! Started logfile: /vlbi/sb072/temp_maps//J1407+2827_C_dfm.log on Fri Jan 25 19:32:48 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1407+2827_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1407+2827_C_uva.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1407+2827 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 2016 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1407+2827_C] 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 0.300x0.300 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 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 7 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.389822Jy sigma=47.265788 ! Fit after self-cal, rms=0.329961Jy sigma=10.971556 ! 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=1.655 mas, bmaj=4.364 mas, bpa=51.17 degrees ! Estimated noise=0.865492 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 = 0.629172 Jy ! Component: 100 - total flux cleaned = 0.875606 Jy ! Total flux subtracted in 100 components = 0.875606 Jy ! Clean residual min=-0.089159 max=0.111077 Jy/beam ! Clean residual mean=-0.000090 rms=0.017053 Jy/beam ! Combined flux in latest and established models = 0.875606 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.875606 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. ! ! Fit before self-cal, rms=0.270366Jy sigma=8.244609 ! Fit after self-cal, rms=0.267916Jy sigma=8.178561 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0849706 Jy ! Component: 100 - total flux cleaned = 0.0848173 Jy ! Total flux subtracted in 100 components = 0.0848173 Jy ! Clean residual min=-0.055224 max=0.089858 Jy/beam ! Clean residual mean=-0.000059 rms=0.012245 Jy/beam ! Combined flux in latest and established models = 0.960423 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.960423 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. ! ! Fit before self-cal, rms=0.194065Jy sigma=6.143843 ! Fit after self-cal, rms=0.192765Jy sigma=6.117402 ! Inverting map ! Added new window around map position (-6.3, -4.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0582499 Jy ! Component: 100 - total flux cleaned = 0.0803871 Jy ! Total flux subtracted in 100 components = 0.0803871 Jy ! Clean residual min=-0.040813 max=0.050307 Jy/beam ! Clean residual mean=-0.000044 rms=0.009503 Jy/beam ! Combined flux in latest and established models = 1.04081 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 21 components and 1.04081 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. ! ! Fit before self-cal, rms=0.148940Jy sigma=4.708573 ! Fit after self-cal, rms=0.146197Jy sigma=4.609131 ! 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=2.21 mas, bmaj=4.281 mas, bpa=49.33 degrees ! Estimated noise=0.564066 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 = 0.0385295 Jy ! Component: 100 - total flux cleaned = 0.0557653 Jy ! Component: 150 - total flux cleaned = 0.06498 Jy ! Component: 200 - total flux cleaned = 0.0659654 Jy ! Total flux subtracted in 200 components = 0.0659654 Jy ! Clean residual min=-0.036800 max=0.042281 Jy/beam ! Clean residual mean=-0.000101 rms=0.008922 Jy/beam ! Combined flux in latest and established models = 1.10678 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 42 components and 1.10678 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. ! ! Fit before self-cal, rms=0.118895Jy sigma=3.784450 ! Fit after self-cal, rms=0.118429Jy sigma=3.761535 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.21 x 4.281 at 49.33 degrees (North through East) ! Clean map min=-0.053909 max=0.89997 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.99 HN 0.91 KP 1.08 ! LA 1.00* NL 1.08 OV 0.98 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.91 KP 1.08 ! LA 1.00* NL 1.08 OV 0.97 PT 0.93 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.90 KP 1.08 ! LA 1.00* NL 1.08 OV 0.98 PT 0.94 