! Started logfile: /image_prod/ug002_uva//J1834-0301_X_dfm.log on Thu Mar 5 03:49:52 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//J1834-0301_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1834-0301_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.729259 visibilities/baseline/integration-bin. ! Found source: J1834-0301 ! ! 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 23628 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 J1834-0301_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 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 100 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004882Jy sigma=8.746785 ! Fit after self-cal, rms=0.942585Jy sigma=8.177835 ! 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=0.6373 mas, bmaj=1.583 mas, bpa=-2.924 degrees ! Estimated noise=0.897245 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 = 0.0395955 Jy ! Component: 100 - total flux cleaned = 0.0519052 Jy ! Total flux subtracted in 100 components = 0.0519052 Jy ! Clean residual min=-0.006360 max=0.013343 Jy/beam ! Clean residual mean=0.000001 rms=0.001464 Jy/beam ! Combined flux in latest and established models = 0.0519052 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0519052 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=0.070237Jy sigma=0.589248 ! Fit after self-cal, rms=0.069131Jy sigma=0.579372 ! Inverting map ! Added new window around map position (2, 0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.012979 Jy ! Component: 100 - total flux cleaned = 0.0213886 Jy ! Total flux subtracted in 100 components = 0.0213886 Jy ! Clean residual min=-0.005216 max=0.005781 Jy/beam ! Clean residual mean=0.000001 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.0732938 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.0732938 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=0.064609Jy sigma=0.531597 ! Fit after self-cal, rms=0.064146Jy sigma=0.527766 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00835538 Jy ! Component: 100 - total flux cleaned = 0.0144583 Jy ! Total flux subtracted in 100 components = 0.0144583 Jy ! Clean residual min=-0.003727 max=0.005189 Jy/beam ! Clean residual mean=0.000001 rms=0.000954 Jy/beam ! Combined flux in latest and established models = 0.0877521 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.0877521 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=0.061804Jy sigma=0.502211 ! Fit after self-cal, rms=0.061696Jy sigma=0.501226 ! 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=0.786 mas, bmaj=1.854 mas, bpa=-2.659 degrees ! Estimated noise=0.539092 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0128134 Jy ! Component: 100 - total flux cleaned = 0.0217269 Jy ! Component: 150 - total flux cleaned = 0.0284327 Jy ! Component: 200 - total flux cleaned = 0.0335496 Jy ! Total flux subtracted in 200 components = 0.0335496 Jy ! Clean residual min=-0.003499 max=0.005388 Jy/beam ! Clean residual mean=0.000006 rms=0.001005 Jy/beam ! Combined flux in latest and established models = 0.121302 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 62 components and 0.121302 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=0.058509Jy sigma=0.466077 ! Fit after self-cal, rms=0.058384Jy sigma=0.464484 ! Inverting map ! Added new window around map position (3, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00578752 Jy ! Component: 100 - total flux cleaned = 0.00961243 Jy ! Component: 150 - total flux cleaned = 0.0126168 Jy ! Component: 200 - total flux cleaned = 0.0150295 Jy ! Total flux subtracted in 200 components = 0.0150295 Jy ! Clean residual min=-0.002619 max=0.003364 Jy/beam ! Clean residual mean=0.000004 rms=0.000709 Jy/beam ! Combined flux in latest and established models = 0.136331 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 91 components and 0.136331 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=0.057693Jy sigma=0.457233 ! Fit after self-cal, rms=0.057617Jy sigma=0.456368 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.786 x 1.854 at -2.659 degrees (North through East) ! Clean map min=-0.0023354 max=0.0589 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 0.99 KP 1.06 LA 1.00 ! MK 1.09 NL 1.15 OV 0.90 PT 0.89 ! SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 1.00 KP 1.06 LA 1.03 ! MK 1.06 NL 1.10 OV 0.88 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.00 