! Started logfile: /image_prod/ug002_uva//J0858-1950_X_dfm.log on Wed Mar 4 22:44:31 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//J0858-1950_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0858-1950_X_uva.fits ! AN table 1: 20 integrations on 6 of 6 possible baselines. ! AN table 2: 20 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.971875 visibilities/baseline/integration-bin. ! Found source: J0858-1950 ! ! 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 121 lines of history. ! ! Reading 3732 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 J0858-1950_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 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 4 telescope corrections were flagged in sub-array 1. ! A total of 1 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.083874Jy sigma=8.134452 ! Fit after self-cal, rms=0.617915Jy sigma=4.612229 ! 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=0.5507 mas, bmaj=1.284 mas, bpa=-4.71 degrees ! Estimated noise=2.67536 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 = 0.287494 Jy ! Component: 100 - total flux cleaned = 0.353765 Jy ! Total flux subtracted in 100 components = 0.353765 Jy ! Clean residual min=-0.029603 max=0.031801 Jy/beam ! Clean residual mean=-0.000045 rms=0.007515 Jy/beam ! Combined flux in latest and established models = 0.353765 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.353765 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=0.113317Jy sigma=0.767430 ! Fit after self-cal, rms=0.113334Jy sigma=0.767201 ! 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=0.6449 mas, bmaj=1.428 mas, bpa=-6.986 degrees ! Estimated noise=1.57307 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 = 0.05347 Jy ! Component: 100 - total flux cleaned = 0.0852309 Jy ! Component: 150 - total flux cleaned = 0.105048 Jy ! Component: 200 - total flux cleaned = 0.117518 Jy ! Total flux subtracted in 200 components = 0.117518 Jy ! Clean residual min=-0.021231 max=0.025330 Jy/beam ! Clean residual mean=-0.000048 rms=0.005267 Jy/beam ! Combined flux in latest and established models = 0.471283 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 14 components and 0.471283 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=0.082666Jy sigma=0.505363 ! Fit after self-cal, rms=0.082558Jy sigma=0.504470 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6449 x 1.428 at -6.986 degrees (North through East) ! Clean map min=-0.019392 max=0.39083 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 LA 1.04 MK 1.00 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 MK 0.98 NL 1.21 OV 0.88 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 LA 1.03 MK 1.01 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.95 MK 0.97 NL 1.18 OV 0.91 ! SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 LA 1.03 MK 1.00 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 MK 0.93 NL 1.18 OV 0.93 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 LA 1.04 MK 1.01 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 MK 0.98 NL 1.19 OV 0.91 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 LA 1.07 MK 0.99 OV 0.90 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 MK 0.96 NL 1.14 OV 0.92 ! SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 LA 1.05 MK 1.04 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 MK 0.99 NL 1.17 OV 0.91 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 LA 1.04 MK 1.06 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 MK 1.03 NL 1.17 OV 0.92 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 LA 1.01 MK 1.03 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 MK 0.99 NL 1.17 OV 0.91 ! SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 LA 1.03 MK 1.10 OV 0.87 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 MK 1.06 NL 1.14 OV 0.90 ! SC 1.00 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 LA 1.05 MK 1.04 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 MK 1.04 NL 1.20 OV 0.92 ! SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 