! Started logfile: /vlbi/sb072/temp_maps//J0457-2324_C_dfm.log on Fri Dec 28 22:50:51 2018 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//J0457-2324_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0457-2324_C_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0457-2324 ! ! 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 1152 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 J0457-2324_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=2.953234Jy sigma=98.812139 ! Fit after self-cal, rms=1.781233Jy sigma=59.231659 ! 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=1.231 mas, bmaj=3.339 mas, bpa=-4.944 degrees ! Estimated noise=0.825722 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 = 2.03292 Jy ! Component: 100 - total flux cleaned = 2.4965 Jy ! Total flux subtracted in 100 components = 2.4965 Jy ! Clean residual min=-0.108806 max=0.172984 Jy/beam ! Clean residual mean=-0.000215 rms=0.026875 Jy/beam ! Combined flux in latest and established models = 2.4965 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 2.4965 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=0.521518Jy sigma=16.985983 ! Fit after self-cal, rms=0.521515Jy sigma=16.985782 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18281 Jy ! Component: 100 - total flux cleaned = 0.278446 Jy ! Total flux subtracted in 100 components = 0.278446 Jy ! Clean residual min=-0.094209 max=0.116267 Jy/beam ! Clean residual mean=-0.000133 rms=0.020301 Jy/beam ! Combined flux in latest and established models = 2.77495 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 15 components and 2.77495 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=0.416779Jy sigma=13.137180 ! Fit after self-cal, rms=0.416728Jy sigma=13.135517 ! 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=1.476 mas, bmaj=3.937 mas, bpa=-4.477 degrees ! Estimated noise=0.653569 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 = 0.11252 Jy ! Component: 100 - total flux cleaned = 0.165241 Jy ! Component: 150 - total flux cleaned = 0.191741 Jy ! Component: 200 - total flux cleaned = 0.206506 Jy ! Total flux subtracted in 200 components = 0.206506 Jy ! Clean residual min=-0.086048 max=0.134749 Jy/beam ! Clean residual mean=-0.000060 rms=0.024790 Jy/beam ! Combined flux in latest and established models = 2.98145 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 2.98145 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=0.392347Jy sigma=12.112815 ! Fit after self-cal, rms=0.392315Jy sigma=12.112054 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.476 x 3.937 at -4.477 degrees (North through East) ! Clean map min=-0.083083 max=2.7016 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.91 HN 1.15 KP 1.00 ! MK 0.91 NL 1.23 OV 0.85 PT 0.80 ! SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.88 HN 1.13 KP 0.95 ! MK 0.90 NL 1.23 OV 0.88 PT 0.77 ! SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.94 HN 1.09 KP 0.98 ! MK 0.99 NL 1.11 OV 1.03 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.06 KP 0.97 ! MK 1.00 NL 1.09 OV 1.03 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.47 FD 0.96 HN 1.04 KP 0.97 ! MK 1.01 NL 1.11 OV 1.04 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.96 HN 1.02 KP 0.97 ! MK 1.01 NL 1.10 OV 1.05 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.96 HN 1.00 KP 0.97 ! MK 1.02 NL 1.11 OV 1.05 PT 0.95 ! SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.96 HN 1.01 KP 0.97 ! MK 1.03 NL 1.10 OV 1.04 PT 0.96 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.392315Jy sigma=12.112054 ! Fit after self-cal, rms=0.125076Jy sigma=2.457866 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.476 mas, bmaj=3.953 mas, bpa=-4.351 degrees ! Estimated noise=0.65308 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-2.4, -3.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0136632 Jy ! Component: 100 - total flux cleaned = 0.015846 Jy ! Component: 150 - total flux cleaned = 0.0169713 Jy ! Component: 200 - total flux cleaned = 0.0175435 Jy ! Total flux subtracted in 200 components = 0.0175435 Jy ! Clean residual min=-0.009391 max=0.010729 Jy/beam ! Clean residual mean=0.000000 rms=0.001741 Jy/beam ! Combined flux in latest and established models = 2.999 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 2.999 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=0.123415Jy sigma=2.357302 ! Fit after self-cal, rms=0.123342Jy sigma=2.353282 ! Inverting map ! Added new window around map position (-9.3, -12.