! Started logfile: /vlbi/uf001/uva//J1601+431B_X_dfm.log on Mon Jan 14 03:32:07 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//J1601+431B_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1601+431B_X_uva.fits ! AN table 1: 219 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1601+431B ! ! 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 118260 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 J1601+431B_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001933Jy sigma=24.093694 ! Fit after self-cal, rms=0.975161Jy sigma=23.452929 ! 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=0.7103 mas, bmaj=1.091 mas, bpa=-5.114 degrees ! Estimated noise=0.23548 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 = 0.0202289 Jy ! Component: 100 - total flux cleaned = 0.0246672 Jy ! Total flux subtracted in 100 components = 0.0246672 Jy ! Clean residual min=-0.001415 max=0.001733 Jy/beam ! Clean residual mean=-0.000000 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.0246672 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0246672 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=0.055333Jy sigma=1.268526 ! Fit after self-cal, rms=0.053579Jy sigma=1.224574 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433354 Jy ! Component: 100 - total flux cleaned = 0.00501061 Jy ! Total flux subtracted in 100 components = 0.00501061 Jy ! Clean residual min=-0.001634 max=0.001683 Jy/beam ! Clean residual mean=0.000000 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0296778 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0296778 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=0.053279Jy sigma=1.217422 ! Fit after self-cal, rms=0.053272Jy sigma=1.217194 ! 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=0.9911 mas, bmaj=1.469 mas, bpa=-3.536 degrees ! Estimated noise=0.0871781 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 (1.6, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00158621 Jy ! Component: 100 - total flux cleaned = 0.00262622 Jy ! Component: 150 - total flux cleaned = 0.00322073 Jy ! Component: 200 - total flux cleaned = 0.00357095 Jy ! Total flux subtracted in 200 components = 0.00357095 Jy ! Clean residual min=-0.000951 max=0.001263 Jy/beam ! Clean residual mean=-0.000003 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0332487 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 27 components and 0.0332487 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=0.053217Jy sigma=1.215665 ! Fit after self-cal, rms=0.053204Jy sigma=1.215178 ! Inverting map ! Added new window around map position (1, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124396 Jy ! Component: 100 - total flux cleaned = 0.00180738 Jy ! Component: 150 - total flux cleaned = 0.00216045 Jy ! Component: 200 - total flux cleaned = 0.00233087 Jy ! Total flux subtracted in 200 components = 0.00233087 Jy ! Clean residual min=-0.000931 max=0.001088 Jy/beam ! Clean residual mean=-0.000004 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0355796 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 44 components and 0.0355796 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=0.053170Jy sigma=1.214201 ! Fit after self-cal, rms=0.053154Jy sigma=1.213855 ! Inverting map ! Added new window around map position (7.8, -34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00102323 Jy ! Component: 100 - total flux cleaned = 0.00112542 Jy ! Component: 150 - total flux cleaned = 0.00118818 Jy ! Component: 200 - total flux cleaned = 0.00120688 Jy ! Total flux subtracted in 200 components = 0.00120688 Jy ! Clean residual min=-0.000845 max=0.001011 Jy/beam ! Clean residual mean=-0.000004 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.0367865 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 56 components and 0.0367865 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=0.053129Jy sigma=1.213211 ! Fit after self-cal, rms=0.053119Jy sigma=1.212950 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9911 x 1.469 at -3.536 degrees (North through East) ! Clean map min=-0.00085791 max=0.029515 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.09 HN 0.98 KP 1.00 ! LA 0.97 MK 1.11 NL 1.23 OV 0.93 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.95 