! Started logfile: /image_prod/ug002_uva//J1800+7828_X_a_dfm.log on Thu Mar 5 03:35:44 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//J1800+7828_X_a_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1800+7828_X_a_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.833333 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 2160 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 J1800+7828_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.107389Jy sigma=15.404397 ! Fit after self-cal, rms=0.914552Jy sigma=6.145264 ! 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=0.722 mas, bmaj=2.573 mas, bpa=29.57 degrees ! Estimated noise=2.75834 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 = 1.25347 Jy ! Component: 100 - total flux cleaned = 1.57893 Jy ! Total flux subtracted in 100 components = 1.57893 Jy ! Clean residual min=-0.097829 max=0.156642 Jy/beam ! Clean residual mean=0.000338 rms=0.028611 Jy/beam ! Combined flux in latest and established models = 1.57893 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 1.57893 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=0.492803Jy sigma=3.161988 ! Fit after self-cal, rms=0.491892Jy sigma=3.155897 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8819 mas, bmaj=2.596 mas, bpa=28.03 degrees ! Estimated noise=2.15731 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 = 0.278563 Jy ! Component: 100 - total flux cleaned = 0.425945 Jy ! Component: 150 - total flux cleaned = 0.511633 Jy ! Component: 200 - total flux cleaned = 0.570309 Jy ! Total flux subtracted in 200 components = 0.570309 Jy ! Clean residual min=-0.084904 max=0.103272 Jy/beam ! Clean residual mean=0.000479 rms=0.020072 Jy/beam ! Combined flux in latest and established models = 2.14924 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 32 components and 2.14924 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=0.240615Jy sigma=1.674849 ! Fit after self-cal, rms=0.237419Jy sigma=1.643308 ! Inverting map ! Added new window around map position (-2.2, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.10342 Jy ! Component: 100 - total flux cleaned = 0.124331 Jy ! Component: 150 - total flux cleaned = 0.14716 Jy ! Component: 200 - total flux cleaned = 0.163619 Jy ! Total flux subtracted in 200 components = 0.163619 Jy ! Clean residual min=-0.072418 max=0.070108 Jy/beam ! Clean residual mean=0.000326 rms=0.013955 Jy/beam ! Combined flux in latest and established models = 2.31286 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 64 components and 2.31286 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=0.174740Jy sigma=1.225119 ! Fit after self-cal, rms=0.172810Jy sigma=1.197991 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8819 x 2.596 at 28.03 degrees (North through East) ! Clean map min=-0.063075 max=1.7129 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 HN 1.00 KP 1.07 ! LA 1.00 MK 1.04 NL 1.08 OV 0.95 ! PT 0.90 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.98 KP 1.07 ! LA 1.01 MK 1.01 NL 1.09 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 1.00 KP 1.07 ! LA 1.01 MK 1.02 NL 1.09 OV 0.92 ! PT 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.01 KP 1.07 ! LA 1.01 MK 1.03 NL 1.11 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.98 KP 1.08 ! LA 1.00 MK 1.01 NL 1.08 OV 0.94 ! PT 0.78 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.01 KP 1.05 ! LA 1.01 MK 1.00 NL 1.08 OV 0.94 ! PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.98 KP 1.07 ! LA 1.00 MK 1.00 NL 1.10 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 0.98 KP 1.06 ! LA 1.02 MK 1.00 NL 1.08 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.99 KP 1.02 ! LA 1.01 MK 1.01 NL 1.07 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.98 KP 1.07 ! LA 0.99 MK 1.01 NL 1.08 OV 0.93 ! PT 0.90 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.97 KP 1.08 ! LA 1.02 MK 0.99 NL 1.05 OV 0.93 ! PT 0.91 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.98 KP 1.06 ! LA 1.01 MK 1.03 NL 1.06 OV 0.92 ! PT 0.90 ! ! ! Fit before self-cal, rms=0.172810Jy sigma=1.197991 ! Fit after self-cal, rms=0.088086Jy sigma=0.627975 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8849 mas, bmaj=2.597 mas, bpa=27.91 degrees ! Estimated noise=2.16235 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 (-5.