! Started logfile: /vlbi/bp222/maps//J1727+5510_X_dfm.log on Thu Sep 27 11:26:48 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/bp222/maps//J1727+5510_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1727+5510_X_uvm.fits ! AN table 1: 22 integrations on 28 of 28 possible baselines. ! AN table 2: 68 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.859661 visibilities/baseline/integration-bin. ! Found source: J1727+5510 ! ! 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 108 lines of history. ! ! Reading 31608 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 J1727+5510_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 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 60 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.020061Jy sigma=15.481287 ! Fit after self-cal, rms=0.789724Jy sigma=11.903297 ! 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=0.6647 mas, bmaj=2.038 mas, bpa=3.552 degrees ! Estimated noise=0.617355 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 = 0.161652 Jy ! Component: 100 - total flux cleaned = 0.201672 Jy ! Total flux subtracted in 100 components = 0.201672 Jy ! Clean residual min=-0.005539 max=0.016754 Jy/beam ! Clean residual mean=0.000003 rms=0.001382 Jy/beam ! Combined flux in latest and established models = 0.201672 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.201672 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=0.063313Jy sigma=0.916057 ! Fit after self-cal, rms=0.063300Jy sigma=0.915351 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0181104 Jy ! Component: 100 - total flux cleaned = 0.0274989 Jy ! Total flux subtracted in 100 components = 0.0274989 Jy ! Clean residual min=-0.004602 max=0.004715 Jy/beam ! Clean residual mean=-0.000001 rms=0.000846 Jy/beam ! Combined flux in latest and established models = 0.229171 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.229171 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=0.058194Jy sigma=0.821283 ! Fit after self-cal, rms=0.058189Jy sigma=0.820938 ! 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=0.888 mas, bmaj=2.285 mas, bpa=2.362 degrees ! Estimated noise=0.272866 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 = 0.00561699 Jy ! Component: 100 - total flux cleaned = 0.00643207 Jy ! Component: 150 - total flux cleaned = 0.00661534 Jy ! Component: 200 - total flux cleaned = 0.00676156 Jy ! Total flux subtracted in 200 components = 0.00676156 Jy ! Clean residual min=-0.004712 max=0.003598 Jy/beam ! Clean residual mean=-0.000003 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.235933 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 16 components and 0.235933 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=0.057660Jy sigma=0.810025 ! Fit after self-cal, rms=0.057657Jy sigma=0.809976 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.888 x 2.285 at 2.362 degrees (North through East) ! Clean map min=-0.0044787 max=0.21196 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.04 KP 1.02 ! MK 1.01 NL 0.98 OV 1.00 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.03 KP 1.00 LA 1.04 ! MK 1.00 NL 0.92 OV 1.02 PT 1.02 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.02 KP 1.01 ! MK 1.04 NL 1.00 OV 0.99 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 KP 1.03 LA 1.03 ! MK 0.99 NL 0.93 OV 1.01 PT 1.02 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.04 KP 1.03 ! MK 1.03 NL 1.00 OV 0.98 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 KP 1.01 LA 1.03 ! MK 0.99 NL 0.93 OV 1.03 PT 1.02 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.02 KP 1.00 ! MK 0.99 NL 1.02 OV 1.00 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.00 KP 1.03 LA 1.05 ! MK 0.99 NL 0.93 OV 1.02 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.02 KP 0.99 ! MK 1.00 NL 0.99 OV 1.00 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 KP 1.02 LA 1.01 ! MK 0.98 NL 0.92 OV 1.02 PT 0.99 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.04 KP 1.02 ! MK 0.99 NL 1.01 OV 0.97 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.00 KP 1.00 LA 1.02 ! MK 0.97 NL 0.93 OV 1.02 PT 0.99 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.96 