! Started logfile: /vlbi/bp222/maps//J1504+0813_X_dfm.log on Thu Sep 27 11:16:57 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//J1504+0813_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1504+0813_X_uvm.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! AN table 2: 21 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.99 visibilities/baseline/integration-bin. ! Found source: J1504+0813 ! ! 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 16632 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 J1504+0813_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024588Jy sigma=14.512207 ! Fit after self-cal, rms=0.779675Jy sigma=10.982530 ! 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=0.6235 mas, bmaj=1.725 mas, bpa=-7.656 degrees ! Estimated noise=0.690021 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 = 0.171709 Jy ! Component: 100 - total flux cleaned = 0.209164 Jy ! Total flux subtracted in 100 components = 0.209164 Jy ! Clean residual min=-0.004407 max=0.010760 Jy/beam ! Clean residual mean=-0.000003 rms=0.001206 Jy/beam ! Combined flux in latest and established models = 0.209164 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.209164 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=0.061546Jy sigma=0.779913 ! Fit after self-cal, rms=0.061543Jy sigma=0.779864 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114326 Jy ! Component: 100 - total flux cleaned = 0.0173297 Jy ! Total flux subtracted in 100 components = 0.0173297 Jy ! Clean residual min=-0.003212 max=0.003374 Jy/beam ! Clean residual mean=-0.000001 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.226494 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 8 components and 0.226494 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=0.059326Jy sigma=0.738996 ! Fit after self-cal, rms=0.059332Jy sigma=0.738897 ! 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=0.7829 mas, bmaj=1.942 mas, bpa=-6.706 degrees ! Estimated noise=0.422108 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 = 0.00342452 Jy ! Component: 100 - total flux cleaned = 0.00482861 Jy ! Component: 150 - total flux cleaned = 0.00515804 Jy ! Component: 200 - total flux cleaned = 0.00523751 Jy ! Total flux subtracted in 200 components = 0.00523751 Jy ! Clean residual min=-0.003106 max=0.002585 Jy/beam ! Clean residual mean=0.000000 rms=0.000609 Jy/beam ! Combined flux in latest and established models = 0.231731 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.231731 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=0.059222Jy sigma=0.735424 ! Fit after self-cal, rms=0.059225Jy sigma=0.735404 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7829 x 1.942 at -6.706 degrees (North through East) ! Clean map min=-0.002964 max=0.22304 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 1.03 KP 0.99 ! MK 1.03 NL 0.99 OV 1.00 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 FD 1.07 KP 1.01 LA 1.09 ! MK 1.01 NL 0.92 OV 1.03 PT 0.98 ! SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 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 1.02 FD 1.02 KP 1.01 LA 1.03 ! MK 1.01 NL 0.92 OV 1.05 PT 0.99 ! SC 1.09 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 0.98 ! MK 1.03 NL 1.00 OV 0.98 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.00 KP 1.02 LA 1.02 ! MK 0.99 NL 0.91 OV 1.03 PT 1.01 ! SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.01 KP 1.01 ! MK 1.01 NL 0.98 OV 0.97 SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.02 KP 1.07 LA 1.03 ! MK 1.01 NL 0.92 OV 1.04 PT 0.99 ! SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.01 KP 1.00 ! MK 1.01 NL 0.99 OV 0.98 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.05 KP 1.02 LA 0.99 ! MK 0.97 NL 0.93 OV 1.04 PT 1.01 ! SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 1.03 KP 1.00 ! MK 1.04 NL 0.99 OV 0.96 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.04 KP 1.05 LA 1.02 ! MK 0.97 NL 0.92 OV 1.04 PT 0.99 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.00 KP 0.99 ! MK 1.01 NL 1.00 OV 