LA 1.02 MK 1.09 OV 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 MK 1.00 NL 1.19 OV 0.89 ! SC 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 LA 1.06 MK 1.07 OV 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.93 MK 1.03 NL 1.20 OV 0.91 ! SC 1.02 ! ! ! Fit before self-cal, rms=0.082558Jy sigma=0.504470 ! Fit after self-cal, rms=0.068432Jy sigma=0.409803 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6509 mas, bmaj=1.431 mas, bpa=-6.647 degrees ! Estimated noise=1.55861 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, 4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00634525 Jy ! Component: 100 - total flux cleaned = 0.00623548 Jy ! Component: 150 - total flux cleaned = 0.00664653 Jy ! Component: 200 - total flux cleaned = 0.0065657 Jy ! Total flux subtracted in 200 components = 0.0065657 Jy ! Clean residual min=-0.004687 max=0.004018 Jy/beam ! Clean residual mean=-0.000006 rms=0.000958 Jy/beam ! Combined flux in latest and established models = 0.477849 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.477849 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=0.067700Jy sigma=0.403276 ! Fit after self-cal, rms=0.067693Jy sigma=0.402457 ! 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=0.067693Jy sigma=0.402457 ! Fit after self-cal, rms=0.067210Jy sigma=0.402012 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6513 mas, bmaj=1.428 mas, bpa=-6.602 degrees ! Estimated noise=1.5545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00211846 Jy ! Component: 100 - total flux cleaned = 0.00239318 Jy ! Component: 150 - total flux cleaned = 0.00223306 Jy ! Component: 200 - total flux cleaned = 0.00204268 Jy ! Total flux subtracted in 200 components = 0.00204268 Jy ! Clean residual min=-0.003650 max=0.002903 Jy/beam ! Clean residual mean=-0.000003 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.479892 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 31 components and 0.479892 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=0.067072Jy sigma=0.400607 ! Fit after self-cal, rms=0.067074Jy sigma=0.400495 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 = 0.000647496 Jy ! Component: 100 - total flux cleaned = 0.000520462 Jy ! Component: 150 - total flux cleaned = 0.000325781 Jy ! Component: 200 - total flux cleaned = 0.000216811 Jy ! Total flux subtracted in 200 components = 0.000216811 Jy ! Clean residual min=-0.003278 max=0.002594 Jy/beam ! Clean residual mean=-0.000003 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.480109 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.480109 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=0.067031Jy sigma=0.400059 ! Fit after self-cal, rms=0.067033Jy sigma=0.400039 ! 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=0.067033Jy sigma=0.400039 ! Fit after self-cal, rms=0.066819Jy sigma=0.399940 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6514 mas, bmaj=1.427 mas, bpa=-6.589 degrees ! Estimated noise=1.55277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000845611 Jy ! Component: 100 - total flux cleaned = 0.000881087 Jy ! Component: 150 - total flux cleaned = 0.000823082 Jy ! Component: 200 - total flux cleaned = 0.000737953 Jy ! Total flux subtracted in 200 components = 0.000737953 Jy ! Clean residual min=-0.002895 max=0.002408 Jy/beam ! Clean residual mean=-0.000002 rms=0.000587 Jy/beam ! Combined flux in latest and established models = 0.480847 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 38 components and 0.480847 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=0.066791Jy sigma=0.399657 ! Fit after self-cal, rms=0.066792Jy sigma=0.399644 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 = 0.000194824 Jy ! Component: 100 - total flux cleaned = 0.000195454 Jy ! Component: 150 - total flux cleaned = 0.000220235 Jy ! Component: 200 - total flux cleaned = 0.000244186 Jy ! Total flux subtracted in 200 components = 0.000244186 Jy ! Clean residual min=-0.002712 max=0.002386 Jy/beam ! Clean residual mean=-0.000002 rms=0.000561 Jy/beam ! Combined flux in latest and established models = 0.481091 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 43 components and 0.481091 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=0.066777Jy sigma=0.399485 ! Fit after self-cal, rms=0.066776Jy sigma=0.399480 ! 