! Started logfile: /image_prod/ug002_uva//J1831-2259_X_dfm.log on Thu Mar 5 03:47:46 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//J1831-2259_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1831-2259_X_uva.fits ! AN table 1: 30 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.775 visibilities/baseline/integration-bin. ! Found source: J1831-2259 ! ! 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 10044 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 J1831-2259_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 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 30 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.009724Jy sigma=8.705898 ! Fit after self-cal, rms=0.894771Jy sigma=7.640305 ! 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=0.6473 mas, bmaj=1.543 mas, bpa=2.456 degrees ! Estimated noise=1.50035 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 = 0.0773972 Jy ! Component: 100 - total flux cleaned = 0.0984602 Jy ! Total flux subtracted in 100 components = 0.0984602 Jy ! Clean residual min=-0.010167 max=0.022704 Jy/beam ! Clean residual mean=-0.000035 rms=0.002655 Jy/beam ! Combined flux in latest and established models = 0.0984602 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.0984602 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=0.079707Jy sigma=0.660693 ! Fit after self-cal, rms=0.079598Jy sigma=0.660049 ! Inverting map ! Added new window around map position (3.2, -9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.021902 Jy ! Component: 100 - total flux cleaned = 0.0348376 Jy ! Total flux subtracted in 100 components = 0.0348376 Jy ! Clean residual min=-0.007420 max=0.008444 Jy/beam ! Clean residual mean=-0.000030 rms=0.001826 Jy/beam ! Combined flux in latest and established models = 0.133298 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.133298 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=0.070728Jy sigma=0.565810 ! Fit after self-cal, rms=0.070280Jy sigma=0.561759 ! 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=0.8538 mas, bmaj=1.98 mas, bpa=3.082 degrees ! Estimated noise=0.847582 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 = 0.0192816 Jy ! Component: 100 - total flux cleaned = 0.0325684 Jy ! Component: 150 - total flux cleaned = 0.0421363 Jy ! Component: 200 - total flux cleaned = 0.0491941 Jy ! Total flux subtracted in 200 components = 0.0491941 Jy ! Clean residual min=-0.005616 max=0.007559 Jy/beam ! Clean residual mean=-0.000023 rms=0.001517 Jy/beam ! Combined flux in latest and established models = 0.182492 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 56 components and 0.182492 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=0.064558Jy sigma=0.488318 ! Fit after self-cal, rms=0.064454Jy sigma=0.486832 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8538 x 1.98 at 3.082 degrees (North through East) ! Clean map min=-0.0049878 max=0.10935 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 1.33 KP 0.95 ! LA 0.94 MK 0.97 OV 0.94 PT 0.88 ! SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.38 KP 0.94 ! LA 0.94 MK 1.07 OV 0.93 PT 0.82 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 1.19 KP 0.94 ! LA 0.96 MK 1.14 OV 0.94 PT 0.86 ! SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.25 KP 0.94 ! LA 0.94 MK 1.06 OV 0.92 PT 0.83 ! SC 1.16 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 1.21 KP 0.94 ! LA 0.95 MK 1.17 OV 0.93 PT 0.84 ! SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 HN 1.26 KP 0.94 ! LA 0.95 MK 1.14 OV 0.92 PT 0.83 ! SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 HN 1.30 KP 0.92 ! LA 1.00 MK 1.05 OV 0.94 PT 0.82 ! SC 1.08 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.21 KP 0.96 ! LA 0.97 MK 1.10 OV 0.91 PT 0.84 ! SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 1.22 KP 0.94 ! LA 0.95 MK 1.09 OV 0.87 PT 0.84 ! SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.06 HN 1.25 KP 0.96 ! LA 0.98 MK 1.05 OV 0.92 PT 0.85 ! SC 1.09 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.29 KP 0.98 ! LA 0.96 MK 1.14 OV 0.93 PT 0.86 ! SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.03 HN 1.28 KP 0.96 ! LA 0.95 MK 1.19 OV 0.92 PT 0.84 ! SC 1.14 ! ! ! Fit before self-cal, rms=0.064454Jy sigma=0.486832 ! Fit after self-cal, rms=0.069362Jy sigma=0.466768 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8889 mas, bmaj=2.05 mas, bpa=4.172 degrees ! Estimated noise=0.837142 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (3.8, -5.