! Started logfile: /vlbi/uf001/uva//J0847+3831_X_dfm.log on Mon Jan 14 00:06:25 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+3831_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0847+3831_X_uva.fits ! AN table 1: 117 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.805318 visibilities/baseline/integration-bin. ! Found source: J0847+3831 ! ! 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 50880 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+3831_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 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 163 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.014125Jy sigma=22.766990 ! Fit after self-cal, rms=0.866452Jy sigma=19.487307 ! 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=0.7569 mas, bmaj=1.251 mas, bpa=5.475 degrees ! Estimated noise=0.365782 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 = 0.102415 Jy ! Component: 100 - total flux cleaned = 0.125061 Jy ! Total flux subtracted in 100 components = 0.125061 Jy ! Clean residual min=-0.004777 max=0.013892 Jy/beam ! Clean residual mean=0.000001 rms=0.001068 Jy/beam ! Combined flux in latest and established models = 0.125061 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.125061 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=0.058362Jy sigma=1.264940 ! Fit after self-cal, rms=0.058322Jy sigma=1.264279 ! Inverting map ! Added new window around map position (4.2, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120114 Jy ! Component: 100 - total flux cleaned = 0.0179088 Jy ! Total flux subtracted in 100 components = 0.0179088 Jy ! Clean residual min=-0.004014 max=0.005395 Jy/beam ! Clean residual mean=0.000001 rms=0.000807 Jy/beam ! Combined flux in latest and established models = 0.14297 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 11 components and 0.14297 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=0.055428Jy sigma=1.201588 ! Fit after self-cal, rms=0.055220Jy sigma=1.196935 ! 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=1.022 mas, bmaj=1.643 mas, bpa=6.037 degrees ! Estimated noise=0.144367 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 (2.2, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00728795 Jy ! Component: 100 - total flux cleaned = 0.0118869 Jy ! Component: 150 - total flux cleaned = 0.0152739 Jy ! Component: 200 - total flux cleaned = 0.0178201 Jy ! Total flux subtracted in 200 components = 0.0178201 Jy ! Clean residual min=-0.002750 max=0.004744 Jy/beam ! Clean residual mean=0.000002 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.16079 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 40 components and 0.16079 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=0.054054Jy sigma=1.171049 ! Fit after self-cal, rms=0.053955Jy sigma=1.168983 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 1.643 at 6.037 degrees (North through East) ! Clean map min=-0.0025495 max=0.13312 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 0.97 KP 1.05 ! LA 1.01 MK 1.05 NL 1.12 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.00 HN 0.98 KP 1.04 ! LA 1.00 MK 1.05 NL 1.12 OV 0.93 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.95 KP 1.05 ! LA 0.98 MK 1.07 NL 1.11 OV 0.94 ! PT 0.92 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.96 KP 1.04 ! LA 0.98 MK 1.03 NL 1.09 OV 0.92 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.95 KP 1.03 ! LA 0.98 MK 1.04 NL 1.15 OV 0.90 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.94 KP 1.02 ! LA 0.98 MK 1.01 NL 1.10 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 0.96 KP 1.03 ! LA 0.95 MK 1.03 NL 1.10 OV 0.91 ! PT 0.92 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.97 KP 1.01 ! LA 0.97 MK 1.03 NL 1.10 OV 0.90 ! PT 0.94 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.99 HN 0.95 KP 1.01 ! LA 0.99 MK 1.03 NL 1.11 OV 0.91 ! PT 0.91 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.94 KP 1.01 ! LA 0.97 MK 1.07 NL 1.10 OV 0.90 ! PT 0.89 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.97 HN 0.99 KP 1.02 ! LA 0.98 MK 1.05 NL 1.10 OV 0.90 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.96 KP 1.02 ! LA 0.96 MK 1.03 NL 1.08 OV 0.89 ! PT 0.93 SC 0.99 ! ! ! Fit before self-cal, rms=0.053955Jy sigma=1.168983 ! Fit after self-cal, rms=0.051842Jy sigma=1.139367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=1.655 mas, bpa=6.72 degrees ! Estimated noise=0.143069 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 = 0.000278535 Jy ! Component: 100 - total flux cleaned = -0.000227577 Jy ! Component: 150 - total flux cleaned = -0.000500647 Jy ! Component: 200 - total flux cleaned = -0.000730658 Jy ! Total flux subtracted in 200 components = -0.000730658 Jy ! Clean residual min=-0.000953 max=0.000966 Jy/beam ! Clean residual mean=-0.000002 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.160059 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 51 components and 0.160059 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=0.051720Jy sigma=1.136656 ! Fit after self-cal, rms=0.051737Jy sigma=1.136323 ! 