! Started logfile: /vlbi/uf001/uva//J1530+3758_X_dfm.log on Mon Jan 14 03:19:41 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//J1530+3758_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1530+3758_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.863938 visibilities/baseline/integration-bin. ! Found source: J1530+3758 ! ! 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 26592 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 J1530+3758_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 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 38 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004664Jy sigma=25.150134 ! Fit after self-cal, rms=0.937504Jy sigma=23.446390 ! 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=0.7025 mas, bmaj=1.239 mas, bpa=-1.604 degrees ! Estimated noise=0.37936 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 = 0.0471353 Jy ! Component: 100 - total flux cleaned = 0.0592819 Jy ! Total flux subtracted in 100 components = 0.0592819 Jy ! Clean residual min=-0.003671 max=0.005268 Jy/beam ! Clean residual mean=-0.000003 rms=0.000747 Jy/beam ! Combined flux in latest and established models = 0.0592819 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.0592819 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=0.059792Jy sigma=1.347052 ! Fit after self-cal, rms=0.059180Jy sigma=1.330947 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00628386 Jy ! Component: 100 - total flux cleaned = 0.01001 Jy ! Total flux subtracted in 100 components = 0.01001 Jy ! Clean residual min=-0.003335 max=0.003305 Jy/beam ! Clean residual mean=-0.000002 rms=0.000640 Jy/beam ! Combined flux in latest and established models = 0.0692919 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 29 components and 0.0692919 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=0.058409Jy sigma=1.307006 ! Fit after self-cal, rms=0.058419Jy sigma=1.306811 ! 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=0.9156 mas, bmaj=1.535 mas, bpa=-2.171 degrees ! Estimated noise=0.179057 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 = 0.00274261 Jy ! Component: 100 - total flux cleaned = 0.0040588 Jy ! Component: 150 - total flux cleaned = 0.00482048 Jy ! Component: 200 - total flux cleaned = 0.00527274 Jy ! Total flux subtracted in 200 components = 0.00527274 Jy ! Clean residual min=-0.002030 max=0.002472 Jy/beam ! Clean residual mean=-0.000005 rms=0.000447 Jy/beam ! Combined flux in latest and established models = 0.0745647 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 37 components and 0.0745647 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=0.058315Jy sigma=1.303188 ! Fit after self-cal, rms=0.058321Jy sigma=1.303110 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9156 x 1.535 at -2.171 degrees (North through East) ! Clean map min=-0.0018794 max=0.064146 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.11 HN 0.91 KP 0.97 ! LA 0.98 MK 1.01 NL 1.14 OV 0.90 ! PT 0.87 SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 1.08 KP 0.98 ! LA 1.00 MK 1.03 NL 1.13 OV 0.90 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.28 HN 0.91 KP 1.08 ! LA 0.97 MK 1.02 NL 1.15 OV 0.89 ! PT 0.94 SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.04 HN 0.97 KP 0.97 ! LA 1.00 MK 1.01 NL 1.12 OV 0.89 ! PT 0.93 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.11 HN 0.98 KP 1.01 ! LA 0.98 MK 1.06 NL 1.20 OV 0.87 ! PT 0.90 SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.06 HN 0.95 KP 1.05 ! LA 1.00 MK 1.04 NL 1.18 OV 0.88 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.14 HN 1.01 KP 1.03 ! LA 0.99 MK 1.03 NL 1.16 OV 0.87 ! PT 0.92 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.21 HN 0.98 KP 1.06 ! LA 0.98 MK 1.07 NL 1.13 OV 0.88 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.18 HN 1.00 KP 0.97 ! LA 1.02 MK 1.04 NL 1.08 OV 0.94 ! PT 0.95 SC 0.93 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.10 HN 0.93 KP 1.01 ! LA 0.99 MK 1.00 NL 1.17 OV 0.90 ! PT 0.91 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.11 HN 0.93 KP 0.96 ! LA 1.02 MK 1.12 NL 1.21 OV 0.90 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.15 HN 1.01 KP 1.02 ! LA 0.98 MK 1.05 NL 1.15 OV 0.89 ! PT 0.92 SC 1.05 ! ! ! Fit before self-cal, rms=0.058321Jy sigma=1.303110 ! Fit after self-cal, rms=0.058785Jy sigma=1.289367 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9197 mas, bmaj=1.549 mas, bpa=-1.695 degrees ! Estimated noise=0.179575 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 = -0.000357535 Jy ! Component: 100 - total flux cleaned = -0.000427645 Jy ! Component: 150 - total flux cleaned = -0.000464885 Jy ! Component: 200 - total flux cleaned = -0.000498804 Jy ! Total flux subtracted in 200 components = -0.000498804 Jy ! Clean residual min=-0.001247 max=0.001103 Jy/beam ! Clean residual mean=-0.000001 rms=0.000256 Jy/beam ! Combined flux in latest and established models = 0.0740659 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 41 components and 0.0740659 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=0.058778Jy sigma=1.289218 ! Fit after self-cal, rms=0.058856Jy sigma=1.288623 ! 