! Started logfile: /image_prod/ug002_uva//J1831+2200_X_dfm.log on Thu Mar 5 03:47:06 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//J1831+2200_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1831+2200_X_uva.fits ! AN table 1: 75 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.807111 visibilities/baseline/integration-bin. ! Found source: J1831+2200 ! ! 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 32688 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 J1831+2200_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 75 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001339Jy sigma=9.306949 ! Fit after self-cal, rms=0.969504Jy sigma=9.017412 ! 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=0.915 mas, bmaj=1.397 mas, bpa=-5.192 degrees ! Estimated noise=0.977964 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 = 0.0239072 Jy ! Component: 100 - total flux cleaned = 0.0300063 Jy ! Total flux subtracted in 100 components = 0.0300063 Jy ! Clean residual min=-0.002763 max=0.005538 Jy/beam ! Clean residual mean=-0.000001 rms=0.000765 Jy/beam ! Combined flux in latest and established models = 0.0300063 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0300063 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=0.060806Jy sigma=0.515649 ! Fit after self-cal, rms=0.059242Jy sigma=0.500280 ! Inverting map ! Added new window around map position (3.6, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0060868 Jy ! Component: 100 - total flux cleaned = 0.00954572 Jy ! Total flux subtracted in 100 components = 0.00954572 Jy ! Clean residual min=-0.002815 max=0.005070 Jy/beam ! Clean residual mean=-0.000001 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.039552 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.039552 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=0.058430Jy sigma=0.491938 ! Fit after self-cal, rms=0.058261Jy sigma=0.490465 ! Inverting map ! Added new window around map position (1.4, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00526638 Jy ! Component: 100 - total flux cleaned = 0.00826295 Jy ! Total flux subtracted in 100 components = 0.00826295 Jy ! Clean residual min=-0.002483 max=0.004168 Jy/beam ! Clean residual mean=-0.000001 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.0478149 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 19 components and 0.0478149 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=0.057702Jy sigma=0.484347 ! Fit after self-cal, rms=0.057535Jy sigma=0.482629 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.166 mas, bmaj=1.754 mas, bpa=-2.337 degrees ! Estimated noise=0.429017 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 (5.6, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525981 Jy ! Component: 100 - total flux cleaned = 0.00871357 Jy ! Component: 150 - total flux cleaned = 0.0112262 Jy ! Component: 200 - total flux cleaned = 0.0131589 Jy ! Total flux subtracted in 200 components = 0.0131589 Jy ! Clean residual min=-0.001873 max=0.003316 Jy/beam ! Clean residual mean=-0.000001 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.0609739 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 49 components and 0.0609739 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=0.056983Jy sigma=0.476409 ! Fit after self-cal, rms=0.056798Jy sigma=0.474561 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00306218 Jy ! Component: 100 - total flux cleaned = 0.00508306 Jy ! Component: 150 - total flux cleaned = 0.00661169 Jy ! Component: 200 - total flux cleaned = 0.00783225 Jy ! Total flux subtracted in 200 components = 0.00783225 Jy ! Clean residual min=-0.001759 max=0.002017 Jy/beam ! Clean residual mean=-0.000002 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.0688061 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 64 components and 0.0688061 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=0.056599Jy sigma=0.472415 ! Fit after self-cal, rms=0.056520Jy sigma=0.471677 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.166 x 1.754 at -2.337 degrees (North through East) ! Clean map min=-0.0017854 max=0.031362 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.10 KP 1.07 ! LA 1.01 MK 0.96 NL 1.22 OV 1.07 ! PT 0.82 SC 0.91 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.99 KP 1.04 ! LA 0.96 MK 1.09 NL 1.23 OV 1.00 ! PT 0.86 SC 1.05 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 0.98 KP 1.03 ! LA 0.98 MK 0.94 NL 1.23 OV 1.06 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.06 