! Started logfile: /image_prod/ug002_uva//J2200-1945_X_dfm.log on Thu Mar 5 05:26:35 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//J2200-1945_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2200-1945_X_uva.fits ! AN table 1: 110 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.997078 visibilities/baseline/integration-bin. ! Found source: J2200-1945 ! ! 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 36852 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 J2200-1945_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=1.004995Jy sigma=7.685817 ! Fit after self-cal, rms=0.916152Jy sigma=6.998895 ! 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=0.5893 mas, bmaj=1.421 mas, bpa=-3.998 degrees ! Estimated noise=1.39743 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 = 0.065246 Jy ! Component: 100 - total flux cleaned = 0.079649 Jy ! Total flux subtracted in 100 components = 0.079649 Jy ! Clean residual min=-0.004294 max=0.005260 Jy/beam ! Clean residual mean=-0.000005 rms=0.000976 Jy/beam ! Combined flux in latest and established models = 0.079649 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.079649 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=0.071064Jy sigma=0.472681 ! Fit after self-cal, rms=0.070871Jy sigma=0.471547 ! 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=0.7682 mas, bmaj=1.768 mas, bpa=-3.134 degrees ! Estimated noise=0.493533 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 = 0.00694459 Jy ! Component: 100 - total flux cleaned = 0.00966641 Jy ! Component: 150 - total flux cleaned = 0.0108567 Jy ! Component: 200 - total flux cleaned = 0.0114318 Jy ! Total flux subtracted in 200 components = 0.0114318 Jy ! Clean residual min=-0.003065 max=0.005401 Jy/beam ! Clean residual mean=-0.000007 rms=0.000776 Jy/beam ! Combined flux in latest and established models = 0.0910808 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 18 components and 0.0910808 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=0.070342Jy sigma=0.466137 ! Fit after self-cal, rms=0.070365Jy sigma=0.466099 ! Inverting map ! Added new window around map position (-1.8, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366736 Jy ! Component: 100 - total flux cleaned = 0.00388227 Jy ! Component: 150 - total flux cleaned = 0.00409581 Jy ! Component: 200 - total flux cleaned = 0.00409198 Jy ! Total flux subtracted in 200 components = 0.00409198 Jy ! Clean residual min=-0.002555 max=0.004338 Jy/beam ! Clean residual mean=-0.000006 rms=0.000651 Jy/beam ! Combined flux in latest and established models = 0.0951727 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 37 components and 0.0951728 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=0.070087Jy sigma=0.463683 ! Fit after self-cal, rms=0.070023Jy sigma=0.463266 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7682 x 1.768 at -3.134 degrees (North through East) ! Clean map min=-0.002583 max=0.086166 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.97 LA 1.04 MK 0.98 ! NL 1.11 OV 0.93 PT 0.94 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.95 LA 1.03 MK 0.98 ! NL 1.10 OV 0.91 PT 0.96 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 0.97 LA 1.06 MK 0.99 ! NL 1.10 OV 0.92 PT 0.95 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.03 LA 1.07 MK 1.00 ! NL 1.11 OV 0.93 PT 0.92 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.00 LA 1.05 MK 1.03 ! NL 1.13 OV 0.90 PT 0.98 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.02 LA 1.06 MK 1.05 ! NL 1.10 OV 0.91 PT 0.96 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.01 LA 1.05 MK 1.06 ! NL 1.11 OV 0.94 PT 0.92 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 HN 0.99 LA 1.05 MK 1.02 ! NL 1.09 OV 0.91 PT 0.96 SC 1.05 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.06 LA 1.06 MK 1.09 ! NL 1.10 OV 0.91 PT 0.94 SC 1.03 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 HN 0.96 LA 1.00 MK 1.07 ! NL 1.14 OV 0.93 PT 0.95 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.99 LA 1.07 MK 1.09 ! NL 1.12 OV 0.90 PT 0.98 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.96 LA 1.05 MK 0.99 ! NL 1.11 OV 0.94 PT 0.93 SC 1.01 ! ! ! Fit before self-cal, rms=0.070023Jy sigma=0.463266 ! Fit after self-cal, rms=0.069370Jy sigma=0.459860 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7735 mas, bmaj=1.777 mas, bpa=-2.705 degrees ! Estimated noise=0.495122 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 = -0.00129734 Jy ! Component: 100 - total flux cleaned = -0.00186718 Jy ! Component: 150 - total flux cleaned = -0.00198177 Jy ! Component: 200 - total flux cleaned = -0.00205555 Jy ! Total flux subtracted in 200 components = -0.00205555 Jy ! Clean residual min=-0.001442 max=0.001507 Jy/beam ! Clean residual mean=-0.000000 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0931172 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 50 components and 0.0931172 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=0.069330Jy sigma=0.459633 ! Fit after self-cal, rms=0.069380Jy sigma=0.459486 ! 