! Started logfile: /tmp/maps//J1956+2820_X_20180605_dfm.log on Wed Jul 4 23:40:54 2018 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 /tmp/maps//J1956+2820_X_20180605_uva.fits ! Reading UV FITS file: /tmp/maps//J1956+2820_X_20180605_uva.fits ! AN table 1: 20 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997778 visibilities/baseline/integration-bin. ! Found source: J1956+2820 ! ! 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 7184 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+2820_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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.013193Jy sigma=30.095690 ! Fit after self-cal, rms=0.851554Jy sigma=25.321042 ! 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=0.7116 mas, bmaj=2.305 mas, bpa=-13.3 degrees ! Estimated noise=0.437076 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 = 0.101335 Jy ! Component: 100 - total flux cleaned = 0.131014 Jy ! Total flux subtracted in 100 components = 0.131014 Jy ! Clean residual min=-0.016294 max=0.046452 Jy/beam ! Clean residual mean=-0.000023 rms=0.004286 Jy/beam ! Combined flux in latest and established models = 0.131014 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.131014 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=0.090425Jy sigma=2.688596 ! Fit after self-cal, rms=0.090401Jy sigma=2.685650 ! Inverting map ! Added new window around map position (-1.6, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0401485 Jy ! Component: 100 - total flux cleaned = 0.0595212 Jy ! Total flux subtracted in 100 components = 0.0595212 Jy ! Clean residual min=-0.011337 max=0.016865 Jy/beam ! Clean residual mean=-0.000015 rms=0.002810 Jy/beam ! Combined flux in latest and established models = 0.190535 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.190536 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=0.061796Jy sigma=1.815320 ! Fit after self-cal, rms=0.055550Jy sigma=1.639286 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198246 Jy ! Component: 100 - total flux cleaned = 0.0322655 Jy ! Total flux subtracted in 100 components = 0.0322655 Jy ! Clean residual min=-0.007099 max=0.007885 Jy/beam ! Clean residual mean=-0.000009 rms=0.001718 Jy/beam ! Combined flux in latest and established models = 0.222801 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.222801 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=0.043030Jy sigma=1.231912 ! Fit after self-cal, rms=0.041878Jy sigma=1.201010 ! 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=0.9046 mas, bmaj=2.412 mas, bpa=-11.65 degrees ! Estimated noise=0.293877 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 = 0.0159742 Jy ! Component: 100 - total flux cleaned = 0.02503 Jy ! Component: 150 - total flux cleaned = 0.0300423 Jy ! Component: 200 - total flux cleaned = 0.0320472 Jy ! Total flux subtracted in 200 components = 0.0320472 Jy ! Clean residual min=-0.006069 max=0.010720 Jy/beam ! Clean residual mean=-0.000016 rms=0.001986 Jy/beam ! Combined flux in latest and established models = 0.254848 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 33 components and 0.254848 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=0.035470Jy sigma=0.971918 ! Fit after self-cal, rms=0.035113Jy sigma=0.961953 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9046 x 2.412 at -11.65 degrees (North through East) ! Clean map min=-0.0059711 max=0.13469 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.03 HN 0.96 KP 1.01 ! LA 0.97 MK 0.96 NL 1.05 OV 0.95 ! PT 0.98 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.02 HN 0.97 KP 1.04 ! LA 0.97 MK 0.99 NL 1.05 OV 0.94 ! PT 0.97 SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.03 HN 0.95 KP 1.04 ! LA 0.97 MK 1.00 NL 1.07 OV 0.93 ! PT 0.97 SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.04 HN 0.93 KP 1.04 ! LA 0.99 MK 1.00 NL 1.06 OV 0.94 ! PT 0.98 SC 1.09 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.05 HN 0.96 KP 1.05 ! LA 1.00 MK 1.02 NL 1.06 OV 0.95 ! PT 1.00 SC 1.09 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.05 HN 0.95 KP 1.06 ! LA 0.99 MK 1.05 NL 1.09 OV 0.93 ! PT 1.00 SC 1.10 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.04 HN 0.96 KP 1.07 ! LA 1.00 MK 1.04 NL 1.07 OV 0.93 ! PT 1.01 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.07 HN 1.00 KP 1.05 ! LA 1.01 MK 1.06 NL 1.08 OV 0.93 ! PT 1.02 