! Started logfile: /vlbi/bp222/temp_maps//J0631+2020_X_dfm.log on Thu Feb 14 22:35:39 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/bp222/temp_maps//J0631+2020_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/temp_maps//J0631+2020_X_uvm.fits ! AN table 1: 119 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.969001 visibilities/baseline/integration-bin. ! Found source: J0631+2020 ! ! 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 134 lines of history. ! ! Reading 62268 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 J0631+2020_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 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 18 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.025703Jy sigma=17.230212 ! Fit after self-cal, rms=0.799362Jy sigma=13.278273 ! 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=0.6496 mas, bmaj=1.718 mas, bpa=1.097 degrees ! Estimated noise=0.347091 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 = 0.156617 Jy ! Component: 100 - total flux cleaned = 0.193117 Jy ! Total flux subtracted in 100 components = 0.193117 Jy ! Clean residual min=-0.007407 max=0.014145 Jy/beam ! Clean residual mean=0.000001 rms=0.001184 Jy/beam ! Combined flux in latest and established models = 0.193117 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.193117 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=0.077800Jy sigma=1.104286 ! Fit after self-cal, rms=0.077791Jy sigma=1.103802 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150597 Jy ! Component: 100 - total flux cleaned = 0.0222976 Jy ! Total flux subtracted in 100 components = 0.0222976 Jy ! Clean residual min=-0.008277 max=0.009543 Jy/beam ! Clean residual mean=0.000001 rms=0.000933 Jy/beam ! Combined flux in latest and established models = 0.215415 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 13 components and 0.215415 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=0.074740Jy sigma=1.004222 ! Fit after self-cal, rms=0.074702Jy sigma=1.003353 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00752745 Jy ! Component: 100 - total flux cleaned = 0.011434 Jy ! Total flux subtracted in 100 components = 0.011434 Jy ! Clean residual min=-0.007850 max=0.008132 Jy/beam ! Clean residual mean=0.000000 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.226849 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.226849 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=0.073569Jy sigma=0.982134 ! Fit after self-cal, rms=0.073498Jy sigma=0.978665 ! 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=0.8655 mas, bmaj=2.038 mas, bpa=0.6316 degrees ! Estimated noise=0.176921 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 (1.6, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00919846 Jy ! Component: 100 - total flux cleaned = 0.0149594 Jy ! Component: 150 - total flux cleaned = 0.0179914 Jy ! Component: 200 - total flux cleaned = 0.0194436 Jy ! Total flux subtracted in 200 components = 0.0194436 Jy ! Clean residual min=-0.006915 max=0.004545 Jy/beam ! Clean residual mean=-0.000001 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.246292 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 52 components and 0.246293 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=0.072084Jy sigma=0.950432 ! Fit after self-cal, rms=0.072031Jy sigma=0.949072 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8655 x 2.038 at 0.6316 degrees (North through East) ! Clean map min=-0.0064747 max=0.20101 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.94 KP 1.07 ! LA 1.01 MK 1.05 NL 1.11 OV 0.92 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.97 KP 1.06 ! LA 1.02 MK 1.08 NL 1.08 OV 0.92 ! PT 0.97 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.97 KP 1.06 ! LA 1.01 MK 1.07 NL 1.09 OV 0.92 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.91 KP 1.06 ! LA 1.02 MK 1.07 NL 1.09 OV 0.91 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.94 KP 1.05 ! LA 1.01 MK 1.06 NL 1.10 OV 0.92 ! PT 0.97 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.93 KP 1.06 ! LA 1.01 MK 