! Started logfile: /image_prod/ug002_uva//J1754+6452_X_dfm.log on Thu Mar 5 03:31:41 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//J1754+6452_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1754+6452_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.985119 visibilities/baseline/integration-bin. ! Found source: J1754+6452 ! ! 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 19860 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 J1754+6452_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! 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=1.005015Jy sigma=9.039923 ! Fit after self-cal, rms=0.917173Jy sigma=8.229276 ! 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=0.826 mas, bmaj=1.037 mas, bpa=-44.25 degrees ! Estimated noise=1.21713 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 = 0.0614606 Jy ! Component: 100 - total flux cleaned = 0.0781105 Jy ! Total flux subtracted in 100 components = 0.0781105 Jy ! Clean residual min=-0.006912 max=0.010084 Jy/beam ! Clean residual mean=-0.000004 rms=0.001448 Jy/beam ! Combined flux in latest and established models = 0.0781105 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0781105 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=0.063580Jy sigma=0.539765 ! Fit after self-cal, rms=0.063220Jy sigma=0.536904 ! Inverting map ! Added new window around map position (-0.6, 1.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106056 Jy ! Component: 100 - total flux cleaned = 0.0173647 Jy ! Total flux subtracted in 100 components = 0.0173647 Jy ! Clean residual min=-0.005655 max=0.007695 Jy/beam ! Clean residual mean=-0.000001 rms=0.001218 Jy/beam ! Combined flux in latest and established models = 0.0954752 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 15 components and 0.0954752 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=0.061007Jy sigma=0.511602 ! Fit after self-cal, rms=0.060902Jy sigma=0.510826 ! Inverting map ! Added new window around map position (-1.8, 0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00754346 Jy ! Component: 100 - total flux cleaned = 0.0119461 Jy ! Total flux subtracted in 100 components = 0.0119461 Jy ! Clean residual min=-0.005108 max=0.006582 Jy/beam ! Clean residual mean=0.000001 rms=0.001081 Jy/beam ! Combined flux in latest and established models = 0.107421 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 25 components and 0.107421 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=0.059843Jy sigma=0.500254 ! Fit after self-cal, rms=0.059700Jy sigma=0.498914 ! Inverting map ! Added new window around map position (1, 1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00615247 Jy ! Component: 100 - total flux cleaned = 0.00845144 Jy ! Total flux subtracted in 100 components = 0.00845144 Jy ! Clean residual min=-0.004450 max=0.004590 Jy/beam ! Clean residual mean=0.000002 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.115873 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 30 components and 0.115873 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=0.059174Jy sigma=0.493544 ! Fit after self-cal, rms=0.059126Jy sigma=0.492991 ! 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=1.107 mas, bmaj=1.301 mas, bpa=-43.25 degrees ! Estimated noise=0.568676 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 = 0.00394903 Jy ! Component: 100 - total flux cleaned = 0.0057325 Jy ! Component: 150 - total flux cleaned = 0.00684972 Jy ! Component: 200 - total flux cleaned = 0.00748471 Jy ! Total flux subtracted in 200 components = 0.00748471 Jy ! Clean residual min=-0.003388 max=0.004103 Jy/beam ! Clean residual mean=0.000003 rms=0.000873 Jy/beam ! Combined flux in latest and established models = 0.123357 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 45 components and 0.123357 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=0.058792Jy sigma=0.489468 ! Fit after self-cal, rms=0.058765Jy sigma=0.489207 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.107 x 1.301 at -43.25 degrees (North through East) ! Clean map min=-0.0032693 