! Started logfile: /image_prod/ug002_uva//J1940+4304_X_dfm.log on Thu Mar 5 04:21:39 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1940+4304_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1940+4304_X_uva.fits ! AN table 1: 60 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.982143 visibilities/baseline/integration-bin. ! Found source: J1940+4304 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 19800 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1940+4304_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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=1.007148Jy sigma=9.387403 ! Fit after self-cal, rms=0.921357Jy sigma=8.554535 ! 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=0.6882 mas, bmaj=1.09 mas, bpa=-7.27 degrees ! Estimated noise=1.11726 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 = 0.0593959 Jy ! Component: 100 - total flux cleaned = 0.0837719 Jy ! Total flux subtracted in 100 components = 0.0837719 Jy ! Clean residual min=-0.005717 max=0.011808 Jy/beam ! Clean residual mean=-0.000001 rms=0.001453 Jy/beam ! Combined flux in latest and established models = 0.0837719 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0837719 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.062240Jy sigma=0.552188 ! Fit after self-cal, rms=0.061315Jy sigma=0.543801 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0154426 Jy ! Component: 100 - total flux cleaned = 0.0233588 Jy ! Total flux subtracted in 100 components = 0.0233588 Jy ! Clean residual min=-0.004604 max=0.010301 Jy/beam ! Clean residual mean=0.000001 rms=0.001064 Jy/beam ! Combined flux in latest and established models = 0.107131 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.107131 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.057257Jy sigma=0.497954 ! Fit after self-cal, rms=0.057144Jy sigma=0.496889 ! Inverting map ! Added new window around map position (-3.8, -2.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00904902 Jy ! Component: 100 - total flux cleaned = 0.0140412 Jy ! Total flux subtracted in 100 components = 0.0140412 Jy ! Clean residual min=-0.003863 max=0.005960 Jy/beam ! Clean residual mean=0.000000 rms=0.000874 Jy/beam ! Combined flux in latest and established models = 0.121172 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 23 components and 0.121172 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.055397Jy sigma=0.478405 ! Fit after self-cal, rms=0.055135Jy sigma=0.476258 ! Inverting map ! Added new window around map position (-1.2, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00613783 Jy ! Component: 100 - total flux cleaned = 0.0101647 Jy ! Total flux subtracted in 100 components = 0.0101647 Jy ! Clean residual min=-0.003341 max=0.004058 Jy/beam ! Clean residual mean=0.000000 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.131337 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.131337 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.054234Jy sigma=0.466604 ! Fit after self-cal, rms=0.054128Jy sigma=0.465704 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8713 mas, bmaj=1.309 mas, bpa=-7.802 degrees ! Estimated noise=0.55032 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-3, -1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00579867 Jy ! Component: 100 - total flux cleaned = 0.00962193 Jy ! Component: 150 - total flux cleaned = 0.0124251 Jy ! Component: 200 - total flux cleaned = 0.0146892 Jy ! Total flux subtracted in 200 components = 0.0146892 Jy ! Clean residual min=-0.002901 max=0.003524 Jy/beam ! Clean residual mean=-0.000001 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.146026 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 48 components and 0.146026 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.053421Jy sigma=0.457377 ! Fit after self-cal, rms=0.053299Jy sigma=0.456216 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8713 x 1.309 at -7.802 degrees (North through East) ! Clean map min=-0.0027282 max=0.075933 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 0.99 KP 0.99 ! MK 1.02 NL 1.09 OV 0.89 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.97 KP 0.98 ! MK 1.03 NL 1.10 OV 0.88 SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.01 HN 0.99 KP 0.98 ! MK 1.04 NL 1.07 OV 0.88 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.02 KP 0.95 ! MK 1.02 NL 1.09 OV 0.92 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.04 KP 0.96 ! MK 0.98 NL 1.12 OV 0.92 SC 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.07 KP 0.96 ! MK 1.00 NL 1.14 