! Started logfile: /image_prod/ug002_uva//J0527-2258_X_dfm.log on Wed Mar 4 20:52:32 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//J0527-2258_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0527-2258_X_uva.fits ! AN table 1: 50 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0527-2258 ! ! 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 16800 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 J0527-2258_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=1.000771Jy sigma=9.031484 ! Fit after self-cal, rms=0.973058Jy sigma=8.781064 ! 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=0.6164 mas, bmaj=1.593 mas, bpa=-0.8809 degrees ! Estimated noise=1.07757 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 = 0.0225496 Jy ! Component: 100 - total flux cleaned = 0.0264768 Jy ! Total flux subtracted in 100 components = 0.0264768 Jy ! Clean residual min=-0.002425 max=0.002374 Jy/beam ! Clean residual mean=0.000001 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.0264768 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0264768 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=0.053547Jy sigma=0.456174 ! Fit after self-cal, rms=0.051885Jy sigma=0.440251 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333811 Jy ! Component: 100 - total flux cleaned = 0.0034333 Jy ! Total flux subtracted in 100 components = 0.0034333 Jy ! Clean residual min=-0.001920 max=0.002226 Jy/beam ! Clean residual mean=0.000000 rms=0.000505 Jy/beam ! Combined flux in latest and established models = 0.0299101 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 0.0299101 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=0.051591Jy sigma=0.437708 ! Fit after self-cal, rms=0.051523Jy sigma=0.437356 ! 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=0.8165 mas, bmaj=1.972 mas, bpa=-0.9659 degrees ! Estimated noise=0.615773 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 = 0.00121095 Jy ! Component: 100 - total flux cleaned = 0.00121203 Jy ! Component: 150 - total flux cleaned = 0.00119157 Jy ! Component: 200 - total flux cleaned = 0.00117768 Jy ! Total flux subtracted in 200 components = 0.00117768 Jy ! Clean residual min=-0.001352 max=0.001225 Jy/beam ! Clean residual mean=0.000003 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0310878 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 13 components and 0.0310878 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=0.051485Jy sigma=0.437058 ! Fit after self-cal, rms=0.051472Jy sigma=0.436995 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8165 x 1.972 at -0.9659 degrees (North through East) ! Clean map min=-0.0012655 max=0.031485 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.14 KP 1.07 LA 1.04 ! MK 1.16 OV 0.90 PT 1.00 SC 0.88 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.09 KP 1.10 LA 1.07 ! MK 1.08 OV 0.97 PT 0.96 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 KP 1.02 LA 1.12 ! MK 1.10 OV 0.92 PT 0.94 SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 1.00 KP 1.01 LA 1.10 ! MK 1.22 OV 1.03 PT 1.01 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.04 KP 1.06 LA 1.05 ! MK 1.07 OV 1.00 PT 0.95 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.07 KP 1.09 LA 1.05 ! MK 0.93 OV 0.87 PT 0.96 SC 1.13 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 KP 1.04 LA 1.08 ! MK 1.06 OV 0.99 PT 0.97 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.90 KP 1.33 LA 1.10 ! MK 1.00 OV 0.84 PT 1.04 SC 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 1.09 LA 1.03 ! MK 0.94 OV 0.89 PT 0.92 SC 0.84 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.84 FD 1.12 KP 1.02 LA 1.03 ! MK 0.93 OV 0.86 PT 1.04 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 1.04 KP 1.02 LA 0.99 ! MK 0.91 OV 0.95 PT 0.95 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.98 KP 1.03 LA 0.97 ! MK 0.89 OV 0.94 PT 0.90 SC 0.87 ! ! ! Fit before self-cal, rms=0.051472Jy sigma=0.436995 ! Fit after self-cal, rms=0.049991Jy sigma=0.435704 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8141 mas, bmaj=1.959 mas, bpa=-0.326 degrees ! Estimated noise=0.609413 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.75866e-05 Jy ! Component: 100 - total flux cleaned = -1.08454e-05 Jy ! Component: 150 - total flux cleaned = -4.73895e-06 Jy ! Component: 200 - total flux cleaned = -1.02717e-05 Jy ! Total flux subtracted in 200 components = -1.02717e-05 Jy ! Clean residual min=-0.001204 max=0.001117 Jy/beam ! Clean residual mean=-0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0310775 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.0310775 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=0.049988Jy sigma=0.435692 ! Fit after self-cal, rms=0.050012Jy sigma=0.435307 ! 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=0.050012Jy sigma=0.435307 ! Fit after self-cal, rms=0.050154Jy sigma=0.434802 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8115 mas, bmaj=1.947 mas, bpa=-0.3245 degrees ! Estimated noise=0.606719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.53193e-05 Jy ! Component: 100 - total flux cleaned = 8.16645e-05 Jy ! Component: 150 - total flux cleaned = 8.72657e-05 Jy ! Component: 200 - total flux cleaned = 8.18152e-05 Jy ! Total flux subtracted in 200 components = 8.18152e-05 Jy ! Clean residual min=-0.001129 max=0.001084 Jy/beam ! Clean residual mean=-0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.0311593 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 26 components and 0.0311593 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=0.050150Jy sigma=0.434787 ! Fit after self-cal, rms=0.050201Jy sigma=0.434617 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.48222e-05 Jy ! Component: 100 - total flux cleaned = 9.26891e-06 Jy ! Component: 150 - total flux cleaned = 4.30287e-06 Jy ! Component: 200 - total flux cleaned = 6.3279e-08 Jy ! Total flux subtracted in 200 components = 6.3279e-08 Jy ! Clean residual min=-0.001145 max=0.001068 Jy/beam ! Clean residual mean=-0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.0311594 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.0311594 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=0.050199Jy sigma=0.434613 ! Fit after self-cal, rms=0.050202Jy sigma=0.434610 ! 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=0.050202Jy sigma=0.434610 ! Fit after self-cal, rms=0.050145Jy sigma=0.434494 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8082 mas, bmaj=1.935 mas, bpa=-0.4929 degrees ! Estimated noise=0.601291 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.78358e-05 Jy ! Component: 100 - total flux cleaned = -9.6382e-06 Jy ! Component: 150 - total flux cleaned = 2.8561e-06 Jy ! Component: 200 - total flux cleaned = 2.88341e-06 Jy ! Total flux subtracted in 200 components = 2.88341e-06 Jy ! Clean residual min=-0.001083 max=0.001042 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0311622 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 29 components and 0.0311622 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=0.050141Jy sigma=0.434481 ! Fit after self-cal, rms=0.050183Jy sigma=0.434421 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 = 6.20675e-06 Jy ! Component: 100 - total flux cleaned = 6.13028e-06 Jy ! Component: 150 - total flux cleaned = 1.74115e-06 Jy ! Component: 200 - total flux cleaned = -2.11812e-06 Jy ! Total flux subtracted in 200 components = -2.11812e-06 Jy ! Clean residual min=-0.001047 max=0.001027 Jy/beam ! Clean residual mean=-0.000001 rms=0.000248 Jy/beam ! Combined flux in latest and established models = 0.0311601 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 30 components and 0.0311601 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=0.050182Jy sigma=0.434419 ! Fit after self-cal, rms=0.050175Jy sigma=0.434391 ! 