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=0.066776Jy sigma=0.399480 ! Fit after self-cal, rms=0.066702Jy sigma=0.399465 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.015 mas, bmaj=3.762 mas, bpa=-11.02 degrees ! Estimated noise=2.5169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.77091e-05 Jy ! Component: 100 - total flux cleaned = 6.55597e-05 Jy ! Component: 150 - total flux cleaned = 0.000160415 Jy ! Component: 200 - total flux cleaned = 0.000160548 Jy ! Total flux subtracted in 200 components = 0.000160548 Jy ! Clean residual min=-0.002372 max=0.002113 Jy/beam ! Clean residual mean=-0.000003 rms=0.000701 Jy/beam ! Combined flux in latest and established models = 0.481251 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 54 components and 0.481251 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=0.066708Jy sigma=0.399517 ! Fit after self-cal, rms=0.066690Jy sigma=0.399484 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 = 0.000152434 Jy ! Component: 100 - total flux cleaned = 0.000107135 Jy ! Component: 150 - total flux cleaned = 0.000106464 Jy ! Component: 200 - total flux cleaned = 8.9369e-05 Jy ! Total flux subtracted in 200 components = 8.9369e-05 Jy ! Clean residual min=-0.002073 max=0.002092 Jy/beam ! Clean residual mean=-0.000003 rms=0.000667 Jy/beam ! Combined flux in latest and established models = 0.481341 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 58 components and 0.481341 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=0.066692Jy sigma=0.399454 ! Fit after self-cal, rms=0.066684Jy sigma=0.399443 ! 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=0.6514 mas, bmaj=1.427 mas, bpa=-6.577 degrees ! Estimated noise=1.55199 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6514 x 1.427 at -6.577 degrees (North through East) ! Clean map min=-0.0038342 max=0.38659 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=0.5538 mas, bmaj=1.275 mas, bpa=-4.096 degrees ! Estimated noise=2.66819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.286659 Jy ! Component: 100 - total flux cleaned = 0.353661 Jy ! Component: 150 - total flux cleaned = 0.3879 Jy ! Component: 200 - total flux cleaned = 0.409922 Jy ! Total flux subtracted in 200 components = 0.409922 Jy ! Clean residual min=-0.011757 max=0.016167 Jy/beam ! Clean residual mean=-0.000018 rms=0.003315 Jy/beam ! Combined flux in latest and established models = 0.409922 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.409922 Jy ! Inverting map and beam ! Estimated beam: bmin=0.6514 mas, bmaj=1.427 mas, bpa=-6.577 degrees ! Estimated noise=1.55199 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 = 0.0243854 Jy ! Component: 100 - total flux cleaned = 0.0390966 Jy ! Component: 150 - total flux cleaned = 0.0487288 Jy ! Component: 200 - total flux cleaned = 0.0553813 Jy ! Total flux subtracted in 200 components = 0.0553813 Jy ! Clean residual min=-0.004893 max=0.006402 Jy/beam ! Clean residual mean=-0.000010 rms=0.001335 Jy/beam ! Combined flux in latest and established models = 0.465303 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 0.465303 Jy ! Inverting map ! Added new window around map position (0, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00567565 Jy ! Component: 100 - total flux cleaned = 0.00856594 Jy ! Component: 150 - total flux cleaned = 0.00990181 Jy ! Component: 200 - total flux cleaned = 0.011131 Jy ! Total flux subtracted in 200 components = 0.011131 Jy ! Clean residual min=-0.002828 max=0.002559 Jy/beam ! Clean residual mean=-0.000003 rms=0.000650 Jy/beam ! Combined flux in latest and established models = 0.476434 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 38 components and 0.476434 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=2.015 