! Started logfile: /vlbi/uf001/uva//J1807+3106_X_dfm.log on Mon Jan 14 04:31:07 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//J1807+3106_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1807+3106_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.878704 visibilities/baseline/integration-bin. ! Found source: J1807+3106 ! ! 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 22776 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 J1807+3106_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=1.017364Jy sigma=23.655137 ! Fit after self-cal, rms=0.843313Jy sigma=19.571022 ! 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=0.8126 mas, bmaj=1.261 mas, bpa=-15.56 degrees ! Estimated noise=0.465082 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 = 0.117834 Jy ! Component: 100 - total flux cleaned = 0.145309 Jy ! Total flux subtracted in 100 components = 0.145309 Jy ! Clean residual min=-0.005471 max=0.010915 Jy/beam ! Clean residual mean=0.000005 rms=0.001464 Jy/beam ! Combined flux in latest and established models = 0.145309 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.145309 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=0.059690Jy sigma=1.334049 ! Fit after self-cal, rms=0.059678Jy sigma=1.333745 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0119157 Jy ! Component: 100 - total flux cleaned = 0.0180706 Jy ! Total flux subtracted in 100 components = 0.0180706 Jy ! Clean residual min=-0.005046 max=0.006612 Jy/beam ! Clean residual mean=0.000001 rms=0.001189 Jy/beam ! Combined flux in latest and established models = 0.16338 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 7 components and 0.16338 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=0.056503Jy sigma=1.256901 ! Fit after self-cal, rms=0.056491Jy sigma=1.256492 ! 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=1.086 mas, bmaj=1.581 mas, bpa=-11.92 degrees ! Estimated noise=0.204153 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00745097 Jy ! Component: 100 - total flux cleaned = 0.0122973 Jy ! Component: 150 - total flux cleaned = 0.0157325 Jy ! Component: 200 - total flux cleaned = 0.0182479 Jy ! Total flux subtracted in 200 components = 0.0182479 Jy ! Clean residual min=-0.004254 max=0.004978 Jy/beam ! Clean residual mean=-0.000002 rms=0.000955 Jy/beam ! Combined flux in latest and established models = 0.181627 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 24 components and 0.181627 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=0.055374Jy sigma=1.227301 ! Fit after self-cal, rms=0.055285Jy sigma=1.224926 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.086 x 1.581 at -11.92 degrees (North through East) ! Clean map min=-0.0037614 max=0.15606 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.92 KP 1.00 ! LA 0.97 MK 1.01 NL 1.16 OV 0.91 ! PT 1.00 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.93 KP 1.03 ! LA 0.97 MK 1.02 NL 1.12 OV 0.93 ! PT 0.99 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.95 KP 1.03 ! LA 0.97 MK 1.02 NL 1.14 OV 0.91 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.94 KP 1.06 ! LA 0.96 MK 1.05 NL 1.12 OV 0.90 ! PT 1.01 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.00 HN 0.93 KP 1.02 ! LA 0.97 MK 1.01 NL 1.13 OV 0.91 ! PT 0.96 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.92 KP 1.01 ! LA 0.97 MK 1.01 NL 1.13 OV 0.91 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.91 KP 1.03 ! LA 0.96 MK 1.01 NL 1.12 OV 0.89 ! PT 1.00 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.94 KP 1.00 ! LA 0.96 MK 1.04 NL 1.12 OV 0.91 ! PT 1.01 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.91 KP 1.03 ! LA 0.96 MK 0.99 NL 1.13 OV 0.90 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.94 KP 1.02 ! LA 0.95 MK 1.01 NL 1.09 OV 0.92 ! PT 1.00 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.93 KP 1.02 ! LA 0.95 MK 1.02 NL 1.13 OV 0.89 ! PT 0.97 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.93 KP 1.00 ! LA 0.94 MK 0.98 NL 1.13 OV 0.90 ! PT 0.98 SC 0.99 ! ! ! Fit before self-cal, rms=0.055285Jy sigma=1.224926 ! Fit after self-cal, rms=0.052725Jy sigma=1.182157 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.083 mas, bmaj=1.584 mas, bpa=-11.43 degrees ! Estimated noise=0.202715 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 = -0.00116343 Jy ! Component: 100 - total flux cleaned = -0.00170297 Jy ! Component: 150 - total flux cleaned = -0.00202343 Jy ! Component: 200 - total flux cleaned = -0.00205614 Jy ! Total flux subtracted in 200 components = -0.00205614 Jy ! Clean residual min=-0.001642 max=0.001456 Jy/beam ! Clean residual mean=-0.000003 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.179571 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 34 components and 0.179571 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=0.052598Jy sigma=1.179318 ! Fit after self-cal, rms=0.052618Jy sigma=1.178984 ! 