! Started logfile: /image_prod/ug002_uva//J0253+3835_X_dfm.log on Wed Mar 4 19:41:51 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//J0253+3835_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0253+3835_X_uva.fits ! AN table 1: 45 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.891975 visibilities/baseline/integration-bin. ! Found source: J0253+3835 ! ! 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 17340 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 J0253+3835_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 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 22 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.038088Jy sigma=9.260995 ! Fit after self-cal, rms=0.775631Jy sigma=6.939395 ! 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=0.7674 mas, bmaj=1.794 mas, bpa=-23.32 degrees ! Estimated noise=1.32026 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 = 0.164515 Jy ! Component: 100 - total flux cleaned = 0.21369 Jy ! Total flux subtracted in 100 components = 0.21369 Jy ! Clean residual min=-0.015500 max=0.023100 Jy/beam ! Clean residual mean=0.000017 rms=0.003949 Jy/beam ! Combined flux in latest and established models = 0.21369 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.21369 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=0.104205Jy sigma=0.913018 ! Fit after self-cal, rms=0.103804Jy sigma=0.909723 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0285419 Jy ! Component: 100 - total flux cleaned = 0.044791 Jy ! Total flux subtracted in 100 components = 0.044791 Jy ! Clean residual min=-0.013342 max=0.014927 Jy/beam ! Clean residual mean=0.000004 rms=0.003474 Jy/beam ! Combined flux in latest and established models = 0.258481 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.258481 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=0.091402Jy sigma=0.811032 ! Fit after self-cal, rms=0.091245Jy sigma=0.809724 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=2.023 mas, bpa=-21.98 degrees ! Estimated noise=0.610208 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 = 0.0183769 Jy ! Component: 100 - total flux cleaned = 0.0295035 Jy ! Component: 150 - total flux cleaned = 0.0367715 Jy ! Component: 200 - total flux cleaned = 0.0416457 Jy ! Total flux subtracted in 200 components = 0.0416457 Jy ! Clean residual min=-0.014618 max=0.019514 Jy/beam ! Clean residual mean=-0.000032 rms=0.004416 Jy/beam ! Combined flux in latest and established models = 0.300127 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 29 components and 0.300127 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=0.086599Jy sigma=0.778640 ! Fit after self-cal, rms=0.086547Jy sigma=0.778246 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.017 x 2.023 at -21.98 degrees (North through East) ! Clean map min=-0.01409 max=0.22374 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.42 HN 1.00 KP 0.99 ! LA 0.94 MK 1.04 NL 1.04 OV 0.90 ! PT 0.82 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.43 HN 1.00 KP 0.99 ! LA 0.92 MK 1.03 NL 1.07 OV 0.89 ! PT 0.83 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.43 HN 0.98 KP 1.01 ! LA 0.91 MK 1.04 NL 1.07 OV 0.89 ! PT 0.83 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.43 HN 0.99 KP 1.00 ! LA 0.94 MK 1.04 NL 1.06 OV 0.89 ! PT 0.83 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.41 HN 1.00 KP 1.01 ! LA 0.92 MK 1.03 NL 1.07 OV 0.88 ! PT 0.86 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.45 HN 1.00 KP 0.99 ! LA 0.93 MK 1.06 NL 1.07 OV 0.88 ! PT 0.84 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.42 HN 1.03 KP 1.00 ! LA 0.95 MK 1.04 NL 1.06 OV 0.91 ! PT 0.84 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.44 HN 0.98 KP 1.01 ! LA 0.94 MK 1.04 NL 1.08 OV 0.89 ! PT 0.83 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.43 HN 0.99 KP 1.01 ! LA 0.93 MK 1.06 NL 1.08 OV 0.89 ! PT 0.84 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.45 HN 0.98 KP 1.00 ! LA 0.93 MK 1.06 NL 1.06 OV 0.89 ! PT 0.84 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.45 HN 1.00 KP 1.01 ! LA 0.92 MK 1.04 NL 1.08 OV 0.89 ! PT 0.85 