! Started logfile: .//J1802-1639_X_dfm.log on Mon Jan 20 18:43:10 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J1802-1639_X_uva.fits ! Reading UV FITS file: .//J1802-1639_X_uva.fits ! AN table 1: 17 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.966013 visibilities/baseline/integration-bin. ! Found source: J1802-1639 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 5912 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J1802-1639_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001386Jy sigma=19.529459 ! Fit after self-cal, rms=0.981149Jy sigma=19.141103 ! 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=0.7117 mas, bmaj=1.913 mas, bpa=-0.8377 degrees ! Estimated noise=0.677383 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 = 0.0134519 Jy ! Component: 100 - total flux cleaned = 0.0170675 Jy ! Total flux subtracted in 100 components = 0.0170675 Jy ! Clean residual min=-0.002123 max=0.002385 Jy/beam ! Clean residual mean=-0.000000 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0170675 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0170675 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. ! ! Fit before self-cal, rms=0.040755Jy sigma=0.731425 ! Fit after self-cal, rms=0.038859Jy sigma=0.691384 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00502196 Jy ! Component: 100 - total flux cleaned = 0.00757989 Jy ! Total flux subtracted in 100 components = 0.00757989 Jy ! Clean residual min=-0.002325 max=0.002588 Jy/beam ! Clean residual mean=0.000000 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0246474 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 21 components and 0.0246474 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. ! ! Fit before self-cal, rms=0.037929Jy sigma=0.672420 ! Fit after self-cal, rms=0.037901Jy sigma=0.672053 ! 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=0.8856 mas, bmaj=2.333 mas, bpa=-1.652 degrees ! Estimated noise=0.479371 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 = 0.0029836 Jy ! Component: 100 - total flux cleaned = 0.00455283 Jy ! Component: 150 - total flux cleaned = 0.00542795 Jy ! Component: 200 - total flux cleaned = 0.00592016 Jy ! Total flux subtracted in 200 components = 0.00592016 Jy ! Clean residual min=-0.002452 max=0.003810 Jy/beam ! Clean residual mean=0.000003 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.0305675 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 33 components and 0.0305675 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. ! ! Fit before self-cal, rms=0.037657Jy sigma=0.667415 ! Fit after self-cal, rms=0.037630Jy sigma=0.666673 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8856 x 2.333 at -1.652 degrees (North through East) ! Clean map min=-0.0021725 max=0.021603 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.28 FD 0.92 HN 1.26 KP 0.92 ! LA 0.95 MK 0.85 NL 0.86 OV 1.46 ! PT 0.81 SC 0.80 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 1.06 HN 1.41 KP 0.92 ! LA 0.96 MK 1.06 NL 0.79 OV 1.31 ! PT 0.86 SC 1.14 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.96 HN 1.27 KP 1.02 ! LA 0.99 MK 0.92 NL 0.79 OV 1.33 ! PT 0.88 SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.19 FD 1.04 HN 1.31 KP 0.90 ! LA 1.02 MK 1.28 NL 0.81 OV 1.16 ! PT 0.77 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.93 HN 1.20 KP 0.92 ! LA 0.98 MK 1.11 NL 0.90 OV 1.29 ! PT 0.84 SC 1.34 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.42 KP 0.90 ! LA 1.20 MK 1.11 NL 0.87 OV 1.17 ! PT 0.83 SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.08 HN 1.08 KP 0.97 ! LA 0.87 MK 1.13 NL 0.79 OV 1.20 ! PT 0.89 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.06 HN 1.24 KP 1.11 ! LA 0.98 MK 1.02 NL 0.87 OV 1.10 ! PT 0.79 SC 0.83 ! ! ! Fit before self-cal, rms=0.037630Jy sigma=0.666673 ! Fit after self-cal, rms=0.040909Jy sigma=0.659319 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9007 mas, bmaj=2.362 mas, bpa=-1.47 degrees ! Estimated noise=0.492519 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 (-25.6, 37.