! Started logfile: /vlbi/sb072/temp_maps//J1643-2316_X_dfm.log on Fri Jan 25 19:41:41 2019 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//J1643-2316_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1643-2316_X_uva.fits ! AN table 1: 6 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.962963 visibilities/baseline/integration-bin. ! Found source: J1643-2316 ! ! 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 1664 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 J1643-2316_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. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 1 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.013488Jy sigma=30.858316 ! Fit after self-cal, rms=0.858477Jy sigma=26.273395 ! 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=0.671 mas, bmaj=1.827 mas, bpa=-5.045 degrees ! Estimated noise=0.891525 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 = 0.103738 Jy ! Component: 100 - total flux cleaned = 0.128314 Jy ! Total flux subtracted in 100 components = 0.128314 Jy ! Clean residual min=-0.008647 max=0.014103 Jy/beam ! Clean residual mean=-0.000003 rms=0.001856 Jy/beam ! Combined flux in latest and established models = 0.128314 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.128314 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=0.055120Jy sigma=1.200203 ! Fit after self-cal, rms=0.055084Jy sigma=1.199412 ! Inverting map ! Added new window around map position (-8.4, 4.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138648 Jy ! Component: 100 - total flux cleaned = 0.0222488 Jy ! Total flux subtracted in 100 components = 0.0222488 Jy ! Clean residual min=-0.006754 max=0.006475 Jy/beam ! Clean residual mean=-0.000003 rms=0.001357 Jy/beam ! Combined flux in latest and established models = 0.150563 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.150563 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=0.049295Jy sigma=1.010988 ! Fit after self-cal, rms=0.049288Jy sigma=1.007594 ! 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=0.8994 mas, bmaj=2.263 mas, bpa=-3.988 degrees ! Estimated noise=0.620121 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 = 0.00986422 Jy ! Component: 100 - total flux cleaned = 0.0156847 Jy ! Component: 150 - total flux cleaned = 0.0196335 Jy ! Component: 200 - total flux cleaned = 0.0224785 Jy ! Total flux subtracted in 200 components = 0.0224785 Jy ! Clean residual min=-0.007524 max=0.009301 Jy/beam ! Clean residual mean=-0.000018 rms=0.002087 Jy/beam ! Combined flux in latest and established models = 0.173041 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 41 components and 0.173041 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=0.046285Jy sigma=0.934583 ! Fit after self-cal, rms=0.046260Jy sigma=0.929994 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8994 x 2.263 at -3.988 degrees (North through East) ! Clean map min=-0.0070153 max=0.13812 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 KP 0.99 LA 1.00 ! MK 0.98 NL 1.10 OV 1.11 PT 0.85 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 KP 1.04 LA 0.95 ! MK 1.00 NL 1.12 OV 1.14 PT 0.82 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 KP 1.05 LA 0.96 ! MK 1.01 NL 1.06 OV 1.11 PT 0.83 ! SC 1.03 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 KP 1.01 LA 0.97 ! MK 0.99 NL 1.10 OV 1.08 PT 0.82 ! SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.04 KP 1.01 LA 0.94 ! MK 0.99 NL 1.05 OV 1.11 PT 0.81 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 KP 1.00 LA 0.95 ! MK 0.98 NL 1.04 OV 1.14 PT 0.80 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.01 KP 1.01 LA 1.01 ! MK 0.98 NL 1.06 OV 1.09 PT 0.81 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 KP 1.01 LA 0.98 ! MK 0.96 NL 1.02 OV 1.05 PT 0.83 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.046260Jy sigma=0.929994 ! Fit after self-cal, rms=0.039759Jy sigma=0.821518 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8995 mas, bmaj=2.259 