! Started logfile: /vlbi/sb072/temp_maps//J1638+0042_C_dfm.log on Thu Jan 31 09:40:17 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//J1638+0042_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1638+0042_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1638+0042 ! ! 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 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J1638+0042_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 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 23 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.999977Jy sigma=45.748122 ! Fit after self-cal, rms=0.993813Jy sigma=45.465633 ! 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=1.304 mas, bmaj=3.562 mas, bpa=-1.306 degrees ! Estimated noise=0.358655 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 = 0.00478032 Jy ! Component: 100 - total flux cleaned = 0.00593048 Jy ! Total flux subtracted in 100 components = 0.00593048 Jy ! Clean residual min=-0.001012 max=0.000991 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.00593048 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.00593048 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=0.017605Jy sigma=0.759373 ! Fit after self-cal, rms=0.016382Jy sigma=0.701843 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289503 Jy ! Component: 100 - total flux cleaned = 0.00369417 Jy ! Total flux subtracted in 100 components = 0.00369417 Jy ! Clean residual min=-0.000943 max=0.001003 Jy/beam ! Clean residual mean=-0.000000 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.00962465 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.00962465 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=0.015853Jy sigma=0.676771 ! Fit after self-cal, rms=0.015853Jy sigma=0.676703 ! 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=1.638 mas, bmaj=4.244 mas, bpa=-1.491 degrees ! Estimated noise=0.193821 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 = 0.000589168 Jy ! Component: 100 - total flux cleaned = 0.000642432 Jy ! Component: 150 - total flux cleaned = 0.000654302 Jy ! Component: 200 - total flux cleaned = 0.000654961 Jy ! Total flux subtracted in 200 components = 0.000654961 Jy ! Clean residual min=-0.000515 max=0.000655 Jy/beam ! Clean residual mean=-0.000000 rms=0.000138 Jy/beam ! Combined flux in latest and established models = 0.0102796 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.0102796 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=0.015833Jy sigma=0.675792 ! Fit after self-cal, rms=0.015827Jy sigma=0.675719 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.638 x 4.244 at -1.491 degrees (North through East) ! Clean map min=-0.00048771 max=0.0098499 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.87 HN 0.98 KP 1.18 ! LA 1.14 MK 0.78 NL 0.77 OV 0.87 ! PT 0.89 SC 0.86 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 0.95 HN 0.93 KP 0.96 ! LA 1.00 MK 0.89 NL 0.83 OV 1.02 ! PT 0.83 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.03 HN 1.00 KP 1.08 ! LA 1.01 MK 0.90 NL 0.90 OV 1.15 ! PT 0.80 SC 1.10 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.00 HN 0.97 KP 1.01 ! LA 1.04 MK 0.96 NL 1.07 OV 1.07 ! PT 0.96 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.06 HN 1.02 KP 1.19 ! LA 1.09 MK 1.08 NL 0.85 OV 1.04 ! PT 1.00 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.06 HN 1.01 KP 1.09 ! LA 1.02 MK 0.98 NL 1.00 OV 1.10 ! PT 1.17 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.08 HN 1.18 KP 1.12 ! LA 1.06 MK 1.10 NL 0.90 OV 1.03 ! PT 0.96 SC 1.04 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 1.05 HN 1.07 KP 1.00 ! LA 1.12 MK 0.96 NL 0.97 OV 1.01 ! PT 1.04 SC 1.04 ! ! ! Fit before self-cal, rms=0.015827Jy sigma=0.675719 ! Fit after self-cal, rms=0.015506Jy sigma=0.672211 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.633 mas, bmaj=4.229 mas, bpa=-2.054 degrees ! Estimated noise=0.192734 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 = 0.000178074 Jy ! Component: 100 - total flux cleaned = 0.00019245 Jy ! Component: 150 - total flux cleaned = 0.000189704 Jy ! Component: 200 - total flux cleaned = 0.000189678 Jy ! Total flux subtracted in 200 components = 0.000189678 Jy ! Clean residual min=-0.000432 max=0.000490 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0104693 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 32 components and 0.0104693 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=0.015503Jy sigma=0.672129 ! Fit after self-cal, rms=0.015550Jy sigma=0.671294 ! 