! Started logfile: /vlbi/uf001/uva//J2241+4120_X_dfm.log on Mon Jan 14 06:21:23 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//J2241+4120_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2241+4120_X_uva.fits ! AN table 1: 90 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.797531 visibilities/baseline/integration-bin. ! Found source: J2241+4120 ! ! 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 38760 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 J2241+4120_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 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009759Jy sigma=22.331053 ! Fit after self-cal, rms=0.864321Jy sigma=19.044036 ! 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=0.717 mas, bmaj=1.185 mas, bpa=-4.853 degrees ! Estimated noise=0.352745 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 = 0.101474 Jy ! Component: 100 - total flux cleaned = 0.132904 Jy ! Total flux subtracted in 100 components = 0.132904 Jy ! Clean residual min=-0.004147 max=0.013039 Jy/beam ! Clean residual mean=0.000004 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 0.132904 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.132904 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=0.061324Jy sigma=1.323516 ! Fit after self-cal, rms=0.061245Jy sigma=1.321269 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0137648 Jy ! Component: 100 - total flux cleaned = 0.020405 Jy ! Total flux subtracted in 100 components = 0.020405 Jy ! Clean residual min=-0.003390 max=0.005524 Jy/beam ! Clean residual mean=0.000002 rms=0.000790 Jy/beam ! Combined flux in latest and established models = 0.153309 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 14 components and 0.153309 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=0.057692Jy sigma=1.229584 ! Fit after self-cal, rms=0.057677Jy sigma=1.229067 ! Inverting map ! Added new window around map position (-0.2, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00543612 Jy ! Component: 100 - total flux cleaned = 0.00916883 Jy ! Total flux subtracted in 100 components = 0.00916883 Jy ! Clean residual min=-0.003103 max=0.004168 Jy/beam ! Clean residual mean=0.000002 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.162478 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.162478 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=0.056986Jy sigma=1.210033 ! Fit after self-cal, rms=0.056956Jy sigma=1.209302 ! 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=0.9061 mas, bmaj=1.513 mas, bpa=-3.19 degrees ! Estimated noise=0.165217 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 (-1.6, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00575508 Jy ! Component: 100 - total flux cleaned = 0.00938914 Jy ! Component: 150 - total flux cleaned = 0.0120628 Jy ! Component: 200 - total flux cleaned = 0.0135758 Jy ! Total flux subtracted in 200 components = 0.0135758 Jy ! Clean residual min=-0.003004 max=0.004244 Jy/beam ! Clean residual mean=-0.000001 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.176054 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 62 components and 0.176054 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=0.056340Jy sigma=1.191869 ! Fit after self-cal, rms=0.056289Jy sigma=1.190590 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9061 x 1.513 at -3.19 degrees (North through East) ! Clean map min=-0.00285 max=0.13529 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.95 KP 1.01 ! LA 0.95 MK 1.01 NL 1.14 OV 0.91 ! PT 0.98 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.96 KP 1.01 ! LA 0.94 MK 1.01 NL 1.13 OV 0.91 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.94 KP 1.02 ! LA 0.92 MK 1.02 NL 1.14 OV 0.92 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.96 KP 1.01 ! LA 0.93 MK 1.02 NL 1.12 OV 0.91 ! PT 1.00 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.95 KP 1.00 ! LA 0.94 MK 1.00 NL 1.12 OV 0.93 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.96 KP 1.00 ! LA 0.94 MK 0.99 NL 1.12 OV 0.92 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.92 KP 1.01 ! LA 0.95 MK 1.03 NL 1.12 OV 0.94 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.97 KP 1.00 ! LA 0.96 MK 1.01 NL 1.14 OV 0.92 