! Started logfile: /vlbi/uf001/uva//J1644-0743_X_dfm.log on Mon Jan 14 03:51:36 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//J1644-0743_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1644-0743_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.910721 visibilities/baseline/integration-bin. ! Found source: J1644-0743 ! ! 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 28032 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 J1644-0743_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 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018225Jy sigma=23.439008 ! Fit after self-cal, rms=0.840796Jy sigma=19.232649 ! 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=0.6785 mas, bmaj=1.775 mas, bpa=-4.331 degrees ! Estimated noise=0.331126 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 = 0.126104 Jy ! Component: 100 - total flux cleaned = 0.15412 Jy ! Total flux subtracted in 100 components = 0.15412 Jy ! Clean residual min=-0.005150 max=0.009932 Jy/beam ! Clean residual mean=0.000001 rms=0.001280 Jy/beam ! Combined flux in latest and established models = 0.15412 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.15412 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=0.068662Jy sigma=1.417133 ! Fit after self-cal, rms=0.068564Jy sigma=1.416324 ! Inverting map ! Added new window around map position (-1, -2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010733 Jy ! Component: 100 - total flux cleaned = 0.0168796 Jy ! Total flux subtracted in 100 components = 0.0168796 Jy ! Clean residual min=-0.004397 max=0.008080 Jy/beam ! Clean residual mean=0.000000 rms=0.001054 Jy/beam ! Combined flux in latest and established models = 0.171 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.171 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=0.067013Jy sigma=1.359615 ! Fit after self-cal, rms=0.066957Jy sigma=1.357981 ! Inverting map ! Added new window around map position (2, 4.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00673394 Jy ! Component: 100 - total flux cleaned = 0.0107969 Jy ! Total flux subtracted in 100 components = 0.0107969 Jy ! Clean residual min=-0.004307 max=0.006001 Jy/beam ! Clean residual mean=-0.000000 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.181797 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 14 components and 0.181797 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=0.066125Jy sigma=1.336474 ! Fit after self-cal, rms=0.066095Jy sigma=1.335285 ! 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=0.8793 mas, bmaj=2.202 mas, bpa=-4.722 degrees ! Estimated noise=0.194917 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 = 0.0050646 Jy ! Component: 100 - total flux cleaned = 0.00845134 Jy ! Component: 150 - total flux cleaned = 0.0109506 Jy ! Component: 200 - total flux cleaned = 0.0128087 Jy ! Total flux subtracted in 200 components = 0.0128087 Jy ! Clean residual min=-0.004246 max=0.004424 Jy/beam ! Clean residual mean=-0.000002 rms=0.001007 Jy/beam ! Combined flux in latest and established models = 0.194606 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 26 components and 0.194606 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=0.065598Jy sigma=1.323194 ! Fit after self-cal, rms=0.065597Jy sigma=1.322861 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8793 x 2.202 at -4.722 degrees (North through East) ! Clean map min=-0.0041277 max=0.1596 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.02 HN 1.12 KP 1.02 ! LA 1.01 MK 1.03 NL 1.01 OV 0.93 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 1.06 KP 1.02 ! LA 1.02 MK 1.02 NL 1.04 OV 0.95 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 HN 1.05 KP 1.04 ! LA 1.02 MK 1.03 NL 1.01 OV 0.92 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.01 HN 1.05 KP 1.03 ! LA 1.01 MK 1.01 NL 1.00 OV 0.94 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 1.08 KP 1.05 ! LA 0.99 MK 1.01 NL 1.04 OV 0.95 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.06 KP 1.05 ! LA 1.02 MK 1.03 NL 1.02 OV 0.96 ! PT 0.90 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.03 HN 1.04 KP 1.04 ! LA 0.98 MK 1.03 NL 1.01 OV 0.95 ! PT 0.87 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 1.06 KP 1.03 ! LA 1.01 MK 1.01 NL 1.02 OV 0.94 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.09 KP 1.01 ! LA 1.01 MK 1.02 NL 1.00 OV 0.95 ! PT 0.90 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 HN 1.06 KP 1.03 ! LA 1.00 MK 1.04 NL 1.03 OV 