! Started logfile: /image_prod/ug002_uva//J2248-0541_X_dfm.log on Thu Mar 5 05:53:27 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//J2248-0541_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2248-0541_X_uva.fits ! AN table 1: 25 integrations on 28 of 28 possible baselines. ! AN table 2: 50 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.9984 visibilities/baseline/integration-bin. ! Found source: J2248-0541 ! ! 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 134 lines of history. ! ! Reading 29952 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 J2248-0541_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=1.002782Jy sigma=8.954825 ! Fit after self-cal, rms=0.949332Jy sigma=8.455027 ! 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=0.6374 mas, bmaj=1.665 mas, bpa=-0.4532 degrees ! Estimated noise=0.894344 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 = 0.0372037 Jy ! Component: 100 - total flux cleaned = 0.0499013 Jy ! Total flux subtracted in 100 components = 0.0499013 Jy ! Clean residual min=-0.002574 max=0.005433 Jy/beam ! Clean residual mean=0.000000 rms=0.000675 Jy/beam ! Combined flux in latest and established models = 0.0499013 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0499013 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=0.061162Jy sigma=0.491218 ! Fit after self-cal, rms=0.060338Jy sigma=0.483847 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0068168 Jy ! Component: 100 - total flux cleaned = 0.0104328 Jy ! Total flux subtracted in 100 components = 0.0104328 Jy ! Clean residual min=-0.002082 max=0.003444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000535 Jy/beam ! Combined flux in latest and established models = 0.0603341 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.0603341 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=0.059198Jy sigma=0.470808 ! Fit after self-cal, rms=0.059187Jy sigma=0.470647 ! Inverting map ! Added new window around map position (-2.4, 4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00343277 Jy ! Component: 100 - total flux cleaned = 0.00566751 Jy ! Total flux subtracted in 100 components = 0.00566751 Jy ! Clean residual min=-0.002022 max=0.002183 Jy/beam ! Clean residual mean=-0.000000 rms=0.000493 Jy/beam ! Combined flux in latest and established models = 0.0660016 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 21 components and 0.0660016 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=0.058889Jy sigma=0.467266 ! Fit after self-cal, rms=0.058874Jy sigma=0.467118 ! 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=0.8215 mas, bmaj=1.967 mas, bpa=-0.603 degrees ! Estimated noise=0.469215 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 = 0.00341224 Jy ! Component: 100 - total flux cleaned = 0.00566745 Jy ! Component: 150 - total flux cleaned = 0.00730705 Jy ! Component: 200 - total flux cleaned = 0.00854427 Jy ! Total flux subtracted in 200 components = 0.00854427 Jy ! Clean residual min=-0.002147 max=0.002487 Jy/beam ! Clean residual mean=-0.000003 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.0745459 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 35 components and 0.0745459 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=0.058661Jy sigma=0.464522 ! Fit after self-cal, rms=0.058656Jy sigma=0.464403 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8215 x 1.967 at -0.603 degrees (North through East) ! Clean map min=-0.0020285 max=0.053455 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 HN 0.92 KP 0.98 LA 0.88 ! MK 1.05 NL 1.12 OV 0.96 SC 1.16 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.10 HN 0.97 KP 1.03 ! LA 0.94 MK 1.07 OV 1.00 PT 0.84 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.02 KP 1.04 LA 0.88 ! MK 0.99 NL 1.15 OV 0.96 SC 0.99 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.04 HN 1.01 KP 1.03 ! LA 0.98 MK 1.01 OV 0.95 PT 0.84 ! SC 0.88 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 HN 0.91 KP 1.03 LA 1.01 ! MK 1.07 NL 1.12 OV 0.95 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.06 FD 1.04 HN 0.97 KP 0.99 ! LA 0.99 MK 1.06 OV 0.97 PT 0.85 ! SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.15 KP 0.98 LA 0.94 ! MK 1.07 NL 1.10 OV 0.91 SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.08 HN 0.98 