! Started logfile: /vlbi/uf001/uva//J2253+0105_X_dfm.log on Mon Jan 14 06:26:46 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//J2253+0105_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2253+0105_X_uva.fits ! AN table 1: 19 integrations on 28 of 28 possible baselines. ! AN table 2: 62 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.799891 visibilities/baseline/integration-bin. ! Found source: J2253+0105 ! ! 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 121 lines of history. ! ! Reading 17604 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 J2253+0105_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 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 72 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.008592Jy sigma=20.460110 ! Fit after self-cal, rms=0.905429Jy sigma=18.282649 ! 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=0.6526 mas, bmaj=1.623 mas, bpa=-6.698 degrees ! Estimated noise=0.452666 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 = 0.0745015 Jy ! Component: 100 - total flux cleaned = 0.0951213 Jy ! Total flux subtracted in 100 components = 0.0951213 Jy ! Clean residual min=-0.010537 max=0.008681 Jy/beam ! Clean residual mean=-0.000004 rms=0.001570 Jy/beam ! Combined flux in latest and established models = 0.0951213 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0951213 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=0.083080Jy sigma=1.429075 ! Fit after self-cal, rms=0.082749Jy sigma=1.424857 ! 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=0.8027 mas, bmaj=1.761 mas, bpa=-3.433 degrees ! Estimated noise=0.275359 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 = 0.010213 Jy ! Component: 100 - total flux cleaned = 0.0142946 Jy ! Component: 150 - total flux cleaned = 0.0157531 Jy ! Component: 200 - total flux cleaned = 0.015955 Jy ! Total flux subtracted in 200 components = 0.015955 Jy ! Clean residual min=-0.009041 max=0.006799 Jy/beam ! Clean residual mean=-0.000013 rms=0.001780 Jy/beam ! Combined flux in latest and established models = 0.111076 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 19 components and 0.111076 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=0.082019Jy sigma=1.392018 ! Fit after self-cal, rms=0.082003Jy sigma=1.391711 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8027 x 1.761 at -3.433 degrees (North through East) ! Clean map min=-0.0083149 max=0.09955 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 1.65 LA 0.94 ! MK 1.02 NL 1.10 OV 0.93 PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.07 HN 1.06 LA 0.72 MK 1.00 ! NL 1.20 PT 0.94 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.65 LA 0.88 ! MK 0.99 NL 1.26 OV 1.01 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.12 HN 1.01 LA 0.69 MK 1.12 ! NL 1.17 PT 0.92 SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 1.55 LA 0.89 ! MK 0.93 NL 1.31 OV 0.97 PT 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 1.02 LA 0.68 MK 1.06 ! NL 1.19 PT 0.99 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.25 LA 0.95 ! MK 0.93 NL 1.18 OV 1.00 PT 1.08 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 HN 0.99 LA 0.71 MK 1.09 ! NL 1.18 PT 0.97 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.12 HN 1.52 LA 0.78 ! MK 1.04 NL 1.16 OV 0.92 PT 1.19 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.03 LA 0.69 MK 1.07 ! NL 1.13 PT 1.03 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.34 LA 0.98 ! MK 0.96 NL 1.28 OV 0.97 PT 1.07 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 1.11 LA 0.68 MK 1.01 ! NL 1.18 PT 0.96 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.05 HN 1.56 LA 0.89 ! MK 0.98 NL 1.16 OV 0.95 PT 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 HN 0.98 LA 0.68 MK 1.08 ! NL 1.20 PT 0.95 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.98 HN 1.25 LA 0.91 ! MK 1.01 NL 1.29 OV 0.97 PT 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 HN 1.07 LA 0.70 MK 0.98 ! NL 1.14 PT 0.99 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.09 HN 1.77 LA 0.91 ! MK 0.96 NL 1.20 OV 0.99 PT 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 HN 1.01 LA 0.70 MK 1.06 ! NL 1.12 PT 1.00 SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.05 HN 1.28 LA 0.91 ! MK 1.02 NL 1.31 OV 0.92 PT 