OV 0.89 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 1.02 KP 0.98 ! MK 1.02 NL 1.09 OV 0.92 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.07 KP 0.95 ! MK 1.02 NL 1.12 OV 0.89 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.01 HN 1.06 KP 0.94 ! MK 1.08 NL 1.18 OV 0.92 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.04 KP 0.98 ! MK 1.02 NL 1.11 OV 0.90 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.03 HN 0.97 KP 0.96 ! MK 0.99 NL 1.13 OV 0.94 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 1.04 KP 0.97 ! MK 1.05 NL 1.16 OV 0.90 SC 1.01 ! ! ! Fit before self-cal, rms=0.053299Jy sigma=0.456216 ! Fit after self-cal, rms=0.052280Jy sigma=0.449396 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8764 mas, bmaj=1.312 mas, bpa=-6.885 degrees ! Estimated noise=0.544721 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 = 0.00220203 Jy ! Component: 100 - total flux cleaned = 0.00226307 Jy ! Component: 150 - total flux cleaned = 0.00236989 Jy ! Component: 200 - total flux cleaned = 0.00241332 Jy ! Total flux subtracted in 200 components = 0.00241332 Jy ! Clean residual min=-0.001581 max=0.001561 Jy/beam ! Clean residual mean=-0.000000 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.148439 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.148439 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052098Jy sigma=0.447603 ! Fit after self-cal, rms=0.052093Jy sigma=0.447229 ! Inverting map ! Added new window around map position (2.4, 15.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124345 Jy ! Component: 100 - total flux cleaned = 0.00153858 Jy ! Component: 150 - total flux cleaned = 0.00160844 Jy ! Component: 200 - total flux cleaned = 0.00163752 Jy ! Total flux subtracted in 200 components = 0.00163752 Jy ! Clean residual min=-0.001460 max=0.001306 Jy/beam ! Clean residual mean=-0.000000 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.150077 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 76 components and 0.150077 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052020Jy sigma=0.446582 ! Fit after self-cal, rms=0.052009Jy sigma=0.446492 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052009Jy sigma=0.446492 ! Fit after self-cal, rms=0.052153Jy sigma=0.444852 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8696 mas, bmaj=1.309 mas, bpa=-7.532 degrees ! Estimated noise=0.542656 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225377 Jy ! Component: 100 - total flux cleaned = 0.000193755 Jy ! Component: 150 - total flux cleaned = 0.000192075 Jy ! Component: 200 - total flux cleaned = 0.00019126 Jy ! Total flux subtracted in 200 components = 0.00019126 Jy ! Clean residual min=-0.000982 max=0.001060 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.150268 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 92 components and 0.150268 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052123Jy sigma=0.444598 ! Fit after self-cal, rms=0.052140Jy sigma=0.444549 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 (-44.6, -27.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000734371 Jy ! Component: 100 - total flux cleaned = 0.00069077 Jy ! Component: 150 - total flux cleaned = 0.000711179 Jy ! Component: 200 - total flux cleaned = 0.00072963 Jy ! Total flux subtracted in 200 components = 0.00072963 Jy ! Clean residual min=-0.000934 max=0.000974 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.150998 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 104 components and 0.150998 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052116Jy sigma=0.444355 ! Fit after self-cal, rms=0.052114Jy sigma=0.444341 ! Inverting map ! Added new window around map position (-48, -25.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000785254 Jy ! Component: 100 - total flux cleaned = 0.000963992 Jy ! Component: 150 - total flux cleaned = 0.001092 Jy ! Component: 200 - total flux cleaned = 0.00116165 Jy ! Total flux subtracted in 200 components = 0.00116165 Jy ! Clean residual min=-0.000889 max=0.000935 Jy/beam ! Clean residual mean=-0.000000 rms=0.000217 Jy/beam ! Combined flux in latest and established models = 0.152159 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 120 components and 0.152159 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052095Jy sigma=0.444167 ! Fit after self-cal, rms=0.052093Jy sigma=0.444158 ! Inverting map ! Added new window around map position (-39, 49.