! Started logfile: /vlbi/uf001/uva//J0847+4609_X_dfm.log on Mon Jan 14 00:06:37 2019 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 /vlbi/uf001/uva//J0847+4609_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0847+4609_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.960317 visibilities/baseline/integration-bin. ! Found source: J0847+4609 ! ! 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 21780 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 J0847+4609_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 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 69 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.024916Jy sigma=23.272361 ! Fit after self-cal, rms=0.829473Jy sigma=18.849513 ! 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=0.7803 mas, bmaj=1.094 mas, bpa=12.04 degrees ! Estimated noise=0.430359 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 = 0.126471 Jy ! Component: 100 - total flux cleaned = 0.159828 Jy ! Total flux subtracted in 100 components = 0.159828 Jy ! Clean residual min=-0.006774 max=0.013843 Jy/beam ! Clean residual mean=0.000009 rms=0.001426 Jy/beam ! Combined flux in latest and established models = 0.159828 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.159828 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=0.065685Jy sigma=1.458088 ! Fit after self-cal, rms=0.065659Jy sigma=1.457533 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0148845 Jy ! Component: 100 - total flux cleaned = 0.0219985 Jy ! Total flux subtracted in 100 components = 0.0219985 Jy ! Clean residual min=-0.005773 max=0.009208 Jy/beam ! Clean residual mean=0.000006 rms=0.001194 Jy/beam ! Combined flux in latest and established models = 0.181827 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.181827 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=0.060963Jy sigma=1.350580 ! Fit after self-cal, rms=0.060926Jy sigma=1.349926 ! Inverting map ! Added new window around map position (0.8, 2.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00896962 Jy ! Component: 100 - total flux cleaned = 0.0138984 Jy ! Total flux subtracted in 100 components = 0.0138984 Jy ! Clean residual min=-0.004978 max=0.005730 Jy/beam ! Clean residual mean=0.000004 rms=0.001074 Jy/beam ! Combined flux in latest and established models = 0.195725 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 23 components and 0.195725 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=0.058824Jy sigma=1.295918 ! Fit after self-cal, rms=0.058662Jy sigma=1.292444 ! 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=1.008 mas, bmaj=1.403 mas, bpa=12.74 degrees ! Estimated noise=0.230953 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 (-0.2, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00841098 Jy ! Component: 100 - total flux cleaned = 0.0139665 Jy ! Component: 150 - total flux cleaned = 0.0181842 Jy ! Component: 200 - total flux cleaned = 0.021457 Jy ! Total flux subtracted in 200 components = 0.021457 Jy ! Clean residual min=-0.004380 max=0.006096 Jy/beam ! Clean residual mean=0.000010 rms=0.001017 Jy/beam ! Combined flux in latest and established models = 0.217182 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 59 components and 0.217182 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=0.057201Jy sigma=1.256383 ! Fit after self-cal, rms=0.057067Jy sigma=1.253346 ! Inverting map ! Added new window around map position (2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00581495 Jy ! Component: 100 - total flux cleaned = 0.00927949 Jy ! Component: 150 - total flux cleaned = 0.0115617 Jy ! Component: 200 - total flux cleaned = 0.0128045 Jy ! Total flux subtracted in 200 components = 0.0128045 Jy ! Clean residual min=-0.004229 max=0.004716 Jy/beam ! Clean residual mean=0.000007 rms=0.000890 Jy/beam ! Combined flux in latest and established models = 0.229987 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 78 components and 0.229987 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=0.056432Jy sigma=1.236496 ! Fit after self-cal, rms=0.056359Jy sigma=1.235000 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.008 x 1.403 at 12.74 degrees (North through East) ! Clean map min=-0.0042329 max=0.16731 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.94 KP 1.08 ! LA 0.98 MK 1.00 NL 1.10 OV 0.93 ! PT 0.93 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.94 KP 1.07 ! LA 1.00 MK 1.04 NL 1.10 OV 0.93 ! PT 0.92 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.95 KP 1.09 ! LA 0.97 MK 1.01 NL 1.09 OV 0.91 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.93 KP 1.08 ! LA 0.99 MK 1.04 NL 1.08 OV 0.90 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.96 KP 1.08 ! LA 0.98 MK 1.01 NL 1.12 OV 0.92 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.94 KP 1.10 ! LA 1.00 MK 1.02 NL 1.10 OV 0.90 ! PT 0.91 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.96 KP 1.06 ! LA 0.97 MK 1.02 NL 1.11 OV 0.93 ! PT 0.90 SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 0.96 KP 1.08 ! LA 0.98 MK 1.00 NL 1.11 OV 0.93 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 0.99 HN 0.97 KP 1.09 ! LA 0.98 MK 1.07 NL 1.10 OV 0.92 ! PT 0.90 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 1.08 ! LA 0.97 MK 1.04 NL 1.09 OV 0.91 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.98 HN 0.97 KP 1.07 ! LA 0.96 MK 1.03 NL 1.12 OV 0.94 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.97 KP 1.07 ! LA 0.98 MK 0.99 NL 1.10 OV 0.93 ! PT 0.91 SC 0.98 ! ! ! Fit before self-cal, rms=0.056359Jy sigma=1.235000 ! Fit after self-cal, rms=0.054438Jy sigma=1.185436 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=1.408 mas, bpa=12.94 degrees ! Estimated noise=0.2316 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 = -0.000861257 Jy ! Component: 100 - total flux cleaned = -0.000997078 Jy ! Component: 150 - total flux cleaned = -0.00121314 Jy ! Component: 200 - total flux cleaned = -0.00125745 Jy ! Total flux subtracted in 200 components = -0.00125745 Jy ! Clean residual min=-0.001764 max=0.001782 Jy/beam ! Clean residual mean=0.000006 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.228729 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 91 components and 0.228729 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=0.054285Jy sigma=1.182081 ! Fit after self-cal, rms=0.054311Jy sigma=1.181750 ! 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=0.054311Jy sigma=1.181750 ! Fit after self-cal, rms=0.053756Jy sigma=1.170542 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.005 mas, bmaj=1.404 mas, bpa=12.92 degrees ! Estimated noise=0.231194 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000658406 Jy ! Component: 100 - total flux cleaned = -0.000814867 Jy ! Component: 150 - total flux cleaned = -0.000915013 Jy ! Component: 200 - total flux cleaned = -0.000973868 Jy ! Total flux subtracted in 200 components = -0.000973868 Jy ! Clean residual min=-0.001305 max=0.001569 Jy/beam ! Clean residual mean=0.000001 rms=0.000316 Jy/beam ! Combined flux in latest and established models = 0.227755 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 110 components and 0.227755 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=0.053705Jy sigma=1.169410 ! Fit after self-cal, rms=0.053709Jy sigma=1.169320 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 (0.4, 5.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00141941 Jy ! Component: 100 - total flux cleaned = 0.00190141 Jy ! Component: 150 - total flux cleaned = 0.00211464 Jy ! Component: 200 - total flux cleaned = 0.00219346 Jy ! Total flux subtracted in 200 components = 0.00219346 Jy ! Clean residual min=-0.001213 max=0.001293 Jy/beam ! Clean residual mean=-0.000000 rms=0.000295 Jy/beam ! Combined flux in latest and established models = 0.229949 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 120 components and 0.229949 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=0.053661Jy sigma=1.168156 ! Fit after self-cal, rms=0.053659Jy sigma=1.168120 ! Inverting map ! Added new window around map position (28, 38.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000996646 Jy ! Component: 100 - total flux cleaned = 0.00112351 Jy ! Component: 150 - total flux cleaned = 0.00114702 Jy ! Component: 200 - total flux cleaned = 0.00112684 Jy ! Total flux subtracted in 200 components = 0.00112684 Jy ! Clean residual min=-0.001200 max=0.001203 Jy/beam ! Clean residual mean=-0.000001 rms=0.000287 Jy/beam ! Combined flux in latest and established models = 0.231076 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 135 components and 0.231076 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=0.053631Jy sigma=1.167471 ! Fit after self-cal, rms=0.053631Jy sigma=1.167449 ! 