! Started logfile: /vlbi/uf001/uva//J1719+4804_X_dfm.log on Mon Jan 14 04:07:06 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//J1719+4804_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1719+4804_X_uva.fits ! AN table 1: 57 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.787037 visibilities/baseline/integration-bin. ! Found source: J1719+4804 ! ! 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 19380 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 J1719+4804_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 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 57 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.000381Jy sigma=28.737937 ! Fit after self-cal, rms=0.978056Jy sigma=28.102906 ! 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=0.7664 mas, bmaj=2.081 mas, bpa=-32.63 degrees ! Estimated noise=0.41807 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 = 0.0179908 Jy ! Component: 100 - total flux cleaned = 0.021942 Jy ! Total flux subtracted in 100 components = 0.021942 Jy ! Clean residual min=-0.002400 max=0.002305 Jy/beam ! Clean residual mean=-0.000000 rms=0.000596 Jy/beam ! Combined flux in latest and established models = 0.021942 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.021942 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=0.045478Jy sigma=1.242349 ! Fit after self-cal, rms=0.043885Jy sigma=1.193876 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00311144 Jy ! Component: 100 - total flux cleaned = 0.00414529 Jy ! Total flux subtracted in 100 components = 0.00414529 Jy ! Clean residual min=-0.002749 max=0.002609 Jy/beam ! Clean residual mean=-0.000001 rms=0.000588 Jy/beam ! Combined flux in latest and established models = 0.0260873 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.0260873 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=0.043678Jy sigma=1.188166 ! Fit after self-cal, rms=0.043673Jy sigma=1.187950 ! 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=1.109 mas, bmaj=2.318 mas, bpa=-31.21 degrees ! Estimated noise=0.181074 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 = 0.000662102 Jy ! Component: 100 - total flux cleaned = 0.000728253 Jy ! Component: 150 - total flux cleaned = 0.000728379 Jy ! Component: 200 - total flux cleaned = 0.000728299 Jy ! Total flux subtracted in 200 components = 0.000728299 Jy ! Clean residual min=-0.001074 max=0.001142 Jy/beam ! Clean residual mean=0.000000 rms=0.000271 Jy/beam ! Combined flux in latest and established models = 0.0268156 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 23 components and 0.0268156 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=0.043661Jy sigma=1.187679 ! Fit after self-cal, rms=0.043659Jy sigma=1.187648 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.109 x 2.318 at -31.21 degrees (North through East) ! Clean map min=-0.0010203 max=0.026068 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.01 KP 1.03 LA 1.07 ! MK 1.18 NL 0.98 OV 1.09 PT 1.00 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.90 KP 1.02 LA 1.13 ! MK 1.20 NL 1.11 OV 0.90 PT 0.98 ! SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.11 KP 1.03 LA 1.07 ! MK 1.12 NL 0.94 OV 1.04 PT 0.94 ! SC 0.93 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.93 KP 1.09 LA 1.06 ! MK 1.12 NL 1.07 OV 1.03 PT 0.92 ! SC 0.86 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 KP 1.14 LA 1.05 ! MK 0.98 NL 1.09 OV 1.07 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 KP 1.05 LA 1.03 ! MK 1.12 NL 1.09 OV 0.95 PT 0.99 ! SC 0.77 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 KP 1.18 LA 1.16 ! MK 0.99 NL 0.98 OV 0.99 PT 0.93 ! SC 0.78 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.95 KP 1.17 LA 1.00 ! MK 1.03 NL 0.99 OV 0.94 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.08 KP 1.04 LA 0.99 ! MK 1.04 NL 1.02 OV 0.97 PT 0.86 ! SC 0.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.87 KP 1.09 LA 1.06 ! MK 0.87 NL 1.02 OV 0.90 PT 0.95 ! SC 0.86 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.96 KP 1.02 LA 1.00 ! MK 0.90 NL 0.92 OV 1.01 PT 0.84 ! SC 0.75 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.89 KP 0.98 LA 0.98 ! MK 0.86 NL 0.96 OV 0.92 PT 0.87 ! SC 0.91 ! ! ! Fit before self-cal, rms=0.043659Jy sigma=1.187648 ! Fit after self-cal, rms=0.043297Jy sigma=1.184125 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.106 mas, bmaj=2.336 mas, bpa=-31.35 degrees ! Estimated noise=0.18106 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 = -7.44622e-05 Jy ! Component: 100 - total flux cleaned = -9.68556e-05 Jy ! Component: 150 - total flux cleaned = -0.000109268 Jy ! Component: 200 - total flux cleaned = -0.00012511 Jy ! Total flux subtracted in 200 components = -0.00012511 Jy ! Clean residual min=-0.000893 max=0.000948 Jy/beam ! Clean residual mean=0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0266904 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 29 components and 0.0266904 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=0.043294Jy sigma=1.184068 ! Fit after self-cal, rms=0.043339Jy sigma=1.183237 ! 