HN 1.00 KP 0.98 ! MK 1.00 NL 0.99 OV 0.99 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 KP 1.04 LA 1.02 ! MK 0.99 NL 0.93 OV 1.01 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.03 KP 1.02 ! MK 0.95 NL 0.99 OV 0.99 SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.00 KP 1.00 LA 1.03 ! MK 0.96 NL 0.92 OV 1.02 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.96 HN 1.04 KP 0.98 ! MK 1.01 NL 1.00 OV 0.98 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.01 KP 1.01 LA 1.02 ! MK 0.99 NL 0.91 OV 1.02 PT 1.02 ! SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.99 KP 0.97 ! MK 0.99 NL 0.97 OV 0.98 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.99 KP 1.00 LA 1.01 ! MK 0.97 NL 0.93 OV 1.02 PT 1.01 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 1.02 KP 0.98 ! MK 0.96 NL 0.99 OV 1.00 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.99 KP 1.01 LA 1.02 ! MK 0.95 NL 0.91 OV 0.99 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.00 KP 0.98 ! MK 1.01 NL 0.99 OV 0.97 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.97 KP 1.01 LA 1.00 ! MK 0.95 NL 0.89 OV 1.01 PT 1.00 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.057657Jy sigma=0.809976 ! Fit after self-cal, rms=0.056534Jy sigma=0.795271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8851 mas, bmaj=2.274 mas, bpa=2.228 degrees ! Estimated noise=0.271036 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 = 0.00100009 Jy ! Component: 100 - total flux cleaned = 0.00130559 Jy ! Component: 150 - total flux cleaned = 0.0014809 Jy ! Component: 200 - total flux cleaned = 0.00160742 Jy ! Total flux subtracted in 200 components = 0.00160742 Jy ! Clean residual min=-0.002332 max=0.002406 Jy/beam ! Clean residual mean=-0.000003 rms=0.000643 Jy/beam ! Combined flux in latest and established models = 0.23754 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.23754 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=0.056507Jy sigma=0.794910 ! Fit after self-cal, rms=0.056520Jy sigma=0.794840 ! 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=0.056520Jy sigma=0.794840 ! Fit after self-cal, rms=0.056362Jy sigma=0.789101 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8845 mas, bmaj=2.271 mas, bpa=2.227 degrees ! Estimated noise=0.271021 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000730431 Jy ! Component: 100 - total flux cleaned = 0.000907896 Jy ! Component: 150 - total flux cleaned = 0.00102091 Jy ! Component: 200 - total flux cleaned = 0.00110275 Jy ! Total flux subtracted in 200 components = 0.00110275 Jy ! Clean residual min=-0.001997 max=0.001980 Jy/beam ! Clean residual mean=-0.000003 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.238643 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 29 components and 0.238643 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=0.056348Jy sigma=0.788899 ! Fit after self-cal, rms=0.056352Jy sigma=0.788875 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 = 2.87252e-05 Jy ! Component: 100 - total flux cleaned = 6.47e-05 Jy ! Component: 150 - total flux cleaned = 7.60393e-05 Jy ! Component: 200 - total flux cleaned = 9.79243e-05 Jy ! Total flux subtracted in 200 components = 9.79243e-05 Jy ! Clean residual min=-0.001987 max=0.001987 Jy/beam ! Clean residual mean=-0.000003 rms=0.000543 Jy/beam ! Combined flux in latest and established models = 0.238741 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 36 components and 0.238741 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=0.056345Jy sigma=0.788817 ! Fit after self-cal, rms=0.056343Jy sigma=0.788810 ! 