! Started logfile: /vlbi/uf001/uva//J1521+7858_X_dfm.log on Mon Jan 14 03:17:00 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//J1521+7858_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1521+7858_X_uva.fits ! AN table 1: 116 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.982567 visibilities/baseline/integration-bin. ! Found source: J1521+7858 ! ! 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 61548 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 J1521+7858_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 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 51 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018088Jy sigma=22.178223 ! Fit after self-cal, rms=0.827913Jy sigma=18.033816 ! 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=0.7327 mas, bmaj=0.9147 mas, bpa=-85.55 degrees ! Estimated noise=0.313286 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 = 0.124642 Jy ! Component: 100 - total flux cleaned = 0.156425 Jy ! Total flux subtracted in 100 components = 0.156425 Jy ! Clean residual min=-0.004445 max=0.013916 Jy/beam ! Clean residual mean=-0.000006 rms=0.001023 Jy/beam ! Combined flux in latest and established models = 0.156425 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.156425 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=0.068247Jy sigma=1.421869 ! Fit after self-cal, rms=0.068244Jy sigma=1.421600 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0152246 Jy ! Component: 100 - total flux cleaned = 0.0234526 Jy ! Total flux subtracted in 100 components = 0.0234526 Jy ! Clean residual min=-0.004078 max=0.004708 Jy/beam ! Clean residual mean=-0.000003 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.179878 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.179878 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=0.062755Jy sigma=1.300806 ! Fit after self-cal, rms=0.062756Jy sigma=1.300555 ! Inverting map ! Added new window around map position (2, -0.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00568246 Jy ! Component: 100 - total flux cleaned = 0.0096366 Jy ! Total flux subtracted in 100 components = 0.0096366 Jy ! Clean residual min=-0.004118 max=0.004167 Jy/beam ! Clean residual mean=-0.000001 rms=0.000712 Jy/beam ! Combined flux in latest and established models = 0.189515 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.189515 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=0.061802Jy sigma=1.280621 ! Fit after self-cal, rms=0.061785Jy sigma=1.280104 ! 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=0.9861 mas, bmaj=1.229 mas, bpa=-85.11 degrees ! Estimated noise=0.135138 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). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0068859 Jy ! Component: 100 - total flux cleaned = 0.0115357 Jy ! Component: 150 - total flux cleaned = 0.014991 Jy ! Component: 200 - total flux cleaned = 0.0169266 Jy ! Total flux subtracted in 200 components = 0.0169266 Jy ! Clean residual min=-0.003261 max=0.004590 Jy/beam ! Clean residual mean=0.000001 rms=0.000759 Jy/beam ! Combined flux in latest and established models = 0.206441 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 46 components and 0.206441 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=0.060826Jy sigma=1.258203 ! Fit after self-cal, rms=0.060761Jy sigma=1.256891 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9861 x 1.229 at -85.11 degrees (North through East) ! Clean map min=-0.003178 max=0.16903 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.94 KP 0.99 ! LA 1.02 MK 1.03 NL 1.10 OV 0.92 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.95 KP 1.00 ! LA 1.01 MK 1.05 NL 1.10 OV 0.93 ! PT 0.89 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.95 KP 1.02 ! LA 1.00 MK 1.06 NL 1.09 OV 0.91 ! PT 0.87 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.95 KP 1.01 ! LA 1.00 MK 1.01 NL 1.10 OV 0.92 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 0.96 KP 1.01 ! LA 1.00 MK 1.05 NL 1.11 OV 0.92 ! PT 0.87 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.95 KP 1.00 ! LA 1.02 MK 1.02 NL 1.11 OV 0.94 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.97 KP 1.02 ! LA 1.02 MK 1.03 NL 1.10 OV 0.92 ! PT 0.87 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.04 HN 0.97 KP 1.01 ! LA 1.00 MK 1.06 NL 1.12 OV 0.91 ! PT 0.88 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.96 KP 1.02 ! LA 1.00 MK 1.03 NL 1.10 OV 0.93 ! PT 0.88 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.04 HN 0.95 KP 0.99 ! LA 1.01 MK 1.06 NL 1.09 OV 0.93 ! PT 0.86 SC 0.97 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 0.96 KP 0.99 ! LA 1.01 MK 1.03 NL 1.10 OV 0.92 ! PT 0.88 SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.97 KP 1.02 ! LA 1.01 MK 1.03 NL 1.08 OV 0.92 ! PT 0.88 SC 0.97 ! ! ! Fit before self-cal, rms=0.060761Jy sigma=1.256891 ! Fit after self-cal, rms=0.057688Jy sigma=1.202881 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.99 mas, bmaj=1.234 mas, bpa=-85.45 degrees ! Estimated noise=0.13458 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 = -0.000981452 Jy ! Component: 100 - total flux cleaned = -0.00167293 Jy ! Component: 150 - total flux cleaned = -0.00227815 Jy ! Component: 200 - total flux cleaned = -0.00258093 Jy ! Total flux subtracted in 200 components = -0.00258093 Jy ! Clean residual min=-0.001140 max=0.001295 Jy/beam ! Clean residual mean=0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.20386 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.20386 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=0.057567Jy sigma=1.200245 ! Fit after self-cal, rms=0.057589Jy sigma=1.199802 ! Inverting map ! Added new window around map position (11.8, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000707653 Jy ! Component: 100 - total flux cleaned = 0.000486003 Jy ! Component: 150 - total flux cleaned = 0.000254401 Jy ! Component: 200 - total flux cleaned = 7.32201e-05 Jy ! Total flux subtracted in 200 components = 7.32201e-05 Jy ! Clean residual min=-0.000992 max=0.001003 Jy/beam ! Clean residual mean=0.000001 rms=0.000243 Jy/beam ! Combined flux in latest and established models = 0.203933 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 73 components and 0.203933 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=0.057541Jy sigma=1.198848 ! Fit after self-cal, rms=0.057540Jy sigma=1.198801 ! 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=0.057540Jy sigma=1.198801 ! Fit after self-cal, rms=0.057300Jy sigma=1.194626 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9872 mas, bmaj=1.235 mas, bpa=-84.86 degrees ! Estimated noise=0.13427 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105852 Jy ! Component: 100 - total flux cleaned = -0.00139457 Jy ! Component: 150 - total flux cleaned = -0.00164963 Jy ! Component: 200 - total flux cleaned = -0.00182315 Jy ! Total flux subtracted in 200 components = -0.00182315 Jy ! Clean residual min=-0.000816 max=0.000917 Jy/beam ! Clean residual mean=-0.000002 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.20211 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 85 components and 0.20211 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=0.057264Jy sigma=1.193865 ! Fit after self-cal, rms=0.057267Jy sigma=1.193797 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 (-14.8, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000319774 Jy ! Component: 100 - total flux cleaned = 0.000202349 Jy ! Component: 150 - total flux cleaned = 7.52769e-05 Jy ! Component: 200 - total flux cleaned = -7.74261e-05 Jy ! Total flux subtracted in 200 components = -7.74261e-05 Jy ! Clean residual min=-0.000796 max=0.000798 Jy/beam ! Clean residual mean=-0.000002 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.202033 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 91 components and 0.202033 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=0.057247Jy sigma=1.193411 ! Fit after self-cal, rms=0.057246Jy sigma=1.193393 ! Inverting map ! Added new window around map position (-23.2, -18). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585282 Jy ! Component: 100 - total flux cleaned = 0.00066454 Jy ! Component: 150 - total flux cleaned = 0.000665139 Jy ! Component: 200 - total flux cleaned = 0.00063397 Jy ! Total flux subtracted in 200 components = 0.00063397 Jy ! Clean residual min=-0.000796 max=0.000742 Jy/beam ! Clean residual mean=-0.000001 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.202667 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 105 components and 0.202667 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=0.057233Jy sigma=1.193109 ! Fit after self-cal, rms=0.057233Jy sigma=1.193100 ! 