! Started logfile: /vlbi/uf001/uva//J2156+8337_X_dfm.log on Mon Jan 14 06:03:15 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//J2156+8337_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2156+8337_X_uva.fits ! AN table 1: 96 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.813194 visibilities/baseline/integration-bin. ! Found source: J2156+8337 ! ! 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 42156 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 J2156+8337_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 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 96 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004807Jy sigma=21.901602 ! Fit after self-cal, rms=0.948000Jy sigma=20.687865 ! 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=0.7249 mas, bmaj=0.9434 mas, bpa=-34.55 degrees ! Estimated noise=0.379355 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 = 0.0375151 Jy ! Component: 100 - total flux cleaned = 0.0460938 Jy ! Total flux subtracted in 100 components = 0.0460938 Jy ! Clean residual min=-0.004865 max=0.014136 Jy/beam ! Clean residual mean=0.000008 rms=0.001075 Jy/beam ! Combined flux in latest and established models = 0.0460939 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0460939 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=0.071802Jy sigma=1.496304 ! Fit after self-cal, rms=0.070199Jy sigma=1.460387 ! Inverting map ! Added new window around map position (-3, -0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0131639 Jy ! Component: 100 - total flux cleaned = 0.0193829 Jy ! Total flux subtracted in 100 components = 0.0193829 Jy ! Clean residual min=-0.004085 max=0.009510 Jy/beam ! Clean residual mean=0.000006 rms=0.000894 Jy/beam ! Combined flux in latest and established models = 0.0654768 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 15 components and 0.0654768 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=0.066264Jy sigma=1.374156 ! Fit after self-cal, rms=0.065243Jy sigma=1.349755 ! Inverting map ! Added new window around map position (-1.2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0113586 Jy ! Component: 100 - total flux cleaned = 0.0176813 Jy ! Total flux subtracted in 100 components = 0.0176813 Jy ! Clean residual min=-0.003122 max=0.004032 Jy/beam ! Clean residual mean=0.000004 rms=0.000711 Jy/beam ! Combined flux in latest and established models = 0.0831581 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 26 components and 0.0831581 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=0.061974Jy sigma=1.275691 ! Fit after self-cal, rms=0.061447Jy sigma=1.263396 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00671725 Jy ! Component: 100 - total flux cleaned = 0.0113877 Jy ! Total flux subtracted in 100 components = 0.0113877 Jy ! Clean residual min=-0.002621 max=0.003271 Jy/beam ! Clean residual mean=0.000003 rms=0.000626 Jy/beam ! Combined flux in latest and established models = 0.0945458 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 35 components and 0.0945458 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=0.059930Jy sigma=1.229245 ! Fit after self-cal, rms=0.059845Jy sigma=1.227001 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00437725 Jy ! Component: 100 - total flux cleaned = 0.00779555 Jy ! Total flux subtracted in 100 components = 0.00779555 Jy ! Clean residual min=-0.002352 max=0.002955 Jy/beam ! Clean residual mean=0.000003 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.102341 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 40 components and 0.102341 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=0.059099Jy sigma=1.210389 ! Fit after self-cal, rms=0.059082Jy sigma=1.209909 ! 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=0.9693 mas, bmaj=1.249 mas, bpa=-31.75 degrees ! Estimated noise=0.160489 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 = 0.00614375 Jy ! Component: 100 - total flux cleaned = 0.0100804 Jy ! Component: 150 - total flux cleaned = 0.0129034 Jy ! Component: 200 - total flux cleaned = 0.0149863 Jy ! Total flux subtracted in 200 components = 0.0149863 Jy ! Clean residual min=-0.002182 max=0.003312 Jy/beam ! Clean residual mean=0.000004 rms=0.000472 Jy/beam ! Combined flux in latest and established models = 0.117328 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 62 components and 0.117328 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=0.058303Jy sigma=1.193292 ! Fit after self-cal, rms=0.058244Jy sigma=1.191742 ! Inverting map ! Added new window around map position (-4.6, -1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00352183 Jy ! Component: 100 - total flux cleaned = 0.00567812 Jy ! Component: 150 - total flux cleaned = 0.00723569 Jy ! Component: 200 - total flux cleaned = 0.00840888 Jy ! Total flux subtracted in 200 components = 0.00840888 Jy ! Clean residual min=-0.001683 max=0.002001 Jy/beam ! Clean residual mean=0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.125737 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 86 components and 0.125737 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=0.057994Jy sigma=1.186233 ! Fit after self-cal, rms=0.057940Jy sigma=1.185191 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9693 x 1.249 at -31.75 degrees (North through East) ! Clean map min=-0.0015353 max=0.05031 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 1.02 KP 0.99 ! LA 1.02 MK 1.11 NL 1.14 OV 0.89 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 0.98 KP 0.99 ! LA 1.03 MK 1.07 NL 1.13 OV 0.93 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.92 KP 1.02 ! LA 1.04 MK 1.05 NL 1.14 OV 0.90 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 0.94 KP 1.01 ! LA 1.00 MK 1.06 NL 1.17 OV 0.94 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.95 HN 0.99 KP 1.01 ! LA 1.00 MK 1.05 NL 1.16 OV 0.93 ! PT 0.95 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 0.96 KP 0.99 ! LA 1.03 MK 1.02 NL 1.11 OV 0.95 ! PT 0.98 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.94 KP 1.00 ! LA 1.02 MK 0.98 NL 1.15 OV 0.94 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.00 KP 1.03 ! LA 0.97 MK 1.01 NL 1.15 OV 0.94 ! PT 0.95 SC 0.93 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.87 KP 0.99 ! LA 1.07 MK 1.02 NL 1.12 OV 0.92 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 0.89 KP 1.00 ! LA 1.04 MK 0.99 NL 1.14 OV 0.93 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.01 HN 0.92 KP 1.00 ! LA 1.02 MK 1.01 NL 1.12 OV 0.94 ! PT 0.94 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.88 KP 1.01 ! LA 1.05 MK 0.99 NL 1.12 OV 0.94 ! PT 0.92 SC 0.96 ! ! ! Fit before self-cal, rms=0.057940Jy sigma=1.185191 ! Fit after self-cal, rms=0.056540Jy sigma=1.179173 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.966 mas, bmaj=1.245 mas, bpa=-31.76 degrees ! Estimated noise=0.160036 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 (-22, -4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00188859 Jy ! Component: 100 - total flux cleaned = 0.00311807 Jy ! Component: 150 - total flux cleaned = 0.00366966 Jy ! Component: 200 - total flux cleaned = 0.00399509 Jy ! Total flux subtracted in 200 components = 0.00399509 Jy ! Clean residual min=-0.000999 max=0.001066 Jy/beam ! Clean residual mean=-0.000000 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.129732 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 111 components and 0.129732 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=0.056459Jy sigma=1.177377 ! Fit after self-cal, rms=0.056466Jy sigma=1.176885 ! 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=0.056466Jy sigma=1.176885 ! Fit after self-cal, rms=0.057085Jy sigma=1.173862 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9681 mas, bmaj=1.233 mas, bpa=-31.08 degrees ! Estimated noise=0.160637 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000789134 Jy ! Component: 100 - total flux cleaned = 0.00109563 Jy ! Component: 150 - total flux cleaned = 0.00140155 Jy ! Component: 200 - total flux cleaned = 0.00166768 Jy ! Total flux subtracted in 200 components = 0.00166768 Jy ! Clean residual min=-0.000837 max=0.001028 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.131399 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 122 components and 0.131399 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=0.057057Jy sigma=1.173275 ! Fit after self-cal, rms=0.057080Jy sigma=1.173075 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 (-0.8, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000831868 Jy ! Component: 100 - total flux cleaned = 0.00125326 Jy ! Component: 150 - total flux cleaned = 0.00155346 Jy ! Component: 200 - total flux cleaned = 0.00182082 Jy ! Total flux subtracted in 200 components = 0.00182082 Jy ! Clean residual min=-0.000789 max=0.000947 Jy/beam ! Clean residual mean=0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.13322 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 132 components and 0.13322 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=0.057057Jy sigma=1.172617 ! Fit after self-cal, rms=0.057053Jy sigma=1.172570 ! Inverting map ! Added new window around map position (23.4, 19.