KP 1.01 ! LA 0.96 MK 1.02 NL 1.18 OV 1.10 ! PT 0.82 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.00 KP 1.02 ! LA 1.02 MK 1.14 NL 1.28 OV 0.96 ! PT 0.86 SC 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.02 HN 1.02 KP 1.02 ! LA 1.02 MK 0.96 NL 1.33 OV 0.98 ! PT 0.83 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.99 HN 0.87 KP 1.02 ! LA 1.04 MK 0.97 NL 1.24 OV 1.03 ! PT 0.85 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.96 HN 0.93 KP 1.04 ! LA 1.01 MK 1.03 NL 1.19 OV 1.02 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.87 KP 1.02 ! LA 0.98 MK 0.90 NL 1.25 OV 0.99 ! PT 0.86 SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.94 HN 0.95 KP 0.97 ! LA 1.04 MK 0.91 NL 1.14 OV 0.99 ! PT 0.85 SC 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.92 HN 0.92 KP 1.02 ! LA 1.01 MK 0.84 NL 1.25 OV 0.90 ! PT 0.80 SC 0.92 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.94 HN 0.88 KP 1.01 ! LA 0.99 MK 0.78 NL 1.22 OV 1.06 ! PT 0.86 SC 0.80 ! ! ! Fit before self-cal, rms=0.056520Jy sigma=0.471677 ! Fit after self-cal, rms=0.053833Jy sigma=0.469355 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.145 mas, bmaj=1.731 mas, bpa=-1.602 degrees ! Estimated noise=0.426702 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 = 0.00123891 Jy ! Component: 100 - total flux cleaned = 0.00173018 Jy ! Component: 150 - total flux cleaned = 0.00190673 Jy ! Component: 200 - total flux cleaned = 0.00199474 Jy ! Total flux subtracted in 200 components = 0.00199474 Jy ! Clean residual min=-0.001295 max=0.001448 Jy/beam ! Clean residual mean=-0.000002 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0708009 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 79 components and 0.0708009 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=0.053771Jy sigma=0.468739 ! Fit after self-cal, rms=0.053730Jy sigma=0.468130 ! Inverting map ! Added new window around map position (-1.6, 17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00122506 Jy ! Component: 100 - total flux cleaned = 0.00165821 Jy ! Component: 150 - total flux cleaned = 0.00175398 Jy ! Component: 200 - total flux cleaned = 0.00172899 Jy ! Total flux subtracted in 200 components = 0.00172899 Jy ! Clean residual min=-0.001246 max=0.001192 Jy/beam ! Clean residual mean=-0.000002 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.0725299 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 88 components and 0.0725299 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=0.053677Jy sigma=0.467655 ! Fit after self-cal, rms=0.053659Jy sigma=0.467481 ! 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=0.053659Jy sigma=0.467481 ! Fit after self-cal, rms=0.053459Jy sigma=0.466324 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.137 mas, bmaj=1.74 mas, bpa=-2.284 degrees ! Estimated noise=0.425914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000332212 Jy ! Component: 100 - total flux cleaned = 0.000592041 Jy ! Component: 150 - total flux cleaned = 0.000717661 Jy ! Component: 200 - total flux cleaned = 0.000896771 Jy ! Total flux subtracted in 200 components = 0.000896771 Jy ! Clean residual min=-0.000988 max=0.001011 Jy/beam ! Clean residual mean=0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0734266 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 111 components and 0.0734266 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=0.053432Jy sigma=0.466070 ! Fit after self-cal, rms=0.053448Jy sigma=0.465763 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 (-30.4, 34). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000396396 Jy ! Component: 100 - total flux cleaned = 0.000421534 Jy ! Component: 150 - total flux cleaned = 0.000516728 Jy ! Component: 200 - total flux cleaned = 0.000580611 Jy ! Total flux subtracted in 200 components = 0.000580611 Jy ! Clean residual min=-0.000989 max=0.000982 Jy/beam ! Clean residual mean=0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0740072 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 119 components and 0.0740072 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=0.053422Jy sigma=0.465499 ! Fit after self-cal, rms=0.053409Jy sigma=0.465360 ! Inverting map ! Added new window around map position (47.2, 5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000975603 Jy ! Component: 100 - total flux cleaned = 0.00113201 Jy ! Component: 150 - total flux cleaned = 0.00124572 Jy ! Component: 200 - total flux cleaned = 0.00143397 Jy ! Total flux subtracted in 200 components = 0.00143397 Jy ! Clean residual min=-0.000965 max=0.000880 Jy/beam ! Clean residual mean=0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.0754412 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 132 components and 0.0754412 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=0.053383Jy sigma=0.465112 ! Fit after self-cal, rms=0.053377Jy sigma=0.465051 ! 