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=0.043339Jy sigma=1.183237 ! Fit after self-cal, rms=0.044298Jy sigma=1.180142 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.101 mas, bmaj=2.341 mas, bpa=-31.59 degrees ! Estimated noise=0.181286 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.0894e-05 Jy ! Component: 100 - total flux cleaned = 1.48348e-05 Jy ! Component: 150 - total flux cleaned = 1.48745e-05 Jy ! Component: 200 - total flux cleaned = 1.51608e-05 Jy ! Total flux subtracted in 200 components = 1.51608e-05 Jy ! Clean residual min=-0.000976 max=0.000847 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0267056 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.0267056 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=0.044297Jy sigma=1.180128 ! Fit after self-cal, rms=0.044368Jy sigma=1.178855 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 = -7.16044e-05 Jy ! Component: 100 - total flux cleaned = -7.1732e-05 Jy ! Component: 150 - total flux cleaned = -7.17422e-05 Jy ! Component: 200 - total flux cleaned = -7.18656e-05 Jy ! Total flux subtracted in 200 components = -7.18656e-05 Jy ! Clean residual min=-0.000925 max=0.000858 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0266337 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 38 components and 0.0266337 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=0.044366Jy sigma=1.178835 ! Fit after self-cal, rms=0.044367Jy sigma=1.178825 ! 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=0.044367Jy sigma=1.178825 ! Fit after self-cal, rms=0.045314Jy sigma=1.178568 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.099 mas, bmaj=2.343 mas, bpa=-31.5 degrees ! Estimated noise=0.182666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000164436 Jy ! Component: 100 - total flux cleaned = 0.000169668 Jy ! Component: 150 - total flux cleaned = 0.000161152 Jy ! Component: 200 - total flux cleaned = 0.000145432 Jy ! Total flux subtracted in 200 components = 0.000145432 Jy ! Clean residual min=-0.000931 max=0.000880 Jy/beam ! Clean residual mean=-0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0267792 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.0267792 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=0.045312Jy sigma=1.178545 ! Fit after self-cal, rms=0.045355Jy sigma=1.178375 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.46821e-05 Jy ! Component: 100 - total flux cleaned = -4.94351e-05 Jy ! Component: 150 - total flux cleaned = -6.12253e-05 Jy ! Component: 200 - total flux cleaned = -7.20008e-05 Jy ! Total flux subtracted in 200 components = -7.20008e-05 Jy ! Clean residual min=-0.000934 max=0.000883 Jy/beam ! Clean residual mean=-0.000002 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0267072 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 43 components and 0.0267072 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=0.045354Jy sigma=1.178362 ! Fit after self-cal, rms=0.045353Jy sigma=1.178315 ! 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=0.045353Jy sigma=1.178315 ! Fit after self-cal, rms=0.045894Jy sigma=1.178287 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.55 mas, bmaj=2.847 mas, bpa=-35.17 degrees ! Estimated noise=0.213037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000220811 Jy ! Component: 100 - total flux cleaned = 0.000278679 Jy ! Component: 150 - total flux cleaned = 0.000275917 Jy ! Component: 200 - total flux cleaned = 0.00028096 Jy ! Total flux subtracted in 200 components = 0.00028096 Jy ! Clean residual min=-0.000910 max=0.000949 Jy/beam ! Clean residual mean=-0.000003 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0269881 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 53 components and 0.0269881 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=0.045894Jy sigma=1.178300 ! Fit after self-cal, rms=0.045911Jy sigma=1.178247 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 = 1.40812e-05 Jy ! Component: 100 - total flux cleaned = 1.6673e-05 Jy ! Component: 150 - total flux cleaned = 2.15051e-05 Jy ! Component: 200 - total flux cleaned = 2.83678e-05 Jy ! Total flux subtracted in 200 components = 2.83678e-05 Jy ! Clean residual min=-0.000914 max=0.000944 Jy/beam ! Clean residual mean=-0.000003 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0270165 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 55 components and 0.0270165 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=0.045911Jy sigma=1.178257 ! Fit after self-cal, rms=0.045912Jy sigma=1.178252 ! 