SC 1.08 ! ! ! Fit before self-cal, rms=0.035113Jy sigma=0.961953 ! Fit after self-cal, rms=0.032227Jy sigma=0.864015 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9156 mas, bmaj=2.405 mas, bpa=-12.02 degrees ! Estimated noise=0.293477 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 (-6.4, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00910856 Jy ! Component: 100 - total flux cleaned = 0.013969 Jy ! Component: 150 - total flux cleaned = 0.0168194 Jy ! Component: 200 - total flux cleaned = 0.0182912 Jy ! Total flux subtracted in 200 components = 0.0182912 Jy ! Clean residual min=-0.003103 max=0.005282 Jy/beam ! Clean residual mean=-0.000004 rms=0.001066 Jy/beam ! Combined flux in latest and established models = 0.273139 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 69 components and 0.273139 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=0.029435Jy sigma=0.754162 ! Fit after self-cal, rms=0.029267Jy sigma=0.751043 ! Inverting map ! Added new window around map position (-11.6, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00476169 Jy ! Component: 100 - total flux cleaned = 0.00788351 Jy ! Component: 150 - total flux cleaned = 0.0105485 Jy ! Component: 200 - total flux cleaned = 0.0123293 Jy ! Total flux subtracted in 200 components = 0.0123293 Jy ! Clean residual min=-0.002318 max=0.003953 Jy/beam ! Clean residual mean=-0.000002 rms=0.000789 Jy/beam ! Combined flux in latest and established models = 0.285469 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 105 components and 0.285469 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=0.028199Jy sigma=0.713021 ! Fit after self-cal, rms=0.028119Jy sigma=0.711536 ! 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=0.028119Jy sigma=0.711536 ! Fit after self-cal, rms=0.027900Jy sigma=0.706629 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.913 mas, bmaj=2.4 mas, bpa=-11.92 degrees ! Estimated noise=0.293588 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00266659 Jy ! Component: 100 - total flux cleaned = 0.00418838 Jy ! Component: 150 - total flux cleaned = 0.00544088 Jy ! Component: 200 - total flux cleaned = 0.00662758 Jy ! Total flux subtracted in 200 components = 0.00662758 Jy ! Clean residual min=-0.001907 max=0.002793 Jy/beam ! Clean residual mean=-0.000002 rms=0.000619 Jy/beam ! Combined flux in latest and established models = 0.292096 Jy selfcal ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 126 components and 0.292096 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=0.027487Jy sigma=0.691324 ! Fit after self-cal, rms=0.027447Jy sigma=0.690751 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 (1.8, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00312965 Jy ! Component: 100 - total flux cleaned = 0.00518694 Jy ! Component: 150 - total flux cleaned = 0.00679595 Jy ! Component: 200 - total flux cleaned = 0.00815204 Jy ! Total flux subtracted in 200 components = 0.00815204 Jy ! Clean residual min=-0.001438 max=0.001955 Jy/beam ! Clean residual mean=0.000000 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.300248 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 159 components and 0.300248 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=0.026954Jy sigma=0.675786 ! Fit after self-cal, rms=0.026945Jy sigma=0.675450 ! Inverting map ! Added new window around map position (13, 25). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00168799 Jy ! Component: 100 - total flux cleaned = 0.00283951 Jy ! Component: 150 - total flux cleaned = 0.00369393 Jy ! Component: 200 - total flux cleaned = 0.00435291 Jy ! Total flux subtracted in 200 components = 0.00435291 Jy ! Clean residual min=-0.001387 max=0.001614 Jy/beam ! Clean residual mean=0.000001 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.304601 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 177 components and 0.304601 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=0.026782Jy sigma=0.670248 ! Fit after self-cal, rms=0.026774Jy sigma=0.670142 ! Inverting map ! Added new window around map position (14.4, 10.