KP 1.03 ! LA 0.96 MK 1.03 OV 0.99 PT 0.82 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.23 KP 1.02 LA 0.97 ! MK 1.02 NL 1.09 OV 0.98 SC 0.95 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.01 HN 1.03 KP 1.02 ! LA 0.95 MK 1.00 OV 0.96 PT 0.83 ! SC 1.07 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.10 KP 1.00 LA 1.01 ! MK 0.99 NL 1.09 OV 0.99 SC 1.05 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 1.07 HN 1.00 KP 1.03 ! LA 0.90 MK 0.97 OV 1.03 PT 0.83 ! SC 1.06 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.01 KP 1.02 LA 0.89 ! MK 1.00 NL 1.26 OV 0.98 SC 0.89 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.98 FD 1.06 HN 0.94 KP 0.98 ! LA 0.95 MK 1.05 OV 0.98 PT 0.89 ! SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 HN 0.96 KP 1.04 LA 0.97 ! MK 1.00 NL 1.22 OV 0.93 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 1.10 HN 0.92 KP 0.98 ! LA 0.96 MK 1.11 OV 0.98 PT 0.86 ! SC 0.94 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 0.92 KP 1.11 LA 1.03 ! MK 1.00 NL 1.04 OV 0.98 SC 1.04 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.01 FD 1.04 HN 1.05 KP 1.02 ! LA 0.95 MK 0.98 OV 1.02 PT 0.85 ! SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 HN 1.05 KP 1.08 LA 0.97 ! MK 1.05 NL 1.08 OV 0.92 SC 0.91 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 1.16 HN 1.00 KP 0.95 ! LA 0.99 MK 1.05 OV 0.97 PT 0.83 ! SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 HN 0.97 KP 0.96 LA 1.08 ! MK 0.95 NL 1.08 OV 0.98 SC 0.84 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.08 FD 1.07 HN 0.93 KP 0.99 ! LA 0.94 MK 1.01 OV 0.98 PT 0.89 ! SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 HN 1.00 KP 1.01 LA 1.10 ! MK 1.06 NL 1.21 OV 0.93 SC 0.78 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 1.15 HN 1.10 KP 0.95 ! LA 1.02 MK 0.98 OV 0.99 PT 0.88 ! SC 0.91 ! ! ! Fit before self-cal, rms=0.058656Jy sigma=0.464403 ! Fit after self-cal, rms=0.058213Jy sigma=0.461240 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8247 mas, bmaj=1.98 mas, bpa=-0.1554 degrees ! Estimated noise=0.463114 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 (-1.6, 2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00193311 Jy ! Component: 100 - total flux cleaned = 0.00283624 Jy ! Component: 150 - total flux cleaned = 0.00315171 Jy ! Component: 200 - total flux cleaned = 0.00323667 Jy ! Total flux subtracted in 200 components = 0.00323667 Jy ! Clean residual min=-0.001635 max=0.001675 Jy/beam ! Clean residual mean=-0.000001 rms=0.000413 Jy/beam ! Combined flux in latest and established models = 0.0777825 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 0.0777825 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=0.058147Jy sigma=0.460598 ! Fit after self-cal, rms=0.058173Jy sigma=0.460294 ! 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=0.058173Jy sigma=0.460294 ! Fit after self-cal, rms=0.058033Jy sigma=0.459194 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8199 mas, bmaj=1.967 mas, bpa=0.215 degrees ! Estimated noise=0.460107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107481 Jy ! Component: 100 - total flux cleaned = 0.00148032 Jy ! Component: 150 - total flux cleaned = 0.00159032 Jy ! Component: 200 - total flux cleaned = 0.00165478 Jy ! Total flux subtracted in 200 components = 0.00165478 Jy ! Clean residual min=-0.001401 max=0.001524 Jy/beam ! Clean residual mean=-0.000001 rms=0.000367 Jy/beam ! Combined flux in latest and established models = 0.0794373 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 63 components and 0.0794373 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=0.058009Jy sigma=0.458983 ! Fit after self-cal, rms=0.058022Jy sigma=0.458884 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 = 0.000267536 Jy ! Component: 100 - total flux cleaned = 0.000233618 Jy ! Component: 150 - total flux cleaned = 0.000263888 Jy ! Component: 200 - total flux cleaned = 0.000263793 Jy ! Total flux subtracted in 200 components = 0.000263793 Jy ! Clean residual min=-0.001352 max=0.001499 Jy/beam ! Clean residual mean=-0.000001 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.0797011 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 70 components and 0.0797011 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=0.058012Jy sigma=0.458816 ! Fit after self-cal, rms=0.058005Jy sigma=0.458807 ! 