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00368139 Jy ! Component: 100 - total flux cleaned = 0.00385468 Jy ! Component: 150 - total flux cleaned = 0.00379017 Jy ! Component: 200 - total flux cleaned = 0.00373961 Jy ! Total flux subtracted in 200 components = 0.00373961 Jy ! Clean residual min=-0.002507 max=0.002608 Jy/beam ! Clean residual mean=-0.000001 rms=0.000562 Jy/beam ! Combined flux in latest and established models = 0.186231 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 74 components and 0.186231 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=0.069133Jy sigma=0.464348 ! Fit after self-cal, rms=0.069355Jy sigma=0.463991 ! 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=0.069355Jy sigma=0.463991 ! Fit after self-cal, rms=0.071627Jy sigma=0.461305 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8873 mas, bmaj=2.052 mas, bpa=3.912 degrees ! Estimated noise=0.836522 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126241 Jy ! Component: 100 - total flux cleaned = 0.00129501 Jy ! Component: 150 - total flux cleaned = 0.00132546 Jy ! Component: 200 - total flux cleaned = 0.00130032 Jy ! Total flux subtracted in 200 components = 0.00130032 Jy ! Clean residual min=-0.001836 max=0.002146 Jy/beam ! Clean residual mean=-0.000002 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.187532 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.187532 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=0.071580Jy sigma=0.460822 ! Fit after self-cal, rms=0.071640Jy sigma=0.460763 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 (-18.2, -19). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00187236 Jy ! Component: 100 - total flux cleaned = 0.0021025 Jy ! Component: 150 - total flux cleaned = 0.00215803 Jy ! Component: 200 - total flux cleaned = 0.00218126 Jy ! Total flux subtracted in 200 components = 0.00218126 Jy ! Clean residual min=-0.001669 max=0.001599 Jy/beam ! Clean residual mean=-0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.189713 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 104 components and 0.189713 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=0.071578Jy sigma=0.460256 ! Fit after self-cal, rms=0.071571Jy sigma=0.460228 ! 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=0.071571Jy sigma=0.460228 ! Fit after self-cal, rms=0.072650Jy sigma=0.460074 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8883 mas, bmaj=2.054 mas, bpa=3.851 degrees ! Estimated noise=0.837124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000426249 Jy ! Component: 100 - total flux cleaned = 0.000426957 Jy ! Component: 150 - total flux cleaned = 0.000406918 Jy ! Component: 200 - total flux cleaned = 0.000348107 Jy ! Total flux subtracted in 200 components = 0.000348107 Jy ! Clean residual min=-0.001572 max=0.001516 Jy/beam ! Clean residual mean=-0.000002 rms=0.000363 Jy/beam ! Combined flux in latest and established models = 0.190061 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 114 components and 0.190061 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=0.072628Jy sigma=0.459965 ! Fit after self-cal, rms=0.072641Jy sigma=0.459959 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 = 2.38203e-05 Jy ! Component: 100 - total flux cleaned = -1.215e-05 Jy ! Component: 150 - total flux cleaned = -6.31815e-05 Jy ! Component: 200 - total flux cleaned = -7.95505e-05 Jy ! Total flux subtracted in 200 components = -7.95505e-05 Jy ! Clean residual min=-0.001559 max=0.001511 Jy/beam ! Clean residual mean=-0.000002 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.189981 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 121 components and 0.189981 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=0.072629Jy sigma=0.459902 ! Fit after self-cal, rms=0.072626Jy sigma=0.459900 ! 