! Started logfile: /vlbi/sb072/temp_maps//J1837+1051_X_dfm.log on Sat Dec 15 22:34:29 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 /vlbi/sb072/temp_maps//J1837+1051_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1837+1051_X_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1837+1051 ! ! 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 8280 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 J1837+1051_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=1.001636Jy sigma=41.713541 ! Fit after self-cal, rms=0.967887Jy sigma=40.358785 ! 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=0.726 mas, bmaj=2.072 mas, bpa=-1.492 degrees ! Estimated noise=0.372656 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 = 0.02453 Jy ! Component: 100 - total flux cleaned = 0.0299919 Jy ! Total flux subtracted in 100 components = 0.0299919 Jy ! Clean residual min=-0.001408 max=0.002017 Jy/beam ! Clean residual mean=-0.000000 rms=0.000375 Jy/beam ! Combined flux in latest and established models = 0.0299919 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0299919 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=0.020287Jy sigma=0.757883 ! Fit after self-cal, rms=0.017859Jy sigma=0.657388 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276147 Jy ! Component: 100 - total flux cleaned = 0.00378078 Jy ! Total flux subtracted in 100 components = 0.00378078 Jy ! Clean residual min=-0.001447 max=0.001581 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.0337727 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 10 components and 0.0337727 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=0.017342Jy sigma=0.639767 ! Fit after self-cal, rms=0.017342Jy sigma=0.639704 ! 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=0.8971 mas, bmaj=2.301 mas, bpa=-1.013 degrees ! Estimated noise=0.189831 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 (2.2, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246697 Jy ! Component: 100 - total flux cleaned = 0.000274073 Jy ! Component: 150 - total flux cleaned = 0.000246781 Jy ! Component: 200 - total flux cleaned = 0.000199861 Jy ! Total flux subtracted in 200 components = 0.000199861 Jy ! Clean residual min=-0.000888 max=0.001189 Jy/beam ! Clean residual mean=-0.000000 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.0339725 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 25 components and 0.0339725 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=0.017142Jy sigma=0.633315 ! Fit after self-cal, rms=0.017128Jy sigma=0.633049 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8971 x 2.301 at -1.013 degrees (North through East) ! Clean map min=-0.0012213 max=0.03321 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 0.87 KP 1.00 ! LA 1.01 MK 0.98 NL 1.07 OV 1.01 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.90 KP 0.98 ! LA 1.01 MK 1.03 NL 1.08 OV 0.99 ! PT 0.99 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.92 KP 0.99 ! LA 1.02 MK 0.98 NL 1.09 OV 0.97 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.98 HN 0.90 KP 0.97 ! LA 1.11 MK 0.99 NL 1.07 OV 0.98 ! PT 1.00 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.05 HN 0.84 KP 0.97 ! LA 1.02 MK 1.05 NL 1.04 OV 0.96 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 HN 0.91 KP 0.92 ! LA 1.04 MK 1.08 NL 1.04 OV 0.97 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.83 KP 0.96 ! LA 1.07 MK 1.05 NL 1.04 OV 0.96 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.04 HN 0.89 KP 0.96 ! LA 0.98 MK 1.04 NL 1.10 OV 0.97 ! PT 0.97 SC 1.07 ! ! ! Fit before self-cal, rms=0.017128Jy sigma=0.633049 ! Fit after self-cal, rms=0.016092Jy sigma=0.625830 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9008 mas, bmaj=2.298 mas, bpa=-1.184 degrees ! Estimated noise=0.188664 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 = 8.19769e-05 Jy ! Component: 100 - total flux cleaned = 0.000150533 Jy ! Component: 150 - total flux cleaned = 0.000185339 Jy ! Component: 200 - total flux cleaned = 0.000185337 Jy ! Total flux subtracted in 200 components = 0.000185337 Jy ! Clean residual min=-0.000518 max=0.000538 Jy/beam ! Clean residual mean=-0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0341579 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 47 components and 0.0341579 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=0.016071Jy sigma=0.624948 ! Fit after self-cal, rms=0.016058Jy sigma=0.624831 ! 