! Started logfile: /vlbi/uf001/uva//J0906+4952_X_dfm.log on Mon Jan 14 00:15:51 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//J0906+4952_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0906+4952_X_uva.fits ! AN table 1: 72 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.933333 visibilities/baseline/integration-bin. ! Found source: J0906+4952 ! ! 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 36288 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 J0906+4952_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 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 24 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.002500Jy sigma=23.218264 ! Fit after self-cal, rms=0.963752Jy sigma=22.325348 ! 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=0.7772 mas, bmaj=1.033 mas, bpa=7.273 degrees ! Estimated noise=0.339424 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 = 0.0280312 Jy ! Component: 100 - total flux cleaned = 0.0346225 Jy ! Total flux subtracted in 100 components = 0.0346225 Jy ! Clean residual min=-0.002045 max=0.002456 Jy/beam ! Clean residual mean=0.000006 rms=0.000501 Jy/beam ! Combined flux in latest and established models = 0.0346225 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0346225 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=0.058042Jy sigma=1.272934 ! Fit after self-cal, rms=0.055900Jy sigma=1.221261 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00511523 Jy ! Component: 100 - total flux cleaned = 0.00712374 Jy ! Total flux subtracted in 100 components = 0.00712374 Jy ! Clean residual min=-0.001797 max=0.002326 Jy/beam ! Clean residual mean=0.000005 rms=0.000473 Jy/beam ! Combined flux in latest and established models = 0.0417462 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 8 components and 0.0417462 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=0.055340Jy sigma=1.208468 ! Fit after self-cal, rms=0.055324Jy sigma=1.208051 ! 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=1.341 mas, bpa=7.964 degrees ! Estimated noise=0.162389 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 (-1.6, -1.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240207 Jy ! Component: 100 - total flux cleaned = 0.00389887 Jy ! Component: 150 - total flux cleaned = 0.00494805 Jy ! Component: 200 - total flux cleaned = 0.00559839 Jy ! Total flux subtracted in 200 components = 0.00559839 Jy ! Clean residual min=-0.001317 max=0.001401 Jy/beam ! Clean residual mean=-0.000000 rms=0.000281 Jy/beam ! Combined flux in latest and established models = 0.0473446 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 0.0473446 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=0.055205Jy sigma=1.205176 ! Fit after self-cal, rms=0.055182Jy sigma=1.204692 ! 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 1.341 at 7.964 degrees (North through East) ! Clean map min=-0.001089 max=0.040449 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.98 HN 1.05 KP 0.92 ! LA 1.06 MK 1.06 NL 1.17 OV 0.97 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.99 KP 1.02 ! LA 0.97 MK 1.04 NL 1.21 OV 0.95 ! PT 0.93 SC 0.99 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 HN 0.99 KP 0.98 ! LA 1.07 MK 1.00 NL 1.18 OV 0.96 ! PT 0.94 SC 0.82 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.07 HN 0.98 KP 1.02 ! LA 1.01 MK 1.15 NL 1.13 OV 0.91 ! PT 0.91 SC 0.92 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.99 KP 1.00 ! LA 1.01 MK 1.07 NL 1.13 OV 0.95 ! PT 0.92 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 HN 0.95 KP 1.02 ! LA 1.00 MK 1.04 NL 1.17 OV 0.91 ! PT 0.96 SC 1.05 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.95 HN 1.01 KP 1.06 ! LA 1.00 MK 1.03 NL 1.10 OV 0.90 ! PT 0.95 SC 1.02 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.05 HN 0.93 KP 0.90 ! LA 0.99 MK 1.10 NL 1.17 OV 0.92 ! PT 0.99 SC 0.91 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.03 HN 0.94 KP 0.96 ! LA 1.05 MK 1.02 NL 1.21 OV 0.91 ! PT 0.88 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.93 KP 1.05 ! LA 1.04 MK 1.01 NL 1.15 OV 0.90 ! PT 0.93 SC 0.93 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.98 KP 1.00 ! LA 0.96 MK 0.98 NL 1.10 OV 0.89 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.00 HN 0.88 KP 0.94 ! LA 1.01 MK 1.01 NL 1.11 OV 0.87 ! PT 0.89 SC 0.89 ! ! ! Fit before self-cal, rms=0.055182Jy sigma=1.204692 ! Fit after self-cal, rms=0.053825Jy sigma=1.200380 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.017 mas, bmaj=1.345 mas, bpa=9.508 degrees ! Estimated noise=0.161291 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 = 6.62691e-05 Jy ! Component: 100 - total flux cleaned = -0.000112934 Jy ! Component: 150 - total flux cleaned = -0.000218569 Jy ! Component: 200 - total flux cleaned = -0.000245853 Jy ! Total flux subtracted in 200 components = -0.000245853 Jy ! Clean residual min=-0.000972 max=0.000813 Jy/beam ! Clean residual mean=-0.000002 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0470988 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 44 components and 0.0470988 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=0.053813Jy sigma=1.200110 ! Fit after self-cal, rms=0.053843Jy sigma=1.199570 ! 