! Started logfile: /image_prod/ug002_uva//J0402+8241_X_b_dfm.log on Wed Mar 4 20:08:44 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//J0402+8241_X_b_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0402+8241_X_b_uva.fits ! AN table 1: 150 integrations on 28 of 28 possible baselines. ! AN table 2: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.767857 visibilities/baseline/integration-bin. ! Found source: J0402+8241 ! ! 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 134 lines of history. ! ! Reading 51600 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 J0402+8241_X_b] 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 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 200 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001507Jy sigma=9.777199 ! Fit after self-cal, rms=0.976340Jy sigma=9.532641 ! 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=0.7318 mas, bmaj=2.337 mas, bpa=-51.62 degrees ! Estimated noise=1.01496 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 = 0.0199325 Jy ! Component: 100 - total flux cleaned = 0.0243139 Jy ! Total flux subtracted in 100 components = 0.0243139 Jy ! Clean residual min=-0.002187 max=0.002300 Jy/beam ! Clean residual mean=0.000008 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.0243139 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.0243139 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=0.046228Jy sigma=0.431661 ! Fit after self-cal, rms=0.044512Jy sigma=0.414357 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00335048 Jy ! Component: 100 - total flux cleaned = 0.00340884 Jy ! Total flux subtracted in 100 components = 0.00340884 Jy ! Clean residual min=-0.001935 max=0.001885 Jy/beam ! Clean residual mean=0.000008 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.0277227 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0277227 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=0.044349Jy sigma=0.412735 ! Fit after self-cal, rms=0.044334Jy sigma=0.412635 ! 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=1.212 mas, bmaj=2.669 mas, bpa=-49.1 degrees ! Estimated noise=0.322906 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 = 0.000357173 Jy ! Component: 100 - total flux cleaned = 0.000491809 Jy ! Component: 150 - total flux cleaned = 0.000593097 Jy ! Component: 200 - total flux cleaned = 0.000683066 Jy ! Total flux subtracted in 200 components = 0.000683066 Jy ! Clean residual min=-0.001124 max=0.001058 Jy/beam ! Clean residual mean=0.000013 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0284058 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.0284058 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=0.044319Jy sigma=0.412501 ! Fit after self-cal, rms=0.044314Jy sigma=0.412461 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.212 x 2.669 at -49.1 degrees (North through East) ! Clean map min=-0.0010858 max=0.028024 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.09 HN 0.86 KP 1.10 ! LA 0.97 NL 1.07 OV 1.07 PT 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.15 FD 1.06 LA 1.05 MK 1.14 ! NL 0.95 OV 1.02 PT 0.97 SC 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 0.98 KP 1.11 ! LA 0.98 NL 1.03 OV 1.08 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.05 LA 0.99 MK 1.11 ! NL 0.95 OV 1.19 PT 0.98 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.85 KP 1.11 ! LA 0.98 NL 0.99 OV 1.08 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.12 LA 0.95 MK 1.22 ! NL 0.95 OV 1.00 PT 1.05 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 1.03 KP 1.01 ! LA 0.98 NL 1.07 OV 1.09 PT 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.11 FD 1.01 LA 0.92 MK 1.17 ! NL 0.97 OV 1.11 PT 1.11 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.06 HN 0.91 KP 1.05 ! LA 0.97 NL 0.96 OV 1.13 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.12 LA 1.11 MK 1.06 ! NL 1.02 OV 1.01 PT 1.07 SC 0.89 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.92 KP 1.09 ! LA 1.06 NL 0.94 OV 1.09 PT 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.02 LA 0.88 MK 1.03 ! NL 0.96 OV 1.18 PT 