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=0.058856Jy sigma=1.288623 ! Fit after self-cal, rms=0.059540Jy sigma=1.285222 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9176 mas, bmaj=1.545 mas, bpa=-1.781 degrees ! Estimated noise=0.179573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.23481e-05 Jy ! Component: 100 - total flux cleaned = -2.22218e-05 Jy ! Component: 150 - total flux cleaned = -4.46032e-05 Jy ! Component: 200 - total flux cleaned = -6.56874e-05 Jy ! Total flux subtracted in 200 components = -6.56874e-05 Jy ! Clean residual min=-0.001102 max=0.001182 Jy/beam ! Clean residual mean=-0.000001 rms=0.000239 Jy/beam ! Combined flux in latest and established models = 0.0740002 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 43 components and 0.0740002 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=0.059534Jy sigma=1.285112 ! Fit after self-cal, rms=0.059566Jy sigma=1.284977 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 (-50.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000518864 Jy ! Component: 100 - total flux cleaned = 0.000522433 Jy ! Component: 150 - total flux cleaned = 0.000605911 Jy ! Component: 200 - total flux cleaned = 0.000647858 Jy ! Total flux subtracted in 200 components = 0.000647858 Jy ! Clean residual min=-0.001127 max=0.000963 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.074648 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 58 components and 0.074648 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=0.059545Jy sigma=1.284415 ! Fit after self-cal, rms=0.059548Jy sigma=1.284368 ! 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=0.059548Jy sigma=1.284368 ! Fit after self-cal, rms=0.059690Jy sigma=1.284324 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9172 mas, bmaj=1.545 mas, bpa=-1.756 degrees ! Estimated noise=0.179765 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00025949 Jy ! Component: 100 - total flux cleaned = 0.000314139 Jy ! Component: 150 - total flux cleaned = 0.000314364 Jy ! Component: 200 - total flux cleaned = 0.000302951 Jy ! Total flux subtracted in 200 components = 0.000302951 Jy ! Clean residual min=-0.001086 max=0.000966 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.074951 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 61 components and 0.074951 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=0.059684Jy sigma=1.284175 ! Fit after self-cal, rms=0.059689Jy sigma=1.284168 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 = 2.90107e-05 Jy ! Component: 100 - total flux cleaned = 1.79976e-05 Jy ! Component: 150 - total flux cleaned = 7.9485e-06 Jy ! Component: 200 - total flux cleaned = -1.76617e-06 Jy ! Total flux subtracted in 200 components = -1.76617e-06 Jy ! Clean residual min=-0.001088 max=0.000970 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0749492 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 64 components and 0.0749492 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=0.059685Jy sigma=1.284088 ! Fit after self-cal, rms=0.059686Jy sigma=1.284084 ! 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=0.059686Jy sigma=1.284084 ! Fit after self-cal, rms=0.059752Jy sigma=1.284076 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.103 mas, bmaj=2.588 mas, bpa=-3.66 degrees ! Estimated noise=0.227459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0001437 Jy ! Component: 100 - total flux cleaned = -0.000152489 Jy ! Component: 150 - total flux cleaned = -0.000159639 Jy ! Component: 200 - total flux cleaned = -0.000159871 Jy ! Total flux subtracted in 200 components = -0.000159871 Jy ! Clean residual min=-0.001281 max=0.001015 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0747894 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 79 components and 0.0747894 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=0.059752Jy