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=0.072626Jy sigma=0.459900 ! Fit after self-cal, rms=0.072839Jy sigma=0.459894 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.592 mas, bmaj=5.495 mas, bpa=12.83 degrees ! Estimated noise=0.961841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122317 Jy ! Component: 100 - total flux cleaned = -0.000120451 Jy ! Component: 150 - total flux cleaned = -0.000133854 Jy ! Component: 200 - total flux cleaned = -0.000162503 Jy ! Total flux subtracted in 200 components = -0.000162503 Jy ! Clean residual min=-0.001217 max=0.001391 Jy/beam ! Clean residual mean=-0.000004 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.189819 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 126 components and 0.189819 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=0.072832Jy sigma=0.459871 ! Fit after self-cal, rms=0.072829Jy sigma=0.459865 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 = -2.20382e-05 Jy ! Component: 100 - total flux cleaned = -2.35764e-05 Jy ! Component: 150 - total flux cleaned = -4.92813e-05 Jy ! Component: 200 - total flux cleaned = -7.36325e-05 Jy ! Total flux subtracted in 200 components = -7.36325e-05 Jy ! Clean residual min=-0.001189 max=0.001374 Jy/beam ! Clean residual mean=-0.000004 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.189745 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 127 components and 0.189745 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=0.072825Jy sigma=0.459866 ! Fit after self-cal, rms=0.072818Jy sigma=0.459861 ! 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=0.8892 mas, bmaj=2.056 mas, bpa=3.863 degrees ! Estimated noise=0.837812 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8892 x 2.056 at 3.863 degrees (North through East) ! Clean map min=-0.0013951 max=0.10827 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=0.6619 mas, bmaj=1.571 mas, bpa=3.338 degrees ! Estimated noise=1.55275 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0795452 Jy ! Component: 100 - total flux cleaned = 0.107514 Jy ! Component: 150 - total flux cleaned = 0.125098 Jy ! Component: 200 - total flux cleaned = 0.137748 Jy ! Total flux subtracted in 200 components = 0.137748 Jy ! Clean residual min=-0.005382 max=0.007278 Jy/beam ! Clean residual mean=-0.000019 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 0.137748 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.137748 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8892 mas, bmaj=2.056 mas, bpa=3.863 degrees ! Estimated noise=0.837812 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 = 0.0150999 Jy ! Component: 100 - total flux cleaned = 0.0252698 Jy ! Component: 150 - total flux cleaned = 0.0323512 Jy ! Component: 200 - total flux cleaned = 0.0374285 Jy ! Total flux subtracted in 200 components = 0.0374285 Jy ! Clean residual min=-0.002966 max=0.003946 Jy/beam ! Clean residual mean=-0.000010 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.175176 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 49 components and 0.175176 Jy ! Inverting map ! Added new window around map position (23, 23.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00394805 Jy ! Component: 100 - total flux cleaned = 0.00672176 Jy ! Component: 150 - total flux cleaned = 0.00881552 Jy ! Component: 200 - total flux cleaned = 0.0100895 Jy ! Total flux subtracted in 200 components = 0.0100895 Jy ! Clean residual min=-0.002149 max=0.002504 Jy/beam ! Clean residual mean=-0.000005 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 0.185266 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 71 components and 0.185266 Jy ! Inverting map ! Added new window around map position (1, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00222261 Jy ! Component: 100 - total flux cleaned = 0.00343863 Jy ! Component: 150 - total flux cleaned = 0.00405351 Jy ! Component: 200 - total flux cleaned = 0.00438484 Jy ! Total flux subtracted in 200 components = 0.00438484 Jy ! Clean residual min=-0.001795 