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=0.058005Jy sigma=0.458807 ! Fit after self-cal, rms=0.057677Jy sigma=0.458730 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8177 mas, bmaj=1.959 mas, bpa=0.4274 degrees ! Estimated noise=0.457619 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000593798 Jy ! Component: 100 - total flux cleaned = 0.000758162 Jy ! Component: 150 - total flux cleaned = 0.000814428 Jy ! Component: 200 - total flux cleaned = 0.000852649 Jy ! Total flux subtracted in 200 components = 0.000852649 Jy ! Clean residual min=-0.001332 max=0.001427 Jy/beam ! Clean residual mean=-0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0805537 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 80 components and 0.0805537 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=0.057667Jy sigma=0.458652 ! Fit after self-cal, rms=0.057668Jy sigma=0.458628 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 = 0.000157753 Jy ! Component: 100 - total flux cleaned = 0.000170859 Jy ! Component: 150 - total flux cleaned = 0.000182873 Jy ! Component: 200 - total flux cleaned = 0.000183044 Jy ! Total flux subtracted in 200 components = 0.000183044 Jy ! Clean residual min=-0.001324 max=0.001416 Jy/beam ! Clean residual mean=-0.000001 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0807368 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 84 components and 0.0807368 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=0.057662Jy sigma=0.458587 ! Fit after self-cal, rms=0.057664Jy sigma=0.458574 ! 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=0.057664Jy sigma=0.458574 ! Fit after self-cal, rms=0.057407Jy sigma=0.458552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.295 mas, bmaj=3.657 mas, bpa=10.08 degrees ! Estimated noise=0.586873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000739332 Jy ! Component: 100 - total flux cleaned = 0.000723445 Jy ! Component: 150 - total flux cleaned = 0.000723159 Jy ! Component: 200 - total flux cleaned = 0.000743726 Jy ! Total flux subtracted in 200 components = 0.000743726 Jy ! Clean residual min=-0.002253 max=0.002682 Jy/beam ! Clean residual mean=-0.000003 rms=0.000655 Jy/beam ! Combined flux in latest and established models = 0.0814805 Jy selfcal ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 87 components and 0.0814805 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=0.057409Jy sigma=0.458531 ! Fit after self-cal, rms=0.057404Jy sigma=0.458514 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 = 6.48875e-05 Jy ! Component: 100 - total flux cleaned = 7.45105e-05 Jy ! Component: 150 - total flux cleaned = 9.21422e-05 Jy ! Component: 200 - total flux cleaned = 0.000100251 Jy ! Total flux subtracted in 200 components = 0.000100251 Jy ! Clean residual min=-0.002243 max=0.002690 Jy/beam ! Clean residual mean=-0.000003 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.0815807 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 88 components and 0.0815807 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=0.057406Jy sigma=0.458515 ! Fit after self-cal, rms=0.057402Jy sigma=0.458512 ! 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=0.8165 mas, bmaj=1.953 mas, bpa=0.6006 degrees ! Estimated noise=0.456214 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8165 x 1.953 at 0.6006 degrees (North through East) ! Clean map min=-0.0012528 max=0.052217 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=0.6332 mas, bmaj=1.657 mas, bpa=0.5922 degrees ! Estimated noise=0.871339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.037111 Jy ! Component: 100 - total flux cleaned = 0.0508429 Jy ! Component: 150 - total flux cleaned = 0.0573889 Jy ! Component: 200 - total flux cleaned = 0.0616474 Jy ! Total flux subtracted in 200 components = 0.0616474 Jy ! Clean residual min=-0.002283 max=0.002361 Jy/beam ! Clean residual mean=0.000000 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.0616474 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 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0616474 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8165 mas, bmaj=1.953 mas, bpa=0.6006 degrees ! Estimated noise=0.456214 