! Started logfile: /tmp/maps//J1935-1602_X_20180619_dfm.log on Wed Jul 4 23:37:02 2018 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /tmp/maps//J1935-1602_X_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J1935-1602_X_20180619_uva.fits ! AN table 1: 21 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.988095 visibilities/baseline/integration-bin. ! Found source: J1935-1602 ! ! 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 76 lines of history. ! ! Reading 4648 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 J1935-1602_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=1.009195Jy sigma=24.222767 ! Fit after self-cal, rms=0.895470Jy sigma=21.602012 ! 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=0.8422 mas, bmaj=5.701 mas, bpa=-28.8 degrees ! Estimated noise=0.726034 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 = 0.0785762 Jy ! Component: 100 - total flux cleaned = 0.10734 Jy ! Total flux subtracted in 100 components = 0.10734 Jy ! Clean residual min=-0.021543 max=0.053376 Jy/beam ! Clean residual mean=-0.000145 rms=0.007195 Jy/beam ! Combined flux in latest and established models = 0.10734 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.10734 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=0.094467Jy sigma=2.282395 ! Fit after self-cal, rms=0.093643Jy sigma=2.268599 ! Inverting map ! Added new window around map position (-10.2, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0420652 Jy ! Component: 100 - total flux cleaned = 0.0606032 Jy ! Total flux subtracted in 100 components = 0.0606032 Jy ! Clean residual min=-0.015975 max=0.026244 Jy/beam ! Clean residual mean=-0.000114 rms=0.004931 Jy/beam ! Combined flux in latest and established models = 0.167943 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 26 components and 0.167943 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=0.070474Jy sigma=1.709501 ! Fit after self-cal, rms=0.061959Jy sigma=1.469343 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.02832 Jy ! Component: 100 - total flux cleaned = 0.0430319 Jy ! Total flux subtracted in 100 components = 0.0430319 Jy ! Clean residual min=-0.009362 max=0.010968 Jy/beam ! Clean residual mean=-0.000067 rms=0.002740 Jy/beam ! Combined flux in latest and established models = 0.210975 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 37 components and 0.210975 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=0.044931Jy sigma=1.045126 ! Fit after self-cal, rms=0.043063Jy sigma=0.989777 ! 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=1.229 mas, bmaj=5.363 mas, bpa=-27.41 degrees ! Estimated noise=0.448843 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 = 0.0174795 Jy ! Component: 100 - total flux cleaned = 0.0279233 Jy ! Component: 150 - total flux cleaned = 0.034306 Jy ! Component: 200 - total flux cleaned = 0.0358356 Jy ! Total flux subtracted in 200 components = 0.0358356 Jy ! Clean residual min=-0.006432 max=0.009038 Jy/beam ! Clean residual mean=-0.000023 rms=0.002060 Jy/beam ! Combined flux in latest and established models = 0.246811 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 54 components and 0.246811 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=0.034215Jy sigma=0.766699 ! Fit after self-cal, rms=0.033430Jy sigma=0.742162 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.229 x 5.363 at -27.41 degrees (North through East) ! Clean map min=-0.0061418 max=0.09346 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 KP 0.94 LA 0.99 ! MK 1.08 NL 0.90 OV 0.98 PT 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 KP 0.94 LA 1.01 ! MK 1.09 NL 0.96 OV 0.95 PT 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 KP 0.94 LA 1.00 ! MK 1.08 NL 0.98 OV 0.98 PT 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 KP 0.92 LA 0.99 ! MK 1.05 NL 1.00 OV 0.99 PT 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.01 KP 0.94 