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=0.051737Jy sigma=1.136323 ! Fit after self-cal, rms=0.051558Jy sigma=1.134025 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=1.65 mas, bpa=6.458 degrees ! Estimated noise=0.14279 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00051162 Jy ! Component: 100 - total flux cleaned = -0.000579328 Jy ! Component: 150 - total flux cleaned = -0.000655216 Jy ! Component: 200 - total flux cleaned = -0.00069726 Jy ! Total flux subtracted in 200 components = -0.00069726 Jy ! Clean residual min=-0.000744 max=0.000794 Jy/beam ! Clean residual mean=-0.000001 rms=0.000186 Jy/beam ! Combined flux in latest and established models = 0.159362 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 57 components and 0.159362 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=0.051525Jy sigma=1.133262 ! Fit after self-cal, rms=0.051525Jy sigma=1.133199 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 (8.4, 0.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00045159 Jy ! Component: 100 - total flux cleaned = 0.000539351 Jy ! Component: 150 - total flux cleaned = 0.000596347 Jy ! Component: 200 - total flux cleaned = 0.000613154 Jy ! Total flux subtracted in 200 components = 0.000613154 Jy ! Clean residual min=-0.000738 max=0.000709 Jy/beam ! Clean residual mean=-0.000001 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.159975 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 69 components and 0.159975 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=0.051509Jy sigma=1.132818 ! Fit after self-cal, rms=0.051508Jy sigma=1.132803 ! 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=0.051508Jy sigma=1.132803 ! Fit after self-cal, rms=0.051480Jy sigma=1.132596 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=1.649 mas, bpa=6.5 degrees ! Estimated noise=0.142763 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000309462 Jy ! Component: 100 - total flux cleaned = -0.000293277 Jy ! Component: 150 - total flux cleaned = -0.00029298 Jy ! Component: 200 - total flux cleaned = -0.000292849 Jy ! Total flux subtracted in 200 components = -0.000292849 Jy ! Clean residual min=-0.000774 max=0.000682 Jy/beam ! Clean residual mean=-0.000000 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.159682 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 73 components and 0.159682 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=0.051469Jy sigma=1.132356 ! Fit after self-cal, rms=0.051469Jy sigma=1.132349 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 = -5.36443e-05 Jy ! Component: 100 - total flux cleaned = -4.14632e-05 Jy ! Component: 150 - total flux cleaned = -4.19656e-05 Jy ! Component: 200 - total flux cleaned = -4.18574e-05 Jy ! Total flux subtracted in 200 components = -4.18574e-05 Jy ! Clean residual min=-0.000771 max=0.000692 Jy/beam ! Clean residual mean=-0.000000 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.15964 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 83 components and 0.15964 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=0.051464Jy sigma=1.132237 ! Fit after self-cal, rms=0.051464Jy sigma=1.132232 ! 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=0.051464Jy sigma=1.132232 ! Fit after self-cal, rms=0.051440Jy sigma=1.132192 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.201 mas, bmaj=2.661 mas, bpa=7.05 degrees ! Estimated noise=0.175903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000118844 Jy ! Component: 100 - total flux cleaned = -0.000149011 Jy ! Component: 150 - total flux cleaned = -0.000186546 Jy ! Component: 200 - total flux cleaned = -0.000206608 Jy ! Total flux subtracted in 200 components = -0.000206608 Jy ! Clean residual min=-0.000730 max=0.000765 Jy/beam ! Clean residual mean=-0.000001 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.159434 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 97 components and 0.159434 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=0.051438Jy sigma=1.132150 ! Fit after self-cal, rms=0.051438Jy sigma=1.132148 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.34575e-05 Jy ! Component: 100 - total flux cleaned = -2.36266e-05 Jy ! Component: 150 - total flux cleaned = -3.48079e-05 Jy ! Component: 200 - total flux cleaned = -3.98627e-05 Jy ! Total flux subtracted in 200 components = -3.98627e-05 Jy ! Clean residual min=-0.000731 max=0.000755 Jy/beam ! Clean residual mean=-0.000001 rms=0.000189 Jy/beam ! Combined flux in latest and established models = 0.159394 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 0.159394 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=0.051437Jy sigma=1.132124 ! Fit after self-cal, rms=0.051437Jy sigma=1.132119 ! 