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=0.015550Jy sigma=0.671294 ! Fit after self-cal, rms=0.015761Jy sigma=0.671071 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.626 mas, bmaj=4.212 mas, bpa=-2.296 degrees ! Estimated noise=0.193261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000149338 Jy ! Component: 100 - total flux cleaned = 0.00017183 Jy ! Component: 150 - total flux cleaned = 0.000178885 Jy ! Component: 200 - total flux cleaned = 0.000185287 Jy ! Total flux subtracted in 200 components = 0.000185287 Jy ! Clean residual min=-0.000448 max=0.000472 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0106546 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 38 components and 0.0106546 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=0.015759Jy sigma=0.671033 ! Fit after self-cal, rms=0.015783Jy sigma=0.670953 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 = 7.30704e-06 Jy ! Component: 100 - total flux cleaned = 7.29945e-06 Jy ! Component: 150 - total flux cleaned = 7.29054e-06 Jy ! Component: 200 - total flux cleaned = 1.12261e-05 Jy ! Total flux subtracted in 200 components = 1.12261e-05 Jy ! Clean residual min=-0.000453 max=0.000477 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0106658 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 42 components and 0.0106658 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=0.015782Jy sigma=0.670927 ! Fit after self-cal, rms=0.015783Jy sigma=0.670921 ! 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=0.015783Jy sigma=0.670921 ! Fit after self-cal, rms=0.015846Jy sigma=0.670877 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.618 mas, bmaj=4.197 mas, bpa=-2.464 degrees ! Estimated noise=0.193278 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000109532 Jy ! Component: 100 - total flux cleaned = 0.000129996 Jy ! Component: 150 - total flux cleaned = 0.0001386 Jy ! Component: 200 - total flux cleaned = 0.000142491 Jy ! Total flux subtracted in 200 components = 0.000142491 Jy ! Clean residual min=-0.000443 max=0.000471 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0108083 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 50 components and 0.0108083 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=0.015844Jy sigma=0.670864 ! Fit after self-cal, rms=0.015854Jy sigma=0.670848 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 = 3.31872e-06 Jy ! Component: 100 - total flux cleaned = 5.26369e-06 Jy ! Component: 150 - total flux cleaned = 7.01428e-06 Jy ! Component: 200 - total flux cleaned = 1.03853e-05 Jy ! Total flux subtracted in 200 components = 1.03853e-05 Jy ! Clean residual min=-0.000447 max=0.000472 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0108187 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.0108187 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=0.015854Jy sigma=0.670833 ! Fit after self-cal, rms=0.015854Jy sigma=0.670830 ! 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=0.015854Jy sigma=0.670830 ! Fit after self-cal, rms=0.015882Jy sigma=0.670810 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.309 mas, bmaj=7.183 mas, bpa=-10.39 degrees ! Estimated noise=0.254671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000201368 Jy ! Component: 100 - total flux cleaned = 0.000245004 Jy ! Component: 150 - total flux cleaned = 0.00025585 Jy ! Component: 200 - total flux cleaned = 0.000262447 Jy ! Total flux subtracted in 200 components = 0.000262447 Jy ! Clean residual min=-0.000456 max=0.000467 Jy/beam ! Clean residual mean=0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0110811 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 55 components and 0.0110811 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=0.015882Jy sigma=0.670888 ! Fit after self-cal, rms=0.015887Jy sigma=0.670859 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 = 1.49906e-05 Jy ! Component: 100 - total flux cleaned = 2.18991e-05 Jy ! Component: 150 - total flux cleaned = 2.75938e-05 Jy ! Component: 200 - total flux cleaned = 3.22879e-05 Jy ! Total flux subtracted in 200 components = 3.22879e-05 Jy ! Clean residual min=-0.000457 max=0.000468 Jy/beam ! Clean residual mean=0.000000 rms=0.000130 Jy/beam ! Combined flux in latest and established models = 0.0111134 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 56 components and 0.0111134 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=0.015888Jy sigma=0.670930 ! Fit after self-cal, rms=0.015888Jy sigma=0.670921 ! 