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=0.053843Jy sigma=1.199570 ! Fit after self-cal, rms=0.054223Jy sigma=1.196945 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.021 mas, bmaj=1.332 mas, bpa=8.996 degrees ! Estimated noise=0.161386 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.23506e-05 Jy ! Component: 100 - total flux cleaned = -1.29522e-05 Jy ! Component: 150 - total flux cleaned = -4.92207e-05 Jy ! Component: 200 - total flux cleaned = -8.19181e-05 Jy ! Total flux subtracted in 200 components = -8.19181e-05 Jy ! Clean residual min=-0.000907 max=0.000760 Jy/beam ! Clean residual mean=0.000000 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0470168 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 49 components and 0.0470169 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=0.054216Jy sigma=1.196812 ! Fit after self-cal, rms=0.054252Jy sigma=1.196469 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.00694e-05 Jy ! Component: 100 - total flux cleaned = -7.3517e-07 Jy ! Component: 150 - total flux cleaned = -2.82193e-05 Jy ! Component: 200 - total flux cleaned = -4.51931e-05 Jy ! Total flux subtracted in 200 components = -4.51931e-05 Jy ! Clean residual min=-0.000932 max=0.000799 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0469717 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 53 components and 0.0469717 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=0.054248Jy sigma=1.196404 ! Fit after self-cal, rms=0.054249Jy sigma=1.196397 ! 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=0.054249Jy sigma=1.196397 ! Fit after self-cal, rms=0.054679Jy sigma=1.196369 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.016 mas, bmaj=1.333 mas, bpa=9.434 degrees ! Estimated noise=0.162204 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.73124e-05 Jy ! Component: 100 - total flux cleaned = 6.8304e-05 Jy ! Component: 150 - total flux cleaned = 5.97019e-05 Jy ! Component: 200 - total flux cleaned = 5.99865e-05 Jy ! Total flux subtracted in 200 components = 5.99865e-05 Jy ! Clean residual min=-0.000927 max=0.000770 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0470317 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 58 components and 0.0470317 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=0.054675Jy sigma=1.196302 ! Fit after self-cal, rms=0.054685Jy sigma=1.196279 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 = 7.46711e-06 Jy ! Component: 100 - total flux cleaned = -7.95585e-06 Jy ! Component: 150 - total flux cleaned = -1.50353e-05 Jy ! Component: 200 - total flux cleaned = -2.17666e-05 Jy ! Total flux subtracted in 200 components = -2.17666e-05 Jy ! Clean residual min=-0.000931 max=0.000774 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.0470099 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 58 components and 0.0470099 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=0.054683Jy sigma=1.196241 ! Fit after self-cal, rms=0.054685Jy sigma=1.196234 ! 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=0.054685Jy sigma=1.196234 ! Fit after self-cal, rms=0.054779Jy sigma=1.196231 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.285 mas, bmaj=2.516 mas, bpa=10.79 degrees ! Estimated noise=0.206359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00017234 Jy ! Component: 100 - total flux cleaned = 0.000200772 Jy ! Component: 150 - total flux cleaned = 0.000211296 Jy ! Component: 200 - total flux cleaned = 0.00021548 Jy ! Total flux subtracted in 200 components = 0.00021548 Jy ! Clean residual min=-0.000787 max=0.000811 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0472254 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 67 components and 0.0472254 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=0.054778Jy sigma=1.196215 ! Fit after self-cal, rms=0.054779Jy sigma=1.196204 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 = -7.11909e-06 Jy ! Component: 100 - total flux cleaned = -1.08225e-05 Jy ! Component: 150 - total flux cleaned = -1.06308e-05 Jy ! Component: 200 - total flux cleaned = -8.14236e-06 Jy ! Total flux subtracted in 200 components = -8.14236e-06 Jy ! Clean residual min=-0.000769 max=0.000813 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0472172 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 69 components and 0.0472172 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=0.054779Jy sigma=1.196202 ! Fit after self-cal, rms=0.054779Jy sigma=1.196200 ! 