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.97 KP 1.02 ! LA 0.95 MK 1.02 NL 1.14 OV 0.91 ! PT 1.01 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 0.96 KP 1.02 ! LA 0.96 MK 1.02 NL 1.12 OV 0.91 ! PT 0.98 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.00 HN 0.97 KP 1.02 ! LA 0.94 MK 0.98 NL 1.12 OV 0.90 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.93 KP 1.02 ! LA 0.95 MK 1.00 NL 1.16 OV 0.92 ! PT 0.99 SC 0.98 ! ! ! Fit before self-cal, rms=0.056289Jy sigma=1.190590 ! Fit after self-cal, rms=0.054827Jy sigma=1.159934 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9067 mas, bmaj=1.522 mas, bpa=-3.091 degrees ! Estimated noise=0.164678 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 = -0.00134679 Jy ! Component: 100 - total flux cleaned = -0.00145273 Jy ! Component: 150 - total flux cleaned = -0.00157534 Jy ! Component: 200 - total flux cleaned = -0.00164239 Jy ! Total flux subtracted in 200 components = -0.00164239 Jy ! Clean residual min=-0.001486 max=0.001469 Jy/beam ! Clean residual mean=-0.000000 rms=0.000323 Jy/beam ! Combined flux in latest and established models = 0.174412 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 73 components and 0.174412 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=0.054735Jy sigma=1.157996 ! Fit after self-cal, rms=0.054776Jy sigma=1.157604 ! 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=0.054776Jy sigma=1.157604 ! Fit after self-cal, rms=0.054784Jy sigma=1.151882 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9071 mas, bmaj=1.521 mas, bpa=-3.105 degrees ! Estimated noise=0.16473 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000681944 Jy ! Component: 100 - total flux cleaned = -0.000962566 Jy ! Component: 150 - total flux cleaned = -0.00108513 Jy ! Component: 200 - total flux cleaned = -0.00121279 Jy ! Total flux subtracted in 200 components = -0.00121279 Jy ! Clean residual min=-0.001096 max=0.001061 Jy/beam ! Clean residual mean=-0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.173199 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 85 components and 0.173199 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=0.054752Jy sigma=1.151244 ! Fit after self-cal, rms=0.054759Jy sigma=1.151151 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 = -0.000193655 Jy ! Component: 100 - total flux cleaned = -0.000289178 Jy ! Component: 150 - total flux cleaned = -0.000356863 Jy ! Component: 200 - total flux cleaned = -0.000418767 Jy ! Total flux subtracted in 200 components = -0.000418767 Jy ! Clean residual min=-0.001028 max=0.001030 Jy/beam ! Clean residual mean=-0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.17278 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 90 components and 0.17278 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=0.054746Jy sigma=1.150923 ! Fit after self-cal, rms=0.054745Jy sigma=1.150905 ! 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=0.054745Jy sigma=1.150905 ! Fit after self-cal, rms=0.054710Jy sigma=1.150761 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9057 mas, bmaj=1.521 mas, bpa=-3.074 degrees ! Estimated noise=0.16465 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000242342 Jy ! Component: 100 - total flux cleaned = -0.00036199 Jy ! Component: 150 - total flux cleaned = -0.000464845 Jy ! Component: 200 - total flux cleaned = -0.000540843 Jy ! Total flux subtracted in 200 components = -0.000540843 Jy ! Clean residual min=-0.000930 max=0.000988 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.172239 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 95 components and 0.172239 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=0.054697Jy sigma=1.150507 ! Fit after self-cal, rms=0.054696Jy sigma=1.150485 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 (-15.4, -23.