! Started logfile: /image_prod/ug002_uva//J0158+1307_X_dfm.log on Wed Mar 4 19:19:32 2020 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 /image_prod/ug002_uva//J0158+1307_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0158+1307_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.885119 visibilities/baseline/integration-bin. ! Found source: J0158+1307 ! ! 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 108 lines of history. ! ! Reading 17844 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 J0158+1307_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 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 29 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.023793Jy sigma=9.365817 ! Fit after self-cal, rms=0.804994Jy sigma=7.352799 ! 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=0.6691 mas, bmaj=1.652 mas, bpa=-7.845 degrees ! Estimated noise=1.01876 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 = 0.148688 Jy ! Component: 100 - total flux cleaned = 0.182537 Jy ! Total flux subtracted in 100 components = 0.182537 Jy ! Clean residual min=-0.007327 max=0.012784 Jy/beam ! Clean residual mean=-0.000007 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.182537 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.182537 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=0.059633Jy sigma=0.529970 ! Fit after self-cal, rms=0.059628Jy sigma=0.529822 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0141695 Jy ! Component: 100 - total flux cleaned = 0.0218715 Jy ! Total flux subtracted in 100 components = 0.0218715 Jy ! Clean residual min=-0.006429 max=0.007707 Jy/beam ! Clean residual mean=-0.000004 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.204408 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.204408 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=0.055183Jy sigma=0.484982 ! Fit after self-cal, rms=0.055158Jy sigma=0.484574 ! Inverting map ! Added new window around map position (1.2, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0071307 Jy ! Component: 100 - total flux cleaned = 0.0122727 Jy ! Total flux subtracted in 100 components = 0.0122727 Jy ! Clean residual min=-0.005566 max=0.006304 Jy/beam ! Clean residual mean=-0.000003 rms=0.001028 Jy/beam ! Combined flux in latest and established models = 0.216681 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 24 components and 0.216681 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=0.053800Jy sigma=0.468967 ! Fit after self-cal, rms=0.053770Jy sigma=0.468674 ! 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=0.8185 mas, bmaj=1.841 mas, bpa=-7.589 degrees ! Estimated noise=0.588261 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 = 0.00715092 Jy ! Component: 100 - total flux cleaned = 0.0124486 Jy ! Component: 150 - total flux cleaned = 0.0165013 Jy ! Component: 200 - total flux cleaned = 0.0196307 Jy ! Total flux subtracted in 200 components = 0.0196307 Jy ! Clean residual min=-0.004398 max=0.006758 Jy/beam ! Clean residual mean=-0.000002 rms=0.001070 Jy/beam ! Combined flux in latest and established models = 0.236311 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 35 components and 0.236311 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=0.052570Jy sigma=0.454911 ! Fit after self-cal, rms=0.052545Jy sigma=0.454581 ! Inverting map ! Added new window around map position (-1.8, -0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00522498 Jy ! Component: 100 - total flux cleaned = 0.00727614 Jy ! Component: 150 - total flux cleaned = 0.00872889 Jy ! Component: 200 - total flux cleaned = 0.00969696 Jy ! Total flux subtracted in 200 components = 0.00969696 Jy ! Clean residual min=-0.003879 max=0.004062 Jy/beam ! Clean residual mean=-0.000000 rms=0.000882 Jy/beam ! Combined flux in latest and established models = 0.246008 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 54 components and 0.246008 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=0.051890Jy sigma=0.447380 ! Fit after self-cal, rms=0.051850Jy sigma=0.447031 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8185 