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=1.013 mas, bmaj=1.332 mas, bpa=9.485 degrees ! Estimated noise=0.162487 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.013 x 1.332 at 9.485 degrees (North through East) ! Clean map min=-0.00090006 max=0.040303 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=0.7718 mas, bmaj=1.031 mas, bpa=9.156 degrees ! Estimated noise=0.338824 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0306801 Jy ! Component: 100 - total flux cleaned = 0.0383463 Jy ! Component: 150 - total flux cleaned = 0.0416165 Jy ! Component: 200 - total flux cleaned = 0.0429621 Jy ! Total flux subtracted in 200 components = 0.0429621 Jy ! Clean residual min=-0.001680 max=0.001894 Jy/beam ! Clean residual mean=0.000004 rms=0.000422 Jy/beam ! Combined flux in latest and established models = 0.0429621 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0429621 Jy ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.332 mas, bpa=9.485 degrees ! Estimated noise=0.162487 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 = 0.00196693 Jy ! Component: 100 - total flux cleaned = 0.0028529 Jy ! Component: 150 - total flux cleaned = 0.00322964 Jy ! Component: 200 - total flux cleaned = 0.00352165 Jy ! Total flux subtracted in 200 components = 0.00352165 Jy ! Clean residual min=-0.000895 max=0.000728 Jy/beam ! Clean residual mean=0.000000 rms=0.000184 Jy/beam ! Combined flux in latest and established models = 0.0464838 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 34 components and 0.0464838 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=2.285 mas, bmaj=2.516 mas, bpa=10.79 degrees ! Estimated noise=0.206359 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000537899 Jy ! Component: 100 - total flux cleaned = 0.000632215 Jy ! Component: 150 - total flux cleaned = 0.000680705 Jy ! Component: 200 - total flux cleaned = 0.000693976 Jy ! Total flux subtracted in 200 components = 0.000693976 Jy ! Clean residual min=-0.000786 max=0.000822 Jy/beam ! Clean residual mean=0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0471778 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 = 5.63826e-06 Jy ! Component: 100 - total flux cleaned = 1.04843e-05 Jy ! Component: 150 - total flux cleaned = 1.92574e-05 Jy ! Component: 200 - total flux cleaned = 2.71895e-05 Jy ! Total flux subtracted in 200 components = 2.71895e-05 Jy ! Clean residual min=-0.000781 max=0.000823 Jy/beam ! Clean residual mean=0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.047205 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 57 components and 0.047205 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.013 mas, bmaj=1.332 mas, bpa=9.485 degrees ! Estimated noise=0.162487 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.46823e-05 Jy ! Component: 100 - total flux cleaned = 5.64178e-05 Jy ! Component: 150 - total flux cleaned = 3.40809e-05 Jy ! Component: 200 - total flux cleaned = 2.40704e-05 Jy ! Total flux subtracted in 200 components = 2.40704e-05 Jy ! Clean residual min=-0.000906 max=0.000779 Jy/beam ! Clean residual mean=0.000000 rms=0.000179 Jy/beam ! Combined flux in latest and established models = 0.047229 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 0.047229 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=0.054782Jy sigma=1.196285 ! Fit after self-cal, rms=0.054779Jy sigma=1.196259 wmodel J0906+4952_X_map.mod ! Writing 66 model components to file: J0906+4952_X_map.mod wobs J0906+4952_X_uvs.fits ! Writing UV FITS file: J0906+4952_X_uvs.fits wwins J0906+4952_X_map.win ! wwins: Wrote 2 windows to J0906+4952_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 = -0.000268196 Jy ! Component: 100 - total flux cleaned = -0.000241691 Jy ! Component: 150 - total flux cleaned = -0.000279765 Jy ! Component: 200 - total flux cleaned = -0.000329347 Jy ! Component: 250 - total flux cleaned = -0.000389293 Jy ! Component: 300 - total flux cleaned = -0.000436109 Jy ! Component: 350 - total flux cleaned = -0.000470683 Jy ! Component: 400 - total flux cleaned = -0.000538225 Jy ! Component: 450 - total flux cleaned = -0.000582106 Jy ! Component: 500 - total flux cleaned = -0.0006255 Jy ! Component: 550 - total flux cleaned = -0.00066811 Jy ! Component: 600 - total flux cleaned = -0.00071019 Jy ! Component: 650 - total flux cleaned = -0.000741347 Jy ! Component: 700 - total flux cleaned = -0.000792555 Jy ! Component: 750 - total flux cleaned = -0.000853291 Jy ! Component: 800 - total flux cleaned = -0.000923282 Jy ! Component: 850 - total flux cleaned = -0.00097251 Jy ! Component: 900 - total flux cleaned = -0.00100176 Jy ! Component: 950 - total flux cleaned = -0.00106948 Jy ! Component: 1000 - total flux cleaned = -0.00106944 