! Started logfile: /tmp/maps//J1858+0640_X_20180619_dfm.log on Wed Jul 4 23:34:57 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//J1858+0640_X_20180619_uva.fits ! Reading UV FITS file: /tmp/maps//J1858+0640_X_20180619_uva.fits ! AN table 1: 93 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1858+0640 ! ! 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 20832 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 J1858+0640_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. ! ! 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=0.999114Jy sigma=26.573061 ! Fit after self-cal, rms=0.984030Jy sigma=26.173477 ! 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=1.097 mas, bmaj=3.748 mas, bpa=-20.32 degrees ! Estimated noise=0.620043 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 = 0.0126779 Jy ! Component: 100 - total flux cleaned = 0.0155412 Jy ! Total flux subtracted in 100 components = 0.0155412 Jy ! Clean residual min=-0.001725 max=0.001812 Jy/beam ! Clean residual mean=-0.000001 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0155412 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.0155412 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=0.026004Jy sigma=0.665149 ! Fit after self-cal, rms=0.024497Jy sigma=0.628263 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237526 Jy ! Component: 100 - total flux cleaned = 0.0030391 Jy ! Total flux subtracted in 100 components = 0.0030391 Jy ! Clean residual min=-0.001283 max=0.001390 Jy/beam ! Clean residual mean=-0.000000 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0185804 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 18 components and 0.0185804 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=0.024248Jy sigma=0.621635 ! Fit after self-cal, rms=0.024249Jy sigma=0.621593 ! 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=1.4 mas, bmaj=3.893 mas, bpa=-19.88 degrees ! Estimated noise=0.190365 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 = 0.000886368 Jy ! Component: 100 - total flux cleaned = 0.00115326 Jy ! Component: 150 - total flux cleaned = 0.00121543 Jy ! Component: 200 - total flux cleaned = 0.00126136 Jy ! Total flux subtracted in 200 components = 0.00126136 Jy ! Clean residual min=-0.000590 max=0.000730 Jy/beam ! Clean residual mean=0.000000 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0198417 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 34 components and 0.0198417 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=0.024212Jy sigma=0.620684 ! Fit after self-cal, rms=0.024210Jy sigma=0.620591 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.4 x 3.893 at -19.88 degrees (North through East) ! Clean map min=-0.00059321 max=0.018493 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.03 KP 0.86 LA 1.02 ! MK 1.01 NL 1.01 OV 0.95 PT 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 KP 0.96 LA 1.06 ! MK 0.89 NL 1.10 OV 0.98 PT 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.88 KP 0.96 LA 1.10 ! MK 1.02 NL 1.15 OV 0.94 PT 1.09 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 KP 0.98 LA 1.01 ! MK 0.97 NL 1.14 OV 0.89 PT 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 KP 0.99 LA 1.06 ! MK 1.08 NL 1.02 OV 0.98 PT 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.89 KP 0.85 LA 1.03 ! MK 1.02 NL 1.04 OV 0.94 PT 1.08 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 KP 1.00 LA 1.01 ! MK 0.99 NL 1.06 OV 0.92 PT 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.92 KP 0.98 LA 0.94 ! MK 0.98 NL 1.13 OV 0.99 PT 1.07 ! ! ! Fit before self-cal, rms=0.024210Jy sigma=0.620591 ! Fit after self-cal, rms=0.024036Jy sigma=0.618822 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.408 mas, bmaj=3.87 mas, bpa=-19.94 degrees ! Estimated noise=0.189184 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 = -9.99268e-05 Jy ! Component: 100 - total flux cleaned = -0.000123344 Jy ! Component: 150 - total flux cleaned = -0.000148999 Jy ! Component: 200 - total flux cleaned = -0.000152159 Jy ! Total flux subtracted in 200 components = -0.000152159 Jy ! Clean residual min=-0.000397 max=0.000452 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0196896 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 44 components and 0.0196896 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=0.024033Jy sigma=0.618768 ! Fit after self-cal, rms=0.024065Jy sigma=0.618395 ! 