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=0.057233Jy sigma=1.193100 ! Fit after self-cal, rms=0.057152Jy sigma=1.192897 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.986 mas, bmaj=1.235 mas, bpa=-84.69 degrees ! Estimated noise=0.134175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000589784 Jy ! Component: 100 - total flux cleaned = -0.000773696 Jy ! Component: 150 - total flux cleaned = -0.000863649 Jy ! Component: 200 - total flux cleaned = -0.000897099 Jy ! Total flux subtracted in 200 components = -0.000897099 Jy ! Clean residual min=-0.000734 max=0.000715 Jy/beam ! Clean residual mean=-0.000001 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.20177 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 110 components and 0.20177 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=0.057139Jy sigma=1.192609 ! Fit after self-cal, rms=0.057138Jy sigma=1.192602 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 = -0.000139187 Jy ! Component: 100 - total flux cleaned = -0.000153698 Jy ! Component: 150 - total flux cleaned = -0.000167728 Jy ! Component: 200 - total flux cleaned = -0.000220322 Jy ! Total flux subtracted in 200 components = -0.000220322 Jy ! Clean residual min=-0.000731 max=0.000709 Jy/beam ! Clean residual mean=-0.000001 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.201549 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 122 components and 0.201549 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=0.057131Jy sigma=1.192470 ! Fit after self-cal, rms=0.057131Jy sigma=1.192467 ! 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=0.057131Jy sigma=1.192467 ! Fit after self-cal, rms=0.057083Jy sigma=1.192399 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.389 mas, bmaj=2.711 mas, bpa=-87.28 degrees ! Estimated noise=0.17394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000558432 Jy ! Component: 100 - total flux cleaned = -0.00062838 Jy ! Component: 150 - total flux cleaned = -0.000568141 Jy ! Component: 200 - total flux cleaned = -0.000550467 Jy ! Total flux subtracted in 200 components = -0.000550467 Jy ! Clean residual min=-0.000718 max=0.000800 Jy/beam ! Clean residual mean=-0.000002 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.200999 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 141 components and 0.200999 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=0.057080Jy sigma=1.192325 ! Fit after self-cal, rms=0.057080Jy sigma=1.192312 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 (7.8, -41.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000635174 Jy ! Component: 100 - total flux cleaned = 0.000748823 Jy ! Component: 150 - total flux cleaned = 0.00084237 Jy ! Component: 200 - total flux cleaned = 0.000830612 Jy ! Total flux subtracted in 200 components = 0.000830612 Jy ! Clean residual min=-0.000629 max=0.000647 Jy/beam ! Clean residual mean=-0.000001 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.20183 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 170 components and 0.20183 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=0.057072Jy sigma=1.192134 ! Fit after self-cal, rms=0.057072Jy sigma=1.192124 ! 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=0.9853 mas, bmaj=1.235 mas, bpa=-84.61 degrees ! Estimated noise=0.134111 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9853 x 1.235 at -84.61 degrees (North through East) ! Clean map min=-0.0007752 max=0.16907 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=0.7307 mas, bmaj=0.9197 mas, bpa=-84.88 degrees ! Estimated noise=0.312535 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.124153 Jy ! Component: 100 - total flux cleaned = 0.156414 Jy ! Component: 150 - total flux cleaned = 0.171953 Jy ! Component: 200 - total flux cleaned = 0.180477 Jy ! Total flux subtracted in 200 components = 0.180477 Jy ! Clean residual min=-0.002086 max=0.004257 Jy/beam ! Clean residual mean=-0.000002 rms=0.000491 Jy/beam ! Combined flux in latest and established models = 0.180477 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.180477 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9853 mas, bmaj=1.235 mas, bpa=-84.61 degrees ! Estimated noise=0.134111 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 = 0.00790469 Jy ! Component: 100 - total flux cleaned = 0.0118296 Jy ! Component: 150 - total flux cleaned = 0.0141243 Jy ! Component: 200 - total flux cleaned = 0.0156227 Jy ! Total flux subtracted in 200 components = 0.0156227 Jy ! Clean residual min=-0.000824 max=0.000906 Jy/beam ! Clean residual mean=-0.000004 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.1961 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.196099 Jy ! Inverting map ! Added new window around map position (-2.2, 1.