! Started logfile: /vlbi/uf001/uva//J1936+7131_X_dfm.log on Mon Jan 14 05:09:55 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1936+7131_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1936+7131_X_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.784722 visibilities/baseline/integration-bin. ! Found source: J1936+7131 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 40680 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1936+7131_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 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 108 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.044892Jy sigma=21.937910 ! Fit after self-cal, rms=0.724192Jy sigma=15.263130 ! 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=0.768 mas, bmaj=0.9954 mas, bpa=-68.84 degrees ! Estimated noise=0.355291 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 = 0.190277 Jy ! Component: 100 - total flux cleaned = 0.252109 Jy ! Total flux subtracted in 100 components = 0.252109 Jy ! Clean residual min=-0.011257 max=0.028224 Jy/beam ! Clean residual mean=-0.000009 rms=0.002244 Jy/beam ! Combined flux in latest and established models = 0.252109 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.252109 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.092425Jy sigma=1.870650 ! Fit after self-cal, rms=0.092332Jy sigma=1.868203 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0313635 Jy ! Component: 100 - total flux cleaned = 0.0479959 Jy ! Total flux subtracted in 100 components = 0.0479959 Jy ! Clean residual min=-0.007128 max=0.018086 Jy/beam ! Clean residual mean=-0.000004 rms=0.001538 Jy/beam ! Combined flux in latest and established models = 0.300105 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.300105 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.074072Jy sigma=1.494762 ! Fit after self-cal, rms=0.074027Jy sigma=1.493121 ! Inverting map ! Added new window around map position (-0.2, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164835 Jy ! Component: 100 - total flux cleaned = 0.026389 Jy ! Total flux subtracted in 100 components = 0.026389 Jy ! Clean residual min=-0.006256 max=0.008435 Jy/beam ! Clean residual mean=-0.000002 rms=0.001237 Jy/beam ! Combined flux in latest and established models = 0.326494 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 22 components and 0.326494 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.067801Jy sigma=1.357497 ! Fit after self-cal, rms=0.067398Jy sigma=1.349546 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00834458 Jy ! Component: 100 - total flux cleaned = 0.014122 Jy ! Total flux subtracted in 100 components = 0.014122 Jy ! Clean residual min=-0.005817 max=0.006399 Jy/beam ! Clean residual mean=-0.000001 rms=0.001113 Jy/beam ! Combined flux in latest and established models = 0.340616 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 27 components and 0.340616 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.065411Jy sigma=1.306172 ! Fit after self-cal, rms=0.065318Jy sigma=1.304318 ! 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=1.057 mas, bmaj=1.321 mas, bpa=-71.47 degrees ! Estimated noise=0.169476 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (2, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101158 Jy ! Component: 100 - total flux cleaned = 0.0167245 Jy ! Component: 150 - total flux cleaned = 0.0214796 Jy ! Component: 200 - total flux cleaned = 0.0239611 Jy ! Total flux subtracted in 200 components = 0.0239611 Jy ! Clean residual min=-0.006173 max=0.007330 Jy/beam ! Clean residual mean=0.000014 rms=0.001269 Jy/beam ! Combined flux in latest and established models = 0.364577 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 43 components and 0.364577 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.063455Jy sigma=1.262276 ! Fit after self-cal, rms=0.063312Jy sigma=1.259635 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.057 x 1.321 at -71.47 degrees (North through East) ! Clean map min=-0.0059294 max=0.2662 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.00 ! LA 0.99 MK 1.01 NL 1.09 OV 0.91 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 KP 1.01 ! LA 0.99 MK 1.01 NL 1.10 OV 0.90 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.96 KP 1.00 ! LA 0.99 MK 1.00 NL 1.11 OV 0.92 ! PT 0.94 SC 0.92 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 HN 0.95 KP 0.99 ! LA 1.00 MK 1.04 NL 1.09 OV 0.91 