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=1.61 mas, bmaj=4.185 mas, bpa=-2.596 degrees ! Estimated noise=0.193316 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.61 x 4.185 at -2.596 degrees (North through East) ! Clean map min=-0.00045983 max=0.0097898 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=1.285 mas, bmaj=3.547 mas, bpa=-2.32 degrees ! Estimated noise=0.354319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00714377 Jy ! Component: 100 - total flux cleaned = 0.00888352 Jy ! Component: 150 - total flux cleaned = 0.00970672 Jy ! Component: 200 - total flux cleaned = 0.0102398 Jy ! Total flux subtracted in 200 components = 0.0102398 Jy ! Clean residual min=-0.000885 max=0.000845 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0102398 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 0.0102398 Jy ! Inverting map and beam ! Estimated beam: bmin=1.61 mas, bmaj=4.185 mas, bpa=-2.596 degrees ! Estimated noise=0.193316 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 = 0.000529746 Jy ! Component: 100 - total flux cleaned = 0.000650364 Jy ! Component: 150 - total flux cleaned = 0.00070511 Jy ! Component: 200 - total flux cleaned = 0.000737908 Jy ! Total flux subtracted in 200 components = 0.000737908 Jy ! Clean residual min=-0.000446 max=0.000495 Jy/beam ! Clean residual mean=-0.000000 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0109777 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.0109777 Jy ! Inverting map ! Added new window around map position (-63.6, -71.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257582 Jy ! Component: 100 - total flux cleaned = 0.000321253 Jy ! Component: 150 - total flux cleaned = 0.000377169 Jy ! Component: 200 - total flux cleaned = 0.000389703 Jy ! Total flux subtracted in 200 components = 0.000389703 Jy ! Clean residual min=-0.000450 max=0.000441 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0113674 Jy ! Adding 18 model components to the UV plane model. ! The established model now contains 48 components and 0.0113674 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=3.309 mas, bmaj=7.183 mas, bpa=-10.39 degrees ! Estimated noise=0.254671 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000142165 Jy ! Component: 100 - total flux cleaned = 0.000176582 Jy ! Component: 150 - total flux cleaned = 0.000190538 Jy ! Component: 200 - total flux cleaned = 0.000202556 Jy ! Total flux subtracted in 200 components = 0.000202556 Jy ! Clean residual min=-0.000531 max=0.000434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000127 Jy/beam ! Combined flux in latest and established models = 0.0115699 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 = 6.29058e-06 Jy ! Component: 100 - total flux cleaned = 1.1911e-05 Jy ! Component: 150 - total flux cleaned = 1.18851e-05 Jy ! Component: 200 - total flux cleaned = 1.35259e-05 Jy ! Total flux subtracted in 200 components = 1.35259e-05 Jy ! Clean residual min=-0.000533 max=0.000430 Jy/beam ! Clean residual mean=-0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0115835 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 57 components and 0.0115835 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.61 mas, bmaj=4.185 mas, bpa=-2.596 degrees ! Estimated noise=0.193316 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.64073e-05 Jy ! Component: 100 - total flux cleaned = -8.62933e-05 Jy ! Component: 150 - total flux cleaned = -9.55229e-05 Jy ! Component: 200 - total flux cleaned = -0.000103844 Jy ! Total flux subtracted in 200 components = -0.000103844 Jy ! Clean residual min=-0.000458 max=0.000445 Jy/beam ! Clean residual mean=-0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.0114796 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 68 components and 0.0114796 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=0.015871Jy sigma=0.670160 ! Fit after self-cal, rms=0.015867Jy sigma=0.669846 wmodel J1638+0042_C_map.mod ! Writing 68 model components to file: J1638+0042_C_map.mod wobs J1638+0042_C_uvs.fits ! Writing UV FITS file: J1638+0042_C_uvs.fits wwins J1638+0042_C_map.win ! wwins: Wrote 2 windows to J1638+0042_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 = 7.52352e-05 Jy ! Component: 100 - total flux cleaned = 0.000149113 Jy ! Component: 150 - total flux cleaned = 0.000226436 Jy ! Component: 200 - total flux cleaned = 0.000286683 Jy ! Component: 250 - total flux cleaned = 0.000344128 Jy ! Component: 300 - total flux cleaned = 0.000393463 Jy ! Component: 350 - total flux cleaned = 0.000453015 Jy ! Component: 400 - total flux cleaned = 0.000481899 Jy ! Component: 450 - total flux cleaned = 0.000504549 Jy ! Component: 500 - total flux cleaned = 0.00053767 Jy ! Component: 550 - total flux cleaned = 0.000569998 Jy ! Component: 600 - total flux cleaned = 0.000580656 Jy ! Component: 650 - total flux cleaned = 0.000617002 Jy ! Component: 700 - total flux cleaned = 0.000632208 Jy ! Component: 750 - total flux cleaned = 0.000647204 Jy ! Component: 800 - total flux cleaned = 0.000676459 Jy ! Component: 850 - total flux cleaned = 0.000676347 Jy ! Component: 900 - total flux cleaned = 0.000671617 Jy ! Component: 950 - total flux cleaned = 0.000676243 Jy ! Component: 1000 - total flux cleaned = 0.000666982 Jy ! Component: 1050 - total flux cleaned = 0.000667044 Jy ! Component: 