0.95 SC 0.91 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.92 KP 1.07 ! LA 0.98 NL 0.94 OV 1.04 PT 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 LA 1.05 MK 1.24 ! NL 0.88 OV 1.05 PT 1.05 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 0.91 KP 1.07 ! LA 0.98 NL 0.95 OV 1.05 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.96 FD 1.02 LA 1.14 MK 1.02 ! NL 1.00 OV 1.03 PT 0.94 SC 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.94 KP 1.07 ! LA 0.97 NL 0.88 OV 1.05 PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.92 FD 0.90 LA 0.98 MK 0.96 ! NL 0.91 OV 1.08 PT 0.98 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 0.90 KP 1.04 ! LA 0.96 NL 0.92 OV 0.98 PT 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.91 FD 0.94 LA 0.95 MK 0.96 ! NL 0.97 OV 1.16 PT 0.94 SC 0.80 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.92 HN 0.84 KP 1.01 ! LA 0.95 NL 0.90 OV 1.04 PT 0.92 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.87 FD 0.89 LA 0.96 MK 0.94 ! NL 0.97 OV 0.95 PT 0.87 SC 0.90 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.90 HN 0.77 KP 1.06 ! LA 0.97 NL 0.85 OV 1.08 PT 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.94 FD 0.83 LA 1.06 MK 0.83 ! NL 0.82 OV 1.11 PT 0.91 SC 0.76 ! ! ! Fit before self-cal, rms=0.044314Jy sigma=0.412461 ! Fit after self-cal, rms=0.043167Jy sigma=0.411183 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.19 mas, bmaj=2.646 mas, bpa=-49.35 degrees ! Estimated noise=0.319403 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 = 0.000447921 Jy ! Component: 100 - total flux cleaned = 0.000523214 Jy ! Component: 150 - total flux cleaned = 0.000587341 Jy ! Component: 200 - total flux cleaned = 0.000642754 Jy ! Total flux subtracted in 200 components = 0.000642754 Jy ! Clean residual min=-0.000954 max=0.000957 Jy/beam ! Clean residual mean=0.000011 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0290485 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 28 components and 0.0290485 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=0.043158Jy sigma=0.411088 ! Fit after self-cal, rms=0.043179Jy sigma=0.410718 ! 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=0.043179Jy sigma=0.410718 ! Fit after self-cal, rms=0.043601Jy sigma=0.410078 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=2.629 mas, bpa=-49.58 degrees ! Estimated noise=0.318454 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000246895 Jy ! Component: 100 - total flux cleaned = 0.000329138 Jy ! Component: 150 - total flux cleaned = 0.00038159 Jy ! Component: 200 - total flux cleaned = 0.000438229 Jy ! Total flux subtracted in 200 components = 0.000438229 Jy ! Clean residual min=-0.000825 max=0.000853 Jy/beam ! Clean residual mean=0.000011 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0294868 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 34 components and 0.0294868 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=0.043595Jy sigma=0.410023 ! Fit after self-cal, rms=0.043658Jy sigma=0.409754 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 = -0.000101913 Jy ! Component: 100 - total flux cleaned = -7.25275e-05 Jy ! Component: 150 - total flux cleaned = -3.59268e-05 Jy ! Component: 200 - total flux cleaned = -1.04629e-05 Jy ! Total flux subtracted in 200 components = -1.04629e-05 Jy ! Clean residual min=-0.000833 max=0.000820 Jy/beam ! Clean residual mean=0.000011 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.0294763 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 41 components and 0.0294763 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=0.043653Jy sigma=0.409722 ! Fit after self-cal, rms=0.043651Jy sigma=0.409701 ! 