! Started logfile: /vlbi/sb072/temp_maps//J1728+1931_C_dfm.log on Tue Mar 5 23:22:52 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//J1728+1931_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1728+1931_C_uva.fits ! AN table 1: 3 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1728+1931 ! ! 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 864 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 J1728+1931_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.003936Jy sigma=47.205659 ! Fit after self-cal, rms=0.939103Jy sigma=44.174951 ! 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=1.609 mas, bmaj=4.37 mas, bpa=16.14 degrees ! Estimated noise=0.650959 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 = 0.0453211 Jy ! Component: 100 - total flux cleaned = 0.0556254 Jy ! Total flux subtracted in 100 components = 0.0556254 Jy ! Clean residual min=-0.005264 max=0.011737 Jy/beam ! Clean residual mean=-0.000004 rms=0.001474 Jy/beam ! Combined flux in latest and established models = 0.0556254 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0556254 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=0.027873Jy sigma=1.261162 ! Fit after self-cal, rms=0.027727Jy sigma=1.257414 ! Inverting map ! Added new window around map position (-3.3, -0.9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0109096 Jy ! Component: 100 - total flux cleaned = 0.0161775 Jy ! Total flux subtracted in 100 components = 0.0161775 Jy ! Clean residual min=-0.004407 max=0.006537 Jy/beam ! Clean residual mean=-0.000002 rms=0.001009 Jy/beam ! Combined flux in latest and established models = 0.0718028 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 27 components and 0.0718029 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=0.021782Jy sigma=0.974452 ! Fit after self-cal, rms=0.020853Jy sigma=0.932757 ! 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=1.992 mas, bmaj=4.59 mas, bpa=13.51 degrees ! Estimated noise=0.531461 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 = 0.00669563 Jy ! Component: 100 - total flux cleaned = 0.0100437 Jy ! Component: 150 - total flux cleaned = 0.0122791 Jy ! Component: 200 - total flux cleaned = 0.0139349 Jy ! Total flux subtracted in 200 components = 0.0139349 Jy ! Clean residual min=-0.003250 max=0.004028 Jy/beam ! Clean residual mean=-0.000003 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.0857378 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 60 components and 0.0857378 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=0.018532Jy sigma=0.829521 ! Fit after self-cal, rms=0.018276Jy sigma=0.817464 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.992 x 4.59 at 13.51 degrees (North through East) ! Clean map min=-0.0026618 max=0.056525 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.92 HN 1.11 KP 0.97 ! LA 1.17 NL 1.10 OV 0.92 PT 0.87 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 1.01 KP 0.93 ! LA 1.10 NL 1.17 OV 0.94 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 1.03 KP 0.92 ! LA 1.03 NL 1.11 OV 1.00 PT 0.91 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.90 HN 0.98 KP 0.93 ! LA 1.91 NL 1.07 OV 0.99 PT 0.91 ! SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.91 HN 1.02 KP 0.93 ! LA 1.07 NL 1.08 OV 1.01 PT 0.86 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 HN 0.96 KP 0.95 ! LA 1.03 NL 1.07 OV 1.01 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.93 HN 1.01 KP 0.91 ! LA 1.09 NL 0.99 OV 1.04 PT 0.90 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 1.01 KP 0.92 ! LA 1.08 NL 1.13 OV 0.92 PT 0.92 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.018276Jy sigma=0.817464 ! Fit after self-cal, rms=0.016506Jy sigma=0.662675 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.995 mas, bmaj=4.595 mas, bpa=13.28 degrees ! Estimated noise=0.528842 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 = 0.00031952 Jy ! Component: 100 - total flux cleaned = 0.000220115 Jy ! Component: 150 - total flux cleaned = 0.000143098 Jy ! Component: 200 - total flux cleaned = 0.000162654 Jy ! Total flux subtracted in 200 components = 0.000162654 Jy ! Clean residual min=-0.001577 max=0.001349 Jy/beam ! Clean residual mean=-0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0859005 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.0859005 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=0.016392Jy sigma=0.657158 ! Fit after self-cal, rms=0.016385Jy sigma=0.656012 ! 