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=0.053377Jy sigma=0.465051 ! Fit after self-cal, rms=0.053089Jy sigma=0.464925 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.134 mas, bmaj=1.746 mas, bpa=-2.188 degrees ! Estimated noise=0.422556 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000497374 Jy ! Component: 100 - total flux cleaned = 0.000591836 Jy ! Component: 150 - total flux cleaned = 0.000764075 Jy ! Component: 200 - total flux cleaned = 0.000923205 Jy ! Total flux subtracted in 200 components = 0.000923205 Jy ! Clean residual min=-0.000841 max=0.000831 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0763644 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 140 components and 0.0763644 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=0.053069Jy sigma=0.464736 ! Fit after self-cal, rms=0.053068Jy sigma=0.464595 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 = 0.000261849 Jy ! Component: 100 - total flux cleaned = 0.000385874 Jy ! Component: 150 - total flux cleaned = 0.000481058 Jy ! Component: 200 - total flux cleaned = 0.000552949 Jy ! Total flux subtracted in 200 components = 0.000552949 Jy ! Clean residual min=-0.000862 max=0.000817 Jy/beam ! Clean residual mean=0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0769174 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 148 components and 0.0769174 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=0.053054Jy sigma=0.464462 ! Fit after self-cal, rms=0.053050Jy sigma=0.464416 ! 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=0.053050Jy sigma=0.464416 ! Fit after self-cal, rms=0.052679Jy sigma=0.464374 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.251 mas, bmaj=2.749 mas, bpa=1.412 degrees ! Estimated noise=0.500292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000470079 Jy ! Component: 100 - total flux cleaned = 0.000670963 Jy ! Component: 150 - total flux cleaned = 0.000790525 Jy ! Component: 200 - total flux cleaned = 0.000850615 Jy ! Total flux subtracted in 200 components = 0.000850615 Jy ! Clean residual min=-0.000855 max=0.000932 Jy/beam ! Clean residual mean=0.000002 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.077768 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 166 components and 0.077768 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=0.052669Jy sigma=0.464277 ! Fit after self-cal, rms=0.052671Jy sigma=0.464248 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 = 0.000158996 Jy ! Component: 100 - total flux cleaned = 0.000190569 Jy ! Component: 150 - total flux cleaned = 0.000232924 Jy ! Component: 200 - total flux cleaned = 0.000246164 Jy ! Total flux subtracted in 200 components = 0.000246164 Jy ! Clean residual min=-0.000844 max=0.000910 Jy/beam ! Clean residual mean=0.000002 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0780142 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 175 components and 0.0780142 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=0.052665Jy sigma=0.464189 ! Fit after self-cal, rms=0.052666Jy sigma=0.464171 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.131 mas, bmaj=1.748 mas, bpa=-2.156 degrees ! Estimated noise=0.419825 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.131 x 1.748 at -2.156 degrees (North through East) ! Clean map min=-0.0013462 max=0.028872 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=0.8893 mas, bmaj=1.402 mas, bpa=-4.632 degrees ! Estimated noise=0.94289 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0243892 Jy ! Component: 100 - total flux cleaned = 0.036302 Jy ! Component: 150 - total flux cleaned = 0.0438672 Jy ! Component: 200 - total flux cleaned = 0.0494822 Jy ! Total flux subtracted in 200 components = 0.0494822 Jy ! Clean residual min=-0.002510 max=0.003288 Jy/beam ! Clean residual mean=-0.000000 rms=0.000634 Jy/beam ! Combined flux in latest and established models = 0.0494822 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0494822 Jy ! Inverting map and beam ! Estimated beam: bmin=1.131 mas, bmaj=1.748 mas, bpa=-2.156 degrees ! Estimated noise=0.419825 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 = 0.00612887 