! Started logfile: /vlbi/uf001/uva//J1738-1503_X_dfm.log on Mon Jan 14 04:15:56 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//J1738-1503_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1738-1503_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.837037 visibilities/baseline/integration-bin. ! Found source: J1738-1503 ! ! 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 18984 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 J1738-1503_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 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 102 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.016661Jy sigma=20.708690 ! Fit after self-cal, rms=0.847942Jy sigma=17.223800 ! 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=0.5973 mas, bmaj=1.62 mas, bpa=-3.656 degrees ! Estimated noise=0.45707 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 = 0.117294 Jy ! Component: 100 - total flux cleaned = 0.143308 Jy ! Total flux subtracted in 100 components = 0.143308 Jy ! Clean residual min=-0.006944 max=0.013060 Jy/beam ! Clean residual mean=-0.000014 rms=0.001442 Jy/beam ! Combined flux in latest and established models = 0.143308 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.143308 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=0.071819Jy sigma=1.406641 ! Fit after self-cal, rms=0.071800Jy sigma=1.406165 ! Inverting map ! Added new window around map position (0.8, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012683 Jy ! Component: 100 - total flux cleaned = 0.0201942 Jy ! Total flux subtracted in 100 components = 0.0201942 Jy ! Clean residual min=-0.006423 max=0.010521 Jy/beam ! Clean residual mean=-0.000010 rms=0.001214 Jy/beam ! Combined flux in latest and established models = 0.163502 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.163502 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=0.068514Jy sigma=1.332811 ! Fit after self-cal, rms=0.068279Jy sigma=1.328593 ! Inverting map ! Added new window around map position (1.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00790198 Jy ! Component: 100 - total flux cleaned = 0.0127466 Jy ! Total flux subtracted in 100 components = 0.0127466 Jy ! Clean residual min=-0.005736 max=0.008172 Jy/beam ! Clean residual mean=-0.000009 rms=0.001080 Jy/beam ! Combined flux in latest and established models = 0.176248 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.176248 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=0.066883Jy sigma=1.298418 ! Fit after self-cal, rms=0.066735Jy sigma=1.295372 ! 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=0.7452 mas, bmaj=1.904 mas, bpa=-2.888 degrees ! Estimated noise=0.288348 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 = 0.00827823 Jy ! Component: 100 - total flux cleaned = 0.0133685 Jy ! Component: 150 - total flux cleaned = 0.0169543 Jy ! Component: 200 - total flux cleaned = 0.0195829 Jy ! Total flux subtracted in 200 components = 0.0195829 Jy ! Clean residual min=-0.005277 max=0.005966 Jy/beam ! Clean residual mean=-0.000006 rms=0.001053 Jy/beam ! Combined flux in latest and established models = 0.195831 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 42 components and 0.195831 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=0.065545Jy sigma=1.271073 ! Fit after self-cal, rms=0.065396Jy sigma=1.267553 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7452 x 1.904 at -2.888 degrees (North through East) ! Clean map min=-0.0040167 max=0.14792 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 1.01 KP 0.90 ! LA 0.99 MK 1.01 NL 1.11 OV 0.95 ! PT 1.00* SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.01 HN 0.97 KP 0.89 ! LA 0.98 MK 1.02 NL 1.13 OV 0.95 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.98 HN 0.98 KP 0.90 ! LA 1.00 MK 1.00 NL 1.11 OV 0.94 ! PT 1.00* SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.98 HN 1.01 KP 0.91 ! LA 0.98 MK 1.01 NL 1.13 OV 0.97 ! PT 1.00* SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 