KP 1.06 LA 1.05 ! MK 1.18 NL 1.20 OV 0.94 PT 0.90 ! SC 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 HN 1.04 KP 1.07 LA 1.02 ! MK 1.13 NL 1.14 OV 0.88 PT 0.88 ! SC 1.09 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.10 KP 0.98 LA 1.07 ! MK 0.98 NL 1.18 OV 0.90 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 0.99 KP 1.05 LA 1.04 ! MK 1.06 NL 1.09 OV 0.92 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.04 KP 0.98 LA 1.04 ! MK 1.01 NL 1.13 OV 0.93 PT 0.92 ! SC 1.10 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.97 KP 1.11 LA 1.06 ! MK 1.03 NL 1.15 OV 0.89 PT 0.90 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 HN 1.07 KP 0.98 LA 1.05 ! MK 1.02 NL 1.11 OV 0.90 PT 0.94 ! SC 1.01 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 1.01 KP 1.06 LA 1.06 ! MK 1.06 NL 1.08 OV 0.96 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.94 KP 1.02 LA 1.01 ! MK 0.97 NL 1.15 OV 0.93 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 0.88 KP 1.07 LA 1.00 ! MK 1.01 NL 1.16 OV 0.87 PT 0.92 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.057617Jy sigma=0.456368 ! Fit after self-cal, rms=0.057422Jy sigma=0.450942 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7989 mas, bmaj=1.871 mas, bpa=-2.268 degrees ! Estimated noise=0.544209 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 (10.2, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0025236 Jy ! Component: 100 - total flux cleaned = 0.003638 Jy ! Component: 150 - total flux cleaned = 0.00403428 Jy ! Component: 200 - total flux cleaned = 0.00428365 Jy ! Total flux subtracted in 200 components = 0.00428365 Jy ! Clean residual min=-0.001355 max=0.001685 Jy/beam ! Clean residual mean=0.000002 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.140615 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 118 components and 0.140615 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=0.057299Jy sigma=0.449551 ! Fit after self-cal, rms=0.057332Jy sigma=0.449253 ! 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=0.057332Jy sigma=0.449253 ! Fit after self-cal, rms=0.056862Jy sigma=0.447403 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7988 mas, bmaj=1.871 mas, bpa=-2.245 degrees ! Estimated noise=0.543288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106254 Jy ! Component: 100 - total flux cleaned = 0.00126496 Jy ! Component: 150 - total flux cleaned = 0.00148746 Jy ! Component: 200 - total flux cleaned = 0.00168408 Jy ! Total flux subtracted in 200 components = 0.00168408 Jy ! Clean residual min=-0.001020 max=0.001119 Jy/beam ! Clean residual mean=0.000002 rms=0.000261 Jy/beam ! Combined flux in latest and established models = 0.142299 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 138 components and 0.142299 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=0.056825Jy sigma=0.447089 ! Fit after self-cal, rms=0.056834Jy sigma=0.446989 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 = 0.000363396 Jy ! Component: 100 - total flux cleaned = 0.000474654 Jy ! Component: 150 - total flux cleaned = 0.000576468 Jy ! Component: 200 - total flux cleaned = 0.000669601 Jy ! Total flux subtracted in 200 components = 0.000669601 Jy ! Clean residual min=-0.001009 max=0.001028 Jy/beam ! Clean residual mean=0.000001 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.142969 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 148 components and 0.142968 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=0.056819Jy sigma=0.446861 ! Fit after self-cal, rms=0.056817Jy sigma=0.446851 ! 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=0.056817Jy sigma=0.446851 ! Fit after self-cal, rms=0.056648Jy sigma=0.446692 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7984 mas, bmaj=1.867 mas, bpa=-2.094 degrees ! Estimated noise=0.541612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000326397 Jy ! Component: 100 - total flux cleaned = 0.000526703 Jy ! Component: 150 - total flux cleaned = 0.000702656 Jy ! Component: 200 - total flux cleaned = 0.000812509 Jy ! Total flux subtracted in 200 components = 0.000812509 Jy ! Clean residual min=-0.001021 max=0.001027 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.143781 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 157 components and 0.143781 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=0.056635Jy sigma=0.446587 ! Fit after self-cal, rms=0.056637Jy sigma=0.446572 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) ! Added new window around map position (-8, -27.