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=0.016385Jy sigma=0.656012 ! Fit after self-cal, rms=0.016385Jy sigma=0.655854 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.995 mas, bmaj=4.595 mas, bpa=13.25 degrees ! Estimated noise=0.529003 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.43844e-05 Jy ! Component: 100 - total flux cleaned = 2.91073e-06 Jy ! Component: 150 - total flux cleaned = -6.49882e-05 Jy ! Component: 200 - total flux cleaned = -3.73875e-05 Jy ! Total flux subtracted in 200 components = -3.73875e-05 Jy ! Clean residual min=-0.001531 max=0.001240 Jy/beam ! Clean residual mean=-0.000000 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0858631 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 86 components and 0.0858631 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=0.016345Jy sigma=0.653617 ! Fit after self-cal, rms=0.016336Jy sigma=0.653354 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 = 0.000107377 Jy ! Component: 100 - total flux cleaned = 5.26125e-05 Jy ! Component: 150 - total flux cleaned = 4.03773e-05 Jy ! Component: 200 - total flux cleaned = 6.06792e-05 Jy ! Total flux subtracted in 200 components = 6.06792e-05 Jy ! Clean residual min=-0.001507 max=0.001232 Jy/beam ! Clean residual mean=-0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.0859238 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 94 components and 0.0859238 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=0.016318Jy sigma=0.652343 ! Fit after self-cal, rms=0.016315Jy sigma=0.652235 ! 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=0.016315Jy sigma=0.652235 ! Fit after self-cal, rms=0.016300Jy sigma=0.652059 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.993 mas, bmaj=4.594 mas, bpa=13.22 degrees ! Estimated noise=0.528591 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000104312 Jy ! Component: 100 - total flux cleaned = -0.000138459 Jy ! Component: 150 - total flux cleaned = -0.0001386 Jy ! Component: 200 - total flux cleaned = -0.00013888 Jy ! Total flux subtracted in 200 components = -0.00013888 Jy ! Clean residual min=-0.001483 max=0.001229 Jy/beam ! Clean residual mean=-0.000000 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0857849 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 100 components and 0.0857849 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=0.016287Jy sigma=0.651380 ! Fit after self-cal, rms=0.016285Jy sigma=0.651320 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 = -9.45674e-06 Jy ! Component: 100 - total flux cleaned = -1.72814e-06 Jy ! Component: 150 - total flux cleaned = 5.62593e-06 Jy ! Component: 200 - total flux cleaned = 1.28069e-05 Jy ! Total flux subtracted in 200 components = 1.28069e-05 Jy ! Clean residual min=-0.001472 max=0.001222 Jy/beam ! Clean residual mean=-0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0857977 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.0857977 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=0.016277Jy sigma=0.650919 ! Fit after self-cal, rms=0.016276Jy sigma=0.650880 ! 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=0.016276Jy sigma=0.650880 ! Fit after self-cal, rms=0.016270Jy sigma=0.650794 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.92 mas, bmaj=5.551 mas, bpa=3.936 degrees ! Estimated noise=0.6188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.07932e-05 Jy ! Component: 100 - total flux cleaned = -5.61376e-05 Jy ! Component: 150 - total flux cleaned = -8.87262e-05 Jy ! Component: 200 - total flux cleaned = -9.93821e-05 Jy ! Total flux subtracted in 200 components = -9.93821e-05 Jy ! Clean residual min=-0.001361 max=0.001392 Jy/beam ! Clean residual mean=-0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0856983 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 110 components and 0.0856983 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=0.016266Jy sigma=0.650714 ! Fit after self-cal, rms=0.016264Jy sigma=0.650632 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 = -1.49263e-06 Jy ! Component: 100 - total flux cleaned = -1.44546e-06 Jy ! Component: 150 - total flux cleaned = -6.34865e-06 Jy ! Component: 200 - total flux cleaned = -6.38062e-06 Jy ! Total flux subtracted in 200 components = -6.38062e-06 Jy ! Clean residual min=-0.001357 max=0.001387 Jy/beam ! Clean residual mean=-0.000000 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0856919 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 116 components and 0.0856919 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=0.016263Jy sigma=0.650644 ! Fit after self-cal, rms=0.016262Jy sigma=0.650610 ! 