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=0.050175Jy sigma=0.434391 ! Fit after self-cal, rms=0.049869Jy sigma=0.434358 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.029 mas, bmaj=5.663 mas, bpa=12.22 degrees ! Estimated noise=0.781973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.26736e-05 Jy ! Component: 100 - total flux cleaned = 9.25472e-05 Jy ! Component: 150 - total flux cleaned = 9.24333e-05 Jy ! Component: 200 - total flux cleaned = 9.23191e-05 Jy ! Total flux subtracted in 200 components = 9.23191e-05 Jy ! Clean residual min=-0.001082 max=0.001100 Jy/beam ! Clean residual mean=-0.000002 rms=0.000325 Jy/beam ! Combined flux in latest and established models = 0.0312524 Jy selfcal ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 33 components and 0.0312524 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=0.049869Jy sigma=0.434357 ! Fit after self-cal, rms=0.049882Jy sigma=0.434348 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.29651e-05 Jy ! Component: 100 - total flux cleaned = 1.33779e-05 Jy ! Component: 150 - total flux cleaned = 1.35735e-05 Jy ! Component: 200 - total flux cleaned = 1.36922e-05 Jy ! Total flux subtracted in 200 components = 1.36922e-05 Jy ! Clean residual min=-0.001098 max=0.001106 Jy/beam ! Clean residual mean=-0.000002 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0312661 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 35 components and 0.0312661 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=0.049882Jy sigma=0.434349 ! Fit after self-cal, rms=0.049884Jy sigma=0.434347 ! 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=0.8051 mas, bmaj=1.925 mas, bpa=-0.6335 degrees ! Estimated noise=0.595871 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8051 x 1.925 at -0.6335 degrees (North through East) ! Clean map min=-0.00090399 max=0.030391 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=0.6085 mas, bmaj=1.567 mas, bpa=-0.2847 degrees ! Estimated noise=1.02664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0237227 Jy ! Component: 100 - total flux cleaned = 0.0295503 Jy ! Component: 150 - total flux cleaned = 0.0296731 Jy ! Component: 200 - total flux cleaned = 0.0297463 Jy ! Total flux subtracted in 200 components = 0.0297463 Jy ! Clean residual min=-0.001718 max=0.001791 Jy/beam ! Clean residual mean=-0.000001 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0297463 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0297463 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8051 mas, bmaj=1.925 mas, bpa=-0.6335 degrees ! Estimated noise=0.595871 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.2, 2.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00115553 Jy ! Component: 100 - total flux cleaned = 0.00157142 Jy ! Component: 150 - total flux cleaned = 0.00162047 Jy ! Component: 200 - total flux cleaned = 0.00166354 Jy ! Total flux subtracted in 200 components = 0.00166354 Jy ! Clean residual min=-0.001039 max=0.001151 Jy/beam ! Clean residual mean=-0.000001 rms=0.000241 Jy/beam ! Combined flux in latest and established models = 0.0314099 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 27 components and 0.0314099 Jy ! Inverting map ! Added new window around map position (-1.8, -5.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00101576 Jy ! Component: 100 - total flux cleaned = 0.00112214 Jy ! Component: 150 - total flux cleaned = 0.00115281 Jy ! Component: 200 - total flux cleaned = 0.00119344 Jy ! Total flux subtracted in 200 components = 0.00119344 Jy ! Clean residual min=-0.000945 max=0.000878 Jy/beam ! Clean residual mean=-0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0326033 Jy ! Adding 11 model components to the UV plane model. ! The established model now contains 35 components and 0.0326033 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=3.029 mas, bmaj=5.663 mas, bpa=12.22 degrees ! Estimated noise=0.781973 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.61192e-05 Jy ! Component: 100 - total flux cleaned = -9.01224e-06 Jy ! Component: 150 - total flux cleaned = 1.8421e-05 Jy ! Component: 200 - total flux cleaned = 1.89231e-05 Jy ! Total flux subtracted in 200 components = 1.89231e-05 Jy ! Clean residual min=-0.000927 max=0.000901 Jy/beam ! Clean residual mean=-0.000001 rms=0.000282 Jy/beam ! Combined flux in latest and established models = 0.0326222 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 = 1.14554e-07 Jy ! Component: 100 - total flux cleaned = 5.21997e-06 Jy ! Component: 150 - total flux cleaned = 5.16568e-06 Jy ! Component: 200 - total flux cleaned = 5.27302e-06 Jy ! Total flux subtracted in 200 components = 5.27302e-06 Jy ! Clean residual min=-0.000921 max=0.000893 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0326275 Jy ! Adding 15 model components to the UV plane model. ! The established model now contains 49 components and 0.0326275 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8051 mas, bmaj=1.925 mas, bpa=-0.6335 degrees ! Estimated noise=0.595871 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.0445e-06 Jy ! Component: 100 - total flux cleaned = 3.81227e-05 Jy ! Component: 150 - total flux cleaned = 4.8618e-05 Jy ! Component: 200 - total flux cleaned = 4.84223e-05 Jy ! Total flux subtracted in 200 components = 4.84223e-05 Jy ! Clean residual min=-0.000934 max=0.000923 Jy/beam ! Clean residual mean=-0.000000 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.0326759 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 59 components and 0.0326759 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=0.049852Jy sigma=0.434087 ! Fit after self-cal, rms=0.049839Jy sigma=0.433960 wmodel J0527-2258_X_map.mod ! Writing 59 model components to file: J0527-2258_X_map.mod wobs J0527-2258_X_uvs.fits ! Writing UV FITS file: J0527-2258_X_uvs.fits wwins J0527-2258_X_map.win ! wwins: Wrote 3 windows to J0527-2258_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 = -0.000222828 Jy ! Component: 100 - total flux cleaned = -0.000286537 Jy ! Component: 150 - total flux cleaned = -0.000286088 Jy ! Component: 200 - total flux cleaned = -0.000372663 Jy ! Component: 250 - total flux cleaned = -0.000455865 Jy ! Component: 300 - total flux cleaned = -0.000549685 Jy ! Component: 350 - total flux cleaned = -0.000615036 Jy ! Component: 400 - total flux cleaned = -0.000729743 Jy ! Component: 450 - total flux cleaned = -0.000791634 Jy ! Component: 500 - total flux cleaned = -0.000852146 Jy ! Component: 550 - total flux cleaned = -0.000887693 Jy ! Component: 600 - total flux cleaned = -0.000910974 Jy ! Component: 650 - total flux cleaned = -0.00095651 Jy ! Component: 700 - total flux cleaned = -0.00103432 Jy ! Component: 750 - total flux cleaned = -0.0010671 Jy ! Component: 800 - total flux cleaned = -0.0011422 Jy ! Component: 850 - total flux cleaned = -0.00117385 Jy ! Component: 900 - total flux cleaned = -0.00121535 Jy ! Component: 950 - total flux cleaned = -0.00122533 Jy ! Component: 1000 - total flux cleaned = -0.00125549 Jy ! Component: 1050 - total flux cleaned = -0.00128525 Jy ! Component: 1100 - total flux cleaned = -0.00131461 Jy ! Component: 1150 - total flux cleaned = -0.00131452 Jy ! Component: 1200 - total flux cleaned = -0.00135271 Jy ! Component: 1250 - total flux cleaned = -0.00134314 Jy ! Component: 1300 - total flux cleaned = -0.00132461 Jy ! Component: 1350 - total flux cleaned = -0.00132444 Jy ! Component: 1400 - total flux cleaned = -0.00131543 Jy ! Component: 1450 - total flux cleaned = -0.00130654 Jy ! Component: 1500 - total flux cleaned = -0.00132416 Jy ! Component: 1550 - total flux cleaned = -0.00125408 Jy ! Component: 1600 - total flux cleaned = -0.00125413 Jy ! Component: 1650 - total flux cleaned = -0.00126259 Jy ! Component: 1700 - total flux cleaned = -0.00125404 Jy ! Component: 1750 - total flux cleaned = -0.00124566 Jy ! Component: 1800 - total flux cleaned = -0.0012126 Jy ! Component: 1850 - total flux