0.97 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 HN 1.07 LA 0.66 MK 1.01 ! NL 1.23 PT 0.97 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.45 LA 0.90 ! MK 0.98 NL 1.12 OV 1.02 PT 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 HN 1.01 LA 0.68 MK 1.08 ! NL 1.11 PT 0.97 SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.53 LA 0.88 ! MK 0.98 NL 1.28 OV 0.93 PT 1.10 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 HN 1.01 LA 0.69 MK 1.01 ! NL 1.16 PT 1.04 SC 0.98 ! ! ! Fit before self-cal, rms=0.082003Jy sigma=1.391711 ! Fit after self-cal, rms=0.089545Jy sigma=1.311796 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8091 mas, bmaj=1.784 mas, bpa=-2.955 degrees ! Estimated noise=0.275533 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 = -0.000349443 Jy ! Component: 100 - total flux cleaned = -0.00042287 Jy ! Component: 150 - total flux cleaned = -0.000454476 Jy ! Component: 200 - total flux cleaned = -0.000483242 Jy ! Total flux subtracted in 200 components = -0.000483242 Jy ! Clean residual min=-0.001643 max=0.001881 Jy/beam ! Clean residual mean=0.000000 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.110593 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 24 components and 0.110593 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=0.089519Jy sigma=1.311043 ! Fit after self-cal, rms=0.090148Jy sigma=1.307688 ! 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=0.090148Jy sigma=1.307688 ! Fit after self-cal, rms=0.091242Jy sigma=1.304933 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.811 mas, bmaj=1.789 mas, bpa=-3.018 degrees ! Estimated noise=0.276539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00021876 Jy ! Component: 100 - total flux cleaned = -0.000302623 Jy ! Component: 150 - total flux cleaned = -0.000351605 Jy ! Component: 200 - total flux cleaned = -0.000374633 Jy ! Total flux subtracted in 200 components = -0.000374633 Jy ! Clean residual min=-0.001587 max=0.002015 Jy/beam ! Clean residual mean=0.000001 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.110218 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 27 components and 0.110218 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=0.091228Jy sigma=1.304550 ! Fit after self-cal, rms=0.091266Jy sigma=1.304446 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 (2, -34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00189834 Jy ! Component: 100 - total flux cleaned = 0.00235079 Jy ! Component: 150 - total flux cleaned = 0.00259823 Jy ! Component: 200 - total flux cleaned = 0.00266049 Jy ! Total flux subtracted in 200 components = 0.00266049 Jy ! Clean residual min=-0.001602 max=0.001809 Jy/beam ! Clean residual mean=0.000001 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.112879 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 42 components and 0.112879 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=0.091201Jy sigma=1.303435 ! Fit after self-cal, rms=0.091203Jy sigma=1.303301 ! Inverting map ! Added new window around map position (20.2, 7.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132513 Jy ! Component: 100 - total flux cleaned = 0.0015718 Jy ! Component: 150 - total flux cleaned = 0.00163386 Jy ! Component: 200 - total flux cleaned = 0.00163432 Jy ! Total flux subtracted in 200 components = 0.00163432 Jy ! Clean residual min=-0.001422 max=0.001642 Jy/beam ! Clean residual mean=0.000000 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.114513 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 52 components and 0.114513 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=0.091158Jy sigma=1.302678 ! Fit after self-cal, rms=0.091146Jy sigma=1.302617 ! Inverting map ! Added new window around map position (-4, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00127096 Jy ! Component: 100 - total flux cleaned = 0.00172615 Jy ! Component: 150 - total flux cleaned = 0.00183938 Jy ! Component: 200 - total flux cleaned = 0.0018414 Jy ! Total flux subtracted in 200 components = 0.0018414 Jy ! Clean residual min=-0.001457 max=0.001411 Jy/beam ! Clean residual mean=-0.000000 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.116355 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 68 components and 0.116355 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=0.091107Jy sigma=1.302049 ! Fit after self-cal, rms=0.091099Jy sigma=1.301966 ! 