! Started logfile: /vlbi/bp222/maps//J1302+5748_X_dfm.log on Thu Sep 27 11:09:14 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//J1302+5748_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1302+5748_X_uva.fits ! AN table 1: 64 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.947049 visibilities/baseline/integration-bin. ! Found source: J1302+5748 ! ! 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 26184 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 J1302+5748_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 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 28 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.177677Jy sigma=17.266697 ! Fit after self-cal, rms=0.410183Jy sigma=5.794281 ! 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=0.6561 mas, bmaj=1.348 mas, bpa=-9.016 degrees ! Estimated noise=0.629211 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 = 0.449431 Jy ! Component: 100 - total flux cleaned = 0.55968 Jy ! Total flux subtracted in 100 components = 0.55968 Jy ! Clean residual min=-0.016066 max=0.043846 Jy/beam ! Clean residual mean=-0.000014 rms=0.003350 Jy/beam ! Combined flux in latest and established models = 0.55968 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.55968 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=0.108696Jy sigma=1.602153 ! Fit after self-cal, rms=0.108695Jy sigma=1.602085 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0469642 Jy ! Component: 100 - total flux cleaned = 0.0707804 Jy ! Total flux subtracted in 100 components = 0.0707804 Jy ! Clean residual min=-0.011431 max=0.019199 Jy/beam ! Clean residual mean=-0.000009 rms=0.002218 Jy/beam ! Combined flux in latest and established models = 0.630461 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.630461 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=0.082949Jy sigma=1.181245 ! Fit after self-cal, rms=0.082920Jy sigma=1.180751 ! Inverting map ! Added new window around map position (2, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0184529 Jy ! Component: 100 - total flux cleaned = 0.0313908 Jy ! Total flux subtracted in 100 components = 0.0313908 Jy ! Clean residual min=-0.010230 max=0.016650 Jy/beam ! Clean residual mean=-0.000007 rms=0.001943 Jy/beam ! Combined flux in latest and established models = 0.661851 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.661851 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=0.076908Jy sigma=1.073741 ! Fit after self-cal, rms=0.076619Jy sigma=1.069050 ! Inverting map ! Added new window around map position (-2, -1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.014985 Jy ! Component: 100 - total flux cleaned = 0.0260904 Jy ! Total flux subtracted in 100 components = 0.0260904 Jy ! Clean residual min=-0.009280 max=0.009930 Jy/beam ! Clean residual mean=-0.000004 rms=0.001714 Jy/beam ! Combined flux in latest and established models = 0.687942 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 33 components and 0.687942 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=0.072539Jy sigma=0.995007 ! Fit after self-cal, rms=0.072443Jy sigma=0.993592 ! 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=0.8688 mas, bmaj=1.627 mas, bpa=-8.429 degrees ! Estimated noise=0.318091 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 = 0.0126669 Jy ! Component: 100 - total flux cleaned = 0.0214802 Jy ! Component: 150 - total flux cleaned = 0.0281193 Jy ! Component: 200 - total flux cleaned = 0.0312867 Jy ! Total flux subtracted in 200 components = 0.0312867 Jy ! Clean residual min=-0.005983 max=0.007245 Jy/beam ! Clean residual mean=-0.000006 rms=0.001397 Jy/beam ! Combined flux in latest and established models = 0.719229 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 47 components and 0.719229 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=0.069778Jy sigma=0.945115 ! Fit after self-cal, rms=0.069757Jy sigma=0.944843 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8688 x 1.627 at -8.429 degrees (North through East) ! Clean map min=-0.0055478 max=0.59391 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.95 KP 1.00 ! LA 0.99 MK 1.01 NL 1.03 PT 0.96 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.95 KP 1.01 ! LA 0.98 MK 1.00 NL 1.03 PT 0.96 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.95 KP 1.01 ! LA 0.99 MK 1.00 NL 1.04 PT 0.95 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.96 KP 1.01 ! LA 0.99 MK 1.00 NL 1.04 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.96 KP 1.00 ! LA 