234051 Jy ! Component: 3450 - total flux cleaned = -0.00236581 Jy ! Component: 3500 - total flux cleaned = -0.00235738 Jy ! Component: 3550 - total flux cleaned = -0.00243237 Jy ! Component: 3600 - total flux cleaned = -0.00242408 Jy ! Component: 3650 - total flux cleaned = -0.00242411 Jy ! Component: 3700 - total flux cleaned = -0.00246519 Jy ! Component: 3750 - total flux cleaned = -0.00248978 Jy ! Component: 3800 - total flux cleaned = -0.0024817 Jy ! Component: 3850 - total flux cleaned = -0.00251402 Jy ! Component: 3900 - total flux cleaned = -0.00257842 Jy ! Component: 3950 - total flux cleaned = -0.00254636 Jy ! Component: 4000 - total flux cleaned = -0.00257031 Jy ! Component: 4050 - total flux cleaned = -0.0025941 Jy ! Total flux subtracted in 4096 components = -0.00258623 Jy ! Clean residual min=-0.000483 max=0.000437 Jy/beam ! Clean residual mean=-0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.404957 Jy keep ! Adding 307 model components to the UV plane model. ! The established model now contains 423 components and 0.404957 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/temp_maps//J0847-0520_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8905 x 2.084 at 1.709 degrees (North through East) ! Clean map min=-0.00089466 max=0.37132 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/temp_maps//J0847-0520_X_map.fits wmodel /vlbi/bp222/temp_maps//J0847-0520_X_map.mod ! Writing 423 model components to file: /vlbi/bp222/temp_maps//J0847-0520_X_map.mod wobs /vlbi/bp222/temp_maps//J0847-0520_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/temp_maps//J0847-0520_X_uvs.fits wwins /vlbi/bp222/temp_maps//J0847-0520_X_map.win ! wwins: Wrote 8 windows to /vlbi/bp222/temp_maps//J0847-0520_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.371321 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000137469 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.111064 0.111064 0.222129 0.444258 0.888515 1.77703 3.55406 7.10812 14.2162 28.4325 56.865 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.371 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2701.14 quit ! Quitting program ! Log file /vlbi/bp222/temp_maps//J0847-0520_X_dfm.log closed on Thu Feb 14 22:42:55 2019