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00794389 Jy ! Component: 100 - total flux cleaned = 0.0134162 Jy ! Component: 150 - total flux cleaned = 0.0157721 Jy ! Component: 200 - total flux cleaned = 0.0163319 Jy ! Total flux subtracted in 200 components = 0.0163319 Jy ! Clean residual min=-0.014308 max=0.013494 Jy/beam ! Clean residual mean=0.000056 rms=0.003376 Jy/beam ! Combined flux in latest and established models = 2.32919 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 86 components and 2.32919 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=0.072435Jy sigma=0.523589 ! Fit after self-cal, rms=0.071736Jy sigma=0.520575 ! 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=0.071736Jy sigma=0.520575 ! Fit after self-cal, rms=0.070593Jy sigma=0.514339 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8846 mas, bmaj=2.596 mas, bpa=27.88 degrees ! Estimated noise=2.15794 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00381735 Jy ! Component: 100 - total flux cleaned = -0.00180136 Jy ! Component: 150 - total flux cleaned = -0.00220342 Jy ! Component: 200 - total flux cleaned = -0.00219578 Jy ! Total flux subtracted in 200 components = -0.00219578 Jy ! Clean residual min=-0.010010 max=0.011778 Jy/beam ! Clean residual mean=0.000047 rms=0.002612 Jy/beam ! Combined flux in latest and established models = 2.32699 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 103 components and 2.32699 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=0.066305Jy sigma=0.484942 ! Fit after self-cal, rms=0.066123Jy sigma=0.483965 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 (-9.2, 17.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112338 Jy ! Component: 100 - total flux cleaned = 0.0156465 Jy ! Component: 150 - total flux cleaned = 0.0190853 Jy ! Component: 200 - total flux cleaned = 0.0216799 Jy ! Total flux subtracted in 200 components = 0.0216799 Jy ! Clean residual min=-0.008144 max=0.007664 Jy/beam ! Clean residual mean=0.000025 rms=0.002004 Jy/beam ! Combined flux in latest and established models = 2.34867 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 129 components and 2.34867 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=0.062702Jy sigma=0.465815 ! Fit after self-cal, rms=0.062553Jy sigma=0.465312 ! 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=0.062553Jy sigma=0.465312 ! Fit after self-cal, rms=0.061829Jy sigma=0.462425 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.885 mas, bmaj=2.595 mas, bpa=27.86 degrees ! Estimated noise=2.15495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00245888 Jy ! Component: 100 - total flux cleaned = -0.000621728 Jy ! Component: 150 - total flux cleaned = 0.000830674 Jy ! Component: 200 - total flux cleaned = 0.00231414 Jy ! Total flux subtracted in 200 components = 0.00231414 Jy ! Clean residual min=-0.006421 max=0.006370 Jy/beam ! Clean residual mean=0.000017 rms=0.001622 Jy/beam ! Combined flux in latest and established models = 2.35099 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 145 components and 2.35099 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=0.060548Jy sigma=0.453538 ! Fit after self-cal, rms=0.060516Jy sigma=0.453157 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 = 0.000613555 Jy ! Component: 100 - total flux cleaned = 0.00194829 Jy ! Component: 150 - total flux cleaned = 0.00330205 Jy ! Component: 200 - total flux cleaned = 0.00418154 Jy ! Total flux subtracted in 200 components = 0.00418154 Jy ! Clean residual min=-0.005692 max=0.006003 Jy/beam ! Clean residual mean=0.000014 rms=0.001459 Jy/beam ! Combined flux in latest and established models = 2.35517 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 157 components and 2.35517 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=0.059875Jy sigma=0.448840 ! Fit after self-cal, rms=0.059866Jy sigma=0.448606 ! 