! Started logfile: /vlbi/uf001/uva//J1704+7138_X_dfm.log on Mon Jan 14 04:00:35 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//J1704+7138_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1704+7138_X_uva.fits ! AN table 1: 76 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1704+7138 ! ! 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 41040 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 J1704+7138_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. ! ! 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=1.002047Jy sigma=24.684354 ! Fit after self-cal, rms=0.967895Jy sigma=23.837452 ! 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=0.733 mas, bmaj=0.9731 mas, bpa=-78.43 degrees ! Estimated noise=0.311295 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 = 0.0252105 Jy ! Component: 100 - total flux cleaned = 0.0309251 Jy ! Total flux subtracted in 100 components = 0.0309251 Jy ! Clean residual min=-0.001923 max=0.002176 Jy/beam ! Clean residual mean=0.000002 rms=0.000462 Jy/beam ! Combined flux in latest and established models = 0.0309251 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0309251 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=0.057977Jy sigma=1.337495 ! Fit after self-cal, rms=0.056290Jy sigma=1.294984 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00377245 Jy ! Component: 100 - total flux cleaned = 0.00521983 Jy ! Total flux subtracted in 100 components = 0.00521983 Jy ! Clean residual min=-0.002049 max=0.002188 Jy/beam ! Clean residual mean=0.000001 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.0361449 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0361449 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=0.055926Jy sigma=1.285251 ! Fit after self-cal, rms=0.055930Jy sigma=1.285108 ! 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=0.9851 mas, bmaj=1.281 mas, bpa=-83.75 degrees ! Estimated noise=0.14546 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 (-1.8, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00261843 Jy ! Component: 100 - total flux cleaned = 0.00415242 Jy ! Component: 150 - total flux cleaned = 0.00519241 Jy ! Component: 200 - total flux cleaned = 0.0059219 Jy ! Total flux subtracted in 200 components = 0.0059219 Jy ! Clean residual min=-0.001112 max=0.001172 Jy/beam ! Clean residual mean=0.000003 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0420668 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 37 components and 0.0420668 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=0.055802Jy sigma=1.281550 ! Fit after self-cal, rms=0.055794Jy sigma=1.280951 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9851 x 1.281 at -83.75 degrees (North through East) ! Clean map min=-0.0010574 max=0.035988 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.04 KP 1.02 ! LA 0.94 MK 1.12 NL 1.20 OV 0.95 ! PT 0.94 SC 0.92 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 0.97 KP 1.06 ! LA 1.03 MK 1.13 NL 1.21 OV 0.93 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 HN 1.04 KP 1.08 ! LA 0.99 MK 1.06 NL 1.28 OV 0.91 ! PT 0.91 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.01 KP 1.07 ! LA 0.96 MK 1.01 NL 1.18 OV 0.85 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.97 HN 0.94 KP 1.04 ! LA 0.99 MK 1.05 NL 1.22 OV 0.90 ! PT 1.01 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.00 HN 1.03 KP 1.07 ! LA 0.94 MK 1.06 NL 1.14 OV 0.96 ! PT 0.88 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.96 HN 0.94 KP 1.06 ! LA 0.97 MK 1.01 NL 1.19 OV 0.88 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.03 KP 1.04 ! LA 0.95 MK 1.09 NL 1.16 OV 0.91 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 0.94 KP 1.14 ! LA 1.03 MK 1.10 NL 1.17 OV 0.86 ! PT 0.97 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 0.93 KP 1.07 ! LA 0.94 MK 1.07 NL 1.18 OV 0.85 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 0.92 KP 0.98 ! LA 0.95 MK 0.94 NL 1.20 OV 0.97 ! PT 0.97 SC 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.91 HN 0.97 KP 1.03 ! LA 0.99 MK 0.88 NL 1.21 OV 0.90 ! PT 0.98 SC 0.88 ! ! ! Fit before self-cal, rms=0.055794Jy