x 1.841 at -7.589 degrees (North through East) ! Clean map min=-0.0036339 max=0.19751 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 0.97 KP 1.03 ! MK 1.02 NL 1.07 OV 0.91 SC 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.98 HN 0.98 KP 1.02 ! MK 1.00 NL 1.13 OV 0.91 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.98 KP 1.04 ! MK 1.02 NL 1.07 OV 0.92 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 HN 1.00 KP 1.02 ! MK 1.01 NL 1.07 OV 0.93 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 1.01 KP 1.04 ! MK 1.01 NL 1.06 OV 0.93 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.04 KP 1.04 ! MK 1.01 NL 1.05 OV 0.92 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.97 HN 1.00 KP 1.03 ! MK 1.01 NL 1.05 OV 0.93 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.94 HN 1.01 KP 1.06 ! MK 0.96 NL 1.05 OV 0.95 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.00 KP 1.04 ! MK 1.01 NL 1.06 OV 0.90 SC 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 0.96 KP 1.03 ! MK 1.01 NL 1.11 OV 0.94 SC 1.01 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.01 KP 1.04 ! MK 1.01 NL 1.05 OV 0.92 SC 1.06 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.95 HN 1.02 KP 0.99 ! MK 1.07 NL 1.09 OV 0.95 SC 1.04 ! ! ! Fit before self-cal, rms=0.051850Jy sigma=0.447031 ! Fit after self-cal, rms=0.050176Jy sigma=0.431528 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8241 mas, bmaj=1.848 mas, bpa=-7.569 degrees ! Estimated noise=0.588135 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 = -0.00228911 Jy ! Component: 100 - total flux cleaned = -0.00275798 Jy ! Component: 150 - total flux cleaned = -0.00259181 Jy ! Component: 200 - total flux cleaned = -0.00245156 Jy ! Total flux subtracted in 200 components = -0.00245156 Jy ! Clean residual min=-0.001731 max=0.001758 Jy/beam ! Clean residual mean=0.000000 rms=0.000388 Jy/beam ! Combined flux in latest and established models = 0.243557 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 69 components and 0.243557 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=0.050037Jy sigma=0.430189 ! Fit after self-cal, rms=0.050051Jy sigma=0.430105 ! 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=0.050051Jy sigma=0.430105 ! Fit after self-cal, rms=0.049782Jy sigma=0.427544 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8233 mas, bmaj=1.847 mas, bpa=-7.724 degrees ! Estimated noise=0.587586 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00111759 Jy ! Component: 100 - total flux cleaned = -0.00144056 Jy ! Component: 150 - total flux cleaned = -0.00159337 Jy ! Component: 200 - total flux cleaned = -0.00169972 Jy ! Total flux subtracted in 200 components = -0.00169972 Jy ! Clean residual min=-0.001425 max=0.001319 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.241857 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 77 components and 0.241857 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=0.049741Jy sigma=0.427165 ! Fit after self-cal, rms=0.049743Jy sigma=0.427150 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 = -2.20973e-05 Jy ! Component: 100 - total flux cleaned = 3.00334e-05 Jy ! Component: 150 - total flux cleaned = 3.01573e-05 Jy ! Component: 200 - total flux cleaned = 3.06721e-05 Jy ! Total flux subtracted in 200 components = 3.06721e-05 Jy ! Clean residual min=-0.001361 max=0.001269 Jy/beam ! Clean residual mean=0.000001 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.241888 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 87 components and 0.241888 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=0.049732Jy sigma=0.427065 ! Fit after self-cal, rms=0.049731Jy sigma=0.427060 ! 