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=0.059866Jy sigma=0.448606 ! Fit after self-cal, rms=0.059683Jy sigma=0.447984 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.917 mas, bmaj=3.083 mas, bpa=24.73 degrees ! Estimated noise=3.02942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325172 Jy ! Component: 100 - total flux cleaned = 0.00503162 Jy ! Component: 150 - total flux cleaned = 0.00558409 Jy ! Component: 200 - total flux cleaned = 0.00578276 Jy ! Total flux subtracted in 200 components = 0.00578276 Jy ! Clean residual min=-0.005834 max=0.006439 Jy/beam ! Clean residual mean=0.000010 rms=0.001588 Jy/beam ! Combined flux in latest and established models = 2.36095 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 188 components and 2.36095 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=0.059332Jy sigma=0.446742 ! Fit after self-cal, rms=0.059327Jy sigma=0.446554 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 = 0.00050054 Jy ! Component: 100 - total flux cleaned = 0.000500119 Jy ! Component: 150 - total flux cleaned = 0.00026329 Jy ! Component: 200 - total flux cleaned = 0.000117138 Jy ! Total flux subtracted in 200 components = 0.000117138 Jy ! Clean residual min=-0.005318 max=0.006108 Jy/beam ! Clean residual mean=0.000010 rms=0.001497 Jy/beam ! Combined flux in latest and established models = 2.36107 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 204 components and 2.36107 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=0.059140Jy sigma=0.445616 ! Fit after self-cal, rms=0.059141Jy sigma=0.445525 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8854 mas, bmaj=2.595 mas, bpa=27.85 degrees ! Estimated noise=2.15368 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8854 x 2.595 at 27.85 degrees (North through East) ! Clean map min=-0.025441 max=1.7098 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 ! Performing amp+phase self-cal ! ! 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=0.059141Jy sigma=0.445525 ! Fit after self-cal, rms=0.056864Jy sigma=0.413409 ! Inverting map and beam ! Estimated beam: bmin=0.8855 mas, bmaj=2.595 mas, bpa=27.84 degrees ! Estimated noise=2.15336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00239297 Jy ! Component: 100 - total flux cleaned = -0.00288084 Jy ! Component: 150 - total flux cleaned = -0.00296672 Jy ! Component: 200 - total flux cleaned = -0.00272641 Jy ! Total flux subtracted in 200 components = -0.00272641 Jy ! Clean residual min=-0.005048 max=0.005237 Jy/beam ! Clean residual mean=0.000009 rms=0.001178 Jy/beam ! Combined flux in latest and established models = 2.35834 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 215 components and 2.35834 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=0.056584Jy sigma=0.410694 ! Fit after self-cal, rms=0.056581Jy sigma=0.410555 ! Inverting map ! Added new window around map position (11.8, -12.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355788 Jy ! Component: 100 - total flux cleaned = 0.00454647 Jy ! Component: 150 - total flux cleaned = 0.00552347 Jy ! Component: 200 - total flux cleaned = 0.00618202 Jy ! Total flux subtracted in 200 components = 0.00618202 Jy ! Clean residual min=-0.004703 max=0.004677 Jy/beam ! Clean residual mean=0.000008 rms=0.001045 Jy/beam ! Combined flux in latest and established models = 2.36452 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 244 components and 2.36452 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=0.056158Jy sigma=0.407330 ! Fit after self-cal, rms=0.056133Jy sigma=0.407203 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.056133Jy sigma=0.407203 ! Fit after self-cal, rms=0.056084Jy sigma=0.406938 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=0.7238 mas, bmaj=2.557 mas, bpa=29.39 degrees ! Estimated noise=2.76949 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.25745 Jy ! Component: 100 - total flux cleaned = 1.59102 Jy ! Component: 150 - total flux cleaned = 1.78534 Jy ! Component: 200 - total flux cleaned = 1.91323 Jy ! Total flux subtracted in 200 components = 1.91323 Jy ! Clean residual min=-0.034074 max=0.068631 Jy/beam ! Clean residual mean=0.000172 rms=0.012195 Jy/beam ! Combined flux in latest and established models = 1.91323 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 16 model components to the UV plane model. ! The established model now contains 16 components and 1.91323 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8858 mas, bmaj=2.595 mas, bpa=27.83 degrees ! Estimated noise=2.15284 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 = 0.126167 Jy ! Component: 100 - total flux cleaned = 