sigma=1.280951 ! Fit after self-cal, rms=0.055168Jy sigma=1.276431 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.987 mas, bmaj=1.279 mas, bpa=-84.62 degrees ! Estimated noise=0.144247 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 = 0.000300322 Jy ! Component: 100 - total flux cleaned = 0.000464059 Jy ! Component: 150 - total flux cleaned = 0.000568853 Jy ! Component: 200 - total flux cleaned = 0.000629227 Jy ! Total flux subtracted in 200 components = 0.000629227 Jy ! Clean residual min=-0.000837 max=0.000858 Jy/beam ! Clean residual mean=0.000002 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0426961 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 48 components and 0.0426961 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=0.055153Jy sigma=1.276126 ! Fit after self-cal, rms=0.055235Jy sigma=1.275196 ! 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=0.055235Jy sigma=1.275196 ! Fit after self-cal, rms=0.056707Jy sigma=1.271115 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9807 mas, bmaj=1.282 mas, bpa=-85.16 degrees ! Estimated noise=0.144908 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000264929 Jy ! Component: 100 - total flux cleaned = 0.000343494 Jy ! Component: 150 - total flux cleaned = 0.000374917 Jy ! Component: 200 - total flux cleaned = 0.000374417 Jy ! Total flux subtracted in 200 components = 0.000374417 Jy ! Clean residual min=-0.000704 max=0.000811 Jy/beam ! Clean residual mean=0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0430705 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 61 components and 0.0430705 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=0.056701Jy sigma=1.270991 ! Fit after self-cal, rms=0.056788Jy sigma=1.270259 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 (44, 27.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000583193 Jy ! Component: 100 - total flux cleaned = 0.000639406 Jy ! Component: 150 - total flux cleaned = 0.000676568 Jy ! Component: 200 - total flux cleaned = 0.000666204 Jy ! Total flux subtracted in 200 components = 0.000666204 Jy ! Clean residual min=-0.000735 max=0.000832 Jy/beam ! Clean residual mean=0.000001 rms=0.000177 Jy/beam ! Combined flux in latest and established models = 0.0437367 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 75 components and 0.0437367 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=0.056777Jy sigma=1.270024 ! Fit after self-cal, rms=0.056776Jy sigma=1.269973 ! Inverting map ! Added new window around map position (-46.4, -46.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000599189 Jy ! Component: 100 - total flux cleaned = 0.000702969 Jy ! Component: 150 - total flux cleaned = 0.000732333 Jy ! Component: 200 - total flux cleaned = 0.000694476 Jy ! Total flux subtracted in 200 components = 0.000694476 Jy ! Clean residual min=-0.000747 max=0.000755 Jy/beam ! Clean residual mean=0.000001 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.0444312 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 86 components and 0.0444311 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=0.056763Jy sigma=1.269731 ! Fit after self-cal, rms=0.056762Jy sigma=1.269665 ! Inverting map ! Added new window around map position (46.6, -39.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000523085 Jy ! Component: 100 - total flux cleaned = 0.000662395 Jy ! Component: 150 - total flux cleaned = 0.000722371 Jy ! Component: 200 - total flux cleaned = 0.000736334 Jy ! Total flux subtracted in 200 components = 0.000736334 Jy ! Clean residual min=-0.000745 max=0.000724 Jy/beam ! Clean residual mean=0.000001 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0451675 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 99 components and 0.0451675 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=0.056750Jy sigma=1.269389 ! Fit after self-cal, rms=0.056748Jy sigma=1.269305 ! 