! Started logfile: /vlbi/uf001/uva//J2307+1450_X_dfm.log on Mon Jan 14 06:33:57 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//J2307+1450_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2307+1450_X_uva.fits ! AN table 1: 71 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.81471 visibilities/baseline/integration-bin. ! Found source: J2307+1450 ! ! 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 31236 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 J2307+1450_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=1.003227Jy sigma=21.714279 ! Fit after self-cal, rms=0.931858Jy sigma=20.100230 ! 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=0.6659 mas, bmaj=1.714 mas, bpa=-4.255 degrees ! Estimated noise=0.351579 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 = 0.0545441 Jy ! Component: 100 - total flux cleaned = 0.0669326 Jy ! Total flux subtracted in 100 components = 0.0669326 Jy ! Clean residual min=-0.003177 max=0.004792 Jy/beam ! Clean residual mean=-0.000000 rms=0.000798 Jy/beam ! Combined flux in latest and established models = 0.0669326 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0669326 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=0.066833Jy sigma=1.323696 ! Fit after self-cal, rms=0.066292Jy sigma=1.313228 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00512799 Jy ! Component: 100 - total flux cleaned = 0.00764884 Jy ! Total flux subtracted in 100 components = 0.00764884 Jy ! Clean residual min=-0.003828 max=0.003767 Jy/beam ! Clean residual mean=0.000001 rms=0.000719 Jy/beam ! Combined flux in latest and established models = 0.0745814 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0745814 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=0.065895Jy sigma=1.297619 ! Fit after self-cal, rms=0.065907Jy sigma=1.297487 ! 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=0.8708 mas, bmaj=2.034 mas, bpa=-3.832 degrees ! Estimated noise=0.196285 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00463518 Jy ! Component: 100 - total flux cleaned = 0.00740847 Jy ! Component: 150 - total flux cleaned = 0.00949158 Jy ! Component: 200 - total flux cleaned = 0.010875 Jy ! Total flux subtracted in 200 components = 0.010875 Jy ! Clean residual min=-0.003318 max=0.003331 Jy/beam ! Clean residual mean=0.000004 rms=0.000717 Jy/beam ! Combined flux in latest and established models = 0.0854564 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 45 components and 0.0854564 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=0.065599Jy sigma=1.286852 ! Fit after self-cal, rms=0.065598Jy sigma=1.285967 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8708 x 2.034 at -3.832 degrees (North through East) ! Clean map min=-0.0032639 max=0.070985 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.20 FD 1.06 HN 1.06 KP 1.05 ! LA 0.82 MK 0.93 NL 1.10 OV 0.94 ! PT 1.06 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.07 HN 1.15 KP 1.10 ! LA 0.80 MK 0.95 NL 1.10 OV 0.99 ! PT 1.01 SC 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.05 HN 1.07 KP 1.04 ! LA 0.83 MK 1.00 NL 1.17 OV 0.97 ! PT 1.01 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.08 HN 1.12 KP 1.11 ! LA 0.77 MK 0.96 NL 1.14 OV 1.00 ! PT 1.04 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.10 HN 1.08 KP 1.04 ! LA 0.80 MK 0.98 NL 1.06 OV 0.98 ! PT 1.05 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.05 HN 1.12 KP 1.01 ! LA 0.78 MK 0.98 NL 1.10 OV 0.97 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.05 HN 1.09 KP 1.08 ! LA 0.79 MK 0.94 NL 1.19 OV 0.92 ! PT 1.02 SC 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.03 HN 1.09 KP 1.08 ! LA 0.77 MK 0.94 NL 1.13 OV 0.94 ! PT 1.03 SC 0.99 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.08 HN 1.06 KP 1.00 ! LA 0.77 MK 0.97 NL 1.12 OV 0.97 ! PT 1.01 SC 0.89 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.03 HN 1.07 KP 1.02 ! LA 0.80 MK 0.98 NL 1.08 OV 0.96 ! PT 1.06 SC 0.91 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.97 HN 1.00 KP 1.04 ! LA 0.80 MK 1.01 NL 1.11 OV 0.97 ! PT 1.00 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.02 HN 1.10 KP 1.07 ! LA 0.81 MK 0.90 NL 1.10 OV 0.94 ! PT 0.95 SC 0.95 ! ! ! Fit before self-cal, rms=0.065598Jy sigma=1.285967 ! Fit after self-cal, rms=0.066752Jy sigma=1.260310 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8626 mas, bmaj=2.058 mas, bpa=-3.306 degrees ! Estimated noise=0.194426 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 = -0.00133986 Jy ! Component: 100 - total flux cleaned = -0.00186427 Jy ! Component: 150 - total flux cleaned = -0.00205667 Jy ! Component: 200 - total flux cleaned = -0.00217681 Jy ! Total flux subtracted in 200 components = -0.00217681 Jy ! Clean residual min=-0.001798 max=0.001622 Jy/beam ! Clean residual mean=0.000003 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0832796 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 60 components and 0.0832796 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=0.066708Jy sigma=1.259663 ! Fit after self-cal, rms=0.067017Jy sigma=1.258138 ! 