0.99 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.04 KP 1.06 LA 1.03 ! MK 0.99 NL 0.91 OV 1.00 PT 0.97 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.06 KP 0.98 ! MK 1.02 NL 0.98 OV 0.97 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.05 KP 1.03 LA 1.04 ! MK 0.99 NL 0.89 OV 1.03 PT 0.98 ! SC 1.08 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.00 KP 1.02 ! MK 1.02 NL 0.97 OV 0.98 SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.03 KP 1.06 LA 1.03 ! MK 0.99 NL 0.93 OV 1.02 PT 1.01 ! SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.99 KP 0.98 ! MK 1.00 NL 0.99 OV 0.97 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 1.06 KP 1.00 LA 1.03 ! MK 0.98 NL 0.93 OV 1.01 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 1.04 KP 1.00 ! MK 1.03 NL 0.98 OV 0.96 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.02 KP 1.02 LA 1.00 ! MK 1.02 NL 0.93 OV 1.03 PT 1.02 ! SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.97 HN 0.99 KP 0.99 ! MK 0.93 NL 0.99 OV 0.97 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.01 KP 1.04 LA 1.07 ! MK 0.96 NL 0.94 OV 0.98 PT 1.00 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.059225Jy sigma=0.735404 ! Fit after self-cal, rms=0.058916Jy sigma=0.723472 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.783 mas, bmaj=1.94 mas, bpa=-6.64 degrees ! Estimated noise=0.422164 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 = 0.000527565 Jy ! Component: 100 - total flux cleaned = 0.000666733 Jy ! Component: 150 - total flux cleaned = 0.00072313 Jy ! Component: 200 - total flux cleaned = 0.000733387 Jy ! Total flux subtracted in 200 components = 0.000733387 Jy ! Clean residual min=-0.001353 max=0.001349 Jy/beam ! Clean residual mean=0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.232465 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.232465 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=0.058908Jy sigma=0.723397 ! Fit after self-cal, rms=0.058922Jy sigma=0.723354 ! 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=0.058922Jy sigma=0.723354 ! Fit after self-cal, rms=0.058925Jy sigma=0.723335 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7823 mas, bmaj=1.939 mas, bpa=-6.642 degrees ! Estimated noise=0.422278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000394017 Jy ! Component: 100 - total flux cleaned = 0.000487308 Jy ! Component: 150 - total flux cleaned = 0.000545334 Jy ! Component: 200 - total flux cleaned = 0.000562945 Jy ! Total flux subtracted in 200 components = 0.000562945 Jy ! Clean residual min=-0.001333 max=0.001327 Jy/beam ! Clean residual mean=0.000001 rms=0.000302 Jy/beam ! Combined flux in latest and established models = 0.233028 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.233028 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=0.058919Jy sigma=0.723282 ! Fit after self-cal, rms=0.058918Jy sigma=0.723277 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (36, -43.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00118275 Jy ! Component: 100 - total flux cleaned = 0.00164658 Jy ! Component: 150 - total flux cleaned = 0.00180096 Jy ! Component: 200 - total flux cleaned = 0.00190197 Jy ! Total flux subtracted in 200 components = 0.00190197 Jy ! Clean residual min=-0.001152 max=0.001201 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.234929 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 42 components and 0.23493 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=0.058890Jy sigma=0.722876 ! Fit after self-cal, rms=0.058890Jy sigma=0.722840 ! 