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346554 Jy ! Component: 100 - total flux cleaned = 0.000322814 Jy ! Component: 150 - total flux cleaned = 0.000395994 Jy ! Component: 200 - total flux cleaned = 0.000466223 Jy ! Total flux subtracted in 200 components = 0.000466223 Jy ! Clean residual min=-0.000888 max=0.000869 Jy/beam ! Clean residual mean=-0.000000 rms=0.000212 Jy/beam ! Combined flux in latest and established models = 0.152625 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 135 components and 0.152625 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052072Jy sigma=0.443983 ! Fit after self-cal, rms=0.052070Jy sigma=0.443973 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.052070Jy sigma=0.443973 ! Fit after self-cal, rms=0.051874Jy sigma=0.443899 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8673 mas, bmaj=1.308 mas, bpa=-7.481 degrees ! Estimated noise=0.541134 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000283778 Jy ! Component: 100 - total flux cleaned = 0.000462369 Jy ! Component: 150 - total flux cleaned = 0.000517101 Jy ! Component: 200 - total flux cleaned = 0.000602598 Jy ! Total flux subtracted in 200 components = 0.000602598 Jy ! Clean residual min=-0.000821 max=0.000822 Jy/beam ! Clean residual mean=-0.000000 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.153228 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 141 components and 0.153228 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051860Jy sigma=0.443782 ! Fit after self-cal, rms=0.051860Jy sigma=0.443778 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 = 8.88237e-05 Jy ! Component: 100 - total flux cleaned = 0.000137375 Jy ! Component: 150 - total flux cleaned = 0.000169131 Jy ! Component: 200 - total flux cleaned = 0.000214787 Jy ! Total flux subtracted in 200 components = 0.000214787 Jy ! Clean residual min=-0.000805 max=0.000816 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.153443 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 148 components and 0.153443 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051851Jy sigma=0.443699 ! Fit after self-cal, rms=0.051851Jy sigma=0.443698 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051851Jy sigma=0.443698 ! Fit after self-cal, rms=0.051780Jy sigma=0.443686 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.893 mas, bmaj=2.111 mas, bpa=3.383 degrees ! Estimated noise=0.695488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000547471 Jy ! Component: 100 - total flux cleaned = 0.000738548 Jy ! Component: 150 - total flux cleaned = 0.000932464 Jy ! Component: 200 - total flux cleaned = 0.00104635 Jy ! Total flux subtracted in 200 components = 0.00104635 Jy ! Clean residual min=-0.000745 max=0.000810 Jy/beam ! Clean residual mean=-0.000001 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.154489 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 170 components and 0.154489 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051776Jy sigma=0.443633 ! Fit after self-cal, rms=0.051773Jy sigma=0.443628 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 = 0.000131182 Jy ! Component: 100 - total flux cleaned = 0.000191437 Jy ! Component: 150 - total flux cleaned = 0.000258232 Jy ! Component: 200 - total flux cleaned = 0.000298711 Jy ! Total flux subtracted in 200 components = 0.000298711 Jy ! Clean residual min=-0.000746 max=0.000767 Jy/beam ! Clean residual mean=-0.000001 rms=0.000193 Jy/beam ! Combined flux in latest and established models = 0.154788 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 179 components and 0.154788 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051771Jy sigma=0.443612 ! Fit after self-cal, rms=0.051770Jy sigma=0.443610 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8664 mas, bmaj=1.307 mas, bpa=-7.419 degrees ! Estimated noise=0.540602 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8664 x 1.307 at -7.419 degrees (North through East) ! Clean map min=-0.00081661 max=0.074403 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=0.6847 mas, bmaj=1.09 mas, bpa=-6.681 degrees ! Estimated noise=1.09018 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.05935 Jy ! Component: 100 - total flux cleaned = 0.0856014 Jy ! Component: 150 - total flux cleaned = 0.100763 Jy ! Component: 200 - total flux cleaned = 0.111063 Jy ! Total flux subtracted in 200 components = 0.111063 Jy ! Clean residual min=-0.003183 max=0.005790 Jy/beam ! Clean residual mean=-0.000000 rms=0.000844 Jy/beam ! Combined flux in latest and established models = 0.111063 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.111063 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8664 