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=0.016058Jy sigma=0.624831 ! Fit after self-cal, rms=0.015998Jy sigma=0.624703 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9014 mas, bmaj=2.297 mas, bpa=-1.204 degrees ! Estimated noise=0.188712 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00016281 Jy ! Component: 100 - total flux cleaned = 0.000187615 Jy ! Component: 150 - total flux cleaned = 0.000187814 Jy ! Component: 200 - total flux cleaned = 0.000170419 Jy ! Total flux subtracted in 200 components = 0.000170419 Jy ! Clean residual min=-0.000513 max=0.000481 Jy/beam ! Clean residual mean=-0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0343283 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 60 components and 0.0343283 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=0.015991Jy sigma=0.624368 ! Fit after self-cal, rms=0.015990Jy sigma=0.624359 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 = 1.74772e-05 Jy ! Component: 100 - total flux cleaned = 1.29564e-05 Jy ! Component: 150 - total flux cleaned = 4.25911e-06 Jy ! Component: 200 - total flux cleaned = 1.18475e-07 Jy ! Total flux subtracted in 200 components = 1.18475e-07 Jy ! Clean residual min=-0.000506 max=0.000462 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0343284 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 68 components and 0.0343284 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=0.015988Jy sigma=0.624263 ! Fit after self-cal, rms=0.015988Jy sigma=0.624261 ! 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=0.015988Jy sigma=0.624261 ! Fit after self-cal, rms=0.015977Jy sigma=0.624130 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9023 mas, bmaj=2.296 mas, bpa=-1.208 degrees ! Estimated noise=0.188983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.361e-05 Jy ! Component: 100 - total flux cleaned = 6.28252e-05 Jy ! Component: 150 - total flux cleaned = 7.08302e-05 Jy ! Component: 200 - total flux cleaned = 8.16281e-05 Jy ! Total flux subtracted in 200 components = 8.16281e-05 Jy ! Clean residual min=-0.000503 max=0.000437 Jy/beam ! Clean residual mean=-0.000000 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.03441 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 71 components and 0.03441 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=0.015974Jy sigma=0.624016 ! Fit after self-cal, rms=0.015974Jy sigma=0.624014 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 = 1.75774e-05 Jy ! Component: 100 - total flux cleaned = 2.06867e-05 Jy ! Component: 150 - total flux cleaned = 2.07598e-05 Jy ! Component: 200 - total flux cleaned = 2.62999e-05 Jy ! Total flux subtracted in 200 components = 2.62999e-05 Jy ! Clean residual min=-0.000501 max=0.000432 Jy/beam ! Clean residual mean=-0.000000 rms=0.000104 Jy/beam ! Combined flux in latest and established models = 0.0344363 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 79 components and 0.0344363 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=0.015973Jy sigma=0.623976 ! Fit after self-cal, rms=0.015973Jy sigma=0.623976 ! 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=0.015973Jy sigma=0.623976 ! Fit after self-cal, rms=0.015971Jy sigma=0.623890 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.112 mas, bmaj=3.278 mas, bpa=0.1127 degrees ! Estimated noise=0.234992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000151774 Jy ! Component: 100 - total flux cleaned = 0.000183724 Jy ! Component: 150 - total flux cleaned = 0.000195624 Jy ! Component: 200 - total flux cleaned = 0.000205812 Jy ! Total flux subtracted in 200 components = 0.000205812 Jy ! Clean residual min=-0.000449 max=0.000400 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0346421 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 83 components and 0.0346421 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=0.015971Jy sigma=0.623870 ! Fit after self-cal, rms=0.015971Jy sigma=0.623853 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 = 1.46749e-05 Jy ! Component: 100 - total flux cleaned = 4.28897e-06 Jy ! Component: 150 - total flux cleaned = 6.93376e-06 Jy ! Component: 200 - total flux cleaned = 1.15426e-05 Jy ! Total flux subtracted in 200 components = 1.15426e-05 Jy ! Clean residual min=-0.000437 max=0.000384 Jy/beam ! Clean residual mean=-0.000000 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0346537 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 92 components and 0.0346537 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=0.015972Jy sigma=0.623883 ! Fit after self-cal, rms=0.015972Jy sigma=0.623875 ! 