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.00 HN 0.91 KP 1.08 ! LA 1.00* NL 1.09 OV 0.96 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 HN 0.91 KP 1.07 ! LA 1.00* NL 1.11 OV 0.98 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.99 HN 0.92 KP 1.08 ! LA 1.00* NL 1.13 OV 0.99 PT 0.97 ! SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.00 HN 0.92 KP 1.07 ! LA 1.00* NL 1.14 OV 0.97 PT 0.96 ! SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 HN 0.95 KP 1.06 ! LA 1.00* NL 1.14 OV 0.96 PT 0.96 ! SC 0.91 ! ! ! Fit before self-cal, rms=0.118429Jy sigma=3.761535 ! Fit after self-cal, rms=0.074119Jy sigma=2.386647 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.179 mas, bmaj=4.231 mas, bpa=49.53 degrees ! Estimated noise=0.553317 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 (2.4, -3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0217542 Jy ! Component: 100 - total flux cleaned = 0.0277868 Jy ! Component: 150 - total flux cleaned = 0.0301012 Jy ! Component: 200 - total flux cleaned = 0.0323113 Jy ! Total flux subtracted in 200 components = 0.0323113 Jy ! Clean residual min=-0.014114 max=0.015694 Jy/beam ! Clean residual mean=-0.000009 rms=0.003954 Jy/beam ! Combined flux in latest and established models = 1.13909 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 1.13909 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. ! ! Fit before self-cal, rms=0.062933Jy sigma=2.037016 ! Fit after self-cal, rms=0.062663Jy sigma=2.027627 ! 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. ! ! Fit before self-cal, rms=0.062663Jy sigma=2.027627 ! Fit after self-cal, rms=0.061457Jy sigma=1.988566 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.177 mas, bmaj=4.218 mas, bpa=49.51 degrees ! Estimated noise=0.553528 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0118662 Jy ! Component: 100 - total flux cleaned = 0.0158488 Jy ! Component: 150 - total flux cleaned = 0.0175152 Jy ! Component: 200 - total flux cleaned = 0.018769 Jy ! Total flux subtracted in 200 components = 0.018769 Jy ! Clean residual min=-0.012278 max=0.013962 Jy/beam ! Clean residual mean=-0.000005 rms=0.003437 Jy/beam ! Combined flux in latest and established models = 1.15786 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 85 components and 1.15786 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. ! ! Fit before self-cal, rms=0.058037Jy sigma=1.879246 ! Fit after self-cal, rms=0.058003Jy sigma=1.877805 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 = 0.00115759 Jy ! Component: 100 - total flux cleaned = 0.0019672 Jy ! Component: 150 - total flux cleaned = 0.00233835 Jy ! Component: 200 - total flux cleaned = 0.00286105 Jy ! Total flux subtracted in 200 components = 0.00286105 Jy ! Clean residual min=-0.012408 max=0.013316 Jy/beam ! Clean residual mean=-0.000001 rms=0.003310 Jy/beam ! Combined flux in latest and established models = 1.16072 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 94 components and 1.16072 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. ! ! Fit before self-cal, rms=0.056872Jy sigma=1.839770 ! Fit after self-cal, rms=0.056854Jy sigma=1.839152 ! 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. ! ! Fit before self-cal, rms=0.056854Jy sigma=1.839152 ! Fit after self-cal, rms=0.056234Jy sigma=1.810830 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.207 mas, bpa=49.46 degrees ! Estimated noise=0.554585 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00818756 Jy ! Component: 100 - total flux cleaned = 0.0122213 Jy ! Component: 150 - total flux cleaned = 0.0141129 Jy ! Component: 200 - total flux cleaned = 0.0149945 Jy ! Total flux subtracted in 200 components = 0.0149945 Jy ! Clean residual min=-0.011251 max=0.012957 Jy/beam ! Clean residual mean=-0.000001 rms=0.003009 Jy/beam ! Combined flux in latest and established models = 1.17571 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 106 components and 1.17571 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. ! ! Fit before self-cal, rms=0.054649Jy sigma=1.760296 ! Fit after self-cal, rms=0.054632Jy sigma=1.759818 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 (-45, -53.