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=0.067017Jy sigma=1.258138 ! Fit after self-cal, rms=0.071126Jy sigma=1.250665 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8643 mas, bmaj=2.069 mas, bpa=-3.16 degrees ! Estimated noise=0.195442 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000951402 Jy ! Component: 100 - total flux cleaned = -0.00120884 Jy ! Component: 150 - total flux cleaned = -0.00131712 Jy ! Component: 200 - total flux cleaned = -0.00141102 Jy ! Total flux subtracted in 200 components = -0.00141102 Jy ! Clean residual min=-0.001195 max=0.000994 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0818686 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 69 components and 0.0818686 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=0.071093Jy sigma=1.250126 ! Fit after self-cal, rms=0.071206Jy sigma=1.249698 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 = -0.000158533 Jy ! Component: 100 - total flux cleaned = -0.000217504 Jy ! Component: 150 - total flux cleaned = -0.000269921 Jy ! Component: 200 - total flux cleaned = -0.000317682 Jy ! Total flux subtracted in 200 components = -0.000317682 Jy ! Clean residual min=-0.001207 max=0.000962 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0815509 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 77 components and 0.0815509 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=0.071193Jy sigma=1.249533 ! Fit after self-cal, rms=0.071194Jy sigma=1.249524 ! 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=0.071194Jy sigma=1.249524 ! Fit after self-cal, rms=0.072217Jy sigma=1.249309 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8642 mas, bmaj=2.074 mas, bpa=-3.075 degrees ! Estimated noise=0.195352 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000682472 Jy ! Component: 100 - total flux cleaned = -0.000781801 Jy ! Component: 150 - total flux cleaned = -0.000852087 Jy ! Component: 200 - total flux cleaned = -0.000899281 Jy ! Total flux subtracted in 200 components = -0.000899281 Jy ! Clean residual min=-0.001164 max=0.000957 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0806517 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 83 components and 0.0806516 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=0.072204Jy sigma=1.249102 ! Fit after self-cal, rms=0.072221Jy sigma=1.249077 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 = -0.000108532 Jy ! Component: 100 - total flux cleaned = -0.000135318 Jy ! Component: 150 - total flux cleaned = -0.000160622 Jy ! Component: 200 - total flux cleaned = -0.000196232 Jy ! Total flux subtracted in 200 components = -0.000196232 Jy ! Clean residual min=-0.001169 max=0.000941 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0804554 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.0804554 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=0.072214Jy sigma=1.248999 ! Fit after self-cal, rms=0.072211Jy sigma=1.248989 ! 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=0.072211Jy sigma=1.248989 ! Fit after self-cal, rms=0.072681Jy sigma=1.248923 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.111 mas, bmaj=3.181 mas, bpa=-2.642 degrees ! Estimated noise=0.241701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000422907 Jy ! Component: 100 - total flux cleaned = -0.000548939 Jy ! Component: 150 - total flux cleaned = -0.000586836 Jy ! Component: 200 - total flux cleaned = -0.00060938 Jy ! Total flux subtracted in 200 components = -0.00060938 Jy ! Clean residual min=-0.001146 max=0.001103 Jy/beam ! Clean residual mean=-0.000001 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.079846 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 95 components and 0.079846 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=0.072677Jy sigma=1.248868 ! Fit after self-cal, rms=0.072685Jy sigma=1.248859 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 = -3.72352e-05 Jy ! Component: 100 - total flux cleaned = -5.67582e-05 Jy ! Component: 150 - total flux cleaned = -6.51533e-05 Jy ! Component: 200 - total flux cleaned = -6.52992e-05 Jy ! Total flux subtracted in 200 components = -6.52992e-05 Jy ! Clean residual min=-0.001129 max=0.001099 Jy/beam ! Clean residual mean=-0.000001 rms=0.000292 Jy/beam ! Combined flux in latest and established models = 0.0797807 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 102 components and 0.0797807 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=0.072684Jy sigma=1.248865 ! Fit after self-cal, rms=0.072683Jy sigma=1.248858 ! 