! Started logfile: /vlbi/sb072/temp_maps//J1850-0758_X_dfm.log on Sat Dec 15 22:36:02 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1850-0758_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1850-0758_X_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1850-0758 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 8280 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 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 J1850-0758_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. ! ! Fit before self-cal, rms=0.999033Jy sigma=39.169285 ! Fit after self-cal, rms=0.984525Jy sigma=38.584182 ! 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=0.745 mas, bmaj=1.987 mas, bpa=-5.927 degrees ! Estimated noise=0.401925 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 = 0.0108646 Jy ! Component: 100 - total flux cleaned = 0.0139025 Jy ! Total flux subtracted in 100 components = 0.0139025 Jy ! Clean residual min=-0.001464 max=0.001727 Jy/beam ! Clean residual mean=0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.0139025 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0139025 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. ! ! Fit before self-cal, rms=0.020519Jy sigma=0.720911 ! Fit after self-cal, rms=0.019173Jy sigma=0.663571 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298901 Jy ! Component: 100 - total flux cleaned = 0.00424717 Jy ! Total flux subtracted in 100 components = 0.00424717 Jy ! Clean residual min=-0.001022 max=0.001592 Jy/beam ! Clean residual mean=0.000000 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.0181497 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 21 components and 0.0181497 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. ! ! Fit before self-cal, rms=0.018583Jy sigma=0.638754 ! Fit after self-cal, rms=0.018582Jy sigma=0.638606 ! 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=0.9296 mas, bmaj=2.3 mas, bpa=-3.141 degrees ! Estimated noise=0.202227 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 (-2, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141511 Jy ! Component: 100 - total flux cleaned = 0.0017316 Jy ! Component: 150 - total flux cleaned = 0.0019656 Jy ! Component: 200 - total flux cleaned = 0.00210895 Jy ! Total flux subtracted in 200 components = 0.00210895 Jy ! Clean residual min=-0.000685 max=0.000950 Jy/beam ! Clean residual mean=0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0202586 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 39 components and 0.0202586 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. ! ! Fit before self-cal, rms=0.018442Jy sigma=0.632943 ! Fit after self-cal, rms=0.018425Jy sigma=0.632599 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9296 x 2.3 at -3.141 degrees (North through East) ! Clean map min=-0.00084299 max=0.017229 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.02 HN 0.91 KP 0.88 ! LA 1.03 MK 1.02 NL 1.02 OV 0.98 ! PT 1.01 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.06 HN 0.87 KP 0.92 ! LA 1.05 MK 1.07 NL 1.12 OV 0.91 ! PT 1.02 SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.04 HN 0.88 KP 0.95 ! LA 0.92 MK 0.91 NL 1.09 OV 0.96 ! PT 1.08 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.99 HN 0.92 KP 0.97 ! LA 0.97 MK 1.06 NL 1.05 OV 1.02 ! PT 1.01 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.02 HN 0.88 KP 0.92 ! LA 1.02 MK 1.09 NL 1.13 OV 0.90 ! PT 1.02 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 0.87 KP 0.96 ! LA 0.99 MK 1.06 NL 1.05 OV 1.02 ! PT 1.01 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.02 HN 0.91 KP 0.90 ! LA 0.96 MK 1.10 NL 1.15 OV 0.99 ! PT 1.05 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 0.78 KP 0.98 ! LA 1.02 MK 1.09 NL 1.13 OV 0.95 ! PT 1.02 SC 1.02 ! ! ! Fit before self-cal, rms=0.018425Jy sigma=0.632599 ! Fit after self-cal, rms=0.017385Jy sigma=0.629593 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9343 