! Started logfile: /vlbi/sb072/temp_maps//J0845-2807_C_dfm.log on Tue Mar 5 22:51:15 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//J0845-2807_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0845-2807_C_uva.fits ! AN table 1: 5 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0845-2807 ! ! 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 1440 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 J0845-2807_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. ! ! 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=1.000437Jy sigma=36.628093 ! Fit after self-cal, rms=0.960129Jy sigma=35.075717 ! 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=1.277 mas, bmaj=3.386 mas, bpa=-2.468 degrees ! Estimated noise=0.7766 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 = 0.0256511 Jy ! Component: 100 - total flux cleaned = 0.0386313 Jy ! Total flux subtracted in 100 components = 0.0386313 Jy ! Clean residual min=-0.003436 max=0.007956 Jy/beam ! Clean residual mean=-0.000022 rms=0.001213 Jy/beam ! Combined flux in latest and established models = 0.0386313 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 32 components and 0.0386313 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=0.029888Jy sigma=1.081867 ! Fit after self-cal, rms=0.029112Jy sigma=1.056682 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00839101 Jy ! Component: 100 - total flux cleaned = 0.0134274 Jy ! Total flux subtracted in 100 components = 0.0134274 Jy ! Clean residual min=-0.002933 max=0.005678 Jy/beam ! Clean residual mean=-0.000012 rms=0.000852 Jy/beam ! Combined flux in latest and established models = 0.0520586 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 44 components and 0.0520586 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=0.024441Jy sigma=0.862042 ! Fit after self-cal, rms=0.024420Jy sigma=0.861132 ! Inverting map ! Added new window around map position (3, 3.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00524904 Jy ! Component: 100 - total flux cleaned = 0.00850142 Jy ! Total flux subtracted in 100 components = 0.00850142 Jy ! Clean residual min=-0.002599 max=0.003136 Jy/beam ! Clean residual mean=-0.000008 rms=0.000652 Jy/beam ! Combined flux in latest and established models = 0.0605601 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.0605601 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=0.022452Jy sigma=0.776878 ! Fit after self-cal, rms=0.022354Jy sigma=0.773067 ! 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=1.621 mas, bmaj=4.148 mas, bpa=-3.63 degrees ! Estimated noise=0.523921 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 = 0.00503835 Jy ! Component: 100 - total flux cleaned = 0.00797913 Jy ! Component: 150 - total flux cleaned = 0.00975857 Jy ! Component: 200 - total flux cleaned = 0.0108531 Jy ! Total flux subtracted in 200 components = 0.0108531 Jy ! Clean residual min=-0.002065 max=0.002734 Jy/beam ! Clean residual mean=-0.000002 rms=0.000629 Jy/beam ! Combined flux in latest and established models = 0.0714132 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 88 components and 0.0714132 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=0.021297Jy sigma=0.722067 ! Fit after self-cal, rms=0.021267Jy sigma=0.720532 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.621 x 4.148 at -3.63 degrees (North through East) ! Clean map min=-0.0019447 max=0.036091 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 KP 1.05 LA 1.00 ! MK 1.30 NL 1.21 OV 1.01 PT 0.94 ! SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.85 KP 1.02 LA 1.03 ! MK 1.25 NL 1.17 OV 1.02 PT 0.97 ! SC 1.11 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 0.95 KP 0.96 LA 0.94 ! MK 1.28 NL 1.20 OV 1.01 PT 0.99 ! SC 0.91 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 KP 0.94 LA 1.02 ! MK 1.32 NL 1.12 OV 1.03 PT 0.95 ! SC 1.15 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.35 FD 0.88 KP 0.94 LA 0.97 ! MK 1.26 NL 1.05 OV 1.10 PT 0.95 ! SC 1.17 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 KP 1.00 LA 0.99 ! MK 0.92 NL 1.12 OV 1.12 PT 0.94 ! SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 