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=0.043651Jy sigma=0.409701 ! Fit after self-cal, rms=0.043676Jy sigma=0.409612 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.179 mas, bmaj=2.614 mas, bpa=-49.58 degrees ! Estimated noise=0.316145 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00019089 Jy ! Component: 100 - total flux cleaned = 0.000254278 Jy ! Component: 150 - total flux cleaned = 0.000310405 Jy ! Component: 200 - total flux cleaned = 0.0003528 Jy ! Total flux subtracted in 200 components = 0.0003528 Jy ! Clean residual min=-0.000763 max=0.000836 Jy/beam ! Clean residual mean=0.000011 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0298291 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.0298291 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=0.043672Jy sigma=0.409568 ! Fit after self-cal, rms=0.043702Jy sigma=0.409506 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.34451e-05 Jy ! Component: 100 - total flux cleaned = 2.0647e-05 Jy ! Component: 150 - total flux cleaned = 5.22209e-05 Jy ! Component: 200 - total flux cleaned = 8.18207e-05 Jy ! Total flux subtracted in 200 components = 8.18207e-05 Jy ! Clean residual min=-0.000774 max=0.000841 Jy/beam ! Clean residual mean=0.000011 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0299109 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 42 components and 0.0299109 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=0.043699Jy sigma=0.409483 ! Fit after self-cal, rms=0.043698Jy sigma=0.409465 ! 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=0.043698Jy sigma=0.409465 ! Fit after self-cal, rms=0.043575Jy sigma=0.409438 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.54 mas, bmaj=3.229 mas, bpa=-41.09 degrees ! Estimated noise=0.359315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000433678 Jy ! Component: 100 - total flux cleaned = 0.000526 Jy ! Component: 150 - total flux cleaned = 0.000600059 Jy ! Component: 200 - total flux cleaned = 0.000669091 Jy ! Total flux subtracted in 200 components = 0.000669091 Jy ! Clean residual min=-0.001000 max=0.001070 Jy/beam ! Clean residual mean=0.000016 rms=0.000283 Jy/beam ! Combined flux in latest and established models = 0.03058 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 44 components and 0.03058 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=0.043572Jy sigma=0.409419 ! Fit after self-cal, rms=0.043583Jy sigma=0.409380 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 = 0.000168036 Jy ! Component: 100 - total flux cleaned = 0.000229468 Jy ! Component: 150 - total flux cleaned = 0.000272919 Jy ! Component: 200 - total flux cleaned = 0.000314788 Jy ! Total flux subtracted in 200 components = 0.000314788 Jy ! Clean residual min=-0.001017 max=0.001075 Jy/beam ! Clean residual mean=0.000016 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.0308948 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 44 components and 0.0308948 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=0.043582Jy sigma=0.409387 ! Fit after self-cal, rms=0.043579Jy sigma=0.409358 ! 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=1.176 mas, bmaj=2.605 mas, bpa=-49.59 degrees ! Estimated noise=0.314092 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.176 x 2.605 at -49.59 degrees (North through East) ! Clean map min=-0.00075219 max=0.026542 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=0.7171 mas, bmaj=2.279 mas, bpa=-52.15 degrees ! Estimated noise=0.944432 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0211417 Jy ! Component: 100 - total flux cleaned = 0.0258774 Jy ! Component: 150 - total flux cleaned = 0.0266519 Jy ! Component: 200 - total flux cleaned = 0.0274326 Jy ! Total flux subtracted in 200 components = 0.0274326 Jy ! Clean residual min=-0.001665 max=0.001821 Jy/beam ! Clean residual mean=0.000008 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0274326 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0274326 Jy ! Inverting map and beam ! Estimated beam: bmin=1.176 mas, bmaj=2.605 mas, bpa=-49.59 degrees ! Estimated noise=0.314092 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) ! Added new window around map position (-2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00151788 Jy ! Component: 100 - total flux cleaned = 0.00245945 Jy ! Component: 150 - total flux cleaned = 0.00312022 Jy ! Component: 200 - total flux cleaned = 0.0035983 Jy ! Total flux subtracted in 200 components = 0.0035983 Jy ! Clean residual min=-0.000863 