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=1.097 mas, bmaj=2.345 mas, bpa=-31.45 degrees ! Estimated noise=0.18394 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.097 x 2.345 at -31.45 degrees (North through East) ! Clean map min=-0.00087894 max=0.026266 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=0.7546 mas, bmaj=2.084 mas, bpa=-32.27 degrees ! Estimated noise=0.419093 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0199215 Jy ! Component: 100 - total flux cleaned = 0.0243834 Jy ! Component: 150 - total flux cleaned = 0.026011 Jy ! Component: 200 - total flux cleaned = 0.0261425 Jy ! Total flux subtracted in 200 components = 0.0261425 Jy ! Clean residual min=-0.002468 max=0.002303 Jy/beam ! Clean residual mean=-0.000001 rms=0.000583 Jy/beam ! Combined flux in latest and established models = 0.0261425 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 0.0261425 Jy ! Inverting map and beam ! Estimated beam: bmin=1.097 mas, bmaj=2.345 mas, bpa=-31.45 degrees ! Estimated noise=0.18394 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 = 0.000702676 Jy ! Component: 100 - total flux cleaned = 0.00070411 Jy ! Component: 150 - total flux cleaned = 0.00075648 Jy ! Component: 200 - total flux cleaned = 0.000746006 Jy ! Total flux subtracted in 200 components = 0.000746006 Jy ! Clean residual min=-0.000925 max=0.000881 Jy/beam ! Clean residual mean=-0.000002 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.0268885 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.0268885 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=2.55 mas, bmaj=2.847 mas, bpa=-35.17 degrees ! Estimated noise=0.213037 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.45485e-05 Jy ! Component: 100 - total flux cleaned = 3.87263e-05 Jy ! Component: 150 - total flux cleaned = 4.8779e-05 Jy ! Component: 200 - total flux cleaned = 5.783e-05 Jy ! Total flux subtracted in 200 components = 5.783e-05 Jy ! Clean residual min=-0.000937 max=0.000925 Jy/beam ! Clean residual mean=-0.000003 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0269464 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 = 8.10594e-06 Jy ! Component: 100 - total flux cleaned = 1.5665e-05 Jy ! Component: 150 - total flux cleaned = 1.91973e-05 Jy ! Component: 200 - total flux cleaned = 2.93298e-05 Jy ! Total flux subtracted in 200 components = 2.93298e-05 Jy ! Clean residual min=-0.000931 max=0.000927 Jy/beam ! Clean residual mean=-0.000003 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0269757 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.0269757 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.097 mas, bmaj=2.345 mas, bpa=-31.45 degrees ! Estimated noise=0.18394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.77735e-05 Jy ! Component: 100 - total flux cleaned = -8.15355e-05 Jy ! Component: 150 - total flux cleaned = -8.72165e-05 Jy ! Component: 200 - total flux cleaned = -9.27005e-05 Jy ! Total flux subtracted in 200 components = -9.27005e-05 Jy ! Clean residual min=-0.000927 max=0.000872 Jy/beam ! Clean residual mean=-0.000002 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.026883 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.026883 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=0.045913Jy sigma=1.178281 ! Fit after self-cal, rms=0.045909Jy sigma=1.178238 wmodel J1719+4804_X_map.mod ! Writing 39 model components to file: J1719+4804_X_map.mod wobs J1719+4804_X_uvs.fits ! Writing UV FITS file: J1719+4804_X_uvs.fits wwins J1719+4804_X_map.win ! wwins: Wrote 1 windows to J1719+4804_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 = -0.000260731 Jy ! Component: 100 - total flux cleaned = -0.00030828 Jy ! Component: 150 - total flux cleaned = -0.000367182 Jy ! Component: 200 - total flux cleaned = -0.000409495 Jy ! Component: 250 - total flux cleaned = -0.000409698 Jy ! Component: 300 - total flux cleaned = -0.000436492 Jy ! Component: 350 - total flux cleaned = -0.00050108 Jy ! Component: 400 - total flux cleaned = -0.000513601 Jy ! Component: 450 - total flux cleaned = -0.000538091 Jy ! Component: 500 - total flux cleaned = -0.000526043 Jy ! Component: 550 - total flux cleaned = -0.00051426 Jy ! Component: 600 - total flux cleaned = -0.00048008 Jy ! Component: 650 - total flux cleaned = -0.000491262 Jy ! Component: 700 - total flux cleaned = -0.000469329 Jy ! Component: 750 - total flux cleaned = -0.000479957 Jy ! Component: 800 - total flux cleaned = -0.000479792 Jy ! Component: 850 - total flux cleaned = -0.000489879 Jy ! Component: 900 - total flux cleaned = -0.000479878 Jy ! Component: 950 - total flux cleaned = -0.000479788 Jy ! Component: 1000 - total flux cleaned = -0.000538985 Jy ! Component: 1050 - total flux