! Started logfile: /vlbi/uf001/uva//J0903+6757_X_dfm.log on Mon Jan 14 00:14:06 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//J0903+6757_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0903+6757_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.703704 visibilities/baseline/integration-bin. ! Found source: J0903+6757 ! ! 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 121 lines of history. ! ! Reading 12768 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 J0903+6757_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 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.045509Jy sigma=20.335485 ! Fit after self-cal, rms=0.729030Jy sigma=14.154061 ! 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=0.7168 mas, bmaj=1.006 mas, bpa=-87.54 degrees ! Estimated noise=0.665022 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 = 0.209488 Jy ! Component: 100 - total flux cleaned = 0.263847 Jy ! Total flux subtracted in 100 components = 0.263847 Jy ! Clean residual min=-0.016593 max=0.040913 Jy/beam ! Clean residual mean=-0.000005 rms=0.003748 Jy/beam ! Combined flux in latest and established models = 0.263847 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.263847 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=0.106091Jy sigma=1.968844 ! Fit after self-cal, rms=0.105917Jy sigma=1.966683 ! 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 = 0.0376068 Jy ! Component: 100 - total flux cleaned = 0.0595427 Jy ! Total flux subtracted in 100 components = 0.0595427 Jy ! Clean residual min=-0.013533 max=0.018774 Jy/beam ! Clean residual mean=-0.000003 rms=0.002608 Jy/beam ! Combined flux in latest and established models = 0.323389 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.323389 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=0.088270Jy sigma=1.589117 ! Fit after self-cal, rms=0.086789Jy sigma=1.561500 ! Inverting map ! Added new window around map position (-5.6, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0200144 Jy ! Component: 100 - total flux cleaned = 0.0274442 Jy ! Total flux subtracted in 100 components = 0.0274442 Jy ! Clean residual min=-0.010699 max=0.012287 Jy/beam ! Clean residual mean=-0.000001 rms=0.002058 Jy/beam ! Combined flux in latest and established models = 0.350834 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.350834 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=0.080867Jy sigma=1.441973 ! Fit after self-cal, rms=0.080456Jy sigma=1.432526 ! 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=0.9246 mas, bmaj=1.221 mas, bpa=86.98 degrees ! Estimated noise=0.356363 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 = 0.014261 Jy ! Component: 100 - total flux cleaned = 0.0229466 Jy ! Component: 150 - total flux cleaned = 0.0286953 Jy ! Component: 200 - total flux cleaned = 0.0313699 Jy ! Total flux subtracted in 200 components = 0.0313699 Jy ! Clean residual min=-0.008679 max=0.009045 Jy/beam ! Clean residual mean=0.000001 rms=0.001904 Jy/beam ! Combined flux in latest and established models = 0.382204 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 34 components and 0.382204 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=0.077529Jy sigma=1.369055 ! Fit after self-cal, rms=0.077263Jy sigma=1.362645 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9246 x 1.221 at 86.98 degrees (North through East) ! Clean map min=-0.0078004 max=0.26527 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.94 LA 0.95 ! MK 1.01 NL 1.13 OV 0.97 PT 0.98 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.93 LA 0.92 ! MK 1.00 NL 1.13 OV 0.98 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.93 LA 0.93 ! MK 1.01 NL 1.15 OV 0.98 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 0.94 LA 0.94 ! MK 1.03 NL 1.13 OV 0.98 PT 0.99 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.93 LA 0.93 ! MK 1.03 NL 1.13 OV 0.97 PT 0.99 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 0.95 LA 0.93 ! MK 1.01 NL 1.14 OV 0.98 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 HN 0.97 LA 0.94 ! MK 1.01 NL 1.12 OV 0.97 PT 0.99 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.94 LA 0.93 ! MK 0.97 NL 1.16 OV 0.99 PT 1.00 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 HN 0.99 LA 0.95 ! MK 1.06 NL 1.15 OV 0.98 PT 0.97 ! SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.96 