HN 1.02 KP 1.01 ! LA 0.90 MK 1.12 NL 1.30 OV 0.92 ! PT 1.08 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.08 HN 0.98 KP 0.99 ! LA 0.98 MK 1.03 NL 1.22 OV 0.95 ! PT 1.13 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 0.99 HN 0.96 KP 1.04 ! LA 0.91 MK 1.09 NL 1.23 OV 0.98 ! PT 1.13 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.04 HN 1.01 KP 1.11 ! LA 0.93 MK 1.03 NL 1.18 OV 0.93 ! PT 1.13 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.93 HN 1.00 KP 1.07 ! LA 0.94 MK 1.02 NL 1.14 OV 0.93 ! PT 1.11 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.99 HN 0.94 KP 1.03 ! LA 0.88 MK 1.02 NL 1.18 OV 0.90 ! PT 1.09 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.96 KP 1.10 ! LA 0.97 MK 1.03 NL 1.13 OV 0.91 ! PT 1.03 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.98 HN 0.90 KP 1.02 ! LA 0.91 MK 1.00 NL 1.19 OV 0.93 ! PT 1.07 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.88 HN 0.86 KP 1.08 ! LA 0.96 MK 1.01 NL 1.17 OV 0.89 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.91 HN 0.90 KP 0.99 ! LA 0.87 MK 0.95 NL 1.12 OV 0.86 ! PT 1.01 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.90 HN 0.85 KP 0.95 ! LA 0.92 MK 0.89 NL 1.18 OV 0.86 ! PT 0.95 SC 0.90 ! ! ! Fit before self-cal, rms=0.053119Jy sigma=1.212950 ! Fit after self-cal, rms=0.052858Jy sigma=1.209077 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9839 mas, bmaj=1.463 mas, bpa=-2.804 degrees ! Estimated noise=0.08813 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 = -6.34045e-05 Jy ! Component: 100 - total flux cleaned = -0.00010635 Jy ! Component: 150 - total flux cleaned = -0.000181045 Jy ! Component: 200 - total flux cleaned = -0.000191596 Jy ! Total flux subtracted in 200 components = -0.000191596 Jy ! Clean residual min=-0.000509 max=0.000561 Jy/beam ! Clean residual mean=-0.000002 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0365949 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 79 components and 0.0365949 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=0.052851Jy sigma=1.208913 ! Fit after self-cal, rms=0.052924Jy sigma=1.207709 ! Inverting map ! Added new window around map position (-1, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00051322 Jy ! Component: 100 - total flux cleaned = 0.000557052 Jy ! Component: 150 - total flux cleaned = 0.000557287 Jy ! Component: 200 - total flux cleaned = 0.000546447 Jy ! Total flux subtracted in 200 components = 0.000546447 Jy ! Clean residual min=-0.000540 max=0.000519 Jy/beam ! Clean residual mean=-0.000003 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.0371413 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.0371413 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=0.052916Jy sigma=1.207522 ! Fit after self-cal, rms=0.052915Jy sigma=1.207401 ! 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=0.052915Jy sigma=1.207401 ! Fit after self-cal, rms=0.053589Jy sigma=1.206105 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9846 mas, bmaj=1.462 mas, bpa=-2.346 degrees ! Estimated noise=0.0884235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.93698e-05 Jy ! Component: 100 - total flux cleaned = -0.000103832 Jy ! Component: 150 - total flux cleaned = -0.000123202 Jy ! Component: 200 - total flux cleaned = -0.000149161 Jy ! Total flux subtracted in 200 components = -0.000149161 Jy ! Clean residual min=-0.000405 max=0.000472 Jy/beam ! Clean residual mean=-0.000001 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0369922 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 103 components and 0.0369922 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=0.053585Jy sigma=1.206028 ! Fit after self-cal, rms=0.053649Jy sigma=1.205550 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 = 2.51209e-05 Jy ! Component: 100 - total flux cleaned = -2.0861e-05 Jy ! Component: 150 - total flux cleaned = -2.92542e-05 Jy ! Component: 200 - total flux cleaned = -4.48047e-05 Jy ! Total flux subtracted in 200 components = -4.48047e-05 Jy ! Clean residual min=-0.000406 max=0.000447 Jy/beam ! Clean residual mean=-0.000002 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0369474 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 116 components and 0.0369474 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=0.053646Jy sigma=1.205494 ! Fit after self-cal, rms=0.053649Jy sigma=1.205460 ! 