! Started logfile: /image_prod/ug002_uva//J1844+0137_X_a_dfm.log on Thu Mar 5 03:53:37 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//J1844+0137_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1844+0137_X_a_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.851852 visibilities/baseline/integration-bin. ! Found source: J1844+0137 ! ! 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 33120 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 J1844+0137_X_a] 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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001787Jy sigma=9.367552 ! Fit after self-cal, rms=0.974510Jy sigma=9.118907 ! 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=0.9943 mas, bmaj=2.944 mas, bpa=-17.94 degrees ! Estimated noise=1.15392 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 = 0.0199927 Jy ! Component: 100 - total flux cleaned = 0.0246837 Jy ! Total flux subtracted in 100 components = 0.0246837 Jy ! Clean residual min=-0.002636 max=0.003268 Jy/beam ! Clean residual mean=0.000000 rms=0.000639 Jy/beam ! Combined flux in latest and established models = 0.0246837 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0246837 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=0.053299Jy sigma=0.457385 ! Fit after self-cal, rms=0.051709Jy sigma=0.441242 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00447087 Jy ! Component: 100 - total flux cleaned = 0.00577984 Jy ! Total flux subtracted in 100 components = 0.00577984 Jy ! Clean residual min=-0.002710 max=0.002860 Jy/beam ! Clean residual mean=0.000000 rms=0.000603 Jy/beam ! Combined flux in latest and established models = 0.0304636 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 13 components and 0.0304636 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=0.051292Jy sigma=0.437569 ! Fit after self-cal, rms=0.051281Jy sigma=0.437434 ! 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=1.347 mas, bmaj=3.257 mas, bpa=-14.5 degrees ! Estimated noise=0.423003 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 (-11.2, -4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00304394 Jy ! Component: 100 - total flux cleaned = 0.00477267 Jy ! Component: 150 - total flux cleaned = 0.00577483 Jy ! Component: 200 - total flux cleaned = 0.00645153 Jy ! Total flux subtracted in 200 components = 0.00645153 Jy ! Clean residual min=-0.001467 max=0.001904 Jy/beam ! Clean residual mean=0.000000 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0369151 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 49 components and 0.0369151 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=0.051090Jy sigma=0.435338 ! Fit after self-cal, rms=0.051000Jy sigma=0.434524 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.347 x 3.257 at -14.5 degrees (North through East) ! Clean map min=-0.0015453 max=0.029117 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.94 KP 0.96 ! LA 0.88 MK 1.34 NL 1.32 OV 1.10 ! PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 HN 0.93 KP 1.05 ! LA 0.88 MK 1.09 NL 1.26 OV 1.06 ! PT 0.87 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.94 HN 0.91 KP 1.10 ! LA 0.91 MK 1.07 NL 1.30 OV 1.09 ! PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.97 HN 0.96 KP 1.12 ! LA 0.89 MK 1.15 NL 1.21 OV 1.04 ! PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.85 KP 1.14 ! LA 0.93 MK 0.95 NL 1.33 OV 1.01 ! PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.93 HN 0.93 KP 1.19 ! LA 0.91 MK 1.18 NL 1.22 OV 0.99 ! PT 0.83 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 HN 0.88 KP 1.16 ! LA 0.85 MK 1.14 NL 1.32 OV 0.96 ! PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.97 HN 0.85 KP 1.09 ! LA 0.88 MK 1.07 NL 1.22 OV 0.94 ! PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 0.99 HN 0.79 KP 1.16 ! LA 0.90 MK 0.87 NL 1.14 OV 1.01 ! PT 0.92 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.89 HN 0.78 KP 1.10 ! LA 0.87 MK 0.96 NL 1.36 OV 1.07 ! PT 0.87 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.87 HN 0.81 KP 1.13 ! LA 0.93 MK 0.94 NL 1.21 OV 1.03 ! PT 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.80 FD 0.87 HN 0.81 KP 1.04 ! LA 0.89 MK 1.00 NL 1.17 OV 1.02 ! PT 0.86 ! ! ! Fit before self-cal, rms=0.051000Jy sigma=0.434524 ! Fit after self-cal, rms=0.047477Jy sigma=0.431968 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.35 mas, bmaj=3.2 mas, bpa=-13.55 degrees ! Estimated noise=0.41155 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 = 0.00188546 Jy ! Component: 100 - total flux cleaned = 0.00305317 Jy ! Component: 150 - total flux cleaned = 0.00388204 Jy ! Component: 200 - total flux cleaned = 0.0044151 Jy ! Total flux subtracted in 200 components = 0.0044151 Jy ! Clean residual min=-0.001120 max=0.001288 Jy/beam ! Clean residual mean=-0.000000 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0413302 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 85 components and 0.0413302 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=0.047392Jy sigma=0.431083 ! Fit after self-cal, rms=0.047393Jy sigma=0.429988 ! 