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=0.091099Jy sigma=1.301966 ! Fit after self-cal, rms=0.090680Jy sigma=1.301594 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8099 mas, bmaj=1.791 mas, bpa=-3.091 degrees ! Estimated noise=0.276221 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000970782 Jy ! Component: 100 - total flux cleaned = 0.00138064 Jy ! Component: 150 - total flux cleaned = 0.00166497 Jy ! Component: 200 - total flux cleaned = 0.00180658 Jy ! Total flux subtracted in 200 components = 0.00180658 Jy ! Clean residual min=-0.001365 max=0.001434 Jy/beam ! Clean residual mean=0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.118161 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 74 components and 0.118161 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=0.090652Jy sigma=1.301307 ! Fit after self-cal, rms=0.090654Jy sigma=1.301274 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 (-22.8, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123552 Jy ! Component: 100 - total flux cleaned = 0.00166458 Jy ! Component: 150 - total flux cleaned = 0.00192607 Jy ! Component: 200 - total flux cleaned = 0.00219153 Jy ! Total flux subtracted in 200 components = 0.00219153 Jy ! Clean residual min=-0.001340 max=0.001341 Jy/beam ! Clean residual mean=-0.000000 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.120353 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 90 components and 0.120353 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=0.090624Jy sigma=1.300840 ! Fit after self-cal, rms=0.090624Jy sigma=1.300776 ! 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=0.090624Jy sigma=1.300776 ! Fit after self-cal, rms=0.090518Jy sigma=1.300684 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2 mas, bmaj=3.144 mas, bpa=2.329 degrees ! Estimated noise=0.373314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000760795 Jy ! Component: 100 - total flux cleaned = 0.00111971 Jy ! Component: 150 - total flux cleaned = 0.00135384 Jy ! Component: 200 - total flux cleaned = 0.0016123 Jy ! Total flux subtracted in 200 components = 0.0016123 Jy ! Clean residual min=-0.001909 max=0.001824 Jy/beam ! Clean residual mean=0.000000 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.121965 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 105 components and 0.121965 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=0.090508Jy sigma=1.300700 ! Fit after self-cal, rms=0.090515Jy sigma=1.300668 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 = 0.000262741 Jy ! Component: 100 - total flux cleaned = 0.000440526 Jy ! Component: 150 - total flux cleaned = 0.000522961 Jy ! Component: 200 - total flux cleaned = 0.000599789 Jy ! Total flux subtracted in 200 components = 0.000599789 Jy ! Clean residual min=-0.001975 max=0.001746 Jy/beam ! Clean residual mean=-0.000000 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.122565 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 120 components and 0.122565 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=0.090510Jy sigma=1.300722 ! Fit after self-cal, rms=0.090511Jy sigma=1.300706 ! 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=0.8101 mas, bmaj=1.793 mas, bpa=-3.129 degrees ! Estimated noise=0.276233 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8101 x 1.793 at -3.129 degrees (North through East) ! Clean map min=-0.0013783 max=0.099626 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=0.6581 mas, bmaj=1.64 mas, bpa=-6.06 degrees ! Estimated noise=0.454023 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0744868 Jy ! Component: 100 - total flux cleaned = 0.0948581 Jy ! Component: 150 - total flux cleaned = 0.104315 Jy ! Component: 200 - total flux cleaned = 0.109418 Jy ! Total flux subtracted in 200 components = 0.109418 Jy ! Clean residual min=-0.002894 max=0.003461 Jy/beam ! Clean residual mean=0.000001 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.109418 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.109418 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8101 mas, bmaj=1.793 mas, bpa=-3.129 degrees ! Estimated noise=0.276233 