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=0.053631Jy sigma=1.167449 ! Fit after self-cal, rms=0.053532Jy sigma=1.166975 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.401 mas, bpa=12.91 degrees ! Estimated noise=0.230942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000399286 Jy ! Component: 100 - total flux cleaned = -0.000374112 Jy ! Component: 150 - total flux cleaned = -0.000259807 Jy ! Component: 200 - total flux cleaned = -0.000198098 Jy ! Total flux subtracted in 200 components = -0.000198098 Jy ! Clean residual min=-0.001133 max=0.001208 Jy/beam ! Clean residual mean=-0.000000 rms=0.000274 Jy/beam ! Combined flux in latest and established models = 0.230878 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 141 components and 0.230878 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=0.053511Jy sigma=1.166507 ! Fit after self-cal, rms=0.053511Jy sigma=1.166494 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 (12.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000917197 Jy ! Component: 100 - total flux cleaned = 0.000960921 Jy ! Component: 150 - total flux cleaned = 0.00103761 Jy ! Component: 200 - total flux cleaned = 0.00105487 Jy ! Total flux subtracted in 200 components = 0.00105487 Jy ! Clean residual min=-0.001089 max=0.001138 Jy/beam ! Clean residual mean=0.000001 rms=0.000267 Jy/beam ! Combined flux in latest and established models = 0.231933 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 153 components and 0.231933 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=0.053486Jy sigma=1.165992 ! Fit after self-cal, rms=0.053485Jy sigma=1.165973 ! 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=0.053485Jy sigma=1.165973 ! Fit after self-cal, rms=0.053470Jy sigma=1.165864 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.197 mas, bmaj=2.486 mas, bpa=18.46 degrees ! Estimated noise=0.291538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.49401e-05 Jy ! Component: 100 - total flux cleaned = 0.00012315 Jy ! Component: 150 - total flux cleaned = 0.000280774 Jy ! Component: 200 - total flux cleaned = 0.000349531 Jy ! Total flux subtracted in 200 components = 0.000349531 Jy ! Clean residual min=-0.001200 max=0.001115 Jy/beam ! Clean residual mean=0.000001 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.232282 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 176 components and 0.232282 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=0.053463Jy sigma=1.165714 ! Fit after self-cal, rms=0.053463Jy sigma=1.165706 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 = 3.16768e-05 Jy ! Component: 100 - total flux cleaned = 9.14779e-05 Jy ! Component: 150 - total flux cleaned = 0.000155963 Jy ! Component: 200 - total flux cleaned = 0.000185437 Jy ! Total flux subtracted in 200 components = 0.000185437 Jy ! Clean residual min=-0.001191 max=0.001120 Jy/beam ! Clean residual mean=0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.232468 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 189 components and 0.232468 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=0.053460Jy sigma=1.165648 ! Fit after self-cal, rms=0.053460Jy sigma=1.165642 ! 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=1.003 mas, bmaj=1.4 mas, bpa=12.93 degrees ! Estimated noise=0.230912 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.4 at 12.93 degrees (North through East) ! Clean map min=-0.0010143 max=0.16763 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=0.7758 mas, bmaj=1.089 mas, bpa=12.26 degrees ! Estimated noise=0.429879 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.126204 Jy ! Component: 100 - total flux cleaned = 0.160375 Jy ! Component: 150 - total flux cleaned = 0.176186 Jy ! Component: 200 - total flux cleaned = 0.18578 Jy ! Total flux subtracted in 200 components = 0.18578 Jy ! Clean residual min=-0.003444 max=0.005256 Jy/beam ! Clean residual mean=0.000006 rms=0.000778 Jy/beam ! Combined flux in latest and established models = 0.18578 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.18578 Jy ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.4 mas, bpa=12.93 degrees ! Estimated noise=0.230912 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 = 0.0112307 Jy ! Component: 100 - total flux cleaned = 0.0185133 Jy ! Component: 150 - total flux cleaned = 0.0236305 Jy ! Component: 200 - total flux cleaned = 0.027389 Jy ! Total flux subtracted in 200 components = 0.027389 Jy ! Clean residual