LA 0.98 ! MK 1.01 NL 0.94 OV 0.98 PT 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 KP 0.95 LA 0.97 ! MK 1.04 NL 0.97 OV 0.99 PT 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 KP 0.95 LA 0.98 ! MK 1.06 NL 0.96 OV 0.99 PT 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 KP 0.94 LA 0.99 ! MK 1.03 NL 0.96 OV 0.98 PT 0.98 ! ! ! Fit before self-cal, rms=0.033430Jy sigma=0.742162 ! Fit after self-cal, rms=0.031679Jy sigma=0.718297 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.258 mas, bmaj=5.335 mas, bpa=-27.23 degrees ! Estimated noise=0.43491 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 = 0.000521178 Jy ! Component: 100 - total flux cleaned = 0.000657032 Jy ! Component: 150 - total flux cleaned = 0.000761892 Jy ! Component: 200 - total flux cleaned = 0.000847353 Jy ! Total flux subtracted in 200 components = 0.000847353 Jy ! Clean residual min=-0.003686 max=0.004657 Jy/beam ! Clean residual mean=-0.000015 rms=0.001119 Jy/beam ! Combined flux in latest and established models = 0.247658 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 70 components and 0.247658 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=0.029937Jy sigma=0.670910 ! Fit after self-cal, rms=0.029656Jy sigma=0.659900 ! 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=0.029656Jy sigma=0.659900 ! Fit after self-cal, rms=0.029520Jy sigma=0.658758 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.264 mas, bmaj=5.344 mas, bpa=-27.2 degrees ! Estimated noise=0.432223 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.66992e-05 Jy ! Component: 100 - total flux cleaned = 3.21389e-05 Jy ! Component: 150 - total flux cleaned = 0.00021417 Jy ! Component: 200 - total flux cleaned = 0.000162697 Jy ! Total flux subtracted in 200 components = 0.000162697 Jy ! Clean residual min=-0.002388 max=0.002891 Jy/beam ! Clean residual mean=-0.000010 rms=0.000716 Jy/beam ! Combined flux in latest and established models = 0.247821 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 88 components and 0.247821 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=0.028990Jy sigma=0.644731 ! Fit after self-cal, rms=0.028918Jy sigma=0.641450 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 = 0.000242421 Jy ! Component: 100 - total flux cleaned = 0.000674737 Jy ! Component: 150 - total flux cleaned = 0.000899396 Jy ! Component: 200 - total flux cleaned = 0.00105686 Jy ! Total flux subtracted in 200 components = 0.00105686 Jy ! Clean residual min=-0.002091 max=0.002189 Jy/beam ! Clean residual mean=-0.000007 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.248878 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 99 components and 0.248878 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=0.028701Jy sigma=0.636437 ! Fit after self-cal, rms=0.028684Jy sigma=0.635463 ! 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=0.028684Jy sigma=0.635463 ! Fit after self-cal, rms=0.028658Jy sigma=0.634792 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.264 mas, bmaj=5.349 mas, bpa=-27.21 degrees ! Estimated noise=0.43211 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.09476e-05 Jy ! Component: 100 - total flux cleaned = 6.51498e-05 Jy ! Component: 150 - total flux cleaned = 0.000168645 Jy ! Component: 200 - total flux cleaned = 0.000231753 Jy ! Total flux subtracted in 200 components = 0.000231753 Jy ! Clean residual min=-0.001949 max=0.001896 Jy/beam ! Clean residual mean=-0.000005 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.24911 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 109 components and 0.24911 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=0.028545Jy sigma=0.632218 ! Fit after self-cal, rms=0.028541Jy sigma=0.631848 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 = 0.000139522 Jy ! Component: 100 - total flux cleaned = 0.000139357 Jy ! Component: 150 - total flux cleaned = 0.000139211 Jy ! Component: 200 - total flux cleaned = 8.76905e-05 Jy ! Total flux subtracted in 200 components = 8.76905e-05 Jy ! Clean residual min=-0.001855 max=0.001740 Jy/beam ! Clean residual mean=-0.000004 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.249197 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 113 components and 0.249197 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=0.028472Jy sigma=0.630451 ! Fit after self-cal, rms=0.028470Jy sigma=0.630290 ! 