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000795987 Jy ! Component: 100 - total flux cleaned = 0.00110637 Jy ! Component: 150 - total flux cleaned = 0.0013803 Jy ! Component: 200 - total flux cleaned = 0.0015958 Jy ! Total flux subtracted in 200 components = 0.0015958 Jy ! Clean residual min=-0.000789 max=0.000838 Jy/beam ! Clean residual mean=0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.134816 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 147 components and 0.134816 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=0.057036Jy sigma=1.172222 ! Fit after self-cal, rms=0.057035Jy sigma=1.172193 ! Inverting map ! Added new window around map position (42.8, -33.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000788794 Jy ! Component: 100 - total flux cleaned = 0.00105608 Jy ! Component: 150 - total flux cleaned = 0.0012377 Jy ! Component: 200 - total flux cleaned = 0.00137383 Jy ! Total flux subtracted in 200 components = 0.00137383 Jy ! Clean residual min=-0.000763 max=0.000771 Jy/beam ! Clean residual mean=0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.13619 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 166 components and 0.13619 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=0.057020Jy sigma=1.171892 ! Fit after self-cal, rms=0.057019Jy sigma=1.171863 ! 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=0.057019Jy sigma=1.171863 ! Fit after self-cal, rms=0.056933Jy sigma=1.171720 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9675 mas, bmaj=1.23 mas, bpa=-30.55 degrees ! Estimated noise=0.160251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000404647 Jy ! Component: 100 - total flux cleaned = 0.000613686 Jy ! Component: 150 - total flux cleaned = 0.000804459 Jy ! Component: 200 - total flux cleaned = 0.000952481 Jy ! Total flux subtracted in 200 components = 0.000952481 Jy ! Clean residual min=-0.000751 max=0.000759 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.137142 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 174 components and 0.137142 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=0.056924Jy sigma=1.171531 ! Fit after self-cal, rms=0.056926Jy sigma=1.171516 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 (8.8, -27.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000625744 Jy ! Component: 100 - total flux cleaned = 0.000837992 Jy ! Component: 150 - total flux cleaned = 0.00102049 Jy ! Component: 200 - total flux cleaned = 0.00116645 Jy ! Total flux subtracted in 200 components = 0.00116645 Jy ! Clean residual min=-0.000705 max=0.000712 Jy/beam ! Clean residual mean=0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.138309 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 188 components and 0.138309 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=0.056916Jy sigma=1.171292 ! Fit after self-cal, rms=0.056915Jy sigma=1.171270 ! 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=0.056915Jy sigma=1.171270 ! Fit after self-cal, rms=0.056850Jy sigma=1.171250 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.252 mas, bmaj=2.669 mas, bpa=-23.87 degrees ! Estimated noise=0.212722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000432456 Jy ! Component: 100 - total flux cleaned = 0.000744986 Jy ! Component: 150 - total flux cleaned = 0.000965911 Jy ! Component: 200 - total flux cleaned = 0.00111181 Jy ! Total flux subtracted in 200 components = 0.00111181 Jy ! Clean residual min=-0.000853 max=0.000875 Jy/beam ! Clean residual mean=0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.139421 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 211 components and 0.139421 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=0.056848Jy sigma=1.171189 ! Fit after self-cal, rms=0.056848Jy sigma=1.171176 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 = 0.000217254 Jy ! Component: 100 - total flux cleaned = 0.000367889 Jy ! Component: 150 - total flux cleaned = 0.000482314 Jy ! Component: 200 - total flux cleaned = 0.000577323 Jy ! Total flux subtracted in 200 components = 0.000577323 Jy ! Clean residual min=-0.000862 max=0.000857 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.139998 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 218 components and 0.139998 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=0.056847Jy sigma=1.171154 ! Fit after self-cal, rms=0.056846Jy sigma=1.171145 ! 