! Started logfile: /vlbi/sb072/temp_maps//J1956-3225_X_dfm.log on Tue Mar 5 23:32:26 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1956-3225_X_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1956-3225_X_uvm.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! AN table 2: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.944444 visibilities/baseline/integration-bin. ! Found source: J1956-3225 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 3264 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1956-3225_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.025134Jy sigma=25.720460 ! Fit after self-cal, rms=0.815130Jy sigma=19.607711 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8491 mas, bmaj=2.589 mas, bpa=6.084 degrees ! Estimated noise=0.892865 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 = 0.133945 Jy ! Component: 100 - total flux cleaned = 0.18041 Jy ! Total flux subtracted in 100 components = 0.18041 Jy ! Clean residual min=-0.017614 max=0.035478 Jy/beam ! Clean residual mean=0.000033 rms=0.004505 Jy/beam ! Combined flux in latest and established models = 0.18041 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 18 components and 0.18041 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=0.110476Jy sigma=2.676034 ! Fit after self-cal, rms=0.110266Jy sigma=2.673851 ! Inverting map ! Added new window around map position (1.2, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0344204 Jy ! Component: 100 - total flux cleaned = 0.0553486 Jy ! Total flux subtracted in 100 components = 0.0553486 Jy ! Clean residual min=-0.016217 max=0.029591 Jy/beam ! Clean residual mean=0.000019 rms=0.003416 Jy/beam ! Combined flux in latest and established models = 0.235759 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 31 components and 0.235759 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=0.093953Jy sigma=2.051827 ! Fit after self-cal, rms=0.093004Jy sigma=2.002251 ! Inverting map ! Added new window around map position (-1.2, 2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0235164 Jy ! Component: 100 - total flux cleaned = 0.0390314 Jy ! Total flux subtracted in 100 components = 0.0390314 Jy ! Clean residual min=-0.012411 max=0.016613 Jy/beam ! Clean residual mean=0.000010 rms=0.002735 Jy/beam ! Combined flux in latest and established models = 0.27479 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 40 components and 0.27479 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=0.084336Jy sigma=1.655527 ! Fit after self-cal, rms=0.083990Jy sigma=1.648691 ! 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=1.142 mas, bmaj=3.521 mas, bpa=5.581 degrees ! Estimated noise=0.547712 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 = 0.0202313 Jy ! Component: 100 - total flux cleaned = 0.0321344 Jy ! Component: 150 - total flux cleaned = 0.0354406 Jy ! Component: 200 - total flux cleaned = 0.0365786 Jy ! Total flux subtracted in 200 components = 0.0365786 Jy ! Clean residual min=-0.012896 max=0.015384 Jy/beam ! Clean residual mean=0.000004 rms=0.003978 Jy/beam ! Combined flux in latest and established models = 0.311369 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.311369 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=0.079407Jy sigma=1.448456 ! Fit after self-cal, rms=0.079167Jy sigma=1.445104 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.142 x 3.521 at 5.581 degrees (North through East) ! Clean map min=-0.01251 max=0.15985 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.03 KP 0.99 LA 0.97 ! MK 1.18 NL 1.02 OV 1.06 PT 0.92 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 4.42 FD 0.89 HN 0.94 KP 0.97 ! LA 1.02 NL 1.13 OV 0.93 PT 0.99 ! SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.03 KP 1.01 LA 0.99 ! MK 1.24 NL 1.03 OV 1.08 PT 0.93 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 5.09 FD 0.86 HN 0.97 KP 0.98 ! LA 1.02 NL 1.09 OV 0.93 PT 1.00 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 HN 1.11 KP 0.99 LA 0.98 ! MK 1.14 NL 1.01 OV 1.04 PT 0.92 ! SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 4.31 FD 0.87 HN 0.97 KP 0.99 ! LA 1.01 NL 1.14 OV 0.91 PT 0.99 ! SC 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.05 KP 0.98 LA 0.98 ! MK 1.17 NL 1.01 OV 1.06 PT 0.93 ! SC 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 4.48 FD 0.86 HN 0.92 KP 0.98 ! LA 1.01 NL 1.12 OV 0.91 PT 0.99 ! SC 1.06 