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00942983 Jy ! Component: 100 - total flux cleaned = 0.0132051 Jy ! Component: 150 - total flux cleaned = 0.0150604 Jy ! Component: 200 - total flux cleaned = 0.0158435 Jy ! Total flux subtracted in 200 components = 0.0158435 Jy ! Clean residual min=-0.008603 max=0.006082 Jy/beam ! Clean residual mean=-0.000002 rms=0.001397 Jy/beam ! Combined flux in latest and established models = 3.01484 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 3.01484 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=0.122403Jy sigma=2.311533 ! Fit after self-cal, rms=0.122360Jy sigma=2.308160 ! 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=0.122360Jy sigma=2.308160 ! Fit after self-cal, rms=0.122039Jy sigma=2.298557 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.475 mas, bmaj=3.953 mas, bpa=-4.361 degrees ! Estimated noise=0.652823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00405097 Jy ! Component: 100 - total flux cleaned = 0.00454935 Jy ! Component: 150 - total flux cleaned = 0.00478054 Jy ! Component: 200 - total flux cleaned = 0.00468038 Jy ! Total flux subtracted in 200 components = 0.00468038 Jy ! Clean residual min=-0.006222 max=0.005055 Jy/beam ! Clean residual mean=-0.000003 rms=0.001145 Jy/beam ! Combined flux in latest and established models = 3.01952 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 3.01952 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=0.121750Jy sigma=2.284961 ! Fit after self-cal, rms=0.121745Jy sigma=2.283874 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 = 0.000854342 Jy ! Component: 100 - total flux cleaned = 0.000951408 Jy ! Component: 150 - total flux cleaned = 0.000778302 Jy ! Component: 200 - total flux cleaned = 0.000617393 Jy ! Total flux subtracted in 200 components = 0.000617393 Jy ! Clean residual min=-0.005736 max=0.004777 Jy/beam ! Clean residual mean=-0.000002 rms=0.001093 Jy/beam ! Combined flux in latest and established models = 3.02014 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 85 components and 3.02014 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=0.121579Jy sigma=2.277717 ! Fit after self-cal, rms=0.121583Jy sigma=2.277205 ! 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=0.121583Jy sigma=2.277205 ! Fit after self-cal, rms=0.121467Jy sigma=2.275066 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.475 mas, bmaj=3.953 mas, bpa=-4.368 degrees ! Estimated noise=0.652824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179668 Jy ! Component: 100 - total flux cleaned = 0.0016294 Jy ! Component: 150 - total flux cleaned = 0.00132632 Jy ! Component: 200 - total flux cleaned = 0.00132782 Jy ! Total flux subtracted in 200 components = 0.00132782 Jy ! Clean residual min=-0.005338 max=0.004554 Jy/beam ! Clean residual mean=-0.000003 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 3.02147 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 90 components and 3.02147 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=0.121337Jy sigma=2.269305 ! Fit after self-cal, rms=0.121340Jy sigma=2.268898 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 = 0.000560401 Jy ! Component: 100 - total flux cleaned = 0.000694743 Jy ! Component: 150 - total flux cleaned = 0.000632147 Jy ! Component: 200 - total flux cleaned = 0.000518115 Jy ! Total flux subtracted in 200 components = 0.000518115 Jy ! Clean residual min=-0.005182 max=0.004392 Jy/beam ! Clean residual mean=-0.000003 rms=0.000977 Jy/beam ! Combined flux in latest and established models = 3.02198 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 99 components and 3.02199 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=0.121256Jy sigma=2.266034 ! Fit after self-cal, rms=0.121261Jy sigma=2.265820 ! 