0.99 MK 1.01 NL 1.04 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.96 KP 1.01 ! LA 1.00 MK 1.01 NL 1.04 PT 0.95 ! SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.96 KP 1.01 ! LA 1.00 MK 1.01 NL 1.05 PT 0.96 ! SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.96 KP 1.01 ! LA 1.00 MK 1.00 NL 1.05 PT 0.97 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.96 KP 1.01 ! LA 1.00 MK 1.01 NL 1.05 PT 0.96 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.96 KP 1.01 ! LA 0.99 MK 1.02 NL 1.05 PT 0.97 ! SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.97 KP 1.02 ! LA 0.99 MK 1.01 NL 1.04 PT 0.96 ! SC 1.06 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.97 KP 1.02 ! LA 0.99 MK 1.01 NL 1.04 PT 0.98 ! SC 1.06 ! ! ! Fit before self-cal, rms=0.069757Jy sigma=0.944843 ! Fit after self-cal, rms=0.066102Jy sigma=0.880835 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8737 mas, bmaj=1.63 mas, bpa=-8.819 degrees ! Estimated noise=0.318065 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 = -0.0061869 Jy ! Component: 100 - total flux cleaned = -0.00882641 Jy ! Component: 150 - total flux cleaned = -0.010106 Jy ! Component: 200 - total flux cleaned = -0.0110708 Jy ! Total flux subtracted in 200 components = -0.0110708 Jy ! Clean residual min=-0.005671 max=0.004000 Jy/beam ! Clean residual mean=0.000002 rms=0.000911 Jy/beam ! Combined flux in latest and established models = 0.708158 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 67 components and 0.708158 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=0.065380Jy sigma=0.869007 ! Fit after self-cal, rms=0.065379Jy sigma=0.868917 ! 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=0.065379Jy sigma=0.868917 ! Fit after self-cal, rms=0.064274Jy sigma=0.855582 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8734 mas, bmaj=1.628 mas, bpa=-8.756 degrees ! Estimated noise=0.318045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00434154 Jy ! Component: 100 - total flux cleaned = -0.00547002 Jy ! Component: 150 - total flux cleaned = -0.00601531 Jy ! Component: 200 - total flux cleaned = -0.00663821 Jy ! Total flux subtracted in 200 components = -0.00663821 Jy ! Clean residual min=-0.004694 max=0.003536 Jy/beam ! Clean residual mean=0.000002 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.701519 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 79 components and 0.701519 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=0.063896Jy sigma=0.849679 ! Fit after self-cal, rms=0.063893Jy sigma=0.849625 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 = -0.00044073 Jy ! Component: 100 - total flux cleaned = -0.000823385 Jy ! Component: 150 - total flux cleaned = -0.00122765 Jy ! Component: 200 - total flux cleaned = -0.00149415 Jy ! Total flux subtracted in 200 components = -0.00149415 Jy ! Clean residual min=-0.004387 max=0.003577 Jy/beam ! Clean residual mean=0.000001 rms=0.000734 Jy/beam ! Combined flux in latest and established models = 0.700025 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.700025 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=0.063780Jy sigma=0.848172 ! Fit after self-cal, rms=0.063777Jy sigma=0.848147 ! 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=0.063777Jy sigma=0.848147 ! Fit after self-cal, rms=0.062429Jy sigma=0.824894 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8732 mas, bmaj=1.631 mas, bpa=-8.613 degrees ! Estimated noise=0.318544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00274956 Jy ! Component: 100 - total flux cleaned = -0.00410878 Jy ! Component: 150 - total flux cleaned = -0.00472159 Jy ! Component: 200 - total flux cleaned = -0.00514808 Jy ! Total flux subtracted in 200 components = -0.00514808 Jy ! Clean residual min=-0.002119 max=0.002032 Jy/beam ! Clean residual mean=0.000001 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.694877 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 88 components and 0.694877 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=0.062261Jy sigma=0.822405 ! Fit after self-cal, rms=0.062262Jy sigma=0.822361 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 = -0.000370651 Jy ! Component: 100 - total flux cleaned = -0.000627385 Jy ! Component: 150 - total flux cleaned = -0.000819113 Jy ! Component: 200 - total flux cleaned = -0.00102761 Jy ! Total flux subtracted in 200 components = -0.00102761 Jy ! Clean residual min=-0.002116 max=0.002013 Jy/beam ! Clean residual mean=0.000000 rms=0.000463 Jy/beam ! Combined flux in latest and established models = 0.69385 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 0.69385 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=0.062208Jy sigma=0.821720 ! Fit after self-cal, rms=0.062207Jy sigma=0.821709 ! 