LA 0.93 ! MK 1.01 NL 1.11 OV 1.00 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.96 LA 0.94 ! MK 0.98 NL 1.14 OV 0.98 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.95 LA 0.95 ! MK 1.03 NL 1.14 OV 0.96 PT 0.99 ! SC 0.97 ! ! ! Fit before self-cal, rms=0.077263Jy sigma=1.362645 ! Fit after self-cal, rms=0.072201Jy sigma=1.286047 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9228 mas, bmaj=1.213 mas, bpa=86.39 degrees ! Estimated noise=0.352549 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, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00374412 Jy ! Component: 100 - total flux cleaned = 0.00505468 Jy ! Component: 150 - total flux cleaned = 0.00648729 Jy ! Component: 200 - total flux cleaned = 0.00788265 Jy ! Total flux subtracted in 200 components = 0.00788265 Jy ! Clean residual min=-0.006166 max=0.005985 Jy/beam ! Clean residual mean=-0.000002 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 0.390086 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 51 components and 0.390086 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=0.071014Jy sigma=1.269855 ! Fit after self-cal, rms=0.071011Jy sigma=1.268041 ! Inverting map ! Added new window around map position (4.4, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00432736 Jy ! Component: 100 - total flux cleaned = 0.00573082 Jy ! Component: 150 - total flux cleaned = 0.00677745 Jy ! Component: 200 - total flux cleaned = 0.00729244 Jy ! Total flux subtracted in 200 components = 0.00729244 Jy ! Clean residual min=-0.005522 max=0.005134 Jy/beam ! Clean residual mean=-0.000003 rms=0.001094 Jy/beam ! Combined flux in latest and established models = 0.397379 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 67 components and 0.397379 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=0.070307Jy sigma=1.259108 ! Fit after self-cal, rms=0.070288Jy sigma=1.258404 ! 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=0.070288Jy sigma=1.258404 ! Fit after self-cal, rms=0.071082Jy sigma=1.227509 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9218 mas, bmaj=1.208 mas, bpa=85.77 degrees ! Estimated noise=0.355319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00196644 Jy ! Component: 100 - total flux cleaned = -0.00206565 Jy ! Component: 150 - total flux cleaned = -0.0020667 Jy ! Component: 200 - total flux cleaned = -0.00221601 Jy ! Total flux subtracted in 200 components = -0.00221601 Jy ! Clean residual min=-0.003293 max=0.003161 Jy/beam ! Clean residual mean=-0.000001 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.395163 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 80 components and 0.395163 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=0.070842Jy sigma=1.222570 ! Fit after self-cal, rms=0.070893Jy sigma=1.222118 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 = -9.57824e-05 Jy ! Component: 100 - total flux cleaned = -0.000222438 Jy ! Component: 150 - total flux cleaned = -0.000221718 Jy ! Component: 200 - total flux cleaned = -0.000274347 Jy ! Total flux subtracted in 200 components = -0.000274347 Jy ! Clean residual min=-0.003134 max=0.002898 Jy/beam ! Clean residual mean=-0.000002 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.394888 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 89 components and 0.394888 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=0.070789Jy sigma=1.220027 ! Fit after self-cal, rms=0.070783Jy sigma=1.219909 ! 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=0.070783Jy sigma=1.219909 ! Fit after self-cal, rms=0.071164Jy sigma=1.219067 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9213 mas, bmaj=1.207 mas, bpa=85.75 degrees ! Estimated noise=0.355503 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000380674 Jy ! Component: 100 - total flux cleaned = -0.00043564 Jy ! Component: 150 - total flux cleaned = -0.00054248 Jy ! Component: 200 - total flux cleaned = -0.000543134 Jy ! Total flux subtracted in 200 components = -0.000543134 Jy ! Clean residual min=-0.002966 max=0.002697 Jy/beam ! Clean residual mean=-0.000001 rms=0.000611 Jy/beam ! Combined flux in latest and established models = 0.394345 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 93 components and 0.394345 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=0.071062Jy sigma=1.216900 ! Fit