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=0.053649Jy sigma=1.205460 ! Fit after self-cal, rms=0.054019Jy sigma=1.205370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9834 mas, bmaj=1.463 mas, bpa=-2.2 degrees ! Estimated noise=0.0885284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.79692e-05 Jy ! Component: 100 - total flux cleaned = -5.41411e-05 Jy ! Component: 150 - total flux cleaned = -6.1633e-05 Jy ! Component: 200 - total flux cleaned = -6.15837e-05 Jy ! Total flux subtracted in 200 components = -6.15837e-05 Jy ! Clean residual min=-0.000413 max=0.000460 Jy/beam ! Clean residual mean=-0.000001 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0368858 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 121 components and 0.0368858 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=0.054016Jy sigma=1.205320 ! Fit after self-cal, rms=0.054038Jy sigma=1.205221 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 (5.4, 19.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000393753 Jy ! Component: 100 - total flux cleaned = 0.000479172 Jy ! Component: 150 - total flux cleaned = 0.000495161 Jy ! Component: 200 - total flux cleaned = 0.000495137 Jy ! Total flux subtracted in 200 components = 0.000495137 Jy ! Clean residual min=-0.000431 max=0.000445 Jy/beam ! Clean residual mean=-0.000001 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0373809 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 134 components and 0.0373809 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=0.054034Jy sigma=1.205130 ! Fit after self-cal, rms=0.054033Jy sigma=1.205047 ! 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=0.054033Jy sigma=1.205047 ! Fit after self-cal, rms=0.054139Jy sigma=1.205022 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.232 mas, bmaj=2.506 mas, bpa=6.831 degrees ! Estimated noise=0.110628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231719 Jy ! Component: 100 - total flux cleaned = 0.000300324 Jy ! Component: 150 - total flux cleaned = 0.000350589 Jy ! Component: 200 - total flux cleaned = 0.000358054 Jy ! Total flux subtracted in 200 components = 0.000358054 Jy ! Clean residual min=-0.000476 max=0.000522 Jy/beam ! Clean residual mean=-0.000003 rms=0.000133 Jy/beam ! Combined flux in latest and established models = 0.037739 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 163 components and 0.037739 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=0.054138Jy sigma=1.205005 ! Fit after self-cal, rms=0.054145Jy sigma=1.204957 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 = 0.000100121 Jy ! Component: 100 - total flux cleaned = 0.00013147 Jy ! Component: 150 - total flux cleaned = 0.000138285 Jy ! Component: 200 - total flux cleaned = 0.000138387 Jy ! Total flux subtracted in 200 components = 0.000138387 Jy ! Clean residual min=-0.000480 max=0.000526 Jy/beam ! Clean residual mean=-0.000003 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0378774 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 174 components and 0.0378774 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=0.054144Jy sigma=1.204945 ! Fit after self-cal, rms=0.054144Jy sigma=1.204917 ! 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=0.9827 mas, bmaj=1.463 mas, bpa=-2.157 degrees ! Estimated noise=0.0885072 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9827 x 1.463 at -2.157 degrees (North through East) ! Clean map min=-0.00065086 max=0.029608 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=0.7066 mas, bmaj=1.083 mas, bpa=-3.239 degrees ! Estimated noise=0.235759 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0232851 Jy ! Component: 100 - total flux cleaned = 0.0284391 Jy ! Component: 150 - total flux cleaned = 0.0302129 Jy ! Component: 200 - total flux cleaned = 0.0313018 Jy ! Total flux subtracted in 200 components = 0.0313018 Jy ! Clean residual min=-0.001329 max=0.001262 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0313018 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0313018 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9827 mas, bmaj=1.463 mas, bpa=-2.157 degrees ! Estimated noise=0.0885072 