! Started logfile: /vlbi/sb072/temp_maps//J0357+0213_C_dfm.log on Fri Jan 25 19:14:48 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//J0357+0213_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0357+0213_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0357+0213 ! ! 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 94 lines of history. ! ! Reading 8280 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 J0357+0213_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. ! ! 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=1.000111Jy sigma=42.859489 ! Fit after self-cal, rms=0.995150Jy sigma=42.645846 ! 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=1.309 mas, bmaj=3.449 mas, bpa=0.1315 degrees ! Estimated noise=0.316324 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 = 0.00406544 Jy ! Component: 100 - total flux cleaned = 0.00492574 Jy ! Total flux subtracted in 100 components = 0.00492574 Jy ! Clean residual min=-0.001039 max=0.000937 Jy/beam ! Clean residual mean=0.000001 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.00492574 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.00492574 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=0.017247Jy sigma=0.702242 ! Fit after self-cal, rms=0.016221Jy sigma=0.657288 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00295644 Jy ! Component: 100 - total flux cleaned = 0.00338865 Jy ! Total flux subtracted in 100 components = 0.00338865 Jy ! Clean residual min=-0.000816 max=0.000869 Jy/beam ! Clean residual mean=0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.00831439 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.00831439 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=0.015823Jy sigma=0.640059 ! Fit after self-cal, rms=0.015815Jy sigma=0.639641 ! 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=1.591 mas, bmaj=3.897 mas, bpa=0.6629 degrees ! Estimated noise=0.184814 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 = 1.74405e-05 Jy ! Component: 100 - total flux cleaned = 1.18818e-05 Jy ! Component: 150 - total flux cleaned = 2.71175e-06 Jy ! Component: 200 - total flux cleaned = -1.61585e-06 Jy ! Total flux subtracted in 200 components = -1.61585e-06 Jy ! Clean residual min=-0.000502 max=0.000567 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.00831278 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 17 components and 0.00831278 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=0.015810Jy sigma=0.639495 ! Fit after self-cal, rms=0.015808Jy sigma=0.639444 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.591 x 3.897 at 0.6629 degrees (North through East) ! Clean map min=-0.0004817 max=0.0084971 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.78 HN 0.95 KP 1.09 ! LA 0.86 MK 1.01 NL 1.09 OV 1.12 ! PT 0.96 SC 1.11 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.00 HN 0.92 KP 1.06 ! LA 0.88 MK 0.97 NL 1.16 OV 0.95 ! PT 0.71 SC 1.14 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.84 HN 0.94 KP 1.05 ! LA 0.93 MK 1.09 NL 1.14 OV 1.12 ! PT 1.37 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.83 HN 1.24 KP 0.91 ! LA 1.08 MK 0.94 NL 1.26 OV 1.09 ! PT 0.79 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.06 HN 0.94 KP 1.20 ! LA 1.19 MK 0.87 NL 0.93 OV 0.94 ! PT 0.84 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.76 HN 0.89 KP 1.04 ! LA 1.16 MK 0.86 NL 1.02 OV 1.10 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.91 HN 1.15 KP 0.99 ! LA 1.26 MK 1.05 NL 0.92 OV 1.07 ! PT 0.83 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 HN 1.03 KP 1.05 ! LA 1.26 MK 1.01 NL 0.93 OV 1.06 ! PT 0.87 SC 0.88 ! ! ! Fit before self-cal, rms=0.015808Jy sigma=0.639444 ! Fit after self-cal, rms=0.015784Jy sigma=0.636284 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.58 mas, bmaj=3.899 mas, bpa=0.4764 degrees ! Estimated noise=0.183384 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 (22.5, 73.