mas, bpa=-4.052 degrees ! Estimated noise=0.614875 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 (3.4, -17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00825787 Jy ! Component: 100 - total flux cleaned = 0.0124703 Jy ! Component: 150 - total flux cleaned = 0.0148779 Jy ! Component: 200 - total flux cleaned = 0.016064 Jy ! Total flux subtracted in 200 components = 0.016064 Jy ! Clean residual min=-0.002847 max=0.004317 Jy/beam ! Clean residual mean=0.000000 rms=0.000925 Jy/beam ! Combined flux in latest and established models = 0.189105 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 85 components and 0.189105 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=0.037915Jy sigma=0.746139 ! Fit after self-cal, rms=0.037782Jy sigma=0.743782 ! 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=0.037782Jy sigma=0.743782 ! Fit after self-cal, rms=0.037370Jy sigma=0.741085 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9005 mas, bmaj=2.261 mas, bpa=-3.983 degrees ! Estimated noise=0.611806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000469268 Jy ! Component: 100 - total flux cleaned = 0.00110643 Jy ! Component: 150 - total flux cleaned = 0.00146837 Jy ! Component: 200 - total flux cleaned = 0.00168603 Jy ! Total flux subtracted in 200 components = 0.00168603 Jy ! Clean residual min=-0.002652 max=0.003471 Jy/beam ! Clean residual mean=0.000001 rms=0.000786 Jy/beam ! Combined flux in latest and established models = 0.190791 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 106 components and 0.190791 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=0.037174Jy sigma=0.732014 ! Fit after self-cal, rms=0.037153Jy sigma=0.731333 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) ! Added new window around map position (13.8, 11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00287194 Jy ! Component: 100 - total flux cleaned = 0.00377196 Jy ! Component: 150 - total flux cleaned = 0.00435804 Jy ! Component: 200 - total flux cleaned = 0.00486333 Jy ! Total flux subtracted in 200 components = 0.00486333 Jy ! Clean residual min=-0.002616 max=0.003179 Jy/beam ! Clean residual mean=0.000000 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.195655 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 123 components and 0.195655 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=0.036888Jy sigma=0.720691 ! Fit after self-cal, rms=0.036883Jy sigma=0.720353 ! Inverting map ! Added new window around map position (-3.4, 1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00310316 Jy ! Component: 100 - total flux cleaned = 0.00475184 Jy ! Component: 150 - total flux cleaned = 0.00536619 Jy ! Component: 200 - total flux cleaned = 0.00581229 Jy ! Total flux subtracted in 200 components = 0.00581229 Jy ! Clean residual min=-0.002165 max=0.002016 Jy/beam ! Clean residual mean=0.000002 rms=0.000511 Jy/beam ! Combined flux in latest and established models = 0.201467 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 145 components and 0.201467 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=0.036574Jy sigma=0.707733 ! Fit after self-cal, rms=0.036562Jy sigma=0.707319 ! 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=0.036562Jy sigma=0.707319 ! Fit after self-cal, rms=0.036388Jy sigma=0.706475 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8995 mas, bmaj=2.258 mas, bpa=-3.953 degrees ! Estimated noise=0.609273 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000690687 Jy ! Component: 100 - total flux cleaned = 0.000900025 Jy ! Component: 150 - total flux cleaned = 0.00102581 Jy ! Component: 200 - total flux cleaned = 0.00105555 Jy ! Total flux subtracted in 200 components = 0.00105555 Jy ! Clean residual min=-0.001879 max=0.001933 Jy/beam ! Clean residual mean=0.000001 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.202522 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 162 components and 0.202522 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=0.036324Jy