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000939303 Jy ! Component: 100 - total flux cleaned = 0.00112332 Jy ! Component: 150 - total flux cleaned = 0.00122939 Jy ! Component: 200 - total flux cleaned = 0.00134391 Jy ! Total flux subtracted in 200 components = 0.00134391 Jy ! Clean residual min=-0.000948 max=0.000936 Jy/beam ! Clean residual mean=0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.145125 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 173 components and 0.145125 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=0.056617Jy sigma=0.446410 ! Fit after self-cal, rms=0.056617Jy sigma=0.446389 ! 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=0.056617Jy sigma=0.446389 ! Fit after self-cal, rms=0.056456Jy sigma=0.446371 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.944 mas, bmaj=3.488 mas, bpa=1.095 degrees ! Estimated noise=0.689675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000379314 Jy ! Component: 100 - total flux cleaned = 0.000520684 Jy ! Component: 150 - total flux cleaned = 0.000699908 Jy ! Component: 200 - total flux cleaned = 0.000858409 Jy ! Total flux subtracted in 200 components = 0.000858409 Jy ! Clean residual min=-0.001016 max=0.000921 Jy/beam ! Clean residual mean=0.000003 rms=0.000253 Jy/beam ! Combined flux in latest and established models = 0.145983 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 198 components and 0.145983 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=0.056452Jy sigma=0.446328 ! Fit after self-cal, rms=0.056447Jy sigma=0.446319 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 = 0.000181373 Jy ! Component: 100 - total flux cleaned = 0.000306535 Jy ! Component: 150 - total flux cleaned = 0.000417748 Jy ! Component: 200 - total flux cleaned = 0.000528278 Jy ! Total flux subtracted in 200 components = 0.000528278 Jy ! Clean residual min=-0.001014 max=0.000928 Jy/beam ! Clean residual mean=0.000003 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.146512 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 208 components and 0.146512 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=0.056445Jy sigma=0.446302 ! Fit after self-cal, rms=0.056445Jy sigma=0.446299 ! 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=0.7976 mas, bmaj=1.866 mas, bpa=-2.052 degrees ! Estimated noise=0.541047 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7976 x 1.866 at -2.052 degrees (North through East) ! Clean map min=-0.0012734 max=0.058463 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=0.6462 mas, bmaj=1.584 mas, bpa=-2.212 degrees ! Estimated noise=0.910471 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0407711 Jy ! Component: 100 - total flux cleaned = 0.0577359 Jy ! Component: 150 - total flux cleaned = 0.0695272 Jy ! Component: 200 - total flux cleaned = 0.0786691 Jy ! Total flux subtracted in 200 components = 0.0786691 Jy ! Clean residual min=-0.003737 max=0.005460 Jy/beam ! Clean residual mean=0.000001 rms=0.001018 Jy/beam ! Combined flux in latest and established models = 0.0786691 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0786691 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7976 mas, bmaj=1.866 mas, bpa=-2.052 degrees ! Estimated noise=0.541047 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 = 0.0151258 Jy ! Component: 100 - total flux cleaned = 0.0257451 Jy ! Component: 150 - total flux cleaned = 0.0335842 Jy ! Component: 200 - total flux cleaned = 0.0395514 Jy ! Total flux subtracted in 200 components = 0.0395514 Jy ! Clean residual min=-0.002282 max=0.003568 Jy/beam ! Clean residual mean=0.000006 rms=0.000779 Jy/beam ! Combined flux in latest and established models = 0.11822 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 55 components and 0.118221 Jy ! Inverting map ! Added new window around map position (-0.6, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0046412 Jy ! Component: 100 - total flux cleaned = 0.00833941 Jy ! Component: 150 - total flux cleaned = 0.0113367 Jy ! Component: 200 - total flux cleaned = 0.0137793 Jy ! Total flux subtracted in 200 components = 0.0137793 Jy ! Clean residual min=-0.001577 max=0.002007 Jy/beam ! Clean residual mean=0.000003 