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=0.967 mas, bmaj=1.228 mas, bpa=-30.33 degrees ! Estimated noise=0.160052 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.967 x 1.228 at -30.33 degrees (North through East) ! Clean map min=-0.00069088 max=0.049747 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=0.7252 mas, bmaj=0.9292 mas, bpa=-33.08 degrees ! Estimated noise=0.37763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0411195 Jy ! Component: 100 - total flux cleaned = 0.0608882 Jy ! Component: 150 - total flux cleaned = 0.0734315 Jy ! Component: 200 - total flux cleaned = 0.082112 Jy ! Total flux subtracted in 200 components = 0.082112 Jy ! Clean residual min=-0.002766 max=0.005030 Jy/beam ! Clean residual mean=0.000005 rms=0.000700 Jy/beam ! Combined flux in latest and established models = 0.0821119 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 0.0821119 Jy ! Inverting map and beam ! Estimated beam: bmin=0.967 mas, bmaj=1.228 mas, bpa=-30.33 degrees ! Estimated noise=0.160052 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 = 0.0121442 Jy ! Component: 100 - total flux cleaned = 0.0202848 Jy ! Component: 150 - total flux cleaned = 0.0261623 Jy ! Component: 200 - total flux cleaned = 0.0305168 Jy ! Total flux subtracted in 200 components = 0.0305168 Jy ! Clean residual min=-0.001511 max=0.002494 Jy/beam ! Clean residual mean=0.000006 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.112629 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 51 components and 0.112629 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00327781 Jy ! Component: 100 - total flux cleaned = 0.00589122 Jy ! Component: 150 - total flux cleaned = 0.00805284 Jy ! Component: 200 - total flux cleaned = 0.0098934 Jy ! Total flux subtracted in 200 components = 0.0098934 Jy ! Clean residual min=-0.001046 max=0.001172 Jy/beam ! Clean residual mean=0.000003 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.122522 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 85 components and 0.122522 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=2.252 mas, bmaj=2.669 mas, bpa=-23.87 degrees ! Estimated noise=0.212722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00299802 Jy ! Component: 100 - total flux cleaned = 0.00508315 Jy ! Component: 150 - total flux cleaned = 0.00672763 Jy ! Component: 200 - total flux cleaned = 0.00808838 Jy ! Total flux subtracted in 200 components = 0.00808838 Jy ! Clean residual min=-0.000952 max=0.001062 Jy/beam ! Clean residual mean=0.000002 rms=0.000315 Jy/beam ! Combined flux in latest and established models = 0.130611 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 = 0.00115185 Jy ! Component: 100 - total flux cleaned = 0.00213973 Jy ! Component: 150 - total flux cleaned = 0.00299653 Jy ! Component: 200 - total flux cleaned = 0.00374482 Jy ! Total flux subtracted in 200 components = 0.00374482 Jy ! Clean residual min=-0.000876 max=0.000932 Jy/beam ! Clean residual mean=0.000002 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.134355 Jy ! Adding 105 model components to the UV plane model. ! The established model now contains 174 components and 0.134355 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.967 mas, bmaj=1.228 mas, bpa=-30.33 degrees ! Estimated noise=0.160052 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000875383 Jy ! Component: 100 - total flux cleaned = 0.00148586 Jy ! Component: 150 - total flux cleaned = 0.0019461 Jy ! Component: 200 - total flux cleaned = 0.00240477 Jy ! Total flux subtracted in 200 components = 0.00240477 Jy ! Clean residual min=-0.000728 max=0.000715 Jy/beam ! Clean residual mean=0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.13676 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 196 components and 0.13676 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=0.056877Jy sigma=1.171804 ! Fit after self-cal, rms=0.056869Jy sigma=1.171573 wmodel J2156+8337_X_map.mod ! Writing 196 model components to file: J2156+8337_X_map.mod wobs J2156+8337_X_uvs.fits ! Writing UV FITS file: J2156+8337_X_uvs.fits wwins J2156+8337_X_map.win ! wwins: Wrote 9 windows to J2156+8337_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 = -8.23201e-05 Jy ! Component: 100 - total flux cleaned = -3.02279e-05 Jy ! Component: 150 - total flux cleaned = -3.01257e-05 Jy ! Component: 200 - total flux cleaned = -3.01305e-05 Jy ! Component: 250 - total flux cleaned = -8.9772e-05 Jy ! Component: 300 - total flux cleaned = -0.000101314 Jy ! Component: 350 - total flux cleaned = -0.000112782 Jy ! Component: 400 - total flux cleaned = -0.000124156 Jy ! Component: 450 - total flux cleaned = -0.00013534 Jy ! Component: 500 - total flux cleaned = -0.000157456 Jy ! Component: 550 - total flux cleaned = -0.00015755 Jy ! Component: 600 - total flux cleaned = -0.000211677 Jy ! Component: 650 - total flux cleaned = -0.000222349 Jy ! Component: 700 - total flux cleaned = -0.000232903 Jy ! Component: 750 - total flux cleaned = -0.00027443 Jy ! Component: 800 - total flux cleaned = -0.000294958 Jy ! Component: 850 - total flux cleaned = -0.000294821 Jy ! Component: 900 - total flux cleaned = -0.000335303 Jy ! Component: 950 - total flux cleaned = -0.000415273 Jy ! Component: 1000 - total flux cleaned = -0.000435015 Jy ! Component: 1050 - total flux cleaned = -0.000464543 Jy ! Component: 1100 - total flux cleaned = -0.000484014 