max=0.082249 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.94 HN 0.87 KP 1.03 ! LA 0.99 MK 1.10 NL 1.32 OV 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.90 HN 0.87 KP 1.04 ! LA 0.99 MK 1.08 NL 1.34 OV 0.90 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 HN 0.90 KP 1.05 ! LA 0.98 MK 1.07 NL 1.33 OV 0.89 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.90 KP 1.02 ! LA 0.98 MK 1.01 NL 1.30 OV 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.93 HN 0.89 KP 1.03 ! LA 1.00 MK 1.08 NL 1.36 OV 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 0.88 KP 1.02 ! LA 1.00 MK 1.08 NL 1.33 OV 0.89 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.99 HN 0.91 KP 1.06 ! LA 1.00 MK 1.03 NL 1.36 OV 0.88 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 0.92 KP 1.02 ! LA 1.01 MK 1.07 NL 1.30 OV 0.89 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.95 HN 0.87 KP 1.05 ! LA 1.00 MK 1.04 NL 1.35 OV 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.97 HN 0.91 KP 1.05 ! LA 1.02 MK 1.03 NL 1.37 OV 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 0.98 HN 0.91 KP 1.02 ! LA 1.00 MK 0.97 NL 1.30 OV 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.91 KP 1.00 ! LA 1.03 MK 1.03 NL 1.26 OV 0.90 ! ! ! Fit before self-cal, rms=0.058765Jy sigma=0.489207 ! Fit after self-cal, rms=0.058099Jy sigma=0.475126 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.117 mas, bmaj=1.299 mas, bpa=-43.05 degrees ! Estimated noise=0.566742 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 = -0.000839539 Jy ! Component: 100 - total flux cleaned = -0.00114688 Jy ! Component: 150 - total flux cleaned = -0.00134469 Jy ! Component: 200 - total flux cleaned = -0.00156936 Jy ! Total flux subtracted in 200 components = -0.00156936 Jy ! Clean residual min=-0.001411 max=0.001406 Jy/beam ! Clean residual mean=0.000000 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.121788 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 59 components and 0.121788 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=0.058016Jy sigma=0.474317 ! Fit after self-cal, rms=0.058135Jy sigma=0.473856 ! 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=0.058135Jy sigma=0.473856 ! Fit after self-cal, rms=0.058833Jy sigma=0.472277 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.118 mas, bmaj=1.298 mas, bpa=-43.14 degrees ! Estimated noise=0.567882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000267048 Jy ! Component: 100 - total flux cleaned = -0.000422682 Jy ! Component: 150 - total flux cleaned = -0.00059293 Jy ! Component: 200 - total flux cleaned = -0.000739143 Jy ! Total flux subtracted in 200 components = -0.000739143 Jy ! Clean residual min=-0.001253 max=0.001217 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 0.121049 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 68 components and 0.121049 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=0.058804Jy sigma=0.472004 ! Fit after self-cal, rms=0.058823Jy sigma=0.471940 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 = -0.000124416 Jy ! Component: 100 - total flux cleaned = -0.000246344 Jy ! Component: 150 - total flux cleaned = -0.00032252 Jy ! Component: 200 - total flux cleaned = -0.000349924 Jy ! Total flux subtracted in 200 components = -0.000349924 Jy ! Clean residual min=-0.001249 max=0.001181 Jy/beam ! Clean residual mean=0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.120699 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 73 components and 0.120699 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=0.058814Jy sigma=0.471856 ! Fit after self-cal, rms=0.058810Jy sigma=0.471850 ! 