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=0.8643 mas, bmaj=2.077 mas, bpa=-3.006 degrees ! Estimated noise=0.195265 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8643 x 2.077 at -3.006 degrees (North through East) ! Clean map min=-0.0010672 max=0.070688 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=0.6554 mas, bmaj=1.74 mas, bpa=-3.534 degrees ! Estimated noise=0.35223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0547972 Jy ! Component: 100 - total flux cleaned = 0.0670788 Jy ! Component: 150 - total flux cleaned = 0.071558 Jy ! Component: 200 - total flux cleaned = 0.0738769 Jy ! Total flux subtracted in 200 components = 0.0738769 Jy ! Clean residual min=-0.001759 max=0.001718 Jy/beam ! Clean residual mean=-0.000001 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0738769 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0738769 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8643 mas, bmaj=2.077 mas, bpa=-3.006 degrees ! Estimated noise=0.195265 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 = 0.00219723 Jy ! Component: 100 - total flux cleaned = 0.00344502 Jy ! Component: 150 - total flux cleaned = 0.00414045 Jy ! Component: 200 - total flux cleaned = 0.00443617 Jy ! Total flux subtracted in 200 components = 0.00443617 Jy ! Clean residual min=-0.001185 max=0.000964 Jy/beam ! Clean residual mean=-0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0783131 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 40 components and 0.0783131 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=2.111 mas, bmaj=3.181 mas, bpa=-2.642 degrees ! Estimated noise=0.241701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000761973 Jy ! Component: 100 - total flux cleaned = 0.00106682 Jy ! Component: 150 - total flux cleaned = 0.00115937 Jy ! Component: 200 - total flux cleaned = 0.00123988 Jy ! Total flux subtracted in 200 components = 0.00123988 Jy ! Clean residual min=-0.001152 max=0.001114 Jy/beam ! Clean residual mean=-0.000002 rms=0.000294 Jy/beam ! Combined flux in latest and established models = 0.0795529 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 = 5.16971e-05 Jy ! Component: 100 - total flux cleaned = 6.47193e-05 Jy ! Component: 150 - total flux cleaned = 7.66139e-05 Jy ! Component: 200 - total flux cleaned = 8.78297e-05 Jy ! Total flux subtracted in 200 components = 8.78297e-05 Jy ! Clean residual min=-0.001128 max=0.001103 Jy/beam ! Clean residual mean=-0.000001 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0796408 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.0796408 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8643 mas, bmaj=2.077 mas, bpa=-3.006 degrees ! Estimated noise=0.195265 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000246616 Jy ! Component: 100 - total flux cleaned = -0.000246385 Jy ! Component: 150 - total flux cleaned = -0.000234253 Jy ! Component: 200 - total flux cleaned = -0.00022378 Jy ! Total flux subtracted in 200 components = -0.00022378 Jy ! Clean residual min=-0.001133 max=0.000983 Jy/beam ! Clean residual mean=-0.000001 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.079417 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.079417 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=0.072676Jy sigma=1.248912 ! Fit after self-cal, rms=0.072657Jy sigma=1.248877 wmodel J2307+1450_X_map.mod ! Writing 81 model components to file: J2307+1450_X_map.mod wobs J2307+1450_X_uvs.fits ! Writing UV FITS file: J2307+1450_X_uvs.fits wwins J2307+1450_X_map.win ! wwins: Wrote 2 windows to J2307+1450_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 = -0.000285459 Jy ! Component: 100 - total flux cleaned = -0.000374061 Jy ! Component: 150 - total flux cleaned = -0.000424134 Jy ! Component: 200 - total flux cleaned = -0.000537254 Jy ! Component: 250 - total flux cleaned = -0.000679368 Jy ! Component: 300 - total flux cleaned = -0.000802882 Jy ! Component: 350 - total flux cleaned = -0.000908839 Jy ! Component: 400 - total flux cleaned = -0.000997896 Jy ! Component: 450 - total flux cleaned = -0.00112926 Jy ! Component: 500 - total flux cleaned = -0.00121532 Jy ! Component: 550 - total flux cleaned = -0.00132842 Jy ! Component: 600 - total flux cleaned = -0.00139803 Jy ! Component: 650 - total flux cleaned = -0.00145306 Jy ! Component: 700 - total flux cleaned = -0.00152123 Jy ! Component: 750 - total flux cleaned = -0.00160125 Jy ! Component: 800 - total flux cleaned = -0.00165383 Jy ! Component: 850 - total flux cleaned = -0.00173185 Jy ! Component: 900 - total flux cleaned = -0.00175779 Jy ! Component: 950 - total flux cleaned = -0.00184671 Jy ! Component: 1000 - total flux cleaned = -0.00184655 Jy ! Component: 