min=-0.001637 max=0.002169 Jy/beam ! Clean residual mean=0.000008 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.213169 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 67 components and 0.213169 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00286134 Jy ! Component: 100 - total flux cleaned = 0.0051577 Jy ! Component: 150 - total flux cleaned = 0.00707993 Jy ! Component: 200 - total flux cleaned = 0.00873394 Jy ! Total flux subtracted in 200 components = 0.00873394 Jy ! Clean residual min=-0.001294 max=0.001321 Jy/beam ! Clean residual mean=0.000004 rms=0.000318 Jy/beam ! Combined flux in latest and established models = 0.221903 Jy ! Adding 40 model components to the UV plane model. ! The established model now contains 89 components and 0.221903 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=2.197 mas, bmaj=2.486 mas, bpa=18.46 degrees ! Estimated noise=0.291538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00249321 Jy ! Component: 100 - total flux cleaned = 0.00418013 Jy ! Component: 150 - total flux cleaned = 0.00544751 Jy ! Component: 200 - total flux cleaned = 0.00647234 Jy ! Total flux subtracted in 200 components = 0.00647234 Jy ! Clean residual min=-0.001225 max=0.001148 Jy/beam ! Clean residual mean=0.000004 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.228375 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 = 0.000836975 Jy ! Component: 100 - total flux cleaned = 0.00152461 Jy ! Component: 150 - total flux cleaned = 0.00209097 Jy ! Component: 200 - total flux cleaned = 0.00250669 Jy ! Total flux subtracted in 200 components = 0.00250669 Jy ! Clean residual min=-0.001203 max=0.001063 Jy/beam ! Clean residual mean=0.000002 rms=0.000332 Jy/beam ! Combined flux in latest and established models = 0.230882 Jy ! Adding 87 model components to the UV plane model. ! The established model now contains 159 components and 0.230882 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.4 mas, bpa=12.93 degrees ! Estimated noise=0.230912 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000414376 Jy ! Component: 100 - total flux cleaned = 0.000486228 Jy ! Component: 150 - total flux cleaned = 0.000551888 Jy ! Component: 200 - total flux cleaned = 0.000592443 Jy ! Total flux subtracted in 200 components = 0.000592443 Jy ! Clean residual min=-0.001190 max=0.001106 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.231474 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 176 components and 0.231474 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=0.053464Jy sigma=1.165814 ! Fit after self-cal, rms=0.053462Jy sigma=1.165710 wmodel J0847+4609_X_map.mod ! Writing 176 model components to file: J0847+4609_X_map.mod wobs J0847+4609_X_uvs.fits ! Writing UV FITS file: J0847+4609_X_uvs.fits wwins J0847+4609_X_map.win ! wwins: Wrote 7 windows to J0847+4609_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 = -0.000193409 Jy ! Component: 100 - total flux cleaned = -0.000328596 Jy ! Component: 150 - total flux cleaned = -0.000401947 Jy ! Component: 200 - total flux cleaned = -0.000436994 Jy ! Component: 250 - total flux cleaned = -0.000471921 Jy ! Component: 300 - total flux cleaned = -0.000472096 Jy ! Component: 350 - total flux cleaned = -0.000472166 Jy ! Component: 400 - total flux cleaned = -0.000488626 Jy ! Component: 450 - total flux cleaned = -0.000536651 Jy ! Component: 500 - total flux cleaned = -0.000504671 Jy ! Component: 550 - total flux cleaned = -0.000504685 Jy ! Component: 600 - total flux cleaned = -0.000520419 Jy ! Component: 650 - total flux cleaned = -0.000611712 Jy ! Component: 700 - total flux cleaned = -0.000551697 Jy ! Component: 750 - total flux cleaned = -0.00053725 Jy ! Component: 800 - total flux cleaned = -0.000566842 Jy ! Component: 850 - total flux cleaned = -0.000624778 Jy ! Component: 900 - total flux cleaned = -0.000538542 Jy ! Component: 950 - total flux cleaned = -0.0005528 Jy ! Component: 1000 - total flux cleaned = -0.000538805 Jy ! Component: 1050 - total flux cleaned = -0.000552722 Jy ! Component: 1100 - total flux cleaned = -0.000566345 Jy ! Component: 1150 - total flux cleaned = -0.000525554 Jy ! Component: 1200 - total flux cleaned = -0.000498425 Jy ! Component: 1250 - total flux cleaned = -0.000471945 Jy ! Component: 1300 - total flux cleaned = -0.000498701 Jy ! Component: 1350 - total flux cleaned = -0.000512004 Jy ! Component: 1400 - total flux cleaned = -0.000564315 Jy ! Component: 1450 - total flux cleaned = -0.000590333 Jy ! Component: 1500 - total flux cleaned = -0.00061599 Jy ! Component: 1550 - total flux cleaned = -0.000628795 Jy ! Component: 1600 - total flux cleaned = -0.000654009 Jy ! Component: 1650 - total flux cleaned = -0.00064166 Jy ! Component: 1700 - total flux cleaned = -0.000641725 Jy ! Component: 1750 - total flux cleaned = -0.000715892 Jy ! Component: 1800 - total flux cleaned = -0.000703517 Jy ! Component: 1850 - total flux cleaned = -0.000739915 Jy ! Component: 1900 - total flux cleaned = -0.000703828 Jy ! Component: 1950 - total flux cleaned = -0.000751589 Jy ! Component: 2000 - total flux cleaned = -0.000751556 Jy ! Component: 2050 - total flux cleaned = -0.000727986 Jy ! Component: 2100 - total flux cleaned = -0.000739667 Jy ! Component: 2150 - total flux cleaned = -0.000751325 Jy ! Component: 2200 - total flux cleaned = -0.000786142 Jy ! Component: 2250 - total flux cleaned = -0.000820457 Jy ! Component: 2300 - total flux cleaned = -0.000820546 Jy ! Component: 2350 - total flux cleaned = -0.000899762 Jy ! Component: 2400 - total flux cleaned = -0.000922197 Jy ! Component: 2450 - total flux cleaned = -0.000922116 Jy ! Component: 2500 - total flux cleaned = -0.000977617 Jy ! Component: 2550 - total flux cleaned = -0.000933441 Jy ! Component: 2600 - total flux cleaned = -0.000944321 Jy ! Component: 2650 - total flux cleaned = -0.00097702 Jy ! Component: 2700 - total flux cleaned = -0.000998604 Jy ! Component: 2750 - total flux cleaned = -0.00100926 Jy ! Component: 2800 - total flux cleaned = -0.000987924 Jy ! Component: 2850 - total flux cleaned = -0.00105164 Jy ! Component: 2900 - total flux cleaned = -0.00109398 Jy ! Component: 2950 - total flux cleaned = -0.00104137 Jy ! Component: 3000 - total flux cleaned = -0.00108324 Jy ! Component: 3050 - total flux cleaned = -0.00107286 Jy ! Component: 3100 - total flux cleaned = -0.00118637 Jy ! Component: 3150 - total flux cleaned = -0.00111457 Jy ! Component: 3200 - total flux cleaned = -0.00111462 Jy ! Component: 3250 - total flux cleaned = -0.00112479 Jy ! Component: 3300 - total flux cleaned = -0.00120567 Jy ! Component: 3350 - total flux cleaned = -0.00115545 Jy ! Component: 3400 - total flux cleaned = -0.00116546 Jy ! Component: 3450 - total flux cleaned = -0.00123491 Jy ! Component: 3500 - total flux cleaned = -0.00117572 Jy ! Component: 3550 - total flux cleaned = -0.00119544 Jy ! Component: 3600 - total flux cleaned = -0.00123449 Jy ! Component: 3650 - total flux cleaned = -0.00121499 Jy ! Component: 3700 - total flux cleaned = -0.00124405 Jy ! Component: 3750 - total flux cleaned = -0.00128243 Jy ! Component: 3800 - total flux cleaned = -0.00133029 Jy ! Component: 3850 - total flux cleaned = -0.00130168 Jy ! Component: 3900 - total flux cleaned = -0.00136792 Jy ! Component: 3950 - total flux cleaned = -0.00136797 Jy ! Component: 4000 - total flux cleaned = -0.00139609 Jy ! Component: 4050 - total flux cleaned = -0.00139616 Jy ! Total flux subtracted in 4096 components = -0.00143334 Jy ! Clean residual min=-0.000526 max=0.000534 Jy/beam ! Clean residual mean=-0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.230041 Jy keep ! Adding 338 model components to the UV plane model. ! The established model now contains 514 components and 0.230041 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0847+4609_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.4 at 12.93 degrees (North through East) ! Clean map min=-0.00077693 max=0.16781 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0847+4609_X_map.fits wmodel /vlbi/uf001/uva//J0847+4609_X_map.mod ! Writing 514 model components to file: /vlbi/uf001/uva//J0847+4609_X_map.mod wobs /vlbi/uf001/uva//J0847+4609_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0847+4609_X_uvs.fits wwins /vlbi/uf001/uva//J0847+4609_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0847+4609_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.167814 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000156334 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.279477 0.279477 0.558953 1.11791 2.23581 4.47163 8.94325 17.8865 35.773 71.546 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.167 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1073.43 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0847+4609_X_dfm.log closed on Mon Jan 14 00:06:43 2019