1.04 KP 0.89 ! LA 0.98 MK 1.01 NL 1.12 OV 0.94 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.97 HN 1.01 KP 0.89 ! LA 1.00 MK 1.01 NL 1.11 OV 0.95 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.00 HN 0.99 KP 0.87 ! LA 0.96 MK 1.01 NL 1.11 OV 0.94 ! PT 1.00* SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.96 KP 0.90 ! LA 0.98 MK 1.00 NL 1.12 OV 0.95 ! PT 1.00* SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 0.98 KP 0.92 ! LA 0.98 MK 0.99 NL 1.10 OV 0.92 ! PT 1.00* SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.01 KP 0.92 ! LA 0.95 MK 1.02 NL 1.15 OV 0.94 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.98 HN 0.99 KP 0.89 ! LA 0.97 MK 0.99 NL 1.11 OV 0.95 ! PT 1.00* SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.95 HN 0.98 KP 0.89 ! LA 1.00 MK 0.99 NL 1.15 OV 0.99 ! PT 1.00* SC 0.94 ! ! ! Fit before self-cal, rms=0.065396Jy sigma=1.267553 ! Fit after self-cal, rms=0.064370Jy sigma=1.233348 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7457 mas, bmaj=1.924 mas, bpa=-2.82 degrees ! Estimated noise=0.289848 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 (3.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00303813 Jy ! Component: 100 - total flux cleaned = 0.00424342 Jy ! Component: 150 - total flux cleaned = 0.00501808 Jy ! Component: 200 - total flux cleaned = 0.00546487 Jy ! Total flux subtracted in 200 components = 0.00546487 Jy ! Clean residual min=-0.002392 max=0.002503 Jy/beam ! Clean residual mean=-0.000001 rms=0.000592 Jy/beam ! Combined flux in latest and established models = 0.201296 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.201296 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=0.064072Jy sigma=1.227061 ! Fit after self-cal, rms=0.064105Jy sigma=1.226417 ! 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=0.064105Jy sigma=1.226417 ! Fit after self-cal, rms=0.064214Jy sigma=1.221571 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7461 mas, bmaj=1.924 mas, bpa=-2.795 degrees ! Estimated noise=0.290181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000945022 Jy ! Component: 100 - total flux cleaned = 0.00130606 Jy ! Component: 150 - total flux cleaned = 0.00157236 Jy ! Component: 200 - total flux cleaned = 0.00180478 Jy ! Total flux subtracted in 200 components = 0.00180478 Jy ! Clean residual min=-0.002239 max=0.002093 Jy/beam ! Clean residual mean=-0.000002 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.203101 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 69 components and 0.203101 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=0.064147Jy sigma=1.220184 ! Fit after self-cal, rms=0.064148Jy sigma=1.220043 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 = 0.000273228 Jy ! Component: 100 - total flux cleaned = 0.000421935 Jy ! Component: 150 - total flux cleaned = 0.000518633 Jy ! Component: 200 - total flux cleaned = 0.000518061 Jy ! Total flux subtracted in 200 components = 0.000518061 Jy ! Clean residual min=-0.002220 max=0.002060 Jy/beam ! Clean residual mean=-0.000002 rms=0.000526 Jy/beam ! Combined flux in latest and established models = 0.203619 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 0.203619 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=0.064113Jy sigma=1.219334 ! Fit after self-cal, rms=0.064109Jy sigma=1.219273 ! 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=0.064109Jy sigma=1.219273 ! Fit after self-cal, rms=0.064242Jy sigma=1.210221 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.746 mas, bmaj=1.923 mas, bpa=-2.764 degrees ! Estimated noise=0.290531 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.68803e-05 Jy ! Component: 100 - total flux cleaned = -0.000166167 Jy ! Component: 150 - total flux cleaned = -0.000224626 Jy ! Component: 200 - total flux cleaned = -0.000250928 Jy ! Total flux subtracted in 200 components = -0.000250928 Jy ! Clean residual min=-0.001527 max=0.001652 Jy/beam ! Clean residual mean=-0.000001 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.203368 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.203368 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=0.064211Jy sigma=1.209643 ! Fit after self-cal, rms=0.064226Jy sigma=1.209533 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 (-4, 15.