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=0.052618Jy sigma=1.178984 ! Fit after self-cal, rms=0.052394Jy sigma=1.174111 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.082 mas, bmaj=1.582 mas, bpa=-11.55 degrees ! Estimated noise=0.202696 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108637 Jy ! Component: 100 - total flux cleaned = -0.00126141 Jy ! Component: 150 - total flux cleaned = -0.0012817 Jy ! Component: 200 - total flux cleaned = -0.00131711 Jy ! Total flux subtracted in 200 components = -0.00131711 Jy ! Clean residual min=-0.001091 max=0.001044 Jy/beam ! Clean residual mean=-0.000002 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.178254 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 43 components and 0.178254 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=0.052365Jy sigma=1.173438 ! Fit after self-cal, rms=0.052366Jy sigma=1.173378 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 = -0.000192536 Jy ! Component: 100 - total flux cleaned = -0.000269737 Jy ! Component: 150 - total flux cleaned = -0.000297019 Jy ! Component: 200 - total flux cleaned = -0.000309253 Jy ! Total flux subtracted in 200 components = -0.000309253 Jy ! Clean residual min=-0.001090 max=0.001054 Jy/beam ! Clean residual mean=-0.000002 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.177945 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 50 components and 0.177945 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=0.052359Jy sigma=1.173212 ! Fit after self-cal, rms=0.052357Jy sigma=1.173206 ! 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=0.052357Jy sigma=1.173206 ! Fit after self-cal, rms=0.052341Jy sigma=1.173008 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.081 mas, bmaj=1.581 mas, bpa=-11.57 degrees ! Estimated noise=0.202637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000582548 Jy ! Component: 100 - total flux cleaned = -0.000686083 Jy ! Component: 150 - total flux cleaned = -0.000784449 Jy ! Component: 200 - total flux cleaned = -0.000834383 Jy ! Total flux subtracted in 200 components = -0.000834383 Jy ! Clean residual min=-0.001069 max=0.001035 Jy/beam ! Clean residual mean=-0.000001 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.177111 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 55 components and 0.177111 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=0.052331Jy sigma=1.172755 ! Fit after self-cal, rms=0.052331Jy sigma=1.172740 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 = -0.000170233 Jy ! Component: 100 - total flux cleaned = -0.000181545 Jy ! Component: 150 - total flux cleaned = -0.000191968 Jy ! Component: 200 - total flux cleaned = -0.000201689 Jy ! Total flux subtracted in 200 components = -0.000201689 Jy ! Clean residual min=-0.001071 max=0.001045 Jy/beam ! Clean residual mean=-0.000001 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.176909 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.176909 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=0.052327Jy sigma=1.172652 ! Fit after self-cal, rms=0.052327Jy sigma=1.172652 ! 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=0.052327Jy sigma=1.172652 ! Fit after self-cal, rms=0.052324Jy sigma=1.172576 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.297 mas, bmaj=2.654 mas, bpa=-8.726 degrees ! Estimated noise=0.243694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000278702 Jy ! Component: 100 - total flux cleaned = -0.000336515 Jy ! Component: 150 - total flux cleaned = -0.000404294 Jy ! Component: 200 - total flux cleaned = -0.000456301 Jy ! Total flux subtracted in 200 components = -0.000456301 Jy ! Clean residual min=-0.001144 max=0.001104 Jy/beam ! Clean residual mean=-0.000002 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.176453 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 65 components and 0.176453 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=0.052322Jy sigma=1.172511 ! Fit after self-cal, rms=0.052322Jy sigma=1.172495 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 = -2.90455e-05 Jy ! Component: 100 - total flux cleaned = -5.4689e-05 Jy ! Component: 150 - total flux cleaned = -6.59777e-05 Jy ! Component: 200 - total flux cleaned = -7.08998e-05 Jy ! Total flux subtracted in 200 components = -7.08998e-05 Jy ! Clean residual min=-0.001135 max=0.001086 Jy/beam ! Clean residual mean=-0.000002 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.176382 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 70 components and 0.176382 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=0.052322Jy sigma=1.172499 ! Fit after self-cal, rms=0.052322Jy sigma=1.172499 ! 