! Started logfile: /vlbi/sb072/temp_maps//J1257+6550_C_dfm.log on Fri Jan 25 19:29:43 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//J1257+6550_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1257+6550_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1257+6550 ! ! 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 J1257+6550_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=1.000555Jy sigma=45.715450 ! Fit after self-cal, rms=0.990261Jy sigma=45.259373 ! 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=1.2 mas, bmaj=5.552 mas, bpa=40.32 degrees ! Estimated noise=0.343526 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 = 0.00728728 Jy ! Component: 100 - total flux cleaned = 0.00893299 Jy ! Total flux subtracted in 100 components = 0.00893299 Jy ! Clean residual min=-0.001130 max=0.001259 Jy/beam ! Clean residual mean=-0.000004 rms=0.000313 Jy/beam ! Combined flux in latest and established models = 0.00893299 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.00893299 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=0.018512Jy sigma=0.798247 ! Fit after self-cal, rms=0.016581Jy sigma=0.708805 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00395672 Jy ! Component: 100 - total flux cleaned = 0.00471109 Jy ! Total flux subtracted in 100 components = 0.00471109 Jy ! Clean residual min=-0.000963 max=0.000955 Jy/beam ! Clean residual mean=-0.000003 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0136441 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 12 components and 0.0136441 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=0.015798Jy sigma=0.673357 ! Fit after self-cal, rms=0.015798Jy sigma=0.673341 ! 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=1.657 mas, bmaj=5.496 mas, bpa=39.42 degrees ! Estimated noise=0.173453 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 (-4.8, -3.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00090866 Jy ! Component: 100 - total flux cleaned = 0.00142119 Jy ! Component: 150 - total flux cleaned = 0.00177646 Jy ! Component: 200 - total flux cleaned = 0.00200337 Jy ! Total flux subtracted in 200 components = 0.00200337 Jy ! Clean residual min=-0.000545 max=0.000553 Jy/beam ! Clean residual mean=-0.000006 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0156474 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 42 components and 0.0156474 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=0.015739Jy sigma=0.670390 ! Fit after self-cal, rms=0.015730Jy sigma=0.670152 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.657 x 5.496 at 39.42 degrees (North through East) ! Clean map min=-0.00052244 max=0.013568 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.90 HN 0.95 KP 1.05 ! LA 0.97 MK 0.85 NL 0.96 OV 1.00 ! PT 0.99 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 0.89 KP 0.95 ! LA 0.99 MK 0.99 NL 0.94 OV 1.00 ! PT 0.83 SC 1.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.93 HN 0.85 KP 0.92 ! LA 1.02 MK 0.94 NL 1.13 OV 1.08 ! PT 1.06 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.91 HN 1.02 KP 1.03 ! LA 1.03 MK 0.92 NL 1.11 OV 1.02 ! PT 0.88 SC 1.18 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.93 HN 0.93 KP 0.95 ! LA 1.11 MK 0.97 NL 1.09 OV 1.04 ! PT 0.90 SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.91 HN 1.12 KP 0.91 ! LA 1.07 MK 0.90 NL 1.04 OV 0.94 ! PT 0.97 SC 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.97 HN 1.00 KP 1.05 ! LA 1.11 MK 1.03 NL 1.06 OV 1.04 ! PT 0.92 SC 1.06 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.99 HN 0.98 KP 1.00 ! LA 1.06 MK 0.92 NL 1.02 OV 1.02 ! PT 1.01 SC 1.01 ! ! ! Fit before self-cal, rms=0.015730Jy sigma=0.670152 ! Fit after self-cal, rms=0.015389Jy sigma=0.666917 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.654 mas, bmaj=5.479 mas, bpa=39.28 degrees ! Estimated noise=0.171192 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 = 0.000241122 Jy ! Component: 100 - total flux cleaned = 0.000335661 Jy ! Component: 150 - total flux cleaned = 0.000393111 Jy ! Component: 200 - total flux cleaned = 0.000431477 Jy ! Total flux subtracted in 200 components = 0.000431477 Jy ! Clean residual min=-0.000529 max=0.000479 Jy/beam ! Clean residual mean=-0.000003 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0160789 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 60 components and 0.0160789 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=0.015380Jy sigma=0.666455 ! Fit after self-cal, rms=0.015383Jy sigma=0.666185 ! 