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000411523 Jy ! Component: 100 - total flux cleaned = 0.000495097 Jy ! Component: 150 - total flux cleaned = 0.000535685 Jy ! Component: 200 - total flux cleaned = 0.000536137 Jy ! Total flux subtracted in 200 components = 0.000536137 Jy ! Clean residual min=-0.000401 max=0.000429 Jy/beam ! Clean residual mean=0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.00884891 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 34 components and 0.00884891 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=0.015766Jy sigma=0.635460 ! Fit after self-cal, rms=0.015817Jy sigma=0.634091 ! 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=0.015817Jy sigma=0.634091 ! Fit after self-cal, rms=0.016672Jy sigma=0.633717 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.582 mas, bmaj=3.907 mas, bpa=0.3799 degrees ! Estimated noise=0.187438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000343032 Jy ! Component: 100 - total flux cleaned = 0.000396659 Jy ! Component: 150 - total flux cleaned = 0.000447598 Jy ! Component: 200 - total flux cleaned = 0.000466531 Jy ! Total flux subtracted in 200 components = 0.000466531 Jy ! Clean residual min=-0.000387 max=0.000395 Jy/beam ! Clean residual mean=-0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.00931545 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 45 components and 0.00931545 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=0.016661Jy sigma=0.633224 ! Fit after self-cal, rms=0.016704Jy sigma=0.632892 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 (-28.2, 27.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000209935 Jy ! Component: 100 - total flux cleaned = 0.000241007 Jy ! Component: 150 - total flux cleaned = 0.000272897 Jy ! Component: 200 - total flux cleaned = 0.00025926 Jy ! Total flux subtracted in 200 components = 0.00025926 Jy ! Clean residual min=-0.000402 max=0.000416 Jy/beam ! Clean residual mean=-0.000000 rms=0.000095 Jy/beam ! Combined flux in latest and established models = 0.0095747 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.0095747 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=0.016692Jy sigma=0.632297 ! Fit after self-cal, rms=0.016689Jy sigma=0.632135 ! Inverting map ! Added new window around map position (71.7, 38.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000202412 Jy ! Component: 100 - total flux cleaned = 0.000280039 Jy ! Component: 150 - total flux cleaned = 0.000343193 Jy ! Component: 200 - total flux cleaned = 0.000358007 Jy ! Total flux subtracted in 200 components = 0.000358007 Jy ! Clean residual min=-0.000380 max=0.000353 Jy/beam ! Clean residual mean=-0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.00993271 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 73 components and 0.00993271 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=0.016676Jy sigma=0.631390 ! Fit after self-cal, rms=0.016668Jy sigma=0.631207 ! 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=0.016668Jy sigma=0.631207 ! Fit after self-cal, rms=0.017161Jy sigma=0.630970 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.576 mas, bmaj=3.895 mas, bpa=0.4098 degrees ! Estimated noise=0.189129 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000140577 Jy ! Component: 100 - total flux cleaned = 0.000200136 Jy ! Component: 150 - total flux cleaned = 0.000250727 Jy ! Component: 200 - total flux cleaned = 0.00029518 Jy ! Total flux subtracted in 200 components = 0.00029518 Jy ! Clean residual min=-0.000379 max=0.000327 Jy/beam ! Clean residual mean=-0.000000 rms=0.000087 Jy/beam ! Combined flux in latest and established models = 0.0102279 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 81 components and 0.0102279 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=0.017152Jy sigma=0.630452 ! Fit after self-cal, rms=0.017168Jy sigma=0.630069 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 = 0.000124995 Jy ! Component: 100 - total flux cleaned = 0.000159221 Jy ! Component: 150 - total flux cleaned = 0.000159614 Jy ! Component: 200 - total flux cleaned = 0.00015964 Jy ! Total flux subtracted in 200 components = 0.00015964 Jy ! Clean residual min=-0.000402 max=0.000338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000086 Jy/beam ! Combined flux in latest and established models = 0.0103875 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 90 components and 0.0103875 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=0.017161Jy sigma=0.629706 ! Fit after self-cal, rms=0.017159Jy sigma=0.629641 ! 