! Started logfile: /image_prod/ug002_uva//J0823+2223_X_dfm.log on Wed Mar 4 22:21:26 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//J0823+2223_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J0823+2223_X_uva.fits ! AN table 1: 75 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.98 visibilities/baseline/integration-bin. ! Found source: J0823+2223 ! ! 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 31752 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 J0823+2223_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 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.026157Jy sigma=8.882105 ! Fit after self-cal, rms=0.852748Jy sigma=7.462205 ! 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=0.7723 mas, bmaj=2.475 mas, bpa=-20.27 degrees ! Estimated noise=0.890474 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 = 0.112198 Jy ! Component: 100 - total flux cleaned = 0.150326 Jy ! Total flux subtracted in 100 components = 0.150326 Jy ! Clean residual min=-0.022473 max=0.045833 Jy/beam ! Clean residual mean=-0.000017 rms=0.005978 Jy/beam ! Combined flux in latest and established models = 0.150326 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.150326 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=0.195591Jy sigma=1.596991 ! Fit after self-cal, rms=0.192998Jy sigma=1.578782 ! Inverting map ! Added new window around map position (-1.6, -5.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0391106 Jy ! Component: 100 - total flux cleaned = 0.0617092 Jy ! Total flux subtracted in 100 components = 0.0617092 Jy ! Clean residual min=-0.022521 max=0.027426 Jy/beam ! Clean residual mean=-0.000017 rms=0.005800 Jy/beam ! Combined flux in latest and established models = 0.212035 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.212035 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=0.182812Jy sigma=1.493277 ! Fit after self-cal, rms=0.178887Jy sigma=1.468363 ! 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=1.014 mas, bmaj=2.657 mas, bpa=-18.91 degrees ! Estimated noise=0.466411 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 = 0.0371464 Jy ! Component: 100 - total flux cleaned = 0.06292 Jy ! Component: 150 - total flux cleaned = 0.0823047 Jy ! Component: 200 - total flux cleaned = 0.0972285 Jy ! Total flux subtracted in 200 components = 0.0972285 Jy ! Clean residual min=-0.028292 max=0.050201 Jy/beam ! Clean residual mean=-0.000041 rms=0.008858 Jy/beam ! Combined flux in latest and established models = 0.309263 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 62 components and 0.309263 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=0.167234Jy sigma=1.388080 ! Fit after self-cal, rms=0.165314Jy sigma=1.372696 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 2.657 at -18.91 degrees (North through East) ! Clean map min=-0.030841 max=0.15824 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 1.05 KP 0.92 ! LA 1.42 MK 1.14 NL 1.51 OV 0.73 ! PT 0.71 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.97 HN 1.03 KP 0.99 ! LA 1.41 MK 1.10 NL 1.37 OV 0.74 ! PT 0.76 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 1.04 KP 0.96 ! LA 1.36 MK 1.13 NL 1.38 OV 0.72 ! PT 0.78 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.04 HN 1.08 KP 0.94 ! LA 1.38 MK 1.12 NL 1.34 OV 0.72 ! PT 0.74 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.04 KP 1.00 ! LA 1.34 MK 1.11 NL 1.29 OV 0.71 ! PT 0.74 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.97 HN 1.06 KP 1.03 ! LA 1.38 MK 1.10 NL 1.22 OV 0.78 ! PT 0.75 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 1.07 KP 0.98 ! LA 1.31 MK 1.11 NL 1.18 OV 0.74 ! PT 0.76 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 1.02 KP 1.02 ! LA 1.28 MK 1.07 NL 1.14 OV 0.77 ! PT 0.79 