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015897 Jy ! Component: 100 - total flux cleaned = 0.00257564 Jy ! Component: 150 - total flux cleaned = 0.00323736 Jy ! Component: 200 - total flux cleaned = 0.00386273 Jy ! Total flux subtracted in 200 components = 0.00386273 Jy ! Clean residual min=-0.001273 max=0.001239 Jy/beam ! Clean residual mean=0.000000 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.308464 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 197 components and 0.308464 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=0.026657Jy sigma=0.665889 ! Fit after self-cal, rms=0.026656Jy sigma=0.665844 ! 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=0.026656Jy sigma=0.665844 ! Fit after self-cal, rms=0.026633Jy sigma=0.665161 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9134 mas, bmaj=2.401 mas, bpa=-11.91 degrees ! Estimated noise=0.293726 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000483495 Jy ! Component: 100 - total flux cleaned = 0.000991423 Jy ! Component: 150 - total flux cleaned = 0.0014743 Jy ! Component: 200 - total flux cleaned = 0.00185431 Jy ! Total flux subtracted in 200 components = 0.00185431 Jy ! Clean residual min=-0.001139 max=0.001096 Jy/beam ! Clean residual mean=-0.000000 rms=0.000270 Jy/beam ! Combined flux in latest and established models = 0.310318 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 214 components and 0.310318 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=0.026589Jy sigma=0.663630 ! Fit after self-cal, rms=0.026588Jy sigma=0.663608 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 = 0.000259324 Jy ! Component: 100 - total flux cleaned = 0.00049968 Jy ! Component: 150 - total flux cleaned = 0.000746773 Jy ! Component: 200 - total flux cleaned = 0.0009461 Jy ! Total flux subtracted in 200 components = 0.0009461 Jy ! Clean residual min=-0.001087 max=0.001023 Jy/beam ! Clean residual mean=-0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.311264 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 231 components and 0.311264 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=0.026561Jy sigma=0.662782 ! Fit after self-cal, rms=0.026560Jy sigma=0.662770 ! 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=0.026560Jy sigma=0.662770 ! Fit after self-cal, rms=0.026568Jy sigma=0.662676 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.064 mas, bmaj=2.916 mas, bpa=-7.866 degrees ! Estimated noise=0.368786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000811531 Jy ! Component: 100 - total flux cleaned = 0.00135892 Jy ! Component: 150 - total flux cleaned = 0.0017847 Jy ! Component: 200 - total flux cleaned = 0.00206862 Jy ! Total flux subtracted in 200 components = 0.00206862 Jy ! Clean residual min=-0.001225 max=0.001056 Jy/beam ! Clean residual mean=-0.000000 rms=0.000310 Jy/beam ! Combined flux in latest and established models = 0.313333 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 257 components and 0.313333 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=0.026554Jy sigma=0.662100 ! Fit after self-cal, rms=0.026552Jy sigma=0.662058 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 = 0.000194408 Jy ! Component: 100 - total flux cleaned = 0.000378001 Jy ! Component: 150 - total flux cleaned = 0.000561312 Jy ! Component: 200 - total flux cleaned = 0.000716345 Jy ! Total flux subtracted in 200 components = 0.000716345 Jy ! Clean residual min=-0.001177 max=0.000933 Jy/beam ! Clean residual mean=-0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.314049 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 274 components and 0.314049 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=0.026544Jy sigma=0.661852 ! Fit after self-cal, rms=0.026543Jy sigma=0.661827 ! 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=0.9131 mas, bmaj=2.401 mas, bpa=-11.91 degrees ! Estimated noise=0.293887 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9131 x 2.401 at -11.91 degrees (North through East) ! Clean map min=-0.00088978 max=0.13358 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=0.717 mas, bmaj=2.296 mas, bpa=-13.6 degrees ! Estimated noise=0.437869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.106345 Jy ! Component: 100 - total flux cleaned = 0.152186 Jy ! Component: 150 - total flux cleaned = 0.180578 Jy ! Component: 200 - total flux cleaned = 0.200663 Jy ! Total flux subtracted in 200 components = 0.200663 Jy ! Clean residual min=-0.006114 max=0.011250 Jy/beam ! Clean residual mean=-0.000012 rms=0.001815 Jy/beam ! Combined flux in latest and established models = 0.200663 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.200663 