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 = 0.00319939 Jy ! Component: 100 - total flux cleaned = 0.00565988 Jy ! Component: 150 - total flux cleaned = 0.00767087 Jy ! Component: 200 - total flux cleaned = 0.00933283 Jy ! Total flux subtracted in 200 components = 0.00933283 Jy ! Clean residual min=-0.001648 max=0.001600 Jy/beam ! Clean residual mean=0.000002 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 0.118751 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 23 components and 0.118751 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 mas, bmaj=3.144 mas, bpa=2.329 degrees ! Estimated noise=0.373314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188991 Jy ! Component: 100 - total flux cleaned = 0.00299796 Jy ! Component: 150 - total flux cleaned = 0.00371365 Jy ! Component: 200 - total flux cleaned = 0.00418681 Jy ! Total flux subtracted in 200 components = 0.00418681 Jy ! Clean residual min=-0.001984 max=0.002110 Jy/beam ! Clean residual mean=0.000002 rms=0.000471 Jy/beam ! Combined flux in latest and established models = 0.122938 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) ! Added new window around map position (24.4, 13.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00179335 Jy ! Component: 100 - total flux cleaned = 0.00231429 Jy ! Component: 150 - total flux cleaned = 0.00261976 Jy ! Component: 200 - total flux cleaned = 0.0028344 Jy ! Total flux subtracted in 200 components = 0.0028344 Jy ! Clean residual min=-0.001932 max=0.001520 Jy/beam ! Clean residual mean=0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.125772 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 88 components and 0.125772 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8101 mas, bmaj=1.793 mas, bpa=-3.129 degrees ! Estimated noise=0.276233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000564922 Jy ! Component: 100 - total flux cleaned = 0.000604682 Jy ! Component: 150 - total flux cleaned = 0.000640541 Jy ! Component: 200 - total flux cleaned = 0.000676259 Jy ! Total flux subtracted in 200 components = 0.000676259 Jy ! Clean residual min=-0.001453 max=0.001365 Jy/beam ! Clean residual mean=0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.126448 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 113 components and 0.126448 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=0.090526Jy sigma=1.301334 ! Fit after self-cal, rms=0.090525Jy sigma=1.301134 wmodel J2253+0105_X_map.mod ! Writing 113 model components to file: J2253+0105_X_map.mod wobs J2253+0105_X_uvs.fits ! Writing UV FITS file: J2253+0105_X_uvs.fits wwins J2253+0105_X_map.win ! wwins: Wrote 6 windows to J2253+0105_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 = -0.000453155 Jy ! Component: 100 - total flux cleaned = -0.000799044 Jy ! Component: 150 - total flux cleaned = -0.000892812 Jy ! Component: 200 - total flux cleaned = -0.000982758 Jy ! Component: 250 - total flux cleaned = -0.000961129 Jy ! Component: 300 - total flux cleaned = -0.00100325 Jy ! Component: 350 - total flux cleaned = -0.00106398 Jy ! Component: 400 - total flux cleaned = -0.00108385 Jy ! Component: 450 - total flux cleaned = -0.00118134 Jy ! Component: 500 - total flux cleaned = -0.00125752 Jy ! Component: 550 - total flux cleaned = -0.00131341 Jy ! Component: 600 - total flux cleaned = -0.00136866 Jy ! Component: 650 - total flux cleaned = -0.00145945 Jy ! Component: 700 - total flux cleaned = -0.00156622 Jy ! Component: 750 - total flux cleaned = -0.00163621 Jy ! Component: 800 - total flux cleaned = -0.00170537 Jy ! Component: 850 - total flux cleaned = -0.00170523 Jy ! Component: 900 - total flux cleaned = -0.00178885 Jy ! Component: 950 - total flux cleaned = -0.00180543 Jy ! Component: 1000 - total flux cleaned = -0.00187076 Jy ! Component: 1050 - total flux cleaned = -0.00185483 Jy ! Component: 1100 - total flux cleaned = -0.00187125 Jy ! Component: 1150 - total flux cleaned = -0.00191835 Jy ! Component: 1200 - total flux cleaned = -0.00193402 Jy ! Component: 1250 - total flux cleaned = -0.00198016 Jy ! Component: 1300 - total flux cleaned = -0.00204075 Jy ! Component: 1350 - total flux cleaned = -0.00201069 Jy ! Component: 1400 - total flux cleaned = -0.00207012 Jy ! Component: 1450 - total flux cleaned = -0.00211416 Jy ! Component: 