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 1.08 KP 1.08 ! LA 1.34 MK 1.07 NL 1.11 OV 0.77 ! PT 0.75 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.08 KP 1.04 ! LA 1.27 MK 1.07 NL 1.09 OV 0.78 ! PT 0.76 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 1.09 KP 1.03 ! LA 1.25 MK 1.05 NL 1.04 OV 0.78 ! PT 0.73 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.10 HN 1.13 KP 0.97 ! LA 1.26 MK 1.01 NL 1.00 OV 0.82 ! PT 0.77 ! ! ! Fit before self-cal, rms=0.165314Jy sigma=1.372696 ! Fit after self-cal, rms=0.168586Jy sigma=1.303119 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=2.682 mas, bpa=-18.66 degrees ! Estimated noise=0.465777 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 (-18, -17.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0447511 Jy ! Component: 100 - total flux cleaned = 0.0704955 Jy ! Component: 150 - total flux cleaned = 0.0833485 Jy ! Component: 200 - total flux cleaned = 0.0946862 Jy ! Total flux subtracted in 200 components = 0.0946862 Jy ! Clean residual min=-0.024633 max=0.031032 Jy/beam ! Clean residual mean=-0.000018 rms=0.007263 Jy/beam ! Combined flux in latest and established models = 0.403949 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 116 components and 0.403949 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=0.154242Jy sigma=1.167569 ! Fit after self-cal, rms=0.145713Jy sigma=1.116951 ! 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=0.145713Jy sigma=1.116951 ! Fit after self-cal, rms=0.146896Jy sigma=1.022471 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.038 mas, bmaj=2.696 mas, bpa=-19.35 degrees ! Estimated noise=0.430332 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0255957 Jy ! Component: 100 - total flux cleaned = 0.0430827 Jy ! Component: 150 - total flux cleaned = 0.0541158 Jy ! Component: 200 - total flux cleaned = 0.0590234 Jy ! Total flux subtracted in 200 components = 0.0590234 Jy ! Clean residual min=-0.016811 max=0.021554 Jy/beam ! Clean residual mean=-0.000036 rms=0.005339 Jy/beam ! Combined flux in latest and established models = 0.462973 Jy selfcal ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 155 components and 0.462973 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=0.139471Jy sigma=0.962695 ! Fit after self-cal, rms=0.133359Jy sigma=0.935429 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 = 0.0192575 Jy ! Component: 100 - total flux cleaned = 0.02279 Jy ! Component: 150 - total flux cleaned = 0.0251162 Jy ! Component: 200 - total flux cleaned = 0.0277972 Jy ! Total flux subtracted in 200 components = 0.0277972 Jy ! Clean residual min=-0.016543 max=0.022353 Jy/beam ! Clean residual mean=-0.000036 rms=0.004960 Jy/beam ! Combined flux in latest and established models = 0.49077 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 190 components and 0.49077 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=0.127614Jy sigma=0.896427 ! Fit after self-cal, rms=0.123600Jy sigma=0.877514 ! Inverting map ! Added new window around map position (-11.2, -8.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0220852 Jy ! Component: 100 - total flux cleaned = 0.0376829 Jy ! Component: 150 - total flux cleaned = 0.0488386 Jy ! Component: 200 - total flux cleaned = 0.0572337 Jy ! Total flux subtracted in 200 components = 0.0572337 Jy ! Clean residual min=-0.016101 max=0.018632 Jy/beam ! Clean residual mean=-0.000037 rms=0.004277 Jy/beam ! Combined flux in latest and established models = 0.548004 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 236 components and 0.548004 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=0.116156Jy sigma=0.810172 ! Fit after self-cal, rms=0.114094Jy sigma=0.801893 ! Inverting map ! Added new window around map position (4.6, 14.