mas, bmaj=2.317 mas, bpa=-2.891 degrees ! Estimated noise=0.199861 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 = 0.000180589 Jy ! Component: 100 - total flux cleaned = 0.000181747 Jy ! Component: 150 - total flux cleaned = 0.000189828 Jy ! Component: 200 - total flux cleaned = 0.000197035 Jy ! Total flux subtracted in 200 components = 0.000197035 Jy ! Clean residual min=-0.000486 max=0.000578 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0204557 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 56 components and 0.0204557 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. ! ! Fit before self-cal, rms=0.017373Jy sigma=0.629196 ! Fit after self-cal, rms=0.017368Jy sigma=0.629014 ! Inverting map ! Added new window around map position (50.2, -19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389017 Jy ! Component: 100 - total flux cleaned = 0.000426333 Jy ! Component: 150 - total flux cleaned = 0.000463742 Jy ! Component: 200 - total flux cleaned = 0.000471686 Jy ! Total flux subtracted in 200 components = 0.000471686 Jy ! Clean residual min=-0.000435 max=0.000419 Jy/beam ! Clean residual mean=-0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0209274 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 71 components and 0.0209274 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. ! ! Fit before self-cal, rms=0.017349Jy sigma=0.628313 ! Fit after self-cal, rms=0.017349Jy sigma=0.628249 ! 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. ! ! Fit before self-cal, rms=0.017349Jy sigma=0.628249 ! Fit after self-cal, rms=0.017152Jy sigma=0.628147 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9323 mas, bmaj=2.314 mas, bpa=-2.777 degrees ! Estimated noise=0.199025 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208547 Jy ! Component: 100 - total flux cleaned = 0.000249492 Jy ! Component: 150 - total flux cleaned = 0.000227748 Jy ! Component: 200 - total flux cleaned = 0.000207666 Jy ! Total flux subtracted in 200 components = 0.000207666 Jy ! Clean residual min=-0.000419 max=0.000413 Jy/beam ! Clean residual mean=-0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.021135 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 77 components and 0.021135 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. ! ! Fit before self-cal, rms=0.017145Jy sigma=0.627894 ! Fit after self-cal, rms=0.017144Jy sigma=0.627877 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 = 3.68452e-05 Jy ! Component: 100 - total flux cleaned = 2.39986e-05 Jy ! Component: 150 - total flux cleaned = 5.87154e-06 Jy ! Component: 200 - total flux cleaned = 2.80396e-07 Jy ! Total flux subtracted in 200 components = 2.80396e-07 Jy ! Clean residual min=-0.000418 max=0.000405 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0211353 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 83 components and 0.0211353 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. ! ! Fit before self-cal, rms=0.017140Jy sigma=0.627734 ! Fit after self-cal, rms=0.017139Jy sigma=0.627731 ! 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. ! ! Fit before self-cal, rms=0.017139Jy sigma=0.627731 ! Fit after self-cal, rms=0.017174Jy sigma=0.627677 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9314 mas, bmaj=2.313 mas, bpa=-2.729 degrees ! Estimated noise=0.199808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000104954 Jy ! Component: 100 - total flux cleaned = 0.000116778 Jy ! Component: 150 - total flux cleaned = 0.000117104 Jy ! Component: 200 - total flux cleaned = 0.00011702 Jy ! Total flux subtracted in 200 components = 0.00011702 Jy ! Clean residual min=-0.000430 max=0.000397 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0212523 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 90 components and 0.0212523 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. ! ! Fit before self-cal, rms=0.017171Jy sigma=0.627559 ! Fit after