! Started logfile: /vlbi/sb072/temp_maps//J1830+4840_C_dfm.log on Fri Jan 25 19:43:42 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J1830+4840_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1830+4840_C_uva.fits ! AN table 1: 5 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1830+4840 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 1120 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1830+4840_C] 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 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000525Jy sigma=34.396155 ! Fit after self-cal, rms=0.977218Jy sigma=33.566588 ! 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=1.152 mas, bmaj=5.812 mas, bpa=-43.22 degrees ! Estimated noise=0.914031 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 = 0.0186542 Jy ! Component: 100 - total flux cleaned = 0.0228776 Jy ! Total flux subtracted in 100 components = 0.0228776 Jy ! Clean residual min=-0.002895 max=0.003440 Jy/beam ! Clean residual mean=0.000001 rms=0.000775 Jy/beam ! Combined flux in latest and established models = 0.0228776 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0228776 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=0.030402Jy sigma=0.850845 ! Fit after self-cal, rms=0.028563Jy sigma=0.783865 ! 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=1.399 mas, bmaj=5.742 mas, bpa=-44.32 degrees ! Estimated noise=0.663655 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 = 0.00258233 Jy ! Component: 100 - total flux cleaned = 0.0035731 Jy ! Component: 150 - total flux cleaned = 0.00390501 Jy ! Component: 200 - total flux cleaned = 0.0040139 Jy ! Total flux subtracted in 200 components = 0.0040139 Jy ! Clean residual min=-0.002565 max=0.002792 Jy/beam ! Clean residual mean=-0.000002 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.0268915 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.0268915 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=0.028326Jy sigma=0.774674 ! Fit after self-cal, rms=0.028329Jy sigma=0.774554 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.399 x 5.742 at -44.32 degrees (North through East) ! Clean map min=-0.0025054 max=0.025313 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.61 LA 0.86 MK 0.86 ! NL 0.88 OV 1.16 PT 0.95 SC 1.12 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.47 LA 0.65 MK 1.28 ! NL 0.96 OV 1.08 PT 1.31 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.94 HN 0.88 LA 0.93 MK 1.00 ! NL 0.95 OV 1.07 PT 1.05 SC 1.22 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 0.89 LA 1.48 MK 0.96 ! NL 0.91 OV 1.03 PT 0.89 SC 1.10 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 1.27 LA 0.93 MK 0.85 ! NL 1.25 OV 1.11 PT 1.12 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 1.17 LA 0.99 MK 1.01 ! NL 1.16 OV 1.00 PT 1.05 SC 0.87 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.35 HN 1.10 LA 0.80 MK 1.03 ! NL 1.12 OV 0.98 PT 1.02 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.24 HN 1.15 LA 0.80 MK 1.07 ! NL 1.13 OV 0.91 PT 1.03 SC 1.08 ! ! ! Fit before self-cal, rms=0.028329Jy sigma=0.774554 ! Fit after self-cal, rms=0.026201Jy sigma=0.733982 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.394 mas, bmaj=5.714 mas, bpa=-44.75 degrees ! Estimated noise=0.655913 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 = 0.000884273 Jy ! Component: 100 - total flux cleaned = 0.00104341 Jy ! Component: 150 - total flux cleaned = 0.00111018 Jy ! Component: 200 - total flux cleaned = 0.00112325 Jy ! Total flux subtracted in 200 components = 0.00112325 Jy ! Clean residual min=-0.001966 max=0.001747 Jy/beam ! Clean residual mean=-0.000006 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0280148 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.0280148 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=0.026167Jy sigma=0.731687 ! Fit after self-cal, rms=0.026307Jy sigma=0.728072 ! 