1.06 NL 1.08 OV 0.92 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.96 KP 1.07 ! LA 1.00 MK 1.05 NL 1.09 OV 0.91 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.00 HN 0.94 KP 1.05 ! LA 1.00 MK 1.06 NL 1.10 OV 0.92 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.94 KP 1.06 ! LA 1.00 MK 1.06 NL 1.09 OV 0.91 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.94 KP 1.06 ! LA 1.00 MK 1.06 NL 1.10 OV 0.91 ! PT 0.96 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.91 KP 1.06 ! LA 1.00 MK 1.07 NL 1.11 OV 0.92 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 0.94 KP 1.06 ! LA 1.00 MK 1.06 NL 1.11 OV 0.91 ! PT 0.96 SC 1.02 ! ! ! Fit before self-cal, rms=0.072031Jy sigma=0.949072 ! Fit after self-cal, rms=0.070258Jy sigma=0.915959 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8744 mas, bmaj=2.047 mas, bpa=0.9823 degrees ! Estimated noise=0.1774 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 (1.2, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000597595 Jy ! Component: 100 - total flux cleaned = 0.00040806 Jy ! Component: 150 - total flux cleaned = 0.000479435 Jy ! Component: 200 - total flux cleaned = 0.000807241 Jy ! Total flux subtracted in 200 components = 0.000807241 Jy ! Clean residual min=-0.003192 max=0.002928 Jy/beam ! Clean residual mean=-0.000002 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.2471 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 69 components and 0.2471 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=0.070016Jy sigma=0.911521 ! Fit after self-cal, rms=0.070042Jy sigma=0.911074 ! 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=0.070042Jy sigma=0.911074 ! Fit after self-cal, rms=0.070554Jy sigma=0.895626 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8736 mas, bmaj=2.045 mas, bpa=0.6911 degrees ! Estimated noise=0.17722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000792168 Jy ! Component: 100 - total flux cleaned = -0.000838057 Jy ! Component: 150 - total flux cleaned = -0.000725274 Jy ! Component: 200 - total flux cleaned = -0.000758182 Jy ! Total flux subtracted in 200 components = -0.000758182 Jy ! Clean residual min=-0.002025 max=0.001492 Jy/beam ! Clean residual mean=0.000001 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.246342 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 84 components and 0.246342 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=0.070509Jy sigma=0.894365 ! Fit after self-cal, rms=0.070515Jy sigma=0.894205 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.58732e-05 Jy ! Component: 100 - total flux cleaned = 6.07668e-05 Jy ! Component: 150 - total flux cleaned = 8.81756e-05 Jy ! Component: 200 - total flux cleaned = 8.79187e-05 Jy ! Total flux subtracted in 200 components = 8.79187e-05 Jy ! Clean residual min=-0.001845 max=0.001457 Jy/beam ! Clean residual mean=0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.246429 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.24643 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=0.070488Jy sigma=0.893705 ! Fit after self-cal, rms=0.070480Jy sigma=0.893630 ! 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=0.070480Jy sigma=0.893630 ! Fit after self-cal, rms=0.072548Jy sigma=0.888033 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8723 mas, bmaj=2.046 mas, bpa=0.665 degrees ! Estimated noise=0.177234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000667858 Jy ! Component: 100 - total flux cleaned = -0.00088536 Jy ! Component: 150 - total flux cleaned = -0.00107628 Jy ! Component: 200 - total flux cleaned = -0.00119153 Jy ! Total flux subtracted in 200 components = -0.00119153 Jy ! Clean residual min=-0.001374 max=0.000978 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.245238 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 105 components and 0.245238 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=0.072514Jy sigma=0.887249 ! Fit after self-cal, rms=0.072529Jy sigma=0.887175 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 = -0.000111037 Jy ! Component: 100 - total flux cleaned = -0.000238543 Jy ! Component: 150 - total flux cleaned = -0.000330319 Jy ! Component: 200 - total flux cleaned = -0.000372322 Jy ! Total flux subtracted in 200 components = -0.000372322 Jy ! Clean residual min=-0.001229 max=0.000938 Jy/beam ! Clean residual mean=0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.244866 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 113 components and 0.244866 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=0.072514Jy sigma=0.886847 ! Fit after self-cal, rms=0.072508Jy sigma=0.886817 ! 