self-cal, rms=0.017171Jy sigma=0.627549 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.04068e-05 Jy ! Component: 100 - total flux cleaned = 1.04678e-05 Jy ! Component: 150 - total flux cleaned = 5.97661e-06 Jy ! Component: 200 - total flux cleaned = 1.56921e-06 Jy ! Total flux subtracted in 200 components = 1.56921e-06 Jy ! Clean residual min=-0.000428 max=0.000393 Jy/beam ! Clean residual mean=-0.000000 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.0212539 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 98 components and 0.0212539 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. ! ! Fit before self-cal, rms=0.017169Jy sigma=0.627473 ! Fit after self-cal, rms=0.017169Jy sigma=0.627472 ! 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. ! ! Fit before self-cal, rms=0.017169Jy sigma=0.627472 ! Fit after self-cal, rms=0.017149Jy sigma=0.627408 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.17 mas, bmaj=3.931 mas, bpa=-3.489 degrees ! Estimated noise=0.247365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000124769 Jy ! Component: 100 - total flux cleaned = 0.000146498 Jy ! Component: 150 - total flux cleaned = 0.000150096 Jy ! Component: 200 - total flux cleaned = 0.000150076 Jy ! Total flux subtracted in 200 components = 0.000150076 Jy ! Clean residual min=-0.000511 max=0.000413 Jy/beam ! Clean residual mean=-0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.021404 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 106 components and 0.021404 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. ! ! Fit before self-cal, rms=0.017149Jy sigma=0.627390 ! Fit after self-cal, rms=0.017148Jy sigma=0.627366 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.68493e-05 Jy ! Component: 100 - total flux cleaned = 1.67879e-05 Jy ! Component: 150 - total flux cleaned = 1.98886e-05 Jy ! Component: 200 - total flux cleaned = 2.26776e-05 Jy ! Total flux subtracted in 200 components = 2.26776e-05 Jy ! Clean residual min=-0.000505 max=0.000391 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0214266 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 111 components and 0.0214266 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. ! ! Fit before self-cal, rms=0.017148Jy sigma=0.627382 ! Fit after self-cal, rms=0.017148Jy sigma=0.627375 ! 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=0.9299 mas, bmaj=2.31 mas, bpa=-2.691 degrees ! Estimated noise=0.199989 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9299 x 2.31 at -2.691 degrees (North through East) ! Clean map min=-0.00047489 max=0.017033 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=0.7476 mas, bmaj=1.997 mas, bpa=-5.575 degrees ! Estimated noise=0.397607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125627 Jy ! Component: 100 - total flux cleaned = 0.0158864 Jy ! Component: 150 - total flux cleaned = 0.0176185 Jy ! Component: 200 - total flux cleaned = 0.0188012 Jy ! Total flux subtracted in 200 components = 0.0188012 Jy ! Clean residual min=-0.000920 max=0.001036 Jy/beam ! Clean residual mean=0.000000 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.0188012 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0188012 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9299 mas, bmaj=2.31 mas, bpa=-2.691 degrees ! Estimated noise=0.199989 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 = 0.00125752 Jy ! Component: 100 - total flux cleaned = 0.00194996 Jy ! Component: 150 - total flux cleaned = 0.00227206 Jy ! Component: 200 - total flux cleaned = 0.00249354 Jy ! Total flux subtracted in 200 components = 0.00249354 Jy ! Clean residual min=-0.000496 max=0.000440 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0212948 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 31 components and 0.0212948 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=2.17 mas, bmaj=3.931 mas, bpa=-3.489 degrees ! Estimated noise=0.247365 