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=0.028470Jy sigma=0.630290 ! Fit after self-cal, rms=0.028430Jy sigma=0.629809 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.681 mas, bmaj=5.584 mas, bpa=-16.46 degrees ! Estimated noise=0.477594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000149698 Jy ! Component: 100 - total flux cleaned = -0.000129799 Jy ! Component: 150 - total flux cleaned = -7.78097e-06 Jy ! Component: 200 - total flux cleaned = 6.40329e-05 Jy ! Total flux subtracted in 200 components = 6.40329e-05 Jy ! Clean residual min=-0.001798 max=0.001844 Jy/beam ! Clean residual mean=-0.000006 rms=0.000458 Jy/beam ! Combined flux in latest and established models = 0.249261 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 134 components and 0.249261 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=0.028402Jy sigma=0.629148 ! Fit after self-cal, rms=0.028399Jy sigma=0.629069 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 = 2.51012e-05 Jy ! Component: 100 - total flux cleaned = 7.85042e-05 Jy ! Component: 150 - total flux cleaned = 0.000127236 Jy ! Component: 200 - total flux cleaned = 0.000142484 Jy ! Total flux subtracted in 200 components = 0.000142484 Jy ! Clean residual min=-0.001642 max=0.001768 Jy/beam ! Clean residual mean=-0.000006 rms=0.000434 Jy/beam ! Combined flux in latest and established models = 0.249404 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 143 components and 0.249404 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=0.028383Jy sigma=0.628653 ! Fit after self-cal, rms=0.028381Jy sigma=0.628608 ! 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=1.263 mas, bmaj=5.351 mas, bpa=-27.21 degrees ! Estimated noise=0.431989 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.263 x 5.351 at -27.21 degrees (North through East) ! Clean map min=-0.0014856 max=0.090536 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=0.8575 mas, bmaj=5.657 mas, bpa=-28.73 degrees ! Estimated noise=0.718737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0908164 Jy ! Component: 100 - total flux cleaned = 0.135133 Jy ! Component: 150 - total flux cleaned = 0.162645 Jy ! Component: 200 - total flux cleaned = 0.181462 Jy ! Total flux subtracted in 200 components = 0.181462 Jy ! Clean residual min=-0.007349 max=0.010958 Jy/beam ! Clean residual mean=-0.000068 rms=0.002782 Jy/beam ! Combined flux in latest and established models = 0.181462 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.181462 Jy ! Inverting map and beam ! Estimated beam: bmin=1.263 mas, bmaj=5.351 mas, bpa=-27.21 degrees ! Estimated noise=0.431989 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 = 0.0183559 Jy ! Component: 100 - total flux cleaned = 0.0308355 Jy ! Component: 150 - total flux cleaned = 0.0399656 Jy ! Component: 200 - total flux cleaned = 0.0467462 Jy ! Total flux subtracted in 200 components = 0.0467462 Jy ! Clean residual min=-0.003704 max=0.004583 Jy/beam ! Clean residual mean=-0.000023 rms=0.001190 Jy/beam ! Combined flux in latest and established models = 0.228208 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 60 components and 0.228208 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=2.681 mas, bmaj=5.584 mas, bpa=-16.46 degrees ! Estimated noise=0.477594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00667859 Jy ! Component: 100 - total flux cleaned = 0.011242 Jy ! Component: 150 - total flux cleaned = 0.0144456 Jy ! Component: 200 - total flux cleaned = 0.0167534 Jy ! Total flux subtracted in 200 components = 0.0167534 Jy ! Clean residual min=-0.002282 max=0.002021 Jy/beam ! Clean residual mean=-0.000014 rms=0.000644 Jy/beam ! Combined flux in latest and established models = 0.244961 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 = 0.000987702 Jy ! Component: 100 - total flux cleaned = 0.0014427 Jy ! Component: 150 - total flux cleaned = 0.00182277 Jy ! Component: 200 - total flux cleaned = 0.00211006 Jy ! Total flux subtracted in 200 components = 0.00211006 Jy ! Clean residual min=-0.001766 max=0.001946 Jy/beam ! Clean residual mean=-0.000010 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 0.247071 Jy ! Adding 94 model components to the UV plane model. ! The established model now contains 140 components and 0.247071 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.263 mas, bmaj=5.351 mas, bpa=-27.21 degrees ! Estimated noise=0.431989 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000573784 Jy ! Component: 100 - total flux cleaned = 0.000775623 Jy ! Component: 150 - total flux cleaned = 0.000818205 Jy ! Component: 200 - total flux cleaned = 0.000855698 Jy ! Total flux subtracted in 200 components = 0.000855698 Jy ! Clean residual min=-0.001436 max=0.001698 Jy/beam ! Clean residual mean=-0.000006 rms=0.000400 Jy/beam ! Combined flux in latest and established models = 0.247927 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 159 components and 0.247927 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=0.028452Jy sigma=0.630750 ! Fit after self-cal, rms=0.028440Jy sigma=0.630511 wmodel J1935-1602_X_map.mod ! Writing 159 model components to file: J1935-1602_X_map.mod wobs J1935-1602_X_uvs.fits ! Writing UV FITS file: J1935-1602_X_uvs.fits wwins J1935-1602_X_map.win ! wwins: Wrote 2 windows to J1935-1602_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 = 0.000289506 Jy ! Component: 100 - total flux cleaned = 0.000219301 Jy ! Component: 150 - total flux cleaned = 0.000106913 Jy ! Component: 200 - total flux cleaned = 0.000106159 Jy ! Component: 250 - total flux cleaned = 2.57069e-05 Jy ! Component: 300 - total flux cleaned = 2.50838e-05 Jy ! Component: 350 - total flux cleaned = 6.02917e-05 Jy ! Component: 400 - total flux cleaned = 2.53683e-05 Jy ! Component: 450 - total flux cleaned = 5.89864e-05 Jy ! Component: 500 - total flux cleaned = 9.04763e-05 Jy ! Component: 550 - total flux cleaned = 0.000120688 Jy ! Component: 600 - total flux cleaned = 0.000135198 Jy ! Component: 650 - total flux cleaned = 0.000149242 Jy ! Component: 700 - total flux cleaned = 0.000190004 Jy ! Component: 750 - total flux cleaned = 0.000229751 Jy ! Component: 800 - total flux cleaned = 0.000281742 Jy ! Component: 850 - total flux cleaned = 0.000319611 Jy ! Component: 900 - total flux cleaned = 0.00033189 Jy ! Component: 950 - total flux cleaned = 0.00034424 Jy ! Component: 1000 - total flux cleaned = 0.000379162 Jy ! Component: 1050 - total flux cleaned = 0.000390502 Jy ! Component: 1100 - total flux cleaned = 0.000423748 Jy ! Component: 1150 - total flux cleaned = 0.000456162 Jy ! Component: 1200 - total flux cleaned = 0.000487948 Jy ! Component: 1250 - total flux cleaned = 0.000550229 Jy ! Component: 1300 - total flux cleaned = 0.00058084 Jy ! Component: 1350 - total flux cleaned = 0.000641001 Jy ! Component: 1400 - total flux cleaned = 0.00069014 Jy ! Component: 1450 - total flux cleaned = 0.000728689 Jy ! Component: 1500 - total flux cleaned = 0.000757187 Jy ! Component: 1550 - total flux cleaned = 0.000794587 Jy ! Component: 1600 - total flux cleaned = 0.000822159 Jy ! Component: 1650 - total flux cleaned = 0.000849376 Jy ! Component: 1700 - total flux cleaned = 0.000858162 Jy ! Component: 1750 - total flux cleaned = 0.000849382 Jy ! Component: 1800 - total flux cleaned = 0.0008494 Jy ! Component: 1850 - total flux