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=0.072508Jy sigma=0.886817 ! Fit after self-cal, rms=0.072813Jy sigma=0.886667 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=2.947 mas, bpa=4.736 degrees ! Estimated noise=0.211327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00114226 Jy ! Component: 100 - total flux cleaned = -0.0014186 Jy ! Component: 150 - total flux cleaned = -0.00162077 Jy ! Component: 200 - total flux cleaned = -0.00180623 Jy ! Total flux subtracted in 200 components = -0.00180623 Jy ! Clean residual min=-0.001112 max=0.000892 Jy/beam ! Clean residual mean=0.000002 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.243059 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 128 components and 0.243059 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=0.072806Jy sigma=0.886375 ! Fit after self-cal, rms=0.072801Jy sigma=0.886311 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 = -0.000160264 Jy ! Component: 100 - total flux cleaned = -0.000284361 Jy ! Component: 150 - total flux cleaned = -0.000426687 Jy ! Component: 200 - total flux cleaned = -0.000549691 Jy ! Total flux subtracted in 200 components = -0.000549691 Jy ! Clean residual min=-0.001083 max=0.000904 Jy/beam ! Clean residual mean=0.000002 rms=0.000226 Jy/beam ! Combined flux in latest and established models = 0.24251 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 138 components and 0.24251 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=0.072799Jy sigma=0.886221 ! Fit after self-cal, rms=0.072796Jy sigma=0.886192 ! 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=0.8716 mas, bmaj=2.046 mas, bpa=0.6792 degrees ! Estimated noise=0.177107 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8716 x 2.046 at 0.6792 degrees (North through East) ! Clean map min=-0.0010394 max=0.20248 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=0.6536 mas, bmaj=1.721 mas, bpa=1.031 degrees ! Estimated noise=0.349322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.15747 Jy ! Component: 100 - total flux cleaned = 0.194571 Jy ! Component: 150 - total flux cleaned = 0.21007 Jy ! Component: 200 - total flux cleaned = 0.21788 Jy ! Total flux subtracted in 200 components = 0.21788 Jy ! Clean residual min=-0.002328 max=0.003925 Jy/beam ! Clean residual mean=0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.21788 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 0.21788 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8716 mas, bmaj=2.046 mas, bpa=0.6792 degrees ! Estimated noise=0.177107 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 = 0.00763692 Jy ! Component: 100 - total flux cleaned = 0.0121394 Jy ! Component: 150 - total flux cleaned = 0.015152 Jy ! Component: 200 - total flux cleaned = 0.0173008 Jy ! Total flux subtracted in 200 components = 0.0173008 Jy ! Clean residual min=-0.001177 max=0.001345 Jy/beam ! Clean residual mean=0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.23518 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 52 components and 0.23518 Jy ! Inverting map ! Added new window around map position (-6, 8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00167516 Jy ! Component: 100 - total flux cleaned = 0.0029987 Jy ! Component: 150 - total flux cleaned = 0.00405612 Jy ! Component: 200 - total flux cleaned = 0.00477196 Jy ! Total flux subtracted in 200 components = 0.00477196 Jy ! Clean residual min=-0.001078 max=0.000901 Jy/beam ! Clean residual mean=0.000001 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.239952 