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.31972e-05 Jy ! Component: 100 - total flux cleaned = 0.000142001 Jy ! Component: 150 - total flux cleaned = 0.000162245 Jy ! Component: 200 - total flux cleaned = 0.000168196 Jy ! Total flux subtracted in 200 components = 0.000168196 Jy ! Clean residual min=-0.000546 max=0.000425 Jy/beam ! Clean residual mean=-0.000001 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.021463 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 = 1.48266e-08 Jy ! Component: 100 - total flux cleaned = 5.71063e-08 Jy ! Component: 150 - total flux cleaned = 1.4119e-07 Jy ! Component: 200 - total flux cleaned = -4.17304e-06 Jy ! Total flux subtracted in 200 components = -4.17304e-06 Jy ! Clean residual min=-0.000527 max=0.000412 Jy/beam ! Clean residual mean=-0.000001 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0214588 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 50 components and 0.0214588 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9299 mas, bmaj=2.31 mas, bpa=-2.691 degrees ! Estimated noise=0.199989 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.29457e-05 Jy ! Component: 100 - total flux cleaned = 4.37217e-05 Jy ! Component: 150 - total flux cleaned = 7.03366e-05 Jy ! Component: 200 - total flux cleaned = 8.58017e-05 Jy ! Total flux subtracted in 200 components = 8.58017e-05 Jy ! Clean residual min=-0.000468 max=0.000439 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0215446 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 64 components and 0.0215446 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. ! ! Fit before self-cal, rms=0.017161Jy sigma=0.627811 ! Fit after self-cal, rms=0.017162Jy sigma=0.627765 wmodel J1850-0758_X_map.mod ! Writing 64 model components to file: J1850-0758_X_map.mod wobs J1850-0758_X_uvs.fits ! Writing UV FITS file: J1850-0758_X_uvs.fits wwins J1850-0758_X_map.win ! wwins: Wrote 3 windows to J1850-0758_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 = -4.2154e-05 Jy ! Component: 100 - total flux cleaned = -3.56901e-05 Jy ! Component: 150 - total flux cleaned = -1.97023e-06 Jy ! Component: 200 - total flux cleaned = 3.65996e-05 Jy ! Component: 250 - total flux cleaned = 7.31963e-05 Jy ! Component: 300 - total flux cleaned = 7.3193e-05 Jy ! Component: 350 - total flux cleaned = 9.59337e-05 Jy ! Component: 400 - total flux cleaned = 0.000107127 Jy ! Component: 450 - total flux cleaned = 0.000139549 Jy ! Component: 500 - total flux cleaned = 0.000160601 Jy ! Component: 550 - total flux cleaned = 0.000186296 Jy ! Component: 600 - total flux cleaned = 0.000206437 Jy ! Component: 650 - total flux cleaned = 0.000226175 Jy ! Component: 700 - total flux cleaned = 0.000255255 Jy ! Component: 750 - total flux cleaned = 0.000274155 Jy ! Component: 800 - total flux cleaned = 0.000283409 Jy ! Component: 850 - total flux cleaned = 0.000287945 Jy ! Component: 900 - total flux cleaned = 0.000292541 Jy ! Component: 950 - total flux cleaned = 0.000314715 Jy ! Component: 1000 - total flux cleaned = 0.000336418 Jy ! Component: 1050 - total flux cleaned = 0.000362151 Jy ! Component: 1100 - total flux cleaned = 0.000378978 Jy ! Component: 1150 - total flux cleaned = 0.000399705 Jy ! Component: 1200 - total flux cleaned = 0.000415991 Jy ! Component: 1250 - total flux cleaned = 0.000432125 Jy ! Component: 1300 - total flux cleaned = 0.000440086 Jy ! Component: 1350 - total flux cleaned = 0.000463565 Jy ! Component: 1400 - total flux cleaned = 0.000490543 Jy ! Component: 1450 - total flux cleaned = 0.000513408 Jy ! Component: 1500 - total flux cleaned = 0.000532211 Jy ! Component: 1550 - total flux cleaned = 0.000550795 Jy ! Component: 1600 - total flux cleaned = 0.0005655 Jy ! Component: 1650 - total flux cleaned = 0.000580028 Jy ! Component: 1700 - total flux cleaned = 0.000601538 Jy ! Component: 1750 - total flux cleaned = 0.00061577 Jy ! Component: 1800 - total flux cleaned = 0.000633341 