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=0.062207Jy sigma=0.821709 ! Fit after self-cal, rms=0.062176Jy sigma=0.820630 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=2.564 mas, bpa=-27.11 degrees ! Estimated noise=0.394005 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00309054 Jy ! Component: 100 - total flux cleaned = -0.00426328 Jy ! Component: 150 - total flux cleaned = -0.0047044 Jy ! Component: 200 - total flux cleaned = -0.00506167 Jy ! Total flux subtracted in 200 components = -0.00506167 Jy ! Clean residual min=-0.002493 max=0.002054 Jy/beam ! Clean residual mean=-0.000000 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.688788 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 107 components and 0.688788 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=0.062154Jy sigma=0.820046 ! Fit after self-cal, rms=0.062148Jy sigma=0.819994 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 = -7.27564e-05 Jy ! Component: 100 - total flux cleaned = -0.000337362 Jy ! Component: 150 - total flux cleaned = -0.000553585 Jy ! Component: 200 - total flux cleaned = -0.000655209 Jy ! Total flux subtracted in 200 components = -0.000655209 Jy ! Clean residual min=-0.002473 max=0.001941 Jy/beam ! Clean residual mean=-0.000001 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.688133 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 111 components and 0.688133 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=0.062163Jy sigma=0.820164 ! Fit after self-cal, rms=0.062160Jy sigma=0.820127 ! 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=0.8734 mas, bmaj=1.631 mas, bpa=-8.59 degrees ! Estimated noise=0.31874 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8734 x 1.631 at -8.59 degrees (North through East) ! Clean map min=-0.0031212 max=0.59615 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 ! Performing amp+phase self-cal ! ! 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=0.062160Jy sigma=0.820127 ! Fit after self-cal, rms=0.058249Jy sigma=0.751570 ! Inverting map and beam ! Estimated beam: bmin=0.8734 mas, bmaj=1.63 mas, bpa=-8.589 degrees ! Estimated noise=0.31884 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00208099 Jy ! Component: 100 - total flux cleaned = -0.00271286 Jy ! Component: 150 - total flux cleaned = -0.00285007 Jy ! Component: 200 - total flux cleaned = -0.00296923 Jy ! Total flux subtracted in 200 components = -0.00296923 Jy ! Clean residual min=-0.001785 max=0.001678 Jy/beam ! Clean residual mean=-0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.685164 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 115 components and 0.685164 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=0.058137Jy sigma=0.750194 ! Fit after self-cal, rms=0.058137Jy sigma=0.750187 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000110239 Jy ! Component: 100 - total flux cleaned = -0.000110903 Jy ! Component: 150 - total flux cleaned = -7.97921e-05 Jy ! Component: 200 - total flux cleaned = -5.1013e-05 Jy ! Total flux subtracted in 200 components = -5.1013e-05 Jy ! Clean residual min=-0.001773 max=0.001661 Jy/beam ! Clean residual mean=-0.000000 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.685113 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 120 components and 0.685113 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=0.058099Jy sigma=0.749807 ! Fit after self-cal, rms=0.058100Jy sigma=0.749804 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.058100Jy sigma=0.749804 ! Fit after self-cal, rms=0.058076Jy sigma=0.749210 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=0.6594 mas, bmaj=1.349 mas, bpa=-9.138 degrees ! Estimated noise=0.634524 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.453184 Jy ! Component: 100 - total flux cleaned = 0.563513 Jy ! Component: 150 - total flux cleaned = 0.610068 Jy ! Component: 200 - total flux cleaned = 0.63309 Jy ! Total flux subtracted in 200 components = 0.63309 Jy ! Clean residual min=-0.005334 max=0.010960 Jy/beam ! Clean residual mean=-0.000005 rms=0.001153 Jy/beam ! Combined flux in latest and established models = 0.63309 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 0.63309 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8733 mas, bmaj=1.63 mas, bpa=-8.575 degrees ! Estimated noise=0.318877 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 = 0.0164795 Jy ! Component: 100 - total flux cleaned = 0.0267229 Jy ! Component: 150 - total flux cleaned = 0.03383 Jy ! Component: 200 - total flux cleaned = 0.0390012 Jy ! Total flux subtracted in 200 components = 0.0390012 Jy ! Clean residual min=-0.002516 max=0.003645 Jy/beam ! Clean residual mean=-0.000005 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.672091 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.672091 Jy ! Inverting map ! Added new window around map position (-0.