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00301935 Jy ! Component: 100 - total flux cleaned = 0.00206388 Jy ! Component: 150 - total flux cleaned = 0.00251618 Jy ! Component: 200 - total flux cleaned = 0.00272656 Jy ! Total flux subtracted in 200 components = 0.00272656 Jy ! Clean residual min=-0.010510 max=0.011186 Jy/beam ! Clean residual mean=0.000004 rms=0.002643 Jy/beam ! Combined flux in latest and established models = 1.17844 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 135 components and 1.17844 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. ! ! Fit before self-cal, rms=0.051353Jy sigma=1.627549 ! Fit after self-cal, rms=0.051082Jy sigma=1.617764 ! Inverting map ! Added new window around map position (-13.5, -18.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00499158 Jy ! Component: 100 - total flux cleaned = 0.00452301 Jy ! Component: 150 - total flux cleaned = 0.00452211 Jy ! Component: 200 - total flux cleaned = 0.00436283 Jy ! Total flux subtracted in 200 components = 0.00436283 Jy ! Clean residual min=-0.009108 max=0.009254 Jy/beam ! Clean residual mean=0.000006 rms=0.002342 Jy/beam ! Combined flux in latest and established models = 1.1828 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 156 components and 1.1828 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. ! ! Fit before self-cal, rms=0.048758Jy sigma=1.528940 ! Fit after self-cal, rms=0.048657Jy sigma=1.525630 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.048657Jy sigma=1.525630 ! Fit after self-cal, rms=0.047982Jy sigma=1.503694 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.846 mas, bmaj=4.648 mas, bpa=31.5 degrees ! Estimated noise=0.662866 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00267571 Jy ! Component: 100 - total flux cleaned = 0.00351565 Jy ! Component: 150 - total flux cleaned = 0.00453241 Jy ! Component: 200 - total flux cleaned = 0.00533636 Jy ! Total flux subtracted in 200 components = 0.00533636 Jy ! Clean residual min=-0.008358 max=0.007631 Jy/beam ! Clean residual mean=0.000005 rms=0.002270 Jy/beam ! Combined flux in latest and established models = 1.18814 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 179 components and 1.18814 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. ! ! Fit before self-cal, rms=0.047364Jy sigma=1.476845 ! Fit after self-cal, rms=0.047343Jy sigma=1.476332 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 = 0.001174 Jy ! Component: 100 - total flux cleaned = 0.00141375 Jy ! Component: 150 - total flux cleaned = 0.0015227 Jy ! Component: 200 - total flux cleaned = 0.00162314 Jy ! Total flux subtracted in 200 components = 0.00162314 Jy ! Clean residual min=-0.008035 max=0.007200 Jy/beam ! Clean residual mean=0.000008 rms=0.002154 Jy/beam ! Combined flux in latest and established models = 1.18976 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 198 components and 1.18976 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. ! ! Fit before self-cal, rms=0.047048Jy sigma=1.464182 ! Fit after self-cal, rms=0.047041Jy sigma=1.464018 ! 