! Started logfile: /vlbi/sb072/temp_maps//J1220+3808_C_dfm.log on Tue Mar 5 23:08:24 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//J1220+3808_C_uvm.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1220+3808_C_uvm.fits ! AN table 1: 7 integrations on 36 of 36 possible baselines. ! AN table 2: 8 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.972222 visibilities/baseline/integration-bin. ! Found source: J1220+3808 ! ! 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 85 lines of history. ! ! Reading 4200 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 J1220+3808_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. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.052736Jy sigma=44.385118 ! Fit after self-cal, rms=0.663386Jy sigma=28.143735 ! 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=1.372 mas, bmaj=3.454 mas, bpa=3.456 degrees ! Estimated noise=0.390801 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 = 0.26158 Jy ! Component: 100 - total flux cleaned = 0.318622 Jy ! Total flux subtracted in 100 components = 0.318622 Jy ! Clean residual min=-0.007299 max=0.015927 Jy/beam ! Clean residual mean=-0.000013 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.318622 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.318622 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=0.050360Jy sigma=1.887126 ! Fit after self-cal, rms=0.050359Jy sigma=1.886995 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142994 Jy ! Component: 100 - total flux cleaned = 0.0181734 Jy ! Total flux subtracted in 100 components = 0.0181734 Jy ! Clean residual min=-0.007062 max=0.012890 Jy/beam ! Clean residual mean=-0.000008 rms=0.001597 Jy/beam ! Combined flux in latest and established models = 0.336795 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.336795 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=0.045427Jy sigma=1.691720 ! Fit after self-cal, rms=0.045423Jy sigma=1.691553 ! Inverting map ! Added new window around map position (3.6, 0.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107635 Jy ! Component: 100 - total flux cleaned = 0.0136683 Jy ! Total flux subtracted in 100 components = 0.0136683 Jy ! Clean residual min=-0.007289 max=0.010178 Jy/beam ! Clean residual mean=-0.000006 rms=0.001449 Jy/beam ! Combined flux in latest and established models = 0.350464 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.350464 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=0.042967Jy sigma=1.559833 ! Fit after self-cal, rms=0.042649Jy sigma=1.547022 ! Inverting map ! Added new window around map position (0.9, -5.1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00696317 Jy ! Component: 100 - total flux cleaned = 0.00906128 Jy ! Total flux subtracted in 100 components = 0.00906128 Jy ! Clean residual min=-0.007019 max=0.009022 Jy/beam ! Clean residual mean=-0.000005 rms=0.001337 Jy/beam ! Combined flux in latest and established models = 0.359525 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.359525 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=0.041029Jy sigma=1.461137 ! Fit after self-cal, rms=0.040872Jy sigma=1.455566 ! 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=1.772 mas, bmaj=4.02 mas, bpa=3.905 degrees ! Estimated noise=0.278862 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 (-4.2, -0.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00831288 Jy ! Component: 100 - total flux cleaned = 0.0130601 Jy ! Component: 150 - total flux cleaned = 0.0155359 Jy ! Component: 200 - total flux cleaned = 0.0165445 Jy ! Total flux subtracted in 200 components = 0.0165445 Jy ! Clean residual min=-0.007278 max=0.005391 Jy/beam ! Clean residual mean=0.000001 rms=0.001386 Jy/beam ! Combined flux in latest and established models = 0.37607 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 47 components and 0.37607 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=0.038828Jy sigma=1.344951 ! Fit after self-cal, rms=0.038703Jy sigma=1.339690 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.772 x 4.02 at 3.905 degrees (North through East) ! Clean map min=-0.0067977 max=0.32966 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.93 HN 0.94 KP 0.96 ! LA 1.04 NL 0.98 OV 0.97 PT 0.93 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.00 KP 0.99 LA 1.08 ! MK 0.96 NL 1.10 OV 1.08 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.93 KP 0.97 ! LA 1.04 NL 0.97 OV 0.97 PT 0.94 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00 