1500 - total flux cleaned = -0.00212846 Jy ! Component: 1550 - total flux cleaned = -0.00207102 Jy ! Component: 1600 - total flux cleaned = -0.00209954 Jy ! Component: 1650 - total flux cleaned = -0.00212792 Jy ! Component: 1700 - total flux cleaned = -0.00214159 Jy ! Component: 1750 - total flux cleaned = -0.00209995 Jy ! Component: 1800 - total flux cleaned = -0.00211379 Jy ! Component: 1850 - total flux cleaned = -0.00208683 Jy ! Component: 1900 - total flux cleaned = -0.00210029 Jy ! Component: 1950 - total flux cleaned = -0.00212701 Jy ! Component: 2000 - total flux cleaned = -0.00210052 Jy ! Component: 2050 - total flux cleaned = -0.00211355 Jy ! Component: 2100 - total flux cleaned = -0.00210074 Jy ! Component: 2150 - total flux cleaned = -0.00210075 Jy ! Component: 2200 - total flux cleaned = -0.00213927 Jy ! Component: 2250 - total flux cleaned = -0.00217746 Jy ! Component: 2300 - total flux cleaned = -0.00222775 Jy ! Component: 2350 - total flux cleaned = -0.00221522 Jy ! Component: 2400 - total flux cleaned = -0.00223997 Jy ! Component: 2450 - total flux cleaned = -0.00223996 Jy ! Component: 2500 - total flux cleaned = -0.00231328 Jy ! Component: 2550 - total flux cleaned = -0.00228915 Jy ! Component: 2600 - total flux cleaned = -0.00231325 Jy ! Component: 2650 - total flux cleaned = -0.00238487 Jy ! Component: 2700 - total flux cleaned = -0.00242042 Jy ! Component: 2750 - total flux cleaned = -0.00243205 Jy ! Component: 2800 - total flux cleaned = -0.00251363 Jy ! Component: 2850 - total flux cleaned = -0.00253678 Jy ! Component: 2900 - total flux cleaned = -0.00258282 Jy ! Component: 2950 - total flux cleaned = -0.00257139 Jy ! Component: 3000 - total flux cleaned = -0.00261677 Jy ! Component: 3050 - total flux cleaned = -0.00266189 Jy ! Component: 3100 - total flux cleaned = -0.00268428 Jy ! Component: 3150 - total flux cleaned = -0.00270659 Jy ! Component: 3200 - total flux cleaned = -0.00270661 Jy ! Component: 3250 - total flux cleaned = -0.00273948 Jy ! Component: 3300 - total flux cleaned = -0.00273951 Jy ! Component: 3350 - total flux cleaned = -0.002772 Jy ! Component: 3400 - total flux cleaned = -0.00280423 Jy ! Component: 3450 - total flux cleaned = -0.00279365 Jy ! Component: 3500 - total flux cleaned = -0.00286797 Jy ! Component: 3550 - total flux cleaned = -0.00289959 Jy ! Component: 3600 - total flux cleaned = -0.00290995 Jy ! Component: 3650 - total flux cleaned = -0.0029203 Jy ! Component: 3700 - total flux cleaned = -0.00294111 Jy ! Component: 3750 - total flux cleaned = -0.0029515 Jy ! Component: 3800 - total flux cleaned = -0.00298205 Jy ! Component: 3850 - total flux cleaned = -0.00298213 Jy ! Component: 3900 - total flux cleaned = -0.00299223 Jy ! Component: 3950 - total flux cleaned = -0.00298215 Jy ! Component: 4000 - total flux cleaned = -0.00299218 Jy ! Component: 4050 - total flux cleaned = -0.00297229 Jy ! Total flux subtracted in 4096 components = -0.00299199 Jy ! Clean residual min=-0.000595 max=0.000597 Jy/beam ! Clean residual mean=-0.000000 rms=0.000169 Jy/beam ! Combined flux in latest and established models = 0.123456 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 404 components and 0.123456 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2253+0105_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8101 x 1.793 at -3.129 degrees (North through East) ! Clean map min=-0.00107 max=0.098881 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2253+0105_X_map.fits wmodel /vlbi/uf001/uva//J2253+0105_X_map.mod ! Writing 404 model components to file: /vlbi/uf001/uva//J2253+0105_X_map.mod wobs /vlbi/uf001/uva//J2253+0105_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2253+0105_X_uvs.fits wwins /vlbi/uf001/uva//J2253+0105_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J2253+0105_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0988808 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000167817 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.509149 0.509149 1.0183 2.0366 4.07319 8.14639 16.2928 32.5856 65.1711 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.098 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 589.218 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2253+0105_X_dfm.log closed on Mon Jan 14 06:26:52 2019