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=0.121261Jy sigma=2.265820 ! Fit after self-cal, rms=0.121192Jy sigma=2.264850 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.569 mas, bmaj=7.993 mas, bpa=-0.5339 degrees ! Estimated noise=0.848101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000165114 Jy ! Component: 100 - total flux cleaned = 9.60914e-05 Jy ! Component: 150 - total flux cleaned = 0.000267541 Jy ! Component: 200 - total flux cleaned = 0.000298206 Jy ! Total flux subtracted in 200 components = 0.000298206 Jy ! Clean residual min=-0.005185 max=0.004615 Jy/beam ! Clean residual mean=-0.000010 rms=0.001195 Jy/beam ! Combined flux in latest and established models = 3.02228 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 109 components and 3.02228 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=0.121178Jy sigma=2.265760 ! Fit after self-cal, rms=0.121179Jy sigma=2.264659 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 = 0.000217184 Jy ! Component: 100 - total flux cleaned = 0.00043622 Jy ! Component: 150 - total flux cleaned = 0.000544926 Jy ! Component: 200 - total flux cleaned = 0.00061655 Jy ! Total flux subtracted in 200 components = 0.00061655 Jy ! Clean residual min=-0.005116 max=0.004690 Jy/beam ! Clean residual mean=-0.000009 rms=0.001197 Jy/beam ! Combined flux in latest and established models = 3.0229 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 125 components and 3.0229 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=0.121179Jy sigma=2.265062 ! Fit after self-cal, rms=0.121185Jy sigma=2.264779 ! 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=1.475 mas, bmaj=3.952 mas, bpa=-4.373 degrees ! Estimated noise=0.652749 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.475 x 3.952 at -4.373 degrees (North through East) ! Clean map min=-0.0046839 max=2.6967 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.121185Jy sigma=2.264779 ! Fit after self-cal, rms=0.032539Jy sigma=0.801886 ! Inverting map and beam ! Estimated beam: bmin=1.475 mas, bmaj=3.953 mas, bpa=-4.372 degrees ! Estimated noise=0.652819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000752462 Jy ! Component: 100 - total flux cleaned = 0.00123234 Jy ! Component: 150 - total flux cleaned = 0.00123423 Jy ! Component: 200 - total flux cleaned = 0.0012359 Jy ! Total flux subtracted in 200 components = 0.0012359 Jy ! Clean residual min=-0.004874 max=0.004131 Jy/beam ! Clean residual mean=-0.000003 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 3.02414 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 137 components and 3.02414 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=0.032251Jy sigma=0.791800 ! Fit after self-cal, rms=0.032263Jy sigma=0.791669 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.02777e-05 Jy ! Component: 100 - total flux cleaned = -2.92101e-05 Jy ! Component: 150 - total flux cleaned = -7.63902e-05 Jy ! Component: 200 - total flux cleaned = -7.54576e-05 Jy ! Total flux subtracted in 200 components = -7.54576e-05 Jy ! Clean residual min=-0.004729 max=0.004051 Jy/beam ! Clean residual mean=-0.000003 rms=0.000825 Jy/beam ! Combined flux in latest and established models = 3.02406 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 143 components and 3.02406 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=0.032117Jy sigma=0.786936 ! Fit after self-cal, rms=0.032129Jy sigma=0.786847 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.032129Jy sigma=0.786847 ! Fit after self-cal, rms=0.032058Jy sigma=0.785549 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=1.226 mas, bmaj=3.34 mas, bpa=-4.658 degrees ! Estimated noise=0.8335 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.05205 Jy ! Component: 100 - total flux cleaned = 2.53056 Jy ! Component: 150 - total flux cleaned = 2.72623 Jy ! Component: 200 - total flux cleaned = 2.82908 Jy ! Total flux subtracted in 200 components = 2.82908 Jy ! Clean residual min=-0.023583 max=0.050433 Jy/beam ! Clean residual mean=-0.000056 rms=0.006553 Jy/beam ! Combined flux in latest and established models = 2.82908 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 15 model components to the UV plane model. ! The established model now contains 15 components and 2.82908 Jy ! Inverting map and beam ! Estimated beam: bmin=1.475 mas, bmaj=3.953 mas, bpa=-4.37 degrees ! Estimated noise=0.652928 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 = 0.0795665 Jy ! Component: 100 - total flux cleaned = 0.119845 Jy ! Component: 150 - total flux cleaned = 0.142362 Jy ! Component: 200 - total flux cleaned = 0.156719 Jy ! Total flux subtracted in 200 components = 0.156719 Jy ! Clean residual min=-0.006890 max=0.008212 Jy/beam ! Clean residual mean=-0.000014 rms=0.001822 Jy/beam ! Combined flux in latest and established models = 2.9858 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 49 components and 2.9858 Jy ! Inverting map ! Added new window around map position (0.6, 6.