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000843113 Jy ! Component: 100 - total flux cleaned = 0.00123902 Jy ! Component: 150 - total flux cleaned = 0.00125563 Jy ! Component: 200 - total flux cleaned = 0.00125582 Jy ! Total flux subtracted in 200 components = 0.00125582 Jy ! Clean residual min=-0.000901 max=0.000931 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.173495 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 114 components and 0.173495 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=0.054679Jy sigma=1.150125 ! Fit after self-cal, rms=0.054679Jy sigma=1.150111 ! Inverting map ! Added new window around map position (11, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000855816 Jy ! Component: 100 - total flux cleaned = 0.000900633 Jy ! Component: 150 - total flux cleaned = 0.000931541 Jy ! Component: 200 - total flux cleaned = 0.000916362 Jy ! Total flux subtracted in 200 components = 0.000916362 Jy ! Clean residual min=-0.000972 max=0.000878 Jy/beam ! Clean residual mean=-0.000001 rms=0.000199 Jy/beam ! Combined flux in latest and established models = 0.174411 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 128 components and 0.174411 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=0.054662Jy sigma=1.149766 ! Fit after self-cal, rms=0.054661Jy sigma=1.149736 ! 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=0.054661Jy sigma=1.149736 ! Fit after self-cal, rms=0.054629Jy sigma=1.149646 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.217 mas, bmaj=2.515 mas, bpa=-1.051 degrees ! Estimated noise=0.208437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.48743e-05 Jy ! Component: 100 - total flux cleaned = 0.000366291 Jy ! Component: 150 - total flux cleaned = 0.000568936 Jy ! Component: 200 - total flux cleaned = 0.000725798 Jy ! Total flux subtracted in 200 components = 0.000725798 Jy ! Clean residual min=-0.000945 max=0.001065 Jy/beam ! Clean residual mean=-0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.175137 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 146 components and 0.175137 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=0.054626Jy sigma=1.149540 ! Fit after self-cal, rms=0.054626Jy sigma=1.149517 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 (5, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000981068 Jy ! Component: 100 - total flux cleaned = 0.00153685 Jy ! Component: 150 - total flux cleaned = 0.00190413 Jy ! Component: 200 - total flux cleaned = 0.00212652 Jy ! Total flux subtracted in 200 components = 0.00212652 Jy ! Clean residual min=-0.000886 max=0.000906 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.177264 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 176 components and 0.177264 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=0.054611Jy sigma=1.149193 ! Fit after self-cal, rms=0.054610Jy sigma=1.149167 ! 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=0.9047 mas, bmaj=1.52 mas, bpa=-3.035 degrees ! Estimated noise=0.164593 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9047 x 1.52 at -3.035 degrees (North through East) ! Clean map min=-0.00082702 max=0.13486 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=0.7161 mas, bmaj=1.186 mas, bpa=-4.723 degrees ! Estimated noise=0.350243 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100628 Jy ! Component: 100 - total flux cleaned = 0.132788 Jy ! Component: 150 - total flux cleaned = 0.146483 Jy ! Component: 200 - total flux cleaned = 0.153044 Jy ! Total flux subtracted in 200 components = 0.153044 Jy ! Clean residual min=-0.002245 max=0.003230 Jy/beam ! Clean residual mean=0.000001 rms=0.000516 Jy/beam ! Combined flux in latest and established models = 0.153044 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.153044 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9047 mas, bmaj=1.52 mas, bpa=-3.035 degrees ! Estimated noise=0.164593 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.2, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00606849 Jy ! Component: 100 - total flux cleaned = 0.00978568 Jy ! Component: 150 - total flux cleaned = 0.0123289 Jy ! Component: 200 - total flux cleaned = 0.0141762 Jy ! Total flux subtracted in 200 components = 0.0141762 Jy ! Clean residual min=-0.000956 max=0.001105 Jy/beam ! Clean residual mean=-0.000001 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.167221 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 45 components and 0.167221 Jy ! Inverting map ! Added new window around map position (-4.6, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014451 Jy ! Component: 100 - total flux cleaned = 0.0026456 Jy ! Component: 150 - total flux cleaned = 0.00367567 Jy ! Component: 200 - total flux cleaned = 0.00457124 Jy ! Total flux subtracted in 200 components = 0.00457124 Jy ! Clean residual min=-0.000827 max=0.000816 Jy/beam ! Clean residual mean=-0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.171792 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 69 components and 0.171792 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=2.217 mas, bmaj=2.515 mas, bpa=-1.051 degrees ! Estimated noise=0.208437 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126576 Jy ! Component: 100 - total flux cleaned = 0.00218478 Jy ! Component: 150 - total flux cleaned = 0.00292005 Jy ! Component: 200 - total flux cleaned = 0.0035316 Jy ! Total flux subtracted in 200 components = 0.0035316 Jy ! Clean residual min=-0.000868 max=0.000849 Jy/beam ! Clean residual mean=-0.000002 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.175324 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 = 0.00052529 Jy ! Component: 100 - total flux cleaned = 0.000985238 Jy ! Component: 150 - total flux cleaned = 0.00139248 Jy ! Component: 200 - total flux cleaned = 0.00171404 Jy ! Total flux subtracted in 200 components = 0.00171404 Jy ! Clean residual min=-0.000853 max=0.000865 Jy/beam ! Clean residual mean=-0.000002 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.177038 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 159 components and 0.177038 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9047 mas, bmaj=1.52 mas, bpa=-3.035 degrees ! Estimated noise=0.164593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000123054 Jy ! Component: 100 - total flux cleaned = 0.000392737 Jy ! Component: 150 - total flux cleaned = 0.000507238 Jy ! Component: 200 - total flux cleaned = 0.000595322 Jy ! Total flux subtracted in 200 components = 0.000595322 Jy ! Clean residual min=-0.000796 max=0.000738 Jy/beam ! Clean residual mean=-0.000001 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.177633 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 184 components and 0.177633 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=0.054594Jy sigma=1.148897 ! Fit after self-cal, rms=0.054589Jy sigma=1.148823 wmodel J2241+4120_X_map.mod ! Writing 184 model components to file: J2241+4120_X_map.mod wobs J2241+4120_X_uvs.fits ! Writing UV FITS file: J2241+4120_X_uvs.fits wwins J2241+4120_X_map.win ! wwins: Wrote 8 windows to J2241+4120_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -8.6068e-05 Jy ! Component: 100 - total flux cleaned = -0.000138885 Jy ! Component: 150 - total flux cleaned = -0.000150957 Jy ! Component: 200 - total flux cleaned = -0.000222423 Jy ! Component: 250 - total flux cleaned = -0.0003154 Jy ! Component: 300 - total flux cleaned = -0.000394864 Jy ! Component: 350 - total flux cleaned = -0.000494799 Jy ! Component: 400 - total flux cleaned = -0.000538467 Jy ! Component: 450 - total flux cleaned = -0.00055997 Jy ! Component: 500 - total flux cleaned = -0.00059168 Jy ! Component: 550 - total flux cleaned = -0.000612419 Jy ! Component: 600 - total flux cleaned = -0.00061243 Jy ! Component: 650 - total flux cleaned = -0.000632673 Jy ! Component: 700 - total flux cleaned = -0.000623042 Jy ! Component: 750 - total flux cleaned = -0.000623014 Jy ! Component: 800 - total flux cleaned = -0.000623115 Jy ! Component: 850 - total flux cleaned = -0.000594464 Jy ! Component: 900 - total flux cleaned = -0.00058501 Jy ! Component: 950 - total flux cleaned = -0.000547346 Jy ! Component: 1000 - total flux cleaned = -0.000528513 Jy ! Component: 1050 - total flux cleaned = -0.000473177 Jy ! Component: 1100 - total flux cleaned = -0.000464072 Jy ! Component: 1150 - total flux cleaned = -0.000454852 Jy ! Component: 1200 - total flux cleaned = -0.000373966 Jy ! Component: 1250 - total flux cleaned = -0.000365066 Jy ! Component: 1300 - total flux cleaned = -0.000347364 Jy ! Component: 1350 - total flux cleaned = -0.000286054 Jy ! Component: 1400 - total flux cleaned = -0.000260083 Jy ! Component: 1450 - total flux cleaned = -0.000268692 Jy ! Component: 1500 - total flux cleaned = -0.00026019 Jy ! Component: 1550 - total flux cleaned = -0.000226194 Jy ! Component: 1600 - total flux cleaned = -0.000209262 Jy ! Component: 1650 - total flux cleaned = -0.000192492 Jy ! Component: 1700 - total flux cleaned = -0.000184248 Jy ! Component: 1750 - total flux cleaned = -0.000175985 Jy ! Component: 1800 - total flux cleaned = -0.000167754 Jy ! Component: 1850 - total flux cleaned = -0.000151482 Jy ! Component: 1900 - total flux cleaned = -0.000191908 Jy ! Component: 1950 - total flux cleaned = -0.000151738 Jy ! Component: 2000 - total flux cleaned = -0.000159632 Jy ! Component: 2050 - total flux cleaned = -0.000159602 Jy ! Component: 2100 - total flux cleaned = -0.000128054 Jy ! Component: 2150 - total flux cleaned = -0.00014384 Jy ! Component: 2200 - total flux cleaned = -0.000136064 Jy ! Component: 2250 - total flux cleaned = -0.000135991 Jy ! Component: 2300 - total flux cleaned = -0.000135969 Jy ! Component: 2350 - total flux cleaned = -0.000128335 Jy ! Component: 2400 - total flux cleaned = -0.000135916 Jy ! Component: 2450 - total flux cleaned = -0.00013593 Jy ! Component: 2500 - total flux cleaned = -0.000120783 Jy ! Component: 2550 - total flux cleaned = -0.000135706 Jy ! Component: 2600 - total flux cleaned = -0.000120769 Jy ! Component: 2650 - total flux cleaned = -9.8522e-05 Jy ! Component: 2700 - total flux cleaned = -0.000105852 Jy ! Component: 2750 - total flux cleaned = -9.11875e-05 Jy ! Component: 2800 - total flux cleaned = -7.66524e-05 Jy ! Component: 2850 - total flux cleaned = -7.66188e-05 Jy ! Component: 2900 - total flux cleaned = -8.37873e-05 Jy ! Component: 2950 - total flux cleaned = -7.66652e-05 Jy ! Component: 3000 - total flux cleaned = -8.38031e-05 Jy ! Component: 3050 - total flux cleaned = -6.96654e-05 Jy ! Component: 3100 - total flux cleaned = -7.66642e-05 Jy ! Component: 3150 - total flux cleaned = -0.000104721 Jy ! Component: 3200 - total flux cleaned = -9.77855e-05 Jy ! Component: 3250 - total flux cleaned = -0.000111694 Jy ! Component: 3300 - total flux cleaned = -9.09386e-05 Jy ! Component: 3350 - total flux cleaned = -9.78425e-05 Jy ! Component: 3400 - total flux cleaned = -0.000104738 Jy ! Component: 3450 - total flux cleaned = -0.0001252 Jy ! Component: 3500 - total flux cleaned = -0.000111645 Jy ! Component: 3550 - total flux cleaned = -0.000104867 Jy ! Component: 3600 - total flux cleaned = -9.14116e-05 Jy ! Component: 3650 - total flux cleaned = -0.000104806 Jy ! Component: 3700 - total flux cleaned = -9.8133e-05 Jy ! Component: 3750 - total flux cleaned = -9.15613e-05 Jy ! Component: 3800 - total flux cleaned = -0.000117968 Jy ! Component: 3850 - total flux cleaned = -0.000137651 Jy ! Component: 3900 - total flux cleaned = -0.000124535 Jy ! Component: 3950 - total flux cleaned = -9.85098e-05 Jy ! Component: 4000 - total flux cleaned = -0.000124444 Jy ! Component: 4050 - total flux cleaned = -0.000156744 Jy ! Total flux subtracted in 4096 components = -0.000150336 Jy ! Clean residual min=-0.000389 max=0.000533 Jy/beam ! Clean residual mean=-0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.177483 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 518 components and 0.177483 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2241+4120_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9047 x 1.52 at -3.035 degrees (North through East) ! Clean map min=-0.00056389 max=0.13492 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2241+4120_X_map.fits wmodel /vlbi/uf001/uva//J2241+4120_X_map.mod ! Writing 518 model components to file: /vlbi/uf001/uva//J2241+4120_X_map.mod wobs /vlbi/uf001/uva//J2241+4120_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2241+4120_X_uvs.fits wwins /vlbi/uf001/uva//J2241+4120_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J2241+4120_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.134915 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109264 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242961 0.242961 0.485921 0.971843 1.94369 3.88737 7.77474 15.5495 31.099 62.1979 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.134 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1234.77 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2241+4120_X_dfm.log closed on Mon Jan 14 06:21:29 2019