max=0.001559 Jy/beam ! Clean residual mean=-0.000003 rms=0.000380 Jy/beam ! Combined flux in latest and established models = 0.18965 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 90 components and 0.18965 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=2.592 mas, bmaj=5.495 mas, bpa=12.83 degrees ! Estimated noise=0.961841 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000466085 Jy ! Component: 100 - total flux cleaned = 0.000685399 Jy ! Component: 150 - total flux cleaned = 0.0006596 Jy ! Component: 200 - total flux cleaned = 0.000612244 Jy ! Total flux subtracted in 200 components = 0.000612244 Jy ! Clean residual min=-0.001274 max=0.001374 Jy/beam ! Clean residual mean=-0.000004 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.190263 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 = -4.30872e-05 Jy ! Component: 100 - total flux cleaned = -8.10101e-05 Jy ! Component: 150 - total flux cleaned = -8.04407e-05 Jy ! Component: 200 - total flux cleaned = -7.97157e-05 Jy ! Total flux subtracted in 200 components = -7.97157e-05 Jy ! Clean residual min=-0.001245 max=0.001336 Jy/beam ! Clean residual mean=-0.000004 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.190183 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 111 components and 0.190183 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8892 mas, bmaj=2.056 mas, bpa=3.863 degrees ! Estimated noise=0.837812 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000212266 Jy ! Component: 100 - total flux cleaned = -0.000211741 Jy ! Component: 150 - total flux cleaned = -0.00018306 Jy ! Component: 200 - total flux cleaned = -0.000156278 Jy ! Total flux subtracted in 200 components = -0.000156278 Jy ! Clean residual min=-0.001616 max=0.001436 Jy/beam ! Clean residual mean=-0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.190027 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 127 components and 0.190027 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=0.072777Jy sigma=0.459726 ! Fit after self-cal, rms=0.072737Jy sigma=0.459654 wmodel J1831-2259_X_map.mod ! Writing 127 model components to file: J1831-2259_X_map.mod wobs J1831-2259_X_uvs.fits ! Writing UV FITS file: J1831-2259_X_uvs.fits wwins J1831-2259_X_map.win ! wwins: Wrote 6 windows to J1831-2259_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 = -0.000354063 Jy ! Component: 100 - total flux cleaned = -0.000380448 Jy ! Component: 150 - total flux cleaned = -0.000309303 Jy ! Component: 200 - total flux cleaned = -0.000309327 Jy ! Component: 250 - total flux cleaned = -0.000331365 Jy ! Component: 300 - total flux cleaned = -0.000331694 Jy ! Component: 350 - total flux cleaned = -0.000331895 Jy ! Component: 400 - total flux cleaned = -0.000271065 Jy ! Component: 450 - total flux cleaned = -0.000191708 Jy ! Component: 500 - total flux cleaned = -0.000191769 Jy ! Component: 550 - total flux cleaned = -0.000172619 Jy ! Component: 600 - total flux cleaned = -0.000191444 Jy ! Component: 650 - total flux cleaned = -0.000209631 Jy ! Component: 700 - total flux cleaned = -0.000136965 Jy ! Component: 750 - total flux cleaned = -0.000155119 Jy ! Component: 800 - total flux cleaned = -0.000137638 Jy ! Component: 850 - total flux cleaned = -0.00010322 Jy ! Component: 900 - total flux cleaned = -6.91294e-05 Jy ! Component: 950 - total flux cleaned = -5.22915e-05 Jy ! Component: 1000 - total flux cleaned = -3.5547e-05 Jy ! Component: 1050 - total flux cleaned = 1.42414e-05 Jy ! Component: 1100 - total flux cleaned = 6.32544e-05 Jy ! Component: 1150 - total flux cleaned = 9.55333e-05 Jy ! Component: 1200 - total flux cleaned = 0.000111519 Jy ! Component: 1250 - total flux cleaned = 0.000142904 Jy ! Component: 1300 - total flux cleaned = 0.000205018 Jy ! Component: 1350 - total flux cleaned = 0.000266718 Jy ! Component: 1400 - total flux cleaned = 0.000387877 Jy ! Component: 1450 - total flux cleaned = 0.000387771 Jy ! Component: 1500 - total flux cleaned = 0.000521183 Jy ! Component: 1550 - total flux cleaned = 0.000565113 Jy ! Component: 1600 - total flux cleaned = 0.000623236 Jy ! Component: 1650 - total