sigma=0.704175 ! Fit after self-cal, rms=0.036321Jy sigma=0.704089 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000155663 Jy ! Component: 100 - total flux cleaned = 0.000102237 Jy ! Component: 150 - total flux cleaned = 2.50005e-05 Jy ! Component: 200 - total flux cleaned = -7.21813e-05 Jy ! Total flux subtracted in 200 components = -7.21813e-05 Jy ! Clean residual min=-0.001839 max=0.001893 Jy/beam ! Clean residual mean=0.000001 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.20245 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 168 components and 0.20245 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=0.036286Jy sigma=0.702657 ! Fit after self-cal, rms=0.036285Jy sigma=0.702611 ! 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=0.036285Jy sigma=0.702611 ! Fit after self-cal, rms=0.036303Jy sigma=0.702508 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.504 mas, bmaj=5.335 mas, bpa=-0.2999 degrees ! Estimated noise=0.789185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000487499 Jy ! Component: 100 - total flux cleaned = -0.000516779 Jy ! Component: 150 - total flux cleaned = -0.000487628 Jy ! Component: 200 - total flux cleaned = -0.000512962 Jy ! Total flux subtracted in 200 components = -0.000512962 Jy ! Clean residual min=-0.002008 max=0.002115 Jy/beam ! Clean residual mean=0.000002 rms=0.000590 Jy/beam ! Combined flux in latest and established models = 0.201937 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 175 components and 0.201937 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=0.036264Jy sigma=0.702155 ! Fit after self-cal, rms=0.036261Jy sigma=0.702055 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.98882e-05 Jy ! Component: 100 - total flux cleaned = 7.91694e-06 Jy ! Component: 150 - total flux cleaned = -1.23443e-05 Jy ! Component: 200 - total flux cleaned = -7.09028e-05 Jy ! Total flux subtracted in 200 components = -7.09028e-05 Jy ! Clean residual min=-0.001983 max=0.002014 Jy/beam ! Clean residual mean=0.000003 rms=0.000566 Jy/beam ! Combined flux in latest and established models = 0.201866 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 191 components and 0.201866 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=0.036252Jy sigma=0.702225 ! Fit after self-cal, rms=0.036251Jy sigma=0.702179 ! 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=0.899 mas, bmaj=2.256 mas, bpa=-3.947 degrees ! Estimated noise=0.608963 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.899 x 2.256 at -3.947 degrees (North through East) ! Clean map min=-0.001613 max=0.1374 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=0.6695 mas, bmaj=1.821 mas, bpa=-4.869 degrees ! Estimated noise=0.878905 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.102252 Jy ! Component: 100 - total flux cleaned = 0.127343 Jy ! Component: 150 - total flux cleaned = 0.140431 Jy ! Component: 200 - total flux cleaned = 0.148537 Jy ! Total flux subtracted in 200 components = 0.148537 Jy ! Clean residual min=-0.005155 max=0.004958 Jy/beam ! Clean residual mean=-0.000001 rms=0.001110 Jy/beam ! Combined flux in latest and established models = 0.148537 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.148537 Jy ! Inverting map and beam ! Estimated beam: bmin=0.899 mas, bmaj=2.256 mas, bpa=-3.947 degrees ! Estimated noise=0.608963 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 (-6.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0105677 Jy ! Component: 100 - total flux cleaned = 0.0180427 Jy ! Component: 150 - total flux cleaned = 0.0238728 Jy ! Component: 200 - total flux cleaned = 0.0286282 Jy ! Total flux subtracted in 200 components = 0.0286282 Jy ! Clean residual min=-0.003288 max=0.003539 Jy/beam ! Clean residual mean=-0.000003 rms=0.000975 Jy/beam ! Combined flux in latest and established models = 0.177165 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 60 components and 0.177165 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=2.504 mas, bmaj=5.335 