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 = 0.00189667 Jy ! Component: 100 - total flux cleaned = 0.00314958 Jy ! Component: 150 - total flux cleaned = 0.00407311 Jy ! Component: 200 - total flux cleaned = 0.00466773 Jy ! Total flux subtracted in 200 components = 0.00466773 Jy ! Clean residual min=-0.000541 max=0.000493 Jy/beam ! Clean residual mean=-0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0359696 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 51 components and 0.0359696 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=2.232 mas, bmaj=2.506 mas, bpa=6.831 degrees ! Estimated noise=0.110628 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000822129 Jy ! Component: 100 - total flux cleaned = 0.00108798 Jy ! Component: 150 - total flux cleaned = 0.00117395 Jy ! Component: 200 - total flux cleaned = 0.00128349 Jy ! Total flux subtracted in 200 components = 0.00128349 Jy ! Clean residual min=-0.000516 max=0.000532 Jy/beam ! Clean residual mean=-0.000002 rms=0.000148 Jy/beam ! Combined flux in latest and established models = 0.0372531 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111962 Jy ! Component: 100 - total flux cleaned = 0.000210309 Jy ! Component: 150 - total flux cleaned = 0.000284967 Jy ! Component: 200 - total flux cleaned = 0.00035179 Jy ! Total flux subtracted in 200 components = 0.00035179 Jy ! Clean residual min=-0.000509 max=0.000529 Jy/beam ! Clean residual mean=-0.000002 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0376048 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 114 components and 0.0376048 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9827 mas, bmaj=1.463 mas, bpa=-2.157 degrees ! Estimated noise=0.0885072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.02425e-05 Jy ! Component: 100 - total flux cleaned = 1.18753e-05 Jy ! Component: 150 - total flux cleaned = 7.37522e-05 Jy ! Component: 200 - total flux cleaned = 0.000108398 Jy ! Total flux subtracted in 200 components = 0.000108398 Jy ! Clean residual min=-0.000421 max=0.000485 Jy/beam ! Clean residual mean=-0.000001 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0377132 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 0.0377133 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=0.054151Jy sigma=1.205099 ! Fit after self-cal, rms=0.054143Jy sigma=1.204984 wmodel J1601+431B_X_map.mod ! Writing 131 model components to file: J1601+431B_X_map.mod wobs J1601+431B_X_uvs.fits ! Writing UV FITS file: J1601+431B_X_uvs.fits wwins J1601+431B_X_map.win ! wwins: Wrote 6 windows to J1601+431B_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 4.63429e-05 Jy ! Component: 100 - total flux cleaned = 7.64605e-05 Jy ! Component: 150 - total flux cleaned = 9.12012e-05 Jy ! Component: 200 - total flux cleaned = 9.12811e-05 Jy ! Component: 250 - total flux cleaned = 0.000105115 Jy ! Component: 300 - total flux cleaned = 8.48262e-05 Jy ! Component: 350 - total flux cleaned = 8.48914e-05 Jy ! Component: 400 - total flux cleaned = 8.49935e-05 Jy ! Component: 450 - total flux cleaned = 9.14323e-05 Jy ! Component: 500 - total flux cleaned = 0.000104295 Jy ! Component: 550 - total flux cleaned = 0.000123287 Jy ! Component: 600 - total flux cleaned = 0.000123319 Jy ! Component: 650 - total flux cleaned = 0.000135687 Jy ! Component: 700 - total flux cleaned = 0.00015417 Jy ! Component: 750 - total flux cleaned = 0.000148135 Jy ! Component: 800 - total flux cleaned = 0.0002022 Jy ! Component: 850 - total flux cleaned = 0.000208002 Jy ! Component: 900 - total flux cleaned = 0.000219727 Jy ! Component: 950 - total flux cleaned = 0.000248997 Jy ! Component: 1000 - total flux cleaned = 0.000237391 Jy ! Component: 1050 - total flux cleaned = 0.000277716 Jy ! Component: 1100 - total flux cleaned = 0.000294827 Jy ! Component: 1150 - total flux cleaned = 0.000306098 Jy ! Component: 1200 - total flux cleaned = 0.000311711 Jy ! Component: 1250 - total flux cleaned = 0.00032289 Jy ! Component: 1300 - total flux cleaned = 0.000339459 Jy ! Component: 1350 - total flux cleaned = 0.00032296 Jy ! Component: 1400 - total flux cleaned = 0.000344836 Jy ! Component: 1450 - total flux cleaned = 0.000344849 Jy ! Component: 1500 - total flux cleaned = 0.000355635 Jy ! Component: 