max=0.000763 Jy/beam ! Clean residual mean=0.000010 rms=0.000200 Jy/beam ! Combined flux in latest and established models = 0.0310309 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.0310309 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=2.54 mas, bmaj=3.229 mas, bpa=-41.09 degrees ! Estimated noise=0.359315 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000461065 Jy ! Component: 100 - total flux cleaned = 0.00078239 Jy ! Component: 150 - total flux cleaned = 0.0010113 Jy ! Component: 200 - total flux cleaned = 0.00112206 Jy ! Total flux subtracted in 200 components = 0.00112206 Jy ! Clean residual min=-0.000996 max=0.001001 Jy/beam ! Clean residual mean=0.000014 rms=0.000275 Jy/beam ! Combined flux in latest and established models = 0.032153 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 = 3.49158e-05 Jy ! Component: 100 - total flux cleaned = 6.67285e-05 Jy ! Component: 150 - total flux cleaned = 9.60107e-05 Jy ! Component: 200 - total flux cleaned = 0.000118883 Jy ! Total flux subtracted in 200 components = 0.000118883 Jy ! Clean residual min=-0.000995 max=0.000999 Jy/beam ! Clean residual mean=0.000014 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.0322719 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.0322719 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.176 mas, bmaj=2.605 mas, bpa=-49.59 degrees ! Estimated noise=0.314092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.08444e-05 Jy ! Component: 100 - total flux cleaned = -0.000112163 Jy ! Component: 150 - total flux cleaned = -0.000121631 Jy ! Component: 200 - total flux cleaned = -0.000148036 Jy ! Total flux subtracted in 200 components = -0.000148036 Jy ! Clean residual min=-0.000794 max=0.000762 Jy/beam ! Clean residual mean=0.000009 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.0321238 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 72 components and 0.0321238 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=0.043569Jy sigma=0.409286 ! Fit after self-cal, rms=0.043566Jy sigma=0.409148 wmodel J0402+8241_X_b_map.mod ! Writing 72 model components to file: J0402+8241_X_b_map.mod wobs J0402+8241_X_b_uvs.fits ! Writing UV FITS file: J0402+8241_X_b_uvs.fits wwins J0402+8241_X_b_map.win ! wwins: Wrote 2 windows to J0402+8241_X_b_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 = 0.000160416 Jy ! Component: 100 - total flux cleaned = 0.00029398 Jy ! Component: 150 - total flux cleaned = 0.000443056 Jy ! Component: 200 - total flux cleaned = 0.000596914 Jy ! Component: 250 - total flux cleaned = 0.000721251 Jy ! Component: 300 - total flux cleaned = 0.000797106 Jy ! Component: 350 - total flux cleaned = 0.000859849 Jy ! Component: 400 - total flux cleaned = 0.000910323 Jy ! Component: 450 - total flux cleaned = 0.000949624 Jy ! Component: 500 - total flux cleaned = 0.00100698 Jy ! Component: 550 - total flux cleaned = 0.00108163 Jy ! Component: 600 - total flux cleaned = 0.00113643 Jy ! Component: 650 - total flux cleaned = 0.00120776 Jy ! Component: 700 - total flux cleaned = 0.00123375 Jy ! Component: 750 - total flux cleaned = 0.00123359 Jy ! Component: 800 - total flux cleaned = 0.00124226 Jy ! Component: 850 - total flux cleaned = 0.0012588 Jy ! Component: 900 - total flux cleaned = 0.00125875 Jy ! Component: 950 - total flux cleaned = 0.0012827 Jy ! Component: 1000 - total flux cleaned = 0.00130597 Jy ! Component: 1050 - total flux cleaned = 0.00134433 Jy ! Component: 1100 - total flux cleaned = 0.00134415 Jy ! Component: 1150 - total flux cleaned = 0.00135896 Jy ! Component: 1200 - total flux cleaned = 0.00137352 Jy ! Component: 1250 - total flux cleaned = 0.00140229 Jy ! Component: 1300 - total flux cleaned = 0.0014168 Jy ! Component: 1350 - total flux cleaned = 0.00146593 Jy ! Component: 1400 - total flux cleaned = 0.00147272 Jy ! Component: 1450 - total flux cleaned = 0.00147967 Jy ! Component: 1500 - total flux cleaned = 0.00152663 Jy ! Component: 1550 - total flux cleaned = 0.0015199 Jy ! Component: 1600 - total flux cleaned = 0.0015526 Jy ! Component: 1650 - total flux cleaned = 0.00155241 