KP 1.01 LA 1.09 ! MK 0.75 NL 0.96 OV 1.07 PT 0.93 ! SC 0.79 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.92 KP 1.01 LA 0.99 ! MK 0.67 NL 0.80 OV 0.99 PT 0.93 ! SC 1.19 ! ! ! Fit before self-cal, rms=0.021267Jy sigma=0.720532 ! Fit after self-cal, rms=0.023082Jy sigma=0.693489 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.625 mas, bmaj=4.17 mas, bpa=-3.762 degrees ! Estimated noise=0.527762 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 = 2.44509e-05 Jy ! Component: 100 - total flux cleaned = 2.49329e-05 Jy ! Component: 150 - total flux cleaned = 9.22741e-06 Jy ! Component: 200 - total flux cleaned = -5.38423e-06 Jy ! Total flux subtracted in 200 components = -5.38423e-06 Jy ! Clean residual min=-0.001684 max=0.001936 Jy/beam ! Clean residual mean=-0.000001 rms=0.000450 Jy/beam ! Combined flux in latest and established models = 0.0714078 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 92 components and 0.0714078 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=0.023057Jy sigma=0.692649 ! Fit after self-cal, rms=0.023087Jy sigma=0.692320 ! 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=0.023087Jy sigma=0.692320 ! Fit after self-cal, rms=0.023252Jy sigma=0.692288 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.626 mas, bmaj=4.172 mas, bpa=-3.646 degrees ! Estimated noise=0.528737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.68436e-05 Jy ! Component: 100 - total flux cleaned = 2.50299e-06 Jy ! Component: 150 - total flux cleaned = -2.3794e-05 Jy ! Component: 200 - total flux cleaned = -3.60365e-05 Jy ! Total flux subtracted in 200 components = -3.60365e-05 Jy ! Clean residual min=-0.001664 max=0.001931 Jy/beam ! Clean residual mean=-0.000001 rms=0.000444 Jy/beam ! Combined flux in latest and established models = 0.0713718 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 93 components and 0.0713718 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=0.023236Jy sigma=0.691748 ! Fit after self-cal, rms=0.023233Jy sigma=0.691714 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 (40.5, -9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133909 Jy ! Component: 100 - total flux cleaned = 0.00122637 Jy ! Component: 150 - total flux cleaned = 0.00117868 Jy ! Component: 200 - total flux cleaned = 0.00117753 Jy ! Total flux subtracted in 200 components = 0.00117753 Jy ! Clean residual min=-0.001721 max=0.001905 Jy/beam ! Clean residual mean=-0.000000 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0725493 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 105 components and 0.0725493 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=0.023070Jy sigma=0.688165 ! Fit after self-cal, rms=0.023056Jy sigma=0.687827 ! Inverting map ! Added new window around map position (9.3, -0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00161973 Jy ! Component: 100 - total flux cleaned = 0.00222705 Jy ! Component: 150 - total flux cleaned = 0.00235324 Jy ! Component: 200 - total flux cleaned = 0.00241885 Jy ! Total flux subtracted in 200 components = 0.00241885 Jy ! Clean residual min=-0.001575 max=0.001329 Jy/beam ! Clean residual mean=-0.000001 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.0749682 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 130 components and 0.0749682 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=0.022916Jy sigma=0.682971 ! Fit after self-cal, rms=0.022898Jy sigma=0.682468 ! 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=0.022898Jy sigma=0.682468 ! Fit after self-cal, rms=0.022597Jy sigma=0.681830 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.623 mas, bmaj=4.162 mas, bpa=-3.562 degrees ! Estimated noise=0.525593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678196 Jy ! Component: 100 - total flux cleaned = 0.000739182 Jy ! Component: 150 - total flux cleaned = 0.000739125 Jy ! Component: 200 - total flux cleaned = 0.000706706 Jy ! Total flux subtracted in 200 components = 0.000706706 Jy ! Clean residual min=-0.001537 max=0.001223 Jy/beam ! Clean residual mean=-0.000001 rms=0.000342 Jy/beam ! Combined