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=1.08 mas, bmaj=1.58 mas, bpa=-11.55 degrees ! Estimated noise=0.202626 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 1.58 at -11.55 degrees (North through East) ! Clean map min=-0.0010306 max=0.15504 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=0.8085 mas, bmaj=1.259 mas, bpa=-15.27 degrees ! Estimated noise=0.459962 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.116425 Jy ! Component: 100 - total flux cleaned = 0.144482 Jy ! Component: 150 - total flux cleaned = 0.157344 Jy ! Component: 200 - total flux cleaned = 0.164077 Jy ! Total flux subtracted in 200 components = 0.164077 Jy ! Clean residual min=-0.002714 max=0.003208 Jy/beam ! Clean residual mean=0.000002 rms=0.000635 Jy/beam ! Combined flux in latest and established models = 0.164077 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.164077 Jy ! Inverting map and beam ! Estimated beam: bmin=1.08 mas, bmaj=1.58 mas, bpa=-11.55 degrees ! Estimated noise=0.202626 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 = 0.00471306 Jy ! Component: 100 - total flux cleaned = 0.00687277 Jy ! Component: 150 - total flux cleaned = 0.00830035 Jy ! Component: 200 - total flux cleaned = 0.00932275 Jy ! Total flux subtracted in 200 components = 0.00932275 Jy ! Clean residual min=-0.001197 max=0.001012 Jy/beam ! Clean residual mean=-0.000002 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.1734 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 35 components and 0.1734 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=2.297 mas, bmaj=2.654 mas, bpa=-8.726 degrees ! Estimated noise=0.243694 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113242 Jy ! Component: 100 - total flux cleaned = 0.00175658 Jy ! Component: 150 - total flux cleaned = 0.0021375 Jy ! Component: 200 - total flux cleaned = 0.00238688 Jy ! Total flux subtracted in 200 components = 0.00238688 Jy ! Clean residual min=-0.001155 max=0.001076 Jy/beam ! Clean residual mean=-0.000003 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.175786 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 = 6.03187e-05 Jy ! Component: 100 - total flux cleaned = 0.000101304 Jy ! Component: 150 - total flux cleaned = 0.000138702 Jy ! Component: 200 - total flux cleaned = 0.000173186 Jy ! Total flux subtracted in 200 components = 0.000173186 Jy ! Clean residual min=-0.001140 max=0.001069 Jy/beam ! Clean residual mean=-0.000003 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.17596 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 53 components and 0.17596 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.08 mas, bmaj=1.58 mas, bpa=-11.55 degrees ! Estimated noise=0.202626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000168061 Jy ! Component: 100 - total flux cleaned = -0.000139905 Jy ! Component: 150 - total flux cleaned = -0.000114144 Jy ! Component: 200 - total flux cleaned = -7.89277e-05 Jy ! Total flux subtracted in 200 components = -7.89277e-05 Jy ! Clean residual min=-0.001113 max=0.001073 Jy/beam ! Clean residual mean=-0.000001 rms=0.000227 Jy/beam ! Combined flux in latest and established models = 0.175881 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 65 components and 0.175881 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=0.052318Jy sigma=1.172430 ! Fit after self-cal, rms=0.052318Jy sigma=1.172410 wmodel J1807+3106_X_map.mod ! Writing 65 model components to file: J1807+3106_X_map.mod wobs J1807+3106_X_uvs.fits ! Writing UV FITS file: J1807+3106_X_uvs.fits wwins J1807+3106_X_map.win ! wwins: Wrote 2 windows to J1807+3106_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 = -4.50047e-05 Jy ! Component: 100 - total flux cleaned = 4.12847e-05 Jy ! Component: 150 - total flux cleaned = 4.15352e-05 Jy ! Component: 200 - total flux cleaned = -4.85508e-05 Jy ! Component: 250 - total flux cleaned = -0.000135464 Jy ! Component: 300 - total flux cleaned = -0.000233815 Jy ! Component: 350 - total flux cleaned = -0.00030213 Jy ! Component: 400 - total flux cleaned = -0.00034218 Jy ! Component: 450 - total flux cleaned = -0.000368156 Jy ! Component: 500 - total flux cleaned = -0.000393879 Jy ! Component: 550 - total flux cleaned = -0.000444473 Jy ! Component: 600 - total flux cleaned = -0.000469283 Jy ! Component: 650 - total flux cleaned = -0.000505773 Jy ! Component: 700 - total flux cleaned = -0.000553542 Jy ! Component: 750 - total flux cleaned = -0.000588755 Jy ! Component: 800 - total flux cleaned = -0.000611505 Jy ! Component: 850 - total flux cleaned = -0.000588508 Jy ! Component: 900 - total flux cleaned = -0.000588684 Jy ! Component: 950 - total flux cleaned = -0.000577668 Jy ! Component: 1000 - total flux cleaned = -0.000556121 Jy ! Component: 1050 - total