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00110205 Jy ! Component: 100 - total flux cleaned = 0.000965921 Jy ! Component: 150 - total flux cleaned = 0.00080398 Jy ! Component: 200 - total flux cleaned = 0.000657065 Jy ! Total flux subtracted in 200 components = 0.000657065 Jy ! Clean residual min=-0.001469 max=0.001432 Jy/beam ! Clean residual mean=-0.000002 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.204025 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 101 components and 0.204025 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=0.064183Jy sigma=1.208773 ! Fit after self-cal, rms=0.064182Jy sigma=1.208722 ! 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=0.064182Jy sigma=1.208722 ! Fit after self-cal, rms=0.064143Jy sigma=1.208625 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.964 mas, bmaj=3.856 mas, bpa=2.077 degrees ! Estimated noise=0.398272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000467765 Jy ! Component: 100 - total flux cleaned = 0.00063548 Jy ! Component: 150 - total flux cleaned = 0.000720896 Jy ! Component: 200 - total flux cleaned = 0.000758257 Jy ! Total flux subtracted in 200 components = 0.000758257 Jy ! Clean residual min=-0.001832 max=0.001866 Jy/beam ! Clean residual mean=-0.000004 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.204783 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.204783 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=0.064131Jy sigma=1.208431 ! Fit after self-cal, rms=0.064128Jy sigma=1.208399 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 = 0.000241152 Jy ! Component: 100 - total flux cleaned = 0.000308986 Jy ! Component: 150 - total flux cleaned = 0.000339643 Jy ! Component: 200 - total flux cleaned = 0.000382293 Jy ! Total flux subtracted in 200 components = 0.000382293 Jy ! Clean residual min=-0.001760 max=0.001863 Jy/beam ! Clean residual mean=-0.000004 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.205166 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 127 components and 0.205166 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=0.064125Jy sigma=1.208341 ! Fit after self-cal, rms=0.064125Jy sigma=1.208336 ! 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=0.7453 mas, bmaj=1.923 mas, bpa=-2.746 degrees ! Estimated noise=0.290578 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7453 x 1.923 at -2.746 degrees (North through East) ! Clean map min=-0.0013188 max=0.14825 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=0.5968 mas, bmaj=1.635 mas, bpa=-3.509 degrees ! Estimated noise=0.46281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.118425 Jy ! Component: 100 - total flux cleaned = 0.148103 Jy ! Component: 150 - total flux cleaned = 0.161155 Jy ! Component: 200 - total flux cleaned = 0.169294 Jy ! Total flux subtracted in 200 components = 0.169294 Jy ! Clean residual min=-0.003234 max=0.005301 Jy/beam ! Clean residual mean=-0.000007 rms=0.000795 Jy/beam ! Combined flux in latest and established models = 0.169294 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.169294 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7453 mas, bmaj=1.923 mas, bpa=-2.746 degrees ! Estimated noise=0.290578 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 (1.4, -1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00960395 Jy ! Component: 100 - total flux cleaned = 0.0156706 Jy ! Component: 150 - total flux cleaned = 0.0199899 Jy ! Component: 200 - total flux cleaned = 0.0232201 Jy ! Total flux subtracted in 200 components = 0.0232201 Jy ! Clean residual min=-0.001779 max=0.001949 Jy/beam ! Clean residual mean=-0.000002 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.192515 