flux in latest and established models = 0.0756749 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 140 components and 0.0756749 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=0.022558Jy sigma=0.680690 ! Fit after self-cal, rms=0.022553Jy sigma=0.680604 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 = 0.000162615 Jy ! Component: 100 - total flux cleaned = 0.000177222 Jy ! Component: 150 - total flux cleaned = 0.000176955 Jy ! Component: 200 - total flux cleaned = 0.000189523 Jy ! Total flux subtracted in 200 components = 0.000189523 Jy ! Clean residual min=-0.001528 max=0.001229 Jy/beam ! Clean residual mean=-0.000001 rms=0.000338 Jy/beam ! Combined flux in latest and established models = 0.0758644 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 145 components and 0.0758644 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=0.022532Jy sigma=0.680099 ! Fit after self-cal, rms=0.022531Jy sigma=0.680075 ! 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=0.022531Jy sigma=0.680075 ! Fit after self-cal, rms=0.022627Jy sigma=0.679967 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.441 mas, bmaj=11.12 mas, bpa=-0.6995 degrees ! Estimated noise=0.650389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000245241 Jy ! Component: 100 - total flux cleaned = 0.000225528 Jy ! Component: 150 - total flux cleaned = 0.000216739 Jy ! Component: 200 - total flux cleaned = 0.000208847 Jy ! Total flux subtracted in 200 components = 0.000208847 Jy ! Clean residual min=-0.001705 max=0.001468 Jy/beam ! Clean residual mean=-0.000001 rms=0.000428 Jy/beam ! Combined flux in latest and established models = 0.0760733 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 156 components and 0.0760732 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=0.022619Jy sigma=0.679779 ! Fit after self-cal, rms=0.022616Jy sigma=0.679765 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 = 1.71827e-05 Jy ! Component: 100 - total flux cleaned = 2.14445e-06 Jy ! Component: 150 - total flux cleaned = -1.8655e-05 Jy ! Component: 200 - total flux cleaned = -5.21923e-05 Jy ! Total flux subtracted in 200 components = -5.21923e-05 Jy ! Clean residual min=-0.001696 max=0.001446 Jy/beam ! Clean residual mean=-0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.0760211 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 160 components and 0.076021 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=0.022613Jy sigma=0.679707 ! Fit after self-cal, rms=0.022612Jy sigma=0.679700 ! 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=1.627 mas, bmaj=4.171 mas, bpa=-3.509 degrees ! Estimated noise=0.528045 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.627 x 4.171 at -3.509 degrees (North through East) ! Clean map min=-0.0014608 max=0.035909 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=1.266 mas, bmaj=3.404 mas, bpa=-2.6 degrees ! Estimated noise=0.794612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0268817 Jy ! Component: 100 - total flux cleaned = 0.0403313 Jy ! Component: 150 - total flux cleaned = 0.0490378 Jy ! Component: 200 - total flux cleaned = 0.0548439 Jy ! Total flux subtracted in 200 components = 0.0548439 Jy ! Clean residual min=-0.002336 max=0.003656 Jy/beam ! Clean residual mean=-0.000010 rms=0.000723 Jy/beam ! Combined flux in latest and established models = 0.0548439 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 39 model components to the UV plane model. ! The established model now contains 39 components and 0.0548439 Jy ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=4.171 mas, bpa=-3.509 degrees ! Estimated noise=0.528045 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 (1.2, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00683398 Jy ! Component: 100 - total flux cleaned = 0.010684 Jy ! Component: 150 - total flux cleaned = 0.013339 Jy ! Component: 200 - total flux cleaned = 0.0153558 Jy ! Total flux subtracted in 200 components = 0.0153558 Jy ! Clean residual min=-0.001763 max=0.001854 Jy/beam ! Clean residual mean=-0.000002 rms=0.000460 Jy/beam ! Combined flux in latest and established