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=1.992 mas, bmaj=4.594 mas, bpa=13.2 degrees ! Estimated noise=0.528214 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.992 x 4.594 at 13.2 degrees (North through East) ! Clean map min=-0.001375 max=0.055346 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=1.61 mas, bmaj=4.358 mas, bpa=15.68 degrees ! Estimated noise=0.649193 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0454519 Jy ! Component: 100 - total flux cleaned = 0.0602563 Jy ! Component: 150 - total flux cleaned = 0.0679656 Jy ! Component: 200 - total flux cleaned = 0.0729877 Jy ! Total flux subtracted in 200 components = 0.0729877 Jy ! Clean residual min=-0.002169 max=0.002678 Jy/beam ! Clean residual mean=-0.000000 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.0729877 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0729877 Jy ! Inverting map and beam ! Estimated beam: bmin=1.992 mas, bmaj=4.594 mas, bpa=13.2 degrees ! Estimated noise=0.528214 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 = 0.00473388 Jy ! Component: 100 - total flux cleaned = 0.00744053 Jy ! Component: 150 - total flux cleaned = 0.00907458 Jy ! Component: 200 - total flux cleaned = 0.0101089 Jy ! Total flux subtracted in 200 components = 0.0101089 Jy ! Clean residual min=-0.001549 max=0.001420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0830965 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 48 components and 0.0830965 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=3.92 mas, bmaj=5.551 mas, bpa=3.936 degrees ! Estimated noise=0.6188 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109753 Jy ! Component: 100 - total flux cleaned = 0.00172356 Jy ! Component: 150 - total flux cleaned = 0.00195125 Jy ! Component: 200 - total flux cleaned = 0.00203662 Jy ! Total flux subtracted in 200 components = 0.00203662 Jy ! Clean residual min=-0.001350 max=0.001454 Jy/beam ! Clean residual mean=-0.000000 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0851332 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 = 6.19071e-05 Jy ! Component: 100 - total flux cleaned = 0.000127617 Jy ! Component: 150 - total flux cleaned = 0.00017575 Jy ! Component: 200 - total flux cleaned = 0.000219068 Jy ! Total flux subtracted in 200 components = 0.000219068 Jy ! Clean residual min=-0.001331 max=0.001380 Jy/beam ! Clean residual mean=-0.000000 rms=0.000361 Jy/beam ! Combined flux in latest and established models = 0.0853522 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 68 components and 0.0853522 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.992 mas, bmaj=4.594 mas, bpa=13.2 degrees ! Estimated noise=0.528214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000124623 Jy ! Component: 100 - total flux cleaned = -0.000123617 Jy ! Component: 150 - total flux cleaned = -8.61454e-05 Jy ! Component: 200 - total flux cleaned = -5.27971e-05 Jy ! Total flux subtracted in 200 components = -5.27971e-05 Jy ! Clean residual min=-0.001445 max=0.001172 Jy/beam ! Clean residual mean=-0.000000 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0852994 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 81 components and 0.0852994 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=0.016289Jy sigma=0.651309 ! Fit after self-cal, rms=0.016286Jy sigma=0.651211 wmodel J1728+1931_C_map.mod ! Writing 81 model components to file: J1728+1931_C_map.mod wobs J1728+1931_C_uvs.fits ! Writing UV FITS file: J1728+1931_C_uvs.fits wwins J1728+1931_C_map.win ! wwins: Wrote 2 windows to J1728+1931_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 = -0.00033602 Jy ! Component: 100 - total flux cleaned = -0.000227438 Jy ! Component: 150 - total flux cleaned = -0.000104677 Jy ! Component: 200 - total flux cleaned = 6.87284e-05 Jy ! Component: 250 - total flux cleaned = 0.000235336 Jy ! Component: 300 - total flux cleaned = 0.000360086 Jy ! Component: 350 - total flux cleaned = 0.000445395 Jy ! Component: 400 - total flux cleaned = 0.000544771 Jy ! Component: 450 - total flux cleaned = 0.00056102 Jy ! Component: 500 - total flux cleaned = 0.000686693 Jy ! Component: 550 - total flux cleaned = 0.00073269 Jy ! Component: 600 - total flux cleaned = 0.000748179 Jy ! Component: 650 - total flux cleaned = 0.000807498 Jy ! Component: 700 - total flux cleaned = 0.000879348 Jy ! Component: 750 - total flux cleaned = 0.000920889 Jy ! Component: 800 - total flux cleaned = 0.000906979 Jy ! Component: 850 - total flux cleaned = 0.000947439 Jy ! Component: 900 - total flux cleaned = 0.000934093 Jy ! Component: 950 - total flux cleaned = 0.00096025 Jy ! Component: 1000 - total flux cleaned = 0.000947272 Jy ! Component: 1050 - total flux cleaned = 0.00101046 Jy ! Component: 1100 - total flux cleaned = 0.000985304 Jy ! Component: 1150 - total flux