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.132 Jy ! Adding 51 model components to the UV plane model. ! The established model now contains 90 components and 0.132 Jy ! Inverting map ! Added new window around map position (16.4, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0021462 Jy ! Component: 100 - total flux cleaned = 0.00387908 Jy ! Component: 150 - total flux cleaned = 0.00536523 Jy ! Component: 200 - total flux cleaned = 0.00666574 Jy ! Total flux subtracted in 200 components = 0.00666574 Jy ! Clean residual min=-0.001242 max=0.001167 Jy/beam ! Clean residual mean=0.000002 rms=0.000297 Jy/beam ! Combined flux in latest and established models = 0.138666 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 124 components and 0.138666 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=1.944 mas, bmaj=3.488 mas, bpa=1.095 degrees ! Estimated noise=0.689675 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00209522 Jy ! Component: 100 - total flux cleaned = 0.00345503 Jy ! Component: 150 - total flux cleaned = 0.00444024 Jy ! Component: 200 - total flux cleaned = 0.00523995 Jy ! Total flux subtracted in 200 components = 0.00523995 Jy ! Clean residual min=-0.001053 max=0.000928 Jy/beam ! Clean residual mean=0.000004 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.143906 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 = 0.000611717 Jy ! Component: 100 - total flux cleaned = 0.000979994 Jy ! Component: 150 - total flux cleaned = 0.00128961 Jy ! Component: 200 - total flux cleaned = 0.00156929 Jy ! Total flux subtracted in 200 components = 0.00156929 Jy ! Clean residual min=-0.000946 max=0.000777 Jy/beam ! Clean residual mean=0.000003 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.145475 Jy ! Adding 98 model components to the UV plane model. ! The established model now contains 191 components and 0.145475 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7976 mas, bmaj=1.866 mas, bpa=-2.052 degrees ! Estimated noise=0.541047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000243577 Jy ! Component: 100 - total flux cleaned = 0.000382346 Jy ! Component: 150 - total flux cleaned = 0.000527156 Jy ! Component: 200 - total flux cleaned = 0.000699907 Jy ! Total flux subtracted in 200 components = 0.000699907 Jy ! Clean residual min=-0.000992 max=0.000843 Jy/beam ! Clean residual mean=0.000001 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.146175 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 213 components and 0.146175 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=0.056451Jy sigma=0.446302 ! Fit after self-cal, rms=0.056450Jy sigma=0.446216 wmodel J1834-0301_X_map.mod ! Writing 213 model components to file: J1834-0301_X_map.mod wobs J1834-0301_X_uvs.fits ! Writing UV FITS file: J1834-0301_X_uvs.fits wwins J1834-0301_X_map.win ! wwins: Wrote 8 windows to J1834-0301_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 = -0.000185643 Jy ! Component: 100 - total flux cleaned = -0.000276674 Jy ! Component: 150 - total flux cleaned = -0.000393137 Jy ! Component: 200 - total flux cleaned = -0.000548037 Jy ! Component: 250 - total flux cleaned = -0.000657761 Jy ! Component: 300 - total flux cleaned = -0.00073823 Jy ! Component: 350 - total flux cleaned = -0.000817214 Jy ! Component: 400 - total flux cleaned = -0.000946288 Jy ! Component: 450 - total flux cleaned = -0.00103492 Jy ! Component: 500 - total flux cleaned = -0.00111001 Jy ! Component: 550 - total flux cleaned = -0.00123351 Jy ! Component: 600 - total flux cleaned = -0.0013311 Jy ! Component: 650 - total flux cleaned = -0.00139152 Jy ! Component: 700 - total flux cleaned = -0.00146289 Jy ! Component: 750 - total flux cleaned = -0.00149828 Jy ! Component: 800 - total flux cleaned = -0.00157983 Jy ! Component: 850 - total flux cleaned = -0.00161449 Jy ! Component: 900 - total flux cleaned = -0.00173965 Jy ! Component: 950 - total flux cleaned = -0.00175112 Jy ! Component: 1000 - total flux cleaned = -0.00184029 Jy ! Component: 1050 - total flux cleaned = -0.00189537 Jy ! Component: 1100 - total flux cleaned = -0.00195001 Jy ! Component: 1150 - total flux cleaned = -0.00200406 Jy ! Component: 1200 - total flux cleaned = -0.00199332 Jy ! Component: 1250 - total flux cleaned = -0.00201459 Jy ! Component: 1300 - total flux cleaned = -0.0020884 Jy ! Component: 1350 - total flux cleaned = -0.00210925 Jy ! Component: 