after self-cal, rms=0.071062Jy sigma=1.216735 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 = 3.26062e-05 Jy ! Component: 100 - total flux cleaned = -6.48926e-05 Jy ! Component: 150 - total flux cleaned = -6.51438e-05 Jy ! Component: 200 - total flux cleaned = -0.000106583 Jy ! Total flux subtracted in 200 components = -0.000106583 Jy ! Clean residual min=-0.002856 max=0.002475 Jy/beam ! Clean residual mean=-0.000001 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.394239 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 99 components and 0.394239 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=0.071005Jy sigma=1.215573 ! Fit after self-cal, rms=0.071002Jy sigma=1.215510 ! 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=0.071002Jy sigma=1.215510 ! Fit after self-cal, rms=0.071297Jy sigma=1.215119 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.949 mas, bmaj=2.281 mas, bpa=75.61 degrees ! Estimated noise=0.488263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000200416 Jy ! Component: 100 - total flux cleaned = -0.000405418 Jy ! Component: 150 - total flux cleaned = -0.00050085 Jy ! Component: 200 - total flux cleaned = -0.000579737 Jy ! Total flux subtracted in 200 components = -0.000579737 Jy ! Clean residual min=-0.003107 max=0.003236 Jy/beam ! Clean residual mean=-0.000001 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.393659 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 104 components and 0.393659 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=0.071264Jy sigma=1.214769 ! Fit after self-cal, rms=0.071263Jy sigma=1.214631 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000195337 Jy ! Component: 100 - total flux cleaned = 0.000332164 Jy ! Component: 150 - total flux cleaned = 0.000392239 Jy ! Component: 200 - total flux cleaned = 0.000390847 Jy ! Total flux subtracted in 200 components = 0.000390847 Jy ! Clean residual min=-0.003045 max=0.003069 Jy/beam ! Clean residual mean=-0.000002 rms=0.000751 Jy/beam ! Combined flux in latest and established models = 0.39405 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 112 components and 0.39405 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=0.071249Jy sigma=1.214458 ! Fit after self-cal, rms=0.071246Jy sigma=1.214418 ! 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=0.9207 mas, bmaj=1.206 mas, bpa=85.67 degrees ! Estimated noise=0.355632 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9207 x 1.206 at 85.67 degrees (North through East) ! Clean map min=-0.0042629 max=0.26167 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=0.7159 mas, bmaj=0.9931 mas, bpa=-88.6 degrees ! Estimated noise=0.659092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.206556 Jy ! Component: 100 - total flux cleaned = 0.2697 Jy ! Component: 150 - total flux cleaned = 0.305301 Jy ! Component: 200 - total flux cleaned = 0.328275 Jy ! Total flux subtracted in 200 components = 0.328275 Jy ! Clean residual min=-0.007317 max=0.012294 Jy/beam ! Clean residual mean=-0.000004 rms=0.001678 Jy/beam ! Combined flux in latest and established models = 0.328275 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 0.328275 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=1.206 mas, bpa=85.67 degrees ! Estimated noise=0.355632 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 = 0.0207932 Jy ! Component: 100 - total flux cleaned = 0.0338842 Jy ! Component: 150 - total flux cleaned = 0.0428286 Jy ! Component: 200 - total flux cleaned = 0.0493758 Jy ! Total flux subtracted in 200 components = 0.0493758 Jy ! Clean residual min=-0.003701 max=0.004661 Jy/beam ! Clean residual mean=-0.000001 rms=0.000892 Jy/beam ! Combined flux in latest and established models = 0.377651 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 37 components and 0.377651 Jy ! Inverting map ! Added new window around map position (-11, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00431456 Jy ! Component: 100 - total flux cleaned = 0.00756218 Jy ! Component: 150 - total flux cleaned = 0.0102508 Jy ! Component: 200 - total flux cleaned = 0.0124866 Jy ! Total flux subtracted in 200 components = 0.0124866 Jy ! Clean residual min=-0.002788 max=0.002821 Jy/beam ! Clean residual mean=-0.000002 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.390138 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 