KP 0.99 LA 1.09 ! MK 0.96 NL 1.10 OV 1.07 PT 0.96 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.94 KP 0.96 ! LA 1.04 NL 0.97 OV 0.98 PT 0.96 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 FD 1.00 KP 0.99 LA 1.09 ! MK 0.95 NL 1.09 OV 1.09 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.94 KP 0.97 ! LA 1.05 NL 0.91 OV 0.97 PT 0.99 ! SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.02 KP 1.01 LA 1.09 ! MK 0.96 NL 1.09 OV 1.10 PT 0.96 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.96 KP 0.97 ! LA 1.04 NL 0.97 OV 0.98 PT 0.94 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.02 KP 1.00 LA 1.08 ! MK 0.96 NL 1.10 OV 1.11 PT 0.96 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 HN 0.96 KP 0.98 ! LA 1.05 NL 0.98 OV 0.98 PT 0.94 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.00 KP 1.01 LA 1.08 ! MK 0.96 NL 1.09 OV 1.07 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.96 KP 0.97 ! LA 1.04 NL 0.98 OV 0.98 PT 0.95 ! SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.00 KP 1.00 LA 1.07 ! MK 0.97 NL 1.09 OV 1.07 PT 0.96 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.95 HN 0.98 KP 0.96 ! LA 1.05 NL 0.97 OV 0.97 PT 0.94 ! SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 1.00 KP 1.00 LA 1.08 ! MK 0.97 NL 1.11 OV 1.07 PT 0.97 ! SC 1.00 ! ! ! Fit before self-cal, rms=0.038703Jy sigma=1.339690 ! Fit after self-cal, rms=0.030057Jy sigma=0.800472 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.769 mas, bmaj=4.033 mas, bpa=3.729 degrees ! Estimated noise=0.280822 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 (-7.5, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000473287 Jy ! Component: 100 - total flux cleaned = 0.000684685 Jy ! Component: 150 - total flux cleaned = 0.000933402 Jy ! Component: 200 - total flux cleaned = 0.0011454 Jy ! Total flux subtracted in 200 components = 0.0011454 Jy ! Clean residual min=-0.002279 max=0.002184 Jy/beam ! Clean residual mean=-0.000002 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.377215 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 78 components and 0.377215 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=0.029389Jy sigma=0.756311 ! Fit after self-cal, rms=0.029344Jy sigma=0.754059 ! 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=0.029344Jy sigma=0.754059 ! Fit after self-cal, rms=0.029224Jy sigma=0.750300 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.769 mas, bmaj=4.035 mas, bpa=3.726 degrees ! Estimated noise=0.280515 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000357278 Jy ! Component: 100 - total flux cleaned = 0.000164354 Jy ! Component: 150 - total flux cleaned = 0.000279617 Jy ! Component: 200 - total flux cleaned = 0.000383832 Jy ! Total flux subtracted in 200 components = 0.000383832 Jy ! Clean residual min=-0.001999 max=0.001888 Jy/beam ! Clean residual mean=-0.000002 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.377599 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 91 components and 0.377599 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=0.028975Jy sigma=0.733160 ! Fit after self-cal, rms=0.028963Jy sigma=0.732348 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 = 2.46519e-05 Jy ! Component: 100 - total flux cleaned = 0.000162015 Jy ! Component: 150 - total flux cleaned = 0.000286037 Jy ! Component: 200 - total flux cleaned = 0.000324592 Jy ! Total flux subtracted in 200 components = 0.000324592 Jy ! Clean residual min=-0.001828 max=0.001848 Jy/beam ! Clean residual mean=-0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.377923 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 107 components and 0.377923 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=0.028842Jy sigma=0.724850 ! Fit after self-cal, rms=0.028840Jy sigma=0.724582 ! Inverting map ! Added new window around map position (24, 15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00142692 Jy ! Component: 100 - total flux cleaned = 0.00173928 Jy ! Component: 150 - total flux cleaned = 0.00194883 Jy ! Component: 200 - total flux cleaned = 0.0020132 Jy ! Total flux subtracted in 200 components = 0.0020132 Jy ! Clean residual min=-0.001615 max=0.001242 Jy/beam ! Clean residual mean=-0.000002 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.379937 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 120 components and 0.379937 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=0.028729Jy sigma=0.716279 ! Fit after self-cal, rms=0.028725Jy sigma=0.715900 ! 