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9131 mas, bmaj=2.401 mas, bpa=-11.91 degrees ! Estimated noise=0.293887 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) ! Added new window around map position (-0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0236983 Jy ! Component: 100 - total flux cleaned = 0.038366 Jy ! Component: 150 - total flux cleaned = 0.0484217 Jy ! Component: 200 - total flux cleaned = 0.0558587 Jy ! Total flux subtracted in 200 components = 0.0558587 Jy ! Clean residual min=-0.004251 max=0.004862 Jy/beam ! Clean residual mean=-0.000014 rms=0.001318 Jy/beam ! Combined flux in latest and established models = 0.256522 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 39 components and 0.256522 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=2.064 mas, bmaj=2.916 mas, bpa=-7.866 degrees ! Estimated noise=0.368786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100752 Jy ! Component: 100 - total flux cleaned = 0.0173892 Jy ! Component: 150 - total flux cleaned = 0.0230549 Jy ! Component: 200 - total flux cleaned = 0.0275294 Jy ! Total flux subtracted in 200 components = 0.0275294 Jy ! Clean residual min=-0.003630 max=0.003694 Jy/beam ! Clean residual mean=-0.000012 rms=0.001234 Jy/beam ! Combined flux in latest and established models = 0.284051 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 = 0.00361597 Jy ! Component: 100 - total flux cleaned = 0.00666206 Jy ! Component: 150 - total flux cleaned = 0.00927982 Jy ! Component: 200 - total flux cleaned = 0.0115511 Jy ! Total flux subtracted in 200 components = 0.0115511 Jy ! Clean residual min=-0.002592 max=0.002400 Jy/beam ! Clean residual mean=-0.000006 rms=0.000776 Jy/beam ! Combined flux in latest and established models = 0.295602 Jy ! Adding 108 model components to the UV plane model. ! The established model now contains 134 components and 0.295602 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9131 mas, bmaj=2.401 mas, bpa=-11.91 degrees ! Estimated noise=0.293887 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00183843 Jy ! Component: 100 - total flux cleaned = 0.00340286 Jy ! Component: 150 - total flux cleaned = 0.00456839 Jy ! Component: 200 - total flux cleaned = 0.00581993 Jy ! Total flux subtracted in 200 components = 0.00581993 Jy ! Clean residual min=-0.001531 max=0.001576 Jy/beam ! Clean residual mean=-0.000002 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.301422 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 165 components and 0.301422 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=0.026960Jy sigma=0.675559 ! Fit after self-cal, rms=0.026916Jy sigma=0.674117 wmodel J1956+2820_X_map.mod ! Writing 165 model components to file: J1956+2820_X_map.mod wobs J1956+2820_X_uvs.fits ! Writing UV FITS file: J1956+2820_X_uvs.fits wwins J1956+2820_X_map.win ! wwins: Wrote 8 windows to J1956+2820_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 = 0.00011546 Jy ! Component: 100 - total flux cleaned = 0.000321916 Jy ! Component: 150 - total flux cleaned = 0.000468487 Jy ! Component: 200 - total flux cleaned = 0.000607418 Jy ! Component: 250 - total flux cleaned = 0.000696256 Jy ! Component: 300 - total flux cleaned = 0.000781522 Jy ! Component: 350 - total flux cleaned = 0.000821653 Jy ! Component: 400 - total flux cleaned = 0.000920106 Jy ! Component: 450 - total flux cleaned = 0.000996451 Jy ! Component: 500 - total flux cleaned = 0.00105198 Jy ! Component: 550 - total flux cleaned = 0.00115985 Jy ! Component: 600 - total flux cleaned = 0.0012647 Jy ! Component: 650 - total flux cleaned = 0.00140112 Jy ! Component: 700 - total flux cleaned = 0.00151719 Jy ! Component: 750 - total flux cleaned = 0.00159846 Jy ! Component: 800 - total flux cleaned = 0.00174124 Jy ! Component: 850 - total flux cleaned = 0.00183414 Jy ! Component: 900 - total flux cleaned = 0.00192501 Jy ! Component: 950 - total flux cleaned = 0.00202909 Jy ! Component: 1000 - total flux cleaned = 0.00208694 Jy ! Component: 1050 - total flux cleaned = 0.00214355 Jy ! Component: 1100 - total flux cleaned = 0.00215742 Jy ! Component: 1150 - total flux cleaned = 0.00221176 Jy ! Component: 1200 - total flux cleaned = 0.00223843 Jy ! Component: 1250 - total flux cleaned = 0.00222519 Jy ! Component: 1300 - total flux cleaned = 0.00227711 Jy ! Component: 1350 - total flux cleaned = 0.00225187 Jy ! Component: 1400 - total flux cleaned = 0.00228955 Jy ! Component: 1450 - total flux cleaned = 0.00232692 Jy ! Component: 1500 - total flux cleaned = 0.00238777 Jy ! Component: 1550 - total flux cleaned = 0.00238762 Jy ! Component: 1600 - total flux cleaned = 0.00238747 Jy ! Component: 1650 - total flux cleaned = 0.00237572 Jy ! Component: 1700 - total flux cleaned = 0.00239861 Jy ! Component: 1750 - total flux cleaned = 0.00238721 Jy ! Component: 1800 - total flux cleaned = 0.00238737 Jy ! Component: 1850 - total flux cleaned = 0.00242027 Jy ! Component: 1900 - total flux cleaned = 0.00245267 Jy ! Component: 1950 - total flux cleaned = 0.00243143 Jy ! Component: 2000 - total flux cleaned = 0.00246297 Jy ! Component: 2050 - total flux cleaned = 0.00246306 Jy ! Component: 2100 - total flux cleaned = 0.00248357 Jy ! Component: 2150 - total flux cleaned = 0.00246321 Jy ! Component: 2200 - total flux cleaned = 0.002493 Jy ! Component: 2250 - total flux cleaned = 0.0024731 Jy ! Component: 2300 - total flux cleaned = 0.0024828 Jy ! Component: 2350 - total flux cleaned = 0.00246339 Jy ! Component: 2400 - total flux cleaned = 0.00246332 Jy ! Component: 2450 - total flux cleaned = 0.00248226 Jy ! Component: 2500 - total flux cleaned = 0.0025102 Jy ! Component: 2550 - total flux cleaned = 0.00250087 Jy ! Component: 2600 - total flux cleaned = 0.00248266 Jy ! Component: 2650 - total flux cleaned = 0.0025278 Jy ! Component: 2700 - total flux cleaned = 0.00251003 Jy ! Component: 2750 - total flux cleaned = 0.0025102 Jy ! Component: 2800 - total flux cleaned = 0.00252781 Jy ! Component: 2850 - total flux cleaned = 0.00256258 Jy ! Component: 2900 - total flux cleaned = 0.00255406 Jy ! Component: 2950 - total flux cleaned = 0.00256261 Jy ! Component: 3000 - total flux cleaned = 0.00259615 Jy ! Component: 3050 - total flux cleaned = 0.00258784 Jy ! Component: 3100 - total flux cleaned = 0.00260444 Jy ! Component: 3150 - total flux cleaned = 0.00260454 Jy ! Component: 3200 - total flux cleaned = 0.00264496 Jy ! Component: 3250 - total flux cleaned = 0.00261284 Jy ! Component: 3300 - total flux cleaned = 0.0026288 Jy ! Component: 3350 - total flux cleaned = 0.00263671 Jy ! Component: 3400 - total flux cleaned = 0.00264458 Jy ! Component: 3450 - total flux cleaned = 0.00264451 Jy ! Component: 3500 - total flux cleaned = 0.00265219 Jy ! Component: 3550 - total flux cleaned = 0.0026675 Jy ! Component: 3600 - total flux cleaned = 0.00269011 Jy ! Component: 3650 - total flux cleaned = 0.00268264 Jy ! Component: 3700 - total flux cleaned = 0.00269759 Jy ! Component: 3750 - total flux cleaned = 0.00268282 Jy ! Component: 3800 - total flux cleaned = 0.00269753 Jy ! Component: 3850 - total flux cleaned = 0.00268302 Jy ! Component: 3900 - total flux cleaned = 0.00266868 Jy ! Component: 3950 - total flux cleaned = 0.0026975 Jy ! Component: 4000 - total flux cleaned = 0.00268331 Jy ! Component: 4050 - total flux cleaned = 0.0026903 Jy ! Total flux subtracted in 4096 components = 0.00266219 Jy ! Clean residual min=-0.000370 max=0.000434 Jy/beam ! Clean residual mean=-0.000001 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.304084 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 467 components and 0.304085 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1956+2820_X_20180605_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9131 x 2.401 at -11.91 degrees (North through East) ! Clean map min=-0.00078044 max=0.13208 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1956+2820_X_20180605_map.fits wmodel /tmp/maps//J1956+2820_X_20180605_map.mod ! Writing 467 model components to file: /tmp/maps//J1956+2820_X_20180605_map.mod wobs /tmp/maps//J1956+2820_X_20180605_uvs.fits ! Writing UV FITS file: /tmp/maps//J1956+2820_X_20180605_uvs.fits wwins /tmp/maps//J1956+2820_X_20180605_map.win ! wwins: Wrote 9 windows to /tmp/maps//J1956+2820_X_20180605_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.132078 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012321 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.279858 0.279858 0.559716 1.11943 2.23886 4.47773 8.95545 17.9109 35.8218 71.6436 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.132 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1071.97 quit ! Quitting program ! Log file /tmp/maps//J1956+2820_X_20180605_dfm.log closed on Wed Jul 4 23:41:12 2018