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=0.049731Jy sigma=0.427060 ! Fit after self-cal, rms=0.049729Jy sigma=0.426932 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8233 mas, bmaj=1.847 mas, bpa=-7.731 degrees ! Estimated noise=0.587564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000777271 Jy ! Component: 100 - total flux cleaned = -0.000918999 Jy ! Component: 150 - total flux cleaned = -0.000935145 Jy ! Component: 200 - total flux cleaned = -0.000949578 Jy ! Total flux subtracted in 200 components = -0.000949578 Jy ! Clean residual min=-0.001237 max=0.001189 Jy/beam ! Clean residual mean=0.000000 rms=0.000286 Jy/beam ! Combined flux in latest and established models = 0.240938 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 91 components and 0.240938 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=0.049714Jy sigma=0.426781 ! Fit after self-cal, rms=0.049715Jy sigma=0.426780 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 = 1.48357e-05 Jy ! Component: 100 - total flux cleaned = -9.83372e-06 Jy ! Component: 150 - total flux cleaned = -4.52418e-05 Jy ! Component: 200 - total flux cleaned = -8.93801e-05 Jy ! Total flux subtracted in 200 components = -8.93801e-05 Jy ! Clean residual min=-0.001217 max=0.001182 Jy/beam ! Clean residual mean=0.000000 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.240849 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 96 components and 0.240849 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=0.049710Jy sigma=0.426731 ! Fit after self-cal, rms=0.049709Jy sigma=0.426729 ! 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=0.049709Jy sigma=0.426729 ! Fit after self-cal, rms=0.049710Jy sigma=0.426676 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.79 mas, bmaj=2.499 mas, bpa=-5.297 degrees ! Estimated noise=0.749752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000386369 Jy ! Component: 100 - total flux cleaned = -0.00068646 Jy ! Component: 150 - total flux cleaned = -0.000896061 Jy ! Component: 200 - total flux cleaned = -0.00103945 Jy ! Total flux subtracted in 200 components = -0.00103945 Jy ! Clean residual min=-0.001726 max=0.001468 Jy/beam ! Clean residual mean=0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.239809 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 112 components and 0.239809 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=0.049705Jy sigma=0.426620 ! Fit after self-cal, rms=0.049705Jy sigma=0.426615 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 = -7.56867e-05 Jy ! Component: 100 - total flux cleaned = -0.00019607 Jy ! Component: 150 - total flux cleaned = -0.000300935 Jy ! Component: 200 - total flux cleaned = -0.000401654 Jy ! Total flux subtracted in 200 components = -0.000401654 Jy ! Clean residual min=-0.001681 max=0.001494 Jy/beam ! Clean residual mean=0.000001 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.239408 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 119 components and 0.239408 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=0.049705Jy sigma=0.426607 ! Fit after self-cal, rms=0.049704Jy sigma=0.426605 ! 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=0.8232 mas, bmaj=1.847 mas, bpa=-7.742 degrees ! Estimated noise=0.587549 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8232 x 1.847 at -7.742 degrees (North through East) ! Clean map min=-0.0010693 max=0.19685 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=0.6728 mas, bmaj=1.655 mas, bpa=-8.053 degrees ! Estimated noise=1.0233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.149272 Jy ! Component: 100 - total flux cleaned = 0.183663 Jy ! Component: 150 - total flux cleaned = 0.198015 Jy ! Component: 200 - total flux cleaned = 0.205942 Jy ! Total flux subtracted in 200 components = 0.205942 Jy ! Clean residual min=-0.003263 max=0.004198 Jy/beam ! Clean residual mean=-0.000003 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.205941 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.205941 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8232 mas, bmaj=1.847 mas, bpa=-7.742 degrees ! Estimated noise=0.587549 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 = 0.00788872 Jy ! Component: 100 - total flux cleaned = 0.0131611 Jy ! Component: 150 - total flux cleaned = 0.0170552 Jy ! Component: 200 - total flux cleaned = 0.0200921 Jy ! Total flux subtracted in 200 components = 0.0200921 Jy ! Clean residual min=-0.001675 max=0.001946 Jy/beam ! Clean residual mean=-0.000002 rms=0.000477 Jy/beam ! Combined flux in latest and established models = 0.226034 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 39 components and 0.226034 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=1.79 mas, bmaj=2.499 mas, bpa=-5.297 degrees ! Estimated noise=0.749752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00453815 Jy ! Component: 100 - total flux cleaned = 0.00726752 Jy ! Component: 150 - total flux cleaned = 0.00867794 Jy ! Component: 200 - total flux cleaned = 0.00970368 Jy ! Total flux subtracted in 200 components = 0.00970368 Jy ! Clean residual min=-0.001787 max=0.001713 Jy/beam ! Clean residual mean=-0.000001 rms=0.000479 Jy/beam ! Combined flux in latest and established models = 0.235737 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 = 0.000811522 Jy ! Component: 100 - total flux cleaned = 0.00142872 Jy ! Component: 150 - total flux cleaned = 0.00192693 Jy ! Component: 200 - total flux cleaned = 0.00224495 Jy ! Total flux subtracted in 200 components = 0.00224495 Jy ! Clean residual min=-0.001588 max=0.001620 Jy/beam ! Clean residual mean=0.000000 rms=0.000430 Jy/beam ! Combined flux in latest and established models = 0.237982 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 101 components and 0.237982 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8232 mas, bmaj=1.847 mas, bpa=-7.742 degrees ! Estimated noise=0.587549 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000173862 Jy ! Component: 100 - total flux cleaned = 2.44087e-05 Jy ! Component: 150 - total flux cleaned = -0.000106265 Jy ! Component: 200 - total flux cleaned = -0.000135419 Jy ! Total flux subtracted in 200 components = -0.000135419 Jy ! Clean residual min=-0.001173 max=0.001260 Jy/beam ! Clean residual mean=0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.237847 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 114 components and 0.237847 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=0.049741Jy sigma=0.426891 ! Fit after self-cal, rms=0.049730Jy sigma=0.426847 wmodel J0158+1307_X_map.mod ! Writing 114 model components to file: J0158+1307_X_map.mod wobs J0158+1307_X_uvs.fits ! Writing UV FITS file: J0158+1307_X_uvs.fits wwins J0158+1307_X_map.win ! wwins: Wrote 3 windows to J0158+1307_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 = 0.000194592 Jy ! Component: 100 - total flux cleaned = 0.00029727 Jy ! Component: 150 - total flux cleaned = 0.000376067 Jy ! Component: 200 - total flux cleaned = 0.000508442 Jy ! Component: 250 - total flux cleaned = 0.000600042 Jy ! Component: 300 - total flux cleaned = 0.000671568 Jy ! Component: 350 - total flux cleaned = 0.000740875 Jy ! Component: 400 - total flux cleaned = 0.000774438 Jy ! Component: 450 - total flux cleaned = 0.000807156 Jy ! Component: 500 - total flux cleaned = 0.000822829 Jy ! Component: 550 - total flux cleaned = 0.000807151 Jy ! Component: 600 - total flux cleaned = 0.000837983 Jy ! Component: 650 - total flux cleaned = 0.000853009 Jy ! Component: 700 - total flux cleaned = 0.00091179 Jy ! Component: 750 - total flux cleaned = 0.000940339 Jy ! Component: 800 - total flux cleaned = 0.000968357 Jy ! Component: 850 - total flux cleaned = 0.000968192 Jy ! Component: 900 - total flux cleaned = 0.00100923 Jy ! Component: 950 - total flux cleaned = 0.00100908 Jy ! Component: 1000 - total flux cleaned = 0.0010356 Jy ! Component: 1050 - total flux cleaned = 0.00104836 Jy ! Component: 1100 - total flux cleaned = 0.00103528 Jy ! Component: 1150 - total flux cleaned = 0.00103569 Jy ! Component: 1200 - total flux cleaned = 0.00107312 Jy ! Component: 1250 - total flux cleaned = 0.00103632 Jy ! Component: 1300 - total flux cleaned = 0.00104859 Jy ! Component: 1350 - total flux cleaned = 0.00104852 Jy ! Component: 1400 - total flux cleaned = 0.00106042 Jy ! Component: 1450 - total flux cleaned = 0.00109543 Jy ! Component: 1500 - total flux cleaned = 0.00106085 Jy ! Component: 1550 - total flux cleaned = 0.00104985 Jy ! Component: 1600 - total flux cleaned = 0.00107221 Jy ! Component: 1650 - total flux cleaned = 0.00106097 Jy ! Component: 1700 - total flux cleaned = 0.00106103 Jy ! Component: 1750 - total flux cleaned = 0.00107192 Jy ! Component: 1800 - total flux cleaned = 0.00108259 Jy ! Component: 1850 - total flux cleaned = 0.00108268 Jy ! Component: 1900 - total flux cleaned = 0.00109317 Jy ! Component: 1950 - total flux cleaned = 0.00108291 Jy ! Component: 2000 - total flux cleaned = 0.0010932 Jy ! Component: 2050 - total flux cleaned = 0.0011034 Jy ! Component: 2100 - total flux cleaned = 0.00108334 Jy ! Component: 2150 - total flux cleaned = 0.00109335 Jy ! Component: 2200 - total flux cleaned = 0.00109336 Jy ! Component: 2250 - total flux cleaned = 0.00107391 Jy ! Component: 2300 - total flux cleaned = 0.00107398 Jy ! Component: 2350 - total flux cleaned = 0.00103565 Jy ! Component: 2400 - total flux cleaned = 0.00108334 Jy ! Component: 2450 - total flux cleaned = 0.00108329 Jy ! Component: 2500 - total flux cleaned = 0.00107387 Jy ! Component: 2550 - total flux cleaned = 0.00108322 Jy ! Component: 2600 - total flux cleaned = 0.00105567 Jy ! Component: 2650 - total flux cleaned = 0.0010921 Jy ! Component: 2700 - total flux cleaned = 0.001065 Jy ! Component: 2750 - total flux cleaned = 0.00103814 Jy ! Component: 2800 - total flux cleaned = 0.00105604 Jy ! Component: 2850 - total flux cleaned = 0.000994445 Jy ! Component: 2900 - total flux cleaned = 0.00102073 Jy ! Component: 2950 - total flux cleaned = 0.000985892 Jy ! Component: 3000 - total flux cleaned = 0.000942812 Jy ! Component: 3050 - total flux cleaned = 0.000900067 Jy ! Component: 3100 - total flux cleaned = 0.000874666 Jy ! Component: 3150 - total flux cleaned = 0.000857936 Jy ! Component: 3200 - total flux cleaned = 0.000816171 Jy ! Component: 3250 - total flux cleaned = 0.000799679 Jy ! Component: 3300 - total flux cleaned = 0.000758579 Jy ! Component: 3350 - total flux cleaned = 0.000734033 Jy ! Component: 3400 - total flux cleaned = 0.000701646 Jy ! Component: 3450 - total flux cleaned = 0.000653261 Jy ! Component: 3500 - total flux cleaned = 0.000637286 Jy ! Component: 3550 - total flux cleaned = 0.000589702 Jy ! Component: 3600 - total flux cleaned = 0.000542375 Jy ! Component: 3650 - total flux cleaned = 0.000526707 Jy ! Component: 3700 - total flux cleaned = 0.000480013 Jy ! Component: 3750 - total flux cleaned = 0.000418167 Jy ! Component: 3800 - total flux cleaned = 0.000372151 Jy ! Component: 3850 - total flux cleaned = 0.000334018 Jy ! Component: 3900 - total flux cleaned = 0.000296078 Jy ! Component: 3950 - total flux cleaned = 0.000243314 Jy ! Component: 4000 - total flux cleaned = 0.000228357 Jy ! Component: 4050 - total flux cleaned = 0.000206054 Jy ! Total flux subtracted in 4096 components = 0.00017649 Jy ! Clean residual min=-0.000529 max=0.000429 Jy/beam ! Clean residual mean=0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.238023 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 418 components and 0.238023 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0158+1307_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8232 x 1.847 at -7.742 degrees (North through East) ! Clean map min=-0.00079206 max=0.19734 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0158+1307_X_map.fits wmodel /image_prod/ug002_uva//J0158+1307_X_map.mod ! Writing 418 model components to file: /image_prod/ug002_uva//J0158+1307_X_map.mod wobs /image_prod/ug002_uva//J0158+1307_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0158+1307_X_uvs.fits wwins /image_prod/ug002_uva//J0158+1307_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0158+1307_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.197335 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012378 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.188177 0.188177 0.376355 0.752709 1.50542 3.01084 6.02167 12.0433 24.0867 48.1734 96.3468 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.197 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1594.24 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0158+1307_X_dfm.log closed on Wed Mar 4 19:19:38 2020