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=0.028725Jy sigma=0.715900 ! Fit after self-cal, rms=0.028683Jy sigma=0.713591 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.768 mas, bmaj=4.037 mas, bpa=3.716 degrees ! Estimated noise=0.280425 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000254028 Jy ! Component: 100 - total flux cleaned = -9.55438e-06 Jy ! Component: 150 - total flux cleaned = 0.000144132 Jy ! Component: 200 - total flux cleaned = 0.000288066 Jy ! Total flux subtracted in 200 components = 0.000288066 Jy ! Clean residual min=-0.001464 max=0.001132 Jy/beam ! Clean residual mean=-0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.380225 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 136 components and 0.380225 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=0.028609Jy sigma=0.708543 ! Fit after self-cal, rms=0.028606Jy sigma=0.708332 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 = 1.26063e-05 Jy ! Component: 100 - total flux cleaned = 0.000142524 Jy ! Component: 150 - total flux cleaned = 0.000191997 Jy ! Component: 200 - total flux cleaned = 0.000285627 Jy ! Total flux subtracted in 200 components = 0.000285627 Jy ! Clean residual min=-0.001388 max=0.001120 Jy/beam ! Clean residual mean=-0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.38051 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 150 components and 0.380511 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=0.028561Jy sigma=0.705666 ! Fit after self-cal, rms=0.028561Jy sigma=0.705565 ! 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=0.028561Jy sigma=0.705565 ! Fit after self-cal, rms=0.028551Jy sigma=0.704902 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.889 mas, bmaj=5.379 mas, bpa=5.074 degrees ! Estimated noise=0.34372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000327459 Jy ! Component: 100 - total flux cleaned = -0.000243685 Jy ! Component: 150 - total flux cleaned = -0.000220974 Jy ! Component: 200 - total flux cleaned = -0.000221452 Jy ! Total flux subtracted in 200 components = -0.000221452 Jy ! Clean residual min=-0.001649 max=0.001500 Jy/beam ! Clean residual mean=-0.000002 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.380289 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 169 components and 0.380289 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=0.028526Jy sigma=0.703645 ! Fit after self-cal, rms=0.028522Jy sigma=0.703455 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 = 0.000114709 Jy ! Component: 100 - total flux cleaned = 0.000173587 Jy ! Component: 150 - total flux cleaned = 0.000209581 Jy ! Component: 200 - total flux cleaned = 0.00022574 Jy ! Total flux subtracted in 200 components = 0.00022574 Jy ! Clean residual min=-0.001573 max=0.001491 Jy/beam ! Clean residual mean=-0.000002 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.380515 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 182 components and 0.380515 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=0.028513Jy sigma=0.703164 ! Fit after self-cal, rms=0.028512Jy sigma=0.703109 ! 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=1.767 mas, bmaj=4.037 mas, bpa=3.718 degrees ! Estimated noise=0.280372 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.767 x 4.037 at 3.718 degrees (North through East) ! Clean map min=-0.0026116 max=0.33171 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=1.367 mas, bmaj=3.466 mas, bpa=3.283 degrees ! Estimated noise=0.392138 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.262449 Jy ! Component: 100 - total flux cleaned = 0.31968 Jy ! Component: 150 - total flux cleaned = 0.334414 Jy ! Component: 200 - total flux cleaned = 0.342201 Jy ! Total flux subtracted in 200 components = 0.342201 Jy ! Clean residual min=-0.003418 max=0.004784 Jy/beam ! Clean residual mean=-0.000004 rms=0.000654 Jy/beam ! Combined flux in latest and established models = 0.342201 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.342201 Jy ! Inverting map and beam ! Estimated beam: bmin=1.767 mas, bmaj=4.037 mas, bpa=3.718 degrees ! Estimated noise=0.280372 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 = 0.00787027 Jy ! Component: 100 - total flux cleaned = 0.0135028 Jy ! Component: 150 - total flux cleaned = 0.0178642 Jy ! Component: 200 - total flux cleaned = 0.0213074 Jy ! Total flux subtracted in 200 components = 0.0213074 Jy ! Clean residual min=-0.002253 max=0.002307 Jy/beam ! Clean residual mean=-0.000002 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.363509 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 52 components and 0.363509 Jy ! Inverting map ! Added new window around map position (-14.1, 21.