1550 - total flux cleaned = 0.000355652 Jy ! Component: 1600 - total flux cleaned = 0.00036629 Jy ! Component: 1650 - total flux cleaned = 0.000398 Jy ! Component: 1700 - total flux cleaned = 0.000387508 Jy ! Component: 1750 - total flux cleaned = 0.000397972 Jy ! Component: 1800 - total flux cleaned = 0.000403168 Jy ! Component: 1850 - total flux cleaned = 0.000413498 Jy ! Component: 1900 - total flux cleaned = 0.000413467 Jy ! Component: 1950 - total flux cleaned = 0.00041348 Jy ! Component: 2000 - total flux cleaned = 0.000398267 Jy ! Component: 2050 - total flux cleaned = 0.000423427 Jy ! Component: 2100 - total flux cleaned = 0.000413447 Jy ! Component: 2150 - total flux cleaned = 0.000433369 Jy ! Component: 2200 - total flux cleaned = 0.000428433 Jy ! Component: 2250 - total flux cleaned = 0.000443193 Jy ! Component: 2300 - total flux cleaned = 0.000433436 Jy ! Component: 2350 - total flux cleaned = 0.000443173 Jy ! Component: 2400 - total flux cleaned = 0.000423758 Jy ! Component: 2450 - total flux cleaned = 0.000433419 Jy ! Component: 2500 - total flux cleaned = 0.000423779 Jy ! Component: 2550 - total flux cleaned = 0.000433363 Jy ! Component: 2600 - total flux cleaned = 0.000447608 Jy ! Component: 2650 - total flux cleaned = 0.000447592 Jy ! Component: 2700 - total flux cleaned = 0.000447618 Jy ! Component: 2750 - total flux cleaned = 0.000457019 Jy ! Component: 2800 - total flux cleaned = 0.000461702 Jy ! Component: 2850 - total flux cleaned = 0.000475654 Jy ! Component: 2900 - total flux cleaned = 0.000475679 Jy ! Component: 2950 - total flux cleaned = 0.000466458 Jy ! Component: 3000 - total flux cleaned = 0.000484846 Jy ! Component: 3050 - total flux cleaned = 0.000494022 Jy ! Component: 3100 - total flux cleaned = 0.000489461 Jy ! Component: 3150 - total flux cleaned = 0.000494037 Jy ! Component: 3200 - total flux cleaned = 0.000498582 Jy ! Component: 3250 - total flux cleaned = 0.000503105 Jy ! Component: 3300 - total flux cleaned = 0.000516572 Jy ! Component: 3350 - total flux cleaned = 0.000521029 Jy ! Component: 3400 - total flux cleaned = 0.000534326 Jy ! Component: 3450 - total flux cleaned = 0.000525448 Jy ! Component: 3500 - total flux cleaned = 0.000525443 Jy ! Component: 3550 - total flux cleaned = 0.000525436 Jy ! Component: 3600 - total flux cleaned = 0.000516666 Jy ! Component: 3650 - total flux cleaned = 0.000551466 Jy ! Component: 3700 - total flux cleaned = 0.000538454 Jy ! Component: 3750 - total flux cleaned = 0.000547066 Jy ! Component: 3800 - total flux cleaned = 0.000538476 Jy ! Component: 3850 - total flux cleaned = 0.000538451 Jy ! Component: 3900 - total flux cleaned = 0.000542733 Jy ! Component: 3950 - total flux cleaned = 0.000555504 Jy ! Component: 4000 - total flux cleaned = 0.000555509 Jy ! Component: 4050 - total flux cleaned = 0.000555559 Jy ! Total flux subtracted in 4096 components = 0.000551337 Jy ! Clean residual min=-0.000249 max=0.000309 Jy/beam ! Clean residual mean=0.000000 rms=0.000073 Jy/beam ! Combined flux in latest and established models = 0.0382646 Jy keep ! Adding 315 model components to the UV plane model. ! The established model now contains 446 components and 0.0382646 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1601+431B_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9827 x 1.463 at -2.157 degrees (North through East) ! Clean map min=-0.00059778 max=0.02949 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1601+431B_X_map.fits wmodel /vlbi/uf001/uva//J1601+431B_X_map.mod ! Writing 446 model components to file: /vlbi/uf001/uva//J1601+431B_X_map.mod wobs /vlbi/uf001/uva//J1601+431B_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1601+431B_X_uvs.fits wwins /vlbi/uf001/uva//J1601+431B_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1601+431B_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.02949 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.29457e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.742072 0.742072 1.48414 2.96829 5.93658 11.8732 23.7463 47.4926 94.9852 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.029 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 404.273 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1601+431B_X_dfm.log closed on Mon Jan 14 03:32:19 2019