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=2.178 mas, bmaj=4.201 mas, bpa=49.44 degrees ! Estimated noise=0.554913 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.178 x 4.201 at 49.44 degrees (North through East) ! Clean map min=-0.0317 max=0.88437 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. ! ! Fit before self-cal, rms=0.047041Jy sigma=1.464018 ! Fit after self-cal, rms=0.032541Jy sigma=0.927940 ! Inverting map and beam ! Estimated beam: bmin=2.177 mas, bmaj=4.196 mas, bpa=49.48 degrees ! Estimated noise=0.554943 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331645 Jy ! Component: 100 - total flux cleaned = 0.00472571 Jy ! Component: 150 - total flux cleaned = 0.00598424 Jy ! Component: 200 - total flux cleaned = 0.00691166 Jy ! Total flux subtracted in 200 components = 0.00691166 Jy ! Clean residual min=-0.005723 max=0.006797 Jy/beam ! Clean residual mean=0.000011 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 1.19667 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 224 components and 1.19667 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. ! ! Fit before self-cal, rms=0.031451Jy sigma=0.887830 ! Fit after self-cal, rms=0.031459Jy sigma=0.887172 ! Inverting map ! Added new window around map position (-6.9, 20.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00411662 Jy ! Component: 100 - total flux cleaned = 0.00385425 Jy ! Component: 150 - total flux cleaned = 0.0034871 Jy ! Component: 200 - total flux cleaned = 0.0029316 Jy ! Total flux subtracted in 200 components = 0.0029316 Jy ! Clean residual min=-0.005417 max=0.005111 Jy/beam ! Clean residual mean=0.000007 rms=0.001332 Jy/beam ! Combined flux in latest and established models = 1.1996 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 242 components and 1.1996 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. ! ! Fit before self-cal, rms=0.029972Jy sigma=0.832441 ! Fit after self-cal, rms=0.029929Jy sigma=0.830562 ! 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. ! ! Fit before self-cal, rms=0.029929Jy sigma=0.830562 ! Fit after self-cal, rms=0.029845Jy sigma=0.823710 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=1.644 mas, bmaj=4.287 mas, bpa=51.28 degrees ! Estimated noise=0.836893 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.609794 Jy ! Component: 100 - total flux cleaned = 0.854404 Jy ! Component: 150 - total flux cleaned = 0.981623 Jy ! Component: 200 - total flux cleaned = 1.04296 Jy ! Total flux subtracted in 200 components = 1.04296 Jy ! Clean residual min=-0.042443 max=0.041404 Jy/beam ! Clean residual mean=-0.000038 rms=0.006796 Jy/beam ! Combined flux in latest and established models = 1.04296 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 13 model components to the UV plane model. ! The established model now contains 13 components and 1.04296 Jy ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.194 mas, bpa=49.46 degrees ! Estimated noise=0.555004 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 = 0.0669169 Jy ! Component: 100 - total flux cleaned = 0.102326 Jy ! Component: 150 - total flux cleaned = 0.116825 Jy ! Component: 200 - total flux cleaned = 0.130534 Jy ! Total flux subtracted in 200 components = 0.130534 Jy ! Clean residual min=-0.014647 max=0.018369 Jy/beam ! Clean residual mean=-0.000011 rms=0.004019 Jy/beam ! Combined flux in latest and established models = 1.17349 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 42 components and 1.17349 Jy ! Inverting map ! Added new window around map position (-13.5, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0160913 Jy ! Component: 100 - total flux cleaned = 0.0266581 Jy ! Component: 150 - total flux cleaned = 0.0325452 Jy ! Component: 200 - total flux cleaned = 0.0357954 Jy ! Total flux subtracted in 200 components = 0.0357954 Jy ! Clean residual min=-0.010170 max=0.010909 Jy/beam ! Clean residual mean=0.000007 rms=0.002770 Jy/beam ! Combined flux in latest and established models = 1.20929 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 72 components and 1.20929 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.837 mas, bmaj=4.644 mas, bpa=31.43 degrees ! Estimated noise=0.66396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524903 Jy ! Component: 100 - total flux cleaned = 0.00822558 Jy ! Component: 150 - total flux cleaned = 0.00917645 Jy ! Component: 200 - total flux cleaned = 0.010278 Jy ! Total flux subtracted in 200 components = 0.010278 Jy ! Clean residual min=-0.008271 max=0.008270 Jy/beam ! Clean residual mean=0.000016 rms=0.002347 Jy/beam ! Combined flux in latest and established models = 1.21956 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126344 Jy ! Component: 100 - total flux cleaned = 0.00219036 Jy ! Component: 150 - total flux cleaned = 0.00262441 Jy ! Component: 200 - total flux cleaned = 0.00383127 Jy ! Total flux subtracted in 200 components = 0.00383127 Jy ! Clean residual min=-0.006828 max=0.007214 Jy/beam ! Clean residual mean=0.000015 rms=0.001971 Jy/beam ! Combined flux in latest and established models = 1.2234 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 133 components and 1.2234 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.178 mas, bmaj=4.194 mas, bpa=49.46 degrees ! Estimated noise=0.555004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00194506 Jy ! Component: 100 - total flux cleaned = -0.00279704 Jy ! Component: 150 - total flux cleaned = -0.00327376 Jy ! Component: 200 - total flux cleaned = -0.00306025 Jy ! Total flux subtracted in 200 components = -0.00306025 Jy ! Clean residual min=-0.007444 max=0.006200 Jy/beam ! Clean residual mean=0.000009 rms=0.001605 Jy/beam ! Combined flux in latest and established models = 1.22034 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 149 components and 1.22034 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. ! ! Fit before self-cal, rms=0.031714Jy sigma=0.923066 ! Fit after self-cal, rms=0.031497Jy sigma=0.912981 wmodel J1407+2827_C_map.mod ! Writing 149 model components to file: J1407+2827_C_map.mod wobs J1407+2827_C_uvs.fits ! Writing UV FITS file: J1407+2827_C_uvs.fits wwins J1407+2827_C_map.win ! wwins: Wrote 7 windows to J1407+2827_C_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 = -0.00194941 Jy ! Component: 100 - total flux cleaned = -0.00183937 Jy ! Component: 150 - total flux cleaned = -0.0023258 Jy ! Component: 200 - total flux cleaned = -0.00326111 Jy ! Component: 250 - total flux cleaned = -0.00450752 Jy ! Component: 300 - total flux cleaned = -0.0051885 Jy ! Component: 350 - total flux cleaned = -0.00592144 Jy ! Component: 400 - total flux cleaned = -0.00662652 Jy ! Component: 450 - total flux cleaned = -0.0071537 Jy ! Component: 500 - total flux cleaned = -0.00780499 Jy ! Component: 550 - total flux cleaned = -0.0080861 Jy ! Component: 600 - total flux cleaned = -0.00842519 Jy ! Component: 650 - total flux cleaned = -0.00881526 Jy ! Component: 700 - total flux cleaned = -0.00900201 Jy ! Component: 750 - total flux cleaned = -0.00936703 Jy ! Component: 800 - total flux cleaned = -0.00948645 Jy ! Component: 850 - total flux cleaned = -0.00971601 Jy ! Component: 900 - total flux cleaned = -0.0101045 Jy ! Component: 950 - total flux cleaned = -0.0104804 Jy ! Component: 1000 - total flux cleaned = -0.0108989 Jy ! Component: 1050 - total flux cleaned = -0.0112564 Jy ! Component: 1100 - total flux cleaned = -0.0118028 Jy ! Component: 1150 - total flux cleaned = -0.0120928 Jy ! Component: 1200 - total flux cleaned = -0.0123758 Jy ! Component: 1250 - total flux cleaned = -0.0128808 Jy ! Component: 1300 - total flux cleaned = -0.013285 Jy ! Component: 1350 - total flux cleaned = -0.0137224 Jy ! Component: 1400 - total flux cleaned = -0.0139789 Jy ! Component: 1450 - total flux cleaned = -0.0144798 Jy ! Component: 1500 - total flux cleaned = -0.0148466 Jy ! Component: 1550 - total flux cleaned = -0.015285 Jy ! Component: 1600 - total flux cleaned = -0.0156361 Jy ! Component: 1650 - total flux cleaned = -0.016056 Jy ! Component: 1700 - total flux cleaned = -0.0163544 Jy ! Component: 1750 - total flux cleaned = -0.0167906 Jy ! Component: 1800 - total flux cleaned = -0.0171119 Jy ! Component: 1850 - total flux