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.44 HN 0.97 KP 1.02 ! LA 0.93 MK 1.08 NL 1.10 OV 0.90 ! PT 0.84 ! ! ! Fit before self-cal, rms=0.086547Jy sigma=0.778246 ! Fit after self-cal, rms=0.089203Jy sigma=0.669860 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.033 mas, bmaj=2.044 mas, bpa=-22.04 degrees ! Estimated noise=0.611993 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 = -0.000550528 Jy ! Component: 100 - total flux cleaned = -0.000364157 Jy ! Component: 150 - total flux cleaned = -0.000287191 Jy ! Component: 200 - total flux cleaned = -0.000357162 Jy ! Total flux subtracted in 200 components = -0.000357162 Jy ! Clean residual min=-0.013414 max=0.012602 Jy/beam ! Clean residual mean=-0.000012 rms=0.003436 Jy/beam ! Combined flux in latest and established models = 0.299769 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 33 components and 0.299769 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=0.089016Jy sigma=0.668458 ! Fit after self-cal, rms=0.089122Jy sigma=0.668029 ! 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=0.089122Jy sigma=0.668029 ! Fit after self-cal, rms=0.095079Jy sigma=0.481476 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.029 mas, bmaj=2.057 mas, bpa=-22.46 degrees ! Estimated noise=0.611147 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000692062 Jy ! Component: 100 - total flux cleaned = -0.000692472 Jy ! Component: 150 - total flux cleaned = -0.000693086 Jy ! Component: 200 - total flux cleaned = -0.000634776 Jy ! Total flux subtracted in 200 components = -0.000634776 Jy ! Clean residual min=-0.003021 max=0.007171 Jy/beam ! Clean residual mean=0.000001 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 0.299135 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.299135 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=0.094994Jy sigma=0.480302 ! Fit after self-cal, rms=0.095341Jy sigma=0.479718 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 (-0.8, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00716561 Jy ! Component: 100 - total flux cleaned = 0.0103709 Jy ! Component: 150 - total flux cleaned = 0.011115 Jy ! Component: 200 - total flux cleaned = 0.011413 Jy ! Total flux subtracted in 200 components = 0.011413 Jy ! Clean residual min=-0.002306 max=0.003759 Jy/beam ! Clean residual mean=0.000002 rms=0.000624 Jy/beam ! Combined flux in latest and established models = 0.310548 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 57 components and 0.310548 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=0.094787Jy sigma=0.471067 ! Fit after self-cal, rms=0.094721Jy sigma=0.470203 ! Inverting map ! Added new window around map position (-2.2, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355105 Jy ! Component: 100 - total flux cleaned = 0.0052133 Jy ! Component: 150 - total flux cleaned = 0.00617996 Jy ! Component: 200 - total flux cleaned = 0.00669088 Jy ! Total flux subtracted in 200 components = 0.00669088 Jy ! Clean residual min=-0.002477 max=0.002371 Jy/beam ! Clean residual mean=0.000003 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.317239 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 81 components and 0.317239 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=0.094528Jy sigma=0.467473 ! Fit after self-cal, rms=0.094511Jy sigma=0.467353 ! 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=0.094511Jy sigma=0.467353 ! Fit after self-cal, rms=0.093332Jy sigma=0.465861 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=2.055 mas, bpa=-22.46 degrees ! Estimated noise=0.608604 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00232114 Jy ! Component: 100 - total flux cleaned = 0.00321049 Jy ! Component: 150 - total flux cleaned = 0.00378008 Jy ! Component: 200 - total flux cleaned = 0.0042172 Jy ! Total flux subtracted in 200 components = 0.0042172 Jy ! Clean residual min=-0.001541 max=0.001717 Jy/beam ! Clean residual mean=0.000000 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.321456 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 101 components and 0.321456 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=0.093229Jy sigma=0.464434 ! Fit after self-cal, rms=0.093218Jy sigma=0.464336 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 (47.6, -35). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00175537 Jy ! Component: 100 - total flux cleaned = 0.00284697 Jy ! Component: 150 - total flux cleaned = 0.00321416 Jy ! Component: 200 - total flux cleaned = 0.00343072 Jy ! Total flux subtracted in 200 components = 0.00343072 Jy ! Clean residual min=-0.001429 max=0.001360 Jy/beam ! Clean residual mean=0.000000 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.324887 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 117 components and 0.324887 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=0.093157Jy sigma=0.463611 ! Fit after self-cal, rms=0.093155Jy sigma=0.463584 ! 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=0.093155Jy sigma=0.463584 ! Fit after self-cal, rms=0.092622Jy sigma=0.463401 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.286 mas, bmaj=2.622 mas, bpa=-18.24 degrees ! Estimated noise=0.729312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678624 Jy ! Component: 100 - total flux cleaned = 0.00127203 Jy ! Component: 150 - total flux cleaned = 0.00155404 Jy ! Component: 200 - total flux cleaned = 0.00181712 Jy ! Total flux subtracted in 200 components = 0.00181712 Jy ! Clean residual min=-0.001367 max=0.001202 Jy/beam ! Clean residual mean=0.000000 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.326704 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 146 components and 0.326704 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=0.092598Jy sigma=0.463056 ! Fit after self-cal, rms=0.092597Jy sigma=0.463024 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 = 0.000223942 Jy ! Component: 100 - total flux cleaned = 0.00039093 Jy ! Component: 150 - total flux cleaned = 0.000472117 Jy ! Component: 200 - total flux cleaned = 0.000546006 Jy ! Total flux subtracted in 200 components = 0.000546006 Jy ! Clean residual min=-0.001337 max=0.001177 Jy/beam ! Clean residual mean=0.000000 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.32725 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 156 components and 0.32725 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=0.092591Jy sigma=0.462914 ! Fit after self-cal, rms=0.092589Jy sigma=0.462903 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=2.054 mas, bpa=-22.43 degrees ! Estimated noise=0.607889 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 2.054 at -22.43 degrees (North through East) ! Clean map min=-0.0011468 max=0.22425 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=0.7725 mas, bmaj=1.829 mas, bpa=-23.9 degrees ! Estimated noise=1.33259 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.165879 Jy ! Component: 100 - total flux cleaned = 0.218367 Jy ! Component: 150 - total flux cleaned = 0.245842 Jy ! Component: 200 - total flux cleaned = 0.261845 Jy ! Total flux subtracted in 200 components = 0.261845 Jy ! Clean residual min=-0.004660 max=0.008468 Jy/beam ! Clean residual mean=0.000010 rms=0.001236 Jy/beam ! Combined flux in latest and established models = 0.261845 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.261845 Jy ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=2.054 mas, bpa=-22.43 degrees ! Estimated noise=0.607889 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 = 0.0156276 Jy ! Component: 100 - total flux cleaned = 0.0256327 Jy ! Component: 150 - total flux cleaned = 0.0327737 Jy ! Component: 200 - total flux cleaned = 0.0381905 Jy ! Total flux subtracted in 200 components = 0.0381905 Jy ! Clean residual min=-0.002042 max=0.003171 Jy/beam ! Clean residual mean=-0.000000 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 0.300036 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 60 components and 0.300036 Jy ! Inverting map ! Added new window around map position (-0.6, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00422504 Jy ! Component: 100 - total flux cleaned = 0.00759489 Jy ! Component: 150 - total flux cleaned = 0.0103527 Jy ! Component: 200 - total flux cleaned = 0.0126364 Jy ! Total flux subtracted in 200 components = 0.0126364 