0.95 ! PT 0.88 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.05 KP 1.03 ! LA 0.99 MK 1.01 NL 1.05 OV 0.94 ! PT 0.90 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 1.16 KP 1.06 ! LA 1.00 MK 0.99 NL 1.01 OV 0.96 ! PT 0.89 SC 1.01 ! ! ! Fit before self-cal, rms=0.065597Jy sigma=1.322861 ! Fit after self-cal, rms=0.066082Jy sigma=1.284783 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8817 mas, bmaj=2.214 mas, bpa=-4.269 degrees ! Estimated noise=0.195802 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 = -0.00337992 Jy ! Component: 100 - total flux cleaned = -0.005345 Jy ! Component: 150 - total flux cleaned = -0.00601528 Jy ! Component: 200 - total flux cleaned = -0.00651264 Jy ! Total flux subtracted in 200 components = -0.00651264 Jy ! Clean residual min=-0.002373 max=0.003190 Jy/beam ! Clean residual mean=-0.000001 rms=0.000659 Jy/beam ! Combined flux in latest and established models = 0.188093 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 42 components and 0.188093 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=0.065860Jy sigma=1.280097 ! Fit after self-cal, rms=0.065919Jy sigma=1.279501 ! 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=0.065919Jy sigma=1.279501 ! Fit after self-cal, rms=0.069265Jy sigma=1.257092 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8813 mas, bmaj=2.215 mas, bpa=-4.162 degrees ! Estimated noise=0.195833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00245966 Jy ! Component: 100 - total flux cleaned = -0.0038135 Jy ! Component: 150 - total flux cleaned = -0.00418357 Jy ! Component: 200 - total flux cleaned = -0.00437889 Jy ! Total flux subtracted in 200 components = -0.00437889 Jy ! Clean residual min=-0.001625 max=0.001551 Jy/beam ! Clean residual mean=0.000000 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.183714 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.183714 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=0.069167Jy sigma=1.254344 ! Fit after self-cal, rms=0.069214Jy sigma=1.254189 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 = -0.000269813 Jy ! Component: 100 - total flux cleaned = -0.000316388 Jy ! Component: 150 - total flux cleaned = -0.000378168 Jy ! Component: 200 - total flux cleaned = -0.00044974 Jy ! Total flux subtracted in 200 components = -0.00044974 Jy ! Clean residual min=-0.001631 max=0.001531 Jy/beam ! Clean residual mean=0.000000 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.183264 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 55 components and 0.183264 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=0.069203Jy sigma=1.253812 ! Fit after self-cal, rms=0.069202Jy sigma=1.253802 ! 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=0.069202Jy sigma=1.253802 ! Fit after self-cal, rms=0.071947Jy sigma=1.251414 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8802 mas, bmaj=2.214 mas, bpa=-4.089 degrees ! Estimated noise=0.19584 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00161169 Jy ! Component: 100 - total flux cleaned = -0.00244688 Jy ! Component: 150 - total flux cleaned = -0.00265147 Jy ! Component: 200 - total flux cleaned = -0.00277242 Jy ! Total flux subtracted in 200 components = -0.00277242 Jy ! Clean residual min=-0.001204 max=0.001426 Jy/beam ! Clean residual mean=0.000001 rms=0.000305 Jy/beam ! Combined flux in latest and established models = 0.180492 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.180492 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=0.071898Jy sigma=1.250275 ! Fit after self-cal, rms=0.071918Jy sigma=1.250227 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 (20.6, -8.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128872 Jy ! Component: 100 - total flux cleaned = 0.00154512 Jy ! Component: 150 - total flux cleaned = 0.00161495 Jy ! Component: 200 - total flux cleaned = 0.00165623 Jy ! Total flux subtracted in 200 components = 0.00165623 Jy ! Clean residual min=-0.001214 max=0.001267 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.182148 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 75 components and 0.182148 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=0.071887Jy sigma=1.249510 ! Fit after self-cal, rms=0.071883Jy sigma=1.249481 ! Inverting map ! Added new window around map position (5, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000731103 Jy ! Component: 100 - total flux cleaned = 0.000839797 Jy ! Component: 150 - total flux cleaned = 0.000974823 Jy ! Component: 200 - total flux cleaned = 0.00099562 Jy ! Total flux subtracted in 200 components = 0.00099562 Jy ! Clean residual min=-0.001187 max=0.001259 Jy/beam ! Clean residual mean=0.000001 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.183144 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 90 components and 0.183144 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=0.071851Jy sigma=1.248942 ! Fit after self-cal, rms=0.071849Jy sigma=1.248924 ! Inverting map ! Added new window around map position (-15.2, -29.