Jy ! Component: 1850 - total flux cleaned = 0.000647258 Jy ! Component: 1900 - total flux cleaned = 0.000654118 Jy ! Component: 1950 - total flux cleaned = 0.000674585 Jy ! Component: 2000 - total flux cleaned = 0.00069483 Jy ! Component: 2050 - total flux cleaned = 0.000708194 Jy ! Component: 2100 - total flux cleaned = 0.000718158 Jy ! Component: 2150 - total flux cleaned = 0.000744453 Jy ! Component: 2200 - total flux cleaned = 0.000750979 Jy ! Component: 2250 - total flux cleaned = 0.000763906 Jy ! Component: 2300 - total flux cleaned = 0.000770292 Jy ! Component: 2350 - total flux cleaned = 0.00077979 Jy ! Component: 2400 - total flux cleaned = 0.000792349 Jy ! Component: 2450 - total flux cleaned = 0.000801692 Jy ! Component: 2500 - total flux cleaned = 0.000798601 Jy ! Component: 2550 - total flux cleaned = 0.000795539 Jy ! Component: 2600 - total flux cleaned = 0.000810758 Jy ! Component: 2650 - total flux cleaned = 0.00080472 Jy ! Component: 2700 - total flux cleaned = 0.000810718 Jy ! Component: 2750 - total flux cleaned = 0.000813683 Jy ! Component: 2800 - total flux cleaned = 0.000807761 Jy ! Component: 2850 - total flux cleaned = 0.000810663 Jy ! Component: 2900 - total flux cleaned = 0.000807785 Jy ! Component: 2950 - total flux cleaned = 0.000810666 Jy ! Component: 3000 - total flux cleaned = 0.000813504 Jy ! Component: 3050 - total flux cleaned = 0.000810644 Jy ! Component: 3100 - total flux cleaned = 0.000810671 Jy ! Component: 3150 - total flux cleaned = 0.000805045 Jy ! Component: 3200 - total flux cleaned = 0.000793893 Jy ! Component: 3250 - total flux cleaned = 0.000785587 Jy ! Component: 3300 - total flux cleaned = 0.000780099 Jy ! Component: 3350 - total flux cleaned = 0.000780097 Jy ! Component: 3400 - total flux cleaned = 0.000766517 Jy ! Component: 3450 - total flux cleaned = 0.000777294 Jy ! Component: 3500 - total flux cleaned = 0.000758515 Jy ! Component: 3550 - total flux cleaned = 0.000747874 Jy ! Component: 3600 - total flux cleaned = 0.000747855 Jy ! Component: 3650 - total flux cleaned = 0.000750484 Jy ! Component: 3700 - total flux cleaned = 0.000737354 Jy ! Component: 3750 - total flux cleaned = 0.000739966 Jy ! Component: 3800 - total flux cleaned = 0.000726983 Jy ! Component: 3850 - total flux cleaned = 0.000716665 Jy ! Component: 3900 - total flux cleaned = 0.000719224 Jy ! Component: 3950 - total flux cleaned = 0.000701384 Jy ! Component: 4000 - total flux cleaned = 0.000703928 Jy ! Component: 4050 - total flux cleaned = 0.000693859 Jy ! Total flux subtracted in 4096 components = 0.000691341 Jy ! Clean residual min=-0.000158 max=0.000152 Jy/beam ! Clean residual mean=-0.000000 rms=0.000042 Jy/beam ! Combined flux in latest and established models = 0.0222359 Jy keep ! Adding 254 model components to the UV plane model. ! The established model now contains 318 components and 0.0222359 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1850-0758_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9299 x 2.31 at -2.691 degrees (North through East) ! Clean map min=-0.0004478 max=0.016945 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1850-0758_X_map.fits wmodel /vlbi/sb072/temp_maps//J1850-0758_X_map.mod ! Writing 318 model components to file: /vlbi/sb072/temp_maps//J1850-0758_X_map.mod wobs /vlbi/sb072/temp_maps//J1850-0758_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1850-0758_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1850-0758_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J1850-0758_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0169454 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.19352e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.742418 0.742418 1.48484 2.96967 5.93934 11.8787 23.7574 47.5147 95.0295 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 404.085 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1850-0758_X_dfm.log closed on Sat Dec 15 22:36:06 2018