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00414691 Jy ! Component: 100 - total flux cleaned = 0.00723088 Jy ! Component: 150 - total flux cleaned = 0.0086329 Jy ! Component: 200 - total flux cleaned = 0.00966748 Jy ! Total flux subtracted in 200 components = 0.00966748 Jy ! Clean residual min=-0.002039 max=0.001944 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.681759 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 50 components and 0.681759 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=2.165 mas, bmaj=2.566 mas, bpa=-27.2 degrees ! Estimated noise=0.393923 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179529 Jy ! Component: 100 - total flux cleaned = 0.00211541 Jy ! Component: 150 - total flux cleaned = 0.00245214 Jy ! Component: 200 - total flux cleaned = 0.00248721 Jy ! Total flux subtracted in 200 components = 0.00248721 Jy ! Clean residual min=-0.002116 max=0.001919 Jy/beam ! Clean residual mean=0.000000 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.684246 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 = -1.21025e-06 Jy ! Component: 100 - total flux cleaned = -9.47625e-07 Jy ! Component: 150 - total flux cleaned = -8.01355e-07 Jy ! Component: 200 - total flux cleaned = -1.07495e-06 Jy ! Total flux subtracted in 200 components = -1.07495e-06 Jy ! Clean residual min=-0.002063 max=0.001856 Jy/beam ! Clean residual mean=0.000000 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.684245 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 76 components and 0.684245 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8733 mas, bmaj=1.63 mas, bpa=-8.575 degrees ! Estimated noise=0.318877 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231486 Jy ! Component: 100 - total flux cleaned = 0.000295791 Jy ! Component: 150 - total flux cleaned = 0.000294914 Jy ! Component: 200 - total flux cleaned = 0.000350121 Jy ! Total flux subtracted in 200 components = 0.000350121 Jy ! Clean residual min=-0.001841 max=0.001798 Jy/beam ! Clean residual mean=0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.684595 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 83 components and 0.684595 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=0.058285Jy sigma=0.751198 ! Fit after self-cal, rms=0.058252Jy sigma=0.750779 wmodel J1302+5748_X_map.mod ! Writing 83 model components to file: J1302+5748_X_map.mod wobs J1302+5748_X_uvs.fits ! Writing UV FITS file: J1302+5748_X_uvs.fits wwins J1302+5748_X_map.win ! wwins: Wrote 4 windows to J1302+5748_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 = 0.000535956 Jy ! Component: 100 - total flux cleaned = 0.000568122 Jy ! Component: 150 - total flux cleaned = 0.000628445 Jy ! Component: 200 - total flux cleaned = 0.000570997 Jy ! Component: 250 - total flux cleaned = 0.000430573 Jy ! Component: 300 - total flux cleaned = 0.000348751 Jy ! Component: 350 - total flux cleaned = 0.000267981 Jy ! Component: 400 - total flux cleaned = 0.000241238 Jy ! Component: 450 - total flux cleaned = 0.000240686 Jy ! Component: 500 - total flux cleaned = 0.000190189 Jy ! Component: 550 - total flux cleaned = 0.000215584 Jy ! Component: 600 - total flux cleaned = 0.000264674 Jy ! Component: 650 - total flux cleaned = 0.000288999 Jy ! Component: 700 - total flux cleaned = 0.000336759 Jy ! Component: 750 - total flux cleaned = 0.000453069 Jy ! Component: 800 - total flux cleaned = 0.000521526 Jy ! Component: 850 - total flux cleaned = 0.000566591 Jy ! Component: 900 - total flux cleaned = 0.000611357 Jy ! Component: 950 - total flux cleaned = 0.000721651 Jy ! Component: 1000 - total flux cleaned = 0.000721892 Jy ! Component: 1050 - total flux cleaned = 0.000786495 Jy ! Component: 1100 - total flux cleaned = 0.000828749 Jy ! Component: 1150 - total flux cleaned = 0.000828571 Jy ! Component: 1200 - total flux cleaned = 0.000869729 Jy ! Component: 1250 - total flux cleaned = 0.000910271 Jy ! Component: 1300 - total flux cleaned = 0.000930352 Jy ! Component: 1350 - total flux cleaned = 0.000910208 Jy ! Component: 1400 - total flux cleaned = 0.000851354 Jy ! Component: 1450 - total flux cleaned = 0.000910271 Jy ! Component: 1500 - total flux cleaned = 0.000851884 Jy ! Component: 1550 - total flux cleaned = 0.000852054 Jy ! Component: 1600 - total flux cleaned = 0.000833128 Jy ! Component: 1650 - total flux cleaned = 0.00085202 Jy ! Component: 1700 - total flux cleaned = 0.000833625 Jy ! Component: 1750 - total flux cleaned = 0.00081533 Jy ! Component: 1800 - total flux cleaned = 0.000760598 Jy ! Component: 1850 - total flux cleaned = 0.00074255 Jy ! Component: 1900 - total flux cleaned = 0.000760514 Jy ! Component: 1950 - total flux cleaned = 0.000653827 Jy ! Component: 2000 - total flux cleaned = 0.000671725 Jy ! Component: 2050 - total flux cleaned = 0.000689353 Jy ! Component: 2100 - total flux cleaned = 0.000637474 Jy ! Component: 2150 - total flux cleaned = 0.000620299 Jy ! Component: 2200 - total flux cleaned = 0.000535027 Jy ! Component: 2250 - total flux cleaned = 0.000501214 Jy ! Component: 2300 - total flux cleaned = 0.00051786 Jy ! Component: 2350 - total flux cleaned = 0.000417749 Jy ! Component: 2400 - total flux cleaned = 0.000368305 Jy ! Component: 2450 - total flux cleaned = 0.000319376 Jy ! Component: 2500 - total flux cleaned = 0.000302981 Jy ! Component: 2550 - total flux cleaned = 0.000319186 Jy ! Component: 2600 - total flux cleaned = 0.000271112 Jy ! Component: 2650 - total flux cleaned = 0.000239359 Jy ! Component: 2700 - total flux cleaned = 0.000223409 Jy ! Component: 2750 - total flux cleaned = 0.000176414 Jy ! Component: 2800 - total flux cleaned = 0.000114346 Jy ! Component: 2850 - total flux cleaned = 0.000114446 Jy ! Component: 2900 - total flux cleaned = 0.000129906 Jy ! Component: 2950 - total flux cleaned = 9.95812e-05 Jy ! Component: 3000 - total flux cleaned = 5.41248e-05 Jy ! Component: 3050 - total flux cleaned = 5.42774e-05 Jy ! Component: 3100 - total flux cleaned = 3.94348e-05 Jy ! Component: 3150 - total flux cleaned = 8.38004e-05 Jy ! Component: 3200 - total flux cleaned = 3.96746e-05 Jy ! Component: 3250 - total flux cleaned = 3.97647e-05 Jy ! Component: 3300 - total flux cleaned = 2.52438e-05 Jy ! Component: 3350 - total flux cleaned = 5.40434e-05 Jy ! Component: 3400 - total flux cleaned = -1.76784e-05 Jy ! Component: 3450 - total flux cleaned = -3.18713e-05 Jy ! Component: 3500 - total flux cleaned = -6.02015e-05 Jy ! Component: 3550 - total flux cleaned = -1.80325e-05 Jy ! Component: 3600 - total flux cleaned = -7.40372e-05 Jy ! Component: 3650 - total flux cleaned = -3.23967e-05 Jy ! Component: 3700 - total flux cleaned = -0.000142732 Jy ! Component: 3750 - total flux cleaned = -0.000101708 Jy ! Component: 3800 - total flux cleaned = -8.8034e-05 Jy ! Component: 3850 - total flux cleaned = -0.000182728 Jy ! Component: 3900 - total flux cleaned = -0.00016932 Jy ! Component: 3950 - total flux cleaned = -0.000155876 Jy ! Component: 4000 - total flux cleaned = -0.000169102 Jy ! Component: 4050 - total flux cleaned = -0.000182322 Jy ! Total flux subtracted in 4096 components = -0.000195512 Jy ! Clean residual min=-0.000656 max=0.000844 Jy/beam ! Clean residual mean=-0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.684399 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 367 components and 0.6844 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1302+5748_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8733 x 1.63 at -8.575 degrees (North through East) ! Clean map min=-0.0015622 max=0.5998 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1302+5748_X_map.fits wmodel /vlbi/bp222/maps//J1302+5748_X_map.mod ! Writing 367 model components to file: /vlbi/bp222/maps//J1302+5748_X_map.mod wobs /vlbi/bp222/maps//J1302+5748_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1302+5748_X_uvs.fits wwins /vlbi/bp222/maps//J1302+5748_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J1302+5748_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.599801 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000212652 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.106361 0.106361 0.212723 0.425445 0.850891 1.70178 3.40356 6.80713 13.6143 27.2285 54.457 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.599 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2820.57 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1302+5748_X_dfm.log closed on Thu Sep 27 11:09:20 2018