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=0.015383Jy sigma=0.666185 ! Fit after self-cal, rms=0.015364Jy sigma=0.666139 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.653 mas, bmaj=5.47 mas, bpa=39.24 degrees ! Estimated noise=0.17107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.73393e-05 Jy ! Component: 100 - total flux cleaned = 0.00013079 Jy ! Component: 150 - total flux cleaned = 0.000157237 Jy ! Component: 200 - total flux cleaned = 0.00016229 Jy ! Total flux subtracted in 200 components = 0.00016229 Jy ! Clean residual min=-0.000535 max=0.000465 Jy/beam ! Clean residual mean=-0.000002 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0162412 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.0162412 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=0.015360Jy sigma=0.665953 ! Fit after self-cal, rms=0.015360Jy sigma=0.665938 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 = 9.56408e-06 Jy ! Component: 100 - total flux cleaned = 1.87883e-05 Jy ! Component: 150 - total flux cleaned = 2.33191e-05 Jy ! Component: 200 - total flux cleaned = 3.5759e-05 Jy ! Total flux subtracted in 200 components = 3.5759e-05 Jy ! Clean residual min=-0.000531 max=0.000461 Jy/beam ! Clean residual mean=-0.000002 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.016277 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 84 components and 0.016277 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=0.015358Jy sigma=0.665837 ! Fit after self-cal, rms=0.015358Jy sigma=0.665832 ! 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=0.015358Jy sigma=0.665832 ! Fit after self-cal, rms=0.015435Jy sigma=0.665770 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.653 mas, bmaj=5.467 mas, bpa=39.22 degrees ! Estimated noise=0.172261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000141064 Jy ! Component: 100 - total flux cleaned = 0.000181488 Jy ! Component: 150 - total flux cleaned = 0.000201548 Jy ! Component: 200 - total flux cleaned = 0.000216606 Jy ! Total flux subtracted in 200 components = 0.000216606 Jy ! Clean residual min=-0.000539 max=0.000450 Jy/beam ! Clean residual mean=-0.000002 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0164936 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 97 components and 0.0164936 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=0.015432Jy sigma=0.665672 ! Fit after self-cal, rms=0.015432Jy sigma=0.665662 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 = 3.25785e-05 Jy ! Component: 100 - total flux cleaned = 3.96878e-05 Jy ! Component: 150 - total flux cleaned = 4.30699e-05 Jy ! Component: 200 - total flux cleaned = 4.63762e-05 Jy ! Total flux subtracted in 200 components = 4.63762e-05 Jy ! Clean residual min=-0.000534 max=0.000449 Jy/beam ! Clean residual mean=-0.000002 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0165399 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 105 components and 0.0165399 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=0.015431Jy sigma=0.665606 ! Fit after self-cal, rms=0.015431Jy sigma=0.665605 ! 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=0.015431Jy sigma=0.665605 ! Fit after self-cal, rms=0.015474Jy sigma=0.665532 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.494 mas, bmaj=5.854 mas, bpa=37.05 degrees ! Estimated noise=0.210136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000118898 Jy ! Component: 100 - total flux cleaned = 0.000164468 Jy ! Component: 150 - total flux cleaned = 0.000189652 Jy ! Component: 200 - total flux cleaned = 0.000208882 Jy ! Total flux subtracted in 200 components = 0.000208882 Jy ! Clean residual min=-0.000459 max=0.000449 Jy/beam ! Clean residual mean=-0.000005 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0167488 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 134 components and 0.0167488 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=0.015473Jy sigma=0.665503 ! Fit after self-cal, rms=0.015472Jy sigma=0.665495 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 = 3.77718e-05 Jy ! Component: 100 - total flux cleaned = 4.26669e-05 Jy ! Component: 150 - total flux cleaned = 4.7058e-05 Jy ! Component: 200 - total flux cleaned = 4.90716e-05 Jy ! Total flux subtracted in 200 components = 4.90716e-05 Jy ! Clean residual min=-0.000461 max=0.000450 Jy/beam ! Clean residual mean=-0.000004 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0167979 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 142 components and 0.0167979 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=0.015472Jy sigma=0.665486 ! Fit after self-cal, rms=0.015472Jy sigma=0.665484 ! 