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=0.017159Jy sigma=0.629641 ! Fit after self-cal, rms=0.017482Jy sigma=0.629518 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.601 mas, bmaj=5.988 mas, bpa=-2.889 degrees ! Estimated noise=0.248361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000220584 Jy ! Component: 100 - total flux cleaned = 0.000285988 Jy ! Component: 150 - total flux cleaned = 0.00032054 Jy ! Component: 200 - total flux cleaned = 0.000342007 Jy ! Total flux subtracted in 200 components = 0.000342007 Jy ! Clean residual min=-0.000414 max=0.000370 Jy/beam ! Clean residual mean=-0.000001 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0107295 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 116 components and 0.0107295 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=0.017479Jy sigma=0.629398 ! Fit after self-cal, rms=0.017501Jy sigma=0.629290 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 = 3.21481e-05 Jy ! Component: 100 - total flux cleaned = 4.40024e-05 Jy ! Component: 150 - total flux cleaned = 6.61807e-05 Jy ! Component: 200 - total flux cleaned = 8.6547e-05 Jy ! Total flux subtracted in 200 components = 8.6547e-05 Jy ! Clean residual min=-0.000398 max=0.000385 Jy/beam ! Clean residual mean=-0.000001 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0108161 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 125 components and 0.0108161 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=0.017498Jy sigma=0.629187 ! Fit after self-cal, rms=0.017493Jy sigma=0.629085 ! 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=1.571 mas, bmaj=3.885 mas, bpa=0.3066 degrees ! Estimated noise=0.190495 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.571 x 3.885 at 0.3066 degrees (North through East) ! Clean map min=-0.00060569 max=0.0085457 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=1.284 mas, bmaj=3.438 mas, bpa=0.1565 degrees ! Estimated noise=0.316656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00656367 Jy ! Component: 100 - total flux cleaned = 0.00820882 Jy ! Component: 150 - total flux cleaned = 0.00859269 Jy ! Component: 200 - total flux cleaned = 0.00913531 Jy ! Total flux subtracted in 200 components = 0.00913531 Jy ! Clean residual min=-0.000799 max=0.000761 Jy/beam ! Clean residual mean=-0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.00913531 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 18 model components to the UV plane model. ! The established model now contains 18 components and 0.00913531 Jy ! Inverting map and beam ! Estimated beam: bmin=1.571 mas, bmaj=3.885 mas, bpa=0.3066 degrees ! Estimated noise=0.190495 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 = 0.000632355 Jy ! Component: 100 - total flux cleaned = 0.000813579 Jy ! Component: 150 - total flux cleaned = 0.000962949 Jy ! Component: 200 - total flux cleaned = 0.00110496 Jy ! Total flux subtracted in 200 components = 0.00110496 Jy ! Clean residual min=-0.000473 max=0.000424 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0102403 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 41 components and 0.0102403 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=3.601 mas, bmaj=5.988 mas, bpa=-2.889 degrees ! Estimated noise=0.248361 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000201467 Jy ! Component: 100 - total flux