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=0.058810Jy sigma=0.471850 ! Fit after self-cal, rms=0.059027Jy sigma=0.471786 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.118 mas, bmaj=1.296 mas, bpa=-43.55 degrees ! Estimated noise=0.568518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.90101e-05 Jy ! Component: 100 - total flux cleaned = -0.000162352 Jy ! Component: 150 - total flux cleaned = -0.000242109 Jy ! Component: 200 - total flux cleaned = -0.000311738 Jy ! Total flux subtracted in 200 components = -0.000311738 Jy ! Clean residual min=-0.001223 max=0.001101 Jy/beam ! Clean residual mean=0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.120387 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.120387 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=0.059017Jy sigma=0.471688 ! Fit after self-cal, rms=0.059019Jy sigma=0.471678 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 = -2.91012e-05 Jy ! Component: 100 - total flux cleaned = -4.1443e-05 Jy ! Component: 150 - total flux cleaned = -7.4375e-05 Jy ! Component: 200 - total flux cleaned = -0.000103983 Jy ! Total flux subtracted in 200 components = -0.000103983 Jy ! Clean residual min=-0.001229 max=0.001086 Jy/beam ! Clean residual mean=0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.120283 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 79 components and 0.120283 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=0.059014Jy sigma=0.471638 ! Fit after self-cal, rms=0.059013Jy sigma=0.471635 ! 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=0.059013Jy sigma=0.471635 ! Fit after self-cal, rms=0.059097Jy sigma=0.471606 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.247 mas, bmaj=2.481 mas, bpa=68.39 degrees ! Estimated noise=0.701141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000235697 Jy ! Component: 100 - total flux cleaned = -0.000304451 Jy ! Component: 150 - total flux cleaned = -0.000364448 Jy ! Component: 200 - total flux cleaned = -0.000411028 Jy ! Total flux subtracted in 200 components = -0.000411028 Jy ! Clean residual min=-0.001254 max=0.001139 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.119872 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 84 components and 0.119872 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=0.059096Jy sigma=0.471590 ! Fit after self-cal, rms=0.059097Jy sigma=0.471585 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 = -7.92509e-05 Jy ! Component: 100 - total flux cleaned = -0.000111924 Jy ! Component: 150 - total flux cleaned = -0.000131953 Jy ! Component: 200 - total flux cleaned = -0.000149906 Jy ! Total flux subtracted in 200 components = -0.000149906 Jy ! Clean residual min=-0.001247 max=0.001136 Jy/beam ! Clean residual mean=0.000001 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.119722 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 88 components and 0.119722 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=0.059097Jy sigma=0.471586 ! Fit after self-cal, rms=0.059096Jy sigma=0.471585 ! 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=1.117 mas, bmaj=1.294 mas, bpa=-43.9 degrees ! Estimated noise=0.568533 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.117 x 1.294 at -43.9 degrees (North through East) ! Clean map min=-0.0012705 max=0.081576 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=0.8355 mas, bmaj=1.036 mas, bpa=-44.45 degrees ! Estimated noise=1.20984 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0607264 Jy ! Component: 100 - total flux cleaned = 0.0795158 Jy ! Component: 150 - total flux cleaned = 0.0912785 Jy ! Component: 200 - total flux cleaned = 0.0991528 Jy ! Total flux subtracted in 200 components = 0.0991528 Jy ! Clean residual min=-0.003210 max=0.004412 Jy/beam ! Clean residual mean=-0.000002 rms=0.000824 Jy/beam ! Combined flux in latest and established models = 0.0991529 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0991529 Jy ! Inverting map and beam ! Estimated beam: bmin=1.117 mas, bmaj=1.294 mas, bpa=-43.9 degrees ! Estimated noise=0.568533 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 = 0.00775747 Jy ! Component: 100 - total flux cleaned = 0.0121663 Jy ! Component: 150 - total flux cleaned = 0.0149567 Jy ! Component: 200 - total flux cleaned = 0.0168253 Jy ! Total flux subtracted in 200 components = 0.0168253 Jy ! Clean residual min=-0.001344 max=0.001298 Jy/beam ! Clean residual mean=-0.000001 rms=0.000309 Jy/beam ! Combined flux in latest