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 76 components and 0.239952 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=2.251 mas, bmaj=2.947 mas, bpa=4.736 degrees ! Estimated noise=0.211327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101708 Jy ! Component: 100 - total flux cleaned = 0.00165398 Jy ! Component: 150 - total flux cleaned = 0.00202313 Jy ! Component: 200 - total flux cleaned = 0.00215542 Jy ! Total flux subtracted in 200 components = 0.00215542 Jy ! Clean residual min=-0.001052 max=0.000826 Jy/beam ! Clean residual mean=0.000002 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.242108 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 = 0.000123142 Jy ! Component: 100 - total flux cleaned = 0.000155771 Jy ! Component: 150 - total flux cleaned = 0.000155747 Jy ! Component: 200 - total flux cleaned = 0.000155806 Jy ! Total flux subtracted in 200 components = 0.000155806 Jy ! Clean residual min=-0.001032 max=0.000835 Jy/beam ! Clean residual mean=0.000002 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.242264 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 121 components and 0.242264 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8716 mas, bmaj=2.046 mas, bpa=0.6792 degrees ! Estimated noise=0.177107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000187933 Jy ! Component: 100 - total flux cleaned = -0.000283259 Jy ! Component: 150 - total flux cleaned = -0.000304697 Jy ! Component: 200 - total flux cleaned = -0.000282787 Jy ! Total flux subtracted in 200 components = -0.000282787 Jy ! Clean residual min=-0.000987 max=0.000797 Jy/beam ! Clean residual mean=0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.241981 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 138 components and 0.241981 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=0.072808Jy sigma=0.886152 ! Fit after self-cal, rms=0.072790Jy sigma=0.885971 wmodel J0631+2020_X_map.mod ! Writing 138 model components to file: J0631+2020_X_map.mod wobs J0631+2020_X_uvs.fits ! Writing UV FITS file: J0631+2020_X_uvs.fits wwins J0631+2020_X_map.win ! wwins: Wrote 5 windows to J0631+2020_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 = -0.000433645 Jy ! Component: 100 - total flux cleaned = -0.000730982 Jy ! Component: 150 - total flux cleaned = -0.00101031 Jy ! Component: 200 - total flux cleaned = -0.00117777 Jy ! Component: 250 - total flux cleaned = -0.00127113 Jy ! Component: 300 - total flux cleaned = -0.00134812 Jy ! Component: 350 - total flux cleaned = -0.00137309 Jy ! Component: 400 - total flux cleaned = -0.00138517 Jy ! Component: 450 - total flux cleaned = -0.00138499 Jy ! Component: 500 - total flux cleaned = -0.00137329 Jy ! Component: 550 - total flux cleaned = -0.00139608 Jy ! Component: 600 - total flux cleaned = -0.00144109 Jy ! Component: 650 - total flux cleaned = -0.00151895 Jy ! Component: 700 - total flux cleaned = -0.00158491 Jy ! Component: 750 - total flux cleaned = -0.00163908 Jy ! Component: 800 - total flux cleaned = -0.0017033 Jy ! Component: 850 - total flux cleaned = -0.00176674 Jy ! Component: 900 - total flux cleaned = -0.00182938 Jy ! Component: 950 - total flux cleaned = -0.00188124 Jy ! Component: 1000 - total flux cleaned = -0.00197324 Jy ! Component: 1050 - total flux cleaned = -0.00200335 Jy ! Component: 1100 - total flux cleaned = -0.00205352 Jy ! Component: 1150 - total flux cleaned = -0.00210327 Jy ! Component: 1200 - total flux cleaned = -0.00219195 Jy ! Component: 1250 - total flux cleaned = -0.00225053 Jy ! Component: 1300 - total flux cleaned = -0.00230875 Jy ! Component: 1350 - total flux cleaned = -0.00239528 Jy ! Component: 1400 - total flux cleaned = -0.0024143 Jy ! Component: 1450 - total flux cleaned = -0.00248065 Jy ! Component: 1500 - total flux cleaned = -0.00250886 Jy ! Component: 1550 - total flux cleaned = -0.0025556 Jy ! Component: 1600 - total flux cleaned = -0.00257414 Jy ! Component: 1650 - total flux cleaned = -0.00262953 Jy ! Component: 1700 - total flux cleaned = -0.00264791 Jy ! Component: 1750 - total flux cleaned = -0.002757 