0.195825 Jy ! Component: 150 - total flux cleaned = 0.24013 Jy ! Component: 200 - total flux cleaned = 0.271511 Jy ! Total flux subtracted in 200 components = 0.271511 Jy ! Clean residual min=-0.018802 max=0.024908 Jy/beam ! Clean residual mean=0.000179 rms=0.006067 Jy/beam ! Combined flux in latest and established models = 2.18474 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 48 components and 2.18474 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.918 mas, bmaj=3.083 mas, bpa=24.71 degrees ! Estimated noise=3.02661 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0448986 Jy ! Component: 100 - total flux cleaned = 0.0743985 Jy ! Component: 150 - total flux cleaned = 0.0965031 Jy ! Component: 200 - total flux cleaned = 0.113848 Jy ! Total flux subtracted in 200 components = 0.113848 Jy ! Clean residual min=-0.013105 max=0.017024 Jy/beam ! Clean residual mean=0.000153 rms=0.004557 Jy/beam ! Combined flux in latest and established models = 2.29859 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 = 0.0140979 Jy ! Component: 100 - total flux cleaned = 0.0247008 Jy ! Component: 150 - total flux cleaned = 0.0334724 Jy ! Component: 200 - total flux cleaned = 0.0399912 Jy ! Total flux subtracted in 200 components = 0.0399912 Jy ! Clean residual min=-0.009978 max=0.011052 Jy/beam ! Clean residual mean=0.000064 rms=0.002843 Jy/beam ! Combined flux in latest and established models = 2.33858 Jy ! Adding 109 model components to the UV plane model. ! The established model now contains 151 components and 2.33858 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8858 mas, bmaj=2.595 mas, bpa=27.83 degrees ! Estimated noise=2.15284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000825102 Jy ! Component: 100 - total flux cleaned = 0.00552275 Jy ! Component: 150 - total flux cleaned = 0.00887418 Jy ! Component: 200 - total flux cleaned = 0.0118421 Jy ! Total flux subtracted in 200 components = 0.0118421 Jy ! Clean residual min=-0.010669 max=0.011812 Jy/beam ! Clean residual mean=0.000021 rms=0.002280 Jy/beam ! Combined flux in latest and established models = 2.35042 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 176 components and 2.35042 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=0.060559Jy sigma=0.452784 ! Fit after self-cal, rms=0.060107Jy sigma=0.444372 wmodel J1800+7828_X_a_map.mod ! Writing 176 model components to file: J1800+7828_X_a_map.mod wobs J1800+7828_X_a_uvs.fits ! Writing UV FITS file: J1800+7828_X_a_uvs.fits wwins J1800+7828_X_a_map.win ! wwins: Wrote 5 windows to J1800+7828_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 = -0.00205087 Jy ! Component: 100 - total flux cleaned = -0.00206901 Jy ! Component: 150 - total flux cleaned = -0.00303056 Jy ! Component: 200 - total flux cleaned = -0.0036677 Jy ! Component: 250 - total flux cleaned = -0.00450586 Jy ! Component: 300 - total flux cleaned = -0.00507058 Jy ! Component: 350 - total flux cleaned = -0.00548976 Jy ! Component: 400 - total flux cleaned = -0.00608745 Jy ! Component: 450 - total flux cleaned = -0.00674976 Jy ! Component: 500 - total flux cleaned = -0.00728999 Jy ! Component: 550 - total flux cleaned = -0.0080625 Jy ! Component: 600 - total flux cleaned = -0.00855124 Jy ! Component: 650 - total flux cleaned = -0.00917619 Jy ! Component: 700 - total flux cleaned = -0.0093991 Jy ! Component: 750 - total flux cleaned = -0.00961492 Jy ! Component: 800 - total flux cleaned = -0.0100286 Jy ! Component: 850 - total flux cleaned = -0.0102286 Jy ! Component: 900 - total flux cleaned = -0.0106156 Jy ! Component: 950 - total flux cleaned = -0.0111098 Jy ! Component: 1000 - total flux cleaned = -0.0113481 Jy ! Component: 1050 - total flux cleaned = -0.0117503 Jy ! Component: 1100 - total flux cleaned = -0.0119713 Jy ! Component: 1150 - total flux cleaned = -0.0119166 Jy ! Component: 1200 - total flux cleaned = -0.0119698 Jy ! Component: 1250 - total flux cleaned = -0.0119702 Jy ! Component: 1300 - total flux cleaned = -0.0119708 Jy ! Component: 1350 - total flux cleaned = -0.0118735 Jy ! Component: 1400 - total flux cleaned = -0.0117775 Jy ! Component: 1450 - total flux cleaned = -0.0116847 Jy ! Component: 1500 - total flux cleaned = -0.011639 Jy ! Component: 1550 - total flux cleaned = -0.0114632 Jy ! Component: 1600 - total flux cleaned = -0.0114213 Jy ! Component: 1650 - total flux cleaned = -0.011421 Jy ! Component: 1700 - total flux cleaned = -0.0111738 Jy ! Component: 1750 - total flux cleaned = -0.0111744 Jy ! Component: 1800 - total flux cleaned = -0.0110556 Jy ! Component: 1850 - total flux cleaned = -0.0110169 Jy ! Component: 1900 - total flux cleaned = -0.0109405 Jy ! Component: 1950 - total flux cleaned = -0.0109408 Jy ! Component: 2000 - total flux cleaned = -0.0110137 Jy ! Component: 2050 - total flux cleaned = -0.0110498 Jy ! Component: 2100 - total flux cleaned = -0.0111209 Jy ! Component: 2150 - total flux cleaned = -0.0111561 Jy ! Component: 2200 - total flux cleaned = -0.0112588 Jy ! Component: 2250 - total flux cleaned = -0.0113602 Jy ! Component: 2300 - total flux cleaned = -0.0114598 Jy ! Component: 2350 - total flux cleaned = -0.0115252 Jy ! Component: 2400 - total flux cleaned = -0.0116538 Jy ! Component: 2450 - total flux cleaned = -0.0117491 Jy ! Component: 2500 - total flux cleaned = -0.011905 Jy ! Component: 2550 - total flux cleaned = -0.0120588 Jy ! Component: 2600 - total flux cleaned = -0.0122101 Jy ! Component: 2650 - total flux cleaned = -0.0123593 Jy ! Component: 2700 - total flux cleaned = -0.0124476 Jy ! Component: 2750 - total flux cleaned = -0.0125928 Jy ! Component: 2800 - total flux cleaned = -0.0126786 Jy ! Component: 2850 - total flux cleaned = -0.0127072 Jy ! Component: 2900 - total flux cleaned = -0.0128196 Jy ! Component: 2950 - total flux cleaned = -0.0129033 Jy ! Component: 3000 - total flux cleaned = -0.0129311 Jy ! Component: 3050 - total flux cleaned = -0.0130125 Jy ! Component: 3100 - total flux cleaned = -0.0130391 Jy ! Component: 3150 - total flux cleaned = -0.0129861 Jy ! Component: 3200 - total flux cleaned = -0.0131176 Jy ! Component: 3250 - total flux cleaned = -0.0130392 Jy ! Component: 3300 - total flux cleaned = -0.0130393 Jy ! Component: 3350 - total flux cleaned = -0.0130396 Jy ! Component: 3400 - total flux cleaned = -0.0130143 Jy ! Component: 3450 - total flux cleaned = -0.0130143 Jy ! Component: 3500 - total flux cleaned = -0.0129894 Jy ! Component: 3550 - total flux cleaned = -0.0129399 Jy ! Component: 3600 - total flux cleaned = -0.0129397 Jy ! Component: 3650 - total flux cleaned = -0.0129879 Jy ! Component: 3700 - total flux cleaned = -0.0128431 Jy ! Component: 3750 - total flux cleaned = -0.0128194 Jy ! Component: 3800 - total flux cleaned = -0.0127958 Jy ! Component: 3850 - total flux cleaned = -0.0128192 Jy ! Component: 3900 - total flux cleaned = -0.0127726 Jy ! Component: 3950 - total flux cleaned = -0.0127265 Jy ! Component: 4000 - total flux cleaned = -0.0127266 Jy ! Component: 4050 - total flux cleaned = -0.0126353 Jy ! Total flux subtracted in 4096 components = -0.012658 Jy ! Clean residual min=-0.001685 max=0.001355 Jy/beam ! Clean residual mean=0.000001 rms=0.000387 Jy/beam ! Combined flux in latest and established models = 2.33776 Jy keep ! Adding 280 model components to the UV plane model. ! The established model now contains 456 components and 2.33776 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1800+7828_X_a_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8858 x 2.595 at 27.83 degrees (North through East) ! Clean map min=-0.0070467 max=1.7059 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1800+7828_X_a_map.fits wmodel /image_prod/ug002_uva//J1800+7828_X_a_map.mod ! Writing 456 model components to file: /image_prod/ug002_uva//J1800+7828_X_a_map.mod wobs /image_prod/ug002_uva//J1800+7828_X_a_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1800+7828_X_a_uvs.fits wwins /image_prod/ug002_uva//J1800+7828_X_a_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J1800+7828_X_a_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.7059 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00038059 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0669307 0.0669307 0.133861 0.267723 0.535445 1.07089 2.14178 4.28356 8.56712 17.1342 34.2685 68.537 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0011 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.705 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4482.25 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1800+7828_X_a_dfm.log closed on Thu Mar 5 03:35:48 2020