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=0.058890Jy sigma=0.722840 ! Fit after self-cal, rms=0.058901Jy sigma=0.722812 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.782 mas, bmaj=1.938 mas, bpa=-6.631 degrees ! Estimated noise=0.422529 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000511711 Jy ! Component: 100 - total flux cleaned = 0.000609834 Jy ! Component: 150 - total flux cleaned = 0.000667623 Jy ! Component: 200 - total flux cleaned = 0.000694372 Jy ! Total flux subtracted in 200 components = 0.000694372 Jy ! Clean residual min=-0.001115 max=0.001112 Jy/beam ! Clean residual mean=0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.235624 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 49 components and 0.235624 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=0.058892Jy sigma=0.722697 ! Fit after self-cal, rms=0.058892Jy sigma=0.722690 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 = 0.000161129 Jy ! Component: 100 - total flux cleaned = 0.000161193 Jy ! Component: 150 - total flux cleaned = 0.000197143 Jy ! Component: 200 - total flux cleaned = 0.000219983 Jy ! Total flux subtracted in 200 components = 0.000219983 Jy ! Clean residual min=-0.001110 max=0.001096 Jy/beam ! Clean residual mean=0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.235844 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 53 components and 0.235844 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=0.058886Jy sigma=0.722632 ! Fit after self-cal, rms=0.058887Jy sigma=0.722628 ! 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=0.058887Jy sigma=0.722628 ! Fit after self-cal, rms=0.058900Jy sigma=0.722617 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.989 mas, bmaj=2.897 mas, bpa=3.842 degrees ! Estimated noise=0.57951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000317393 Jy ! Component: 100 - total flux cleaned = 0.00038065 Jy ! Component: 150 - total flux cleaned = 0.000410936 Jy ! Component: 200 - total flux cleaned = 0.000419753 Jy ! Total flux subtracted in 200 components = 0.000419753 Jy ! Clean residual min=-0.001189 max=0.001244 Jy/beam ! Clean residual mean=0.000001 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.236264 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 60 components and 0.236264 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=0.058902Jy sigma=0.722612 ! Fit after self-cal, rms=0.058898Jy sigma=0.722598 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 = 0.000111923 Jy ! Component: 100 - total flux cleaned = 0.000163742 Jy ! Component: 150 - total flux cleaned = 0.000178941 Jy ! Component: 200 - total flux cleaned = 0.000172022 Jy ! Total flux subtracted in 200 components = 0.000172022 Jy ! Clean residual min=-0.001152 max=0.001234 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.236436 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 61 components and 0.236436 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=0.058900Jy sigma=0.722608 ! Fit after self-cal, rms=0.058899Jy sigma=0.722602 ! 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=0.7818 mas, bmaj=1.938 mas, bpa=-6.623 degrees ! Estimated noise=0.42275 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7818 x 1.938 at -6.623 degrees (North through East) ! Clean map min=-0.0010314 max=0.22322 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=0.6231 mas, bmaj=1.723 mas, bpa=-7.624 degrees ! Estimated noise=0.689146 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.171465 Jy ! Component: 100 - total flux cleaned = 0.208924 Jy ! Component: 150 - total flux cleaned = 0.220575 Jy ! Component: 200 - total flux cleaned = 0.226487 Jy ! Total flux subtracted in 200 components = 0.226487 Jy ! Clean residual min=-0.002359 max=0.002862 Jy/beam ! Clean residual mean=-0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.226487 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 7 model components to the UV plane model. ! The established model now contains 7 components and 0.226487 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7818 mas, bmaj=1.938 mas, bpa=-6.623 degrees ! Estimated noise=0.42275 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 = 0.00384435 Jy ! Component: 100 - total flux cleaned = 0.00577612 Jy ! Component: 150 - total flux cleaned = 0.00704811 Jy ! Component: 200 - total flux cleaned = 0.00793529 Jy ! Total flux subtracted in 200 components = 0.00793529 Jy ! Clean residual min=-0.001236 max=0.001142 Jy/beam ! Clean residual mean=0.000000 