models = 0.0701997 Jy ! Adding 54 model components to the UV plane model. ! The established model now contains 87 components and 0.0701998 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=4.441 mas, bmaj=11.12 mas, bpa=-0.6995 degrees ! Estimated noise=0.650389 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242134 Jy ! Component: 100 - total flux cleaned = 0.00385087 Jy ! Component: 150 - total flux cleaned = 0.00457178 Jy ! Component: 200 - total flux cleaned = 0.00493936 Jy ! Total flux subtracted in 200 components = 0.00493936 Jy ! Clean residual min=-0.001698 max=0.001295 Jy/beam ! Clean residual mean=-0.000001 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.0751391 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 = 0.000295662 Jy ! Component: 100 - total flux cleaned = 0.00053332 Jy ! Component: 150 - total flux cleaned = 0.000725221 Jy ! Component: 200 - total flux cleaned = 0.000836404 Jy ! Total flux subtracted in 200 components = 0.000836404 Jy ! Clean residual min=-0.001653 max=0.001367 Jy/beam ! Clean residual mean=-0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 0.0759755 Jy ! Adding 67 model components to the UV plane model. ! The established model now contains 142 components and 0.0759755 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=4.171 mas, bpa=-3.509 degrees ! Estimated noise=0.528045 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.86492e-05 Jy ! Component: 100 - total flux cleaned = 5.39355e-06 Jy ! Component: 150 - total flux cleaned = 7.5647e-06 Jy ! Component: 200 - total flux cleaned = -1.62874e-05 Jy ! Total flux subtracted in 200 components = -1.62874e-05 Jy ! Clean residual min=-0.001475 max=0.001168 Jy/beam ! Clean residual mean=-0.000001 rms=0.000339 Jy/beam ! Combined flux in latest and established models = 0.0759592 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 162 components and 0.0759592 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=0.022659Jy sigma=0.681088 ! Fit after self-cal, rms=0.022638Jy sigma=0.680870 wmodel J0845-2807_C_map.mod ! Writing 162 model components to file: J0845-2807_C_map.mod wobs J0845-2807_C_uvs.fits ! Writing UV FITS file: J0845-2807_C_uvs.fits wwins J0845-2807_C_map.win ! wwins: Wrote 5 windows to J0845-2807_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 = -0.000584747 Jy ! Component: 100 - total flux cleaned = -0.000827495 Jy ! Component: 150 - total flux cleaned = -0.00105624 Jy ! Component: 200 - total flux cleaned = -0.00117484 Jy ! Component: 250 - total flux cleaned = -0.00128816 Jy ! Component: 300 - total flux cleaned = -0.00126988 Jy ! Component: 350 - total flux cleaned = -0.00132353 Jy ! Component: 400 - total flux cleaned = -0.00135786 Jy ! Component: 450 - total flux cleaned = -0.00140817 Jy ! Component: 500 - total flux cleaned = -0.0013596 Jy ! Component: 550 - total flux cleaned = -0.0013439 Jy ! Component: 600 - total flux cleaned = -0.0013125 Jy ! Component: 650 - total flux cleaned = -0.00122137 Jy ! Component: 700 - total flux cleaned = -0.00117661 Jy ! Component: 750 - total flux cleaned = -0.00111833 Jy ! Component: 800 - total flux cleaned = -0.00104735 Jy ! Component: 850 - total flux cleaned = -0.00103341 Jy ! Component: 900 - total flux cleaned = -0.000991983 Jy ! Component: 950 - total flux cleaned = -0.000924726 Jy ! Component: 1000 - total flux cleaned = -0.000858794 Jy ! Component: 1050 - total flux cleaned = -0.000807127 Jy ! Component: 1100 - total flux cleaned = -0.000743552 Jy ! Component: 1150 - total flux cleaned = -0.000693554 Jy ! Component: 1200 - total flux cleaned = -0.000656441 Jy ! Component: 1250 - total flux cleaned = -0.000583571 Jy ! Component: 1300 - total flux cleaned = -0.000512079 Jy ! Component: 1350 - total flux cleaned = -0.000430013 Jy ! Component: 1400 - total flux cleaned = -0.000326183 Jy ! Component: 1450 - total flux cleaned = -0.000257995 Jy ! Component: 1500 - total flux cleaned = -0.000213137 Jy ! Component: 1550 - total flux cleaned = -0.000135625 Jy ! Component: 1600 - total flux cleaned = -0.000102796 Jy ! Component: 1650 - total flux cleaned = -4.87624e-05 