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=0.069380Jy sigma=0.459486 ! Fit after self-cal, rms=0.071557Jy sigma=0.458609 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7741 mas, bmaj=1.781 mas, bpa=-2.872 degrees ! Estimated noise=0.495775 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000663038 Jy ! Component: 100 - total flux cleaned = -0.000706496 Jy ! Component: 150 - total flux cleaned = -0.000706489 Jy ! Component: 200 - total flux cleaned = -0.000722233 Jy ! Total flux subtracted in 200 components = -0.000722233 Jy ! Clean residual min=-0.000965 max=0.000918 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.092395 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.092395 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=0.071541Jy sigma=0.458519 ! Fit after self-cal, rms=0.071594Jy sigma=0.458478 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 = -0.000224863 Jy ! Component: 100 - total flux cleaned = -0.000226495 Jy ! Component: 150 - total flux cleaned = -0.00022639 Jy ! Component: 200 - total flux cleaned = -0.000204816 Jy ! Total flux subtracted in 200 components = -0.000204816 Jy ! Clean residual min=-0.000958 max=0.000940 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0921902 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 73 components and 0.0921902 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=0.071589Jy sigma=0.458450 ! Fit after self-cal, rms=0.071585Jy sigma=0.458447 ! 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=0.071585Jy sigma=0.458447 ! Fit after self-cal, rms=0.071733Jy sigma=0.458411 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7739 mas, bmaj=1.78 mas, bpa=-2.895 degrees ! Estimated noise=0.494572 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000441204 Jy ! Component: 100 - total flux cleaned = -0.000484737 Jy ! Component: 150 - total flux cleaned = -0.000485821 Jy ! Component: 200 - total flux cleaned = -0.000495734 Jy ! Total flux subtracted in 200 components = -0.000495734 Jy ! Clean residual min=-0.000899 max=0.000892 Jy/beam ! Clean residual mean=0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0916945 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.0916944 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=0.071727Jy sigma=0.458372 ! Fit after self-cal, rms=0.071732Jy sigma=0.458365 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 = -0.000146712 Jy ! Component: 100 - total flux cleaned = -0.000155928 Jy ! Component: 150 - total flux cleaned = -0.000156286 Jy ! Component: 200 - total flux cleaned = -0.000141405 Jy ! Total flux subtracted in 200 components = -0.000141405 Jy ! Clean residual min=-0.000877 max=0.000901 Jy/beam ! Clean residual mean=-0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.091553 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 84 components and 0.091553 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=0.071730Jy sigma=0.458352 ! Fit after self-cal, rms=0.071727Jy sigma=0.458350 ! 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=0.071727Jy sigma=0.458350 ! Fit after self-cal, rms=0.071755Jy sigma=0.458336 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.922 mas, bmaj=4.116 mas, bpa=2.761 degrees ! Estimated noise=0.65614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00035371 Jy ! Component: 100 - total flux cleaned = -0.000347187 Jy ! Component: 150 - total flux cleaned = -0.00031597 Jy ! Component: 200 - total flux cleaned = -0.000283027 Jy ! Total flux subtracted in 200 components = -0.000283027 Jy ! Clean residual min=-0.000884 max=0.001060 Jy/beam ! Clean residual mean=0.000001 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.09127 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 86 components and 0.09127 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=0.071753Jy sigma=0.458328 ! Fit after self-cal, rms=0.071758Jy sigma=0.458324 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 = -7.27772e-05 Jy ! Component: 100 - total flux cleaned = -4.53135e-05 Jy ! Component: 150 - total flux cleaned = -2.13653e-05 Jy ! Component: 200 - total flux cleaned = -7.13316e-06 Jy ! Total flux subtracted in 200 components = -7.13316e-06 Jy ! Clean residual min=-0.000883 max=0.001061 Jy/beam ! Clean residual mean=0.000001 rms=0.000291 Jy/beam ! Combined flux in latest and established models = 0.0912629 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 89 components and 0.0912629 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=0.071758Jy sigma=0.458324 ! Fit after self-cal, rms=0.071757Jy sigma=0.458324 ! 