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=1.652 mas, bmaj=5.461 mas, bpa=39.2 degrees ! Estimated noise=0.173044 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.652 x 5.461 at 39.2 degrees (North through East) ! Clean map min=-0.00049224 max=0.013479 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=1.192 mas, bmaj=5.513 mas, bpa=40.17 degrees ! Estimated noise=0.338663 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010618 Jy ! Component: 100 - total flux cleaned = 0.01298 Jy ! Component: 150 - total flux cleaned = 0.0136772 Jy ! Component: 200 - total flux cleaned = 0.0140149 Jy ! Total flux subtracted in 200 components = 0.0140149 Jy ! Clean residual min=-0.000884 max=0.000841 Jy/beam ! Clean residual mean=-0.000003 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.0140149 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.0140149 Jy ! Inverting map and beam ! Estimated beam: bmin=1.652 mas, bmaj=5.461 mas, bpa=39.2 degrees ! Estimated noise=0.173044 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 = 0.000723501 Jy ! Component: 100 - total flux cleaned = 0.0011578 Jy ! Component: 150 - total flux cleaned = 0.00141857 Jy ! Component: 200 - total flux cleaned = 0.0016522 Jy ! Total flux subtracted in 200 components = 0.0016522 Jy ! Clean residual min=-0.000580 max=0.000509 Jy/beam ! Clean residual mean=-0.000005 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0156671 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 61 components and 0.0156671 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=3.494 mas, bmaj=5.854 mas, bpa=37.05 degrees ! Estimated noise=0.210136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000427738 Jy ! Component: 100 - total flux cleaned = 0.000643296 Jy ! Component: 150 - total flux cleaned = 0.000773733 Jy ! Component: 200 - total flux cleaned = 0.000867023 Jy ! Total flux subtracted in 200 components = 0.000867023 Jy ! Clean residual min=-0.000493 max=0.000496 Jy/beam ! Clean residual mean=-0.000007 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.0165342 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 = 7.95629e-05 Jy ! Component: 100 - total flux cleaned = 0.000137179 Jy ! Component: 150 - total flux cleaned = 0.000177606 Jy ! Component: 200 - total flux cleaned = 0.000191317 Jy ! Total flux subtracted in 200 components = 0.000191317 Jy ! Clean residual min=-0.000480 max=0.000459 Jy/beam ! Clean residual mean=-0.000006 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0167255 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 143 components and 0.0167255 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.652 mas, bmaj=5.461 mas, bpa=39.2 degrees ! Estimated noise=0.173044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.43188e-05 Jy ! Component: 100 - total flux cleaned = -7.72609e-05 Jy ! Component: 150 - total flux cleaned = -7.74112e-05 Jy ! Component: 200 - total flux cleaned = -6.65056e-05 Jy ! Total flux subtracted in 200 components = -6.65056e-05 Jy ! Clean residual min=-0.000528 max=0.000462 Jy/beam ! Clean residual mean=-0.000003 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.016659 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 155 components and 0.016659 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=0.015476Jy sigma=0.665674 ! Fit after self-cal, rms=0.015477Jy sigma=0.665651 wmodel J1257+6550_C_map.mod ! Writing 155 model components to file: J1257+6550_C_map.mod wobs J1257+6550_C_uvs.fits ! Writing UV FITS file: J1257+6550_C_uvs.fits wwins J1257+6550_C_map.win ! wwins: Wrote 2 windows to J1257+6550_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 = -0.0001231 Jy ! Component: 100 - total flux cleaned = -9.87021e-05 Jy ! Component: 150 - total flux cleaned = -6.78293e-05 Jy ! Component: 200 - total flux cleaned = -5.32424e-05 Jy ! Component: 250 - total flux cleaned = -4.61119e-05 Jy ! Component: 300 - total flux cleaned = -4.62073e-05 Jy ! Component: 350 - total flux cleaned = -3.9801e-05 Jy ! Component: 400 - total flux cleaned = -7.87489e-06 Jy ! Component: 450 - total flux cleaned = 4.56296e-06 Jy ! Component: 500 - total flux cleaned = 2.89649e-05 Jy ! Component: 550 - total flux cleaned = 3.49188e-05 Jy ! Component: 600 - total flux cleaned = 5.24782e-05 Jy ! Component: 650 - total flux cleaned = 6.39467e-05 Jy ! Component: 700 - total flux cleaned = 8.66706e-05 Jy ! Component: 750 - total flux cleaned = 9.78315e-05 Jy ! Component: 800 - total flux cleaned = 0.000119781 Jy ! Component: 850 - total flux cleaned = 0.000130442 Jy ! Component: 900 - total flux cleaned = 0.00013036 Jy ! Component: 950 - total flux cleaned = 0.000125182 Jy ! Component: 1000 - total flux cleaned = 0.000140801 Jy ! Component: 1050 - total flux cleaned = 0.00016133 Jy ! Component: 1100 - total flux cleaned = 0.000156221 Jy ! Component: 1150 - total flux cleaned = 0.000176237 