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=0.047393Jy sigma=0.429988 ! Fit after self-cal, rms=0.047903Jy sigma=0.429374 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.352 mas, bmaj=3.188 mas, bpa=-13.52 degrees ! Estimated noise=0.41346 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00120221 Jy ! Component: 100 - total flux cleaned = 0.00195606 Jy ! Component: 150 - total flux cleaned = 0.0023251 Jy ! Component: 200 - total flux cleaned = 0.00253604 Jy ! Total flux subtracted in 200 components = 0.00253604 Jy ! Clean residual min=-0.000991 max=0.001028 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0438662 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 98 components and 0.0438663 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=0.047867Jy sigma=0.429023 ! Fit after self-cal, rms=0.047914Jy sigma=0.428539 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 = 0.000861504 Jy ! Component: 100 - total flux cleaned = 0.00111057 Jy ! Component: 150 - total flux cleaned = 0.00132448 Jy ! Component: 200 - total flux cleaned = 0.0014617 Jy ! Total flux subtracted in 200 components = 0.0014617 Jy ! Clean residual min=-0.001059 max=0.000940 Jy/beam ! Clean residual mean=-0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.045328 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 111 components and 0.0453279 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=0.047893Jy sigma=0.428352 ! Fit after self-cal, rms=0.047879Jy sigma=0.428142 ! 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=0.047879Jy sigma=0.428142 ! Fit after self-cal, rms=0.048306Jy sigma=0.427786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.354 mas, bmaj=3.179 mas, bpa=-13.38 degrees ! Estimated noise=0.414557 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000718383 Jy ! Component: 100 - total flux cleaned = 0.00108665 Jy ! Component: 150 - total flux cleaned = 0.00119172 Jy ! Component: 200 - total flux cleaned = 0.00127285 Jy ! Total flux subtracted in 200 components = 0.00127285 Jy ! Clean residual min=-0.000978 max=0.000956 Jy/beam ! Clean residual mean=-0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.0466008 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 118 components and 0.0466008 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=0.048291Jy sigma=0.427656 ! Fit after self-cal, rms=0.048333Jy sigma=0.427496 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 = 0.0003725 Jy ! Component: 100 - total flux cleaned = 0.000533192 Jy ! Component: 150 - total flux cleaned = 0.000620456 Jy ! Component: 200 - total flux cleaned = 0.000676898 Jy ! Total flux subtracted in 200 components = 0.000676898 Jy ! Clean residual min=-0.001003 max=0.000964 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0472777 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 127 components and 0.0472777 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=0.048324Jy sigma=0.427422 ! Fit after self-cal, rms=0.048318Jy sigma=0.427355 ! 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=0.048318Jy sigma=0.427355 ! Fit after self-cal, rms=0.048576Jy sigma=0.427306 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.419 mas, bmaj=3.641 mas, bpa=0.01749 degrees ! Estimated noise=0.457119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000646578 Jy ! Component: 100 - total flux cleaned = 0.000951426 Jy ! Component: 150 - total flux cleaned = 0.00105372 Jy ! Component: 200 - total flux cleaned = 0.00113942 Jy ! Total flux subtracted in 200 components = 0.00113942 Jy ! Clean residual min=-0.001017 max=0.001106 Jy/beam ! Clean residual mean=-0.000000 rms=0.000242 Jy/beam ! Combined flux in latest and established models = 0.0484171 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 145 components and 0.0484171 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=0.048570Jy sigma=0.427251 ! Fit after self-cal, rms=0.048593Jy sigma=0.427172 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 (-22.2, 2.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106167 Jy ! Component: 100 - total flux cleaned = 0.00142347 Jy ! Component: 150 - total flux cleaned = 0.00144465 Jy ! Component: 200 - total flux cleaned = 0.00142818 Jy ! Total flux subtracted in 200 components = 0.00142818 Jy ! Clean residual min=-0.000869 max=0.000799 Jy/beam ! Clean residual mean=-0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0498453 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 175 components and 0.0498453 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=0.048571Jy sigma=0.426957 ! Fit after self-cal, rms=0.048559Jy sigma=0.426846 ! 