Jy ! Component: 100 - total flux cleaned = 0.0105059 Jy ! Component: 150 - total flux cleaned = 0.0138158 Jy ! Component: 200 - total flux cleaned = 0.0164191 Jy ! Total flux subtracted in 200 components = 0.0164191 Jy ! Clean residual min=-0.001261 max=0.001651 Jy/beam ! Clean residual mean=-0.000000 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0659013 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.0659013 Jy ! Inverting map ! Added new window around map position (-41.4, 13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00218182 Jy ! Component: 100 - total flux cleaned = 0.0038803 Jy ! Component: 150 - total flux cleaned = 0.00496349 Jy ! Component: 200 - total flux cleaned = 0.00585134 Jy ! Total flux subtracted in 200 components = 0.00585134 Jy ! Clean residual min=-0.001074 max=0.001039 Jy/beam ! Clean residual mean=0.000000 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.0717526 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 64 components and 0.0717526 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=2.251 mas, bmaj=2.749 mas, bpa=1.412 degrees ! Estimated noise=0.500292 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00174207 Jy ! Component: 100 - total flux cleaned = 0.00274673 Jy ! Component: 150 - total flux cleaned = 0.00325881 Jy ! Component: 200 - total flux cleaned = 0.003621 Jy ! Total flux subtracted in 200 components = 0.003621 Jy ! Clean residual min=-0.000941 max=0.000997 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0753736 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 = 0.000346045 Jy ! Component: 100 - total flux cleaned = 0.000649242 Jy ! Component: 150 - total flux cleaned = 0.000917891 Jy ! Component: 200 - total flux cleaned = 0.00113832 Jy ! Total flux subtracted in 200 components = 0.00113832 Jy ! Clean residual min=-0.000849 max=0.000939 Jy/beam ! Clean residual mean=0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0765119 Jy ! Adding 78 model components to the UV plane model. ! The established model now contains 130 components and 0.0765119 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.131 mas, bmaj=1.748 mas, bpa=-2.156 degrees ! Estimated noise=0.419825 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000167403 Jy ! Component: 100 - total flux cleaned = 0.000416471 Jy ! Component: 150 - total flux cleaned = 0.000483582 Jy ! Component: 200 - total flux cleaned = 0.000586712 Jy ! Total flux subtracted in 200 components = 0.000586712 Jy ! Clean residual min=-0.000880 max=0.000864 Jy/beam ! Clean residual mean=0.000001 rms=0.000202 Jy/beam ! Combined flux in latest and established models = 0.0770986 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 158 components and 0.0770986 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=0.052677Jy sigma=0.464287 ! Fit after self-cal, rms=0.052658Jy sigma=0.464052 wmodel J1831+2200_X_map.mod ! Writing 158 model components to file: J1831+2200_X_map.mod wobs J1831+2200_X_uvs.fits ! Writing UV FITS file: J1831+2200_X_uvs.fits wwins J1831+2200_X_map.win ! wwins: Wrote 8 windows to J1831+2200_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 = -2.56493e-05 Jy ! Component: 100 - total flux cleaned = -0.00017122 Jy ! Component: 150 - total flux cleaned = -0.000283082 Jy ! Component: 200 - total flux cleaned = -0.000309953 Jy ! Component: 250 - total flux cleaned = -0.000283668 Jy ! Component: 300 - total flux cleaned = -0.000283789 Jy ! Component: 350 - total flux cleaned = -0.000320857 Jy ! Component: 400 - total flux cleaned = -0.000296122 Jy ! Component: 450 - total flux cleaned = -0.000272145 Jy ! Component: 500 - total flux cleaned = -0.000272227 Jy ! Component: 550 - total flux cleaned = -0.00026061 Jy ! Component: 600 - total flux cleaned = -0.000237824 Jy ! Component: 650 - total flux cleaned = -0.000215245 Jy ! Component: 700 - total flux cleaned = -0.000193127 Jy ! Component: 750 - total flux cleaned = -0.000193131 Jy ! Component: 800 - total flux cleaned = -0.000171455 Jy ! Component: 850 - total flux cleaned = -0.000171414 Jy ! Component: 900 - total flux cleaned = -0.000150406 Jy ! Component: 950 - total flux cleaned = -0.000171015 Jy ! Component: 1000 - total flux cleaned = -0.000150434 Jy ! Component: 1050 - total flux cleaned = -0.00011027 Jy ! Component: 1100 - total flux cleaned = -0.000160362 Jy ! Component: 1150 - total flux cleaned = -0.000150471 Jy ! Component: 1200 - total flux cleaned = -0.000170039 Jy ! Component: 1250 - total flux cleaned = -0.000150969 Jy ! Component: 1300 - total flux cleaned = -0.000189368 Jy ! Component: 1350 - total flux cleaned = -0.000198889 Jy ! Component: 1400 - total flux cleaned = -0.000189509 Jy ! Component: 1450 - total flux cleaned = -0.000217183 Jy ! Component: 1500 - total flux cleaned = -0.000208067 Jy ! Component: 1550 - total flux cleaned = -0.000181162 Jy ! Component: 1600 - total flux cleaned = -0.000208074 Jy ! Component: 1650 - total flux cleaned = -0.000216946 Jy ! Component: 1700 - total flux cleaned = -0.000199366 Jy ! Component: 1750 - total flux cleaned = -0.000208054 Jy ! Component: 1800 - total flux cleaned = -0.000199517 Jy ! Component: 1850 - total flux cleaned = -0.000225266 Jy ! Component: 1900 - total flux cleaned = -0.000208385 Jy ! Component: 1950 - total flux cleaned = -0.000199956 Jy ! Component: 2000 - total flux cleaned = -0.000199858 Jy ! Component: 2050 - total flux cleaned = -0.00017511 Jy ! Component: 2100 - total flux cleaned = -0.000158869 Jy ! Component: 2150 - total flux cleaned = -0.000150893 Jy ! Component: 2200 - total flux cleaned = -0.000142811 Jy ! Component: 2250 - total flux cleaned = -0.000150855 Jy ! Component: 2300 - total flux cleaned = -0.000111372 Jy ! Component: 2350 - total flux cleaned = -0.000119105 Jy ! Component: 2400 - total flux cleaned = -0.00010342 Jy ! Component: 2450 - total flux cleaned = -8.8029e-05 Jy ! Component: 2500 - total flux cleaned = -8.80067e-05 Jy ! Component: 2550 - total flux cleaned = -6.53241e-05 Jy ! Component: 2600 - total flux cleaned = -6.53852e-05 Jy ! Component: 2650 - total flux cleaned = -3.55738e-05 Jy ! Component: 2700 - total flux cleaned = -3.56195e-05 Jy ! Component: 2750 - total flux cleaned = -4.30516e-05 Jy ! Component: 2800 - total flux cleaned = -4.30617e-05 Jy ! Component: 2850 - total flux cleaned = -6.77383e-06 Jy ! Component: 2900 - total flux cleaned = 3.63136e-07 Jy ! Component: 2950 - total flux cleaned = -1.39385e-05 Jy ! Component: 3000 - total flux cleaned = -2.82578e-05 Jy ! Component: 3050 - total flux cleaned = -2.82137e-05 Jy ! Component: 3100 - total flux cleaned = -2.1175e-05 Jy ! Component: 3150 - total flux cleaned = -7.16217e-06 Jy ! Component: 3200 - total flux cleaned = -2.80466e-05 Jy ! Component: 3250 - total flux cleaned = -1.42098e-05 Jy ! Component: 3300 - total flux cleaned = -7.29328e-06 Jy ! Component: 3350 - total flux cleaned = -4.41306e-07 Jy ! Component: 3400 - total flux cleaned = -2.07567e-05 Jy ! Component: 3450 - total flux cleaned = -4.53386e-07 Jy ! Component: 3500 - total flux cleaned = 1.96631e-05 Jy ! Component: 3550 - total flux cleaned = 3.30157e-05 Jy ! Component: 3600 - total flux cleaned = 3.96485e-05 Jy ! Component: 3650 - total flux cleaned = 7.26176e-05 Jy ! Component: 3700 - total flux cleaned = 6.60498e-05 Jy ! Component: 3750 - total flux cleaned = 2.69523e-05 Jy ! Component: 3800 - total flux cleaned = 5.29066e-05 Jy ! Component: 3850 - total flux cleaned = 5.28762e-05 Jy ! Component: 3900 - total flux cleaned = 8.49211e-05 Jy ! Component: 3950 - total flux cleaned = 5.94335e-05 Jy ! Component: 4000 - total flux cleaned = 4.67459e-05 Jy ! Component: 4050 - total flux cleaned = 4.67471e-05 Jy ! Total flux subtracted in 4096 components = 1.54178e-05 Jy ! Clean residual min=-0.000362 max=0.000352 Jy/beam ! Clean residual mean=0.000000 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.077114 Jy keep ! Adding 313 model components to the UV plane model. ! The established model now contains 471 components and 0.077114 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1831+2200_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.131 x 1.748 at -2.156 degrees (North through East) ! Clean map min=-0.0013031 max=0.028664 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1831+2200_X_map.fits wmodel /image_prod/ug002_uva//J1831+2200_X_map.mod ! Writing 471 model components to file: /image_prod/ug002_uva//J1831+2200_X_map.mod wobs /image_prod/ug002_uva//J1831+2200_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1831+2200_X_uvs.fits wwins /image_prod/ug002_uva//J1831+2200_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J1831+2200_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0286638 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000110006 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.15134 1.15134 2.30269 4.60538 9.21076 18.4215 36.843 73.6861 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 260.564 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1831+2200_X_dfm.log closed on Thu Mar 5 03:47:12 2020