cleaned = 0.000985199 Jy ! Component: 1200 - total flux cleaned = 0.000949234 Jy ! Component: 1250 - total flux cleaned = 0.00100841 Jy ! Component: 1300 - total flux cleaned = 0.00100843 Jy ! Component: 1350 - total flux cleaned = 0.00103164 Jy ! Component: 1400 - total flux cleaned = 0.00107692 Jy ! Component: 1450 - total flux cleaned = 0.00115508 Jy ! Component: 1500 - total flux cleaned = 0.00114417 Jy ! Component: 1550 - total flux cleaned = 0.00119867 Jy ! Component: 1600 - total flux cleaned = 0.00124136 Jy ! Component: 1650 - total flux cleaned = 0.00125193 Jy ! Component: 1700 - total flux cleaned = 0.00129386 Jy ! Component: 1750 - total flux cleaned = 0.00132476 Jy ! Component: 1800 - total flux cleaned = 0.00135526 Jy ! Component: 1850 - total flux cleaned = 0.00138526 Jy ! Component: 1900 - total flux cleaned = 0.00144424 Jy ! Component: 1950 - total flux cleaned = 0.00152168 Jy ! Component: 2000 - total flux cleaned = 0.00152144 Jy ! Component: 2050 - total flux cleaned = 0.00152145 Jy ! Component: 2100 - total flux cleaned = 0.00154957 Jy ! Component: 2150 - total flux cleaned = 0.00154036 Jy ! Component: 2200 - total flux cleaned = 0.00156783 Jy ! Component: 2250 - total flux cleaned = 0.00160383 Jy ! Component: 2300 - total flux cleaned = 0.00160403 Jy ! Component: 2350 - total flux cleaned = 0.00161284 Jy ! Component: 2400 - total flux cleaned = 0.00163901 Jy ! Component: 2450 - total flux cleaned = 0.00167337 Jy ! Component: 2500 - total flux cleaned = 0.00167328 Jy ! Component: 2550 - total flux cleaned = 0.00169017 Jy ! Component: 2600 - total flux cleaned = 0.00167366 Jy ! Component: 2650 - total flux cleaned = 0.00171495 Jy ! Component: 2700 - total flux cleaned = 0.001715 Jy ! Component: 2750 - total flux cleaned = 0.00175523 Jy ! Component: 2800 - total flux cleaned = 0.00176322 Jy ! Component: 2850 - total flux cleaned = 0.00179478 Jy ! Component: 2900 - total flux cleaned = 0.00179472 Jy ! Component: 2950 - total flux cleaned = 0.00179483 Jy ! Component: 3000 - total flux cleaned = 0.00181772 Jy ! Component: 3050 - total flux cleaned = 0.00187065 Jy ! Component: 3100 - total flux cleaned = 0.00187064 Jy ! Component: 3150 - total flux cleaned = 0.00188547 Jy ! Component: 3200 - total flux cleaned = 0.00189289 Jy ! Component: 3250 - total flux cleaned = 0.00191479 Jy ! Component: 3300 - total flux cleaned = 0.00191478 Jy ! Component: 3350 - total flux cleaned = 0.00190762 Jy ! Component: 3400 - total flux cleaned = 0.0019362 Jy ! Component: 3450 - total flux cleaned = 0.00192908 Jy ! Component: 3500 - total flux cleaned = 0.00196415 Jy ! Component: 3550 - total flux cleaned = 0.00192932 Jy ! Component: 3600 - total flux cleaned = 0.00197087 Jy ! Component: 3650 - total flux cleaned = 0.00197081 Jy ! Component: 3700 - total flux cleaned = 0.00197082 Jy ! Component: 3750 - total flux cleaned = 0.00197766 Jy ! Component: 3800 - total flux cleaned = 0.0020046 Jy ! Component: 3850 - total flux cleaned = 0.00199797 Jy ! Component: 3900 - total flux cleaned = 0.00202454 Jy ! Component: 3950 - total flux cleaned = 0.00203104 Jy ! Component: 4000 - total flux cleaned = 0.0020114 Jy ! Component: 4050 - total flux cleaned = 0.00203747 Jy ! Total flux subtracted in 4096 components = 0.00205037 Jy ! Clean residual min=-0.000361 max=0.000356 Jy/beam ! Clean residual mean=0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0873498 Jy keep ! Adding 279 model components to the UV plane model. ! The established model now contains 360 components and 0.0873498 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1728+1931_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.992 x 4.594 at 13.2 degrees (North through East) ! Clean map min=-0.00091772 max=0.055201 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1728+1931_C_map.fits wmodel /vlbi/sb072/temp_maps//J1728+1931_C_map.mod ! Writing 360 model components to file: /vlbi/sb072/temp_maps//J1728+1931_C_map.mod wobs /vlbi/sb072/temp_maps//J1728+1931_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1728+1931_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1728+1931_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1728+1931_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0552012 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000114339 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.621394 0.621394 1.24279 2.48557 4.97115 9.9423 19.8846 39.7692 79.5384 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.055 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 482.785 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1728+1931_C_dfm.log closed on Tue Mar 5 23:22:56 2019