Jy ! Component: 1150 - total flux cleaned = -0.000493623 Jy ! Component: 1200 - total flux cleaned = -0.000512712 Jy ! Component: 1250 - total flux cleaned = -0.000503257 Jy ! Component: 1300 - total flux cleaned = -0.000493791 Jy ! Component: 1350 - total flux cleaned = -0.000475101 Jy ! Component: 1400 - total flux cleaned = -0.000540293 Jy ! Component: 1450 - total flux cleaned = -0.000531112 Jy ! Component: 1500 - total flux cleaned = -0.000540225 Jy ! Component: 1550 - total flux cleaned = -0.00051295 Jy ! Component: 1600 - total flux cleaned = -0.000540102 Jy ! Component: 1650 - total flux cleaned = -0.000567051 Jy ! Component: 1700 - total flux cleaned = -0.000575946 Jy ! Component: 1750 - total flux cleaned = -0.000567009 Jy ! Component: 1800 - total flux cleaned = -0.000619904 Jy ! Component: 1850 - total flux cleaned = -0.000602413 Jy ! Component: 1900 - total flux cleaned = -0.000611096 Jy ! Component: 1950 - total flux cleaned = -0.00061976 Jy ! Component: 2000 - total flux cleaned = -0.000688335 Jy ! Component: 2050 - total flux cleaned = -0.000696817 Jy ! Component: 2100 - total flux cleaned = -0.000713759 Jy ! Component: 2150 - total flux cleaned = -0.000738935 Jy ! Component: 2200 - total flux cleaned = -0.000772397 Jy ! Component: 2250 - total flux cleaned = -0.000730828 Jy ! Component: 2300 - total flux cleaned = -0.000763862 Jy ! Component: 2350 - total flux cleaned = -0.000780276 Jy ! Component: 2400 - total flux cleaned = -0.000845694 Jy ! Component: 2450 - total flux cleaned = -0.000837515 Jy ! Component: 2500 - total flux cleaned = -0.00086982 Jy ! Component: 2550 - total flux cleaned = -0.000869849 Jy ! Component: 2600 - total flux cleaned = -0.000917798 Jy ! Component: 2650 - total flux cleaned = -0.000965492 Jy ! Component: 2700 - total flux cleaned = -0.000949679 Jy ! Component: 2750 - total flux cleaned = -0.000973289 Jy ! Component: 2800 - total flux cleaned = -0.00101243 Jy ! Component: 2850 - total flux cleaned = -0.00102807 Jy ! Component: 2900 - total flux cleaned = -0.00103574 Jy ! Component: 2950 - total flux cleaned = -0.00106664 Jy ! Component: 3000 - total flux cleaned = -0.0010973 Jy ! Component: 3050 - total flux cleaned = -0.00112787 Jy ! Component: 3100 - total flux cleaned = -0.00115068 Jy ! Component: 3150 - total flux cleaned = -0.001181 Jy ! Component: 3200 - total flux cleaned = -0.00119602 Jy ! Component: 3250 - total flux cleaned = -0.00120346 Jy ! Component: 3300 - total flux cleaned = -0.00125567 Jy ! Component: 3350 - total flux cleaned = -0.00128529 Jy ! Component: 3400 - total flux cleaned = -0.0012705 Jy ! Component: 3450 - total flux cleaned = -0.00126312 Jy ! Component: 3500 - total flux cleaned = -0.00132163 Jy ! Component: 3550 - total flux cleaned = -0.00129255 Jy ! Component: 3600 - total flux cleaned = -0.00131436 Jy ! Component: 3650 - total flux cleaned = -0.00133604 Jy ! Component: 3700 - total flux cleaned = -0.00134327 Jy ! Component: 3750 - total flux cleaned = -0.00135759 Jy ! Component: 3800 - total flux cleaned = -0.00141454 Jy ! Component: 3850 - total flux cleaned = -0.00140027 Jy ! Component: 3900 - total flux cleaned = -0.00141439 Jy ! Component: 3950 - total flux cleaned = -0.00145658 Jy ! Component: 4000 - total flux cleaned = -0.00148456 Jy ! Component: 4050 - total flux cleaned = -0.0014776 Jy ! Total flux subtracted in 4096 components = -0.00150541 Jy ! Clean residual min=-0.000512 max=0.000365 Jy/beam ! Clean residual mean=0.000001 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.135255 Jy keep ! Adding 328 model components to the UV plane model. ! The established model now contains 524 components and 0.135255 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2156+8337_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.967 x 1.228 at -30.33 degrees (North through East) ! Clean map min=-0.00061367 max=0.050077 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2156+8337_X_map.fits wmodel /vlbi/uf001/uva//J2156+8337_X_map.mod ! Writing 524 model components to file: /vlbi/uf001/uva//J2156+8337_X_map.mod wobs /vlbi/uf001/uva//J2156+8337_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2156+8337_X_uvs.fits wwins /vlbi/uf001/uva//J2156+8337_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J2156+8337_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.050077 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117394 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.703278 0.703278 1.40656 2.81311 5.62623 11.2525 22.5049 45.0098 90.0196 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.05 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 426.573 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2156+8337_X_dfm.log closed on Mon Jan 14 06:03:23 2019