! Started logfile: /vlbi/uf001/uva//J0833+1123_X_dfm.log on Mon Jan 14 00:00:01 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//J0833+1123_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0833+1123_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.967725 visibilities/baseline/integration-bin. ! Found source: J0833+1123 ! ! 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 21948 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 J0833+1123_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 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 66 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013719Jy sigma=22.592800 ! Fit after self-cal, rms=0.871327Jy sigma=19.354626 ! 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=0.7015 mas, bmaj=1.674 mas, bpa=-3.774 degrees ! Estimated noise=0.329428 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 = 0.0958933 Jy ! Component: 100 - total flux cleaned = 0.129679 Jy ! Total flux subtracted in 100 components = 0.129679 Jy ! Clean residual min=-0.005788 max=0.020157 Jy/beam ! Clean residual mean=-0.000012 rms=0.001552 Jy/beam ! Combined flux in latest and established models = 0.12968 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.12968 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=0.071251Jy sigma=1.547506 ! Fit after self-cal, rms=0.071123Jy sigma=1.544640 ! Inverting map ! Added new window around map position (1, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0195477 Jy ! Component: 100 - total flux cleaned = 0.0304619 Jy ! Total flux subtracted in 100 components = 0.0304619 Jy ! Clean residual min=-0.005347 max=0.007520 Jy/beam ! Clean residual mean=-0.000009 rms=0.001071 Jy/beam ! Combined flux in latest and established models = 0.160141 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.160141 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=0.064023Jy sigma=1.365972 ! Fit after self-cal, rms=0.063755Jy sigma=1.360244 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00824362 Jy ! Component: 100 - total flux cleaned = 0.0140517 Jy ! Total flux subtracted in 100 components = 0.0140517 Jy ! Clean residual min=-0.005121 max=0.006610 Jy/beam ! Clean residual mean=-0.000007 rms=0.000918 Jy/beam ! Combined flux in latest and established models = 0.174193 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 38 components and 0.174193 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=0.061975Jy sigma=1.312657 ! Fit after self-cal, rms=0.061919Jy sigma=1.311392 ! Inverting map ! Added new window around map position (2.2, 3.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00632415 Jy ! Component: 100 - total flux cleaned = 0.0106702 Jy ! Total flux subtracted in 100 components = 0.0106702 Jy ! Clean residual min=-0.004757 max=0.005242 Jy/beam ! Clean residual mean=-0.000006 rms=0.000827 Jy/beam ! Combined flux in latest and established models = 0.184863 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 51 components and 0.184863 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=0.060925Jy sigma=1.285284 ! Fit after self-cal, rms=0.060854Jy sigma=1.283815 ! 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=0.8686 mas, bmaj=1.983 mas, bpa=-3.956 degrees ! Estimated noise=0.235575 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 (-1.2, -3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00716431 Jy ! Component: 100 - total flux cleaned = 0.0124306 Jy ! Component: 150 - total flux cleaned = 0.0165866 Jy ! Component: 200 - total flux cleaned = 0.0199505 Jy ! Total flux subtracted in 200 components = 0.0199505 Jy ! Clean residual min=-0.004139 max=0.004110 Jy/beam ! Clean residual mean=-0.000007 rms=0.000748 Jy/beam ! Combined flux in latest and established models = 0.204814 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 91 components and 0.204814 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=0.059721Jy sigma=1.254799 ! Fit after self-cal, rms=0.059704Jy sigma=1.254403 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8686 x 1.983 at -3.956 degrees (North through East) ! Clean map min=-0.0039046 max=0.12385 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.95 KP 1.01 ! LA 0.99 MK 1.02 NL 1.04 OV 0.89 