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.08 KP 0.99 LA 0.99 ! MK 1.05 NL 0.98 OV 1.06 PT 0.91 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 5.67 FD 0.89 HN 0.86 KP 0.96 ! LA 1.00 NL 1.10 OV 0.90 PT 0.98 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.11 KP 0.97 LA 1.00 ! MK 1.17 NL 0.99 OV 1.08 PT 0.92 ! SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 4.71 FD 0.86 HN 0.93 KP 0.98 ! LA 1.01 NL 1.15 OV 0.90 PT 1.00 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 HN 1.08 KP 1.00 LA 0.99 ! MK 1.46 NL 1.01 OV 1.04 PT 0.94 ! SC 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 5.04 FD 0.86 HN 0.99 KP 0.98 ! LA 1.01 NL 1.12 OV 0.89 PT 0.98 ! SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 1.11 KP 0.98 LA 0.97 ! MK 1.25 NL 1.02 OV 1.06 PT 0.91 ! SC 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 4.86 FD 0.87 HN 1.05 KP 0.97 ! LA 0.99 NL 1.15 OV 0.89 PT 0.98 ! SC 0.92 ! ! ! Fit before self-cal, rms=0.079167Jy sigma=1.445104 ! Fit after self-cal, rms=0.105104Jy sigma=0.866379 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.144 mas, bmaj=3.637 mas, bpa=5.649 degrees ! Estimated noise=0.578719 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 = 0.000328839 Jy ! Component: 100 - total flux cleaned = 0.000155829 Jy ! Component: 150 - total flux cleaned = -0.000310638 Jy ! Component: 200 - total flux cleaned = -0.000601792 Jy ! Total flux subtracted in 200 components = -0.000601792 Jy ! Clean residual min=-0.006485 max=0.007238 Jy/beam ! Clean residual mean=-0.000014 rms=0.001581 Jy/beam ! Combined flux in latest and established models = 0.310767 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.310767 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=0.104275Jy sigma=0.835675 ! Fit after self-cal, rms=0.104481Jy sigma=0.829957 ! 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=0.104481Jy sigma=0.829957 ! Fit after self-cal, rms=0.104954Jy sigma=0.828431 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.144 mas, bmaj=3.632 mas, bpa=5.523 degrees ! Estimated noise=0.577232 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000207075 Jy ! Component: 100 - total flux cleaned = -0.000477464 Jy ! Component: 150 - total flux cleaned = -0.000853469 Jy ! Component: 200 - total flux cleaned = -0.0012035 Jy ! Total flux subtracted in 200 components = -0.0012035 Jy ! Clean residual min=-0.005819 max=0.006720 Jy/beam ! Clean residual mean=-0.000014 rms=0.001492 Jy/beam ! Combined flux in latest and established models = 0.309564 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 67 components and 0.309564 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=0.104437Jy sigma=0.808306 ! Fit after self-cal, rms=0.104353Jy sigma=0.805206 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 (-11.8, 9.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00531493 Jy ! Component: 100 - total flux cleaned = 0.00686325 Jy ! Component: 150 - total flux cleaned = 0.00753586 Jy ! Component: 200 - total flux cleaned = 0.00774547 Jy ! Total flux subtracted in 200 components = 0.00774547 Jy ! Clean residual min=-0.004696 max=0.005963 Jy/beam ! Clean residual mean=-0.000010 rms=0.001250 Jy/beam ! Combined flux in latest and established models = 0.317309 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 88 components and 0.317309 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=0.103941Jy sigma=0.771672 ! Fit after self-cal, rms=0.103872Jy sigma=0.769196 ! Inverting map ! Added new window around map position (-5.6, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.005873 Jy ! Component: 100 - total flux cleaned = 0.00810906 Jy ! Component: 150 - total flux cleaned = 0.0091651 Jy ! Component: 200 - total flux cleaned = 0.00990124 Jy ! Total flux subtracted in 200 components = 0.00990124 Jy ! Clean residual min=-0.004063 max=0.004607 Jy/beam ! Clean residual mean=-0.000005 rms=0.001003 Jy/beam ! Combined flux in latest and established models = 0.32721 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 109 components and 0.32721 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=0.103442Jy sigma=0.738424 ! Fit after self-cal, rms=0.103418Jy sigma=0.736002 ! Inverting map ! Added new window around map position (3, -17.