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=1.022 mas, bmaj=1.649 mas, bpa=6.502 degrees ! Estimated noise=0.142737 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 1.649 at 6.502 degrees (North through East) ! Clean map min=-0.00070171 max=0.13182 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=0.7565 mas, bmaj=1.25 mas, bpa=6.182 degrees ! Estimated noise=0.36314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.101522 Jy ! Component: 100 - total flux cleaned = 0.126427 Jy ! Component: 150 - total flux cleaned = 0.138002 Jy ! Component: 200 - total flux cleaned = 0.144424 Jy ! Total flux subtracted in 200 components = 0.144424 Jy ! Clean residual min=-0.002306 max=0.003218 Jy/beam ! Clean residual mean=0.000001 rms=0.000524 Jy/beam ! Combined flux in latest and established models = 0.144424 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 9 model components to the UV plane model. ! The established model now contains 9 components and 0.144424 Jy ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=1.649 mas, bpa=6.502 degrees ! Estimated noise=0.142737 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 = 0.00513045 Jy ! Component: 100 - total flux cleaned = 0.00818112 Jy ! Component: 150 - total flux cleaned = 0.0101681 Jy ! Component: 200 - total flux cleaned = 0.0115083 Jy ! Total flux subtracted in 200 components = 0.0115083 Jy ! Clean residual min=-0.000794 max=0.000784 Jy/beam ! Clean residual mean=0.000001 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.155932 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 25 components and 0.155932 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=2.201 mas, bmaj=2.661 mas, bpa=7.05 degrees ! Estimated noise=0.175903 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00124386 Jy ! Component: 100 - total flux cleaned = 0.00202062 Jy ! Component: 150 - total flux cleaned = 0.00256617 Jy ! Component: 200 - total flux cleaned = 0.00295574 Jy ! Total flux subtracted in 200 components = 0.00295574 Jy ! Clean residual min=-0.000744 max=0.000774 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.158888 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 = 0.000212158 Jy ! Component: 100 - total flux cleaned = 0.000270139 Jy ! Component: 150 - total flux cleaned = 0.000327802 Jy ! Component: 200 - total flux cleaned = 0.000370507 Jy ! Total flux subtracted in 200 components = 0.000370507 Jy ! Clean residual min=-0.000747 max=0.000765 Jy/beam ! Clean residual mean=-0.000000 rms=0.000191 Jy/beam ! Combined flux in latest and established models = 0.159258 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 56 components and 0.159258 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=1.649 mas, bpa=6.502 degrees ! Estimated noise=0.142737 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.46219e-05 Jy ! Component: 100 - total flux cleaned = 2.34208e-05 Jy ! Component: 150 - total flux cleaned = 5.60834e-05 Jy ! Component: 200 - total flux cleaned = 5.61607e-05 Jy ! Total flux subtracted in 200 components = 5.61607e-05 Jy ! Clean residual min=-0.000782 max=0.000680 Jy/beam ! Clean residual mean=-0.000000 rms=0.000164 Jy/beam ! Combined flux in latest and established models = 0.159314 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.159314 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=0.051444Jy sigma=1.132294 ! Fit after self-cal, rms=0.051442Jy sigma=1.132248 wmodel J0847+3831_X_map.mod ! Writing 74 model components to file: J0847+3831_X_map.mod wobs J0847+3831_X_uvs.fits ! Writing UV FITS file: J0847+3831_X_uvs.fits wwins J0847+3831_X_map.win ! wwins: Wrote 4 windows to J0847+3831_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 = -0.000152075 Jy ! Component: 100 - total flux cleaned = -0.000309079 Jy ! Component: 150 - total flux cleaned = -0.000412747 Jy ! Component: 200 - total flux cleaned = -0.000490463 Jy ! Component: 250 - total flux cleaned = -0.000565672 Jy ! Component: 300 - total flux cleaned = -0.000618141 Jy ! Component: 350 - total flux cleaned = -0.000649066 Jy ! Component: 400 - total flux cleaned = -0.000709674 Jy ! Component: 450 - total flux cleaned = -0.000729279 Jy ! Component: 500 - total flux cleaned = -0.000748802 Jy ! Component: 550 - total flux cleaned = -0.000739266 Jy ! Component: 600 - total flux cleaned = -0.000796162 Jy ! Component: 650 - total flux cleaned = -0.000805488 Jy ! Component: 700 - total flux cleaned = -0.000842556 Jy ! Component: 750 - total flux cleaned = -0.000869925 Jy ! Component: 800 - total flux cleaned = -0.000896748 Jy ! Component: 850 - total flux cleaned = -0.000914541 Jy ! Component: 900 - total flux cleaned = -0.000932296 Jy ! Component: 950 - total flux cleaned = -0.00097567 Jy ! Component: 1000 - total