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 0.99 KP 0.97 ! LA 0.97 MK 1.04 NL 1.04 OV 0.91 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 0.96 KP 0.98 ! LA 0.96 MK 1.08 NL 1.09 OV 0.91 ! PT 0.95 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.98 KP 1.00 ! LA 0.99 MK 1.05 NL 1.04 OV 0.91 ! PT 0.96 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 0.99 KP 0.99 ! LA 1.01 MK 1.03 NL 1.03 OV 0.90 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 0.97 KP 1.00 ! LA 0.97 MK 1.03 NL 1.06 OV 0.91 ! PT 0.98 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.02 HN 1.01 KP 1.00 ! LA 1.01 MK 1.02 NL 1.04 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.01 HN 0.99 KP 1.00 ! LA 1.00 MK 1.03 NL 1.04 OV 0.93 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.99 HN 0.96 KP 0.99 ! LA 1.01 MK 1.09 NL 1.09 OV 0.89 ! PT 0.96 SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.92 KP 1.02 ! LA 0.97 MK 1.06 NL 1.08 OV 0.91 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.01 HN 0.95 KP 1.01 ! LA 0.95 MK 1.02 NL 1.11 OV 0.90 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.00 HN 1.01 KP 1.01 ! LA 0.99 MK 0.98 NL 1.06 OV 0.92 ! PT 0.94 SC 0.99 ! ! ! Fit before self-cal, rms=0.059704Jy sigma=1.254403 ! Fit after self-cal, rms=0.059585Jy sigma=1.223992 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8723 mas, bmaj=2.008 mas, bpa=-3.536 degrees ! Estimated noise=0.234952 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 = -0.00130211 Jy ! Component: 100 - total flux cleaned = -0.00190459 Jy ! Component: 150 - total flux cleaned = -0.00200448 Jy ! Component: 200 - total flux cleaned = -0.00212867 Jy ! Total flux subtracted in 200 components = -0.00212867 Jy ! Clean residual min=-0.002161 max=0.001750 Jy/beam ! Clean residual mean=-0.000003 rms=0.000431 Jy/beam ! Combined flux in latest and established models = 0.202685 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 111 components and 0.202685 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=0.059449Jy sigma=1.220755 ! Fit after self-cal, rms=0.059505Jy sigma=1.220402 ! 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=0.059505Jy sigma=1.220402 ! Fit after self-cal, rms=0.059550Jy sigma=1.210293 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8713 mas, bmaj=2.003 mas, bpa=-3.71 degrees ! Estimated noise=0.234935 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00141157 Jy ! Component: 100 - total flux cleaned = -0.00174007 Jy ! Component: 150 - total flux cleaned = -0.00180988 Jy ! Component: 200 - total flux cleaned = -0.00192943 Jy ! Total flux subtracted in 200 components = -0.00192943 Jy ! Clean residual min=-0.001657 max=0.001570 Jy/beam ! Clean residual mean=-0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.200756 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 118 components and 0.200756 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=0.059484Jy sigma=1.208849 ! Fit after self-cal, rms=0.059497Jy sigma=1.208719 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 = 6.87544e-05 Jy ! Component: 100 - total flux cleaned = -6.67014e-06 Jy ! Component: 150 - total flux cleaned = 3.58062e-05 Jy ! Component: 200 - total flux cleaned = 5.43879e-05 Jy ! Total flux subtracted in 200 components = 5.43879e-05 Jy ! Clean residual min=-0.001635 max=0.001546 Jy/beam ! Clean residual mean=-0.000002 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.20081 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 125 components and 0.20081 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=0.059478Jy sigma=1.208331 ! Fit after self-cal, rms=0.059476Jy sigma=1.208299 ! 