1100 - total flux cleaned = 0.000667057 Jy ! Component: 1150 - total flux cleaned = 0.000675888 Jy ! Component: 1200 - total flux cleaned = 0.00066293 Jy ! Component: 1250 - total flux cleaned = 0.000680175 Jy ! Component: 1300 - total flux cleaned = 0.000705538 Jy ! Component: 1350 - total flux cleaned = 0.000713834 Jy ! Component: 1400 - total flux cleaned = 0.000705535 Jy ! Component: 1450 - total flux cleaned = 0.000709669 Jy ! Component: 1500 - total flux cleaned = 0.000721795 Jy ! Component: 1550 - total flux cleaned = 0.000729769 Jy ! Component: 1600 - total flux cleaned = 0.000721868 Jy ! Component: 1650 - total flux cleaned = 0.000729613 Jy ! Component: 1700 - total flux cleaned = 0.000737228 Jy ! Component: 1750 - total flux cleaned = 0.000729625 Jy ! Component: 1800 - total flux cleaned = 0.000729683 Jy ! Component: 1850 - total flux cleaned = 0.000729732 Jy ! Component: 1900 - total flux cleaned = 0.000726073 Jy ! Component: 1950 - total flux cleaned = 0.000729751 Jy ! Component: 2000 - total flux cleaned = 0.000726097 Jy ! Component: 2050 - total flux cleaned = 0.000729661 Jy ! Component: 2100 - total flux cleaned = 0.000722582 Jy ! Component: 2150 - total flux cleaned = 0.00072961 Jy ! Component: 2200 - total flux cleaned = 0.000736605 Jy ! Component: 2250 - total flux cleaned = 0.000740059 Jy ! Component: 2300 - total flux cleaned = 0.000760626 Jy ! Component: 2350 - total flux cleaned = 0.000767445 Jy ! Component: 2400 - total flux cleaned = 0.000777519 Jy ! Component: 2450 - total flux cleaned = 0.000787516 Jy ! Component: 2500 - total flux cleaned = 0.000787508 Jy ! Component: 2550 - total flux cleaned = 0.000800729 Jy ! Component: 2600 - total flux cleaned = 0.000810527 Jy ! Component: 2650 - total flux cleaned = 0.000820277 Jy ! Component: 2700 - total flux cleaned = 0.000826734 Jy ! Component: 2750 - total flux cleaned = 0.000833187 Jy ! Component: 2800 - total flux cleaned = 0.000852295 Jy ! Component: 2850 - total flux cleaned = 0.000855465 Jy ! Component: 2900 - total flux cleaned = 0.000874307 Jy ! Component: 2950 - total flux cleaned = 0.000880559 Jy ! Component: 3000 - total flux cleaned = 0.000889892 Jy ! Component: 3050 - total flux cleaned = 0.000905299 Jy ! Component: 3100 - total flux cleaned = 0.000914497 Jy ! Component: 3150 - total flux cleaned = 0.000935779 Jy ! Component: 3200 - total flux cleaned = 0.000941853 Jy ! Component: 3250 - total flux cleaned = 0.000956866 Jy ! Component: 3300 - total flux cleaned = 0.000959843 Jy ! Component: 3350 - total flux cleaned = 0.000965822 Jy ! Component: 3400 - total flux cleaned = 0.000977636 Jy ! Component: 3450 - total flux cleaned = 0.000998156 Jy ! Component: 3500 - total flux cleaned = 0.00101564 Jy ! Component: 3550 - total flux cleaned = 0.00103886 Jy ! Component: 3600 - total flux cleaned = 0.00105327 Jy ! Component: 3650 - total flux cleaned = 0.00106476 Jy ! Component: 3700 - total flux cleaned = 0.00106477 Jy ! Component: 3750 - total flux cleaned = 0.00108463 Jy ! Component: 3800 - total flux cleaned = 0.00109593 Jy ! Component: 3850 - total flux cleaned = 0.0011044 Jy ! Component: 3900 - total flux cleaned = 0.00110999 Jy ! Component: 3950 - total flux cleaned = 0.00112394 Jy ! Component: 4000 - total flux cleaned = 0.0011295 Jy ! Component: 4050 - total flux cleaned = 0.00114055 Jy ! Total flux subtracted in 4096 components = 0.00114055 Jy ! Clean residual min=-0.000154 max=0.000203 Jy/beam ! Clean residual mean=0.000000 rms=0.000049 Jy/beam ! Combined flux in latest and established models = 0.0126202 Jy keep ! Adding 274 model components to the UV plane model. ! The established model now contains 342 components and 0.0126202 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1638+0042_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.61 x 4.185 at -2.596 degrees (North through East) ! Clean map min=-0.00038172 max=0.0096488 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1638+0042_C_map.fits wmodel /vlbi/sb072/temp_maps//J1638+0042_C_map.mod ! Writing 342 model components to file: /vlbi/sb072/temp_maps//J1638+0042_C_map.mod wobs /vlbi/sb072/temp_maps//J1638+0042_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1638+0042_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1638+0042_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J1638+0042_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.00964882 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 4.78973e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.48922 1.48922 2.97844 5.95687 11.9137 23.8275 47.655 95.31 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.009 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 201.448 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1638+0042_C_dfm.log closed on Thu Jan 31 09:40:22 2019