sigma=1.284043 ! Fit after self-cal, rms=0.059752Jy sigma=1.284039 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 = -2.90306e-05 Jy ! Component: 100 - total flux cleaned = -2.36067e-05 Jy ! Component: 150 - total flux cleaned = -2.86848e-05 Jy ! Component: 200 - total flux cleaned = -3.32729e-05 Jy ! Total flux subtracted in 200 components = -3.32729e-05 Jy ! Clean residual min=-0.001282 max=0.001018 Jy/beam ! Clean residual mean=-0.000001 rms=0.000278 Jy/beam ! Combined flux in latest and established models = 0.0747561 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 87 components and 0.0747561 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=0.059752Jy sigma=1.284027 ! Fit after self-cal, rms=0.059752Jy sigma=1.284022 ! 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=0.9167 mas, bmaj=1.544 mas, bpa=-1.706 degrees ! Estimated noise=0.179898 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9167 x 1.544 at -1.706 degrees (North through East) ! Clean map min=-0.0010134 max=0.064553 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=0.7025 mas, bmaj=1.246 mas, bpa=-0.8076 degrees ! Estimated noise=0.383032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.047638 Jy ! Component: 100 - total flux cleaned = 0.0602532 Jy ! Component: 150 - total flux cleaned = 0.0665869 Jy ! Component: 200 - total flux cleaned = 0.0704095 Jy ! Total flux subtracted in 200 components = 0.0704095 Jy ! Clean residual min=-0.002544 max=0.002523 Jy/beam ! Clean residual mean=0.000000 rms=0.000570 Jy/beam ! Combined flux in latest and established models = 0.0704095 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 25 model components to the UV plane model. ! The established model now contains 25 components and 0.0704095 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9167 mas, bmaj=1.544 mas, bpa=-1.706 degrees ! Estimated noise=0.179898 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 = 0.00235458 Jy ! Component: 100 - total flux cleaned = 0.00343766 Jy ! Component: 150 - total flux cleaned = 0.00387593 Jy ! Component: 200 - total flux cleaned = 0.00410088 Jy ! Total flux subtracted in 200 components = 0.00410088 Jy ! Clean residual min=-0.001096 max=0.000943 Jy/beam ! Clean residual mean=-0.000000 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.0745104 Jy ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.0745104 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=2.103 mas, bmaj=2.588 mas, bpa=-3.66 degrees ! Estimated noise=0.227459 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000176116 Jy ! Component: 100 - total flux cleaned = 0.000317529 Jy ! Component: 150 - total flux cleaned = 0.000329317 Jy ! Component: 200 - total flux cleaned = 0.0003485 Jy ! Total flux subtracted in 200 components = 0.0003485 Jy ! Clean residual min=-0.001272 max=0.001005 Jy/beam ! Clean residual mean=-0.000001 rms=0.000279 Jy/beam ! Combined flux in latest and established models = 0.0748589 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 = 8.35003e-06 Jy ! Component: 100 - total flux cleaned = 8.84837e-06 Jy ! Component: 150 - total flux cleaned = 1.54754e-05 Jy ! Component: 200 - total flux cleaned = 1.56266e-05 Jy ! Total flux subtracted in 200 components = 1.56266e-05 Jy ! Clean residual min=-0.001277 max=0.001014 Jy/beam ! Clean residual mean=-0.000001 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0748745 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 62 components and 0.0748745 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9167 mas, bmaj=1.544 mas, bpa=-1.706 degrees ! Estimated noise=0.179898 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.0897e-05 Jy ! Component: 100 - total flux cleaned = 2.70748e-05 Jy ! Component: 150 - total flux cleaned = 1.35017e-05 Jy ! Component: 200 - total flux cleaned = 2.01404e-07 Jy ! Total flux subtracted in 200 components = 2.01404e-07 Jy ! Clean residual min=-0.001076 max=0.000949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0748747 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 71 components and 0.0748747 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=0.059761Jy sigma=1.284235 ! Fit after self-cal, rms=0.059759Jy sigma=1.284177 wmodel J1530+3758_X_map.mod ! Writing 71 model components to file: J1530+3758_X_map.mod wobs J1530+3758_X_uvs.fits ! Writing UV FITS file: J1530+3758_X_uvs.fits wwins J1530+3758_X_map.win ! wwins: Wrote 2 windows to J1530+3758_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 = -0.000275298 