cleaned = -0.00055832 Jy ! Component: 1100 - total flux cleaned = -0.000577241 Jy ! Component: 1150 - total flux cleaned = -0.000596101 Jy ! Component: 1200 - total flux cleaned = -0.000614973 Jy ! Component: 1250 - total flux cleaned = -0.000661176 Jy ! Component: 1300 - total flux cleaned = -0.000697393 Jy ! Component: 1350 - total flux cleaned = -0.00069736 Jy ! Component: 1400 - total flux cleaned = -0.000732756 Jy ! Component: 1450 - total flux cleaned = -0.000724093 Jy ! Component: 1500 - total flux cleaned = -0.000741473 Jy ! Component: 1550 - total flux cleaned = -0.000749839 Jy ! Component: 1600 - total flux cleaned = -0.00074146 Jy ! Component: 1650 - total flux cleaned = -0.00080001 Jy ! Component: 1700 - total flux cleaned = -0.000799983 Jy ! Component: 1750 - total flux cleaned = -0.000783556 Jy ! Component: 1800 - total flux cleaned = -0.000775635 Jy ! Component: 1850 - total flux cleaned = -0.00083158 Jy ! Component: 1900 - total flux cleaned = -0.000847273 Jy ! Component: 1950 - total flux cleaned = -0.000862953 Jy ! Component: 2000 - total flux cleaned = -0.000886231 Jy ! Component: 2050 - total flux cleaned = -0.000901588 Jy ! Component: 2100 - total flux cleaned = -0.000924346 Jy ! Component: 2150 - total flux cleaned = -0.000916917 Jy ! Component: 2200 - total flux cleaned = -0.000954213 Jy ! Component: 2250 - total flux cleaned = -0.000976295 Jy ! Component: 2300 - total flux cleaned = -0.000998301 Jy ! Component: 2350 - total flux cleaned = -0.0010347 Jy ! Component: 2400 - total flux cleaned = -0.00105629 Jy ! Component: 2450 - total flux cleaned = -0.00105628 Jy ! Component: 2500 - total flux cleaned = -0.00109157 Jy ! Component: 2550 - total flux cleaned = -0.00107057 Jy ! Component: 2600 - total flux cleaned = -0.00111227 Jy ! Component: 2650 - total flux cleaned = -0.00110529 Jy ! Component: 2700 - total flux cleaned = -0.00112587 Jy ! Component: 2750 - total flux cleaned = -0.00110556 Jy ! Component: 2800 - total flux cleaned = -0.00111904 Jy ! Component: 2850 - total flux cleaned = -0.0011123 Jy ! Component: 2900 - total flux cleaned = -0.00112548 Jy ! Component: 2950 - total flux cleaned = -0.00113207 Jy ! Component: 3000 - total flux cleaned = -0.0011321 Jy ! Component: 3050 - total flux cleaned = -0.00114511 Jy ! Component: 3100 - total flux cleaned = -0.0011065 Jy ! Component: 3150 - total flux cleaned = -0.00116398 Jy ! Component: 3200 - total flux cleaned = -0.00113862 Jy ! Component: 3250 - total flux cleaned = -0.0011511 Jy ! Component: 3300 - total flux cleaned = -0.00114489 Jy ! Component: 3350 - total flux cleaned = -0.00114493 Jy ! Component: 3400 - total flux cleaned = -0.00114489 Jy ! Component: 3450 - total flux cleaned = -0.00114492 Jy ! Component: 3500 - total flux cleaned = -0.00113278 Jy ! Component: 3550 - total flux cleaned = -0.00112678 Jy ! Component: 3600 - total flux cleaned = -0.00113881 Jy ! Component: 3650 - total flux cleaned = -0.00112693 Jy ! Component: 3700 - total flux cleaned = -0.0011328 Jy ! Component: 3750 - total flux cleaned = -0.00115041 Jy ! Component: 3800 - total flux cleaned = -0.00113287 Jy ! Component: 3850 - total flux cleaned = -0.00112705 Jy ! Component: 3900 - total flux cleaned = -0.0011386 Jy ! Component: 3950 - total flux cleaned = -0.00116155 Jy ! Component: 4000 - total flux cleaned = -0.00115583 Jy ! Component: 4050 - total flux cleaned = -0.00115575 Jy ! Total flux subtracted in 4096 components = -0.00116134 Jy ! Clean residual min=-0.000376 max=0.000319 Jy/beam ! Clean residual mean=-0.000001 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0257217 Jy keep ! Adding 302 model components to the UV plane model. ! The established model now contains 341 components and 0.0257217 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1719+4804_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.097 x 2.345 at -31.45 degrees (North through East) ! Clean map min=-0.00061901 max=0.026418 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1719+4804_X_map.fits wmodel /vlbi/uf001/uva//J1719+4804_X_map.mod ! Writing 341 model components to file: /vlbi/uf001/uva//J1719+4804_X_map.mod wobs /vlbi/uf001/uva//J1719+4804_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1719+4804_X_uvs.fits wwins /vlbi/uf001/uva//J1719+4804_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1719+4804_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0264184 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.88266e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.12225 1.12225 2.2445 4.489 8.97799 17.956 35.912 71.8239 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.026 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 267.32 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1719+4804_X_dfm.log closed on Mon Jan 14 04:07:11 2019