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=0.056748Jy sigma=1.269305 ! Fit after self-cal, rms=0.057352Jy sigma=1.269082 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9761 mas, bmaj=1.279 mas, bpa=-85.73 degrees ! Estimated noise=0.145256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000527902 Jy ! Component: 100 - total flux cleaned = 0.000658449 Jy ! Component: 150 - total flux cleaned = 0.000686903 Jy ! Component: 200 - total flux cleaned = 0.000713437 Jy ! Total flux subtracted in 200 components = 0.000713437 Jy ! Clean residual min=-0.000724 max=0.000739 Jy/beam ! Clean residual mean=0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0458809 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 101 components and 0.0458809 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=0.057343Jy sigma=1.268883 ! Fit after self-cal, rms=0.057368Jy sigma=1.268827 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 (36.6, 32.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000338705 Jy ! Component: 100 - total flux cleaned = 0.000412106 Jy ! Component: 150 - total flux cleaned = 0.000531249 Jy ! Component: 200 - total flux cleaned = 0.000585272 Jy ! Total flux subtracted in 200 components = 0.000585272 Jy ! Clean residual min=-0.000713 max=0.000695 Jy/beam ! Clean residual mean=0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0464662 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 117 components and 0.0464662 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=0.057356Jy sigma=1.268538 ! Fit after self-cal, rms=0.057352Jy sigma=1.268469 ! 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=0.057352Jy sigma=1.268469 ! Fit after self-cal, rms=0.057580Jy sigma=1.268419 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.255 mas, bmaj=2.857 mas, bpa=85.44 degrees ! Estimated noise=0.187766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000228474 Jy ! Component: 100 - total flux cleaned = 0.000302319 Jy ! Component: 150 - total flux cleaned = 0.000367124 Jy ! Component: 200 - total flux cleaned = 0.000386462 Jy ! Total flux subtracted in 200 components = 0.000386462 Jy ! Clean residual min=-0.000863 max=0.000716 Jy/beam ! Clean residual mean=0.000002 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0468527 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 132 components and 0.0468527 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=0.057576Jy sigma=1.268336 ! Fit after self-cal, rms=0.057580Jy sigma=1.268257 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.85461e-05 Jy ! Component: 100 - total flux cleaned = 5.80216e-05 Jy ! Component: 150 - total flux cleaned = 6.6853e-05 Jy ! Component: 200 - total flux cleaned = 5.84168e-05 Jy ! Total flux subtracted in 200 components = 5.84168e-05 Jy ! Clean residual min=-0.000853 max=0.000730 Jy/beam ! Clean residual mean=0.000002 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0469111 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 138 components and 0.0469111 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=0.057577Jy sigma=1.268213 ! Fit after self-cal, rms=0.057576Jy sigma=1.268200 ! 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=0.974 mas, bmaj=1.276 mas, bpa=-86.1 degrees ! Estimated noise=0.145575 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.974 x 1.276 at -86.1 degrees (North through East) ! Clean map min=-0.00072648 max=0.0356 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=0.7286 mas, bmaj=0.9683 mas, bpa=-80.82 degrees ! Estimated noise=0.307224 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0267304 Jy ! Component: 100 - total flux cleaned = 0.0331645 Jy ! Component: 150 - total flux cleaned = 0.0363469 Jy ! Component: 200 - total flux cleaned = 0.0385428 Jy ! Total flux subtracted in 200 components = 0.0385428 Jy ! Clean residual min=-0.002099 max=0.001786 Jy/beam ! Clean residual mean=0.000001 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0385428 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 0.0385428 Jy ! Inverting map and beam ! Estimated beam: bmin=0.974 mas, bmaj=1.276 mas, bpa=-86.1 degrees ! Estimated noise=0.145575 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 = 0.0027788 Jy ! Component: 100 - total flux cleaned = 0.00432301 Jy ! Component: 150 - total flux cleaned = 0.00550713 