and established models = 0.115978 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 36 components and 0.115978 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=2.247 mas, bmaj=2.481 mas, bpa=68.39 degrees ! Estimated noise=0.701141 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00190032 Jy ! Component: 100 - total flux cleaned = 0.00258389 Jy ! Component: 150 - total flux cleaned = 0.00291733 Jy ! Component: 200 - total flux cleaned = 0.0031513 Jy ! Total flux subtracted in 200 components = 0.0031513 Jy ! Clean residual min=-0.001192 max=0.001199 Jy/beam ! Clean residual mean=0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.119129 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 = 0.000166986 Jy ! Component: 100 - total flux cleaned = 0.000301138 Jy ! Component: 150 - total flux cleaned = 0.000386596 Jy ! Component: 200 - total flux cleaned = 0.00045669 Jy ! Total flux subtracted in 200 components = 0.00045669 Jy ! Clean residual min=-0.001206 max=0.001121 Jy/beam ! Clean residual mean=0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.119586 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 74 components and 0.119586 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.117 mas, bmaj=1.294 mas, bpa=-43.9 degrees ! Estimated noise=0.568533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.8653e-05 Jy ! Component: 100 - total flux cleaned = 1.24685e-05 Jy ! Component: 150 - total flux cleaned = 5.61916e-05 Jy ! Component: 200 - total flux cleaned = 0.000114385 Jy ! Total flux subtracted in 200 components = 0.000114385 Jy ! Clean residual min=-0.001276 max=0.001083 Jy/beam ! Clean residual mean=0.000000 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.119701 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 84 components and 0.119701 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=0.059106Jy sigma=0.471678 ! Fit after self-cal, rms=0.059094Jy sigma=0.471606 wmodel J1754+6452_X_map.mod ! Writing 84 model components to file: J1754+6452_X_map.mod wobs J1754+6452_X_uvs.fits ! Writing UV FITS file: J1754+6452_X_uvs.fits wwins J1754+6452_X_map.win ! wwins: Wrote 4 windows to J1754+6452_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000233952 Jy ! Component: 100 - total flux cleaned = -0.000253038 Jy ! Component: 150 - total flux cleaned = -0.000200433 Jy ! Component: 200 - total flux cleaned = -0.000149267 Jy ! Component: 250 - total flux cleaned = -0.000132417 Jy ! Component: 300 - total flux cleaned = -5.14239e-05 Jy ! Component: 350 - total flux cleaned = -1.9828e-05 Jy ! Component: 400 - total flux cleaned = -4.26081e-06 Jy ! Component: 450 - total flux cleaned = -1.90598e-05 Jy ! Component: 500 - total flux cleaned = -1.89457e-05 Jy ! Component: 550 - total flux cleaned = -1.92113e-05 Jy ! Component: 600 - total flux cleaned = -1.92843e-05 Jy ! Component: 650 - total flux cleaned = -3.36116e-05 Jy ! Component: 700 - total flux cleaned = -6.13029e-05 Jy ! Component: 750 - total flux cleaned = -6.14251e-05 Jy ! Component: 800 - total flux cleaned = -7.48323e-05 Jy ! Component: 850 - total flux cleaned = -7.46669e-05 Jy ! Component: 900 - total flux cleaned = -7.4515e-05 Jy ! Component: 950 - total flux cleaned = -7.4396e-05 Jy ! Component: 1000 - total flux cleaned = -8.6931e-05 Jy ! Component: 1050 - total flux cleaned = -6.19085e-05 Jy ! Component: 1100 - total flux cleaned = -8.66608e-05 Jy ! Component: 1150 - total flux cleaned = -5.00745e-05 Jy ! Component: 1200 - total flux cleaned = -3.82755e-05 Jy ! Component: 1250 - total flux cleaned = -1.43404e-05 Jy ! Component: 1300 - total flux cleaned = -1.43975e-05 Jy ! Component: 1350 - total flux cleaned = 2.06688e-05 Jy ! Component: 1400 - total flux cleaned = 2.05698e-05 Jy ! Component: 1450 - total flux cleaned = 5.50951e-05 Jy ! Component: 1500 - total flux cleaned = 0.000111742 Jy ! Component: 1550 - total flux cleaned = 7.79559e-05 Jy ! Component: 1600 - total flux cleaned = 0.000100411 Jy ! Component: 1650 - total flux cleaned = 0.000111339 Jy ! Component: 1700 - total flux cleaned = 