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000687195 Jy ! Component: 100 - total flux cleaned = 0.000781359 Jy ! Component: 150 - total flux cleaned = 0.000843093 Jy ! Component: 200 - total flux cleaned = 0.00080447 Jy ! Total flux subtracted in 200 components = 0.00080447 Jy ! Clean residual min=-0.001095 max=0.001026 Jy/beam ! Clean residual mean=0.000001 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.183948 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 107 components and 0.183948 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=0.071828Jy sigma=1.248394 ! Fit after self-cal, rms=0.071825Jy sigma=1.248373 ! 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=0.071825Jy sigma=1.248373 ! Fit after self-cal, rms=0.072106Jy sigma=1.247892 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.264 mas, bmaj=4.026 mas, bpa=2.8 degrees ! Estimated noise=0.244999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000968806 Jy ! Component: 100 - total flux cleaned = -0.00102725 Jy ! Component: 150 - total flux cleaned = -0.0009669 Jy ! Component: 200 - total flux cleaned = -0.000892022 Jy ! Total flux subtracted in 200 components = -0.000892022 Jy ! Clean residual min=-0.001121 max=0.001134 Jy/beam ! Clean residual mean=0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.183056 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 122 components and 0.183056 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=0.072097Jy sigma=1.247747 ! Fit after self-cal, rms=0.072103Jy sigma=1.247714 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 = -1.92793e-06 Jy ! Component: 100 - total flux cleaned = 6.34645e-05 Jy ! Component: 150 - total flux cleaned = 9.40914e-05 Jy ! Component: 200 - total flux cleaned = 0.000108284 Jy ! Total flux subtracted in 200 components = 0.000108284 Jy ! Clean residual min=-0.001089 max=0.001118 Jy/beam ! Clean residual mean=0.000001 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.183164 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 129 components and 0.183164 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=0.072100Jy sigma=1.247703 ! Fit after self-cal, rms=0.072100Jy sigma=1.247694 ! 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=0.8796 mas, bmaj=2.214 mas, bpa=-4.06 degrees ! Estimated noise=0.195594 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8796 x 2.214 at -4.06 degrees (North through East) ! Clean map min=-0.00096262 max=0.16157 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=0.6783 mas, bmaj=1.782 mas, bpa=-3.557 degrees ! Estimated noise=0.332939 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.126727 Jy ! Component: 100 - total flux cleaned = 0.154515 Jy ! Component: 150 - total flux cleaned = 0.162872 Jy ! Component: 200 - total flux cleaned = 0.167426 Jy ! Total flux subtracted in 200 components = 0.167426 Jy ! Clean residual min=-0.002160 max=0.003070 Jy/beam ! Clean residual mean=0.000001 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.167426 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 0.167426 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8796 mas, bmaj=2.214 mas, bpa=-4.06 degrees ! Estimated noise=0.195594 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 = 0.00409987 Jy ! Component: 100 - total flux cleaned = 0.00645929 Jy ! Component: 150 - total flux cleaned = 0.00811254 Jy ! Component: 200 - total flux cleaned = 0.00929682 Jy ! Total flux subtracted in 200 components = 0.00929682 Jy ! Clean residual min=-0.001215 max=0.001392 Jy/beam ! Clean residual mean=0.000000 rms=0.000300 Jy/beam ! Combined flux in latest and established models = 0.176723 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 35 components and 0.176723 Jy ! Inverting map ! Added new window around map position (-1.2, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00144518 Jy ! Component: 100 - total flux cleaned = 0.0023005 Jy ! Component: 150 - total flux cleaned = 0.00303896 Jy ! Component: 200 - total flux cleaned = 0.00356377 Jy ! Total flux subtracted in 200 components = 0.00356377 Jy ! Clean residual min=-0.001108 max=0.001153 Jy/beam ! Clean residual mean=0.000000 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.180287 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 55 components and 0.180287 Jy ! Inverting map ! Added new window around map position (1.