58 components and 0.390138 Jy ! Inverting map ! Added new window around map position (-4.8, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00200619 Jy ! Component: 100 - total flux cleaned = 0.00299753 Jy ! Component: 150 - total flux cleaned = 0.00387521 Jy ! Component: 200 - total flux cleaned = 0.00444572 Jy ! Total flux subtracted in 200 components = 0.00444572 Jy ! Clean residual min=-0.002508 max=0.002283 Jy/beam ! Clean residual mean=-0.000003 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.394583 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 70 components and 0.394583 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=1.949 mas, bmaj=2.281 mas, bpa=75.61 degrees ! Estimated noise=0.488263 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141917 Jy ! Component: 100 - total flux cleaned = 0.00188543 Jy ! Component: 150 - total flux cleaned = 0.0020574 Jy ! Component: 200 - total flux cleaned = 0.00205584 Jy ! Total flux subtracted in 200 components = 0.00205584 Jy ! Clean residual min=-0.002896 max=0.002578 Jy/beam ! Clean residual mean=-0.000007 rms=0.000694 Jy/beam ! Combined flux in latest and established models = 0.396639 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 = -4.84386e-05 Jy ! Component: 100 - total flux cleaned = -0.000133667 Jy ! Component: 150 - total flux cleaned = -0.000171867 Jy ! Component: 200 - total flux cleaned = -0.000206504 Jy ! Total flux subtracted in 200 components = -0.000206504 Jy ! Clean residual min=-0.002740 max=0.002475 Jy/beam ! Clean residual mean=-0.000006 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.396433 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 103 components and 0.396433 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9207 mas, bmaj=1.206 mas, bpa=85.67 degrees ! Estimated noise=0.355632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000202099 Jy ! Component: 100 - total flux cleaned = -0.000257948 Jy ! Component: 150 - total flux cleaned = -2.37359e-05 Jy ! Component: 200 - total flux cleaned = 0.000103196 Jy ! Total flux subtracted in 200 components = 0.000103196 Jy ! Clean residual min=-0.002181 max=0.002082 Jy/beam ! Clean residual mean=-0.000002 rms=0.000485 Jy/beam ! Combined flux in latest and established models = 0.396536 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 116 components and 0.396536 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=0.071115Jy sigma=1.210490 ! Fit after self-cal, rms=0.071077Jy sigma=1.209857 wmodel J0903+6757_X_map.mod ! Writing 116 model components to file: J0903+6757_X_map.mod wobs J0903+6757_X_uvs.fits ! Writing UV FITS file: J0903+6757_X_uvs.fits wwins J0903+6757_X_map.win ! wwins: Wrote 7 windows to J0903+6757_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 = -0.000176362 Jy ! Component: 100 - total flux cleaned = -0.000212083 Jy ! Component: 150 - total flux cleaned = -0.000175673 Jy ! Component: 200 - total flux cleaned = -0.000274341 Jy ! Component: 250 - total flux cleaned = -0.000368181 Jy ! Component: 300 - total flux cleaned = -0.000398974 Jy ! Component: 350 - total flux cleaned = -0.000253226 Jy ! Component: 400 - total flux cleaned = -0.000253162 Jy ! Component: 450 - total flux cleaned = -0.000169976 Jy ! Component: 500 - total flux cleaned = -6.17499e-05 Jy ! Component: 550 - total flux cleaned = 1.72343e-05 Jy ! Component: 600 - total flux cleaned = 1.70192e-05 Jy ! Component: 650 - total flux cleaned = 4.33959e-05 Jy ! Component: 700 - total flux cleaned = 0.000118549 Jy ! Component: 750 - total flux cleaned = 0.000143345 Jy ! Component: 800 - total flux cleaned = 0.000167199 Jy ! Component: 850 - total flux cleaned = 0.000238705 Jy ! Component: 900 - total flux cleaned = 0.000191947 Jy ! Component: 950 - total flux cleaned = 0.000215619 Jy ! Component: 1000 - total flux cleaned = 0.000374118 Jy ! Component: 1050 - total flux cleaned = 0.000329079 Jy ! Component: 1100 - total flux cleaned = 0.000350824 Jy ! Component: 1150 - total flux cleaned = 0.000394162 Jy ! Component: 1200 - total flux cleaned = 0.000372579 Jy ! Component: 1250 - total flux cleaned = 0.00039379 Jy ! Component: 1300 - total flux cleaned = 0.000352185 Jy ! Component: 1350 - total flux cleaned = 0.000476894 Jy ! Component: 1400 - total flux cleaned = 0.000497515 Jy ! Component: 1450 - total