Jy ! Component: 1050 - total flux cleaned = -0.00109778 Jy ! Component: 1100 - total flux cleaned = -0.00111662 Jy ! Component: 1150 - total flux cleaned = -0.0011258 Jy ! Component: 1200 - total flux cleaned = -0.00113503 Jy ! Component: 1250 - total flux cleaned = -0.00115342 Jy ! Component: 1300 - total flux cleaned = -0.00118972 Jy ! Component: 1350 - total flux cleaned = -0.00121657 Jy ! Component: 1400 - total flux cleaned = -0.00122545 Jy ! Component: 1450 - total flux cleaned = -0.00125197 Jy ! Component: 1500 - total flux cleaned = -0.00126077 Jy ! Component: 1550 - total flux cleaned = -0.00128682 Jy ! Component: 1600 - total flux cleaned = -0.0012869 Jy ! Component: 1650 - total flux cleaned = -0.00128695 Jy ! Component: 1700 - total flux cleaned = -0.00133774 Jy ! Component: 1750 - total flux cleaned = -0.00132938 Jy ! Component: 1800 - total flux cleaned = -0.00132932 Jy ! Component: 1850 - total flux cleaned = -0.00135412 Jy ! Component: 1900 - total flux cleaned = -0.00137871 Jy ! Component: 1950 - total flux cleaned = -0.00138673 Jy ! Component: 2000 - total flux cleaned = -0.00137863 Jy ! Component: 2050 - total flux cleaned = -0.00139474 Jy ! Component: 2100 - total flux cleaned = -0.00140279 Jy ! Component: 2150 - total flux cleaned = -0.00141073 Jy ! Component: 2200 - total flux cleaned = -0.00141853 Jy ! Component: 2250 - total flux cleaned = -0.00139514 Jy ! Component: 2300 - total flux cleaned = -0.00142626 Jy ! Component: 2350 - total flux cleaned = -0.00141862 Jy ! Component: 2400 - total flux cleaned = -0.0014416 Jy ! Component: 2450 - total flux cleaned = -0.00139582 Jy ! Component: 2500 - total flux cleaned = -0.00141102 Jy ! Component: 2550 - total flux cleaned = -0.00141852 Jy ! Component: 2600 - total flux cleaned = -0.00140348 Jy ! Component: 2650 - total flux cleaned = -0.0014109 Jy ! Component: 2700 - total flux cleaned = -0.0013961 Jy ! Component: 2750 - total flux cleaned = -0.00139613 Jy ! Component: 2800 - total flux cleaned = -0.00139606 Jy ! Component: 2850 - total flux cleaned = -0.00138149 Jy ! Component: 2900 - total flux cleaned = -0.00140325 Jy ! Component: 2950 - total flux cleaned = -0.00138876 Jy ! Component: 3000 - total flux cleaned = -0.00140311 Jy ! Component: 3050 - total flux cleaned = -0.001396 Jy ! Component: 3100 - total flux cleaned = -0.00139604 Jy ! Component: 3150 - total flux cleaned = -0.00141721 Jy ! Component: 3200 - total flux cleaned = -0.00139613 Jy ! Component: 3250 - total flux cleaned = -0.00140308 Jy ! Component: 3300 - total flux cleaned = -0.00141703 Jy ! Component: 3350 - total flux cleaned = -0.00143087 Jy ! Component: 3400 - total flux cleaned = -0.00144456 Jy ! Component: 3450 - total flux cleaned = -0.00147892 Jy ! Component: 3500 - total flux cleaned = -0.00149249 Jy ! Component: 3550 - total flux cleaned = -0.00150607 Jy ! Component: 3600 - total flux cleaned = -0.00152633 Jy ! Component: 3650 - total flux cleaned = -0.00152634 Jy ! Component: 3700 - total flux cleaned = -0.0015397 Jy ! Component: 3750 - total flux cleaned = -0.00155298 Jy ! Component: 3800 - total flux cleaned = -0.00154629 Jy ! Component: 3850 - total flux cleaned = -0.00154624 Jy ! Component: 3900 - total flux cleaned = -0.00157259 Jy ! Component: 3950 - total flux cleaned = -0.00154639 Jy ! Component: 4000 - total flux cleaned = -0.00159861 Jy ! Component: 4050 - total flux cleaned = -0.00160509 Jy ! Total flux subtracted in 4096 components = -0.0015986 Jy ! Clean residual min=-0.000381 max=0.000450 Jy/beam ! Clean residual mean=-0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0456304 Jy keep ! Adding 330 model components to the UV plane model. ! The established model now contains 396 components and 0.0456304 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0906+4952_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.013 x 1.332 at 9.485 degrees (North through East) ! Clean map min=-0.00083151 max=0.040249 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0906+4952_X_map.fits wmodel /vlbi/uf001/uva//J0906+4952_X_map.mod ! Writing 396 model components to file: /vlbi/uf001/uva//J0906+4952_X_map.mod wobs /vlbi/uf001/uva//J0906+4952_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0906+4952_X_uvs.fits wwins /vlbi/uf001/uva//J0906+4952_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0906+4952_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.040249 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000109227 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.814137 0.814137 1.62827 3.25655 6.5131 13.0262 26.0524 52.1048 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.04 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 368.488 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0906+4952_X_dfm.log closed on Mon Jan 14 00:15:57 2019