cleaned = 0.000857992 Jy ! Component: 1900 - total flux cleaned = 0.000874737 Jy ! Component: 1950 - total flux cleaned = 0.000874701 Jy ! Component: 2000 - total flux cleaned = 0.00087467 Jy ! Component: 2050 - total flux cleaned = 0.000866604 Jy ! Component: 2100 - total flux cleaned = 0.000882659 Jy ! Component: 2150 - total flux cleaned = 0.000874657 Jy ! Component: 2200 - total flux cleaned = 0.00088249 Jy ! Component: 2250 - total flux cleaned = 0.000882391 Jy ! Component: 2300 - total flux cleaned = 0.000890087 Jy ! Component: 2350 - total flux cleaned = 0.000897725 Jy ! Component: 2400 - total flux cleaned = 0.000890106 Jy ! Component: 2450 - total flux cleaned = 0.000875201 Jy ! Component: 2500 - total flux cleaned = 0.000875277 Jy ! Component: 2550 - total flux cleaned = 0.000853268 Jy ! Component: 2600 - total flux cleaned = 0.000860615 Jy ! Component: 2650 - total flux cleaned = 0.00083893 Jy ! Component: 2700 - total flux cleaned = 0.000817425 Jy ! Component: 2750 - total flux cleaned = 0.000817387 Jy ! Component: 2800 - total flux cleaned = 0.000789189 Jy ! Component: 2850 - total flux cleaned = 0.000789165 Jy ! Component: 2900 - total flux cleaned = 0.000768365 Jy ! Component: 2950 - total flux cleaned = 0.000754622 Jy ! Component: 3000 - total flux cleaned = 0.000754581 Jy ! Component: 3050 - total flux cleaned = 0.000727517 Jy ! Component: 3100 - total flux cleaned = 0.000720789 Jy ! Component: 3150 - total flux cleaned = 0.000734092 Jy ! Component: 3200 - total flux cleaned = 0.000720736 Jy ! Component: 3250 - total flux cleaned = 0.000707469 Jy ! Component: 3300 - total flux cleaned = 0.000674782 Jy ! Component: 3350 - total flux cleaned = 0.000687837 Jy ! Component: 3400 - total flux cleaned = 0.000661948 Jy ! Component: 3450 - total flux cleaned = 0.000655549 Jy ! Component: 3500 - total flux cleaned = 0.000649177 Jy ! Component: 3550 - total flux cleaned = 0.00064276 Jy ! Component: 3600 - total flux cleaned = 0.000604869 Jy ! Component: 3650 - total flux cleaned = 0.000623705 Jy ! Component: 3700 - total flux cleaned = 0.000623675 Jy ! Component: 3750 - total flux cleaned = 0.000636045 Jy ! Component: 3800 - total flux cleaned = 0.000642223 Jy ! Component: 3850 - total flux cleaned = 0.000654578 Jy ! Component: 3900 - total flux cleaned = 0.00066068 Jy ! Component: 3950 - total flux cleaned = 0.000672877 Jy ! Component: 4000 - total flux cleaned = 0.00068502 Jy ! Component: 4050 - total flux cleaned = 0.000685017 Jy ! Total flux subtracted in 4096 components = 0.000691084 Jy ! Clean residual min=-0.000335 max=0.000338 Jy/beam ! Clean residual mean=0.000000 rms=0.000107 Jy/beam ! Combined flux in latest and established models = 0.248618 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 425 components and 0.248618 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1935-1602_X_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.263 x 5.351 at -27.21 degrees (North through East) ! Clean map min=-0.0009581 max=0.091262 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1935-1602_X_20180619_map.fits wmodel /tmp/maps//J1935-1602_X_20180619_map.mod ! Writing 425 model components to file: /tmp/maps//J1935-1602_X_20180619_map.mod wobs /tmp/maps//J1935-1602_X_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J1935-1602_X_20180619_uvs.fits wwins /tmp/maps//J1935-1602_X_20180619_map.win ! wwins: Wrote 3 windows to /tmp/maps//J1935-1602_X_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0912615 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102914 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.338304 0.338304 0.676607 1.35321 2.70643 5.41286 10.8257 21.6514 43.3029 86.6058 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.091 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 886.777 quit ! Quitting program ! Log file /tmp/maps//J1935-1602_X_20180619_dfm.log closed on Wed Jul 4 23:37:06 2018