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=0.056343Jy sigma=0.788810 ! Fit after self-cal, rms=0.056315Jy sigma=0.776543 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8844 mas, bmaj=2.268 mas, bpa=2.206 degrees ! Estimated noise=0.271194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000746928 Jy ! Component: 100 - total flux cleaned = 0.000900072 Jy ! Component: 150 - total flux cleaned = 0.000950734 Jy ! Component: 200 - total flux cleaned = 0.000960819 Jy ! Total flux subtracted in 200 components = 0.000960819 Jy ! Clean residual min=-0.001030 max=0.000910 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.239702 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 38 components and 0.239702 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=0.056302Jy sigma=0.776381 ! Fit after self-cal, rms=0.056318Jy sigma=0.776326 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 = 1.4438e-05 Jy ! Component: 100 - total flux cleaned = 3.45666e-05 Jy ! Component: 150 - total flux cleaned = 5.40031e-05 Jy ! Component: 200 - total flux cleaned = 8.14668e-05 Jy ! Total flux subtracted in 200 components = 8.14668e-05 Jy ! Clean residual min=-0.001016 max=0.000911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.239783 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.239783 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=0.056313Jy sigma=0.776285 ! Fit after self-cal, rms=0.056312Jy sigma=0.776279 ! 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=0.056312Jy sigma=0.776279 ! Fit after self-cal, rms=0.056346Jy sigma=0.776240 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.106 mas, bmaj=2.701 mas, bpa=2.366 degrees ! Estimated noise=0.331674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000458548 Jy ! Component: 100 - total flux cleaned = 0.000559254 Jy ! Component: 150 - total flux cleaned = 0.00057411 Jy ! Component: 200 - total flux cleaned = 0.000592754 Jy ! Total flux subtracted in 200 components = 0.000592754 Jy ! Clean residual min=-0.000937 max=0.000947 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.240376 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.240376 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=0.056347Jy sigma=0.776224 ! Fit after self-cal, rms=0.056346Jy sigma=0.776215 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 = -1.3904e-05 Jy ! Component: 100 - total flux cleaned = -2.18489e-06 Jy ! Component: 150 - total flux cleaned = 8.02638e-06 Jy ! Component: 200 - total flux cleaned = 1.64287e-05 Jy ! Total flux subtracted in 200 components = 1.64287e-05 Jy ! Clean residual min=-0.000927 max=0.000944 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.240393 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 50 components and 0.240393 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=0.056347Jy sigma=0.776232 ! Fit after self-cal, rms=0.056347Jy sigma=0.776227 ! 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=0.8845 mas, bmaj=2.267 mas, bpa=2.185 degrees ! Estimated noise=0.271297 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8845 x 2.267 at 2.185 degrees (North through East) ! Clean map min=-0.00083357 max=0.21092 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=0.6622 mas, bmaj=2.024 mas, bpa=3.485 degrees ! Estimated noise=0.610992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.159823 Jy ! Component: 100 - total flux cleaned = 0.2001 Jy ! Component: 150 - total flux cleaned = 0.217831 Jy ! Component: 200 - total flux cleaned = 0.226573 Jy ! Total flux subtracted in 200 components = 0.226573 Jy ! Clean residual min=-0.002362 max=0.004681 Jy/beam ! Clean residual mean=0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.226573 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.226573 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8845 mas, bmaj=2.267 mas, bpa=2.185 degrees ! Estimated noise=0.271297 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 = 0.00627549 Jy ! Component: 100 - total flux cleaned = 0.0096294 Jy ! Component: 150 - total flux cleaned = 0.0115389 Jy ! Component: 200 - total flux cleaned = 0.0126579 Jy ! Total flux subtracted in 200 components = 0.0126579 Jy ! Clean residual min=-0.001032 max=0.001257 Jy/beam ! Clean residual mean=-0.000000 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.239231 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 22 components and 0.239231 Jy ! Inverting map ! Added new window around map position (1, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000747185 Jy ! Component: 100 - total flux cleaned = 0.00087365 Jy ! Component: 150 - total flux cleaned = 0.000912874 Jy ! Component: 200 - total flux cleaned = 0.000912765 Jy ! Total flux subtracted in 200 components = 0.000912765 Jy ! Clean residual min=-0.001011 max=0.000906 Jy/beam ! Clean residual mean=-0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.240144 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 35 components and 0.240144 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=2.106 mas, bmaj=2.701 mas, bpa=2.366 degrees ! Estimated noise=0.331674 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000145965 Jy ! Component: 100 - total flux cleaned = 0.000117543 Jy ! Component: 150 - total flux cleaned = 9.91352e-05 Jy ! Component: 200 - total flux cleaned = 7.2422e-05 Jy ! Total flux subtracted in 200 components = 7.2422e-05 Jy ! Clean residual min=-0.000929 max=0.000950 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.240216 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 = -1.86313e-05 Jy ! Component: 100 - total flux cleaned = -3.58401e-05 Jy ! Component: 150 - total flux cleaned = -4.38644e-05 Jy ! Component: 200 - total flux cleaned = -4.76324e-05 Jy ! Total flux subtracted in 200 components = -4.76324e-05 Jy ! Clean residual min=-0.000930 max=0.000946 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.240168 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 54 components and 0.240168 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8845 mas, bmaj=2.267 mas, bpa=2.185 degrees ! Estimated noise=0.271297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.74498e-05 Jy ! Component: 100 - total flux cleaned = 2.36523e-05 Jy ! Component: 150 - total flux cleaned = 2.35876e-05 Jy ! Component: 200 - total flux cleaned = 1.10645e-05 Jy ! Total flux subtracted in 200 components = 1.10645e-05 Jy ! Clean residual min=-0.000986 max=0.000867 Jy/beam ! Clean residual mean=-0.000000 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.240179 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 0.240179 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=0.056324Jy sigma=0.775933 ! Fit after self-cal, rms=0.056323Jy sigma=0.775914 wmodel J1727+5510_X_map.mod ! Writing 60 model components to file: J1727+5510_X_map.mod wobs J1727+5510_X_uvs.fits ! Writing UV FITS file: J1727+5510_X_uvs.fits wwins J1727+5510_X_map.win ! wwins: Wrote 2 windows to J1727+5510_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 = -0.000128681 Jy ! Component: 100 - total flux cleaned = -0.000100524 Jy ! Component: 150 - total flux cleaned = -4.3183e-05 Jy ! Component: 200 - total flux cleaned = -2.91957e-05 Jy ! Component: 250 - total flux cleaned = -5.58613e-05 Jy ! Component: 300 - total flux cleaned = -0.000108237 Jy ! Component: 350 - total flux cleaned = -0.000159678 Jy ! Component: 400 - total flux cleaned = -0.000184899 Jy ! Component: 450 - total flux cleaned = -0.000197109 Jy ! Component: 500 - total flux cleaned = -0.000160745 Jy ! Component: 550 - total flux cleaned = -0.000184757 Jy ! Component: 600 - total flux cleaned = -0.000243442 Jy ! Component: 650 - total flux cleaned = -0.000243453 Jy ! Component: 700 - total flux cleaned = -0.000277917 Jy ! Component: 750 - total flux cleaned = -0.00027782 Jy ! Component: 800 - total flux cleaned = -0.000288766 Jy ! Component: 850 - total flux cleaned = -0.000244787 Jy ! Component: 900 - total flux cleaned = -0.000277298 Jy ! Component: 950 - total flux cleaned = -0.000255749 Jy ! Component: 1000 - total flux cleaned = -0.000255765 Jy ! Component: 1050 - total flux cleaned = -0.000297736 Jy ! Component: 1100 - total flux cleaned = -0.000297572 Jy ! Component: 1150 - total flux cleaned = -0.000297612 Jy ! Component: 1200 - total flux cleaned = -0.000297619 Jy ! Component: 1250 - total flux cleaned = -0.0002978 Jy ! Component: 1300 - total flux cleaned = -0.000327455 Jy ! Component: 1350 - total flux cleaned = -0.000307751 Jy ! Component: 1400 - total flux cleaned = -0.000356667 Jy ! Component: 1450 - total flux cleaned = -0.000356744 Jy ! Component: 1500 - total flux cleaned = -0.000366332 Jy ! Component: 1550 - total flux cleaned = -0.000394734 Jy ! Component: 1600 - total flux cleaned = -0.000423164 Jy ! Component: 1650 - total flux cleaned = -0.000470043 Jy ! Component: 1700 - total flux cleaned = -0.000460701 Jy ! Component: 1750 - total flux cleaned = -0.000515947 Jy ! Component: 1800 - total flux cleaned = -0.000534242 Jy ! Component: 1850 - total flux cleaned = -0.000543314 Jy ! Component: 1900 - total flux cleaned = -0.000570405 Jy ! Component: 1950 - total flux cleaned = -0.000597256 Jy ! Component: 2000 - total flux cleaned = -0.000668276 Jy ! Component: 2050 - total flux cleaned = -0.000632897 Jy ! Component: 2100 - total flux cleaned = -0.000641583 Jy ! Component: 2150 - total flux cleaned = -0.000667679 Jy ! Component: 2200 - total flux cleaned = -0.00070216 Jy ! Component: 2250 - total flux cleaned = -0.000684969 Jy ! Component: 2300 - total flux cleaned = -0.000702017 Jy ! Component: 2350 - total flux cleaned = -0.000710434 Jy ! Component: 2400 - total flux cleaned = -0.000693565 Jy ! Component: 2450 - total flux cleaned = -0.000718634 Jy ! Component: 2500 - total flux cleaned = -0.000760257 Jy ! Component: 2550 - total flux cleaned = -0.00076856 Jy ! Component: 2600 - total flux cleaned = -0.000727427 Jy ! Component: 2650 - total flux cleaned = -0.000760151 Jy ! Component: 2700 - total flux cleaned = -0.000808822 Jy ! Component: 2750 - total flux cleaned = -0.000784589 Jy ! Component: 2800 - total flux cleaned = -0.000784581 Jy ! Component: 2850 - total flux cleaned = -0.00080061 Jy ! Component: 2900 - total flux cleaned = -0.000800646 Jy ! Component: 2950 - total flux cleaned = -0.000847985 Jy ! Component: 3000 - total flux cleaned = -0.000840146 Jy ! Component: 3050 - total flux cleaned = -0.000855781 Jy ! Component: 3100 - total flux cleaned = -0.000855762 Jy ! Component: 3150 - total flux cleaned = -0.000855755 Jy ! Component: 3200 - total flux cleaned = -0.000878726 Jy ! Component: 3250 - total flux cleaned = -0.000871059 Jy ! Component: 3300 - total flux cleaned = -0.000863486 Jy ! Component: 3350 - total flux cleaned = -0.000878592 Jy ! Component: 3400 - total flux cleaned = -0.000863586 Jy ! Component: 3450 - total flux cleaned = -0.000893587 Jy ! Component: 3500 - total flux cleaned = -0.000900997 Jy ! Component: 3550 - total flux cleaned = -0.000878799 Jy ! Component: 3600 - total flux cleaned = -0.000915571 Jy ! Component: 3650 - total flux cleaned = -0.000922862 Jy ! Component: 3700 - total flux cleaned = -0.000922846 Jy ! Component: 3750 - total flux cleaned = -0.00092285 Jy ! Component: 3800 - total flux cleaned = -0.000937271 Jy ! Component: 3850 - total flux cleaned = -0.000951625 Jy ! Component: 3900 - total flux cleaned = -0.000965942 Jy ! Component: 3950 - total flux cleaned = -0.000987257 Jy ! Component: 4000 - total flux cleaned = -0.00100844 Jy ! Component: 4050 - total flux cleaned = -0.00102956 Jy ! Total flux subtracted in 4096 components = -0.00102953 Jy ! Clean residual min=-0.000520 max=0.000450 Jy/beam ! Clean residual mean=-0.000000 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.23915 Jy keep ! Adding 319 model components to the UV plane model. ! The established model now contains 379 components and 0.23915 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1727+5510_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8845 x 2.267 at 2.185 degrees (North through East) ! Clean map min=-0.00090403 max=0.21083 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1727+5510_X_map.fits wmodel /vlbi/bp222/maps//J1727+5510_X_map.mod ! Writing 379 model components to file: /vlbi/bp222/maps//J1727+5510_X_map.mod wobs /vlbi/bp222/maps//J1727+5510_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1727+5510_X_uvs.fits wwins /vlbi/bp222/maps//J1727+5510_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1727+5510_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.210832 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122812 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.174753 0.174753 0.349506 0.699012 1.39802 2.79605 5.5921 11.1842 22.3684 44.7368 89.4735 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.21 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1716.71 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1727+5510_X_dfm.log closed on Thu Sep 27 11:26:53 2018