cleaned = -0.00120435 Jy ! Component: 1900 - total flux cleaned = -0.00120437 Jy ! Component: 1950 - total flux cleaned = -0.0011722 Jy ! Component: 2000 - total flux cleaned = -0.00117218 Jy ! Component: 2050 - total flux cleaned = -0.00115638 Jy ! Component: 2100 - total flux cleaned = -0.00111733 Jy ! Component: 2150 - total flux cleaned = -0.00110964 Jy ! Component: 2200 - total flux cleaned = -0.00110192 Jy ! Component: 2250 - total flux cleaned = -0.00108678 Jy ! Component: 2300 - total flux cleaned = -0.00107177 Jy ! Component: 2350 - total flux cleaned = -0.00105684 Jy ! Component: 2400 - total flux cleaned = -0.00105685 Jy ! Component: 2450 - total flux cleaned = -0.00103481 Jy ! Component: 2500 - total flux cleaned = -0.00102026 Jy ! Component: 2550 - total flux cleaned = -0.000969812 Jy ! Component: 2600 - total flux cleaned = -0.000991322 Jy ! Component: 2650 - total flux cleaned = -0.000977097 Jy ! Component: 2700 - total flux cleaned = -0.000956013 Jy ! Component: 2750 - total flux cleaned = -0.000955909 Jy ! Component: 2800 - total flux cleaned = -0.00089367 Jy ! Component: 2850 - total flux cleaned = -0.000921137 Jy ! Component: 2900 - total flux cleaned = -0.000873441 Jy ! Component: 2950 - total flux cleaned = -0.000880243 Jy ! Component: 3000 - total flux cleaned = -0.000873559 Jy ! Component: 3050 - total flux cleaned = -0.000866929 Jy ! Component: 3100 - total flux cleaned = -0.000847056 Jy ! Component: 3150 - total flux cleaned = -0.000833887 Jy ! Component: 3200 - total flux cleaned = -0.000833892 Jy ! Component: 3250 - total flux cleaned = -0.000846797 Jy ! Component: 3300 - total flux cleaned = -0.000814518 Jy ! Component: 3350 - total flux cleaned = -0.000820927 Jy ! Component: 3400 - total flux cleaned = -0.00082725 Jy ! Component: 3450 - total flux cleaned = -0.000833502 Jy ! Component: 3500 - total flux cleaned = -0.000801936 Jy ! Component: 3550 - total flux cleaned = -0.000820744 Jy ! Component: 3600 - total flux cleaned = -0.000795834 Jy ! Component: 3650 - total flux cleaned = -0.000802007 Jy ! Component: 3700 - total flux cleaned = -0.000783574 Jy ! Component: 3750 - total flux cleaned = -0.000789746 Jy ! Component: 3800 - total flux cleaned = -0.000783559 Jy ! Component: 3850 - total flux cleaned = -0.000771469 Jy ! Component: 3900 - total flux cleaned = -0.000741425 Jy ! Component: 3950 - total flux cleaned = -0.0007713 Jy ! Component: 4000 - total flux cleaned = -0.000777234 Jy ! Component: 4050 - total flux cleaned = -0.000747677 Jy ! Total flux subtracted in 4096 components = -0.000765309 Jy ! Clean residual min=-0.000355 max=0.000392 Jy/beam ! Clean residual mean=-0.000001 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0319106 Jy keep ! Adding 271 model components to the UV plane model. ! The established model now contains 330 components and 0.0319106 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0527-2258_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8051 x 1.925 at -0.6335 degrees (North through East) ! Clean map min=-0.00063277 max=0.030127 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0527-2258_X_map.fits wmodel /image_prod/ug002_uva//J0527-2258_X_map.mod ! Writing 330 model components to file: /image_prod/ug002_uva//J0527-2258_X_map.mod wobs /image_prod/ug002_uva//J0527-2258_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0527-2258_X_uvs.fits wwins /image_prod/ug002_uva//J0527-2258_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J0527-2258_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0301269 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.79116e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.97499 0.97499 1.94998 3.89996 7.79992 15.5998 31.1997 62.3994 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.03 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 307.695 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0527-2258_X_dfm.log closed on Wed Mar 4 20:52:36 2020