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00105348 Jy ! Component: 100 - total flux cleaned = 0.00134804 Jy ! Component: 150 - total flux cleaned = 0.00161274 Jy ! Component: 200 - total flux cleaned = 0.00185367 Jy ! Total flux subtracted in 200 components = 0.00185367 Jy ! Clean residual min=-0.001004 max=0.001052 Jy/beam ! Clean residual mean=0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.182141 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 74 components and 0.182141 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=2.264 mas, bmaj=4.026 mas, bpa=2.8 degrees ! Estimated noise=0.244999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000465166 Jy ! Component: 100 - total flux cleaned = 0.000621223 Jy ! Component: 150 - total flux cleaned = 0.000726425 Jy ! Component: 200 - total flux cleaned = 0.000790956 Jy ! Total flux subtracted in 200 components = 0.000790956 Jy ! Clean residual min=-0.001126 max=0.001150 Jy/beam ! Clean residual mean=0.000000 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.182932 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 = 3.0947e-05 Jy ! Component: 100 - total flux cleaned = 5.99311e-05 Jy ! Component: 150 - total flux cleaned = 5.99806e-05 Jy ! Component: 200 - total flux cleaned = 7.2996e-05 Jy ! Total flux subtracted in 200 components = 7.2996e-05 Jy ! Clean residual min=-0.001098 max=0.001132 Jy/beam ! Clean residual mean=0.000000 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.183005 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 106 components and 0.183005 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8796 mas, bmaj=2.214 mas, bpa=-4.06 degrees ! Estimated noise=0.195594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000280511 Jy ! Component: 100 - total flux cleaned = -0.000240347 Jy ! Component: 150 - total flux cleaned = -0.000203346 Jy ! Component: 200 - total flux cleaned = -0.000204082 Jy ! Total flux subtracted in 200 components = -0.000204082 Jy ! Clean residual min=-0.000958 max=0.001041 Jy/beam ! Clean residual mean=0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.1828 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 124 components and 0.182801 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=0.072074Jy sigma=1.246895 ! Fit after self-cal, rms=0.072060Jy sigma=1.246793 wmodel J1644-0743_X_map.mod ! Writing 124 model components to file: J1644-0743_X_map.mod wobs J1644-0743_X_uvs.fits ! Writing UV FITS file: J1644-0743_X_uvs.fits wwins J1644-0743_X_map.win ! wwins: Wrote 8 windows to J1644-0743_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 = 4.02969e-05 Jy ! Component: 100 - total flux cleaned = 0.000160414 Jy ! Component: 150 - total flux cleaned = 0.000210194 Jy ! Component: 200 - total flux cleaned = 0.000210288 Jy ! Component: 250 - total flux cleaned = 0.000226348 Jy ! Component: 300 - total flux cleaned = 0.000211137 Jy ! Component: 350 - total flux cleaned = 0.000211186 Jy ! Component: 400 - total flux cleaned = 0.000166646 Jy ! Component: 450 - total flux cleaned = 0.000166394 Jy ! Component: 500 - total flux cleaned = 0.000152038 Jy ! Component: 550 - total flux cleaned = 0.000179913 Jy ! Component: 600 - total flux cleaned = 0.000234677 Jy ! Component: 650 - total flux cleaned = 0.000288558 Jy ! Component: 700 - total flux cleaned = 0.000301574 Jy ! Component: 750 - total flux cleaned = 0.000327898 Jy ! Component: 800 - total flux cleaned = 0.000366846 Jy ! Component: 850 - total flux cleaned = 0.000379796 Jy ! Component: 900 - total flux cleaned = 0.000417895 Jy ! Component: 950 - total flux cleaned = 0.000430505 Jy ! Component: 1000 - total flux cleaned = 0.000467653 Jy ! Component: 1050 - total flux cleaned = 0.000467588 Jy ! Component: 1100 - total flux cleaned = 0.00050414 Jy ! Component: 1150 - total flux cleaned = 0.000552261 Jy ! Component: 1200 - total flux cleaned = 0.000540322 Jy ! Component: 1250 - total flux cleaned = 0.000587479 Jy ! Component: 1300 - total flux cleaned = 0.000622436 Jy ! Component: 1350 - total flux