0.000111222 Jy ! Component: 1750 - total flux cleaned = 0.000100358 Jy ! Component: 1800 - total flux cleaned = 0.000100317 Jy ! Component: 1850 - total flux cleaned = 0.000121498 Jy ! Component: 1900 - total flux cleaned = 0.00010039 Jy ! Component: 1950 - total flux cleaned = 0.000110786 Jy ! Component: 2000 - total flux cleaned = 6.95463e-05 Jy ! Component: 2050 - total flux cleaned = 9.02086e-05 Jy ! Component: 2100 - total flux cleaned = 9.02706e-05 Jy ! Component: 2150 - total flux cleaned = 9.0196e-05 Jy ! Component: 2200 - total flux cleaned = 7.02649e-05 Jy ! Component: 2250 - total flux cleaned = 8.99681e-05 Jy ! Component: 2300 - total flux cleaned = 7.04171e-05 Jy ! Component: 2350 - total flux cleaned = 0.000119098 Jy ! Component: 2400 - total flux cleaned = 9.01032e-05 Jy ! Component: 2450 - total flux cleaned = 0.000118678 Jy ! Component: 2500 - total flux cleaned = 0.000118797 Jy ! Component: 2550 - total flux cleaned = 0.000137621 Jy ! Component: 2600 - total flux cleaned = 0.000137619 Jy ! Component: 2650 - total flux cleaned = 0.000174684 Jy ! Component: 2700 - total flux cleaned = 0.000193206 Jy ! Component: 2750 - total flux cleaned = 0.000202315 Jy ! Component: 2800 - total flux cleaned = 0.000247583 Jy ! Component: 2850 - total flux cleaned = 0.000229548 Jy ! Component: 2900 - total flux cleaned = 0.000292074 Jy ! Component: 2950 - total flux cleaned = 0.000300948 Jy ! Component: 3000 - total flux cleaned = 0.000300959 Jy ! Component: 3050 - total flux cleaned = 0.000344647 Jy ! Component: 3100 - total flux cleaned = 0.00036202 Jy ! Component: 3150 - total flux cleaned = 0.00038788 Jy ! Component: 3200 - total flux cleaned = 0.000422033 Jy ! Component: 3250 - total flux cleaned = 0.0004306 Jy ! Component: 3300 - total flux cleaned = 0.000489699 Jy ! Component: 3350 - total flux cleaned = 0.000472965 Jy ! Component: 3400 - total flux cleaned = 0.000522903 Jy ! Component: 3450 - total flux cleaned = 0.000539406 Jy ! Component: 3500 - total flux cleaned = 0.000564056 Jy ! Component: 3550 - total flux cleaned = 0.000580322 Jy ! Component: 3600 - total flux cleaned = 0.000604639 Jy ! Component: 3650 - total flux cleaned = 0.000588451 Jy ! Component: 3700 - total flux cleaned = 0.000620419 Jy ! Component: 3750 - total flux cleaned = 0.000636314 Jy ! Component: 3800 - total flux cleaned = 0.000667965 Jy ! Component: 3850 - total flux cleaned = 0.00066001 Jy ! Component: 3900 - total flux cleaned = 0.000706979 Jy ! Component: 3950 - total flux cleaned = 0.000722527 Jy ! Component: 4000 - total flux cleaned = 0.000707031 Jy ! Component: 4050 - total flux cleaned = 0.000722396 Jy ! Total flux subtracted in 4096 components = 0.000730143 Jy ! Clean residual min=-0.000451 max=0.000565 Jy/beam ! Clean residual mean=0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.120431 Jy keep ! Adding 292 model components to the UV plane model. ! The established model now contains 376 components and 0.120431 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1754+6452_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.117 x 1.294 at -43.9 degrees (North through East) ! Clean map min=-0.00097217 max=0.081799 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1754+6452_X_map.fits wmodel /image_prod/ug002_uva//J1754+6452_X_map.mod ! Writing 376 model components to file: /image_prod/ug002_uva//J1754+6452_X_map.mod wobs /image_prod/ug002_uva//J1754+6452_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1754+6452_X_uvs.fits wwins /image_prod/ug002_uva//J1754+6452_X_map.win ! wwins: Wrote 5 windows to /image_prod/ug002_uva//J1754+6452_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0817991 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127398 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.467236 0.467236 0.934471 1.86894 3.73789 7.47577 14.9515 29.9031 59.8062 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.081 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 642.074 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1754+6452_X_dfm.log closed on Thu Mar 5 03:31:45 2020