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.234422 Jy ! Adding 16 model components to the UV plane model. ! The established model now contains 18 components and 0.234422 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=1.989 mas, bmaj=2.897 mas, bpa=3.842 degrees ! Estimated noise=0.57951 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00087679 Jy ! Component: 100 - total flux cleaned = 0.00130526 Jy ! Component: 150 - total flux cleaned = 0.00148455 Jy ! Component: 200 - total flux cleaned = 0.00161268 Jy ! Total flux subtracted in 200 components = 0.00161268 Jy ! Clean residual min=-0.001194 max=0.001244 Jy/beam ! Clean residual mean=0.000001 rms=0.000331 Jy/beam ! Combined flux in latest and established models = 0.236035 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 = 5.4346e-05 Jy ! Component: 100 - total flux cleaned = 9.63909e-05 Jy ! Component: 150 - total flux cleaned = 0.00013587 Jy ! Component: 200 - total flux cleaned = 0.000158177 Jy ! Total flux subtracted in 200 components = 0.000158177 Jy ! Clean residual min=-0.001166 max=0.001237 Jy/beam ! Clean residual mean=0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.236193 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 34 components and 0.236193 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7818 mas, bmaj=1.938 mas, bpa=-6.623 degrees ! Estimated noise=0.42275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000117203 Jy ! Component: 100 - total flux cleaned = 0.00017724 Jy ! Component: 150 - total flux cleaned = 0.000231388 Jy ! Component: 200 - total flux cleaned = 0.000265268 Jy ! Total flux subtracted in 200 components = 0.000265268 Jy ! Clean residual min=-0.001104 max=0.001037 Jy/beam ! Clean residual mean=0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.236458 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 49 components and 0.236458 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=0.058908Jy sigma=0.722705 ! Fit after self-cal, rms=0.058905Jy sigma=0.722685 wmodel J1504+0813_X_map.mod ! Writing 49 model components to file: J1504+0813_X_map.mod wobs J1504+0813_X_uvs.fits ! Writing UV FITS file: J1504+0813_X_uvs.fits wwins J1504+0813_X_map.win ! wwins: Wrote 2 windows to J1504+0813_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 = -0.000357597 Jy ! Component: 100 - total flux cleaned = -0.000475822 Jy ! Component: 150 - total flux cleaned = -0.000625857 Jy ! Component: 200 - total flux cleaned = -0.00071651 Jy ! Component: 250 - total flux cleaned = -0.000822623 Jy ! Component: 300 - total flux cleaned = -0.000891327 Jy ! Component: 350 - total flux cleaned = -0.000991313 Jy ! Component: 400 - total flux cleaned = -0.00107231 Jy ! Component: 450 - total flux cleaned = -0.00113554 Jy ! Component: 500 - total flux cleaned = -0.0012134 Jy ! Component: 550 - total flux cleaned = -0.00132024 Jy ! Component: 600 - total flux cleaned = -0.00139514 Jy ! Component: 650 - total flux cleaned = -0.00148329 Jy ! Component: 700 - total flux cleaned = -0.0015411 Jy ! Component: 750 - total flux cleaned = -0.00158378 Jy ! Component: 800 - total flux cleaned = -0.00159808 Jy ! Component: 850 - total flux cleaned = -0.00166691 Jy ! Component: 900 - total flux cleaned = -0.00170748 Jy ! Component: 950 - total flux cleaned = -0.00174772 Jy ! Component: 1000 - total flux cleaned = -0.00182669 Jy ! Component: 1050 - total flux cleaned = -0.00186564 Jy ! Component: 1100 - total flux cleaned = -0.0019426 Jy ! Component: 1150 - total flux cleaned = -0.00201866 Jy ! Component: 1200 - total flux cleaned = -0.00210599 Jy ! Component: 1250 - total flux cleaned = -0.00210584 Jy ! Component: 1300 - total flux cleaned = -0.00216682 Jy ! Component: 1350 - total flux cleaned = -0.00219115 Jy ! Component: 1400 - total flux cleaned = -0.00222696 Jy ! Component: 1450 - total flux cleaned = -0.00228585 Jy ! Component: 1500 - total flux cleaned = -0.00232089 Jy ! Component: 1550 - total flux cleaned = -0.00235554 Jy ! Component: 1600 - total flux cleaned = -0.00238981 Jy ! Component: 1650 - total flux cleaned = -0.00244608 Jy ! Component: 1700 - total flux cleaned = -0.00247954 Jy ! Component: 1750 - total flux cleaned = -0.00247957 Jy ! Component: 1800 - total flux cleaned = -0.00251232 Jy ! Component: 1850 - total flux cleaned = -0.00252303 Jy ! Component: 1900 - total flux cleaned = -0.00253379 Jy ! Component: 1950 - total flux cleaned = -0.00255514 Jy ! Component: 2000 - total flux cleaned = -0.00255533 Jy ! Component: 2050 - total flux cleaned = -0.00256582 Jy ! Component: 2100 - total flux cleaned = -0.00262763 Jy ! Component: 2150 - total flux cleaned = -0.00263775 Jy ! Component: 2200 - total flux cleaned = -0.00263759 Jy ! Component: 2250 - total flux cleaned = -0.00260776 Jy ! Component: 2300 - total flux cleaned = -0.00263756 Jy ! Component: 2350 - total flux cleaned = -0.00264728 Jy ! Component: 2400 - total flux cleaned = -0.00264732 Jy ! Component: 2450 - total flux cleaned = -0.00262812 Jy ! Component: 2500 - total flux cleaned = -0.0026473 Jy ! Component: 2550 - total flux cleaned = -0.00265664 Jy ! Component: 2600 - total flux cleaned = -0.00265665 Jy ! Component: 2650 - total flux cleaned = -0.00268453 Jy ! Component: 2700 - total flux cleaned = -0.00269354 Jy ! Component: 2750 - total flux cleaned = -0.00269349 Jy ! Component: 2800 - total flux cleaned = -0.00271158 Jy ! Component: 2850 - total flux cleaned = -0.00270248 Jy ! Component: 2900 - total flux cleaned = -0.00271138 Jy ! Component: 2950 - total flux cleaned = -0.00271136 Jy ! Component: 3000 - total flux cleaned = -0.00271141 Jy ! Component: 3050 - total flux cleaned = -0.00272883 Jy ! Component: 3100 - total flux cleaned = -0.00275461 Jy ! Component: 3150 - total flux cleaned = -0.00273741 Jy ! Component: 3200 - total flux cleaned = -0.00276285 Jy ! Component: 3250 - total flux cleaned = -0.00274608 Jy ! Component: 3300 - total flux cleaned = -0.0027461 Jy ! Component: 3350 - total flux cleaned = -0.00277937 Jy ! Component: 3400 - total flux cleaned = -0.00276276 Jy ! Component: 3450 - total flux cleaned = -0.00280363 Jy ! Component: 3500 - total flux cleaned = -0.00280357 Jy ! Component: 3550 - total flux cleaned = -0.00281162 Jy ! Component: 3600 - total flux cleaned = -0.00282769 Jy ! Component: 3650 - total flux cleaned = -0.00287547 Jy ! Component: 3700 - total flux cleaned = -0.00284381 Jy ! Component: 3750 - total flux cleaned = -0.00290657 Jy ! Component: 3800 - total flux cleaned = -0.0028987 Jy ! Component: 3850 - total flux cleaned = -0.0028833 Jy ! Component: 3900 - total flux cleaned = -0.00292956 Jy ! Component: 3950 - total flux cleaned = -0.00293726 Jy ! Component: 4000 - total flux cleaned = -0.00298288 Jy ! Component: 4050 - total flux cleaned = -0.00296777 Jy ! Total flux subtracted in 4096 components = -0.00298277 Jy ! Clean residual min=-0.000500 max=0.000484 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.233476 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 345 components and 0.233476 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1504+0813_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7818 x 1.938 at -6.623 degrees (North through East) ! Clean map min=-0.00075641 max=0.22319 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1504+0813_X_map.fits wmodel /vlbi/bp222/maps//J1504+0813_X_map.mod ! Writing 345 model components to file: /vlbi/bp222/maps//J1504+0813_X_map.mod wobs /vlbi/bp222/maps//J1504+0813_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1504+0813_X_uvs.fits wwins /vlbi/bp222/maps//J1504+0813_X_map.win ! wwins: Wrote 3 windows to /vlbi/bp222/maps//J1504+0813_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.223193 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000124634 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.167524 0.167524 0.335047 0.670094 1.34019 2.68038 5.36075 10.7215 21.443 42.886 85.7721 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.223 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1790.79 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1504+0813_X_dfm.log closed on Thu Sep 27 11:17:02 2018