mas, bmaj=1.307 mas, bpa=-7.419 degrees ! Estimated noise=0.540602 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 = 0.0104004 Jy ! Component: 100 - total flux cleaned = 0.0174542 Jy ! Component: 150 - total flux cleaned = 0.0225065 Jy ! Component: 200 - total flux cleaned = 0.0262371 Jy ! Total flux subtracted in 200 components = 0.0262371 Jy ! Clean residual min=-0.001723 max=0.002215 Jy/beam ! Clean residual mean=-0.000001 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.1373 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 38 components and 0.1373 Jy ! Inverting map ! Added new window around map position (0.8, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00285033 Jy ! Component: 100 - total flux cleaned = 0.00506378 Jy ! Component: 150 - total flux cleaned = 0.00683154 Jy ! Component: 200 - total flux cleaned = 0.00833396 Jy ! Total flux subtracted in 200 components = 0.00833396 Jy ! Clean residual min=-0.001221 max=0.001182 Jy/beam ! Clean residual mean=-0.000000 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.145634 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 60 components and 0.145634 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=1.893 mas, bmaj=2.111 mas, bpa=3.383 degrees ! Estimated noise=0.695488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00220044 Jy ! Component: 100 - total flux cleaned = 0.00362305 Jy ! Component: 150 - total flux cleaned = 0.0047138 Jy ! Component: 200 - total flux cleaned = 0.00559927 Jy ! Total flux subtracted in 200 components = 0.00559927 Jy ! Clean residual min=-0.000988 max=0.000917 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.151233 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 = 0.000667001 Jy ! Component: 100 - total flux cleaned = 0.00122209 Jy ! Component: 150 - total flux cleaned = 0.00159718 Jy ! Component: 200 - total flux cleaned = 0.00185077 Jy ! Total flux subtracted in 200 components = 0.00185077 Jy ! Clean residual min=-0.000855 max=0.000784 Jy/beam ! Clean residual mean=-0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 0.153084 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 119 components and 0.153084 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8664 mas, bmaj=1.307 mas, bpa=-7.419 degrees ! Estimated noise=0.540602 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.41836e-05 Jy ! Component: 100 - total flux cleaned = 0.00014768 Jy ! Component: 150 - total flux cleaned = 0.000289091 Jy ! Component: 200 - total flux cleaned = 0.000420003 Jy ! Total flux subtracted in 200 components = 0.000420003 Jy ! Clean residual min=-0.000934 max=0.000865 Jy/beam ! Clean residual mean=-0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.153504 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 141 components and 0.153504 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051815Jy sigma=0.444061 ! Fit after self-cal, rms=0.051799Jy sigma=0.443909 wmodel J1940+4304_X_map.mod ! Writing 141 model components to file: J1940+4304_X_map.mod wobs J1940+4304_X_uvs.fits ! Writing UV FITS file: J1940+4304_X_uvs.fits wwins J1940+4304_X_map.win ! wwins: Wrote 9 windows to J1940+4304_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 = -0.00028369 Jy ! Component: 100 - total flux cleaned = -0.00048402 Jy ! Component: 150 - total flux cleaned = -0.000572896 Jy ! Component: 200 - total flux cleaned = -0.0006154 Jy ! Component: 250 - total flux cleaned = -0.000601592 Jy ! Component: 300 - total flux cleaned = -0.000642488 Jy ! Component: 350 - total flux cleaned = -0.00065603 Jy ! Component: 400 - total flux cleaned = -0.000733951 Jy ! Component: 450 - total flux cleaned = -0.000759345 Jy ! Component: 500 - total flux cleaned = -0.000821918 Jy ! Component: 550 - total flux cleaned = -0.000895487 Jy ! Component: 600 - total flux cleaned = -0.000931818 Jy ! Component: 650 - total flux cleaned = -0.00100314 Jy ! Component: 700 - total flux cleaned = -0.0010614 Jy ! Component: 750 - total flux cleaned = -0.00108425 Jy ! Component: 800 - total flux cleaned = -0.00109556 Jy ! Component: 850 - total flux cleaned = -0.00112954 Jy ! Component: 900 - total flux cleaned = -0.0011298 Jy ! Component: 950 - total flux cleaned = -0.00115181 Jy ! Component: 1000 - total flux cleaned = -0.00119529 Jy ! Component: 1050 - total flux cleaned = -0.00123809 Jy ! Component: 1100 - total flux cleaned = -0.00126987 Jy ! Component: 1150 - total flux cleaned = -0.00128012 Jy ! Component: 1200 - total flux cleaned = -0.00133183 Jy ! Component: 1250 - total flux cleaned = -0.0013317 Jy ! Component: 1300 - total flux cleaned = -0.00137249 Jy ! Component: 1350 - total flux cleaned = -0.00138255 Jy ! Component: 1400 - total flux cleaned = -0.00141255 Jy ! Component: 1450 - total flux cleaned = -0.00142253 Jy ! Component: 1500 - total flux cleaned = -0.00147175 Jy ! Component: 1550 - total flux cleaned = -0.00147176 Jy ! Component: 1600 - total flux cleaned = -0.00152959 Jy ! Component: 1650 - total flux cleaned = -0.00151043 Jy ! Component: 1700 - total flux cleaned = -0.00151996 Jy ! Component: 1750 - total flux cleaned = -0.00155749 Jy ! Component: 1800 - total flux cleaned = -0.00155765 Jy ! Component: 1850 - total flux cleaned = -0.00156682 Jy ! Component: 1900 - total flux cleaned = -0.00160363 Jy ! Component: 1950 - total flux cleaned = -0.00159463 Jy ! Component: 2000 - total flux cleaned = -0.00158566 Jy ! Component: 2050 - total flux cleaned = -0.00165768 Jy ! Component: 2100 - total flux cleaned = -0.0017113 Jy ! Component: 2150 - total flux cleaned = -0.00172906 Jy ! Component: 2200 - total flux cleaned = -0.00172887 Jy ! Component: 2250 - total flux cleaned = -0.00172891 Jy ! Component: 2300 - total flux cleaned = -0.00172887 Jy ! Component: 2350 - total flux cleaned = -0.00176348 Jy ! Component: 2400 - total flux cleaned = -0.00177201 Jy ! Component: 2450 - total flux cleaned = -0.00179755 Jy ! Component: 2500 - total flux cleaned = -0.00180604 Jy ! Component: 2550 - total flux cleaned = -0.00182285 Jy ! Component: 2600 - total flux cleaned = -0.0018228 Jy ! Component: 2650 - total flux cleaned = -0.00186441 Jy ! Component: 2700 - total flux cleaned = -0.00188094 Jy ! Component: 2750 - total flux cleaned = -0.00188083 Jy ! Component: 2800 - total flux cleaned = -0.00191345 Jy ! Component: 2850 - total flux cleaned = -0.00189715 Jy ! Component: 2900 - total flux cleaned = -0.00188116 Jy ! Component: 2950 - total flux cleaned = -0.00191324 Jy ! Component: 3000 - total flux cleaned = -0.00194506 Jy ! Component: 3050 - total flux cleaned = -0.00196879 Jy ! Component: 3100 - total flux cleaned = -0.00194517 Jy ! Component: 3150 - total flux cleaned = -0.00196856 Jy ! Component: 3200 - total flux cleaned = -0.00200738 Jy ! Component: 3250 - total flux cleaned = -0.0020074 Jy ! Component: 3300 - total flux cleaned = -0.00201505 Jy ! Component: 3350 - total flux cleaned = -0.00203036 Jy ! Component: 3400 - total flux cleaned = -0.00206076 Jy ! Component: 3450 - total flux cleaned = -0.00208349 Jy ! Component: 3500 - total flux cleaned = -0.00211356 Jy ! Component: 3550 - total flux cleaned = -0.00211358 Jy ! Component: 3600 - total flux cleaned = -0.00212846 Jy ! Component: 3650 - total flux cleaned = -0.00212856 Jy ! Component: 3700 - total flux cleaned = -0.00213594 Jy ! Component: 3750 - total flux cleaned = -0.00215791 Jy ! Component: 3800 - total flux cleaned = -0.00214332 Jy ! Component: 3850 - total flux cleaned = -0.00213605 Jy ! Component: 3900 - total flux cleaned = -0.00215042 Jy ! Component: 3950 - total flux cleaned = -0.00212889 Jy ! Component: 4000 - total flux cleaned = -0.00214315 Jy ! Component: 4050 - total flux cleaned = -0.00214318 Jy ! Total flux subtracted in 4096 components = -0.00213612 Jy ! Clean residual min=-0.000449 max=0.000422 Jy/beam ! Clean residual mean=-0.000000 rms=0.000117 Jy/beam ! Combined flux in latest and established models = 0.151368 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 465 components and 0.151368 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1940+4304_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8664 x 1.307 at -7.419 degrees (North through East) ! Clean map min=-0.00066155 max=0.073419 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1940+4304_X_map.fits wmodel /image_prod/ug002_uva//J1940+4304_X_map.mod ! Writing 465 model components to file: /image_prod/ug002_uva//J1940+4304_X_map.mod wobs /image_prod/ug002_uva//J1940+4304_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1940+4304_X_uvs.fits wwins /image_prod/ug002_uva//J1940+4304_X_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1940+4304_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0734192 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000116735 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.476992 0.476992 0.953984 1.90797 3.81594 7.63187 15.2637 30.5275 61.055 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.073 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 628.941 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1940+4304_X_dfm.log closed on Thu Mar 5 04:21:44 2020