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00256169 Jy ! Component: 100 - total flux cleaned = 0.00383865 Jy ! Component: 150 - total flux cleaned = 0.00443634 Jy ! Component: 200 - total flux cleaned = 0.00480063 Jy ! Total flux subtracted in 200 components = 0.00480063 Jy ! Clean residual min=-0.001749 max=0.001963 Jy/beam ! Clean residual mean=-0.000002 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0353681 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 62 components and 0.0353682 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. ! ! Fit before self-cal, rms=0.040746Jy sigma=0.655590 ! Fit after self-cal, rms=0.040872Jy sigma=0.653799 ! Inverting map ! Added new window around map position (2, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.001887 Jy ! Component: 100 - total flux cleaned = 0.00287253 Jy ! Component: 150 - total flux cleaned = 0.0032889 Jy ! Component: 200 - total flux cleaned = 0.00353829 Jy ! Total flux subtracted in 200 components = 0.00353829 Jy ! Clean residual min=-0.001592 max=0.001491 Jy/beam ! Clean residual mean=-0.000001 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.0389064 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 87 components and 0.0389064 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. ! ! Fit before self-cal, rms=0.040775Jy sigma=0.651709 ! Fit after self-cal, rms=0.040742Jy sigma=0.651251 ! 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. ! ! Fit before self-cal, rms=0.040742Jy sigma=0.651251 ! Fit after self-cal, rms=0.040488Jy sigma=0.650797 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8999 mas, bmaj=2.359 mas, bpa=-1.396 degrees ! Estimated noise=0.485987 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109074 Jy ! Component: 100 - total flux cleaned = 0.00142776 Jy ! Component: 150 - total flux cleaned = 0.00156867 Jy ! Component: 200 - total flux cleaned = 0.00165049 Jy ! Total flux subtracted in 200 components = 0.00165049 Jy ! Clean residual min=-0.001367 max=0.001339 Jy/beam ! Clean residual mean=-0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.0405569 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 99 components and 0.0405569 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. ! ! Fit before self-cal, rms=0.040447Jy sigma=0.649975 ! Fit after self-cal, rms=0.040441Jy sigma=0.649807 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 = 0.000408528 Jy ! Component: 100 - total flux cleaned = 0.000511173 Jy ! Component: 150 - total flux cleaned = 0.000568332 Jy ! Component: 200 - total flux cleaned = 0.000568478 Jy ! Total flux subtracted in 200 components = 0.000568478 Jy ! Clean residual min=-0.001351 max=0.001355 Jy/beam ! Clean residual mean=-0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.0411254 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 103 components and 0.0411254 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. ! ! Fit before self-cal, rms=0.040418Jy sigma=0.649473 ! Fit after self-cal, rms=0.040410Jy sigma=0.649440 ! 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. ! ! Fit before self-cal, rms=0.040410Jy sigma=0.649440 ! Fit after self-cal, rms=0.039668Jy sigma=0.649252 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8974 mas, bmaj=2.352 mas, bpa=-1.141 degrees ! Estimated noise=0.482492 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000567151 Jy ! Component: 100 - total flux cleaned = 0.000548075 Jy ! Component: 150 - total flux cleaned = 0.000547628 Jy ! Component: 200 - total flux cleaned = 0.000563549 Jy ! Total flux subtracted in 200 components = 0.000563549 Jy ! Clean residual min=-0.001328 max=0.001303 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.041689 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 110 components and 0.041689 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. ! ! Fit