Jy ! Clean residual min=-0.001497 max=0.001585 Jy/beam ! Clean residual mean=-0.000000 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.312672 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 93 components and 0.312672 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=2.286 mas, bmaj=2.622 mas, bpa=-18.24 degrees ! Estimated noise=0.729312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00316537 Jy ! Component: 100 - total flux cleaned = 0.0055082 Jy ! Component: 150 - total flux cleaned = 0.00734557 Jy ! Component: 200 - total flux cleaned = 0.00881073 Jy ! Total flux subtracted in 200 components = 0.00881073 Jy ! Clean residual min=-0.001449 max=0.001358 Jy/beam ! Clean residual mean=0.000000 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.321483 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 = 0.00118538 Jy ! Component: 100 - total flux cleaned = 0.00215319 Jy ! Component: 150 - total flux cleaned = 0.0029485 Jy ! Component: 200 - total flux cleaned = 0.00360558 Jy ! Total flux subtracted in 200 components = 0.00360558 Jy ! Clean residual min=-0.001334 max=0.001187 Jy/beam ! Clean residual mean=0.000000 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.325088 Jy ! Adding 134 model components to the UV plane model. ! The established model now contains 203 components and 0.325088 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.026 mas, bmaj=2.054 mas, bpa=-22.43 degrees ! Estimated noise=0.607889 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000135773 Jy ! Component: 100 - total flux cleaned = 0.000320072 Jy ! Component: 150 - total flux cleaned = 0.000535891 Jy ! Component: 200 - total flux cleaned = 0.00063368 Jy ! Total flux subtracted in 200 components = 0.00063368 Jy ! Clean residual min=-0.001321 max=0.001157 Jy/beam ! Clean residual mean=0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.325722 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 226 components and 0.325722 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=0.092545Jy sigma=0.462741 ! Fit after self-cal, rms=0.092533Jy sigma=0.462682 wmodel J0253+3835_X_map.mod ! Writing 226 model components to file: J0253+3835_X_map.mod wobs J0253+3835_X_uvs.fits ! Writing UV FITS file: J0253+3835_X_uvs.fits wwins J0253+3835_X_map.win ! wwins: Wrote 5 windows to J0253+3835_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 = -0.000283416 Jy ! Component: 100 - total flux cleaned = -0.000407583 Jy ! Component: 150 - total flux cleaned = -0.000564503 Jy ! Component: 200 - total flux cleaned = -0.00071491 Jy ! Component: 250 - total flux cleaned = -0.000879039 Jy ! Component: 300 - total flux cleaned = -0.00103888 Jy ! Component: 350 - total flux cleaned = -0.0011602 Jy ! Component: 400 - total flux cleaned = -0.00126201 Jy ! Component: 450 - total flux cleaned = -0.0013119 Jy ! Component: 500 - total flux cleaned = -0.00139396 Jy ! Component: 550 - total flux cleaned = -0.00139383 Jy ! Component: 600 - total flux cleaned = -0.00142603 Jy ! Component: 650 - total flux cleaned = -0.00150439 Jy ! Component: 700 - total flux cleaned = -0.00151985 Jy ! Component: 750 - total flux cleaned = -0.00158044 Jy ! Component: 800 - total flux cleaned = -0.00159545 Jy ! Component: 850 - total flux cleaned = -0.00166877 Jy ! Component: 900 - total flux cleaned = -0.00163947 Jy ! Component: 950 - total flux cleaned = -0.00163968 Jy ! Component: 1000 - total flux cleaned = -0.00168235 Jy ! Component: 1050 - total flux cleaned = -0.00168276 Jy ! Component: 1100 - total flux cleaned = -0.00173795 Jy ! Component: 1150 - total flux cleaned = -0.0017792 Jy ! Component: 1200 - total flux cleaned = -0.00179274 Jy ! Component: 1250 - total flux cleaned = -0.00176603 Jy ! Component: 1300 - total flux cleaned = -0.00177938 Jy ! Component: 1350 - total flux cleaned = -0.00172705 Jy ! Component: 1400 - total flux cleaned = -0.00174045 Jy ! Component: 1450 - total flux cleaned = -0.00177894 Jy ! Component: 1500 - total flux cleaned = -0.00175333 Jy ! Component: 1550 - total flux cleaned = -0.00175331 Jy ! Component: 1600 - total flux cleaned = -0.00176577 Jy ! Component: 1650 - total