cleaned = 0.00063389 Jy ! Component: 1400 - total flux cleaned = 0.000622461 Jy ! Component: 1450 - total flux cleaned = 0.000679035 Jy ! Component: 1500 - total flux cleaned = 0.000690089 Jy ! Component: 1550 - total flux cleaned = 0.00067892 Jy ! Component: 1600 - total flux cleaned = 0.00066796 Jy ! Component: 1650 - total flux cleaned = 0.000667865 Jy ! Component: 1700 - total flux cleaned = 0.000678766 Jy ! Component: 1750 - total flux cleaned = 0.000689457 Jy ! Component: 1800 - total flux cleaned = 0.000678824 Jy ! Component: 1850 - total flux cleaned = 0.000657772 Jy ! Component: 1900 - total flux cleaned = 0.00064727 Jy ! Component: 1950 - total flux cleaned = 0.000636943 Jy ! Component: 2000 - total flux cleaned = 0.000637057 Jy ! Component: 2050 - total flux cleaned = 0.000657576 Jy ! Component: 2100 - total flux cleaned = 0.000657556 Jy ! Component: 2150 - total flux cleaned = 0.000647421 Jy ! Component: 2200 - total flux cleaned = 0.000687545 Jy ! Component: 2250 - total flux cleaned = 0.000687699 Jy ! Component: 2300 - total flux cleaned = 0.00070737 Jy ! Component: 2350 - total flux cleaned = 0.00069749 Jy ! Component: 2400 - total flux cleaned = 0.00074629 Jy ! Component: 2450 - total flux cleaned = 0.000717229 Jy ! Component: 2500 - total flux cleaned = 0.000726827 Jy ! Component: 2550 - total flux cleaned = 0.000755512 Jy ! Component: 2600 - total flux cleaned = 0.000736472 Jy ! Component: 2650 - total flux cleaned = 0.000736478 Jy ! Component: 2700 - total flux cleaned = 0.00070846 Jy ! Component: 2750 - total flux cleaned = 0.000801461 Jy ! Component: 2800 - total flux cleaned = 0.000764429 Jy ! Component: 2850 - total flux cleaned = 0.000764435 Jy ! Component: 2900 - total flux cleaned = 0.000773582 Jy ! Component: 2950 - total flux cleaned = 0.000764552 Jy ! Component: 3000 - total flux cleaned = 0.000800646 Jy ! Component: 3050 - total flux cleaned = 0.000809642 Jy ! Component: 3100 - total flux cleaned = 0.000827388 Jy ! Component: 3150 - total flux cleaned = 0.00086282 Jy ! Component: 3200 - total flux cleaned = 0.00090675 Jy ! Component: 3250 - total flux cleaned = 0.000915491 Jy ! Component: 3300 - total flux cleaned = 0.000915448 Jy ! Component: 3350 - total flux cleaned = 0.00088084 Jy ! Component: 3400 - total flux cleaned = 0.000906692 Jy ! Component: 3450 - total flux cleaned = 0.000923791 Jy ! Component: 3500 - total flux cleaned = 0.000957812 Jy ! Component: 3550 - total flux cleaned = 0.000915621 Jy ! Component: 3600 - total flux cleaned = 0.000940785 Jy ! Component: 3650 - total flux cleaned = 0.000932417 Jy ! Component: 3700 - total flux cleaned = 0.000940694 Jy ! Component: 3750 - total flux cleaned = 0.000940666 Jy ! Component: 3800 - total flux cleaned = 0.000932437 Jy ! Component: 3850 - total flux cleaned = 0.000965232 Jy ! Component: 3900 - total flux cleaned = 0.00094896 Jy ! Component: 3950 - total flux cleaned = 0.000981467 Jy ! Component: 4000 - total flux cleaned = 0.000973411 Jy ! Component: 4050 - total flux cleaned = 0.000957325 Jy ! Total flux subtracted in 4096 components = 0.000997287 Jy ! Clean residual min=-0.000453 max=0.000501 Jy/beam ! Clean residual mean=-0.000000 rms=0.000142 Jy/beam ! Combined flux in latest and established models = 0.183798 Jy keep ! Adding 303 model components to the UV plane model. ! The established model now contains 427 components and 0.183798 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1644-0743_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8796 x 2.214 at -4.06 degrees (North through East) ! Clean map min=-0.00073491 max=0.16271 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1644-0743_X_map.fits wmodel /vlbi/uf001/uva//J1644-0743_X_map.mod ! Writing 427 model components to file: /vlbi/uf001/uva//J1644-0743_X_map.mod wobs /vlbi/uf001/uva//J1644-0743_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1644-0743_X_uvs.fits wwins /vlbi/uf001/uva//J1644-0743_X_map.win ! wwins: Wrote 9 windows to /vlbi/uf001/uva//J1644-0743_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.162714 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000141882 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.261592 0.261592 0.523183 1.04637 2.09273 4.18546 8.37093 16.7419 33.4837 66.9674 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.162 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1146.83 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1644-0743_X_dfm.log closed on Mon Jan 14 03:51:42 2019