flux cleaned = -0.00100129 Jy ! Component: 1050 - total flux cleaned = -0.000992761 Jy ! Component: 1100 - total flux cleaned = -0.00104316 Jy ! Component: 1150 - total flux cleaned = -0.00105148 Jy ! Component: 1200 - total flux cleaned = -0.0011174 Jy ! Component: 1250 - total flux cleaned = -0.00111741 Jy ! Component: 1300 - total flux cleaned = -0.00114961 Jy ! Component: 1350 - total flux cleaned = -0.00118149 Jy ! Component: 1400 - total flux cleaned = -0.00118944 Jy ! Component: 1450 - total flux cleaned = -0.00122874 Jy ! Component: 1500 - total flux cleaned = -0.00125206 Jy ! Component: 1550 - total flux cleaned = -0.00126751 Jy ! Component: 1600 - total flux cleaned = -0.00129047 Jy ! Component: 1650 - total flux cleaned = -0.00129031 Jy ! Component: 1700 - total flux cleaned = -0.00131285 Jy ! Component: 1750 - total flux cleaned = -0.00132782 Jy ! Component: 1800 - total flux cleaned = -0.00132034 Jy ! Component: 1850 - total flux cleaned = -0.00137903 Jy ! Component: 1900 - total flux cleaned = -0.0013644 Jy ! Component: 1950 - total flux cleaned = -0.00135717 Jy ! Component: 2000 - total flux cleaned = -0.00134998 Jy ! Component: 2050 - total flux cleaned = -0.00134287 Jy ! Component: 2100 - total flux cleaned = -0.00136417 Jy ! Component: 2150 - total flux cleaned = -0.00137824 Jy ! Component: 2200 - total flux cleaned = -0.00140617 Jy ! Component: 2250 - total flux cleaned = -0.0013923 Jy ! Component: 2300 - total flux cleaned = -0.00141287 Jy ! Component: 2350 - total flux cleaned = -0.0014197 Jy ! Component: 2400 - total flux cleaned = -0.00138587 Jy ! Component: 2450 - total flux cleaned = -0.00141285 Jy ! Component: 2500 - total flux cleaned = -0.00141946 Jy ! Component: 2550 - total flux cleaned = -0.00141949 Jy ! Component: 2600 - total flux cleaned = -0.00142608 Jy ! Component: 2650 - total flux cleaned = -0.0014129 Jy ! Component: 2700 - total flux cleaned = -0.00142596 Jy ! Component: 2750 - total flux cleaned = -0.00139986 Jy ! Component: 2800 - total flux cleaned = -0.0014128 Jy ! Component: 2850 - total flux cleaned = -0.00139357 Jy ! Component: 2900 - total flux cleaned = -0.00142557 Jy ! Component: 2950 - total flux cleaned = -0.00143824 Jy ! Component: 3000 - total flux cleaned = -0.00144461 Jy ! Component: 3050 - total flux cleaned = -0.00145091 Jy ! Component: 3100 - total flux cleaned = -0.00147592 Jy ! Component: 3150 - total flux cleaned = -0.00147586 Jy ! Component: 3200 - total flux cleaned = -0.00147581 Jy ! Component: 3250 - total flux cleaned = -0.001445 Jy ! Component: 3300 - total flux cleaned = -0.0014572 Jy ! Component: 3350 - total flux cleaned = -0.00146949 Jy ! Component: 3400 - total flux cleaned = -0.00147559 Jy ! Component: 3450 - total flux cleaned = -0.00149978 Jy ! Component: 3500 - total flux cleaned = -0.0014998 Jy ! Component: 3550 - total flux cleaned = -0.00149981 Jy ! Component: 3600 - total flux cleaned = -0.00149385 Jy ! Component: 3650 - total flux cleaned = -0.00150576 Jy ! Component: 3700 - total flux cleaned = -0.00149985 Jy ! Component: 3750 - total flux cleaned = -0.00148807 Jy ! Component: 3800 - total flux cleaned = -0.00147644 Jy ! Component: 3850 - total flux cleaned = -0.00147642 Jy ! Component: 3900 - total flux cleaned = -0.00147639 Jy ! Component: 3950 - total flux cleaned = -0.00147639 Jy ! Component: 4000 - total flux cleaned = -0.00147066 Jy ! Component: 4050 - total flux cleaned = -0.00145924 Jy ! Total flux subtracted in 4096 components = -0.00147636 Jy ! Clean residual min=-0.000320 max=0.000429 Jy/beam ! Clean residual mean=0.000000 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.157838 Jy keep ! Adding 340 model components to the UV plane model. ! The established model now contains 414 components and 0.157838 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0847+3831_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.022 x 1.649 at 6.502 degrees (North through East) ! Clean map min=-0.00056123 max=0.13174 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0847+3831_X_map.fits wmodel /vlbi/uf001/uva//J0847+3831_X_map.mod ! Writing 414 model components to file: /vlbi/uf001/uva//J0847+3831_X_map.mod wobs /vlbi/uf001/uva//J0847+3831_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0847+3831_X_uvs.fits wwins /vlbi/uf001/uva//J0847+3831_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J0847+3831_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.131745 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.78945e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.222918 0.222918 0.445837 0.891674 1.78335 3.56669 7.13339 14.2668 28.5336 57.0671 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.131 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1345.78 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0847+3831_X_dfm.log closed on Mon Jan 14 00:06:31 2019