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.03 HN 0.97 KP 0.99 ! LA 0.99 MK 1.03 NL 1.10 OV 0.92 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.96 KP 1.00 ! LA 1.01 MK 1.02 NL 1.11 OV 0.91 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.98 KP 0.99 ! LA 1.00 MK 1.04 NL 1.11 OV 0.91 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.96 KP 1.01 ! LA 1.01 MK 1.05 NL 1.10 OV 0.91 ! PT 0.92 SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 KP 1.01 ! LA 1.01 MK 1.05 NL 1.10 OV 0.92 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.04 HN 0.95 KP 1.02 ! LA 1.01 MK 1.03 NL 1.11 OV 0.92 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.98 KP 1.02 ! LA 0.99 MK 1.02 NL 1.11 OV 0.92 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.97 KP 1.00 ! LA 1.02 MK 1.01 NL 1.10 OV 0.90 ! PT 0.95 SC 0.97 ! ! ! Fit before self-cal, rms=0.063312Jy sigma=1.259635 ! Fit after self-cal, rms=0.058561Jy sigma=1.164704 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.059 mas, bmaj=1.317 mas, bpa=-71.63 degrees ! Estimated noise=0.168529 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 = -0.00308281 Jy ! Component: 100 - total flux cleaned = -0.0039085 Jy ! Component: 150 - total flux cleaned = -0.00435979 Jy ! Component: 200 - total flux cleaned = -0.00463355 Jy ! Total flux subtracted in 200 components = -0.00463355 Jy ! Clean residual min=-0.002155 max=0.002213 Jy/beam ! Clean residual mean=0.000005 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.359944 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 65 components and 0.359944 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058336Jy sigma=1.159660 ! Fit after self-cal, rms=0.058345Jy sigma=1.159178 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.058345Jy sigma=1.159178 ! Fit after self-cal, rms=0.058016Jy sigma=1.146537 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.058 mas, bmaj=1.315 mas, bpa=-70.59 degrees ! Estimated noise=0.168358 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000967829 Jy ! Component: 100 - total flux cleaned = -0.00114292 Jy ! Component: 150 - total flux cleaned = -0.00128476 Jy ! Component: 200 - total flux cleaned = -0.00136565 Jy ! Total flux subtracted in 200 components = -0.00136565 Jy ! Clean residual min=-0.001183 max=0.001397 Jy/beam ! Clean residual mean=0.000005 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.358578 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 74 components and 0.358578 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057921Jy sigma=1.144356 ! Fit after self-cal, rms=0.057920Jy sigma=1.144216 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 (9.8, -8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00117818 Jy ! Component: 100 - total flux cleaned = 0.00137377 Jy ! Component: 150 - total flux cleaned = 0.00153393 Jy ! Component: 200 - total flux cleaned = 0.0015615 Jy ! Total flux subtracted in 200 components = 0.0015615 Jy ! Clean residual min=-0.001118 max=0.001336 Jy/beam ! Clean residual mean=0.000006 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.36014 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.36014 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057872Jy sigma=1.143170 ! Fit after self-cal, rms=0.057871Jy sigma=1.143130 ! Inverting map ! Added new window around map position (-3.6, -20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119367 Jy ! Component: 100 - total flux cleaned = 0.00181214 Jy ! Component: 150 - total flux cleaned = 0.00210317 Jy ! Component: 200 - total flux cleaned = 0.00224824 Jy ! Total flux subtracted in 200 components = 0.00224824 Jy ! Clean residual min=-0.001056 max=0.001263 Jy/beam ! Clean residual mean=0.000005 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.362388 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 100 components and 0.362388 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057835Jy sigma=1.142429 ! Fit after self-cal, rms=0.057833Jy sigma=1.142400 ! Inverting map ! Added new window around map position (-1.8, -5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000269048 Jy ! Component: 100 - total flux cleaned = 0.00054783 Jy ! Component: 150 - total flux cleaned = 0.000670472 Jy ! Component: 200 - total flux cleaned = 0.000738546 Jy ! Total flux subtracted in 200 components = 0.000738546 Jy ! Clean residual min=-0.001032 max=0.001086 Jy/beam ! Clean residual mean=0.000005 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.363127 