flux cleaned = -0.000535002 Jy ! Component: 1100 - total flux cleaned = -0.000534875 Jy ! Component: 1150 - total flux cleaned = -0.000482662 Jy ! Component: 1200 - total flux cleaned = -0.00044147 Jy ! Component: 1250 - total flux cleaned = -0.000451757 Jy ! Component: 1300 - total flux cleaned = -0.0004619 Jy ! Component: 1350 - total flux cleaned = -0.000422255 Jy ! Component: 1400 - total flux cleaned = -0.000412443 Jy ! Component: 1450 - total flux cleaned = -0.000402955 Jy ! Component: 1500 - total flux cleaned = -0.000402861 Jy ! Component: 1550 - total flux cleaned = -0.000393426 Jy ! Component: 1600 - total flux cleaned = -0.000393405 Jy ! Component: 1650 - total flux cleaned = -0.000430481 Jy ! Component: 1700 - total flux cleaned = -0.000421082 Jy ! Component: 1750 - total flux cleaned = -0.000457641 Jy ! Component: 1800 - total flux cleaned = -0.00046662 Jy ! Component: 1850 - total flux cleaned = -0.000484584 Jy ! Component: 1900 - total flux cleaned = -0.000475879 Jy ! Component: 1950 - total flux cleaned = -0.00056357 Jy ! Component: 2000 - total flux cleaned = -0.00056349 Jy ! Component: 2050 - total flux cleaned = -0.000580811 Jy ! Component: 2100 - total flux cleaned = -0.000614964 Jy ! Component: 2150 - total flux cleaned = -0.000648843 Jy ! Component: 2200 - total flux cleaned = -0.00067401 Jy ! Component: 2250 - total flux cleaned = -0.000715592 Jy ! Component: 2300 - total flux cleaned = -0.000715739 Jy ! Component: 2350 - total flux cleaned = -0.000756756 Jy ! Component: 2400 - total flux cleaned = -0.000797438 Jy ! Component: 2450 - total flux cleaned = -0.000821579 Jy ! Component: 2500 - total flux cleaned = -0.000837407 Jy ! Component: 2550 - total flux cleaned = -0.000861186 Jy ! Component: 2600 - total flux cleaned = -0.000892587 Jy ! Component: 2650 - total flux cleaned = -0.000908127 Jy ! Component: 2700 - total flux cleaned = -0.000931304 Jy ! Component: 2750 - total flux cleaned = -0.000938924 Jy ! Component: 2800 - total flux cleaned = -0.000939092 Jy ! Component: 2850 - total flux cleaned = -0.000976878 Jy ! Component: 2900 - total flux cleaned = -0.000991892 Jy ! Component: 2950 - total flux cleaned = -0.000999397 Jy ! Component: 3000 - total flux cleaned = -0.00102883 Jy ! Component: 3050 - total flux cleaned = -0.0010581 Jy ! Component: 3100 - total flux cleaned = -0.00105806 Jy ! Component: 3150 - total flux cleaned = -0.00108691 Jy ! Component: 3200 - total flux cleaned = -0.00110118 Jy ! Component: 3250 - total flux cleaned = -0.00110824 Jy ! Component: 3300 - total flux cleaned = -0.00113655 Jy ! Component: 3350 - total flux cleaned = -0.00113652 Jy ! Component: 3400 - total flux cleaned = -0.00115042 Jy ! Component: 3450 - total flux cleaned = -0.00117822 Jy ! Component: 3500 - total flux cleaned = -0.00118511 Jy ! Component: 3550 - total flux cleaned = -0.00124672 Jy ! Component: 3600 - total flux cleaned = -0.00124672 Jy ! Component: 3650 - total flux cleaned = -0.00128056 Jy ! Component: 3700 - total flux cleaned = -0.00132086 Jy ! Component: 3750 - total flux cleaned = -0.00131418 Jy ! Component: 3800 - total flux cleaned = -0.00135406 Jy ! Component: 3850 - total flux cleaned = -0.00136727 Jy ! Component: 3900 - total flux cleaned = -0.00138043 Jy ! Component: 3950 - total flux cleaned = -0.00138704 Jy ! Component: 4000 - total flux cleaned = -0.001426 Jy ! Component: 4050 - total flux cleaned = -0.001426 Jy ! Total flux subtracted in 4096 components = -0.00145813 Jy ! Clean residual min=-0.000442 max=0.000484 Jy/beam ! Clean residual mean=-0.000001 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.174423 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 337 components and 0.174423 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1807+3106_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.08 x 1.58 at -11.55 degrees (North through East) ! Clean map min=-0.00073961 max=0.15523 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1807+3106_X_map.fits wmodel /vlbi/uf001/uva//J1807+3106_X_map.mod ! Writing 337 model components to file: /vlbi/uf001/uva//J1807+3106_X_map.mod wobs /vlbi/uf001/uva//J1807+3106_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1807+3106_X_uvs.fits wwins /vlbi/uf001/uva//J1807+3106_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1807+3106_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.155229 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000107415 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.207594 0.207594 0.415187 0.830374 1.66075 3.3215 6.64299 13.286 26.572 53.1439 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.155 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1445.13 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1807+3106_X_dfm.log closed on Mon Jan 14 04:31:12 2019