mas, bpa=-0.2999 degrees ! Estimated noise=0.789185 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00616034 Jy ! Component: 100 - total flux cleaned = 0.0105143 Jy ! Component: 150 - total flux cleaned = 0.0138105 Jy ! Component: 200 - total flux cleaned = 0.0163499 Jy ! Total flux subtracted in 200 components = 0.0163499 Jy ! Clean residual min=-0.002753 max=0.002098 Jy/beam ! Clean residual mean=0.000000 rms=0.000808 Jy/beam ! Combined flux in latest and established models = 0.193515 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 = 0.00197786 Jy ! Component: 100 - total flux cleaned = 0.00354379 Jy ! Component: 150 - total flux cleaned = 0.0047953 Jy ! Component: 200 - total flux cleaned = 0.00579975 Jy ! Total flux subtracted in 200 components = 0.00579975 Jy ! Clean residual min=-0.002177 max=0.001842 Jy/beam ! Clean residual mean=0.000002 rms=0.000610 Jy/beam ! Combined flux in latest and established models = 0.199315 Jy ! Adding 79 model components to the UV plane model. ! The established model now contains 130 components and 0.199315 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.899 mas, bmaj=2.256 mas, bpa=-3.947 degrees ! Estimated noise=0.608963 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011948 Jy ! Component: 100 - total flux cleaned = 0.00166225 Jy ! Component: 150 - total flux cleaned = 0.00207644 Jy ! Component: 200 - total flux cleaned = 0.00230295 Jy ! Total flux subtracted in 200 components = 0.00230295 Jy ! Clean residual min=-0.001922 max=0.001701 Jy/beam ! Clean residual mean=0.000001 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.201618 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 151 components and 0.201618 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=0.036294Jy sigma=0.702609 ! Fit after self-cal, rms=0.036270Jy sigma=0.700790 wmodel J1643-2316_X_map.mod ! Writing 151 model components to file: J1643-2316_X_map.mod wobs J1643-2316_X_uvs.fits ! Writing UV FITS file: J1643-2316_X_uvs.fits wwins J1643-2316_X_map.win ! wwins: Wrote 6 windows to J1643-2316_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000161713 Jy ! Component: 100 - total flux cleaned = -4.81287e-05 Jy ! Component: 150 - total flux cleaned = -7.51566e-05 Jy ! Component: 200 - total flux cleaned = -0.0001014 Jy ! Component: 250 - total flux cleaned = -0.000126016 Jy ! Component: 300 - total flux cleaned = -0.000103073 Jy ! Component: 350 - total flux cleaned = -0.000216334 Jy ! Component: 400 - total flux cleaned = -0.000325535 Jy ! Component: 450 - total flux cleaned = -0.000389533 Jy ! Component: 500 - total flux cleaned = -0.000409644 Jy ! Component: 550 - total flux cleaned = -0.000389385 Jy ! Component: 600 - total flux cleaned = -0.000329659 Jy ! Component: 650 - total flux cleaned = -0.000252079 Jy ! Component: 700 - total flux cleaned = -0.000176061 Jy ! Component: 750 - total flux cleaned = -0.00010148 Jy ! Component: 800 - total flux cleaned = 2.61532e-05 Jy ! Component: 850 - total flux cleaned = 4.39738e-05 Jy ! Component: 900 - total flux cleaned = 0.000132141 Jy ! Component: 950 - total flux cleaned = 0.000218741 Jy ! Component: 1000 - total flux cleaned = 0.000269599 Jy ! Component: 1050 - total flux cleaned = 0.000320216 Jy ! Component: 1100 - total flux cleaned = 0.000419516 Jy ! Component: 1150 - total flux cleaned = 0.000484531 Jy ! Component: 1200 - total flux cleaned = 0.00061262 Jy ! Component: 1250 - total flux cleaned = 0.000643984 Jy ! Component: 1300 - total flux cleaned = 0.000706238 Jy ! Component: 1350 - total flux cleaned = 0.000737203 Jy ! Component: 1400 - total flux cleaned = 0.00081324 Jy ! Component: 1450 - total flux cleaned = 0.000843015 Jy ! Component: 1500 - total flux cleaned = 0.000887277 Jy ! Component: 1550 - total flux cleaned = 0.00090195 Jy ! Component: 1600 - total flux cleaned = 0.000930686 Jy ! Component: 1650 - total flux cleaned = 0.000959079 Jy ! Component: 1700 - total flux cleaned = 0.00101542 Jy ! Component: 1750 - total flux cleaned = 0.00104324 Jy ! Component: 1800 - total flux cleaned = 0.00111189 Jy ! Component: 1850 - total flux cleaned = 0.00115264 Jy ! Component: 1900 - total flux cleaned = 0.00119312 Jy ! Component: 1950 - total flux cleaned = 0.00125943 Jy ! Component: 2000 - total flux cleaned = 0.00129861 Jy ! Component: 2050 - total flux cleaned = 0.00131161 Jy ! Component: 2100 - total flux cleaned = 0.00136309 Jy ! Component: 2150 - total flux cleaned = 0.00136298 Jy ! Component: 2200 - total flux cleaned = 0.00138828 Jy ! Component: 2250 - total flux cleaned = 0.00140068 Jy ! Component: 2300 - total flux cleaned = 0.00141297 Jy ! Component: 2350 - total flux cleaned = 0.00146208 Jy ! Component: 2400 - total flux cleaned = 0.00143777 Jy ! Component: 2450 - total flux cleaned = 0.00140162 Jy ! Component: 2500 - total flux cleaned = 0.00140171 Jy ! Component: 2550 - total flux cleaned = 0.00143723 Jy ! Component: 2600 - total flux cleaned = 0.0014373 Jy ! Component: 2650 - total flux cleaned = 0.00147216 Jy ! Component: 2700 - total flux cleaned = 0.00149522 Jy ! Component: 2750 - total flux cleaned = 0.00151817 Jy ! Component: 2800 - total flux cleaned = 0.00154086 Jy ! Component: 2850 - total flux cleaned = 0.00152947 Jy ! Component: 2900 - total flux cleaned = 0.0015406 Jy ! Component: 2950 - total flux cleaned = 0.00156272 Jy ! Component: 3000 - total flux cleaned = 0.00151866 Jy ! Component: 3050 - total flux cleaned = 0.00156243 Jy ! Component: 3100 - total flux cleaned = 0.00159502 Jy ! Component: 3150 - total flux cleaned = 0.0015626 Jy ! Component: 3200 - total flux cleaned = 0.00156267 Jy ! Component: 3250 - total flux cleaned = 0.00158396 Jy ! Component: 3300 - total flux cleaned = 0.00161565 Jy ! Component: 3350 - total flux cleaned = 0.00162626 Jy ! Component: 3400 - total flux cleaned = 0.00163672 Jy ! Component: 3450 - total flux cleaned = 0.00163673 Jy ! Component: 3500 - total flux cleaned = 0.00159554 Jy ! Component: 3550 - total flux cleaned = 0.00166752 Jy ! Component: 3600 - total flux cleaned = 0.00165733 Jy ! Component: 3650 - total flux cleaned = 0.00169794 Jy ! Component: 3700 - total flux cleaned = 0.0017081 Jy ! Component: 3750 - total flux cleaned = 0.00168796 Jy ! Component: 3800 - total flux cleaned = 0.00170805 Jy ! Component: 3850 - total flux cleaned = 0.0017378 Jy ! Component: 3900 - total flux cleaned = 0.00173781 Jy ! Component: 3950 - total flux cleaned = 0.00176726 Jy ! Component: 4000 - total flux cleaned = 0.00178683 Jy ! Component: 4050 - total flux cleaned = 0.00179661 Jy ! Total flux subtracted in 4096 components = 0.00181597 Jy ! Clean residual min=-0.000541 max=0.000698 Jy/beam ! Clean residual mean=0.000001 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.203434 Jy keep ! Adding 261 model components to the UV plane model. ! The established model now contains 412 components and 0.203434 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1643-2316_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.899 x 2.256 at -3.947 degrees (North through East) ! Clean map min=-0.00094662 max=0.13812 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1643-2316_X_map.fits wmodel /vlbi/sb072/temp_maps//J1643-2316_X_map.mod ! Writing 412 model components to file: /vlbi/sb072/temp_maps//J1643-2316_X_map.mod wobs /vlbi/sb072/temp_maps//J1643-2316_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1643-2316_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1643-2316_X_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1643-2316_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.13812 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000160135 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.347815 0.347815 0.69563 1.39126 2.78252 5.56504 11.1301 22.2602 44.5203 89.0406 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.138 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 862.527 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1643-2316_X_dfm.log closed on Fri Jan 25 19:41:45 2019