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 = 0.00513206 Jy ! Component: 100 - total flux cleaned = 0.00857364 Jy ! Component: 150 - total flux cleaned = 0.0111275 Jy ! Component: 200 - total flux cleaned = 0.0130523 Jy ! Total flux subtracted in 200 components = 0.0130523 Jy ! Clean residual min=-0.001464 max=0.001753 Jy/beam ! Clean residual mean=-0.000002 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0746997 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 44 components and 0.0746997 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=2.295 mas, bmaj=3.657 mas, bpa=10.08 degrees ! Estimated noise=0.586873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00277781 Jy ! Component: 100 - total flux cleaned = 0.00438694 Jy ! Component: 150 - total flux cleaned = 0.00538501 Jy ! Component: 200 - total flux cleaned = 0.00603176 Jy ! Total flux subtracted in 200 components = 0.00603176 Jy ! Clean residual min=-0.002293 max=0.002591 Jy/beam ! Clean residual mean=-0.000003 rms=0.000660 Jy/beam ! Combined flux in latest and established models = 0.0807315 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 = 0.000322407 Jy ! Component: 100 - total flux cleaned = 0.000445948 Jy ! Component: 150 - total flux cleaned = 0.000537309 Jy ! Component: 200 - total flux cleaned = 0.000577653 Jy ! Total flux subtracted in 200 components = 0.000577653 Jy ! Clean residual min=-0.002256 max=0.002662 Jy/beam ! Clean residual mean=-0.000003 rms=0.000653 Jy/beam ! Combined flux in latest and established models = 0.0813091 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 64 components and 0.0813091 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8165 mas, bmaj=1.953 mas, bpa=0.6006 degrees ! Estimated noise=0.456214 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000464255 Jy ! Component: 100 - total flux cleaned = -0.000387833 Jy ! Component: 150 - total flux cleaned = -0.000285305 Jy ! Component: 200 - total flux cleaned = -0.000214746 Jy ! Total flux subtracted in 200 components = -0.000214746 Jy ! Clean residual min=-0.001405 max=0.001454 Jy/beam ! Clean residual mean=-0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.0810944 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 73 components and 0.0810944 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=0.057411Jy sigma=0.458577 ! Fit after self-cal, rms=0.057398Jy sigma=0.458509 wmodel J2248-0541_X_map.mod ! Writing 73 model components to file: J2248-0541_X_map.mod wobs J2248-0541_X_uvs.fits ! Writing UV FITS file: J2248-0541_X_uvs.fits wwins J2248-0541_X_map.win ! wwins: Wrote 3 windows to J2248-0541_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 = 0.000336644 Jy ! Component: 100 - total flux cleaned = 0.000407117 Jy ! Component: 150 - total flux cleaned = 0.000451191 Jy ! Component: 200 - total flux cleaned = 0.000556843 Jy ! Component: 250 - total flux cleaned = 0.000718341 Jy ! Component: 300 - total flux cleaned = 0.000835004 Jy ! Component: 350 - total flux cleaned = 0.000891713 Jy ! Component: 400 - total flux cleaned = 0.000946765 Jy ! Component: 450 - total flux cleaned = 0.000947108 Jy ! Component: 500 - total flux cleaned = 0.000982474 Jy ! Component: 550 - total flux cleaned = 0.000948383 Jy ! Component: 600 - total flux cleaned = 0.000964842 Jy ! Component: 650 - total flux cleaned = 0.000932012 Jy ! Component: 700 - total flux cleaned = 0.000899944 Jy ! Component: 750 - total flux cleaned = 0.000884079 Jy ! Component: 800 - total flux cleaned = 0.00082194 Jy ! Component: 850 - total flux cleaned = 0.000745664 Jy ! Component: 900 - total flux cleaned = 0.000670618 Jy ! Component: 950 - total flux cleaned = 0.000522929 Jy ! Component: 1000 - total flux cleaned = 0.000435504 Jy ! Component: 1050 - total flux cleaned = 0.00032088 Jy ! Component: 1100 - total flux cleaned = 0.000208114 Jy ! Component: 1150 - total flux cleaned = 0.000138606 Jy ! Component: 1200 - total flux cleaned = 5.61453e-05 Jy ! Component: 1250 - total flux cleaned = -3.86864e-05 Jy ! Component: 1300 - total flux cleaned = -0.000105928 Jy ! Component: 1350 - total flux cleaned = -0.000211444 Jy ! Component: 1400 - total flux cleaned = -0.000289932 Jy ! Component: 1450 - total flux cleaned = -0.000367368 Jy ! Component: 1500 - total flux cleaned = -0.000443702 Jy ! Component: 1550 - total flux cleaned = -0.00050678 Jy ! Component: 1600 - total flux cleaned = -0.000544099 Jy ! Component: 1650 - total flux cleaned = -0.000618003 Jy ! Component: 1700 - total flux cleaned = -0.000666752 Jy ! Component: 1750 - total flux cleaned = -0.000738893 Jy ! Component: 1800 - total flux cleaned = -0.000774623 Jy ! Component: 1850 - total flux cleaned = -0.000880493 Jy ! Component: 1900 - total flux cleaned = -0.000892068 Jy ! Component: 1950 - total flux cleaned = -0.000984269 Jy ! Component: 2000 - total flux cleaned = -0.00101825 Jy ! Component: 2050 - total flux cleaned = -0.00105227 Jy ! Component: 2100 - total flux cleaned = -0.00113042 Jy ! Component: 2150 - total flux cleaned = -0.00114144 Jy ! Component: 2200 - total flux cleaned = -0.0012512 Jy ! Component: 2250 - total flux cleaned = -0.00128369 Jy ! Component: 2300 - total flux cleaned = -0.00130521 Jy ! Component: 2350 - total flux cleaned = -0.00132651 Jy ! Component: 2400 - total flux cleaned = -0.00143209 Jy ! Component: 2450 - total flux cleaned = -0.00142172 Jy ! Component: 2500 - total flux cleaned = -0.00145278 Jy ! Component: 2550 - total flux cleaned = -0.00152491 Jy ! Component: 2600 - total flux cleaned = -0.00159618 Jy ! Component: 2650 - total flux cleaned = -0.00162624 Jy ! Component: 2700 - total flux cleaned = -0.00156612 Jy ! Component: 2750 - total flux cleaned = -0.00163589 Jy ! Component: 2800 - total flux cleaned = -0.00169494 Jy ! Component: 2850 - total flux cleaned = -0.00171455 Jy ! Component: 2900 - total flux cleaned = -0.00171453 Jy ! Component: 2950 - total flux cleaned = -0.0017338 Jy ! Component: 3000 - total flux cleaned = -0.00174343 Jy ! Component: 3050 - total flux cleaned = -0.00180038 Jy ! Component: 3100 - total flux cleaned = -0.00180027 Jy ! Component: 3150 - total flux cleaned = -0.00179093 Jy ! Component: 3200 - total flux cleaned = -0.00180028 Jy ! Component: 3250 - total flux cleaned = -0.00180945 Jy ! Component: 3300 - total flux cleaned = -0.00175459 Jy ! Component: 3350 - total flux cleaned = -0.00175466 Jy ! Component: 3400 - total flux cleaned = -0.00176367 Jy ! Component: 3450 - total flux cleaned = -0.00173681 Jy ! Component: 3500 - total flux cleaned = -0.00174568 Jy ! Component: 3550 - total flux cleaned = -0.00171913 Jy ! Component: 3600 - total flux cleaned = -0.00169289 Jy ! Component: 3650 - total flux cleaned = -0.00168417 Jy ! Component: 3700 - total flux cleaned = -0.00170161 Jy ! Component: 3750 - total flux cleaned = -0.00167569 Jy ! Component: 3800 - total flux cleaned = -0.00170984 Jy ! Component: 3850 - total flux cleaned = -0.00168445 Jy ! Component: 3900 - total flux cleaned = -0.00170133 Jy ! Component: 3950 - total flux cleaned = -0.00169291 Jy ! Component: 4000 - total flux cleaned = -0.00169284 Jy ! Component: 4050 - total flux cleaned = -0.00168448 Jy ! Total flux subtracted in 4096 components = -0.00165974 Jy ! Clean residual min=-0.000528 max=0.000505 Jy/beam ! Clean residual mean=-0.000000 rms=0.000149 Jy/beam ! Combined flux in latest and established models = 0.0794346 Jy keep ! Adding 358 model components to the UV plane model. ! The established model now contains 431 components and 0.0794346 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2248-0541_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8165 x 1.953 at 0.6006 degrees (North through East) ! Clean map min=-0.00078473 max=0.05194 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2248-0541_X_map.fits wmodel /image_prod/ug002_uva//J2248-0541_X_map.mod ! Writing 431 model components to file: /image_prod/ug002_uva//J2248-0541_X_map.mod wobs /image_prod/ug002_uva//J2248-0541_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2248-0541_X_uvs.fits wwins /image_prod/ug002_uva//J2248-0541_X_map.win ! wwins: Wrote 4 windows to /image_prod/ug002_uva//J2248-0541_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0519399 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000146735 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.847526 0.847526 1.69505 3.39011 6.78021 13.5604 27.1208 54.2417 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.051 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 353.971 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2248-0541_X_dfm.log closed on Thu Mar 5 05:53:32 2020