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=0.9024 mas, bmaj=2.295 mas, bpa=-1.205 degrees ! Estimated noise=0.189149 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9024 x 2.295 at -1.205 degrees (North through East) ! Clean map min=-0.00046755 max=0.033039 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=0.7305 mas, bmaj=2.069 mas, bpa=-1.711 degrees ! Estimated noise=0.370022 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0253928 Jy ! Component: 100 - total flux cleaned = 0.0309958 Jy ! Component: 150 - total flux cleaned = 0.0328096 Jy ! Component: 200 - total flux cleaned = 0.0337454 Jy ! Total flux subtracted in 200 components = 0.0337454 Jy ! Clean residual min=-0.000829 max=0.000911 Jy/beam ! Clean residual mean=-0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0337454 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0337454 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9024 mas, bmaj=2.295 mas, bpa=-1.205 degrees ! Estimated noise=0.189149 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 = 0.000713922 Jy ! Component: 100 - total flux cleaned = 0.000786682 Jy ! Component: 150 - total flux cleaned = 0.000773297 Jy ! Component: 200 - total flux cleaned = 0.00077373 Jy ! Total flux subtracted in 200 components = 0.00077373 Jy ! Clean residual min=-0.000503 max=0.000470 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0345192 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.0345192 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=2.112 mas, bmaj=3.278 mas, bpa=0.1127 degrees ! Estimated noise=0.234992 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00013253 Jy ! Component: 100 - total flux cleaned = 0.000113704 Jy ! Component: 150 - total flux cleaned = 0.000113693 Jy ! Component: 200 - total flux cleaned = 0.000109448 Jy ! Total flux subtracted in 200 components = 0.000109448 Jy ! Clean residual min=-0.000455 max=0.000410 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0346286 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 = 1.5008e-07 Jy ! Component: 100 - total flux cleaned = 2.84247e-07 Jy ! Component: 150 - total flux cleaned = 4.01177e-07 Jy ! Component: 200 - total flux cleaned = 5.25271e-07 Jy ! Total flux subtracted in 200 components = 5.25271e-07 Jy ! Clean residual min=-0.000448 max=0.000401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0346291 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 39 components and 0.0346291 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9024 mas, bmaj=2.295 mas, bpa=-1.205 degrees ! Estimated noise=0.189149 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.61026e-05 Jy ! Component: 100 - total flux cleaned = -8.09535e-05 Jy ! Component: 150 - total flux cleaned = -9.4252e-05 Jy ! Component: 200 - total flux cleaned = -0.000105889 Jy ! Total flux subtracted in 200 components = -0.000105889 Jy ! Clean residual min=-0.000478 max=0.000482 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0345232 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 55 components and 0.0345232 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=0.015980Jy sigma=0.624122 ! Fit after self-cal, rms=0.015980Jy sigma=0.624096 wmodel J1837+1051_X_map.mod ! Writing 55 model components to file: J1837+1051_X_map.mod wobs J1837+1051_X_uvs.fits ! Writing UV FITS file: J1837+1051_X_uvs.fits wwins J1837+1051_X_map.win ! wwins: Wrote 2 windows to J1837+1051_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 = -3.0391e-05 Jy ! Component: 100 - total flux cleaned = -9.02579e-05 Jy ! Component: 150 - total flux cleaned = -9.71259e-05 Jy ! Component: 200 - total flux cleaned = -9.0778e-05 Jy ! Component: 250 - total flux cleaned = -7.84416e-05 Jy ! Component: 300 - total flux cleaned = -6.00961e-05 Jy ! Component: 350 - total flux cleaned = -3.05093e-05 Jy ! Component: 400 - total flux cleaned = -1.89364e-05 Jy ! Component: 450 - total flux cleaned = -7.67702e-06 Jy ! Component: 500 - total flux cleaned = 8.96935e-06 Jy ! Component: 550 - total flux cleaned = 1.44583e-05 Jy ! Component: 600 - total flux cleaned = 4.113e-05 Jy ! Component: 650 - total flux cleaned = 5.15024e-05 Jy ! Component: 700 - total flux cleaned = 7.20483e-05 Jy ! Component: 750 - total flux cleaned = 8.21169e-05 Jy ! Component: 800 - total flux cleaned = 9.20141e-05 Jy ! Component: 850 - total flux cleaned = 8.72174e-05 Jy ! Component: 900 - total flux cleaned = 0.000106474 Jy ! Component: 950 - total flux cleaned = 0.0001207 Jy ! Component: 1000 - total flux cleaned = 0.000139284 Jy ! Component: 1050 - total flux cleaned = 0.000153075 Jy ! Component: 1100 - total flux cleaned = 0.000171049 Jy ! Component: 1150 - total flux cleaned = 0.000170971 Jy ! Component: 1200 - total flux cleaned = 0.000179731 Jy ! Component: 1250 - total flux cleaned = 0.000179742 Jy ! Component: 1300 - total flux cleaned = 0.000192528 Jy ! Component: 1350 - total flux cleaned = 0.000192433 Jy ! Component: 1400 - total flux cleaned = 0.000188212 Jy ! Component: 1450 - total flux cleaned = 0.000196482 Jy ! Component: 1500 - total flux cleaned = 0.000200518 Jy ! Component: 1550 - total flux cleaned = 0.000204545 Jy ! Component: 1600 - total flux cleaned = 0.000220535 Jy ! Component: 1650 - total flux cleaned = 0.000232321 Jy ! Component: 1700 - total flux cleaned = 0.000224596 Jy ! Component: 1750 - total flux cleaned = 0.000220739 Jy ! Component: 1800 - total flux cleaned = 0.000232235 Jy ! Component: 1850 - total flux cleaned = 0.000228468 Jy ! Component: 1900 - total flux cleaned = 0.000228516 Jy ! Component: 1950 - total flux cleaned = 0.000228515 Jy ! Component: 2000 - total flux cleaned = 0.000224926 Jy ! Component: 2050 - total flux cleaned = 0.000235817 Jy ! Component: 2100 - total flux cleaned = 0.000228565 Jy ! Component: 2150 - total flux cleaned = 0.000232116 Jy ! Component: 2200 - total flux cleaned = 0.000214402 Jy ! Component: 2250 - total flux cleaned = 0.000210893 Jy ! Component: 2300 - total flux cleaned = 0.000203903 Jy ! Component: 2350 - total flux cleaned = 0.000207322 Jy ! Component: 2400 - total flux cleaned = 0.000203869 Jy ! Component: 2450 - total flux cleaned = 0.000190393 Jy ! Component: 2500 - total flux cleaned = 0.000190436 Jy ! Component: 2550 - total flux cleaned = 0.000203724 Jy ! Component: 2600 - total flux cleaned = 0.000197108 Jy ! Component: 2650 - total flux cleaned = 0.000190573 Jy ! Component: 2700 - total flux cleaned = 0.00018734 Jy ! Component: 2750 - total flux cleaned = 0.000184107 Jy ! Component: 2800 - total flux cleaned = 0.000174549 Jy ! Component: 2850 - total flux cleaned = 0.000168271 Jy ! Component: 2900 - total flux cleaned = 0.000165166 Jy ! Component: 2950 - total flux cleaned = 0.000158929 Jy ! Component: 3000 - total flux cleaned = 0.000162046 Jy ! Component: 3050 - total flux cleaned = 0.000162053 Jy ! Component: 3100 - total flux cleaned = 0.000162022 Jy ! Component: 3150 - total flux cleaned = 0.000161969 Jy ! Component: 3200 - total flux cleaned = 0.000158944 Jy ! Component: 3250 - total flux cleaned = 0.000158924 Jy ! Component: 3300 - total flux cleaned = 0.000147093 Jy ! Component: 3350 - total flux cleaned = 0.000155918 Jy ! Component: 3400 - total flux cleaned = 0.000135462 Jy ! Component: 3450 - total flux cleaned = 0.00012968 Jy ! Component: 3500 - total flux cleaned = 0.00012682 Jy ! Component: 3550 - total flux cleaned = 0.000121117 Jy ! Component: 3600 - total flux cleaned = 0.000123952 Jy ! Component: 3650 - total flux cleaned = 0.000129621 Jy ! Component: 3700 - total flux cleaned = 0.000132412 Jy ! Component: 3750 - total flux cleaned = 0.000118406 Jy ! Component: 3800 - total flux cleaned = 0.000107313 Jy ! Component: 3850 - total flux cleaned = 9.90371e-05 Jy ! Component: 3900 - total flux cleaned = 0.000101796 Jy ! Component: 3950 - total flux cleaned = 9.90614e-05 Jy ! Component: 4000 - total flux cleaned = 9.36007e-05 Jy ! Component: 4050 - total flux cleaned = 8.81928e-05 Jy ! Total flux subtracted in 4096 components = 9.08891e-05 Jy ! Clean residual min=-0.000272 max=0.000175 Jy/beam ! Clean residual mean=-0.000000 rms=0.000046 Jy/beam ! Combined flux in latest and established models = 0.0346141 Jy keep ! Adding 257 model components to the UV plane model. ! The established model now contains 312 components and 0.0346141 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1837+1051_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9024 x 2.295 at -1.205 degrees (North through East) ! Clean map min=-0.0003756 max=0.03303 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1837+1051_X_map.fits wmodel /vlbi/sb072/temp_maps//J1837+1051_X_map.mod ! Writing 312 model components to file: /vlbi/sb072/temp_maps//J1837+1051_X_map.mod wobs /vlbi/sb072/temp_maps//J1837+1051_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1837+1051_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1837+1051_X_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1837+1051_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0330298 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.51251e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.409858 0.409858 0.819715 1.63943 3.27886 6.55772 13.1154 26.2309 52.4618 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.033 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 731.961 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1837+1051_X_dfm.log closed on Sat Dec 15 22:34:33 2018