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=0.024065Jy sigma=0.618395 ! Fit after self-cal, rms=0.024130Jy sigma=0.618334 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.406 mas, bmaj=3.875 mas, bpa=-19.94 degrees ! Estimated noise=0.189256 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.53428e-05 Jy ! Component: 100 - total flux cleaned = -9.00238e-05 Jy ! Component: 150 - total flux cleaned = -0.000110873 Jy ! Component: 200 - total flux cleaned = -0.000116829 Jy ! Total flux subtracted in 200 components = -0.000116829 Jy ! Clean residual min=-0.000399 max=0.000455 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0195727 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 49 components and 0.0195727 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=0.024129Jy sigma=0.618298 ! Fit after self-cal, rms=0.024138Jy sigma=0.618257 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 = -5.49356e-06 Jy ! Component: 100 - total flux cleaned = -2.34202e-06 Jy ! Component: 150 - total flux cleaned = -2.27035e-06 Jy ! Component: 200 - total flux cleaned = -2.27497e-06 Jy ! Total flux subtracted in 200 components = -2.27497e-06 Jy ! Clean residual min=-0.000393 max=0.000457 Jy/beam ! Clean residual mean=-0.000001 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0195705 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 51 components and 0.0195705 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=0.024137Jy sigma=0.618240 ! Fit after self-cal, rms=0.024138Jy sigma=0.618238 ! 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=0.024138Jy sigma=0.618238 ! Fit after self-cal, rms=0.024127Jy sigma=0.618228 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.403 mas, bmaj=3.885 mas, bpa=-19.93 degrees ! Estimated noise=0.189086 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.60107e-05 Jy ! Component: 100 - total flux cleaned = -8.51129e-05 Jy ! Component: 150 - total flux cleaned = -9.05782e-05 Jy ! Component: 200 - total flux cleaned = -9.28119e-05 Jy ! Total flux subtracted in 200 components = -9.28119e-05 Jy ! Clean residual min=-0.000391 max=0.000455 Jy/beam ! Clean residual mean=-0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0194776 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 54 components and 0.0194776 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=0.024126Jy sigma=0.618211 ! Fit after self-cal, rms=0.024128Jy sigma=0.618206 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -3.33174e-06 Jy ! Component: 100 - total flux cleaned = -3.27144e-06 Jy ! Component: 150 - total flux cleaned = -5.40937e-06 Jy ! Component: 200 - total flux cleaned = -5.39207e-06 Jy ! Total flux subtracted in 200 components = -5.39207e-06 Jy ! Clean residual min=-0.000393 max=0.000455 Jy/beam ! Clean residual mean=-0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0194722 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 56 components and 0.0194722 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=0.024128Jy sigma=0.618196 ! Fit after self-cal, rms=0.024128Jy sigma=0.618194 ! 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=0.024128Jy sigma=0.618194 ! Fit after self-cal, rms=0.024108Jy sigma=0.618187 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.483 mas, bmaj=3.863 mas, bpa=-18.14 degrees ! Estimated noise=0.208077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.48224e-05 Jy ! Component: 100 - total flux cleaned = -5.27221e-05 Jy ! Component: 150 - total flux cleaned = -7.1326e-05 Jy ! Component: 200 - total flux cleaned = -7.33387e-05 Jy ! Total flux subtracted in 200 components = -7.33387e-05 Jy ! Clean residual min=-0.000375 max=0.000432 Jy/beam ! Clean residual mean=-0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0193989 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 0.0193989 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=0.024108Jy sigma=0.618193 ! Fit after self-cal, rms=0.024108Jy sigma=0.618188 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.86655e-06 Jy ! Component: 100 - total flux cleaned = 3.23302e-06 Jy ! Component: 150 - total flux cleaned = 1.25883e-06 Jy ! Component: 200 - total flux cleaned = -6.51155e-07 Jy ! Total flux subtracted in 200 components = -6.51155e-07 Jy ! Clean residual min=-0.000374 max=0.000432 Jy/beam ! Clean residual mean=-0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0193983 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 67 components and 0.0193983 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=0.024108Jy sigma=0.618191 ! Fit after self-cal, rms=0.024108Jy sigma=0.618188 ! 