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0185698 Jy ! Component: 100 - total flux cleaned = 0.0308175 Jy ! Component: 150 - total flux cleaned = 0.0411457 Jy ! Component: 200 - total flux cleaned = 0.0503891 Jy ! Total flux subtracted in 200 components = 0.0503891 Jy ! Clean residual min=-0.014195 max=0.014805 Jy/beam ! Clean residual mean=-0.000027 rms=0.003809 Jy/beam ! Combined flux in latest and established models = 0.598393 Jy ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 288 components and 0.598393 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=0.107478Jy sigma=0.754499 ! Fit after self-cal, rms=0.106421Jy sigma=0.749150 ! 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=0.106421Jy sigma=0.749150 ! Fit after self-cal, rms=0.072997Jy sigma=0.658741 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.054 mas, bmaj=2.683 mas, bpa=-19.56 degrees ! Estimated noise=0.404912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00268889 Jy ! Component: 100 - total flux cleaned = 0.000488806 Jy ! Component: 150 - total flux cleaned = 0.0038768 Jy ! Component: 200 - total flux cleaned = 0.0080398 Jy ! Total flux subtracted in 200 components = 0.0080398 Jy ! Clean residual min=-0.009382 max=0.011149 Jy/beam ! Clean residual mean=-0.000020 rms=0.002480 Jy/beam ! Combined flux in latest and established models = 0.606433 Jy selfcal ! Performing phase self-cal ! Adding 49 model components to the UV plane model. ! The established model now contains 319 components and 0.606433 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=0.069781Jy sigma=0.612062 ! Fit after self-cal, rms=0.068992Jy sigma=0.607098 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 (-15.4, -16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117309 Jy ! Component: 100 - total flux cleaned = 0.0150819 Jy ! Component: 150 - total flux cleaned = 0.0197468 Jy ! Component: 200 - total flux cleaned = 0.0244196 Jy ! Total flux subtracted in 200 components = 0.0244196 Jy ! Clean residual min=-0.008145 max=0.008741 Jy/beam ! Clean residual mean=-0.000018 rms=0.002072 Jy/beam ! Combined flux in latest and established models = 0.630852 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 360 components and 0.630852 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=0.065896Jy sigma=0.570235 ! Fit after self-cal, rms=0.065454Jy sigma=0.567159 ! Inverting map ! Added new window around map position (-4.6, 20). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00682626 Jy ! Component: 100 - total flux cleaned = 0.0093418 Jy ! Component: 150 - total flux cleaned = 0.0131408 Jy ! Component: 200 - total flux cleaned = 0.0165785 Jy ! Total flux subtracted in 200 components = 0.0165785 Jy ! Clean residual min=-0.007594 max=0.007220 Jy/beam ! Clean residual mean=-0.000014 rms=0.001799 Jy/beam ! Combined flux in latest and established models = 0.647431 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 391 components and 0.647431 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=0.063694Jy sigma=0.545914 ! Fit after self-cal, rms=0.063531Jy sigma=0.544544 ! 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=0.063531Jy sigma=0.544544 ! Fit after self-cal, rms=0.061288Jy sigma=0.537780 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.302 mas, bmaj=3.034 mas, bpa=-13.97 degrees ! Estimated noise=0.450552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108731 Jy ! Component: 100 - total flux cleaned = 0.0054773 Jy ! Component: 150 - total flux cleaned = 0.00936843 Jy ! Component: 200 - total flux cleaned = 0.0125675 Jy ! Total flux subtracted in 200 components = 0.0125675 Jy ! Clean residual min=-0.008773 max=0.009396 Jy/beam ! Clean residual mean=-0.000017 rms=0.002249 Jy/beam ! Combined flux in latest and established models = 0.659998 Jy