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176808 Jy ! Component: 100 - total flux cleaned = 0.00176223 Jy ! Component: 150 - total flux cleaned = 0.00215095 Jy ! Component: 200 - total flux cleaned = 0.00241432 Jy ! Total flux subtracted in 200 components = 0.00241432 Jy ! Clean residual min=-0.003636 max=0.003630 Jy/beam ! Clean residual mean=-0.000003 rms=0.000897 Jy/beam ! Combined flux in latest and established models = 0.329625 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 126 components and 0.329625 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=0.103156Jy sigma=0.719560 ! Fit after self-cal, rms=0.103105Jy sigma=0.718815 ! 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=0.103105Jy sigma=0.718815 ! Fit after self-cal, rms=0.106379Jy sigma=0.714466 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.146 mas, bmaj=3.645 mas, bpa=5.445 degrees ! Estimated noise=0.575668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000386741 Jy ! Component: 100 - total flux cleaned = 0.00112903 Jy ! Component: 150 - total flux cleaned = 0.00127871 Jy ! Component: 200 - total flux cleaned = 0.00142 Jy ! Total flux subtracted in 200 components = 0.00142 Jy ! Clean residual min=-0.003484 max=0.003106 Jy/beam ! Clean residual mean=-0.000004 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.331045 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 143 components and 0.331045 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=0.106190Jy sigma=0.707230 ! Fit after self-cal, rms=0.106180Jy sigma=0.706739 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 = 0.000272617 Jy ! Component: 100 - total flux cleaned = 0.000405686 Jy ! Component: 150 - total flux cleaned = 0.000592259 Jy ! Component: 200 - total flux cleaned = 0.000593247 Jy ! Total flux subtracted in 200 components = 0.000593247 Jy ! Clean residual min=-0.003235 max=0.002922 Jy/beam ! Clean residual mean=-0.000004 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.331638 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 150 components and 0.331638 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=0.106048Jy sigma=0.702193 ! Fit after self-cal, rms=0.106046Jy sigma=0.701945 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.106046Jy sigma=0.701945 ! Fit after self-cal, rms=0.106639Jy sigma=0.701193 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.33 mas, bmaj=7.034 mas, bpa=-1.683 degrees ! Estimated noise=0.633109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000152569 Jy ! Component: 100 - total flux cleaned = -0.000159693 Jy ! Component: 150 - total flux cleaned = 6.35366e-06 Jy ! Component: 200 - total flux cleaned = 0.000159249 Jy ! Total flux subtracted in 200 components = 0.000159249 Jy ! Clean residual min=-0.003621 max=0.003217 Jy/beam ! Clean residual mean=-0.000006 rms=0.000962 Jy/beam ! Combined flux in latest and established models = 0.331797 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 165 components and 0.331797 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=0.106590Jy sigma=0.698044 ! Fit after self-cal, rms=0.106583Jy sigma=0.697528 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 = 0.000280564 Jy ! Component: 100 - total flux cleaned = 0.000474149 Jy ! Component: 150 - total flux cleaned = 0.000560899 Jy ! Component: 200 - total flux cleaned = 0.000642361 Jy ! Total flux subtracted in 200 components = 0.000642361 Jy ! Clean residual min=-0.003455 max=0.003121 Jy/beam ! Clean residual mean=-0.000005 rms=0.000934 Jy/beam ! Combined flux in latest and established models = 0.33244 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 169 components and 0.33244 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=0.106556Jy sigma=0.696284 ! Fit after self-cal, rms=0.106556Jy sigma=0.695955 ! 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=1.146 mas, bmaj=3.65 mas, bpa=5.41 degrees ! Estimated noise=0.574229 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.146 x 3.65 at 5.41 degrees (North through East) ! Clean map min=-0.0030964 max=0.16912 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8555 mas, bmaj=2.696 mas, bpa=5.801 degrees ! Estimated noise=0.948624 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.141772 Jy ! Component: 100 - total flux cleaned = 0.194654 Jy ! Component: 150 - total flux cleaned = 0.227413 Jy ! Component: 200 - total flux cleaned = 0.248375 Jy ! Total flux subtracted in 200 components = 0.248375 Jy ! Clean residual min=-0.006866 max=0.011481 Jy/beam ! Clean residual mean=0.000005 rms=0.001871 Jy/beam ! Combined flux in