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=1.4 mas, bmaj=3.896 mas, bpa=-19.91 degrees ! Estimated noise=0.188902 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.4 x 3.896 at -19.91 degrees (North through East) ! Clean map min=-0.00036778 max=0.018289 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=1.093 mas, bmaj=3.767 mas, bpa=-20.35 degrees ! Estimated noise=0.616236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0140819 Jy ! Component: 100 - total flux cleaned = 0.0172862 Jy ! Component: 150 - total flux cleaned = 0.0186092 Jy ! Component: 200 - total flux cleaned = 0.018928 Jy ! Total flux subtracted in 200 components = 0.018928 Jy ! Clean residual min=-0.001345 max=0.001191 Jy/beam ! Clean residual mean=-0.000001 rms=0.000336 Jy/beam ! Combined flux in latest and established models = 0.018928 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 0.018928 Jy ! Inverting map and beam ! Estimated beam: bmin=1.4 mas, bmaj=3.896 mas, bpa=-19.91 degrees ! Estimated noise=0.188902 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 = 0.000423459 Jy ! Component: 100 - total flux cleaned = 0.000472128 Jy ! Component: 150 - total flux cleaned = 0.000496713 Jy ! Component: 200 - total flux cleaned = 0.000506334 Jy ! Total flux subtracted in 200 components = 0.000506334 Jy ! Clean residual min=-0.000451 max=0.000474 Jy/beam ! Clean residual mean=-0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0194344 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 27 components and 0.0194344 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=2.483 mas, bmaj=3.863 mas, bpa=-18.14 degrees ! Estimated noise=0.208077 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.1167e-05 Jy ! Component: 100 - total flux cleaned = -1.55862e-05 Jy ! Component: 150 - total flux cleaned = -1.92369e-05 Jy ! Component: 200 - total flux cleaned = -2.54767e-05 Jy ! Total flux subtracted in 200 components = -2.54767e-05 Jy ! Clean residual min=-0.000392 max=0.000462 Jy/beam ! Clean residual mean=-0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0194089 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 = -2.90745e-06 Jy ! Component: 100 - total flux cleaned = -2.91991e-06 Jy ! Component: 150 - total flux cleaned = -5.55248e-06 Jy ! Component: 200 - total flux cleaned = -5.61655e-06 Jy ! Total flux subtracted in 200 components = -5.61655e-06 Jy ! Clean residual min=-0.000388 max=0.000460 Jy/beam ! Clean residual mean=-0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0194033 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 47 components and 0.0194033 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.4 mas, bmaj=3.896 mas, bpa=-19.91 degrees ! Estimated noise=0.188902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.29245e-05 Jy ! Component: 100 - total flux cleaned = -1.76623e-05 Jy ! Component: 150 - total flux cleaned = -3.73997e-05 Jy ! Component: 200 - total flux cleaned = -4.64667e-05 Jy ! Total flux subtracted in 200 components = -4.64667e-05 Jy ! Clean residual min=-0.000430 max=0.000470 Jy/beam ! Clean residual mean=-0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0193568 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 57 components and 0.0193568 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=0.024110Jy sigma=0.618279 ! Fit after self-cal, rms=0.024110Jy sigma=0.618269 wmodel J1858+0640_X_map.mod ! Writing 57 model components to file: J1858+0640_X_map.mod wobs J1858+0640_X_uvs.fits ! Writing UV FITS file: J1858+0640_X_uvs.fits wwins J1858+0640_X_map.win ! wwins: Wrote 1 windows to J1858+0640_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 = 0.000149519 Jy ! Component: 100 - total flux cleaned = 0.000230075 Jy ! Component: 150 - total flux cleaned = 0.000289814 Jy ! Component: 200 - total flux cleaned = 0.000326945 Jy ! Component: 250 - total flux cleaned = 0.000362116 Jy ! Component: 300 - total flux cleaned = 0.000367896 Jy ! Component: 350 - total flux cleaned = 0.000346689 Jy ! Component: 400 - total flux cleaned = 0.000326163 Jy ! Component: 450 - total flux cleaned = 0.000306326 Jy ! Component: 500 - total flux cleaned = 0.000301454 Jy ! Component: 550 - total flux cleaned = 0.00027329 Jy ! Component: 600 - total flux cleaned = 0.000255145 Jy ! Component: 650 - total flux cleaned = 0.000233151 Jy ! Component: 700 - total flux cleaned = 0.000224531 Jy ! Component: 750 - total flux cleaned = 0.000191042 Jy ! Component: 800 - total flux cleaned = 0.000178811 Jy ! Component: 850 - total flux cleaned = 0.000162872 Jy ! Component: 900 - total flux cleaned = 0.000147231 Jy ! Component: 950 - total flux cleaned = 0.000124309 Jy ! Component: 1000 - total flux cleaned = 0.000105681 Jy ! Component: 1050 - total flux cleaned = 8.38565e-05 Jy ! Component: 1100 - total flux cleaned = 6.95879e-05 Jy ! Component: 1150 - total flux cleaned = 7.30933e-05 Jy ! Component: 1200 - total flux cleaned = 6.27284e-05 Jy ! Component: 1250 - total flux cleaned = 4.58827e-05 Jy ! Component: 1300 - total flux cleaned = 4.25726e-05 Jy ! Component: 1350 - total flux cleaned = 3.6007e-05 Jy ! Component: 1400 - total flux cleaned = 1.99395e-05 Jy ! Component: 1450 - total flux cleaned = 1.36992e-05 Jy ! Component: 1500 - total flux cleaned = 1.05338e-05 Jy ! Component: 1550 - total flux cleaned = 4.3411e-06 Jy ! Component: 1600 - total flux cleaned = -1.36897e-05 Jy ! Component: 1650 - total flux cleaned = -1.66365e-05 Jy ! Component: 1700 - total flux cleaned = -3.41567e-05 Jy ! Component: 1750 - total flux cleaned = -4.56879e-05 Jy ! Component: 1800 - total flux cleaned = -5.13917e-05 Jy ! Component: 1850 - total flux cleaned = -7.09885e-05 Jy ! Component: 1900 - total flux cleaned = -8.1985e-05 Jy ! Component: 1950 - total flux cleaned = -9.28387e-05 Jy ! Component: 2000 - total flux cleaned = -9.55624e-05 Jy ! Component: 2050 - total flux cleaned = -0.00011154 Jy ! Component: 2100 - total flux cleaned = -0.000124658 Jy ! Component: 2150 - total flux cleaned = -0.000127281 Jy ! Component: 2200 - total flux cleaned = -0.000129871 Jy ! Component: 2250 - total flux cleaned = -0.000132448 Jy ! Component: 2300 - total flux cleaned = -0.000137493 Jy ! Component: 2350 - total flux cleaned = -0.000137487 Jy ! Component: 2400 - total flux cleaned = -0.000139999 Jy ! Component: 2450 - total flux cleaned = -0.000139973 Jy ! Component: 2500 - total flux cleaned = -0.000142398 Jy ! Component: 2550 - total flux cleaned = -0.000137536 Jy ! Component: 2600 - total flux cleaned = -0.000135146 Jy ! Component: 2650 - total flux cleaned = -0.000135151 Jy ! Component: 2700 - total flux cleaned = -0.000139907 Jy ! Component: 2750 - total flux cleaned = -0.000144611 Jy ! Component: 2800 - total flux cleaned = -0.000142275 Jy ! Component: 2850 - total flux cleaned = -0.000146945 Jy ! Component: 2900 - total flux cleaned = -0.000156207 Jy ! Component: 2950 - total flux cleaned = -0.000158508 Jy ! Component: 3000 - total flux cleaned = -0.000160789 Jy ! Component: 3050 - total flux cleaned = -0.000169882 Jy ! Component: 3100 - total flux cleaned = -0.00017214 Jy ! Component: 3150 - total flux cleaned = -0.000174379 Jy ! Component: 3200 - total flux cleaned = -0.000172151 Jy ! Component: 3250 - total flux cleaned = -0.000178846 Jy ! Component: 3300 - total flux cleaned = -0.000183293 Jy ! Component: 3350 - total flux cleaned = -0.000181085 Jy ! Component: 3400 - total flux cleaned = -0.000185489 Jy ! Component: 3450 - total flux cleaned = -0.000189859 Jy ! Component: 3500 - total flux cleaned = -0.000185489 Jy ! Component: 3550 - total flux cleaned = -0.00018549 Jy ! Component: 3600 - total flux cleaned = -0.00019199 Jy ! Component: 3650 - total flux cleaned = -0.000194138 Jy ! Component: 3700 - total flux cleaned = -0.000194137 Jy ! Component: 3750 - total flux cleaned = -0.00019199 Jy ! Component: 3800 - total flux cleaned = -0.000192001 Jy ! Component: 3850 - total flux cleaned = -0.000194104 Jy ! Component: 3900 - total flux cleaned = -0.000196217 Jy ! Component: 3950 - total flux cleaned = -0.000202514 Jy ! Component: 4000 - total flux cleaned = -0.000198323 Jy ! Component: 4050 - total flux cleaned = -0.000196223 Jy ! Total flux subtracted in 4096 components = -0.000202464 Jy ! Clean residual min=-0.000120 max=0.000120 Jy/beam ! Clean residual mean=-0.000000 rms=0.000036 Jy/beam ! Combined flux in latest and established models = 0.0191543 Jy keep ! Adding 238 model components to the UV plane model. ! The established model now contains 295 components and 0.0191543 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /tmp/maps//J1858+0640_X_20180619_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.4 x 3.896 at -19.91 degrees (North through East) ! Clean map min=-0.00032663 max=0.018273 Jy/beam ! Writing clean map to FITS file: /tmp/maps//J1858+0640_X_20180619_map.fits wmodel /tmp/maps//J1858+0640_X_20180619_map.mod ! Writing 295 model components to file: /tmp/maps//J1858+0640_X_20180619_map.mod wobs /tmp/maps//J1858+0640_X_20180619_uvs.fits ! Writing UV FITS file: /tmp/maps//J1858+0640_X_20180619_uvs.fits wwins /tmp/maps//J1858+0640_X_20180619_map.win ! wwins: Wrote 2 windows to /tmp/maps//J1858+0640_X_20180619_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0182735 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 3.53039e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.579592 0.579592 1.15918 2.31837 4.63673 9.27346 18.5469 37.0939 74.1877 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.018 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 517.605 quit ! Quitting program ! Log file /tmp/maps//J1858+0640_X_20180619_dfm.log closed on Wed Jul 4 23:35:01 2018