Jy ! Component: 200 - total flux cleaned = 0.00631272 Jy ! Total flux subtracted in 200 components = 0.00631272 Jy ! Clean residual min=-0.000713 max=0.000735 Jy/beam ! Clean residual mean=0.000001 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0448555 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 43 components and 0.0448555 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=2.255 mas, bmaj=2.857 mas, bpa=85.44 degrees ! Estimated noise=0.187766 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103239 Jy ! Component: 100 - total flux cleaned = 0.00157637 Jy ! Component: 150 - total flux cleaned = 0.00173543 Jy ! Component: 200 - total flux cleaned = 0.00179696 Jy ! Total flux subtracted in 200 components = 0.00179696 Jy ! Clean residual min=-0.000883 max=0.000719 Jy/beam ! Clean residual mean=0.000002 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0466524 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 = 2.82443e-05 Jy ! Component: 100 - total flux cleaned = 2.78106e-05 Jy ! Component: 150 - total flux cleaned = 1.54546e-05 Jy ! Component: 200 - total flux cleaned = -7.86399e-06 Jy ! Total flux subtracted in 200 components = -7.86399e-06 Jy ! Clean residual min=-0.000864 max=0.000707 Jy/beam ! Clean residual mean=0.000002 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.0466446 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 91 components and 0.0466446 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.974 mas, bmaj=1.276 mas, bpa=-86.1 degrees ! Estimated noise=0.145575 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.61819e-07 Jy ! Component: 100 - total flux cleaned = 4.89986e-05 Jy ! Component: 150 - total flux cleaned = 9.23673e-05 Jy ! Component: 200 - total flux cleaned = 0.000132305 Jy ! Total flux subtracted in 200 components = 0.000132305 Jy ! Clean residual min=-0.000671 max=0.000719 Jy/beam ! Clean residual mean=0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.0467769 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 108 components and 0.0467769 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=0.057593Jy sigma=1.268612 ! Fit after self-cal, rms=0.057587Jy sigma=1.268520 wmodel J1704+7138_X_map.mod ! Writing 108 model components to file: J1704+7138_X_map.mod wobs J1704+7138_X_uvs.fits ! Writing UV FITS file: J1704+7138_X_uvs.fits wwins J1704+7138_X_map.win ! wwins: Wrote 6 windows to J1704+7138_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 = 6.47822e-05 Jy ! Component: 100 - total flux cleaned = 0.000162988 Jy ! Component: 150 - total flux cleaned = 0.000258309 Jy ! Component: 200 - total flux cleaned = 0.000339703 Jy ! Component: 250 - total flux cleaned = 0.000454173 Jy ! Component: 300 - total flux cleaned = 0.000555491 Jy ! Component: 350 - total flux cleaned = 0.000633188 Jy ! Component: 400 - total flux cleaned = 0.000720578 Jy ! Component: 450 - total flux cleaned = 0.000817455 Jy ! Component: 500 - total flux cleaned = 0.000902436 Jy ! Component: 550 - total flux cleaned = 0.000965407 Jy ! Component: 600 - total flux cleaned = 0.00100692 Jy ! Component: 650 - total flux cleaned = 0.00104813 Jy ! Component: 700 - total flux cleaned = 0.00108873 Jy ! Component: 750 - total flux cleaned = 0.00111894 Jy ! Component: 800 - total flux cleaned = 0.00110891 Jy ! Component: 850 - total flux cleaned = 0.00113861 Jy ! Component: 900 - total flux cleaned = 0.00117778 Jy ! Component: 950 - total flux cleaned = 0.00116798 Jy ! Component: 1000 - total flux cleaned = 0.00117781 Jy ! Component: 1050 - total flux cleaned = 0.00119704 Jy ! Component: 1100 - total flux cleaned = 0.00120655 Jy ! Component: 1150 - total flux cleaned = 0.00121595 Jy ! Component: 1200 - total flux cleaned = 0.00124399 Jy ! Component: 1250 - total flux cleaned = 0.00121603 Jy ! Component: 1300 - total flux cleaned = 0.00126242 Jy ! Component: 1350 - total flux cleaned = 0.00122557 Jy ! Component: 1400 - total flux cleaned = 0.00122567 Jy ! Component: 1450 - total flux cleaned = 0.00121659 Jy ! Component: 1500 - total flux cleaned = 0.00124361 Jy ! Component: 1550 - total flux cleaned = 0.00124368 Jy ! Component: 1600 - total flux cleaned = 0.00122581 Jy ! Component: 1650 - total flux cleaned = 0.00126135 Jy ! Component: 1700 - total flux cleaned = 0.00126137 Jy ! Component: 1750 - total flux cleaned = 0.00127012 Jy ! Component: 1800 - total flux cleaned = 0.00126148 Jy ! Component: 1850 - total flux cleaned = 0.00128753 Jy ! Component: 1900 - total flux cleaned = 0.00129612 Jy ! Component: 1950 - total flux cleaned = 0.00128768 Jy ! Component: 2000 - total flux cleaned = 0.00129622 Jy ! Component: 2050 - total flux cleaned = 0.00133022 Jy ! Component: 2100 - total flux cleaned = 0.00131333 Jy ! Component: 2150 - total flux cleaned = 0.00135539 Jy ! Component: 2200 - total flux cleaned = 0.00138885 Jy ! Component: 2250 - total flux cleaned = 0.00134721 Jy ! Component: 2300 - total flux cleaned = 0.00138031 Jy ! Component: 2350 - total flux cleaned = 0.00138858 Jy ! Component: 2400 - total flux cleaned = 0.00137219 Jy ! Component: 2450 - total flux cleaned = 0.00136408 Jy ! Component: 2500 - total flux cleaned = 0.00138846 Jy ! Component: 2550 - total flux cleaned = 0.00138032 Jy ! Component: 2600 - total flux cleaned = 0.0014206 Jy ! Component: 2650 - total flux cleaned = 0.00144461 Jy ! Component: 2700 - total flux cleaned = 0.00140465 Jy ! Component: 2750 - total flux cleaned = 0.00140466 Jy ! Component: 2800 - total flux cleaned = 0.001381 Jy ! Component: 2850 - total flux cleaned = 0.00139676 Jy ! Component: 2900 - total flux cleaned = 0.00143596 Jy ! Component: 2950 - total flux cleaned = 0.00143595 Jy ! Component: 3000 - total flux cleaned = 0.00147477 Jy ! Component: 3050 - total flux cleaned = 0.00147473 Jy ! Component: 3100 - total flux cleaned = 0.00149787 Jy ! Component: 3150 - total flux cleaned = 0.00145964 Jy ! Component: 3200 - total flux cleaned = 0.00150545 Jy ! Component: 3250 - total flux cleaned = 0.0015054 Jy ! Component: 3300 - total flux cleaned = 0.00152812 Jy ! Component: 3350 - total flux cleaned = 0.00146783 Jy ! Component: 3400 - total flux cleaned = 0.00151289 Jy ! Component: 3450 - total flux cleaned = 0.00152038 Jy ! Component: 3500 - total flux cleaned = 0.00153524 Jy ! Component: 3550 - total flux cleaned = 0.0015426 Jy ! Component: 3600 - total flux cleaned = 0.00149093 Jy ! Component: 3650 - total flux cleaned = 0.0015424 Jy ! Component: 3700 - total flux cleaned = 0.00152772 Jy ! Component: 3750 - total flux cleaned = 0.00157156 Jy ! Component: 3800 - total flux cleaned = 0.0015861 Jy ! Component: 3850 - total flux cleaned = 0.00160782 Jy ! Component: 3900 - total flux cleaned = 0.0015934 Jy ! Component: 3950 - total flux cleaned = 0.00157181 Jy ! Component: 4000 - total flux cleaned = 0.00158613 Jy ! Component: 4050 - total flux cleaned = 0.00157898 Jy ! Total flux subtracted in 4096 components = 0.00161453 Jy ! Clean residual min=-0.000433 max=0.000418 Jy/beam ! Clean residual mean=0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0483914 Jy keep ! Adding 320 model components to the UV plane model. ! The established model now contains 428 components and 0.0483914 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1704+7138_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.974 x 1.276 at -86.1 degrees (North through East) ! Clean map min=-0.0006305 max=0.035443 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1704+7138_X_map.fits wmodel /vlbi/uf001/uva//J1704+7138_X_map.mod ! Writing 428 model components to file: /vlbi/uf001/uva//J1704+7138_X_map.mod wobs /vlbi/uf001/uva//J1704+7138_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1704+7138_X_uvs.fits wwins /vlbi/uf001/uva//J1704+7138_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1704+7138_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0354428 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121367 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.02729 1.02729 2.05459 4.10917 8.21834 16.4367 32.8734 65.7467 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.035 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 292.029 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1704+7138_X_dfm.log closed on Mon Jan 14 04:00:41 2019