latest and established models = 0.248375 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.248375 Jy ! Inverting map and beam ! Estimated beam: bmin=1.146 mas, bmaj=3.65 mas, bpa=5.41 degrees ! Estimated noise=0.574229 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 = 0.0227274 Jy ! Component: 100 - total flux cleaned = 0.0345888 Jy ! Component: 150 - total flux cleaned = 0.0427453 Jy ! Component: 200 - total flux cleaned = 0.0493107 Jy ! Total flux subtracted in 200 components = 0.0493107 Jy ! Clean residual min=-0.004669 max=0.005445 Jy/beam ! Clean residual mean=-0.000013 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 0.297686 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 69 components and 0.297686 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.33 mas, bmaj=7.034 mas, bpa=-1.683 degrees ! Estimated noise=0.633109 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00801802 Jy ! Component: 100 - total flux cleaned = 0.0140972 Jy ! Component: 150 - total flux cleaned = 0.0188437 Jy ! Component: 200 - total flux cleaned = 0.0224674 Jy ! Total flux subtracted in 200 components = 0.0224674 Jy ! Clean residual min=-0.004304 max=0.004081 Jy/beam ! Clean residual mean=-0.000012 rms=0.001246 Jy/beam ! Combined flux in latest and established models = 0.320153 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 = 0.0022266 Jy ! Component: 100 - total flux cleaned = 0.00398467 Jy ! Component: 150 - total flux cleaned = 0.00546461 Jy ! Component: 200 - total flux cleaned = 0.00671907 Jy ! Total flux subtracted in 200 components = 0.00671907 Jy ! Clean residual min=-0.003656 max=0.003035 Jy/beam ! Clean residual mean=-0.000008 rms=0.000988 Jy/beam ! Combined flux in latest and established models = 0.326872 Jy ! Adding 62 model components to the UV plane model. ! The established model now contains 125 components and 0.326873 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.146 mas, bmaj=3.65 mas, bpa=5.41 degrees ! Estimated noise=0.574229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135231 Jy ! Component: 100 - total flux cleaned = 0.000463475 Jy ! Component: 150 - total flux cleaned = 0.000766745 Jy ! Component: 200 - total flux cleaned = 0.00105223 Jy ! Total flux subtracted in 200 components = 0.00105223 Jy ! Clean residual min=-0.003424 max=0.002735 Jy/beam ! Clean residual mean=-0.000005 rms=0.000733 Jy/beam ! Combined flux in latest and established models = 0.327925 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 147 components and 0.327925 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=0.106637Jy sigma=0.698569 ! Fit after self-cal, rms=0.106667Jy sigma=0.696919 wmodel J1956-3225_X_map.mod ! Writing 147 model components to file: J1956-3225_X_map.mod wobs J1956-3225_X_uvs.fits ! Writing UV FITS file: J1956-3225_X_uvs.fits wwins J1956-3225_X_map.win ! wwins: Wrote 6 windows to J1956-3225_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000601771 Jy ! Component: 100 - total flux cleaned = -0.000267213 Jy ! Component: 150 - total flux cleaned = -8.62887e-05 Jy ! Component: 200 - total flux cleaned = -6.18304e-07 Jy ! Component: 250 - total flux cleaned = 0.000164027 Jy ! Component: 300 - total flux cleaned = 0.000283754 Jy ! Component: 350 - total flux cleaned = 0.000439334 Jy ! Component: 400 - total flux cleaned = 0.000514895 Jy ! Component: 450 - total flux cleaned = 0.000589159 Jy ! Component: 500 - total flux cleaned = 0.000624874 Jy ! Component: 550 - total flux cleaned = 0.000624989 Jy ! Component: 600 - total flux cleaned = 0.000590903 Jy ! Component: 650 - total flux cleaned = 0.000523993 Jy ! Component: 700 - total flux cleaned = 0.000557863 Jy ! Component: 750 - total flux cleaned = 0.000524649 Jy ! Component: 800 - total flux cleaned = 0.000460358 Jy ! Component: 850 - total flux cleaned = 0.00045994 Jy ! Component: 900 - total flux cleaned = 0.000303824 Jy ! Component: 950 - total flux cleaned = 0.000211965 Jy ! Component: 1000 - total flux cleaned = 0.000211708 Jy ! Component: 1050 - total flux cleaned = 6.30005e-05 Jy ! Component: 1100 - total flux cleaned = -2.45326e-05 Jy ! Component: 1150 - total flux cleaned = 3.80287e-06 Jy ! Component: 1200 - total flux cleaned = -0.000109921 Jy ! Component: 1250 - total flux cleaned = -8.1476e-05 Jy ! Component: 1300 - total flux cleaned = -0.000192868 Jy ! Component: 1350 - total flux cleaned = -0.000193217 Jy ! Component: 1400 - total flux cleaned = -0.000383149 Jy ! Component: 1450 - total flux cleaned = -0.000383318 Jy ! Component: 1500 - total flux cleaned = -0.000543147 Jy ! Component: 1550 - total flux cleaned = -0.000516585 Jy ! Component: 1600 - total flux cleaned = -0.000595284 Jy ! Component: 1650 - total flux cleaned = -0.000724469 Jy ! Component: 1700 - total flux cleaned = -0.000749957 Jy ! Component: 1750 - total flux cleaned = -0.000750246 Jy ! Component: 1800 - total flux cleaned = -0.000825839 Jy ! Component: 1850 - total flux cleaned = -0.000851147 Jy ! Component: 1900 - total flux cleaned = -0.000998965 Jy ! Component: 1950 - total flux cleaned = -0.000950279 Jy ! Component: 2000 - total flux cleaned = -0.000974607 Jy ! Component: 2050 - total flux cleaned = -0.00109484 Jy ! Component: 2100 - total flux cleaned = -0.00119008 Jy ! Component: 2150 - total flux cleaned = -0.00116623 Jy ! Component: 2200 - total flux cleaned = -0.00123686 Jy ! Component: 2250 - total flux cleaned = -0.00133022 Jy ! Component: 2300 - total flux cleaned = -0.00149169 Jy ! Component: 2350 - total flux cleaned = -0.00153754 Jy ! Component: 2400 - total flux cleaned = -0.0016288 Jy ! Component: 2450 - total flux cleaned = -0.0016288 Jy ! Component: 2500 - total flux cleaned = -0.00174093 Jy ! Component: 2550 - total flux cleaned = -0.00185216 Jy ! Component: 2600 - total flux cleaned = -0.00189631 Jy ! Component: 2650 - total flux cleaned = -0.00202781 Jy ! Component: 2700 - total flux cleaned = -0.00207138 Jy ! Component: 2750 - total flux cleaned = -0.00209293 Jy ! Component: 2800 - total flux cleaned = -0.0022001 Jy ! Component: 2850 - total flux cleaned = -0.0022643 Jy ! Component: 2900 - total flux cleaned = -0.00239122 Jy ! Component: 2950 - total flux cleaned = -0.00243349 Jy ! Component: 3000 - total flux cleaned = -0.00247533 Jy ! Component: 3050 - total flux cleaned = -0.00251696 Jy ! Component: 3100 - total flux cleaned = -0.00255829 Jy ! Component: 3150 - total flux cleaned = -0.00266066 Jy ! Component: 3200 - total flux cleaned = -0.00276261 Jy ! Component: 3250 - total flux cleaned = -0.0027626 Jy ! Component: 3300 - total flux cleaned = -0.00282306 Jy ! Component: 3350 - total flux cleaned = -0.00284311 Jy ! Component: 3400 - total flux cleaned = -0.00288298 Jy ! Component: 3450 - total flux cleaned = -0.00292263 Jy ! Component: 3500 - total flux cleaned = -0.0029226 Jy ! Component: 3550 - total flux cleaned = -0.00294215 Jy ! Component: 3600 - total flux cleaned = -0.00302012 Jy ! Component: 3650 - total flux cleaned = -0.00298125 Jy ! Component: 3700 - total flux cleaned = -0.00296194 Jy ! Component: 3750 - total flux cleaned = -0.00284676 Jy ! Component: 3800 - total flux cleaned = -0.00292331 Jy ! Component: 3850 - total flux cleaned = -0.00296119 Jy ! Component: 3900 - total flux cleaned = -0.00298016 Jy ! Component: 3950 - total flux cleaned = -0.00298006 Jy ! Component: 4000 - total flux cleaned = -0.00298018 Jy ! Component: 4050 - total flux cleaned = -0.00296137 Jy ! Total flux subtracted in 4096 components = -0.00296149 Jy ! Clean residual min=-0.000969 max=0.001123 Jy/beam ! Clean residual mean=-0.000004 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.324963 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 431 components and 0.324963 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1956-3225_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.146 x 3.65 at 5.41 degrees (North through East) ! Clean map min=-0.0020882 max=0.17804 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1956-3225_X_map.fits wmodel /vlbi/sb072/temp_maps//J1956-3225_X_map.mod ! Writing 431 model components to file: /vlbi/sb072/temp_maps//J1956-3225_X_map.mod wobs /vlbi/sb072/temp_maps//J1956-3225_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1956-3225_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1956-3225_X_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1956-3225_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.178037 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000357815 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.602934 0.602934 1.20587 2.41174 4.82347 9.64694 19.2939 38.5878 77.1755 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.178 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 497.566 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1956-3225_X_dfm.log closed on Tue Mar 5 23:32:31 2019