selfcal ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 430 components and 0.659998 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=0.060385Jy sigma=0.521900 ! Fit after self-cal, rms=0.060244Jy sigma=0.520725 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 = 0.00157302 Jy ! Component: 100 - total flux cleaned = 0.00398625 Jy ! Component: 150 - total flux cleaned = 0.00586851 Jy ! Component: 200 - total flux cleaned = 0.00717644 Jy ! Total flux subtracted in 200 components = 0.00717644 Jy ! Clean residual min=-0.007614 max=0.009014 Jy/beam ! Clean residual mean=-0.000016 rms=0.002049 Jy/beam ! Combined flux in latest and established models = 0.667175 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 455 components and 0.667175 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=0.059893Jy sigma=0.514974 ! Fit after self-cal, rms=0.059839Jy sigma=0.514634 ! Inverting map ! Added new window around map position (-7.2, -6.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00382203 Jy ! Component: 100 - total flux cleaned = 0.00387934 Jy ! Component: 150 - total flux cleaned = 0.00420785 Jy ! Component: 200 - total flux cleaned = 0.00511585 Jy ! Total flux subtracted in 200 components = 0.00511585 Jy ! Clean residual min=-0.006368 max=0.007156 Jy/beam ! Clean residual mean=-0.000009 rms=0.001711 Jy/beam ! Combined flux in latest and established models = 0.672291 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 500 components and 0.672291 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=0.059027Jy sigma=0.502618 ! Fit after self-cal, rms=0.058982Jy sigma=0.502025 ! 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=1.067 mas, bmaj=2.667 mas, bpa=-19.51 degrees ! Estimated noise=0.398255 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.067 x 2.667 at -19.51 degrees (North through East) ! Clean map min=-0.0047733 max=0.14488 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=0.8067 mas, bmaj=2.477 mas, bpa=-20.87 degrees ! Estimated noise=0.784007 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.104952 Jy ! Component: 100 - total flux cleaned = 0.15903 Jy ! Component: 150 - total flux cleaned = 0.200246 Jy ! Component: 200 - total flux cleaned = 0.234023 Jy ! Total flux subtracted in 200 components = 0.234023 Jy ! Clean residual min=-0.014657 max=0.020720 Jy/beam ! Clean residual mean=-0.000012 rms=0.004151 Jy/beam ! Combined flux in latest and established models = 0.234023 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 50 model components to the UV plane model. ! The established model now contains 50 components and 0.234023 Jy ! Inverting map and beam ! Estimated beam: bmin=1.067 mas, bmaj=2.667 mas, bpa=-19.51 degrees ! Estimated noise=0.398255 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 = 0.0475135 Jy ! Component: 100 - total flux cleaned = 0.0826155 Jy ! Component: 150 - total flux cleaned = 0.111419 Jy ! Component: 200 - total flux cleaned = 0.136191 Jy ! Total flux subtracted in 200 components = 0.136191 Jy ! Clean residual min=-0.015670 max=0.018388 Jy/beam ! Clean residual mean=-0.000008 rms=0.004395 Jy/beam ! Combined flux in latest and established models = 0.370213 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 138 components and 0.370213 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=2.302 mas, bmaj=3.034 mas, bpa=-13.97 degrees ! Estimated noise=0.450552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0342615 Jy ! Component: 100 - total flux cleaned = 0.0612115 Jy ! Component: 150 - total flux cleaned = 0.0832986 Jy ! Component: 200 - total flux cleaned = 0.101679 Jy ! Total flux subtracted in 200 components = 0.101679 Jy ! Clean residual min=-0.017365 max=0.017779 Jy/beam ! Clean residual mean=-0.000006 rms=0.004655 Jy/beam ! Combined flux in latest and established models = 0.471893 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 = 0.0155832 Jy ! Component: 100 - total flux cleaned = 0.030198 Jy ! Component: 150 - total flux cleaned = 0.0438899 Jy ! Component: 200 - total flux cleaned = 0.0562884 Jy ! Total flux subtracted in 200 components = 0.0562884 Jy ! Clean residual min=-0.011950 max=0.012431 Jy/beam ! Clean residual mean=-0.000007 rms=0.003444 Jy/beam ! Combined flux in latest and established models = 0.528181 Jy ! Adding 162 model components to the UV plane model. ! The established model now contains 267 components and 0.528181 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.067 mas, bmaj=2.667 mas, bpa=-19.51 degrees ! Estimated noise=0.398255 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010933 Jy ! Component: 100 - total flux cleaned = 0.0200061 Jy ! Component: 150 - total flux cleaned = 0.0283081 Jy ! Component: 200 - total flux cleaned = 0.036009 Jy ! Total flux subtracted in 200 components = 0.036009 Jy ! Clean residual min=-0.007520 max=0.008350 Jy/beam ! Clean residual mean=-0.000005 rms=0.001890 Jy/beam ! Combined flux in latest and established models = 0.56419 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 306 components and 0.56419 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=0.064321Jy sigma=0.559761 ! Fit after self-cal, rms=0.063695Jy sigma=0.553056 wmodel J0823+2223_X_map.mod ! Writing 306 model components to file: J0823+2223_X_map.mod wobs J0823+2223_X_uvs.fits ! Writing UV FITS file: J0823+2223_X_uvs.fits wwins J0823+2223_X_map.win ! wwins: Wrote 8 windows to J0823+2223_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 = 0.00128366 Jy ! Component: 100 - total flux cleaned = 0.000318044 Jy ! Component: 150 - total flux cleaned = 9.22107e-05 Jy ! Component: 200 - total flux cleaned = -0.000227392 Jy ! Component: 250 - total flux cleaned = -0.00063875 Jy ! Component: 300 - total flux cleaned = -0.000937154 Jy ! Component: 350 - total flux cleaned = -0.00103827 Jy ! Component: 400 - total flux cleaned = -0.00151447 Jy ! Component: 450 - total flux cleaned = -0.00114631 Jy ! Component: 500 - total flux cleaned = -0.000606921 Jy ! Component: 550 - total flux cleaned = -7.91845e-05 Jy ! Component: 600 - total flux cleaned = 0.000179151 Jy ! Component: 650 - total flux cleaned = 0.000433773 Jy ! Component: 700 - total flux cleaned = 0.000767598 Jy ! Component: 750 - total flux cleaned = 0.00101285 Jy ! Component: 800 - total flux cleaned = 0.00141278 Jy ! Component: 850 - total flux cleaned = 0.00203695 Jy ! Component: 900 - total flux cleaned = 0.00203417 Jy ! Component: 950 - total flux cleaned = 0.00241013 Jy ! Component: 1000 - total flux cleaned = 0.00263219 Jy ! Component: 1050 - total flux cleaned = 0.00299404 Jy ! Component: 1100 - total flux cleaned = 0.00327931 Jy ! Component: 1150 - total flux cleaned = 0.00383926 Jy ! Component: 1200 - total flux cleaned = 0.00432008 Jy ! Component: 1250 - total flux cleaned = 0.00438854 Jy ! Component: 1300 - total flux cleaned = 0.00492131 Jy ! Component: 1350 - total flux cleaned = 0.00511685 Jy ! Component: 1400 - total flux cleaned = 0.00543862 Jy ! Component: 1450 - total flux cleaned = 0.00588251 Jy ! Component: 1500 - total flux cleaned = 0.00606836 Jy ! Component: 1550 - total flux cleaned = 0.0063131 Jy ! Component: 1600 - total flux cleaned = 0.00661445 Jy ! Component: 1650 - total flux cleaned = 0.0069708 Jy ! Component: 1700 - total flux cleaned = 0.00714645 Jy ! Component: 1750 - total flux cleaned = 0.007667 Jy ! Component: 1800 - total flux cleaned = 0.00806497 Jy ! Component: 1850 - total flux cleaned = 0.00851304 Jy ! Component: 1900 - total flux cleaned = 0.00884322 Jy ! Component: 1950 - total flux cleaned = 0.00906052 