cleaned = 0.000298064 Jy ! Component: 150 - total flux cleaned = 0.000362285 Jy ! Component: 200 - total flux cleaned = 0.000410925 Jy ! Total flux subtracted in 200 components = 0.000410925 Jy ! Clean residual min=-0.000425 max=0.000442 Jy/beam ! Clean residual mean=-0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0106512 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 = 6.2557e-05 Jy ! Component: 100 - total flux cleaned = 0.000111801 Jy ! Component: 150 - total flux cleaned = 0.000157265 Jy ! Component: 200 - total flux cleaned = 0.000199438 Jy ! Total flux subtracted in 200 components = 0.000199438 Jy ! Clean residual min=-0.000404 max=0.000408 Jy/beam ! Clean residual mean=-0.000001 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0108506 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 77 components and 0.0108506 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.571 mas, bmaj=3.885 mas, bpa=0.3066 degrees ! Estimated noise=0.190495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.03464e-05 Jy ! Component: 100 - total flux cleaned = -3.68652e-05 Jy ! Component: 150 - total flux cleaned = -5.23422e-05 Jy ! Component: 200 - total flux cleaned = -6.68509e-05 Jy ! Total flux subtracted in 200 components = -6.68509e-05 Jy ! Clean residual min=-0.000433 max=0.000367 Jy/beam ! Clean residual mean=-0.000000 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0107838 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 93 components and 0.0107838 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=0.017496Jy sigma=0.629161 ! Fit after self-cal, rms=0.017483Jy sigma=0.628954 wmodel J0357+0213_C_map.mod ! Writing 93 model components to file: J0357+0213_C_map.mod wobs J0357+0213_C_uvs.fits ! Writing UV FITS file: J0357+0213_C_uvs.fits wwins J0357+0213_C_map.win ! wwins: Wrote 4 windows to J0357+0213_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 = -6.50337e-05 Jy ! Component: 100 - total flux cleaned = -8.48317e-05 Jy ! Component: 150 - total flux cleaned = -9.1265e-05 Jy ! Component: 200 - total flux cleaned = -9.72198e-05 Jy ! Component: 250 - total flux cleaned = -9.7476e-05 Jy ! Component: 300 - total flux cleaned = -8.65306e-05 Jy ! Component: 350 - total flux cleaned = -7.58883e-05 Jy ! Component: 400 - total flux cleaned = -7.5852e-05 Jy ! Component: 450 - total flux cleaned = -8.08449e-05 Jy ! Component: 500 - total flux cleaned = -8.0825e-05 Jy ! Component: 550 - total flux cleaned = -8.56523e-05 Jy ! Component: 600 - total flux cleaned = -8.09009e-05 Jy ! Component: 650 - total flux cleaned = -8.09217e-05 Jy ! Component: 700 - total flux cleaned = -8.086e-05 Jy ! Component: 750 - total flux cleaned = -6.73978e-05 Jy ! Component: 800 - total flux cleaned = -6.30054e-05 Jy ! Component: 850 - total flux cleaned = -6.29944e-05 Jy ! Component: 900 - total flux cleaned = -6.30082e-05 Jy ! Component: 950 - total flux cleaned = -5.87635e-05 Jy ! Component: 1000 - total flux cleaned = -6.68587e-05 Jy ! Component: 1050 - total flux cleaned = -6.68339e-05 Jy ! Component: 1100 - total flux cleaned = -6.29395e-05 Jy ! Component: 1150 - total flux cleaned = -7.08686e-05 Jy ! Component: 1200 - total flux cleaned = -7.86513e-05 Jy ! Component: 1250 - total flux cleaned = -7.48272e-05 Jy ! Component: 1300 - total flux cleaned = -8.23708e-05 Jy ! Component: 1350 - total flux cleaned = -0.000100916 Jy ! Component: 1400 - total flux cleaned = -0.000111872 Jy ! Component: 1450 - total flux cleaned = -0.000115503 Jy ! Component: 1500 - total flux cleaned = -0.000111979 Jy ! Component: 1550 - total flux cleaned = -0.00012263 Jy ! Component: 1600 - total flux cleaned = -0.000119113 Jy ! Component: 1650 - total flux cleaned = -0.000129556 Jy ! Component: 1700 - total flux cleaned = -0.000126072 Jy ! Component: 1750 - total flux cleaned = -0.000122681 Jy ! Component: 1800 - total flux cleaned = -0.00012939 Jy ! Component: 1850 - total flux cleaned = -0.000129421 Jy ! Component: 1900 - total flux cleaned = -0.000122858 Jy ! Component: 1950 - total flux cleaned = -0.000116365 Jy ! Component: 2000 - total flux cleaned = -0.000122861 Jy ! Component: 2050 - total flux cleaned = -0.000116532 Jy ! Component: 2100 - total flux cleaned = -0.000119709 Jy ! Component: 2150 - total flux cleaned = -0.000113466 Jy ! Component: 2200 - total flux cleaned = -0.000107266 Jy ! Component: 2250 - total flux cleaned = -0.000107235 Jy ! Component: 2300 - total flux cleaned = -9.20071e-05 Jy ! Component: 2350 - total flux cleaned = -0.000101068 Jy ! Component: 2400 - total flux cleaned = -8.60474e-05 Jy ! Component: 2450 - total flux cleaned = -9.19794e-05 Jy ! Component: 2500 - total flux cleaned = -8.60806e-05 Jy ! Component: 2550 - total flux cleaned = -8.0205e-05 Jy ! Component: 2600 - total flux cleaned = -8.31235e-05 Jy ! Component: 2650 - total flux cleaned = -7.7397e-05 Jy ! Component: 2700 - total flux cleaned = -7.73888e-05 Jy ! Component: 2750 - total flux cleaned = -7.45533e-05 Jy ! Component: 2800 - total flux cleaned = -7.17306e-05 Jy ! Component: 2850 - total flux cleaned = -6.34007e-05 Jy ! Component: 2900 - total flux cleaned = -6.34202e-05 Jy ! Component: 2950 - total flux cleaned = -6.89449e-05 Jy ! Component: 3000 - total flux cleaned = -6.07821e-05 Jy ! Component: 3050 - total flux cleaned = -6.35015e-05 Jy ! Component: 3100 - total flux cleaned = -6.89206e-05 Jy ! Component: 3150 - total flux cleaned = -7.158e-05 Jy ! Component: 3200 - total flux cleaned = -6.62614e-05 Jy ! Component: 3250 - total flux cleaned = -6.62555e-05 Jy ! Component: 3300 - total flux cleaned = -5.84187e-05 Jy ! Component: 3350 - total flux cleaned = -7.39989e-05 Jy ! Component: 3400 - total flux cleaned = -7.13803e-05 Jy ! Component: 3450 - total flux cleaned = -5.34134e-05 Jy ! Component: 3500 - total flux cleaned = -5.85329e-05 Jy ! Component: 3550 - total flux cleaned = -5.8524e-05 Jy ! Component: 3600 - total flux cleaned = -6.35739e-05 Jy ! Component: 3650 - total flux cleaned = -6.10601e-05 Jy ! Component: 3700 - total flux cleaned = -5.6077e-05 Jy ! Component: 3750 - total flux cleaned = -5.60962e-05 Jy ! Component: 3800 - total flux cleaned = -4.3764e-05 Jy ! Component: 3850 - total flux cleaned = -5.11098e-05 Jy ! Component: 3900 - total flux cleaned = -3.40738e-05 Jy ! Component: 3950 - total flux cleaned = -2.9224e-05 Jy ! Component: 4000 - total flux cleaned = -2.19874e-05 Jy ! Component: 4050 - total flux cleaned = -2.19892e-05 Jy ! Total flux subtracted in 4096 components = -1.9621e-05 Jy ! Clean residual min=-0.000135 max=0.000150 Jy/beam ! Clean residual mean=-0.000000 rms=0.000043 Jy/beam ! Combined flux in latest and established models = 0.0107642 Jy keep ! Adding 293 model components to the UV plane model. ! The established model now contains 386 components and 0.0107642 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0357+0213_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.571 x 3.885 at 0.3066 degrees (North through East) ! Clean map min=-0.00055128 max=0.0084456 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0357+0213_C_map.fits wmodel /vlbi/sb072/temp_maps//J0357+0213_C_map.mod ! Writing 386 model components to file: /vlbi/sb072/temp_maps//J0357+0213_C_map.mod wobs /vlbi/sb072/temp_maps//J0357+0213_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0357+0213_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0357+0213_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0357+0213_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00844561 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.21901e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.49865 1.49865 2.99731 5.99462 11.9892 23.9785 47.9569 95.9138 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.008 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 200.179 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0357+0213_C_dfm.log closed on Fri Jan 25 19:14:53 2019