1050 - total flux cleaned = -0.00184675 Jy ! Component: 1100 - total flux cleaned = -0.00187139 Jy ! Component: 1150 - total flux cleaned = -0.00190796 Jy ! Component: 1200 - total flux cleaned = -0.00187181 Jy ! Component: 1250 - total flux cleaned = -0.00190774 Jy ! Component: 1300 - total flux cleaned = -0.00194323 Jy ! Component: 1350 - total flux cleaned = -0.00197846 Jy ! Component: 1400 - total flux cleaned = -0.00201311 Jy ! Component: 1450 - total flux cleaned = -0.00199019 Jy ! Component: 1500 - total flux cleaned = -0.00199035 Jy ! Component: 1550 - total flux cleaned = -0.00206943 Jy ! Component: 1600 - total flux cleaned = -0.00201343 Jy ! Component: 1650 - total flux cleaned = -0.00208036 Jy ! Component: 1700 - total flux cleaned = -0.00205818 Jy ! Component: 1750 - total flux cleaned = -0.00210215 Jy ! Component: 1800 - total flux cleaned = -0.00208046 Jy ! Component: 1850 - total flux cleaned = -0.00205865 Jy ! Component: 1900 - total flux cleaned = -0.00208025 Jy ! Component: 1950 - total flux cleaned = -0.00209084 Jy ! Component: 2000 - total flux cleaned = -0.00212268 Jy ! Component: 2050 - total flux cleaned = -0.00216482 Jy ! Component: 2100 - total flux cleaned = -0.00212298 Jy ! Component: 2150 - total flux cleaned = -0.00213328 Jy ! Component: 2200 - total flux cleaned = -0.00216426 Jy ! Component: 2250 - total flux cleaned = -0.00215399 Jy ! Component: 2300 - total flux cleaned = -0.00217424 Jy ! Component: 2350 - total flux cleaned = -0.00217431 Jy ! Component: 2400 - total flux cleaned = -0.00220457 Jy ! Component: 2450 - total flux cleaned = -0.00220448 Jy ! Component: 2500 - total flux cleaned = -0.00219458 Jy ! Component: 2550 - total flux cleaned = -0.00223427 Jy ! Component: 2600 - total flux cleaned = -0.00223431 Jy ! Component: 2650 - total flux cleaned = -0.00222458 Jy ! Component: 2700 - total flux cleaned = -0.00223436 Jy ! Component: 2750 - total flux cleaned = -0.00226352 Jy ! Component: 2800 - total flux cleaned = -0.00221512 Jy ! Component: 2850 - total flux cleaned = -0.0022344 Jy ! Component: 2900 - total flux cleaned = -0.00221523 Jy ! Component: 2950 - total flux cleaned = -0.00220579 Jy ! Component: 3000 - total flux cleaned = -0.00221531 Jy ! Component: 3050 - total flux cleaned = -0.00218702 Jy ! Component: 3100 - total flux cleaned = -0.00217754 Jy ! Component: 3150 - total flux cleaned = -0.00215882 Jy ! Component: 3200 - total flux cleaned = -0.00213089 Jy ! Component: 3250 - total flux cleaned = -0.00215863 Jy ! Component: 3300 - total flux cleaned = -0.00220477 Jy ! Component: 3350 - total flux cleaned = -0.00218637 Jy ! Component: 3400 - total flux cleaned = -0.0021406 Jy ! Component: 3450 - total flux cleaned = -0.00215884 Jy ! Component: 3500 - total flux cleaned = -0.00214977 Jy ! Component: 3550 - total flux cleaned = -0.00212277 Jy ! Component: 3600 - total flux cleaned = -0.00207785 Jy ! Component: 3650 - total flux cleaned = -0.00210478 Jy ! Component: 3700 - total flux cleaned = -0.00211364 Jy ! Component: 3750 - total flux cleaned = -0.00209586 Jy ! Component: 3800 - total flux cleaned = -0.00210467 Jy ! Component: 3850 - total flux cleaned = -0.00207828 Jy ! Component: 3900 - total flux cleaned = -0.00206074 Jy ! Component: 3950 - total flux cleaned = -0.00206957 Jy ! Component: 4000 - total flux cleaned = -0.00211306 Jy ! Component: 4050 - total flux cleaned = -0.00211304 Jy ! Total flux subtracted in 4096 components = -0.0021389 Jy ! Clean residual min=-0.000569 max=0.000556 Jy/beam ! Clean residual mean=-0.000000 rms=0.000150 Jy/beam ! Combined flux in latest and established models = 0.0772781 Jy keep ! Adding 322 model components to the UV plane model. ! The established model now contains 403 components and 0.0772782 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2307+1450_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8643 x 2.077 at -3.006 degrees (North through East) ! Clean map min=-0.00098116 max=0.070819 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2307+1450_X_map.fits wmodel /vlbi/uf001/uva//J2307+1450_X_map.mod ! Writing 403 model components to file: /vlbi/uf001/uva//J2307+1450_X_map.mod wobs /vlbi/uf001/uva//J2307+1450_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2307+1450_X_uvs.fits wwins /vlbi/uf001/uva//J2307+1450_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J2307+1450_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0708192 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00014969 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.634106 0.634106 1.26821 2.53642 5.07285 10.1457 20.2914 40.5828 81.1656 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 473.106 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2307+1450_X_dfm.log closed on Mon Jan 14 06:34:02 2019