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00270551 Jy ! Component: 100 - total flux cleaned = 0.00449624 Jy ! Component: 150 - total flux cleaned = 0.00591476 Jy ! Component: 200 - total flux cleaned = 0.00710918 Jy ! Total flux subtracted in 200 components = 0.00710918 Jy ! Clean residual min=-0.001913 max=0.001521 Jy/beam ! Clean residual mean=-0.000002 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.370618 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 79 components and 0.370618 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=3.889 mas, bmaj=5.379 mas, bpa=5.074 degrees ! Estimated noise=0.34372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00226564 Jy ! Component: 100 - total flux cleaned = 0.0039638 Jy ! Component: 150 - total flux cleaned = 0.00522672 Jy ! Component: 200 - total flux cleaned = 0.0057402 Jy ! Total flux subtracted in 200 components = 0.0057402 Jy ! Clean residual min=-0.002041 max=0.001549 Jy/beam ! Clean residual mean=-0.000004 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.376358 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 = 0.000378592 Jy ! Component: 100 - total flux cleaned = 0.00071846 Jy ! Component: 150 - total flux cleaned = 0.000991869 Jy ! Component: 200 - total flux cleaned = 0.00127229 Jy ! Total flux subtracted in 200 components = 0.00127229 Jy ! Clean residual min=-0.001780 max=0.001384 Jy/beam ! Clean residual mean=-0.000003 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.37763 Jy ! Adding 58 model components to the UV plane model. ! The established model now contains 127 components and 0.37763 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.767 mas, bmaj=4.037 mas, bpa=3.718 degrees ! Estimated noise=0.280372 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000352604 Jy ! Component: 100 - total flux cleaned = -0.00017887 Jy ! Component: 150 - total flux cleaned = 6.1121e-05 Jy ! Component: 200 - total flux cleaned = 0.000281677 Jy ! Total flux subtracted in 200 components = 0.000281677 Jy ! Clean residual min=-0.001410 max=0.001203 Jy/beam ! Clean residual mean=-0.000002 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.377912 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 149 components and 0.377912 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=0.028615Jy sigma=0.709975 ! Fit after self-cal, rms=0.028593Jy sigma=0.708189 wmodel J1220+3808_C_map.mod ! Writing 149 model components to file: J1220+3808_C_map.mod wobs J1220+3808_C_uvs.fits ! Writing UV FITS file: J1220+3808_C_uvs.fits wwins J1220+3808_C_map.win ! wwins: Wrote 7 windows to J1220+3808_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 = -0.00042404 Jy ! Component: 100 - total flux cleaned = -0.000359142 Jy ! Component: 150 - total flux cleaned = -0.00031954 Jy ! Component: 200 - total flux cleaned = -0.000264176 Jy ! Component: 250 - total flux cleaned = -0.000228211 Jy ! Component: 300 - total flux cleaned = -0.000175885 Jy ! Component: 350 - total flux cleaned = -9.15479e-05 Jy ! Component: 400 - total flux cleaned = -4.21342e-05 Jy ! Component: 450 - total flux cleaned = -2.58817e-05 Jy ! Component: 500 - total flux cleaned = -2.57424e-05 Jy ! Component: 550 - total flux cleaned = -1.03608e-05 Jy ! Component: 600 - total flux cleaned = -1.04344e-05 Jy ! Component: 650 - total flux cleaned = -2.55051e-05 Jy ! Component: 700 - total flux cleaned = -8.4192e-05 Jy ! Component: 750 - total flux cleaned = -9.84934e-05 Jy ! Component: 800 - total flux cleaned = -9.85435e-05 Jy ! Component: 850 - total flux cleaned = -0.000168526 Jy ! Component: 900 - total flux cleaned = -0.00016819 Jy ! Component: 950 - total flux cleaned = -0.000208809 Jy ! Component: 1000 - total flux cleaned = -0.000195167 Jy ! Component: 1050 - total flux cleaned = -0.000235011 Jy ! Component: 1100 - total flux cleaned = -0.000221805 Jy ! Component: 1150 - total flux cleaned = -0.000234761 Jy ! Component: 1200 - total flux cleaned = -0.000221991 Jy ! Component: 1250 - total flux cleaned = -0.000234742 Jy ! Component: 1300 - total flux cleaned = -0.000247074 Jy ! Component: 1350 - total flux cleaned = -0.000234733 Jy ! Component: 1400 - total flux cleaned = -0.000234917 Jy ! Component: 1450 - total flux cleaned = -0.000283231 Jy ! Component: 1500 - total flux cleaned = -0.000271262 Jy ! Component: 1550 - total flux cleaned = -0.000353887 Jy ! Component: 1600 - total flux cleaned = -0.000365727 Jy ! Component: 1650 - total flux cleaned = -0.000400474 Jy ! Component: 1700 - total flux cleaned = -0.000389109 Jy ! Component: 1750 - total flux cleaned = -0.000457389 Jy ! Component: 1800 - total flux cleaned = -0.00050216 Jy ! Component: 1850 - total flux cleaned = -0.000502228 Jy ! Component: 1900 - total flux cleaned = -0.000568301 Jy ! Component: 1950 - total flux cleaned = -0.000535526 Jy ! Component: 2000 - total flux cleaned = -0.000589826 Jy ! Component: 2050 - total flux cleaned = -0.000632587 Jy ! Component: 2100 - total flux cleaned = -0.000653864 Jy ! Component: 2150 - total flux cleaned = -0.000717379 Jy ! Component: 2200 - total flux cleaned = -0.000706752 Jy ! Component: 2250 - total flux cleaned = -0.000727571 Jy ! Component: 2300 - total flux cleaned = -0.000799631 Jy ! Component: 2350 - total flux cleaned = -0.000779126 Jy ! Component: 2400 - total flux cleaned = -0.000809476 Jy ! Component: 2450 - total flux cleaned = -0.000829587 Jy ! Component: 2500 - total flux cleaned = -0.000889302 Jy ! Component: 2550 - total flux cleaned = -0.000859637 Jy ! Component: 2600 - total flux cleaned = -0.000869495 Jy ! Component: 2650 - total flux cleaned = -0.000908484 Jy ! Component: 2700 - total flux cleaned = -0.000889156 Jy ! Component: 2750 - total flux cleaned = -0.000927643 Jy ! Component: 2800 - total flux cleaned = -0.000965776 Jy ! Component: 2850 - total flux cleaned = -0.000946865 Jy ! Component: 2900 - total flux cleaned = -0.000994046 Jy ! Component: 2950 - total flux cleaned = -0.00102214 Jy ! Component: 3000 - total flux cleaned = -0.00105 Jy ! Component: 3050 - total flux cleaned = -0.00107765 Jy ! Component: 3100 - total flux cleaned = -0.00108683 Jy ! Component: 3150 - total flux cleaned = -0.00114135 Jy ! Component: 3200 - total flux cleaned = -0.00113233 Jy ! Component: 3250 - total flux cleaned = -0.00114143 Jy ! Component: 3300 - total flux cleaned = -0.00115043 Jy ! Component: 3350 - total flux cleaned = -0.00119486 Jy ! Component: 3400 - total flux cleaned = -0.00123007 Jy ! Component: 3450 - total flux cleaned = -0.00124757 Jy ! Component: 3500 - total flux cleaned = -0.00129989 Jy ! Component: 3550 - total flux cleaned = -0.00129125 Jy ! Component: 3600 - total flux cleaned = -0.00131714 Jy ! Component: 3650 - total flux cleaned = -0.00132574 Jy ! Component: 3700 - total flux cleaned = -0.00137685 Jy ! Component: 3750 - total flux cleaned = -0.00137676 Jy ! Component: 3800 - total flux cleaned = -0.00139352 Jy ! Component: 3850 - total flux cleaned = -0.00136 Jy ! Component: 3900 - total flux cleaned = -0.0013933 Jy ! Component: 3950 - total flux cleaned = -0.00141816 Jy ! Component: 4000 - total flux cleaned = -0.00143469 Jy ! Component: 4050 - total flux cleaned = -0.00147561 Jy ! Total flux subtracted in 4096 components = -0.00144299 Jy ! Clean residual min=-0.000454 max=0.000545 Jy/beam ! Clean residual mean=-0.000001 rms=0.000151 Jy/beam ! Combined flux in latest and established models = 0.376469 Jy keep ! Adding 295 model components to the UV plane model. ! The established model now contains 443 components and 0.376469 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1220+3808_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.767 x 4.037 at 3.718 degrees (North through East) ! Clean map min=-0.0017453 max=0.33243 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1220+3808_C_map.fits wmodel /vlbi/sb072/temp_maps//J1220+3808_C_map.mod ! Writing 443 model components to file: /vlbi/sb072/temp_maps//J1220+3808_C_map.mod wobs /vlbi/sb072/temp_maps//J1220+3808_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1220+3808_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1220+3808_C_map.win ! wwins: Wrote 8 windows to /vlbi/sb072/temp_maps//J1220+3808_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.332432 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000150648 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.135951 0.135951 0.271902 0.543804 1.08761 2.17522 4.35043 8.70086 17.4017 34.8035 69.6069 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.332 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2206.68 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1220+3808_C_dfm.log closed on Tue Mar 5 23:08:29 2019