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=1.351 mas, bmaj=3.173 mas, bpa=-13.3 degrees ! Estimated noise=0.414532 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.351 x 3.173 at -13.3 degrees (North through East) ! Clean map min=-0.00090103 max=0.027975 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=1.003 mas, bmaj=2.805 mas, bpa=-16.98 degrees ! Estimated noise=1.14165 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.021624 Jy ! Component: 100 - total flux cleaned = 0.027626 Jy ! Component: 150 - total flux cleaned = 0.031666 Jy ! Component: 200 - total flux cleaned = 0.0347668 Jy ! Total flux subtracted in 200 components = 0.0347668 Jy ! Clean residual min=-0.002064 max=0.001965 Jy/beam ! Clean residual mean=-0.000001 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.0347668 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 0.0347668 Jy ! Inverting map and beam ! Estimated beam: bmin=1.351 mas, bmaj=3.173 mas, bpa=-13.3 degrees ! Estimated noise=0.414532 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 = 0.00363006 Jy ! Component: 100 - total flux cleaned = 0.00609694 Jy ! Component: 150 - total flux cleaned = 0.00801137 Jy ! Component: 200 - total flux cleaned = 0.00954063 Jy ! Total flux subtracted in 200 components = 0.00954063 Jy ! Clean residual min=-0.001170 max=0.000975 Jy/beam ! Clean residual mean=-0.000001 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.0443074 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 72 components and 0.0443074 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=2.419 mas, bmaj=3.641 mas, bpa=0.01749 degrees ! Estimated noise=0.457119 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00164738 Jy ! Component: 100 - total flux cleaned = 0.0028839 Jy ! Component: 150 - total flux cleaned = 0.00385543 Jy ! Component: 200 - total flux cleaned = 0.00455155 Jy ! Total flux subtracted in 200 components = 0.00455155 Jy ! Clean residual min=-0.001011 max=0.000821 Jy/beam ! Clean residual mean=-0.000001 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.048859 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 = 0.000347789 Jy ! Component: 100 - total flux cleaned = 0.000584675 Jy ! Component: 150 - total flux cleaned = 0.000797275 Jy ! Component: 200 - total flux cleaned = 0.000951411 Jy ! Total flux subtracted in 200 components = 0.000951411 Jy ! Clean residual min=-0.000950 max=0.000780 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0498104 Jy ! Adding 85 model components to the UV plane model. ! The established model now contains 146 components and 0.0498104 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.351 mas, bmaj=3.173 mas, bpa=-13.3 degrees ! Estimated noise=0.414532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.18149e-05 Jy ! Component: 100 - total flux cleaned = 7.9121e-05 Jy ! Component: 150 - total flux cleaned = 0.000138904 Jy ! Component: 200 - total flux cleaned = 0.000138222 Jy ! Total flux subtracted in 200 components = 0.000138222 Jy ! Clean residual min=-0.000916 max=0.000764 Jy/beam ! Clean residual mean=-0.000001 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0499486 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 173 components and 0.0499486 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=0.048561Jy sigma=0.426884 ! Fit after self-cal, rms=0.048546Jy sigma=0.426742 wmodel J1844+0137_X_a_map.mod ! Writing 173 model components to file: J1844+0137_X_a_map.mod wobs J1844+0137_X_a_uvs.fits ! Writing UV FITS file: J1844+0137_X_a_uvs.fits wwins J1844+0137_X_a_map.win ! wwins: Wrote 3 windows to J1844+0137_X_a_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 = -0.000336825 Jy ! Component: 100 - total flux cleaned = -0.000472065 Jy ! Component: 150 - total flux cleaned = -0.000523361 Jy ! Component: 200 - total flux cleaned = -0.000584327 Jy ! Component: 250 - total flux cleaned = -0.00066729 Jy ! Component: 300 - total flux cleaned = -0.000770148 Jy ! Component: 350 - total flux cleaned = -0.000880728 Jy ! Component: 400 - total flux cleaned = -0.000934273 Jy ! Component: 450 - total flux cleaned = -0.000986663 Jy ! Component: 500 - total flux cleaned = -0.00102755 Jy ! Component: 550 - total flux cleaned = -0.00105744 Jy ! Component: 600 - total flux cleaned = -0.00110606 Jy ! Component: 650 - total flux cleaned = -0.00110589 Jy ! Component: 700 - total flux cleaned = -0.00112464 Jy ! Component: 750 - total flux cleaned = -0.00114292 Jy ! Component: 800 - total flux cleaned = -0.00111582 Jy ! Component: 850 - total flux cleaned = -0.00113377 Jy ! Component: 900 - total flux cleaned = -0.00113386 Jy ! Component: 950 - total flux cleaned = -0.00113387 Jy ! Component: 1000 - total flux cleaned = -0.00115092 Jy ! Component: 1050 - total flux cleaned = -0.00115931 Jy ! Component: 1100 - total flux cleaned = -0.00117585 Jy ! Component: 1150 - total flux cleaned = -0.00116772 Jy ! Component: 1200 - total flux cleaned = -0.00119999 Jy ! Component: 1250 - total flux cleaned = -0.00120794 Jy ! Component: 1300 - total flux cleaned = -0.00120026 Jy ! Component: 1350 - total flux cleaned = -0.00123124 Jy ! Component: 1400 - total flux cleaned = -0.00122371 Jy ! Component: 1450 - total flux cleaned = -0.00125387 Jy ! Component: 1500 - total flux cleaned = -0.00124629 Jy ! Component: 1550 - total flux cleaned = -0.00126103 Jy ! Component: 1600 - total flux cleaned = -0.00126108 Jy ! Component: 1650 - total flux cleaned = -0.00127549 Jy ! Component: 1700 - total flux cleaned = -0.00128277 Jy ! Component: 1750 - total flux cleaned = -0.00128989 Jy ! Component: 1800 - total flux cleaned = -0.00131067 Jy ! Component: 1850 - total flux cleaned = -0.00127643 Jy ! Component: 1900 - total flux cleaned = -0.00129019 Jy ! Component: 1950 - total flux cleaned = -0.00129015 Jy ! Component: 2000 - total flux cleaned = -0.00129697 Jy ! Component: 2050 - total flux cleaned = -0.00132324 Jy ! Component: 2100 - total flux cleaned = -0.00132976 Jy ! Component: 2150 - total flux cleaned = -0.00134911 Jy ! Component: 2200 - total flux cleaned = -0.00135547 Jy ! Component: 2250 - total flux cleaned = -0.00135541 Jy ! Component: 2300 - total flux cleaned = -0.00136164 Jy ! Component: 2350 - total flux cleaned = -0.00134932 Jy ! Component: 2400 - total flux cleaned = -0.00133705 Jy ! Component: 2450 - total flux cleaned = -0.00133707 Jy ! Component: 2500 - total flux cleaned = -0.00133103 Jy ! Component: 2550 - total flux cleaned = -0.00133707 Jy ! Component: 2600 - total flux cleaned = -0.00133705 Jy ! Component: 2650 - total flux cleaned = -0.00130757 Jy ! Component: 2700 - total flux cleaned = -0.0013309 Jy ! Component: 2750 - total flux cleaned = -0.00133084 Jy ! Component: 2800 - total flux cleaned = -0.00129641 Jy ! Component: 2850 - total flux cleaned = -0.00127935 Jy ! Component: 2900 - total flux cleaned = -0.00132467 Jy ! Component: 2950 - total flux cleaned = -0.00131336 Jy ! Component: 3000 - total flux cleaned = -0.00131889 Jy ! Component: 3050 - total flux cleaned = -0.00131331 Jy ! Component: 3100 - total flux cleaned = -0.00131327 Jy ! Component: 3150 - total flux cleaned = -0.00130232 Jy ! Component: 3200 - total flux cleaned = -0.00128067 Jy ! Component: 3250 - total flux cleaned = -0.00131301 Jy ! Component: 3300 - total flux cleaned = -0.0013076 Jy ! Component: 3350 - total flux cleaned = -0.00131291 Jy ! Component: 3400 - total flux cleaned = -0.00129182 Jy ! Component: 3450 - total flux cleaned = -0.00129181 Jy ! Component: 3500 - total flux cleaned = -0.0013126 Jy ! Component: 3550 - total flux cleaned = -0.00130223 Jy ! Component: 3600 - total flux cleaned = -0.00128175 Jy ! Component: 3650 - total flux cleaned = -0.00128177 Jy ! Component: 3700 - total flux cleaned = -0.00128689 Jy ! Component: 3750 - total flux cleaned = -0.00130203 Jy ! Component: 3800 - total flux cleaned = -0.00129203 Jy ! Component: 3850 - total flux cleaned = -0.00128207 Jy ! Component: 3900 - total flux cleaned = -0.00126233 Jy ! Component: 3950 - total flux cleaned = -0.00125742 Jy ! Component: 4000 - total flux cleaned = -0.00125255 Jy ! Component: 4050 - total flux cleaned = -0.00125258 Jy ! Total flux subtracted in 4096 components = -0.00126706 Jy ! Clean residual min=-0.000268 max=0.000299 Jy/beam ! Clean residual mean=-0.000000 rms=0.000089 Jy/beam ! Combined flux in latest and established models = 0.0486816 Jy keep ! Adding 291 model components to the UV plane model. ! The established model now contains 463 components and 0.0486816 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1844+0137_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.351 x 3.173 at -13.3 degrees (North through East) ! Clean map min=-0.00067291 max=0.027765 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1844+0137_X_a_map.fits wmodel /image_prod/ug002_uva//J1844+0137_X_a_map.mod ! Writing 463 model components to file: /image_prod/ug002_uva//J1844+0137_X_a_map.mod wobs /image_prod/ug002_uva//J1844+0137_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1844+0137_X_a_uvs.fits wwins /image_prod/ug002_uva//J1844+0137_X_a_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J1844+0137_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.027765 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 8.86115e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.957444 0.957444 1.91489 3.82978 7.65955 15.3191 30.6382 61.2764 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.027 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 313.334 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1844+0137_X_a_dfm.log closed on Thu Mar 5 03:53:42 2020