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 112 components and 0.363127 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057799Jy sigma=1.141703 ! Fit after self-cal, rms=0.057798Jy sigma=1.141673 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057798Jy sigma=1.141673 ! Fit after self-cal, rms=0.057754Jy sigma=1.141228 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.056 mas, bmaj=1.313 mas, bpa=-70.21 degrees ! Estimated noise=0.16829 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000286101 Jy ! Component: 100 - total flux cleaned = -0.000343342 Jy ! Component: 150 - total flux cleaned = -0.000342904 Jy ! Component: 200 - total flux cleaned = -0.000322424 Jy ! Total flux subtracted in 200 components = -0.000322424 Jy ! Clean residual min=-0.001027 max=0.001046 Jy/beam ! Clean residual mean=0.000004 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.362804 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 120 components and 0.362804 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057731Jy sigma=1.140694 ! Fit after self-cal, rms=0.057730Jy sigma=1.140677 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 = -7.0427e-06 Jy ! Component: 100 - total flux cleaned = 3.1903e-05 Jy ! Component: 150 - total flux cleaned = 6.83016e-05 Jy ! Component: 200 - total flux cleaned = 0.00010268 Jy ! Total flux subtracted in 200 components = 0.00010268 Jy ! Clean residual min=-0.001020 max=0.001026 Jy/beam ! Clean residual mean=0.000004 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.362907 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 126 components and 0.362907 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057720Jy sigma=1.140445 ! Fit after self-cal, rms=0.057719Jy sigma=1.140443 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057719Jy sigma=1.140443 ! Fit after self-cal, rms=0.057712Jy sigma=1.140342 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.537 mas, bmaj=2.621 mas, bpa=74.4 degrees ! Estimated noise=0.214392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000304598 Jy ! Component: 100 - total flux cleaned = 0.00033769 Jy ! Component: 150 - total flux cleaned = 0.000366767 Jy ! Component: 200 - total flux cleaned = 0.000393022 Jy ! Total flux subtracted in 200 components = 0.000393022 Jy ! Clean residual min=-0.001347 max=0.001285 Jy/beam ! Clean residual mean=0.000009 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.3633 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 144 components and 0.3633 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057708Jy sigma=1.140236 ! Fit after self-cal, rms=0.057707Jy sigma=1.140227 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 = 0.000120211 Jy ! Component: 100 - total flux cleaned = 0.000154431 Jy ! Component: 150 - total flux cleaned = 0.000175382 Jy ! Component: 200 - total flux cleaned = 0.000185318 Jy ! Total flux subtracted in 200 components = 0.000185318 Jy ! Clean residual min=-0.001345 max=0.001261 Jy/beam ! Clean residual mean=0.000009 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.363485 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 152 components and 0.363485 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057705Jy sigma=1.140168 ! Fit after self-cal, rms=0.057704Jy sigma=1.140164 ! 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=1.055 mas, bmaj=1.312 mas, bpa=-70.02 degrees ! Estimated noise=0.168279 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.055 x 1.312 at -70.02 degrees (North through East) ! Clean map min=-0.0011372 max=0.26476 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=0.7671 mas, bmaj=0.988 mas, bpa=-67.51 degrees ! Estimated noise=0.351651 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.188497 Jy ! Component: 100 - total flux cleaned = 0.250643 Jy ! Component: 150 - total flux cleaned = 0.282729 Jy ! Component: 200 - total flux cleaned = 0.303414 Jy ! Total flux subtracted in 200 components = 0.303414 Jy ! Clean residual min=-0.004256 max=0.011369 Jy/beam ! Clean residual mean=-0.000004 rms=0.001016 Jy/beam ! Combined flux in latest and established models = 0.303414 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.303414 Jy ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=1.312 mas, bpa=-70.02 degrees ! Estimated noise=0.168279 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 = 0.0223018 Jy ! Component: 100 - total flux cleaned = 0.0342194 Jy ! Component: 150 - total flux cleaned = 0.0409749 Jy ! Component: 200 - total flux cleaned = 0.0449611 Jy ! Total flux subtracted in 200 components = 0.0449611 Jy ! Clean residual min=-0.001405 max=0.002217 Jy/beam ! Clean residual mean=0.000008 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.348375 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 33 components and 0.348375 Jy ! Inverting map ! Added new window around map position (0.6, -2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259098 Jy ! Component: 100 - total flux cleaned = 0.0044514 Jy ! Component: 150 - total flux cleaned = 0.00594564 Jy ! Component: 200 - total flux cleaned = 0.00706896 Jy ! Total flux subtracted in 200 components = 0.00706896 Jy ! Clean residual min=-0.001227 max=0.001135 Jy/beam ! Clean residual mean=0.000006 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.355444 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 63 components and 0.355444 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=2.537 mas, bmaj=2.621 mas, bpa=74.4 degrees ! Estimated noise=0.214392 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00166911 Jy ! Component: 100 - total flux cleaned = 0.00286589 Jy ! Component: 150 - total flux cleaned = 0.0036036 Jy ! Component: 200 - total flux cleaned = 0.00426576 Jy ! Total flux subtracted in 200 components = 0.00426576 Jy ! Clean residual min=-0.001509 max=0.001225 Jy/beam ! Clean residual mean=0.000012 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.35971 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 = 0.000537164 Jy ! Component: 100 - total flux cleaned = 0.000999763 Jy ! Component: 150 - total flux cleaned = 0.0013801 Jy ! Component: 200 - total flux cleaned = 0.00165651 Jy ! Total flux subtracted in 200 components = 0.00165651 Jy ! Clean residual min=-0.001444 max=0.001206 Jy/beam ! Clean residual mean=0.000011 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.361367 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 120 components and 0.361367 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.055 mas, bmaj=1.312 mas, bpa=-70.02 degrees ! Estimated noise=0.168279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.39051e-05 Jy ! Component: 100 - total flux cleaned = 0.000344976 Jy ! Component: 150 - total flux cleaned = 0.000600776 Jy ! Component: 200 - total flux cleaned = 0.000757403 Jy ! Total flux subtracted in 200 components = 0.000757403 Jy ! Clean residual min=-0.001079 max=0.001036 Jy/beam ! Clean residual mean=0.000004 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.362124 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 138 components and 0.362124 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057701Jy sigma=1.140026 ! Fit after self-cal, rms=0.057694Jy sigma=1.139909 wmodel J1936+7131_X_map.mod ! Writing 138 model components to file: J1936+7131_X_map.mod wobs J1936+7131_X_uvs.fits ! Writing UV FITS file: J1936+7131_X_uvs.fits wwins J1936+7131_X_map.win ! wwins: Wrote 7 windows to J1936+7131_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 = 8.43577e-05 Jy ! Component: 100 - total flux cleaned = 0.000253164 Jy ! Component: 150 - total flux cleaned = 0.000332243 Jy ! Component: 200 - total flux cleaned = 0.000378038 Jy ! Component: 250 - total flux cleaned = 0.000377829 Jy ! Component: 300 - total flux cleaned = 0.000348962 Jy ! Component: 350 - total flux cleaned = 0.000363151 Jy ! Component: 400 - total flux cleaned = 0.000363436 Jy ! Component: 450 - total flux cleaned = 0.000390346 Jy ! Component: 500 - total flux cleaned = 0.000363761 Jy ! Component: 550 - total flux cleaned = 0.000403036 Jy ! Component: 600 - total flux cleaned = 0.000402965 Jy ! Component: 650 - total flux cleaned = 0.000415755 Jy ! Component: 700 - total flux cleaned = 0.000465594 Jy ! Component: 750 - total flux cleaned = 0.000465443 Jy ! Component: 800 - total flux cleaned = 0.000526131 Jy ! Component: 850 - total flux cleaned = 0.000549889 Jy ! Component: 900 - total flux cleaned = 0.000561665 Jy ! Component: 950 - total flux cleaned = 0.000585191 Jy ! Component: 1000 - total flux cleaned = 0.000608519 Jy ! Component: 1050 - total flux cleaned = 0.000631562 Jy ! Component: 1100 - total flux cleaned = 0.000665465 Jy ! Component: 1150 - total flux cleaned = 0.000687642 Jy ! Component: 1200 - total flux cleaned = 0.000676632 Jy ! Component: 1250 - total flux cleaned = 0.000676432 Jy ! Component: 1300 - total flux cleaned = 0.000676175 Jy ! Component: 1350 - total flux cleaned = 0.000676328 Jy ! Component: 1400 - total flux cleaned = 0.000676275 Jy ! Component: 1450 - total flux cleaned = 0.000697359 Jy ! Component: 1500 - total flux cleaned = 0.000728619 Jy ! Component: 1550 - total flux cleaned = 0.000687235 Jy ! Component: 1600 - total flux cleaned = 0.000697547 Jy ! Component: 1650 - total flux cleaned = 0.000758304 Jy ! Component: 1700 - total flux cleaned = 0.000788457 Jy ! Component: 1750 - total flux cleaned = 0.000808481 Jy ! Component: 1800 - total flux cleaned = 0.000798612 Jy ! Component: 1850 - total flux cleaned = 0.000847672 Jy ! Component: 1900 - total flux cleaned = 0.000857406 Jy ! Component: 1950 - total flux cleaned = 0.000896111 Jy ! Component: 2000 - total flux cleaned = 0.000896061 Jy ! Component: 2050 - total flux cleaned = 0.000896096 Jy ! Component: 2100 - total flux cleaned = 0.000924526 Jy ! Component: 2150 - total flux cleaned = 0.000952612 Jy ! Component: 2200 - total flux cleaned = 0.00097129 Jy ! Component: 2250 - total flux cleaned = 0.000971278 Jy ! Component: 2300 - total flux cleaned = 0.000980558 Jy ! Component: 2350 - total flux cleaned = 0.000980545 Jy ! Component: 2400 - total flux cleaned = 0.000989712 Jy ! Component: 2450 - total flux cleaned = 0.000998757 Jy ! Component: 2500 - total flux cleaned = 0.000998763 Jy ! Component: 2550 - total flux cleaned = 0.000989831 Jy ! Component: 2600 - total flux cleaned = 0.000989891 Jy ! Component: 2650 - total flux cleaned = 0.00101634 Jy ! Component: 2700 - total flux cleaned = 0.00101631 Jy ! Component: 2750 - total flux cleaned = 0.00101631 Jy ! Component: 2800 - total flux cleaned = 0.00101624 Jy ! Component: 2850 - total flux cleaned = 0.00100765 Jy ! Component: 2900 - total flux cleaned = 0.00100763 Jy ! Component: 2950 - total flux cleaned = 0.00103311 Jy ! Component: 3000 - total flux cleaned = 0.00102462 Jy ! Component: 3050 - total flux cleaned = 0.00107484 Jy ! Component: 3100 - total flux cleaned = 0.00104134 Jy ! Component: 3150 - total flux cleaned = 0.0010414 Jy ! Component: 3200 - total flux cleaned = 0.00103316 Jy ! Component: 3250 - total flux cleaned = 0.00107421 Jy ! Component: 3300 - total flux cleaned = 0.00110682 Jy ! Component: 3350 - total flux cleaned = 0.00109874 Jy ! Component: 3400 - total flux cleaned = 0.00109066 Jy ! Component: 3450 - total flux cleaned = 0.00113884 Jy ! Component: 3500 - total flux cleaned = 0.00117076 Jy ! Component: 3550 - total flux cleaned = 0.00113895 Jy ! Component: 3600 - total flux cleaned = 0.00113896 Jy ! Component: 3650 - total flux cleaned = 0.00119408 Jy ! Component: 3700 - total flux cleaned = 0.00120979 Jy ! Component: 3750 - total flux cleaned = 0.00122543 Jy ! Component: 3800 - total flux cleaned = 0.00125649 Jy ! Component: 3850 - total flux cleaned = 0.00124875 Jy ! Component: 3900 - total flux cleaned = 0.00124877 Jy ! Component: 3950 - total flux cleaned = 0.00128704 Jy ! Component: 4000 - total flux cleaned = 0.00130229 Jy ! Component: 4050 - total flux cleaned = 0.00130986 Jy ! Total flux subtracted in 4096 components = 0.00130234 Jy ! Clean residual min=-0.000457 max=0.000558 Jy/beam ! Clean residual mean=0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.363426 Jy keep ! Adding 356 model components to the UV plane model. ! The established model now contains 494 components and 0.363426 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1936+7131_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.055 x 1.312 at -70.02 degrees (North through East) ! Clean map min=-0.0009616 max=0.26528 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1936+7131_X_map.fits wmodel /vlbi/uf001/uva//J1936+7131_X_map.mod ! Writing 494 model components to file: /vlbi/uf001/uva//J1936+7131_X_map.mod wobs /vlbi/uf001/uva//J1936+7131_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1936+7131_X_uvs.fits wwins /vlbi/uf001/uva//J1936+7131_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J1936+7131_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.26528 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131876 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.149136 0.149136 0.298273 0.596546 1.19309 2.38618 4.77237 9.54474 19.0895 38.1789 76.3579 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.265 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2011.58 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1936+7131_X_dfm.log closed on Mon Jan 14 05:10:02 2019