before self-cal, rms=0.039647Jy sigma=0.648897 ! Fit after self-cal, rms=0.039627Jy sigma=0.648594 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 = 0.000299835 Jy ! Component: 100 - total flux cleaned = 0.000299041 Jy ! Component: 150 - total flux cleaned = 0.000283349 Jy ! Component: 200 - total flux cleaned = 0.00026867 Jy ! Total flux subtracted in 200 components = 0.00026867 Jy ! Clean residual min=-0.001370 max=0.001246 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0419576 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 114 components and 0.0419576 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. ! ! Fit before self-cal, rms=0.039612Jy sigma=0.648350 ! Fit after self-cal, rms=0.039607Jy sigma=0.648324 ! 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. ! ! Fit before self-cal, rms=0.039607Jy sigma=0.648324 ! Fit after self-cal, rms=0.039149Jy sigma=0.648205 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.185 mas, bmaj=4.715 mas, bpa=4.605 degrees ! Estimated noise=0.600526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000408326 Jy ! Component: 100 - total flux cleaned = 0.000424022 Jy ! Component: 150 - total flux cleaned = 0.000423596 Jy ! Component: 200 - total flux cleaned = 0.000434115 Jy ! Total flux subtracted in 200 components = 0.000434115 Jy ! Clean residual min=-0.001503 max=0.001504 Jy/beam ! Clean residual mean=-0.000002 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0423918 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 126 components and 0.0423918 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. ! ! Fit before self-cal, rms=0.039142Jy sigma=0.648071 ! Fit after self-cal, rms=0.039137Jy sigma=0.648012 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 = -2.29612e-05 Jy ! Component: 100 - total flux cleaned = -1.05676e-06 Jy ! Component: 150 - total flux cleaned = 1.88775e-05 Jy ! Component: 200 - total flux cleaned = 4.63025e-05 Jy ! Total flux subtracted in 200 components = 4.63025e-05 Jy ! Clean residual min=-0.001507 max=0.001481 Jy/beam ! Clean residual mean=-0.000002 rms=0.000399 Jy/beam ! Combined flux in latest and established models = 0.0424381 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 131 components and 0.0424381 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. ! ! Fit before self-cal, rms=0.039134Jy sigma=0.647983 ! Fit after self-cal, rms=0.039134Jy sigma=0.647960 ! 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=0.8955 mas, bmaj=2.348 mas, bpa=-0.9521 degrees ! Estimated noise=0.480683 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8955 x 2.348 at -0.9521 degrees (North through East) ! Clean map min=-0.0013187 max=0.021874 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=0.7135 mas, bmaj=1.908 mas, bpa=0.4868 degrees ! Estimated noise=0.681365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162764 Jy ! Component: 100 - total flux cleaned = 0.0217273 Jy ! Component: 150 - total flux cleaned = 0.0256583 Jy ! Component: 200 - total flux cleaned = 0.0287138 Jy ! Total flux subtracted in 200 components = 0.0287138 Jy ! Clean residual min=-0.002199 max=0.002515 Jy/beam ! Clean residual mean=-0.000001 rms=0.000568 Jy/beam ! Combined flux in latest and established models = 0.0287138 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 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0287138 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8955 mas, bmaj=2.348 mas, bpa=-0.9521 degrees ! Estimated noise=0.480683 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 = 0.00356888 Jy ! Component: 100 - total flux cleaned = 0.00599477 Jy ! Component: 150 - total flux cleaned = 0.00782319 Jy ! Component: 200 - total flux cleaned = 0.00924405 Jy ! Total flux subtracted in 200 components = 0.00924405 Jy ! Clean residual min=-0.001576 max=0.001522 Jy/beam ! Clean residual mean=-0.000003 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.0379578 