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=0.026307Jy sigma=0.728072 ! Fit after self-cal, rms=0.026898Jy sigma=0.726799 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.398 mas, bmaj=5.659 mas, bpa=-44.98 degrees ! Estimated noise=0.657913 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000605093 Jy ! Component: 100 - total flux cleaned = 0.000770181 Jy ! Component: 150 - total flux cleaned = 0.000759137 Jy ! Component: 200 - total flux cleaned = 0.000737903 Jy ! Total flux subtracted in 200 components = 0.000737903 Jy ! Clean residual min=-0.002058 max=0.001811 Jy/beam ! Clean residual mean=-0.000008 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0287527 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.0287527 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=0.026885Jy sigma=0.725799 ! Fit after self-cal, rms=0.026916Jy sigma=0.725427 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 = -8.53298e-05 Jy ! Component: 100 - total flux cleaned = -0.000128699 Jy ! Component: 150 - total flux cleaned = -0.000175906 Jy ! Component: 200 - total flux cleaned = -0.000218708 Jy ! Total flux subtracted in 200 components = -0.000218708 Jy ! Clean residual min=-0.002034 max=0.001856 Jy/beam ! Clean residual mean=-0.000007 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.028534 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 61 components and 0.028534 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=0.026911Jy sigma=0.724993 ! Fit after self-cal, rms=0.026917Jy sigma=0.724964 ! 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=0.026917Jy sigma=0.724964 ! Fit after self-cal, rms=0.027077Jy sigma=0.724621 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.398 mas, bmaj=5.625 mas, bpa=-45.1 degrees ! Estimated noise=0.657441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000313782 Jy ! Component: 100 - total flux cleaned = 0.000336948 Jy ! Component: 150 - total flux cleaned = 0.000292163 Jy ! Component: 200 - total flux cleaned = 0.000275591 Jy ! Total flux subtracted in 200 components = 0.000275591 Jy ! Clean residual min=-0.002007 max=0.001894 Jy/beam ! Clean residual mean=-0.000008 rms=0.000406 Jy/beam ! Combined flux in latest and established models = 0.0288095 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 70 components and 0.0288095 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=0.027069Jy sigma=0.724284 ! Fit after self-cal, rms=0.027076Jy sigma=0.724229 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 = -6.27913e-06 Jy ! Component: 100 - total flux cleaned = -2.94482e-05 Jy ! Component: 150 - total flux cleaned = -5.92109e-05 Jy ! Component: 200 - total flux cleaned = -8.77309e-05 Jy ! Total flux subtracted in 200 components = -8.77309e-05 Jy ! Clean residual min=-0.001998 max=0.001890 Jy/beam ! Clean residual mean=-0.000007 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0287218 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 70 components and 0.0287218 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=0.027070Jy sigma=0.724122 ! Fit after self-cal, rms=0.027072Jy sigma=0.724112 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.027072Jy sigma=0.724112 ! Fit after self-cal, rms=0.027131Jy sigma=0.724007 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.175 mas, bmaj=6.026 mas, bpa=-56.71 degrees ! Estimated noise=0.894049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000202179 Jy ! Component: 100 - total flux cleaned = -0.000296612 Jy ! Component: 150 - total flux cleaned = -0.000385905 Jy ! Component: 200 - total flux cleaned = -0.00043615 Jy ! Total flux subtracted in 200 components = -0.00043615 Jy ! Clean residual min=-0.001819 max=0.001867 Jy/beam ! Clean residual mean=-0.000016 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.0282857 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 0.0282857 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=0.027125Jy sigma=0.723947 ! Fit after self-cal, rms=0.027133Jy sigma=0.723895 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 = -4.69874e-05 Jy ! Component: 100 - total flux cleaned = -7.22356e-05 Jy ! Component: 150 - total flux cleaned = -9.59165e-05 Jy ! Component: 200 - total flux cleaned = -0.000118297 Jy ! Total flux subtracted in 200 components = -0.000118297 Jy ! Clean residual min=-0.001809 max=0.001862 Jy/beam ! Clean residual mean=-0.000015 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0281674 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 88 components and 0.0281674 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=0.027133Jy sigma=0.723915 ! Fit after self-cal, rms=0.027136Jy sigma=0.723908 ! 