1400 - total flux cleaned = -0.00214034 Jy ! Component: 1450 - total flux cleaned = -0.00215059 Jy ! Component: 1500 - total flux cleaned = -0.00218112 Jy ! Component: 1550 - total flux cleaned = -0.00219127 Jy ! Component: 1600 - total flux cleaned = -0.00220139 Jy ! Component: 1650 - total flux cleaned = -0.00223122 Jy ! Component: 1700 - total flux cleaned = -0.00227047 Jy ! Component: 1750 - total flux cleaned = -0.00228016 Jy ! Component: 1800 - total flux cleaned = -0.00228972 Jy ! Component: 1850 - total flux cleaned = -0.00228012 Jy ! Component: 1900 - total flux cleaned = -0.00233733 Jy ! Component: 1950 - total flux cleaned = -0.00234665 Jy ! Component: 2000 - total flux cleaned = -0.0023933 Jy ! Component: 2050 - total flux cleaned = -0.00240252 Jy ! Component: 2100 - total flux cleaned = -0.00241166 Jy ! Component: 2150 - total flux cleaned = -0.00241167 Jy ! Component: 2200 - total flux cleaned = -0.00243881 Jy ! Component: 2250 - total flux cleaned = -0.0024389 Jy ! Component: 2300 - total flux cleaned = -0.00244792 Jy ! Component: 2350 - total flux cleaned = -0.00246555 Jy ! Component: 2400 - total flux cleaned = -0.00250055 Jy ! Component: 2450 - total flux cleaned = -0.00250926 Jy ! Component: 2500 - total flux cleaned = -0.00251796 Jy ! Component: 2550 - total flux cleaned = -0.00254365 Jy ! Component: 2600 - total flux cleaned = -0.00257781 Jy ! Component: 2650 - total flux cleaned = -0.00257786 Jy ! Component: 2700 - total flux cleaned = -0.00261989 Jy ! Component: 2750 - total flux cleaned = -0.00263658 Jy ! Component: 2800 - total flux cleaned = -0.00266147 Jy ! Component: 2850 - total flux cleaned = -0.00266149 Jy ! Component: 2900 - total flux cleaned = -0.00269423 Jy ! Component: 2950 - total flux cleaned = -0.00271044 Jy ! Component: 3000 - total flux cleaned = -0.00271849 Jy ! Component: 3050 - total flux cleaned = -0.00275058 Jy ! Component: 3100 - total flux cleaned = -0.0027585 Jy ! Component: 3150 - total flux cleaned = -0.0027743 Jy ! Component: 3200 - total flux cleaned = -0.00281358 Jy ! Component: 3250 - total flux cleaned = -0.0028214 Jy ! Component: 3300 - total flux cleaned = -0.00286018 Jy ! Component: 3350 - total flux cleaned = -0.00285255 Jy ! Component: 3400 - total flux cleaned = -0.00289861 Jy ! Component: 3450 - total flux cleaned = -0.00288337 Jy ! Component: 3500 - total flux cleaned = -0.00287581 Jy ! Component: 3550 - total flux cleaned = -0.00287578 Jy ! Component: 3600 - total flux cleaned = -0.00287587 Jy ! Component: 3650 - total flux cleaned = -0.00291301 Jy ! Component: 3700 - total flux cleaned = -0.00294998 Jy ! Component: 3750 - total flux cleaned = -0.00294997 Jy ! Component: 3800 - total flux cleaned = -0.00294991 Jy ! Component: 3850 - total flux cleaned = -0.00297171 Jy ! Component: 3900 - total flux cleaned = -0.00297164 Jy ! Component: 3950 - total flux cleaned = -0.0029787 Jy ! Component: 4000 - total flux cleaned = -0.00298572 Jy ! Component: 4050 - total flux cleaned = -0.00297866 Jy ! Total flux subtracted in 4096 components = -0.00299273 Jy ! Clean residual min=-0.000440 max=0.000555 Jy/beam ! Clean residual mean=0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.143182 Jy keep ! Adding 275 model components to the UV plane model. ! The established model now contains 488 components and 0.143182 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1834-0301_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7976 x 1.866 at -2.052 degrees (North through East) ! Clean map min=-0.00071182 max=0.058554 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1834-0301_X_map.fits wmodel /image_prod/ug002_uva//J1834-0301_X_map.mod ! Writing 488 model components to file: /image_prod/ug002_uva//J1834-0301_X_map.mod wobs /image_prod/ug002_uva//J1834-0301_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1834-0301_X_uvs.fits wwins /image_prod/ug002_uva//J1834-0301_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1834-0301_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0585543 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00011811 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.605132 0.605132 1.21026 2.42053 4.84106 9.68211 19.3642 38.7284 77.4569 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 495.759 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1834-0301_X_dfm.log closed on Thu Mar 5 03:49:57 2020