Jy ! Component: 1200 - total flux cleaned = 0.000171275 Jy ! Component: 1250 - total flux cleaned = 0.000181076 Jy ! Component: 1300 - total flux cleaned = 0.00017624 Jy ! Component: 1350 - total flux cleaned = 0.000171464 Jy ! Component: 1400 - total flux cleaned = 0.000176203 Jy ! Component: 1450 - total flux cleaned = 0.000166757 Jy ! Component: 1500 - total flux cleaned = 0.000162119 Jy ! Component: 1550 - total flux cleaned = 0.000157485 Jy ! Component: 1600 - total flux cleaned = 0.000157502 Jy ! Component: 1650 - total flux cleaned = 0.000152963 Jy ! Component: 1700 - total flux cleaned = 0.000148443 Jy ! Component: 1750 - total flux cleaned = 0.000139517 Jy ! Component: 1800 - total flux cleaned = 0.000130721 Jy ! Component: 1850 - total flux cleaned = 0.000130688 Jy ! Component: 1900 - total flux cleaned = 0.000113282 Jy ! Component: 1950 - total flux cleaned = 0.000104733 Jy ! Component: 2000 - total flux cleaned = 0.000100511 Jy ! Component: 2050 - total flux cleaned = 8.35812e-05 Jy ! Component: 2100 - total flux cleaned = 8.3625e-05 Jy ! Component: 2150 - total flux cleaned = 7.11163e-05 Jy ! Component: 2200 - total flux cleaned = 7.52046e-05 Jy ! Component: 2250 - total flux cleaned = 6.69589e-05 Jy ! Component: 2300 - total flux cleaned = 5.06295e-05 Jy ! Component: 2350 - total flux cleaned = 4.66127e-05 Jy ! Component: 2400 - total flux cleaned = 4.65795e-05 Jy ! Component: 2450 - total flux cleaned = 3.06293e-05 Jy ! Component: 2500 - total flux cleaned = 1.87918e-05 Jy ! Component: 2550 - total flux cleaned = 1.87525e-05 Jy ! Component: 2600 - total flux cleaned = 7.01781e-06 Jy ! Component: 2650 - total flux cleaned = 6.96992e-06 Jy ! Component: 2700 - total flux cleaned = 3.08338e-06 Jy ! Component: 2750 - total flux cleaned = -8.39121e-06 Jy ! Component: 2800 - total flux cleaned = -1.60145e-05 Jy ! Component: 2850 - total flux cleaned = -1.60013e-05 Jy ! Component: 2900 - total flux cleaned = -8.50222e-06 Jy ! Component: 2950 - total flux cleaned = -1.97271e-05 Jy ! Component: 3000 - total flux cleaned = -1.599e-05 Jy ! Component: 3050 - total flux cleaned = -1.967e-05 Jy ! Component: 3100 - total flux cleaned = -1.23415e-05 Jy ! Component: 3150 - total flux cleaned = -1.23751e-05 Jy ! Component: 3200 - total flux cleaned = -1.23853e-05 Jy ! Component: 3250 - total flux cleaned = -3.40337e-05 Jy ! Component: 3300 - total flux cleaned = -2.68315e-05 Jy ! Component: 3350 - total flux cleaned = -2.68553e-05 Jy ! Component: 3400 - total flux cleaned = -2.68496e-05 Jy ! Component: 3450 - total flux cleaned = -2.32918e-05 Jy ! Component: 3500 - total flux cleaned = -2.67935e-05 Jy ! Component: 3550 - total flux cleaned = -1.62939e-05 Jy ! Component: 3600 - total flux cleaned = -2.32264e-05 Jy ! Component: 3650 - total flux cleaned = -1.97493e-05 Jy ! Component: 3700 - total flux cleaned = -9.41356e-06 Jy ! Component: 3750 - total flux cleaned = -1.96845e-05 Jy ! Component: 3800 - total flux cleaned = -2.66023e-06 Jy ! Component: 3850 - total flux cleaned = 7.26019e-07 Jy ! Component: 3900 - total flux cleaned = -9.40713e-06 Jy ! Component: 3950 - total flux cleaned = 7.40387e-06 Jy ! Component: 4000 - total flux cleaned = -2.60408e-06 Jy ! Component: 4050 - total flux cleaned = -2.6265e-06 Jy ! Total flux subtracted in 4096 components = -5.95653e-06 Jy ! Clean residual min=-0.000176 max=0.000179 Jy/beam ! Clean residual mean=0.000000 rms=0.000061 Jy/beam ! Combined flux in latest and established models = 0.016653 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 451 components and 0.016653 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1257+6550_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.652 x 5.461 at 39.2 degrees (North through East) ! Clean map min=-0.00048508 max=0.013431 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1257+6550_C_map.fits wmodel /vlbi/sb072/temp_maps//J1257+6550_C_map.mod ! Writing 451 model components to file: /vlbi/sb072/temp_maps//J1257+6550_C_map.mod wobs /vlbi/sb072/temp_maps//J1257+6550_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1257+6550_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1257+6550_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1257+6550_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.013431 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.16048e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.37603 1.37603 2.75206 5.50412 11.0082 22.0165 44.033 88.0659 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.013 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 218.018 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1257+6550_C_dfm.log closed on Fri Jan 25 19:29:47 2019