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=1.399 mas, bmaj=5.602 mas, bpa=-45.18 degrees ! Estimated noise=0.657495 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.399 x 5.602 at -45.18 degrees (North through East) ! Clean map min=-0.0019179 max=0.025305 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.145 mas, bmaj=5.749 mas, bpa=-43.76 degrees ! Estimated noise=0.913769 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0201349 Jy ! Component: 100 - total flux cleaned = 0.0249789 Jy ! Component: 150 - total flux cleaned = 0.0270937 Jy ! Component: 200 - total flux cleaned = 0.0281444 Jy ! Total flux subtracted in 200 components = 0.0281444 Jy ! Clean residual min=-0.002438 max=0.002611 Jy/beam ! Clean residual mean=-0.000002 rms=0.000594 Jy/beam ! Combined flux in latest and established models = 0.0281444 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 21 model components to the UV plane model. ! The established model now contains 21 components and 0.0281444 Jy ! Inverting map and beam ! Estimated beam: bmin=1.399 mas, bmaj=5.602 mas, bpa=-45.18 degrees ! Estimated noise=0.657495 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) ! Added new window around map position (-13.2, -76.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00123114 Jy ! Component: 100 - total flux cleaned = 0.00157406 Jy ! Component: 150 - total flux cleaned = 0.00183853 Jy ! Component: 200 - total flux cleaned = 0.00183756 Jy ! Total flux subtracted in 200 components = 0.00183756 Jy ! Clean residual min=-0.001762 max=0.001947 Jy/beam ! Clean residual mean=-0.000006 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.0299819 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 48 components and 0.0299819 Jy ! Inverting map ! Added new window around map position (-49.8, -32.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000661951 Jy ! Component: 100 - total flux cleaned = 0.000760674 Jy ! Component: 150 - total flux cleaned = 0.000953766 Jy ! Component: 200 - total flux cleaned = 0.00115309 Jy ! Total flux subtracted in 200 components = 0.00115309 Jy ! Clean residual min=-0.001372 max=0.001401 Jy/beam ! Clean residual mean=-0.000007 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.031135 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 71 components and 0.031135 Jy ! Inverting map ! Added new window around map position (-48.6, 35.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0013783 Jy ! Component: 100 - total flux cleaned = 0.00187787 Jy ! Component: 150 - total flux cleaned = 0.00187786 Jy ! Component: 200 - total flux cleaned = 0.00201142 Jy ! Total flux subtracted in 200 components = 0.00201142 Jy ! Clean residual min=-0.001289 max=0.001141 Jy/beam ! Clean residual mean=-0.000002 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.0331465 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 95 components and 0.0331465 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.175 mas, bmaj=6.026 mas, bpa=-56.71 degrees ! Estimated noise=0.894049 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000355829 Jy ! Component: 100 - total flux cleaned = 0.000788153 Jy ! Component: 150 - total flux cleaned = 0.00120438 Jy ! Component: 200 - total flux cleaned = 0.00158917 Jy ! Total flux subtracted in 200 components = 0.00158917 Jy ! Clean residual min=-0.001252 max=0.001292 Jy/beam ! Clean residual mean=-0.000002 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0347356 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 = 0.000318686 Jy ! Component: 100 - total flux cleaned = 0.000617713 Jy ! Component: 150 - total flux cleaned = 0.000776746 Jy ! Component: 200 - total flux cleaned = 0.000979747 Jy ! Total flux subtracted in 200 components = 0.000979747 Jy ! Clean residual min=-0.001205 max=0.001260 Jy/beam ! Clean residual mean=-0.000001 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0357154 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 120 components and 0.0357154 Jy ! Inverting map ! Added new window around map position (59.4, -6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000190861 Jy ! Component: 100 - total flux cleaned = 0.000425867 Jy ! Component: 150 - total flux cleaned = 0.000596351 Jy ! Component: 200 - total flux cleaned = 0.000830969 Jy ! Total flux subtracted in 200 components = 0.000830969 Jy ! Clean residual min=-0.001038 max=0.000890 Jy/beam ! Clean residual mean=-0.000002 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.0365463 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 142 components and 0.0365463 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.399 mas, bmaj=5.602 mas, bpa=-45.18 degrees ! Estimated noise=0.657495 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000525306 Jy ! Component: 100 - total flux cleaned = -0.000504248 Jy ! Component: 150 - total flux cleaned = -0.000482286 Jy ! Component: 200 - total flux cleaned = -0.000354507 Jy ! Total flux subtracted in 200 components = -0.000354507 Jy ! Clean residual min=-0.001028 max=0.000952 Jy/beam ! Clean residual mean=-0.000000 rms=0.000245 Jy/beam ! Combined flux in latest and established models = 0.0361918 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 173 components and 0.0361918 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=0.026474Jy sigma=0.706474 ! Fit after self-cal, rms=0.026406Jy sigma=0.703763 wmodel J1830+4840_C_map.mod ! Writing 173 model components to file: J1830+4840_C_map.mod wobs J1830+4840_C_uvs.fits ! Writing UV FITS file: J1830+4840_C_uvs.fits wwins J1830+4840_C_map.win ! wwins: Wrote 5 windows to J1830+4840_C_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 = -0.000282689 Jy ! Component: 100 - total flux cleaned = -0.000441514 Jy ! Component: 150 - total flux cleaned = -0.000655584 Jy ! Component: 200 - total flux cleaned = -0.000828071 Jy ! Component: 250 - total flux cleaned = -0.00102485 Jy ! Component: 300 - total flux cleaned = -0.00123028 Jy ! Component: 350 - total flux cleaned = -0.001458 Jy ! Component: 400 - total flux cleaned = -0.00162416 Jy ! Component: 450 - total flux cleaned = -0.00178661 Jy ! Component: 500 - total flux cleaned = -0.00193248 Jy ! Component: 550 - total flux cleaned = -0.0020364 Jy ! Component: 600 - total flux cleaned = -0.00213839 Jy ! Component: 650 - total flux cleaned = -0.00220111 Jy ! Component: 700 - total flux cleaned = -0.0022874 Jy ! Component: 750 - total flux cleaned = -0.00237259 Jy ! Component: 800 - total flux cleaned = -0.00245625 Jy ! Component: 850 - total flux cleaned = -0.00251526 Jy ! Component: 900 - total flux cleaned = -0.00258467 Jy ! Component: 950 - total flux cleaned = -0.00260738 Jy ! Component: 1000 - total flux cleaned = -0.00264106 Jy ! Component: 1050 - total flux cleaned = -0.00266328 Jy ! Component: 1100 - total flux cleaned = -0.00267429 Jy ! Component: 1150 - total flux cleaned = -0.0027181 Jy ! Component: 1200 - total flux cleaned = -0.00275052 Jy ! Component: 1250 - total flux cleaned = -0.00276132 Jy ! Component: 1300 - total flux cleaned = -0.00281412 Jy ! Component: 1350 - total flux cleaned = -0.002814 Jy ! Component: 1400 - total flux cleaned = -0.00284499 Jy ! Component: 1450 - total flux cleaned = -0.00285516 Jy ! Component: 1500 - total flux cleaned = -0.00286527 Jy ! Component: 1550 - total flux cleaned = -0.00289523 Jy ! Component: 1600 - total flux cleaned = -0.00293473 Jy ! Component: 1650 - total flux cleaned = -0.00291503 Jy ! Component: 1700 - total flux cleaned = -0.00293451 Jy ! Component: 1750 - total flux cleaned = -0.00294409 Jy ! Component: 1800 - total flux cleaned = -0.00297276 Jy ! Component: 1850 - total flux cleaned = -0.00299169 Jy ! Component: 1900 - total flux cleaned = -0.00300105 Jy ! Component: 1950 - total flux cleaned = -0.00301046 Jy ! Component: 2000 - total flux cleaned = -0.00302896 Jy ! Component: 2050 - total flux cleaned = -0.00302891 Jy ! Component: 2100 - total flux cleaned = -0.003038 Jy ! Component: 2150 - total flux cleaned = -0.00306521 Jy ! Component: 2200 - total flux cleaned = -0.00310115 Jy ! Component: 2250 - total flux cleaned = -0.00310117 Jy ! Component: 2300 - total flux cleaned = -0.00311891 Jy ! Component: 2350 - total flux cleaned = -0.00314547 Jy ! Component: 2400 - total flux cleaned = -0.00318931 Jy ! Component: 2450 - total flux cleaned = -0.00319801 Jy ! Component: 2500 - total flux cleaned = -0.00320673 Jy ! Component: 2550 - total flux cleaned = -0.00322401 Jy ! Component: 2600 - total flux cleaned = -0.00323265 Jy ! Component: 2650 - total flux cleaned = -0.00326676 Jy ! Component: 2700 - total flux cleaned = -0.00326675 Jy ! Component: 2750 - total flux cleaned = -0.00330048 Jy ! Component: 2800 - total flux cleaned = -0.00330046 Jy ! Component: 2850 - total flux cleaned = -0.00331721 Jy ! Component: 2900 - total flux cleaned = -0.00332552 Jy ! Component: 2950 - total flux cleaned = -0.00333379 Jy ! Component: 3000 - total flux cleaned = -0.00335846 Jy ! Component: 3050 - total flux cleaned = -0.00338303 Jy ! Component: 3100 - total flux cleaned = -0.00338307 Jy ! Component: 3150 - total flux cleaned = -0.00340753 Jy ! Component: 3200 - total flux cleaned = -0.00342369 Jy ! Component: 3250 - total flux cleaned = -0.00343179 Jy ! Component: 3300 - total flux cleaned = -0.00344786 Jy ! Component: 3350 - total flux cleaned = -0.00345594 Jy ! Component: 3400 - total flux cleaned = -0.00348784 Jy ! Component: 3450 - total flux cleaned = -0.00353552 Jy ! Component: 3500 - total flux cleaned = -0.00355132 Jy ! Component: 3550 - total flux cleaned = -0.00358289 Jy ! Component: 3600 - total flux cleaned = -0.00358293 Jy ! Component: 3650 - total flux cleaned = -0.00362214 Jy ! Component: 3700 - total flux cleaned = -0.00365342 Jy ! Component: 3750 - total flux cleaned = -0.00368466 Jy ! Component: 3800 - total flux cleaned = -0.00370799 Jy ! Component: 3850 - total flux cleaned = -0.00374682 Jy ! Component: 3900 - total flux cleaned = -0.00379325 Jy ! Component: 3950 - total flux cleaned = -0.00381643 Jy ! Component: 4000 - total flux cleaned = -0.00384721 Jy ! Component: 4050 - total flux cleaned = -0.00387795 Jy ! Total flux subtracted in 4096 components = -0.00390859 Jy ! Clean residual min=-0.000389 max=0.000460 Jy/beam ! Clean residual mean=-0.000002 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0322833 Jy keep ! Adding 246 model components to the UV plane model. ! The established model now contains 419 components and 0.0322833 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1830+4840_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.399 x 5.602 at -45.18 degrees (North through East) ! Clean map min=-0.0011164 max=0.025092 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1830+4840_C_map.fits wmodel /vlbi/sb072/temp_maps//J1830+4840_C_map.mod ! Writing 419 model components to file: /vlbi/sb072/temp_maps//J1830+4840_C_map.mod wobs /vlbi/sb072/temp_maps//J1830+4840_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1830+4840_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1830+4840_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1830+4840_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0250924 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000126204 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.50887 1.50887 3.01774 6.03548 12.071 24.1419 48.2838 96.5676 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.025 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 198.824 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1830+4840_C_dfm.log closed on Fri Jan 25 19:43:47 2019