mas, bmaj=3.762 mas, bpa=-11.02 degrees ! Estimated noise=2.5169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00253915 Jy ! Component: 100 - total flux cleaned = 0.0037026 Jy ! Component: 150 - total flux cleaned = 0.00413434 Jy ! Component: 200 - total flux cleaned = 0.00445626 Jy ! Total flux subtracted in 200 components = 0.00445626 Jy ! Clean residual min=-0.002228 max=0.002122 Jy/beam ! Clean residual mean=-0.000003 rms=0.000703 Jy/beam ! Combined flux in latest and established models = 0.480891 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 = 0.000239914 Jy ! Component: 100 - total flux cleaned = 0.000421451 Jy ! Component: 150 - total flux cleaned = 0.000574511 Jy ! Component: 200 - total flux cleaned = 0.000650242 Jy ! Total flux subtracted in 200 components = 0.000650242 Jy ! Clean residual min=-0.001905 max=0.002084 Jy/beam ! Clean residual mean=-0.000003 rms=0.000630 Jy/beam ! Combined flux in latest and established models = 0.481541 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 52 components and 0.481541 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.6514 mas, bmaj=1.427 mas, bpa=-6.577 degrees ! Estimated noise=1.55199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000339414 Jy ! Component: 100 - total flux cleaned = -0.000230781 Jy ! Component: 150 - total flux cleaned = -0.000273999 Jy ! Component: 200 - total flux cleaned = -0.000395768 Jy ! Total flux subtracted in 200 components = -0.000395768 Jy ! Clean residual min=-0.002376 max=0.002238 Jy/beam ! Clean residual mean=-0.000001 rms=0.000506 Jy/beam ! Combined flux in latest and established models = 0.481145 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 63 components and 0.481145 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=0.066672Jy sigma=0.399272 ! Fit after self-cal, rms=0.066651Jy sigma=0.399168 wmodel J0858-1950_X_map.mod ! Writing 63 model components to file: J0858-1950_X_map.mod wobs J0858-1950_X_uvs.fits ! Writing UV FITS file: J0858-1950_X_uvs.fits wwins J0858-1950_X_map.win ! wwins: Wrote 3 windows to J0858-1950_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 = -0.000161644 Jy ! Component: 100 - total flux cleaned = -0.000369863 Jy ! Component: 150 - total flux cleaned = -0.000558218 Jy ! Component: 200 - total flux cleaned = -0.000587852 Jy ! Component: 250 - total flux cleaned = -0.000458578 Jy ! Component: 300 - total flux cleaned = -0.00035996 Jy ! Component: 350 - total flux cleaned = -0.000312537 Jy ! Component: 400 - total flux cleaned = -0.000312014 Jy ! Component: 450 - total flux cleaned = -0.000333778 Jy ! Component: 500 - total flux cleaned = -0.000375894 Jy ! Component: 550 - total flux cleaned = -0.000375866 Jy ! Component: 600 - total flux cleaned = -0.000318192 Jy ! Component: 650 - total flux cleaned = -0.000374627 Jy ! Component: 700 - total flux cleaned = -0.000356265 Jy ! Component: 750 - total flux cleaned = -0.000374232 Jy ! Component: 800 - total flux cleaned = -0.000425127 Jy ! Component: 850 - total flux cleaned = -0.00042508 Jy ! Component: 900 - total flux cleaned = -0.00042506 Jy ! Component: 950 - total flux cleaned = -0.000472439 Jy ! Component: 1000 - total flux cleaned = -0.000503101 Jy ! Component: 1050 - total flux cleaned = -0.000503041 Jy ! Component: 1100 - total flux cleaned = -0.000532596 Jy ! Component: 1150 - total flux cleaned = -0.000576538 Jy ! Component: 1200 - total flux cleaned = -0.000619463 Jy ! Component: 1250 - total flux cleaned = -0.000661699 Jy ! Component: 1300 - total flux cleaned = -0.00071719 Jy ! Component: 1350 - total flux cleaned = -0.000785157 Jy ! Component: 1400 - total flux cleaned = -0.000825219 Jy ! Component: 1450 - total flux cleaned = -0.000877898 Jy ! Component: 1500 - total flux cleaned = -0.00096867 Jy ! Component: 1550 - total flux cleaned = -0.00105836 Jy ! Component: 1600 - total flux cleaned = -0.0011468 Jy ! Component: 1650 - total flux cleaned = -0.0012592 Jy ! Component: 1700 - total flux cleaned = -0.00135795 Jy ! Component: 1750 - total flux cleaned = -0.00149237 Jy ! Component: 1800 - total flux cleaned = -0.00162536 Jy ! Component: 1850 - total flux cleaned = -0.00173308 Jy ! Component: 1900 - total flux cleaned = -0.00182822 Jy ! Component: 1950 - total flux cleaned = -0.00191077 Jy ! Component: 2000 - total flux cleaned = -0.00199276 Jy ! Component: 2050 - total flux cleaned = -0.0020625 Jy ! Component: 2100 - total flux cleaned = -0.00214343 Jy ! Component: 2150 - total flux cleaned = -0.00223535 Jy ! Component: 2200 - total flux cleaned = -0.00233814 Jy ! Component: 2250 - total flux cleaned = -0.00240626 Jy ! Component: 2300 - total flux cleaned = -0.00253041 Jy ! Component: 2350 - total flux cleaned = -0.00259777 Jy ! Component: 2400 - total flux cleaned = -0.00267582 Jy ! Component: 2450 - total flux cleaned = -0.00272031 Jy ! Component: 2500 - total flux cleaned = -0.0027756 Jy ! Component: 2550 - total flux cleaned = -0.0028526 Jy ! Component: 2600 - total flux cleaned = -0.00286364 Jy ! Component: 2650 - total flux cleaned = -0.00292913 Jy ! Component: 2700 - total flux cleaned = -0.00297269 Jy ! Component: 2750 - total flux cleaned = -0.00301604 Jy ! Component: 2800 - total flux cleaned = -0.0030701 Jy ! Component: 2850 - total flux cleaned = -0.00312401 Jy ! Component: 2900 - total flux cleaned = -0.00315624 Jy ! Component: 2950 - total flux cleaned = -0.00322062 Jy ! Component: 3000 - total flux cleaned = -0.00328489 Jy ! Component: 3050 - total flux cleaned = -0.0033491 Jy ! Component: 3100 - total flux cleaned = -0.0034239 Jy ! Component: 3150 - total flux cleaned = -0.0034987 Jy ! Component: 3200 - total flux cleaned = -0.00356285 Jy ! Component: 3250 - total flux cleaned = -0.00364836 Jy ! Component: 3300 - total flux cleaned = -0.00371246 Jy ! Component: 3350 - total flux cleaned = -0.00378731 Jy ! Component: 3400 - total flux cleaned = -0.00386218 Jy ! Component: 3450 - total flux cleaned = -0.0039264 Jy ! Component: 3500 - total flux cleaned = -0.00400141 Jy ! Component: 3550 - total flux cleaned = -0.004055 Jy ! Component: 3600 - total flux cleaned = -0.00415146 Jy ! Component: 3650 - total flux cleaned = -0.00420505 Jy ! Component: 3700 - total flux cleaned = -0.00428018 Jy ! Component: 3750 - total flux cleaned = -0.00433393 Jy ! Component: 3800 - total flux cleaned = -0.00437698 Jy ! Component: 3850 - total flux cleaned = -0.00443096 Jy ! Component: 3900 - total flux cleaned = -0.00446342 Jy ! Component: 3950 - total flux cleaned = -0.00448512 Jy ! Component: 4000 - total flux cleaned = -0.00449601 Jy ! Component: 4050 - total flux cleaned = -0.00451779 Jy ! Total flux subtracted in 4096 components = -0.00452871 Jy ! Clean residual min=-0.000709 max=0.000805 Jy/beam ! Clean residual mean=-0.000002 rms=0.000162 Jy/beam ! Combined flux in latest and established models = 0.476616 Jy keep ! Adding 186 model components to the UV plane model. ! The established model now contains 249 components and 0.476616 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0858-1950_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.6514 x 1.427 at -6.577 degrees (North through East) ! Clean map min=-0.0012134 max=0.38719 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0858-1950_X_map.fits wmodel /image_prod/ug002_uva//J0858-1950_X_map.mod ! Writing 249 model components to file: /image_prod/ug002_uva//J0858-1950_X_map.mod wobs /image_prod/ug002_uva//J0858-1950_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0858-1950_X_uvs.fits wwins /image_prod/ug002_uva//J0858-1950_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0858-1950_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.38719 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000182408 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.141332 0.141332 0.282664 0.565329 1.13066 2.26131 4.52263 9.04526 18.0905 36.181 72.3621 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.387 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 2122.66 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0858-1950_X_dfm.log closed on Wed Mar 4 22:44:34 2020