Jy ! Component: 1700 - total flux cleaned = 0.00155234 Jy ! Component: 1750 - total flux cleaned = 0.00155883 Jy ! Component: 1800 - total flux cleaned = 0.0015649 Jy ! Component: 1850 - total flux cleaned = 0.00158933 Jy ! Component: 1900 - total flux cleaned = 0.00157123 Jy ! Component: 1950 - total flux cleaned = 0.00155919 Jy ! Component: 2000 - total flux cleaned = 0.00158892 Jy ! Component: 2050 - total flux cleaned = 0.00156543 Jy ! Component: 2100 - total flux cleaned = 0.00158857 Jy ! Component: 2150 - total flux cleaned = 0.00158297 Jy ! Component: 2200 - total flux cleaned = 0.00157735 Jy ! Component: 2250 - total flux cleaned = 0.0015886 Jy ! Component: 2300 - total flux cleaned = 0.00158317 Jy ! Component: 2350 - total flux cleaned = 0.00159419 Jy ! Component: 2400 - total flux cleaned = 0.00158867 Jy ! Component: 2450 - total flux cleaned = 0.00160493 Jy ! Component: 2500 - total flux cleaned = 0.00160497 Jy ! Component: 2550 - total flux cleaned = 0.00160498 Jy ! Component: 2600 - total flux cleaned = 0.00163102 Jy ! Component: 2650 - total flux cleaned = 0.00163092 Jy ! Component: 2700 - total flux cleaned = 0.0016615 Jy ! Component: 2750 - total flux cleaned = 0.00167154 Jy ! Component: 2800 - total flux cleaned = 0.0016715 Jy ! Component: 2850 - total flux cleaned = 0.00168147 Jy ! Component: 2900 - total flux cleaned = 0.00171091 Jy ! Component: 2950 - total flux cleaned = 0.00170122 Jy ! Component: 3000 - total flux cleaned = 0.00173499 Jy ! Component: 3050 - total flux cleaned = 0.00173976 Jy ! Component: 3100 - total flux cleaned = 0.00177294 Jy ! Component: 3150 - total flux cleaned = 0.00176356 Jy ! Component: 3200 - total flux cleaned = 0.00178218 Jy ! Component: 3250 - total flux cleaned = 0.00180073 Jy ! Component: 3300 - total flux cleaned = 0.0018099 Jy ! Component: 3350 - total flux cleaned = 0.00182357 Jy ! Component: 3400 - total flux cleaned = 0.0018507 Jy ! Component: 3450 - total flux cleaned = 0.0018552 Jy ! Component: 3500 - total flux cleaned = 0.00187299 Jy ! Component: 3550 - total flux cleaned = 0.00190385 Jy ! Component: 3600 - total flux cleaned = 0.00191262 Jy ! Component: 3650 - total flux cleaned = 0.00193002 Jy ! Component: 3700 - total flux cleaned = 0.00194294 Jy ! Component: 3750 - total flux cleaned = 0.00196004 Jy ! Component: 3800 - total flux cleaned = 0.00198132 Jy ! Component: 3850 - total flux cleaned = 0.00200252 Jy ! Component: 3900 - total flux cleaned = 0.00201512 Jy ! Component: 3950 - total flux cleaned = 0.00201513 Jy ! Component: 4000 - total flux cleaned = 0.00204412 Jy ! Component: 4050 - total flux cleaned = 0.00205638 Jy ! Total flux subtracted in 4096 components = 0.00206452 Jy ! Clean residual min=-0.000257 max=0.000223 Jy/beam ! Clean residual mean=0.000002 rms=0.000076 Jy/beam ! Combined flux in latest and established models = 0.0341884 Jy keep ! Adding 344 model components to the UV plane model. ! The established model now contains 416 components and 0.0341883 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0402+8241_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.176 x 2.605 at -49.59 degrees (North through East) ! Clean map min=-0.00039004 max=0.026519 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0402+8241_X_b_map.fits wmodel /image_prod/ug002_uva//J0402+8241_X_b_map.mod ! Writing 416 model components to file: /image_prod/ug002_uva//J0402+8241_X_b_map.mod wobs /image_prod/ug002_uva//J0402+8241_X_b_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0402+8241_X_b_uvs.fits wwins /image_prod/ug002_uva//J0402+8241_X_b_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J0402+8241_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0265193 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 7.4337e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.840937 0.840937 1.68187 3.36375 6.7275 13.455 26.91 53.82 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.026 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 356.744 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0402+8241_X_b_dfm.log closed on Wed Mar 4 20:08:49 2020