flux cleaned = -0.00175327 Jy ! Component: 1700 - total flux cleaned = -0.00175323 Jy ! Component: 1750 - total flux cleaned = -0.00174106 Jy ! Component: 1800 - total flux cleaned = -0.00177744 Jy ! Component: 1850 - total flux cleaned = -0.00178939 Jy ! Component: 1900 - total flux cleaned = -0.00176573 Jy ! Component: 1950 - total flux cleaned = -0.00174224 Jy ! Component: 2000 - total flux cleaned = -0.00173058 Jy ! Component: 2050 - total flux cleaned = -0.00176534 Jy ! Component: 2100 - total flux cleaned = -0.00168506 Jy ! Component: 2150 - total flux cleaned = -0.00171917 Jy ! Component: 2200 - total flux cleaned = -0.00167392 Jy ! Component: 2250 - total flux cleaned = -0.0016739 Jy ! Component: 2300 - total flux cleaned = -0.00171818 Jy ! Component: 2350 - total flux cleaned = -0.0016519 Jy ! Component: 2400 - total flux cleaned = -0.00158651 Jy ! Component: 2450 - total flux cleaned = -0.00162989 Jy ! Component: 2500 - total flux cleaned = -0.00160825 Jy ! Component: 2550 - total flux cleaned = -0.00157608 Jy ! Component: 2600 - total flux cleaned = -0.00155476 Jy ! Component: 2650 - total flux cleaned = -0.00153371 Jy ! Component: 2700 - total flux cleaned = -0.00155468 Jy ! Component: 2750 - total flux cleaned = -0.00155461 Jy ! Component: 2800 - total flux cleaned = -0.00147218 Jy ! Component: 2850 - total flux cleaned = -0.00153354 Jy ! Component: 2900 - total flux cleaned = -0.00150313 Jy ! Component: 2950 - total flux cleaned = -0.00147289 Jy ! Component: 3000 - total flux cleaned = -0.00149292 Jy ! Component: 3050 - total flux cleaned = -0.00148285 Jy ! Component: 3100 - total flux cleaned = -0.0014333 Jy ! Component: 3150 - total flux cleaned = -0.0014431 Jy ! Component: 3200 - total flux cleaned = -0.00139427 Jy ! Component: 3250 - total flux cleaned = -0.00142338 Jy ! Component: 3300 - total flux cleaned = -0.0013847 Jy ! Component: 3350 - total flux cleaned = -0.00134629 Jy ! Component: 3400 - total flux cleaned = -0.00134635 Jy ! Component: 3450 - total flux cleaned = -0.00139377 Jy ! Component: 3500 - total flux cleaned = -0.0013465 Jy ! Component: 3550 - total flux cleaned = -0.0013185 Jy ! Component: 3600 - total flux cleaned = -0.00134647 Jy ! Component: 3650 - total flux cleaned = -0.0013742 Jy ! Component: 3700 - total flux cleaned = -0.00134649 Jy ! Component: 3750 - total flux cleaned = -0.00133732 Jy ! Component: 3800 - total flux cleaned = -0.00134644 Jy ! Component: 3850 - total flux cleaned = -0.00132836 Jy ! Component: 3900 - total flux cleaned = -0.00138238 Jy ! Component: 3950 - total flux cleaned = -0.0013823 Jy ! Component: 4000 - total flux cleaned = -0.00139122 Jy ! Component: 4050 - total flux cleaned = -0.00138234 Jy ! Total flux subtracted in 4096 components = -0.00141752 Jy ! Clean residual min=-0.000446 max=0.000513 Jy/beam ! Clean residual mean=-0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.324304 Jy keep ! Adding 277 model components to the UV plane model. ! The established model now contains 503 components and 0.324305 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0253+3835_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.026 x 2.054 at -22.43 degrees (North through East) ! Clean map min=-0.00082907 max=0.22609 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0253+3835_X_map.fits wmodel /image_prod/ug002_uva//J0253+3835_X_map.mod ! Writing 503 model components to file: /image_prod/ug002_uva//J0253+3835_X_map.mod wobs /image_prod/ug002_uva//J0253+3835_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0253+3835_X_uvs.fits wwins /image_prod/ug002_uva//J0253+3835_X_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J0253+3835_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.226093 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000153285 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.203392 0.203392 0.406785 0.81357 1.62714 3.25428 6.50856 13.0171 26.0342 52.0685 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.226 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1474.98 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0253+3835_X_dfm.log closed on Wed Mar 4 19:41:56 2020