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=0.7738 mas, bmaj=1.779 mas, bpa=-2.902 degrees ! Estimated noise=0.49368 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7738 x 1.779 at -2.902 degrees (North through East) ! Clean map min=-0.001066 max=0.086502 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=0.5931 mas, bmaj=1.421 mas, bpa=-3.648 degrees ! Estimated noise=1.40848 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0658767 Jy ! Component: 100 - total flux cleaned = 0.0803599 Jy ! Component: 150 - total flux cleaned = 0.0851689 Jy ! Component: 200 - total flux cleaned = 0.0870342 Jy ! Total flux subtracted in 200 components = 0.0870342 Jy ! Clean residual min=-0.002995 max=0.003497 Jy/beam ! Clean residual mean=-0.000000 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 0.0870342 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 0.0870342 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7738 mas, bmaj=1.779 mas, bpa=-2.902 degrees ! Estimated noise=0.49368 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 = 0.00264331 Jy ! Component: 100 - total flux cleaned = 0.00370895 Jy ! Component: 150 - total flux cleaned = 0.0039535 Jy ! Component: 200 - total flux cleaned = 0.00415303 Jy ! Total flux subtracted in 200 components = 0.00415303 Jy ! Clean residual min=-0.001078 max=0.000973 Jy/beam ! Clean residual mean=0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0911873 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 26 components and 0.0911873 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=1.922 mas, bmaj=4.116 mas, bpa=2.761 degrees ! Estimated noise=0.65614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000136227 Jy ! Component: 100 - total flux cleaned = 0.000237128 Jy ! Component: 150 - total flux cleaned = 0.000284214 Jy ! Component: 200 - total flux cleaned = 0.000309392 Jy ! Total flux subtracted in 200 components = 0.000309392 Jy ! Clean residual min=-0.000984 max=0.001053 Jy/beam ! Clean residual mean=0.000001 rms=0.000308 Jy/beam ! Combined flux in latest and established models = 0.0914967 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 = 2.08721e-05 Jy ! Component: 100 - total flux cleaned = 2.16793e-05 Jy ! Component: 150 - total flux cleaned = 1.3769e-05 Jy ! Component: 200 - total flux cleaned = 6.30627e-06 Jy ! Total flux subtracted in 200 components = 6.30627e-06 Jy ! Clean residual min=-0.000951 max=0.001050 Jy/beam ! Clean residual mean=0.000001 rms=0.000301 Jy/beam ! Combined flux in latest and established models = 0.091503 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 47 components and 0.091503 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7738 mas, bmaj=1.779 mas, bpa=-2.902 degrees ! Estimated noise=0.49368 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000109083 Jy ! Component: 100 - total flux cleaned = -6.63851e-05 Jy ! Component: 150 - total flux cleaned = -3.14352e-05 Jy ! Component: 200 - total flux cleaned = -1.68404e-05 Jy ! Total flux subtracted in 200 components = -1.68404e-05 Jy ! Clean residual min=-0.000834 max=0.000921 Jy/beam ! Clean residual mean=0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0914861 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 54 components and 0.0914861 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=0.071772Jy sigma=0.458396 ! Fit after self-cal, rms=0.071770Jy sigma=0.458378 wmodel J2200-1945_X_map.mod ! Writing 54 model components to file: J2200-1945_X_map.mod wobs J2200-1945_X_uvs.fits ! Writing UV FITS file: J2200-1945_X_uvs.fits wwins J2200-1945_X_map.win ! wwins: Wrote 2 windows to J2200-1945_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 = 0.000399309 Jy ! Component: 100 - total flux cleaned = 0.000643829 Jy ! Component: 150 - total flux cleaned = 0.000716643 Jy ! Component: 200 - total flux cleaned = 0.000730621 Jy ! Component: 250 - total flux cleaned = 0.0007169 Jy ! Component: 300 - total flux cleaned = 0.000716915 Jy ! Component: 350 - total flux cleaned = 0.000690476 Jy ! Component: 400 - total flux cleaned = 0.00067745 Jy ! Component: 450 - total flux cleaned = 0.000627066 Jy ! Component: 500 - total flux cleaned = 0.000627335 Jy ! Component: 550 - total flux cleaned = 0.000615199 Jy ! Component: 600 - total flux cleaned = 0.00061515 Jy ! Component: 650 - total flux cleaned = 0.000579782 Jy ! Component: 700 - total flux cleaned = 0.000533845 Jy ! Component: 750 - total flux cleaned = 0.000499847 Jy ! Component: 800 - total flux cleaned = 0.000499884 Jy ! Component: 850 - total flux cleaned = 0.000444942 Jy ! Component: 900 - total flux cleaned = 0.000455976 Jy ! Component: 950 - total flux cleaned = 0.000445237 Jy ! Component: 1000 - total flux cleaned = 0.000434634 Jy ! Component: 1050 - total flux cleaned = 0.000403469 Jy ! Component: 1100 - total flux cleaned = 0.000403484 Jy ! Component: 1150 - total flux cleaned = 0.000372744 Jy ! Component: 1200 - total flux cleaned = 0.000352823 Jy ! Component: 1250 - total flux cleaned = 0.000342938 Jy ! Component: 1300 - total flux cleaned = 0.00033325 Jy ! Component: 1350 - total flux cleaned = 0.000323624 Jy ! Component: 1400 - total flux cleaned = 0.000332951 Jy ! Component: 1450 - total flux cleaned = 0.000294992 Jy ! Component: 1500 - total flux cleaned = 0.000285677 Jy ! Component: 1550 - total flux cleaned = 0.000322832 Jy ! Component: 1600 - total flux cleaned = 0.000313658 Jy ! Component: 1650 - total flux cleaned = 0.000313812 Jy ! Component: 1700 - total flux cleaned = 0.000340905 Jy ! Component: 1750 - total flux cleaned = 0.000340778 Jy ! Component: 1800 - total flux cleaned = 0.000349611 Jy ! Component: 1850 - total flux cleaned = 0.000332152 Jy ! Component: 1900 - total flux cleaned = 0.000340905 Jy ! Component: 1950 - total flux cleaned = 0.000349629 Jy ! Component: 2000 - total flux cleaned = 0.000341145 Jy ! Component: 2050 - total flux cleaned = 0.00033278 Jy ! Component: 2100 - total flux cleaned = 0.000358015 Jy ! Component: 2150 - total flux cleaned = 0.000341244 Jy ! Component: 2200 - total flux cleaned = 0.000341198 Jy ! Component: 2250 - total flux cleaned = 0.000333019 Jy ! Component: 2300 - total flux cleaned = 0.000341252 Jy ! Component: 2350 - total flux cleaned = 0.000349281 Jy ! Component: 2400 - total flux cleaned = 0.000357157 Jy ! Component: 2450 - total flux cleaned = 0.000325339 Jy ! Component: 2500 - total flux cleaned = 0.00034899 Jy ! Component: 2550 - total flux cleaned = 0.000317705 Jy ! Component: 2600 - total flux cleaned = 0.000317732 Jy ! Component: 2650 - total flux cleaned = 0.00031013 Jy ! Component: 2700 - total flux cleaned = 0.000279609 Jy ! Component: 2750 - total flux cleaned = 0.000309881 Jy ! Component: 2800 - total flux cleaned = 0.000309886 Jy ! Component: 2850 - total flux cleaned = 0.000287302 Jy ! Component: 2900 - total flux cleaned = 0.000272365 Jy ! Component: 2950 - total flux cleaned = 0.000272435 Jy ! Component: 3000 - total flux cleaned = 0.000243041 Jy ! Component: 3050 - total flux cleaned = 0.000243052 Jy ! Component: 3100 - total flux cleaned = 0.0002575 Jy ! Component: 3150 - total flux cleaned = 0.000214354 Jy ! Component: 3200 - total flux cleaned = 0.000242891 Jy ! Component: 3250 - total flux cleaned = 0.000214473 Jy ! Component: 3300 - total flux cleaned = 0.000221535 Jy ! Component: 3350 - total flux cleaned = 0.000235583 Jy ! Component: 3400 - total flux cleaned = 0.000214631 Jy ! Component: 3450 - total flux cleaned = 0.000207753 Jy ! Component: 3500 - total flux cleaned = 0.000194049 Jy ! Component: 3550 - total flux cleaned = 0.000194035 Jy ! Component: 3600 - total flux cleaned = 0.000207654 Jy ! Component: 3650 - total flux cleaned = 0.000207592 Jy ! Component: 3700 - total flux cleaned = 0.000200792 Jy ! Component: 3750 - total flux cleaned = 0.000220767 Jy ! Component: 3800 - total flux cleaned = 0.00020744 Jy ! Component: 3850 - total flux cleaned = 0.000220659 Jy ! Component: 3900 - total flux cleaned = 0.000233806 Jy ! Component: 3950 - total flux cleaned = 0.000253385 Jy ! Component: 4000 - total flux cleaned = 0.000259906 Jy ! Component: 4050 - total flux cleaned = 0.0002728 Jy ! Total flux subtracted in 4096 components = 0.000304998 Jy ! Clean residual min=-0.000337 max=0.000349 Jy/beam ! Clean residual mean=-0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0917911 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 330 components and 0.0917911 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2200-1945_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7738 x 1.779 at -2.902 degrees (North through East) ! Clean map min=-0.00096057 max=0.086573 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2200-1945_X_map.fits wmodel /image_prod/ug002_uva//J2200-1945_X_map.mod ! Writing 330 model components to file: /image_prod/ug002_uva//J2200-1945_X_map.mod wobs /image_prod/ug002_uva//J2200-1945_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2200-1945_X_uvs.fits wwins /image_prod/ug002_uva//J2200-1945_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J2200-1945_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0865735 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0001054 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.365238 0.365238 0.730476 1.46095 2.9219 5.84381 11.6876 23.3752 46.7505 93.501 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.086 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 821.381 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2200-1945_X_dfm.log closed on Thu Mar 5 05:26:40 2020