Jy ! Component: 2000 - total flux cleaned = 0.00938266 Jy ! Component: 2050 - total flux cleaned = 0.00970206 Jy ! Component: 2100 - total flux cleaned = 0.0101737 Jy ! Component: 2150 - total flux cleaned = 0.0105342 Jy ! Component: 2200 - total flux cleaned = 0.0106362 Jy ! Component: 2250 - total flux cleaned = 0.0109889 Jy ! Component: 2300 - total flux cleaned = 0.011186 Jy ! Component: 2350 - total flux cleaned = 0.011381 Jy ! Component: 2400 - total flux cleaned = 0.0117199 Jy ! Component: 2450 - total flux cleaned = 0.0119581 Jy ! Component: 2500 - total flux cleaned = 0.0121923 Jy ! Component: 2550 - total flux cleaned = 0.0124239 Jy ! Component: 2600 - total flux cleaned = 0.0126066 Jy ! Component: 2650 - total flux cleaned = 0.0130137 Jy ! Component: 2700 - total flux cleaned = 0.0131469 Jy ! Component: 2750 - total flux cleaned = 0.013411 Jy ! Component: 2800 - total flux cleaned = 0.013628 Jy ! Component: 2850 - total flux cleaned = 0.01367 Jy ! Component: 2900 - total flux cleaned = 0.0138406 Jy ! Component: 2950 - total flux cleaned = 0.0138409 Jy ! Component: 3000 - total flux cleaned = 0.014214 Jy ! Component: 3050 - total flux cleaned = 0.0143363 Jy ! Component: 3100 - total flux cleaned = 0.0143355 Jy ! Component: 3150 - total flux cleaned = 0.0145757 Jy ! Component: 3200 - total flux cleaned = 0.0145753 Jy ! Component: 3250 - total flux cleaned = 0.0145363 Jy ! Component: 3300 - total flux cleaned = 0.014806 Jy ! Component: 3350 - total flux cleaned = 0.0149581 Jy ! Component: 3400 - total flux cleaned = 0.0149959 Jy ! Component: 3450 - total flux cleaned = 0.0151449 Jy ! Component: 3500 - total flux cleaned = 0.0154031 Jy ! Component: 3550 - total flux cleaned = 0.0154025 Jy ! Component: 3600 - total flux cleaned = 0.0152591 Jy ! Component: 3650 - total flux cleaned = 0.0155445 Jy ! Component: 3700 - total flux cleaned = 0.0155798 Jy ! Component: 3750 - total flux cleaned = 0.0156494 Jy ! Component: 3800 - total flux cleaned = 0.0157182 Jy ! Component: 3850 - total flux cleaned = 0.015957 Jy ! Component: 3900 - total flux cleaned = 0.016025 Jy ! Component: 3950 - total flux cleaned = 0.0160922 Jy ! Component: 4000 - total flux cleaned = 0.0162241 Jy ! Component: 4050 - total flux cleaned = 0.0163874 Jy ! Total flux subtracted in 4096 components = 0.0164519 Jy ! Clean residual min=-0.001781 max=0.001705 Jy/beam ! Clean residual mean=-0.000002 rms=0.000607 Jy/beam ! Combined flux in latest and established models = 0.580642 Jy keep ! Adding 356 model components to the UV plane model. ! The established model now contains 653 components and 0.580642 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J0823+2223_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.067 x 2.667 at -19.51 degrees (North through East) ! Clean map min=-0.0038168 max=0.14185 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J0823+2223_X_map.fits wmodel /image_prod/ug002_uva//J0823+2223_X_map.mod ! Writing 653 model components to file: /image_prod/ug002_uva//J0823+2223_X_map.mod wobs /image_prod/ug002_uva//J0823+2223_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J0823+2223_X_uvs.fits wwins /image_prod/ug002_uva//J0823+2223_X_map.win ! wwins: Wrote 9 windows to /image_prod/ug002_uva//J0823+2223_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.141849 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000601452 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.27203 1.27203 2.54406 5.08811 10.1762 20.3524 40.7049 81.4098 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0018 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.141 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 235.843 quit ! Quitting program ! Log file /image_prod/ug002_uva//J0823+2223_X_dfm.log closed on Wed Mar 4 22:21:32 2020