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 46 components and 0.0379578 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=2.185 mas, bmaj=4.715 mas, bpa=4.605 degrees ! Estimated noise=0.600526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00147096 Jy ! Component: 100 - total flux cleaned = 0.00245848 Jy ! Component: 150 - total flux cleaned = 0.00309836 Jy ! Component: 200 - total flux cleaned = 0.00342765 Jy ! Total flux subtracted in 200 components = 0.00342765 Jy ! Clean residual min=-0.001617 max=0.001563 Jy/beam ! Clean residual mean=-0.000004 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0413855 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 = 0.000265595 Jy ! Component: 100 - total flux cleaned = 0.000424423 Jy ! Component: 150 - total flux cleaned = 0.000497166 Jy ! Component: 200 - total flux cleaned = 0.000531412 Jy ! Total flux subtracted in 200 components = 0.000531412 Jy ! Clean residual min=-0.001558 max=0.001537 Jy/beam ! Clean residual mean=-0.000003 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.0419169 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 77 components and 0.0419169 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8955 mas, bmaj=2.348 mas, bpa=-0.9521 degrees ! Estimated noise=0.480683 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000121046 Jy ! Component: 100 - total flux cleaned = -7.17431e-05 Jy ! Component: 150 - total flux cleaned = -4.3531e-06 Jy ! Component: 200 - total flux cleaned = 9.94253e-05 Jy ! Total flux subtracted in 200 components = 9.94253e-05 Jy ! Clean residual min=-0.001348 max=0.001253 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0420163 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 89 components and 0.0420163 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. ! ! Fit before self-cal, rms=0.039167Jy sigma=0.648495 ! Fit after self-cal, rms=0.039153Jy sigma=0.648296 wmodel J1802-1639_X_map.mod ! Writing 89 model components to file: J1802-1639_X_map.mod wobs J1802-1639_X_uvs.fits ! Writing UV FITS file: J1802-1639_X_uvs.fits wwins J1802-1639_X_map.win ! wwins: Wrote 3 windows to J1802-1639_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 = -0.0004973 Jy ! Component: 100 - total flux cleaned = -0.000541163 Jy ! Component: 150 - total flux cleaned = -0.00064346 Jy ! Component: 200 - total flux cleaned = -0.000681606 Jy ! Component: 250 - total flux cleaned = -0.000681964 Jy ! Component: 300 - total flux cleaned = -0.000682771 Jy ! Component: 350 - total flux cleaned = -0.000699774 Jy ! Component: 400 - total flux cleaned = -0.00065005 Jy ! Component: 450 - total flux cleaned = -0.000681788 Jy ! Component: 500 - total flux cleaned = -0.000712443 Jy ! Component: 550 - total flux cleaned = -0.000712018 Jy ! Component: 600 - total flux cleaned = -0.000727016 Jy ! Component: 650 - total flux cleaned = -0.000712589 Jy ! Component: 700 - total flux cleaned = -0.000726919 Jy ! Component: 750 - total flux cleaned = -0.000754893 Jy ! Component: 800 - total flux cleaned = -0.000727539 Jy ! Component: 850 - total flux cleaned = -0.000795105 Jy ! Component: 900 - total flux cleaned = -0.000808082 Jy ! Component: 950 - total flux cleaned = -0.000821029 Jy ! Component: 1000 - total flux cleaned = -0.000821005 Jy ! Component: 1050 - total flux cleaned = -0.000833669 Jy ! Component: 1100 - total flux cleaned = -0.000821111 Jy ! Component: 1150 - total flux cleaned = -0.000772449 Jy ! Component: 1200 - total flux cleaned = -0.000784572 Jy ! Component: 1250 - total flux cleaned = -0.000796311 Jy ! Component: 1300 - total flux cleaned = -0.000807885 Jy ! Component: 1350 - total flux cleaned = -0.000830573 Jy ! Component: 1400 - total flux cleaned = -0.000853152 Jy ! Component: 1450 - total flux cleaned = -0.000830801 Jy ! Component: 1500 - total flux cleaned = -0.000808774 Jy ! Component: 1550 - total flux cleaned = -0.0007872 Jy ! Component: 1600 - total flux cleaned = -0.000797999 Jy ! Component: 1650 - total flux cleaned = -0.00074481 Jy ! Component: 1700 - total flux cleaned = -0.000776123 Jy ! Component: 1750 - total flux cleaned = -0.000745027 Jy ! Component: 1800 - total flux cleaned = -0.00075521 Jy ! Component: 1850 - total flux cleaned = -0.000755222 Jy ! Component: 1900 - total flux cleaned = -0.000755177 Jy ! Component: 1950 - total flux cleaned = -0.000765033 Jy ! Component: 2000 - total flux cleaned = -0.000755297 Jy ! Component: 2050 - total flux cleaned = -0.000784299 Jy ! Component: 2100 - total flux cleaned = -0.000755596 Jy ! Component: 2150 - total flux cleaned = -0.000793361 Jy ! Component: 2200 - total flux cleaned = -0.000765287 Jy ! Component: 2250 - total flux cleaned = -0.000783848 Jy ! Component: 2300 - total flux cleaned = -0.000765638 Jy ! Component: 2350 - total flux cleaned = -0.000765711 Jy ! Component: 2400 - total flux cleaned = -0.000774804 Jy ! Component: 2450 - total flux cleaned = -0.000783562 Jy ! Component: 2500 - total flux cleaned = -0.000801182 Jy ! Component: 2550 - total flux cleaned = -0.000809833 Jy ! Component: 2600 - total flux cleaned = -0.000818406 Jy ! Component: 2650 - total flux cleaned = -0.000835554 Jy ! Component: 2700 - total flux cleaned = -0.000835549 Jy ! Component: 2750 - total flux cleaned = -0.000869454 Jy ! Component: 2800 - total flux cleaned = -0.00086949 Jy ! Component: 2850 - total flux cleaned = -0.000944345 Jy ! Component: 2900 - total flux cleaned = -0.000919478 Jy ! Component: 2950 - total flux cleaned = -0.000952211 Jy ! Component: 3000 - total flux cleaned = -0.000968433 Jy ! Component: 3050 - total flux cleaned = -0.000976572 Jy ! Component: 3100 - total flux cleaned = -0.00102453 Jy ! Component: 3150 - total flux cleaned = -0.00103245 Jy ! Component: 3200 - total flux cleaned = -0.00104036 Jy ! Component: 3250 - total flux cleaned = -0.00104822 Jy ! Component: 3300 - total flux cleaned = -0.00107921 Jy ! Component: 3350 - total flux cleaned = -0.00108682 Jy ! Component: 3400 - total flux cleaned = -0.00109439 Jy ! Component: 3450 - total flux cleaned = -0.00110959 Jy ! Component: 3500 - total flux cleaned = -0.00110962 Jy ! Component: 3550 - total flux cleaned = -0.00113959 Jy ! Component: 3600 - total flux cleaned = -0.00112469 Jy ! Component: 3650 - total flux cleaned = -0.00116158 Jy ! Component: 3700 - total flux cleaned = -0.0011395 Jy ! Component: 3750 - total flux cleaned = -0.00114684 Jy ! Component: 3800 - total flux cleaned = -0.00115418 Jy ! Component: 3850 - total flux cleaned = -0.00118302 Jy ! Component: 3900 - total flux cleaned = -0.00120447 Jy ! Component: 3950 - total flux cleaned = -0.00121152 Jy ! Component: 4000 - total flux cleaned = -0.00121865 Jy ! Component: 4050 - total flux cleaned = -0.00124679 Jy ! Total flux subtracted in 4096 components = -0.00125378 Jy ! Clean residual min=-0.000404 max=0.000396 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0407625 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 358 components and 0.0407626 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1802-1639_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8955 x 2.348 at -0.9521 degrees (North through East) ! Clean map min=-0.00076161 max=0.021698 Jy/beam ! Writing clean map to FITS file: .//J1802-1639_X_map.fits wmodel .//J1802-1639_X_map.mod ! Writing 358 model components to file: .//J1802-1639_X_map.mod wobs .//J1802-1639_X_uvs.fits ! Writing UV FITS file: .//J1802-1639_X_uvs.fits wwins .//J1802-1639_X_map.win ! wwins: Wrote 4 windows to .//J1802-1639_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0216981 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000113474 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.5689 1.5689 3.1378 6.27561 12.5512 25.1024 50.2049 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.021 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 191.216 quit ! Quitting program ! Log file .//J1802-1639_X_dfm.log closed on Mon Jan 20 18:43:14 2020