Jy ! Component: 1800 - total flux cleaned = -0.00275703 Jy ! Component: 1850 - total flux cleaned = -0.00285582 Jy ! Component: 1900 - total flux cleaned = -0.00284697 Jy ! Component: 1950 - total flux cleaned = -0.00290903 Jy ! Component: 2000 - total flux cleaned = -0.0029885 Jy ! Component: 2050 - total flux cleaned = -0.00301465 Jy ! Component: 2100 - total flux cleaned = -0.00304956 Jy ! Component: 2150 - total flux cleaned = -0.0031016 Jy ! Component: 2200 - total flux cleaned = -0.00316198 Jy ! Component: 2250 - total flux cleaned = -0.00315336 Jy ! Component: 2300 - total flux cleaned = -0.0032216 Jy ! Component: 2350 - total flux cleaned = -0.00326407 Jy ! Component: 2400 - total flux cleaned = -0.00328096 Jy ! Component: 2450 - total flux cleaned = -0.00331455 Jy ! Component: 2500 - total flux cleaned = -0.00333961 Jy ! Component: 2550 - total flux cleaned = -0.00333966 Jy ! Component: 2600 - total flux cleaned = -0.00335615 Jy ! Component: 2650 - total flux cleaned = -0.00338914 Jy ! Component: 2700 - total flux cleaned = -0.00341378 Jy ! Component: 2750 - total flux cleaned = -0.00347103 Jy ! Component: 2800 - total flux cleaned = -0.0034629 Jy ! Component: 2850 - total flux cleaned = -0.00346297 Jy ! Component: 2900 - total flux cleaned = -0.00349516 Jy ! Component: 2950 - total flux cleaned = -0.00350316 Jy ! Component: 3000 - total flux cleaned = -0.00351912 Jy ! Component: 3050 - total flux cleaned = -0.00348731 Jy ! Component: 3100 - total flux cleaned = -0.00350318 Jy ! Component: 3150 - total flux cleaned = -0.00351113 Jy ! Component: 3200 - total flux cleaned = -0.00353471 Jy ! Component: 3250 - total flux cleaned = -0.00355032 Jy ! Component: 3300 - total flux cleaned = -0.00354251 Jy ! Component: 3350 - total flux cleaned = -0.0035658 Jy ! Component: 3400 - total flux cleaned = -0.00355807 Jy ! Component: 3450 - total flux cleaned = -0.00357352 Jy ! Component: 3500 - total flux cleaned = -0.00358119 Jy ! Component: 3550 - total flux cleaned = -0.00357353 Jy ! Component: 3600 - total flux cleaned = -0.00357354 Jy ! Component: 3650 - total flux cleaned = -0.00357359 Jy ! Component: 3700 - total flux cleaned = -0.00361893 Jy ! Component: 3750 - total flux cleaned = -0.00360392 Jy ! Component: 3800 - total flux cleaned = -0.00361889 Jy ! Component: 3850 - total flux cleaned = -0.00361139 Jy ! Component: 3900 - total flux cleaned = -0.00364111 Jy ! Component: 3950 - total flux cleaned = -0.00365598 Jy ! Component: 4000 - total flux cleaned = -0.00364859 Jy ! Component: 4050 - total flux cleaned = -0.00365593 Jy ! Total flux subtracted in 4096 components = -0.00364859 Jy ! Clean residual min=-0.000449 max=0.000543 Jy/beam ! Clean residual mean=0.000001 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.238332 Jy keep ! Adding 349 model components to the UV plane model. ! The established model now contains 487 components and 0.238332 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/temp_maps//J0631+2020_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8716 x 2.046 at 0.6792 degrees (North through East) ! Clean map min=-0.00078575 max=0.20287 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/temp_maps//J0631+2020_X_map.fits wmodel /vlbi/bp222/temp_maps//J0631+2020_X_map.mod ! Writing 487 model components to file: /vlbi/bp222/temp_maps//J0631+2020_X_map.mod wobs /vlbi/bp222/temp_maps//J0631+2020_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/temp_maps//J0631+2020_X_uvs.fits wwins /vlbi/bp222/temp_maps//J0631+2020_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/temp_maps//J0631+2020_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.202869 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000129248 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.191131 0.191131 0.382262 0.764523 1.52905 3.05809 6.11618 12.2324 24.4647 48.9295 97.8589 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.202 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1569.61 quit ! Quitting program ! Log file /vlbi/bp222/temp_maps//J0631+2020_X_dfm.log closed on Thu Feb 14 22:35:46 2019