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103505 Jy ! Component: 100 - total flux cleaned = 0.0180195 Jy ! Component: 150 - total flux cleaned = 0.0229421 Jy ! Component: 200 - total flux cleaned = 0.025636 Jy ! Total flux subtracted in 200 components = 0.025636 Jy ! Clean residual min=-0.005034 max=0.004722 Jy/beam ! Clean residual mean=-0.000006 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 3.01143 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 68 components and 3.01143 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=3.568 mas, bmaj=7.992 mas, bpa=-0.535 degrees ! Estimated noise=0.848382 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00523176 Jy ! Component: 100 - total flux cleaned = 0.00769972 Jy ! Component: 150 - total flux cleaned = 0.00866738 Jy ! Component: 200 - total flux cleaned = 0.00914848 Jy ! Total flux subtracted in 200 components = 0.00914848 Jy ! Clean residual min=-0.003975 max=0.003992 Jy/beam ! Clean residual mean=-0.000010 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 3.02058 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 = 0.000209874 Jy ! Component: 100 - total flux cleaned = 0.000459498 Jy ! Component: 150 - total flux cleaned = 0.000516112 Jy ! Component: 200 - total flux cleaned = 0.000624735 Jy ! Total flux subtracted in 200 components = 0.000624735 Jy ! Clean residual min=-0.003540 max=0.004009 Jy/beam ! Clean residual mean=-0.000009 rms=0.000953 Jy/beam ! Combined flux in latest and established models = 3.02121 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 101 components and 3.02121 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.475 mas, bmaj=3.953 mas, bpa=-4.37 degrees ! Estimated noise=0.652928 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.05408e-05 Jy ! Component: 100 - total flux cleaned = 9.96256e-05 Jy ! Component: 150 - total flux cleaned = 0.000203781 Jy ! Component: 200 - total flux cleaned = 0.000409091 Jy ! Total flux subtracted in 200 components = 0.000409091 Jy ! Clean residual min=-0.004408 max=0.003564 Jy/beam ! Clean residual mean=-0.000004 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 3.02162 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 116 components and 3.02162 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=0.032546Jy sigma=0.796844 ! Fit after self-cal, rms=0.032486Jy sigma=0.790572 wmodel J0457-2324_C_map.mod ! Writing 116 model components to file: J0457-2324_C_map.mod wobs J0457-2324_C_uvs.fits ! Writing UV FITS file: J0457-2324_C_uvs.fits wwins J0457-2324_C_map.win ! wwins: Wrote 4 windows to J0457-2324_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 = -0.00125393 Jy ! Component: 100 - total flux cleaned = -0.00113052 Jy ! Component: 150 - total flux cleaned = -0.00146516 Jy ! Component: 200 - total flux cleaned = -0.00167472 Jy ! Component: 250 - total flux cleaned = -0.00192345 Jy ! Component: 300 - total flux cleaned = -0.00216103 Jy ! Component: 350 - total flux cleaned = -0.00229785 Jy ! Component: 400 - total flux cleaned = -0.0024738 Jy ! Component: 450 - total flux cleaned = -0.00272608 Jy ! Component: 500 - total flux cleaned = -0.00284843 Jy ! Component: 550 - total flux cleaned = -0.00304484 Jy ! Component: 600 - total flux cleaned = -0.00315912 Jy ! Component: 650 - total flux cleaned = -0.00341714 Jy ! Component: 700 - total flux cleaned = -0.00359533 Jy ! Component: 750 - total flux cleaned = -0.00369862 Jy ! Component: 800 - total flux cleaned = -0.00393507 Jy ! Component: 850 - total flux cleaned = -0.00409998 Jy ! Component: 900 - total flux cleaned = -0.00432528 Jy ! Component: 950 - total flux cleaned = -0.00438866 Jy ! Component: 1000 - total flux cleaned = -0.0044805 Jy ! Component: 1050 - total flux cleaned = -0.00445091 Jy ! Component: 1100 - total flux cleaned = -0.00439361 Jy ! Component: 1150 - total flux cleaned = -0.0044221 Jy ! Component: 1200 - total flux cleaned = -0.00442108 Jy ! Component: 1250 - total flux cleaned = -0.00442073 Jy ! Component: 1300 - total flux cleaned = -0.00439407 Jy ! Component: 1350 - total flux cleaned = -0.00447275 Jy ! Component: 1400 - total flux cleaned = -0.00444717 Jy ! Component: 1450 - total flux cleaned = -0.00447283 Jy ! Component: 1500 - total flux cleaned = -0.00449763 Jy ! Component: 1550 - total flux cleaned = -0.00452161 Jy ! Component: 1600 - total flux cleaned = -0.00461602 Jy ! Component: 1650 - total flux cleaned = -0.00461562 Jy ! Component: 1700 - total flux cleaned = -0.00466133 Jy ! Component: 1750 - total flux cleaned = -0.00461616 Jy ! Component: 1800 - total flux cleaned = -0.00466084 Jy ! Component: 1850 - total flux cleaned = -0.00474852 Jy ! Component: 1900 - total flux cleaned = -0.00481297 Jy ! Component: 1950 - total flux cleaned = -0.00481231 Jy ! Component: 2000 - total flux cleaned = -0.0048541 Jy ! Component: 2050 - total flux cleaned = -0.00491588 Jy ! Component: 2100 - total flux cleaned = -0.00495642 Jy ! Component: 2150 - total flux cleaned = -0.00497613 Jy ! Component: 2200 - total flux cleaned = -0.00493654 Jy ! Component: 2250 - total flux cleaned = -0.0049363 Jy ! Component: 2300 - total flux cleaned = -0.00495552 Jy ! Component: 2350 - total flux cleaned = -0.00489868 Jy ! Component: 2400 - total flux cleaned = -0.00495498 Jy ! Component: 2450 - total flux cleaned = -0.0050103 Jy ! Component: 2500 - total flux cleaned = -0.00504653 Jy ! Component: 2550 - total flux cleaned = -0.00511852 Jy ! Component: 2600 - total flux cleaned = -0.00515371 Jy ! Component: 2650 - total flux cleaned = -0.00515379 Jy ! Component: 2700 - total flux cleaned = -0.00520603 Jy ! Component: 2750 - total flux cleaned = -0.00525759 Jy ! Component: 2800 - total flux cleaned = -0.00534225 Jy ! Component: 2850 - total flux cleaned = -0.00537545 Jy ! Component: 2900 - total flux cleaned = -0.00545837 Jy ! Component: 2950 - total flux cleaned = -0.00550749 Jy ! Component: 3000 - total flux cleaned = -0.00555606 Jy ! Component: 3050 - total flux cleaned = -0.00560435 Jy ! Component: 3100 - total flux cleaned = -0.00565219 Jy ! Component: 3150 - total flux cleaned = -0.00574672 Jy ! Component: 3200 - total flux cleaned = -0.005778 Jy ! Component: 3250 - total flux cleaned = -0.00587063 Jy ! Component: 3300 - total flux cleaned = -0.00590097 Jy ! Component: 3350 - total flux cleaned = -0.00594617 Jy ! Component: 3400 - total flux cleaned = -0.00599126 Jy ! Component: 3450 - total flux cleaned = -0.00602101 Jy ! Component: 3500 - total flux cleaned = -0.00609481 Jy ! Component: 3550 - total flux cleaned = -0.0061241 Jy ! Component: 3600 - total flux cleaned = -0.00613865 Jy ! Component: 3650 - total flux cleaned = -0.00616752 Jy ! Component: 3700 - total flux cleaned = -0.00618186 Jy ! Component: 3750 - total flux cleaned = -0.00615374 Jy ! Component: 3800 - total flux cleaned = -0.00619602 Jy ! Component: 3850 - total flux cleaned = -0.00618202 Jy ! Component: 3900 - total flux cleaned = -0.00618189 Jy ! Component: 3950 - total flux cleaned = -0.00616804 Jy ! Component: 4000 - total flux cleaned = -0.00615419 Jy ! Component: 4050 - total flux cleaned = -0.00614061 Jy ! Total flux subtracted in 4096 components = -0.00611366 Jy ! Clean residual min=-0.000771 max=0.000760 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 3.0155 Jy keep ! Adding 256 model components to the UV plane model. ! The established model now contains 372 components and 3.0155 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0457-2324_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.475 x 3.953 at -4.37 degrees (North through East) ! Clean map min=-0.0022108 max=2.6979 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0457-2324_C_map.fits wmodel /vlbi/sb072/temp_maps//J0457-2324_C_map.mod ! Writing 372 model components to file: /vlbi/sb072/temp_maps//J0457-2324_C_map.mod wobs /vlbi/sb072/temp_maps//J0457-2324_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0457-2324_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0457-2324_C_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J0457-2324_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.69787 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000225185 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0250403 0.0250403 0.0500806 0.100161 0.200323 0.400645 0.80129 1.60258 3.20516 6.41032 12.8206 25.6413 51.2826 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.697 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 11980.7 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0457-2324_C_dfm.log closed on Fri Dec 28 22:50:55 2018