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 55 components and 0.192515 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=1.964 mas, bmaj=3.856 mas, bpa=2.077 degrees ! Estimated noise=0.398272 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00462471 Jy ! Component: 100 - total flux cleaned = 0.00725101 Jy ! Component: 150 - total flux cleaned = 0.00899296 Jy ! Component: 200 - total flux cleaned = 0.0102027 Jy ! Total flux subtracted in 200 components = 0.0102027 Jy ! Clean residual min=-0.001971 max=0.001855 Jy/beam ! Clean residual mean=-0.000004 rms=0.000481 Jy/beam ! Combined flux in latest and established models = 0.202717 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 = 0.000781797 Jy ! Component: 100 - total flux cleaned = 0.00112106 Jy ! Component: 150 - total flux cleaned = 0.00143348 Jy ! Component: 200 - total flux cleaned = 0.00157904 Jy ! Total flux subtracted in 200 components = 0.00157904 Jy ! Clean residual min=-0.001809 max=0.001871 Jy/beam ! Clean residual mean=-0.000004 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.204296 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 109 components and 0.204296 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7453 mas, bmaj=1.923 mas, bpa=-2.746 degrees ! Estimated noise=0.290578 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.78011e-05 Jy ! Component: 100 - total flux cleaned = 0.00020661 Jy ! Component: 150 - total flux cleaned = 0.000303444 Jy ! Component: 200 - total flux cleaned = 0.000363043 Jy ! Total flux subtracted in 200 components = 0.000363043 Jy ! Clean residual min=-0.001539 max=0.001395 Jy/beam ! Clean residual mean=-0.000002 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.204659 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 128 components and 0.204659 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=0.064149Jy sigma=1.208713 ! Fit after self-cal, rms=0.064122Jy sigma=1.208316 wmodel J1738-1503_X_map.mod ! Writing 128 model components to file: J1738-1503_X_map.mod wobs J1738-1503_X_uvs.fits ! Writing UV FITS file: J1738-1503_X_uvs.fits wwins J1738-1503_X_map.win ! wwins: Wrote 6 windows to J1738-1503_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 = 0.000115784 Jy ! Component: 100 - total flux cleaned = 0.000286563 Jy ! Component: 150 - total flux cleaned = 0.000310147 Jy ! Component: 200 - total flux cleaned = 0.00042316 Jy ! Component: 250 - total flux cleaned = 0.000466767 Jy ! Component: 300 - total flux cleaned = 0.000552936 Jy ! Component: 350 - total flux cleaned = 0.000637447 Jy ! Component: 400 - total flux cleaned = 0.000741025 Jy ! Component: 450 - total flux cleaned = 0.000781769 Jy ! Component: 500 - total flux cleaned = 0.000901384 Jy ! Component: 550 - total flux cleaned = 0.000979712 Jy ! Component: 600 - total flux cleaned = 0.00109589 Jy ! Component: 650 - total flux cleaned = 0.00113404 Jy ! Component: 700 - total flux cleaned = 0.00120982 Jy ! Component: 750 - total flux cleaned = 0.001303 Jy ! Component: 800 - total flux cleaned = 0.00126596 Jy ! Component: 850 - total flux cleaned = 0.00137504 Jy ! Component: 900 - total flux cleaned = 0.00135698 Jy ! Component: 950 - total flux cleaned = 0.00137488 Jy ! Component: 1000 - total flux cleaned = 0.00141 Jy ! Component: 1050 - total flux cleaned = 0.00146212 Jy ! Component: 1100 - total flux cleaned = 0.00144497 Jy ! Component: 1150 - total flux cleaned = 0.00153003 Jy ! Component: 1200 - total flux cleaned = 0.00149629 Jy ! Component: 1250 - total flux cleaned = 0.0015461 Jy ! Component: 1300 - total flux cleaned = 0.00157901 Jy ! Component: 1350 - total flux cleaned = 0.00156272 Jy ! Component: 1400 - total flux cleaned = 0.00156303 Jy ! Component: 1450 - total flux cleaned = 0.00159491 Jy ! Component: 1500 - total flux cleaned = 0.00159484 Jy ! Component: 1550 - total flux cleaned = 0.00157873 Jy ! Component: 1600 - total flux cleaned = 0.00153203 Jy ! Component: 1650 - total flux cleaned = 0.0015011 Jy ! Component: 1700 - total flux cleaned = 0.00143962 Jy ! Component: 1750 - total flux cleaned = 0.00143974 Jy ! Component: 1800 - total flux cleaned = 0.00145468 Jy ! Component: 1850 - total flux cleaned = 0.00143969 Jy ! Component: 1900 - total flux cleaned = 0.00136564 Jy ! Component: 1950 - total flux cleaned = 0.00140993 Jy ! Component: 2000 - total flux cleaned = 0.00135153 Jy ! Component: 2050 - total flux cleaned = 0.00138044 Jy ! Component: 2100 - total flux cleaned = 0.00135167 Jy ! Component: 2150 - total flux cleaned = 0.0013518 Jy ! Component: 2200 - total flux cleaned = 0.00133773 Jy ! Component: 2250 - total flux cleaned = 0.00140817 Jy ! Component: 2300 - total flux cleaned = 0.00136632 Jy ! Component: 2350 - total flux cleaned = 0.00136617 Jy ! Component: 2400 - total flux cleaned = 0.00139359 Jy ! Component: 2450 - total flux cleaned = 0.00135261 Jy ! Component: 2500 - total flux cleaned = 0.00140709 Jy ! Component: 2550 - total flux cleaned = 0.0013937 Jy ! Component: 2600 - total flux cleaned = 0.0013533 Jy ! Component: 2650 - total flux cleaned = 0.00140669 Jy ! Component: 2700 - total flux cleaned = 0.00140681 Jy ! Component: 2750 - total flux cleaned = 0.00142 Jy ! Component: 2800 - total flux cleaned = 0.00144614 Jy ! Component: 2850 - total flux cleaned = 0.00147212 Jy ! Component: 2900 - total flux cleaned = 0.00143317 Jy ! Component: 2950 - total flux cleaned = 0.00144606 Jy ! Component: 3000 - total flux cleaned = 0.00140768 Jy ! Component: 3050 - total flux cleaned = 0.00143312 Jy ! Component: 3100 - total flux cleaned = 0.00142054 Jy ! Component: 3150 - total flux cleaned = 0.0014458 Jy ! Component: 3200 - total flux cleaned = 0.0013708 Jy ! Component: 3250 - total flux cleaned = 0.0013958 Jy ! Component: 3300 - total flux cleaned = 0.00140821 Jy ! Component: 3350 - total flux cleaned = 0.00138356 Jy ! Component: 3400 - total flux cleaned = 0.00135909 Jy ! Component: 3450 - total flux cleaned = 0.00135908 Jy ! Component: 3500 - total flux cleaned = 0.00128651 Jy ! Component: 3550 - total flux cleaned = 0.00127465 Jy ! Component: 3600 - total flux cleaned = 0.00128672 Jy ! Component: 3650 - total flux cleaned = 0.00126289 Jy ! Component: 3700 - total flux cleaned = 0.00123924 Jy ! Component: 3750 - total flux cleaned = 0.00123928 Jy ! Component: 3800 - total flux cleaned = 0.00128615 Jy ! Component: 3850 - total flux cleaned = 0.00121624 Jy ! Component: 3900 - total flux cleaned = 0.00120463 Jy ! Component: 3950 - total flux cleaned = 0.00121616 Jy ! Component: 4000 - total flux cleaned = 0.00112435 Jy ! Component: 4050 - total flux cleaned = 0.00110138 Jy ! Total flux subtracted in 4096 components = 0.00109003 Jy ! Clean residual min=-0.000789 max=0.000672 Jy/beam ! Clean residual mean=-0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.205749 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 450 components and 0.20575 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1738-1503_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7453 x 1.923 at -2.746 degrees (North through East) ! Clean map min=-0.00096027 max=0.14908 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1738-1503_X_map.fits wmodel /vlbi/uf001/uva//J1738-1503_X_map.mod ! Writing 450 model components to file: /vlbi/uf001/uva//J1738-1503_X_map.mod wobs /vlbi/uf001/uva//J1738-1503_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1738-1503_X_uvs.fits wwins /vlbi/uf001/uva//J1738-1503_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1738-1503_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.149084 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000196306 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.395025 0.395025 0.790051 1.5801 3.1602 6.32041 12.6408 25.2816 50.5633 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.149 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 759.444 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1738-1503_X_dfm.log closed on Mon Jan 14 04:16:01 2019