flux cleaned = 0.000651817 Jy ! Component: 1700 - total flux cleaned = 0.000666025 Jy ! Component: 1750 - total flux cleaned = 0.000694431 Jy ! Component: 1800 - total flux cleaned = 0.000778123 Jy ! Component: 1850 - total flux cleaned = 0.000819465 Jy ! Component: 1900 - total flux cleaned = 0.000791818 Jy ! Component: 1950 - total flux cleaned = 0.000832412 Jy ! Component: 2000 - total flux cleaned = 0.000792114 Jy ! Component: 2050 - total flux cleaned = 0.000792002 Jy ! Component: 2100 - total flux cleaned = 0.000805144 Jy ! Component: 2150 - total flux cleaned = 0.000818315 Jy ! Component: 2200 - total flux cleaned = 0.00083138 Jy ! Component: 2250 - total flux cleaned = 0.000857148 Jy ! Component: 2300 - total flux cleaned = 0.000831467 Jy ! Component: 2350 - total flux cleaned = 0.000869657 Jy ! Component: 2400 - total flux cleaned = 0.000894912 Jy ! Component: 2450 - total flux cleaned = 0.000944872 Jy ! Component: 2500 - total flux cleaned = 0.000994594 Jy ! Component: 2550 - total flux cleaned = 0.0010562 Jy ! Component: 2600 - total flux cleaned = 0.00109288 Jy ! Component: 2650 - total flux cleaned = 0.0010808 Jy ! Component: 2700 - total flux cleaned = 0.00117755 Jy ! Component: 2750 - total flux cleaned = 0.00126151 Jy ! Component: 2800 - total flux cleaned = 0.00127344 Jy ! Component: 2850 - total flux cleaned = 0.00136818 Jy ! Component: 2900 - total flux cleaned = 0.00145044 Jy ! Component: 2950 - total flux cleaned = 0.00147388 Jy ! Component: 3000 - total flux cleaned = 0.00153199 Jy ! Component: 3050 - total flux cleaned = 0.00160119 Jy ! Component: 3100 - total flux cleaned = 0.00164707 Jy ! Component: 3150 - total flux cleaned = 0.00174965 Jy ! Component: 3200 - total flux cleaned = 0.00179482 Jy ! Component: 3250 - total flux cleaned = 0.00183977 Jy ! Component: 3300 - total flux cleaned = 0.00192932 Jy ! Component: 3350 - total flux cleaned = 0.00197388 Jy ! Component: 3400 - total flux cleaned = 0.0020182 Jy ! Component: 3450 - total flux cleaned = 0.00210633 Jy ! Component: 3500 - total flux cleaned = 0.00215025 Jy ! Component: 3550 - total flux cleaned = 0.00225919 Jy ! Component: 3600 - total flux cleaned = 0.00231344 Jy ! Component: 3650 - total flux cleaned = 0.00238895 Jy ! Component: 3700 - total flux cleaned = 0.00251764 Jy ! Component: 3750 - total flux cleaned = 0.0025282 Jy ! Component: 3800 - total flux cleaned = 0.00260255 Jy ! Component: 3850 - total flux cleaned = 0.00266601 Jy ! Component: 3900 - total flux cleaned = 0.00271869 Jy ! Component: 3950 - total flux cleaned = 0.0028025 Jy ! Component: 4000 - total flux cleaned = 0.0028546 Jy ! Component: 4050 - total flux cleaned = 0.00292724 Jy ! Total flux subtracted in 4096 components = 0.00300991 Jy ! Clean residual min=-0.000722 max=0.000697 Jy/beam ! Clean residual mean=0.000000 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.193037 Jy keep ! Adding 258 model components to the UV plane model. ! The established model now contains 385 components and 0.193037 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1831-2259_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8892 x 2.056 at 3.863 degrees (North through East) ! Clean map min=-0.001038 max=0.10984 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1831-2259_X_map.fits wmodel /image_prod/ug002_uva//J1831-2259_X_map.mod ! Writing 385 model components to file: /image_prod/ug002_uva//J1831-2259_X_map.mod wobs /image_prod/ug002_uva//J1831-2259_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1831-2259_X_uvs.fits wwins /image_prod/ug002_uva//J1831-2259_X_map.win ! wwins: Wrote 7 windows to /image_prod/ug002_uva//J1831-2259_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.109836 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000168782 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.461004 0.461004 0.922007 1.84401 3.68803 7.37606 14.7521 29.5042 59.0085 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.109 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 650.754 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1831-2259_X_dfm.log closed on Thu Mar 5 03:47:50 2020