cleaned = -0.0174598 Jy ! Component: 1900 - total flux cleaned = -0.0178347 Jy ! Component: 1950 - total flux cleaned = -0.0182012 Jy ! Component: 2000 - total flux cleaned = -0.0184296 Jy ! Component: 2050 - total flux cleaned = -0.0187495 Jy ! Component: 2100 - total flux cleaned = -0.0190639 Jy ! Component: 2150 - total flux cleaned = -0.0194018 Jy ! Component: 2200 - total flux cleaned = -0.0196723 Jy ! Component: 2250 - total flux cleaned = -0.0197906 Jy ! Component: 2300 - total flux cleaned = -0.0199651 Jy ! Component: 2350 - total flux cleaned = -0.0201921 Jy ! Component: 2400 - total flux cleaned = -0.0203041 Jy ! Component: 2450 - total flux cleaned = -0.0205505 Jy ! Component: 2500 - total flux cleaned = -0.0206314 Jy ! Component: 2550 - total flux cleaned = -0.0208168 Jy ! Component: 2600 - total flux cleaned = -0.0209991 Jy ! Component: 2650 - total flux cleaned = -0.0209989 Jy ! Component: 2700 - total flux cleaned = -0.0210745 Jy ! Component: 2750 - total flux cleaned = -0.0212482 Jy ! Component: 2800 - total flux cleaned = -0.0212726 Jy ! Component: 2850 - total flux cleaned = -0.0213926 Jy ! Component: 2900 - total flux cleaned = -0.0214865 Jy ! Component: 2950 - total flux cleaned = -0.0215327 Jy ! Component: 3000 - total flux cleaned = -0.0216246 Jy ! Component: 3050 - total flux cleaned = -0.0217369 Jy ! Component: 3100 - total flux cleaned = -0.0218035 Jy ! Component: 3150 - total flux cleaned = -0.0218471 Jy ! Component: 3200 - total flux cleaned = -0.0218252 Jy ! Component: 3250 - total flux cleaned = -0.0218678 Jy ! Component: 3300 - total flux cleaned = -0.0218885 Jy ! Component: 3350 - total flux cleaned = -0.0218891 Jy ! Component: 3400 - total flux cleaned = -0.0219299 Jy ! Component: 3450 - total flux cleaned = -0.0219696 Jy ! Component: 3500 - total flux cleaned = -0.022009 Jy ! Component: 3550 - total flux cleaned = -0.0220091 Jy ! Component: 3600 - total flux cleaned = -0.0220662 Jy ! Component: 3650 - total flux cleaned = -0.0220093 Jy ! Component: 3700 - total flux cleaned = -0.0220469 Jy ! Component: 3750 - total flux cleaned = -0.0221206 Jy ! Component: 3800 - total flux cleaned = -0.0221025 Jy ! Component: 3850 - total flux cleaned = -0.0221747 Jy ! Component: 3900 - total flux cleaned = -0.0222631 Jy ! Component: 3950 - total flux cleaned = -0.0222981 Jy ! Component: 4000 - total flux cleaned = -0.0223503 Jy ! Component: 4050 - total flux cleaned = -0.0224013 Jy ! Total flux subtracted in 4096 components = -0.0225198 Jy ! Clean residual min=-0.000888 max=0.001038 Jy/beam ! Clean residual mean=-0.000000 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 1.19782 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 436 components and 1.19782 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1407+2827_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.178 x 4.194 at 49.46 degrees (North through East) ! Clean map min=-0.0086868 max=0.86819 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1407+2827_C_map.fits wmodel /vlbi/sb072/temp_maps//J1407+2827_C_map.mod ! Writing 436 model components to file: /vlbi/sb072/temp_maps//J1407+2827_C_map.mod wobs /vlbi/sb072/temp_maps//J1407+2827_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1407+2827_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1407+2827_C_map.win ! wwins: Wrote 8 windows to /vlbi/sb072/temp_maps//J1407+2827_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.868192 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000308774 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.106695 0.106695 0.213391 0.426782 0.853563 1.70713 3.41425 6.82851 13.657 27.314 54.6281 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.868 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2811.74 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1407+2827_C_dfm.log closed on Fri Jan 25 19:32:53 2019