flux cleaned = 0.000578339 Jy ! Component: 1500 - total flux cleaned = 0.000538328 Jy ! Component: 1550 - total flux cleaned = 0.000578115 Jy ! Component: 1600 - total flux cleaned = 0.000597805 Jy ! Component: 1650 - total flux cleaned = 0.000655356 Jy ! Component: 1700 - total flux cleaned = 0.000674432 Jy ! Component: 1750 - total flux cleaned = 0.000636157 Jy ! Component: 1800 - total flux cleaned = 0.000636106 Jy ! Component: 1850 - total flux cleaned = 0.000765766 Jy ! Component: 1900 - total flux cleaned = 0.000728908 Jy ! Component: 1950 - total flux cleaned = 0.000783397 Jy ! Component: 2000 - total flux cleaned = 0.000747368 Jy ! Component: 2050 - total flux cleaned = 0.00072952 Jy ! Component: 2100 - total flux cleaned = 0.000729403 Jy ! Component: 2150 - total flux cleaned = 0.000694283 Jy ! Component: 2200 - total flux cleaned = 0.000711819 Jy ! Component: 2250 - total flux cleaned = 0.000694552 Jy ! Component: 2300 - total flux cleaned = 0.000728825 Jy ! Component: 2350 - total flux cleaned = 0.000694786 Jy ! Component: 2400 - total flux cleaned = 0.000745436 Jy ! Component: 2450 - total flux cleaned = 0.000829042 Jy ! Component: 2500 - total flux cleaned = 0.000779027 Jy ! Component: 2550 - total flux cleaned = 0.000828492 Jy ! Component: 2600 - total flux cleaned = 0.00082848 Jy ! Component: 2650 - total flux cleaned = 0.000861096 Jy ! Component: 2700 - total flux cleaned = 0.000941801 Jy ! Component: 2750 - total flux cleaned = 0.000941738 Jy ! Component: 2800 - total flux cleaned = 0.000925914 Jy ! Component: 2850 - total flux cleaned = 0.000989109 Jy ! Component: 2900 - total flux cleaned = 0.000973469 Jy ! Component: 2950 - total flux cleaned = 0.000973495 Jy ! Component: 3000 - total flux cleaned = 0.000989046 Jy ! Component: 3050 - total flux cleaned = 0.000958398 Jy ! Component: 3100 - total flux cleaned = 0.00101938 Jy ! Component: 3150 - total flux cleaned = 0.000974077 Jy ! Component: 3200 - total flux cleaned = 0.0009289 Jy ! Component: 3250 - total flux cleaned = 0.00100382 Jy ! Component: 3300 - total flux cleaned = 0.000929607 Jy ! Component: 3350 - total flux cleaned = 0.000900187 Jy ! Component: 3400 - total flux cleaned = 0.000973541 Jy ! Component: 3450 - total flux cleaned = 0.000900454 Jy ! Component: 3500 - total flux cleaned = 0.000958553 Jy ! Component: 3550 - total flux cleaned = 0.00088621 Jy ! Component: 3600 - total flux cleaned = 0.000843119 Jy ! Component: 3650 - total flux cleaned = 0.00082896 Jy ! Component: 3700 - total flux cleaned = 0.000814854 Jy ! Component: 3750 - total flux cleaned = 0.000800779 Jy ! Component: 3800 - total flux cleaned = 0.000828857 Jy ! Component: 3850 - total flux cleaned = 0.000800986 Jy ! Component: 3900 - total flux cleaned = 0.000787115 Jy ! Component: 3950 - total flux cleaned = 0.000787168 Jy ! Component: 4000 - total flux cleaned = 0.000746106 Jy ! Component: 4050 - total flux cleaned = 0.000759746 Jy ! Total flux subtracted in 4096 components = 0.000719158 Jy ! Clean residual min=-0.000830 max=0.000851 Jy/beam ! Clean residual mean=-0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.397255 Jy keep ! Adding 335 model components to the UV plane model. ! The established model now contains 451 components and 0.397255 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0903+6757_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9207 x 1.206 at 85.67 degrees (North through East) ! Clean map min=-0.0027072 max=0.26199 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0903+6757_X_map.fits wmodel /vlbi/uf001/uva//J0903+6757_X_map.mod ! Writing 451 model components to file: /vlbi/uf001/uva//J0903+6757_X_map.mod wobs /vlbi/uf001/uva//J0903+6757_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0903+6757_X_uvs.fits wwins /vlbi/uf001/uva//J0903+6757_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0903+6757_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.26199 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000227018 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.259954 0.259954 0.519907 1.03981 2.07963 4.15926 8.31852 16.637 33.2741 66.5481 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.261 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1154.05 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0903+6757_X_dfm.log closed on Mon Jan 14 00:14:11 2019