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=0.059476Jy sigma=1.208299 ! Fit after self-cal, rms=0.059637Jy sigma=1.207763 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8696 mas, bmaj=2.002 mas, bpa=-3.672 degrees ! Estimated noise=0.234848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000881543 Jy ! Component: 100 - total flux cleaned = -0.0011775 Jy ! Component: 150 - total flux cleaned = -0.00122271 Jy ! Component: 200 - total flux cleaned = -0.00118363 Jy ! Total flux subtracted in 200 components = -0.00118363 Jy ! Clean residual min=-0.001575 max=0.001394 Jy/beam ! Clean residual mean=-0.000001 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.199627 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 128 components and 0.199627 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=0.059612Jy sigma=1.207158 ! Fit after self-cal, rms=0.059616Jy sigma=1.207132 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 = 4.1933e-05 Jy ! Component: 100 - total flux cleaned = 0.000109786 Jy ! Component: 150 - total flux cleaned = 0.000139616 Jy ! Component: 200 - total flux cleaned = 0.000125269 Jy ! Total flux subtracted in 200 components = 0.000125269 Jy ! Clean residual min=-0.001559 max=0.001374 Jy/beam ! Clean residual mean=-0.000001 rms=0.000321 Jy/beam ! Combined flux in latest and established models = 0.199752 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 138 components and 0.199752 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=0.059607Jy sigma=1.206953 ! Fit after self-cal, rms=0.059606Jy sigma=1.206938 ! 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=0.059606Jy sigma=1.206938 ! Fit after self-cal, rms=0.059673Jy sigma=1.206751 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=3.105 mas, bpa=-4.564 degrees ! Estimated noise=0.297555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00055139 Jy ! Component: 100 - total flux cleaned = -0.000473504 Jy ! Component: 150 - total flux cleaned = -0.000424059 Jy ! Component: 200 - total flux cleaned = -0.000369895 Jy ! Total flux subtracted in 200 components = -0.000369895 Jy ! Clean residual min=-0.001670 max=0.002030 Jy/beam ! Clean residual mean=-0.000003 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.199382 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 146 components and 0.199382 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=0.059665Jy sigma=1.206550 ! Fit after self-cal, rms=0.059667Jy sigma=1.206536 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, 14.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182833 Jy ! Component: 100 - total flux cleaned = 0.00254459 Jy ! Component: 150 - total flux cleaned = 0.00306582 Jy ! Component: 200 - total flux cleaned = 0.0035685 Jy ! Total flux subtracted in 200 components = 0.0035685 Jy ! Clean residual min=-0.001337 max=0.001325 Jy/beam ! Clean residual mean=-0.000002 rms=0.000376 Jy/beam ! Combined flux in latest and established models = 0.20295 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 182 components and 0.20295 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=0.059630Jy sigma=1.205633 ! Fit after self-cal, rms=0.059628Jy sigma=1.205597 ! 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=0.8684 mas, bmaj=2.002 mas, bpa=-3.647 degrees ! Estimated noise=0.234793 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8684 x 2.002 at -3.647 degrees (North through East) ! Clean map min=-0.0012251 max=0.12281 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=0.7004 mas, bmaj=1.683 mas, bpa=-3.495 degrees ! Estimated noise=0.328396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0952058 Jy ! Component: 100 - total flux cleaned = 0.130468 Jy ! Component: 150 - total flux cleaned = 0.149948 Jy ! Component: 200 - total flux cleaned = 0.161188 Jy ! Total flux subtracted in 200 components = 0.161188 Jy ! Clean residual min=-0.003014 max=0.005972 Jy/beam ! Clean residual mean=-0.000005 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.161188 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 0.161188 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8684 mas, bmaj=2.002 mas, bpa=-3.647 degrees ! Estimated noise=0.234793 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 = 0.0113636 Jy ! Component: 100 - total flux cleaned = 0.0185885 Jy ! Component: 150 - total flux cleaned = 0.0235299 Jy ! Component: 200 - total flux cleaned = 0.0270059 Jy ! Total flux subtracted in 200 components = 0.0270059 Jy ! Clean residual min=-0.001592 max=0.001946 Jy/beam ! Clean residual mean=-0.000003 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.188194 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 54 components and 0.188194 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00248578 Jy ! Component: 100 - total flux cleaned = 0.00434555 Jy ! Component: 150 - total flux cleaned = 0.00587791 Jy ! Component: 200 - total flux cleaned = 0.0071754 Jy ! Total flux subtracted in 200 components = 0.0071754 Jy ! Clean residual min=-0.001432 max=0.001284 Jy/beam ! Clean residual mean=-0.000002 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.19537 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 75 components and 0.19537 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=2.099 mas, bmaj=3.105 mas, bpa=-4.564 degrees ! Estimated noise=0.297555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00182841 Jy ! Component: 100 - total flux cleaned = 0.00294244 Jy ! Component: 150 - total flux cleaned = 0.00385361 Jy ! Component: 200 - total flux cleaned = 0.00461997 Jy ! Total flux subtracted in 200 components = 0.00461997 Jy ! Clean residual min=-0.001431 max=0.001429 Jy/beam ! Clean residual mean=-0.000003 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.19999 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 = 0.000668646 Jy ! Component: 100 - total flux cleaned = 0.00127034 Jy ! Component: 150 - total flux cleaned = 0.00181506 Jy ! Component: 200 - total flux cleaned = 0.00226426 Jy ! Total flux subtracted in 200 components = 0.00226426 Jy ! Clean residual min=-0.001358 max=0.001314 Jy/beam ! Clean residual mean=-0.000002 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.202254 Jy ! Adding 84 model components to the UV plane model. ! The established model now contains 143 components and 0.202254 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8684 mas, bmaj=2.002 mas, bpa=-3.647 degrees ! Estimated noise=0.234793 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.91505e-05 Jy ! Component: 100 - total flux cleaned = 0.000268198 Jy ! Component: 150 - total flux cleaned = 0.000433207 Jy ! Component: 200 - total flux cleaned = 0.000561801 Jy ! Total flux subtracted in 200 components = 0.000561801 Jy ! Clean residual min=-0.001328 max=0.001209 Jy/beam ! Clean residual mean=-0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.202816 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 173 components and 0.202816 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=0.059615Jy sigma=1.205401 ! Fit after self-cal, rms=0.059608Jy sigma=1.205320 wmodel J0833+1123_X_map.mod ! Writing 173 model components to file: J0833+1123_X_map.mod wobs J0833+1123_X_uvs.fits ! Writing UV FITS file: J0833+1123_X_uvs.fits wwins J0833+1123_X_map.win ! wwins: Wrote 5 windows to J0833+1123_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000365222 Jy ! Component: 100 - total flux cleaned = -0.000564696 Jy ! Component: 150 - total flux cleaned = -0.000753921 Jy ! Component: 200 - total flux cleaned = -0.000854791 Jy ! Component: 250 - total flux cleaned = -0.000835427 Jy ! Component: 300 - total flux cleaned = -0.000834991 Jy ! Component: 350 - total flux cleaned = -0.000816285 Jy ! Component: 400 - total flux cleaned = -0.000798037 Jy ! Component: 450 - total flux cleaned = -0.000798096 Jy ! Component: 500 - total flux cleaned = -0.000815276 Jy ! Component: 550 - total flux cleaned = -0.000849405 Jy ! Component: 600 - total flux cleaned = -0.000899732 Jy ! Component: 650 - total flux cleaned = -0.000899557 Jy ! Component: 700 - total flux cleaned = -0.000932084 Jy ! Component: 750 - total flux cleaned = -0.000964274 Jy ! Component: 800 - total flux cleaned = -0.000916544 Jy ! Component: 850 - total flux cleaned = -0.00094817 Jy ! Component: 900 - total flux cleaned = -0.000994624 Jy ! Component: 950 - total flux cleaned = -0.000994175 Jy ! Component: 1000 - total flux cleaned = -0.000948441 Jy ! Component: 1050 - total flux cleaned = -0.000978374 Jy ! Component: 1100 - total flux cleaned = -0.000993234 Jy ! Component: 1150 - total flux cleaned = -0.00100786 Jy ! Component: 1200 - total flux cleaned = -0.000992963 Jy ! Component: 1250 - total flux cleaned = -0.000964065 Jy ! Component: 1300 - total flux cleaned = -0.000921308 Jy ! Component: 1350 - total flux cleaned = -0.000921189 Jy ! Component: 1400 - total flux cleaned = -0.000892883 Jy ! Component: 1450 - total flux cleaned = -0.000865028 Jy ! Component: 1500 - total flux cleaned = -0.000878913 Jy ! Component: 1550 - total flux cleaned = -0.000824112 Jy ! Component: 1600 - total flux cleaned = -0.000810612 Jy ! Component: 1650 - total flux cleaned = -0.000770245 Jy ! Component: 1700 - total flux cleaned = -0.000743703 Jy ! Component: 1750 - total flux cleaned = -0.000730284 Jy ! Component: 1800 - total flux cleaned = -0.000638489 Jy ! Component: 1850 - total flux cleaned = -0.000625461 Jy ! Component: 1900 - total flux cleaned = -0.000612604 Jy ! Component: 1950 - total flux cleaned = -0.000574109 Jy ! Component: 2000 - total flux cleaned = -0.000510631 Jy ! Component: 2050 - total flux cleaned = -0.000485349 Jy ! Component: 2100 - total flux cleaned = -0.000460458 Jy ! Component: 2150 - total flux cleaned = -0.000410812 Jy ! Component: 2200 - total flux cleaned = -0.000361412 Jy ! Component: 2250 - total flux cleaned = -0.000373643 Jy ! Component: 2300 - total flux cleaned = -0.000288635 Jy ! Component: 2350 - total flux cleaned = -0.000276718 Jy ! Component: 2400 - total flux cleaned = -0.000252642 Jy ! Component: 2450 - total flux cleaned = -0.000205001 Jy ! Component: 2500 - total flux cleaned = -0.000204978 Jy ! Component: 2550 - total flux cleaned = -0.000134369 Jy ! Component: 2600 - total flux cleaned = -0.000122885 Jy ! Component: 2650 - total flux cleaned = -0.000145976 Jy ! Component: 2700 - total flux cleaned = -8.84821e-05 Jy ! Component: 2750 - total flux cleaned = -0.000111363 Jy ! Component: 2800 - total flux cleaned = -0.000100062 Jy ! Component: 2850 - total flux cleaned = -5.49558e-05 Jy ! Component: 2900 - total flux cleaned = -7.74009e-05 Jy ! Component: 2950 - total flux cleaned = -8.84874e-05 Jy ! Component: 3000 - total flux cleaned = -6.61586e-05 Jy ! Component: 3050 - total flux cleaned = -2.21828e-05 Jy ! Component: 3100 - total flux cleaned = 1.07842e-05 Jy ! Component: 3150 - total flux cleaned = -1.10145e-05 Jy ! Component: 3200 - total flux cleaned = -2.0029e-07 Jy ! Component: 3250 - total flux cleaned = 1.06344e-05 Jy ! Component: 3300 - total flux cleaned = 5.3469e-05 Jy ! Component: 3350 - total flux cleaned = 6.4056e-05 Jy ! Component: 3400 - total flux cleaned = 7.45193e-05 Jy ! Component: 3450 - total flux cleaned = 8.52196e-05 Jy ! Component: 3500 - total flux cleaned = 8.52464e-05 Jy ! Component: 3550 - total flux cleaned = 0.000116528 Jy ! Component: 3600 - total flux cleaned = 0.00011652 Jy ! Component: 3650 - total flux cleaned = 0.000188679 Jy ! Component: 3700 - total flux cleaned = 0.000178455 Jy ! Component: 3750 - total flux cleaned = 0.000158085 Jy ! Component: 3800 - total flux cleaned = 0.00021895 Jy ! Component: 3850 - total flux cleaned = 0.000219008 Jy ! Component: 3900 - total flux cleaned = 0.00023917 Jy ! Component: 3950 - total flux cleaned = 0.000279116 Jy ! Component: 4000 - total flux cleaned = 0.000299033 Jy ! Component: 4050 - total flux cleaned = 0.000289102 Jy ! Total flux subtracted in 4096 components = 0.000338416 Jy ! Clean residual min=-0.000586 max=0.000638 Jy/beam ! Clean residual mean=-0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.203154 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 471 components and 0.203154 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0833+1123_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8684 x 2.002 at -3.647 degrees (North through East) ! Clean map min=-0.00092496 max=0.12293 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0833+1123_X_map.fits wmodel /vlbi/uf001/uva//J0833+1123_X_map.mod ! Writing 471 model components to file: /vlbi/uf001/uva//J0833+1123_X_map.mod wobs /vlbi/uf001/uva//J0833+1123_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0833+1123_X_uvs.fits wwins /vlbi/uf001/uva//J0833+1123_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J0833+1123_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.122933 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000173021 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.422231 0.422231 0.844462 1.68892 3.37785 6.7557 13.5114 27.0228 54.0456 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.122 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 710.511 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0833+1123_X_dfm.log closed on Mon Jan 14 00:00:06 2019