Jy ! Component: 1700 - total flux cleaned = -1.67922e-05 Jy ! Component: 1750 - total flux cleaned = -2.71714e-05 Jy ! Component: 1800 - total flux cleaned = 3.5458e-05 Jy ! Component: 1850 - total flux cleaned = 3.54038e-05 Jy ! Component: 1900 - total flux cleaned = 6.58952e-05 Jy ! Component: 1950 - total flux cleaned = 0.000116108 Jy ! Component: 2000 - total flux cleaned = 0.000116051 Jy ! Component: 2050 - total flux cleaned = 0.000185016 Jy ! Component: 2100 - total flux cleaned = 0.000194613 Jy ! Component: 2150 - total flux cleaned = 0.000242863 Jy ! Component: 2200 - total flux cleaned = 0.000261831 Jy ! Component: 2250 - total flux cleaned = 0.00029015 Jy ! Component: 2300 - total flux cleaned = 0.000327523 Jy ! Component: 2350 - total flux cleaned = 0.000355102 Jy ! Component: 2400 - total flux cleaned = 0.000364316 Jy ! Component: 2450 - total flux cleaned = 0.000373379 Jy ! Component: 2500 - total flux cleaned = 0.000373271 Jy ! Component: 2550 - total flux cleaned = 0.000390962 Jy ! Component: 2600 - total flux cleaned = 0.000390945 Jy ! Component: 2650 - total flux cleaned = 0.000408436 Jy ! Component: 2700 - total flux cleaned = 0.000451783 Jy ! Component: 2750 - total flux cleaned = 0.00046029 Jy ! Component: 2800 - total flux cleaned = 0.000468818 Jy ! Component: 2850 - total flux cleaned = 0.000494092 Jy ! Component: 2900 - total flux cleaned = 0.000510829 Jy ! Component: 2950 - total flux cleaned = 0.000535782 Jy ! Component: 3000 - total flux cleaned = 0.000552205 Jy ! Component: 3050 - total flux cleaned = 0.00057672 Jy ! Component: 3100 - total flux cleaned = 0.000609246 Jy ! Component: 3150 - total flux cleaned = 0.000617255 Jy ! Component: 3200 - total flux cleaned = 0.000593289 Jy ! Component: 3250 - total flux cleaned = 0.000593383 Jy ! Component: 3300 - total flux cleaned = 0.00062504 Jy ! Component: 3350 - total flux cleaned = 0.000609375 Jy ! Component: 3400 - total flux cleaned = 0.000625007 Jy ! Component: 3450 - total flux cleaned = 0.000617291 Jy ! Component: 3500 - total flux cleaned = 0.000648108 Jy ! Component: 3550 - total flux cleaned = 0.000655821 Jy ! Component: 3600 - total flux cleaned = 0.000632994 Jy ! Component: 3650 - total flux cleaned = 0.000625505 Jy ! Component: 3700 - total flux cleaned = 0.000655588 Jy ! Component: 3750 - total flux cleaned = 0.000655617 Jy ! Component: 3800 - total flux cleaned = 0.000663026 Jy ! Component: 3850 - total flux cleaned = 0.000677778 Jy ! Component: 3900 - total flux cleaned = 0.000685137 Jy ! Component: 3950 - total flux cleaned = 0.000721661 Jy ! Component: 4000 - total flux cleaned = 0.000707073 Jy ! Component: 4050 - total flux cleaned = 0.00073603 Jy ! Total flux subtracted in 4096 components = 0.000743205 Jy ! Clean residual min=-0.000365 max=0.000388 Jy/beam ! Clean residual mean=-0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0767024 Jy keep ! Adding 252 model components to the UV plane model. ! The established model now contains 414 components and 0.0767024 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0845-2807_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.627 x 4.171 at -3.509 degrees (North through East) ! Clean map min=-0.0012036 max=0.03683 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0845-2807_C_map.fits wmodel /vlbi/sb072/temp_maps//J0845-2807_C_map.mod ! Writing 414 model components to file: /vlbi/sb072/temp_maps//J0845-2807_C_map.mod wobs /vlbi/sb072/temp_maps//J0845-2807_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0845-2807_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0845-2807_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J0845-2807_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0368304 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00012702 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.03463 1.03463 2.06926 4.13853 8.27706 16.5541 33.1082 66.2164 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.036 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 289.958 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0845-2807_C_dfm.log closed on Tue Mar 5 22:51:20 2019