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000997769 Jy ! Component: 100 - total flux cleaned = 0.00178567 Jy ! Component: 150 - total flux cleaned = 0.00240137 Jy ! Component: 200 - total flux cleaned = 0.0030036 Jy ! Total flux subtracted in 200 components = 0.0030036 Jy ! Clean residual min=-0.000746 max=0.000788 Jy/beam ! Clean residual mean=-0.000002 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.199103 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 53 components and 0.199103 Jy ! Inverting map ! Added new window around map position (18.2, -14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00070195 Jy ! Component: 100 - total flux cleaned = 0.00102011 Jy ! Component: 150 - total flux cleaned = 0.00126904 Jy ! Component: 200 - total flux cleaned = 0.00146021 Jy ! Total flux subtracted in 200 components = 0.00146021 Jy ! Clean residual min=-0.000711 max=0.000694 Jy/beam ! Clean residual mean=-0.000002 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.200563 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 74 components and 0.200563 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=2.389 mas, bmaj=2.711 mas, bpa=-87.28 degrees ! Estimated noise=0.17394 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000319023 Jy ! Component: 100 - total flux cleaned = 0.000629918 Jy ! Component: 150 - total flux cleaned = 0.000851235 Jy ! Component: 200 - total flux cleaned = 0.000979798 Jy ! Total flux subtracted in 200 components = 0.000979798 Jy ! Clean residual min=-0.000625 max=0.000650 Jy/beam ! Clean residual mean=-0.000003 rms=0.000167 Jy/beam ! Combined flux in latest and established models = 0.201543 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 = 5.82042e-05 Jy ! Component: 100 - total flux cleaned = 0.000100891 Jy ! Component: 150 - total flux cleaned = 0.00012103 Jy ! Component: 200 - total flux cleaned = 0.000148381 Jy ! Total flux subtracted in 200 components = 0.000148381 Jy ! Clean residual min=-0.000603 max=0.000643 Jy/beam ! Clean residual mean=-0.000002 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.201692 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 130 components and 0.201692 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9853 mas, bmaj=1.235 mas, bpa=-84.61 degrees ! Estimated noise=0.134111 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.86096e-05 Jy ! Component: 100 - total flux cleaned = 0.000110774 Jy ! Component: 150 - total flux cleaned = 0.00016195 Jy ! Component: 200 - total flux cleaned = 0.000194263 Jy ! Total flux subtracted in 200 components = 0.000194263 Jy ! Clean residual min=-0.000694 max=0.000677 Jy/beam ! Clean residual mean=-0.000001 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.201886 Jy selfcal ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 151 components and 0.201886 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=0.057063Jy sigma=1.191911 ! Fit after self-cal, rms=0.057057Jy sigma=1.191814 wmodel J1521+7858_X_map.mod ! Writing 151 model components to file: J1521+7858_X_map.mod wobs J1521+7858_X_uvs.fits ! Writing UV FITS file: J1521+7858_X_uvs.fits wwins J1521+7858_X_map.win ! wwins: Wrote 9 windows to J1521+7858_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 = 3.7399e-05 Jy ! Component: 100 - total flux cleaned = 1.43043e-05 Jy ! Component: 150 - total flux cleaned = 3.60168e-05 Jy ! Component: 200 - total flux cleaned = 0.000109621 Jy ! Component: 250 - total flux cleaned = 0.000150498 Jy ! Component: 300 - total flux cleaned = 0.000210156 Jy ! Component: 350 - total flux cleaned = 0.000210032 Jy ! Component: 400 - total flux cleaned = 0.000219917 Jy ! Component: 450 - total flux cleaned = 0.000229653 Jy ! Component: 500 - total flux cleaned = 0.000248409 Jy ! Component: 550 - total flux cleaned = 0.000257728 Jy ! Component: 600 - total flux cleaned = 0.000266785 Jy ! Component: 650 - total flux cleaned = 0.000266942 Jy ! Component: 700 - total flux cleaned = 0.000258052 Jy ! Component: 750 - total flux cleaned = 0.000258039 Jy ! Component: 800 - total flux cleaned = 0.000249343 Jy ! Component: 850 - total flux cleaned = 0.000240859 Jy ! Component: 900 - total flux cleaned = 0.000249249 Jy ! Component: 950 - total flux cleaned = 0.000265878 Jy ! Component: 1000 - total flux cleaned = 0.000265776 Jy ! Component: 1050 - total flux cleaned = 0.000249502 Jy ! Component: 1100 - total flux cleaned = 0.000282159 Jy ! Component: 1150 - total flux cleaned = 0.000298295 Jy ! Component: 1200 - total flux cleaned = 0.000282383 Jy ! Component: 1250 - total flux cleaned = 0.000298348 Jy ! Component: 1300 - total flux cleaned = 0.000322136 Jy ! Component: 1350 - total flux cleaned = 0.000314201 Jy ! Component: 1400 - total flux cleaned = 0.000353156 Jy ! Component: 1450 - total flux cleaned = 0.000322268 Jy ! Component: 1500 - total flux cleaned = 0.000337716 Jy ! Component: 1550 - total flux cleaned = 0.000345382 Jy ! Component: 1600 - total flux cleaned = 0.000330245 Jy ! Component: 1650 - total flux cleaned = 0.000337853 Jy ! Component: 1700 - total flux cleaned = 0.000330281 Jy ! Component: 1750 - total flux cleaned = 0.000337757 Jy ! Component: 1800 - total flux cleaned = 0.000308203 Jy ! Component: 1850 - total flux cleaned = 0.000322964 Jy ! Component: 1900 - total flux cleaned = 0.000308298 Jy ! Component: 1950 - total flux cleaned = 0.000308298 Jy ! Component: 2000 - total flux cleaned = 0.000293732 Jy ! Component: 2050 - total flux cleaned = 0.000300936 Jy ! Component: 2100 - total flux cleaned = 0.000300949 Jy ! Component: 2150 - total flux cleaned = 0.000272404 Jy ! Component: 2200 - total flux cleaned = 0.000279457 Jy ! Component: 2250 - total flux cleaned = 0.000272398 Jy ! Component: 2300 - total flux cleaned = 0.00030048 Jy ! Component: 2350 - total flux cleaned = 0.000293544 Jy ! Component: 2400 - total flux cleaned = 0.00026573 Jy ! Component: 2450 - total flux cleaned = 0.000251953 Jy ! Component: 2500 - total flux cleaned = 0.000251904 Jy ! Component: 2550 - total flux cleaned = 0.000251942 Jy ! Component: 2600 - total flux cleaned = 0.000245083 Jy ! Component: 2650 - total flux cleaned = 0.000190768 Jy ! Component: 2700 - total flux cleaned = 0.000204382 Jy ! Component: 2750 - total flux cleaned = 0.000190956 Jy ! Component: 2800 - total flux cleaned = 0.000170875 Jy ! Component: 2850 - total flux cleaned = 0.000177604 Jy ! Component: 2900 - total flux cleaned = 0.000190865 Jy ! Component: 2950 - total flux cleaned = 0.00021073 Jy ! Component: 3000 - total flux cleaned = 0.000177828 Jy ! Component: 3050 - total flux cleaned = 0.000151642 Jy ! Component: 3100 - total flux cleaned = 0.000164638 Jy ! Component: 3150 - total flux cleaned = 0.000164609 Jy ! Component: 3200 - total flux cleaned = 0.000164603 Jy ! Component: 3250 - total flux cleaned = 0.000132376 Jy ! Component: 3300 - total flux cleaned = 0.00015168 Jy ! Component: 3350 - total flux cleaned = 0.000113317 Jy ! Component: 3400 - total flux cleaned = 9.42113e-05 Jy ! Component: 3450 - total flux cleaned = 0.000113237 Jy ! Component: 3500 - total flux cleaned = 0.000125911 Jy ! Component: 3550 - total flux cleaned = 0.000119636 Jy ! Component: 3600 - total flux cleaned = 0.000107075 Jy ! Component: 3650 - total flux cleaned = 0.000113322 Jy ! Component: 3700 - total flux cleaned = 0.000138196 Jy ! Component: 3750 - total flux cleaned = 0.000119593 Jy ! Component: 3800 - total flux cleaned = 0.000119592 Jy ! Component: 3850 - total flux cleaned = 0.000113432 Jy ! Component: 3900 - total flux cleaned = 0.000131861 Jy ! Component: 3950 - total flux cleaned = 0.000137957 Jy ! Component: 4000 - total flux cleaned = 0.00013799 Jy ! Component: 4050 - total flux cleaned = 0.00012583 Jy ! Total flux subtracted in 4096 components = 0.000113718 Jy ! Clean residual min=-0.000376 max=0.000327 Jy/beam ! Clean residual mean=0.000000 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.202 Jy keep ! Adding 334 model components to the UV plane model. ! The established model now contains 485 components and 0.202 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1521+7858_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9853 x 1.235 at -84.61 degrees (North through East) ! Clean map min=-0.00057546 max=0.16943 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1521+7858_X_map.fits wmodel /vlbi/uf001/uva//J1521+7858_X_map.mod ! Writing 485 model components to file: /vlbi/uf001/uva//J1521+7858_X_map.mod wobs /vlbi/uf001/uva//J1521+7858_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1521+7858_X_uvs.fits wwins /vlbi/uf001/uva//J1521+7858_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J1521+7858_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.169435 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000101802 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.18025 0.18025 0.3605 0.720999 1.442 2.884 5.768 11.536 23.072 46.144 92.2879 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.169 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1664.36 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1521+7858_X_dfm.log closed on Mon Jan 14 03:17:08 2019