Jy ! Component: 100 - total flux cleaned = -0.000399111 Jy ! Component: 150 - total flux cleaned = -0.000517492 Jy ! Component: 200 - total flux cleaned = -0.000550039 Jy ! Component: 250 - total flux cleaned = -0.000597342 Jy ! Component: 300 - total flux cleaned = -0.000612961 Jy ! Component: 350 - total flux cleaned = -0.00062795 Jy ! Component: 400 - total flux cleaned = -0.000569519 Jy ! Component: 450 - total flux cleaned = -0.000526816 Jy ! Component: 500 - total flux cleaned = -0.000498768 Jy ! Component: 550 - total flux cleaned = -0.000443549 Jy ! Component: 600 - total flux cleaned = -0.000402783 Jy ! Component: 650 - total flux cleaned = -0.000335967 Jy ! Component: 700 - total flux cleaned = -0.000257217 Jy ! Component: 750 - total flux cleaned = -0.000283165 Jy ! Component: 800 - total flux cleaned = -0.000244831 Jy ! Component: 850 - total flux cleaned = -0.000257563 Jy ! Component: 900 - total flux cleaned = -0.00021997 Jy ! Component: 950 - total flux cleaned = -0.000207772 Jy ! Component: 1000 - total flux cleaned = -0.000244491 Jy ! Component: 1050 - total flux cleaned = -0.000220112 Jy ! Component: 1100 - total flux cleaned = -0.000231828 Jy ! Component: 1150 - total flux cleaned = -0.000184413 Jy ! Component: 1200 - total flux cleaned = -0.000184393 Jy ! Component: 1250 - total flux cleaned = -0.000137862 Jy ! Component: 1300 - total flux cleaned = -0.000184056 Jy ! Component: 1350 - total flux cleaned = -0.000195588 Jy ! Component: 1400 - total flux cleaned = -0.000184278 Jy ! Component: 1450 - total flux cleaned = -0.000173065 Jy ! Component: 1500 - total flux cleaned = -0.000195248 Jy ! Component: 1550 - total flux cleaned = -0.000173319 Jy ! Component: 1600 - total flux cleaned = -0.000216971 Jy ! Component: 1650 - total flux cleaned = -0.000260193 Jy ! Component: 1700 - total flux cleaned = -0.000292225 Jy ! Component: 1750 - total flux cleaned = -0.000260302 Jy ! Component: 1800 - total flux cleaned = -0.000281528 Jy ! Component: 1850 - total flux cleaned = -0.000333896 Jy ! Component: 1900 - total flux cleaned = -0.000313014 Jy ! Component: 1950 - total flux cleaned = -0.000344101 Jy ! Component: 2000 - total flux cleaned = -0.000323679 Jy ! Component: 2050 - total flux cleaned = -0.000415495 Jy ! Component: 2100 - total flux cleaned = -0.000405276 Jy ! Component: 2150 - total flux cleaned = -0.000435484 Jy ! Component: 2200 - total flux cleaned = -0.000415538 Jy ! Component: 2250 - total flux cleaned = -0.000465162 Jy ! Component: 2300 - total flux cleaned = -0.000475023 Jy ! Component: 2350 - total flux cleaned = -0.00040633 Jy ! Component: 2400 - total flux cleaned = -0.000425871 Jy ! Component: 2450 - total flux cleaned = -0.000435546 Jy ! Component: 2500 - total flux cleaned = -0.000464439 Jy ! Component: 2550 - total flux cleaned = -0.000435659 Jy ! Component: 2600 - total flux cleaned = -0.000426147 Jy ! Component: 2650 - total flux cleaned = -0.000463906 Jy ! Component: 2700 - total flux cleaned = -0.000426256 Jy ! Component: 2750 - total flux cleaned = -0.000445022 Jy ! Component: 2800 - total flux cleaned = -0.000491564 Jy ! Component: 2850 - total flux cleaned = -0.00048231 Jy ! Component: 2900 - total flux cleaned = -0.000491588 Jy ! Component: 2950 - total flux cleaned = -0.000500745 Jy ! Component: 3000 - total flux cleaned = -0.000509882 Jy ! Component: 3050 - total flux cleaned = -0.000537156 Jy ! Component: 3100 - total flux cleaned = -0.000519161 Jy ! Component: 3150 - total flux cleaned = -0.00054611 Jy ! Component: 3200 - total flux cleaned = -0.000564038 Jy ! Component: 3250 - total flux cleaned = -0.000564036 Jy ! Component: 3300 - total flux cleaned = -0.000546342 Jy ! Component: 3350 - total flux cleaned = -0.000563875 Jy ! Component: 3400 - total flux cleaned = -0.00057265 Jy ! Component: 3450 - total flux cleaned = -0.000563886 Jy ! Component: 3500 - total flux cleaned = -0.000529193 Jy ! Component: 3550 - total flux cleaned = -0.000511895 Jy ! Component: 3600 - total flux cleaned = -0.000537614 Jy ! Component: 3650 - total flux cleaned = -0.00051193 Jy ! Component: 3700 - total flux cleaned = -0.000511937 Jy ! Component: 3750 - total flux cleaned = -0.000461132 Jy ! Component: 3800 - total flux cleaned = -0.000461209 Jy ! Component: 3850 - total flux cleaned = -0.000427668 Jy ! Component: 3900 - total flux cleaned = -0.00047778 Jy ! Component: 3950 - total flux cleaned = -0.000436218 Jy ! Component: 4000 - total flux cleaned = -0.000403109 Jy ! Component: 4050 - total flux cleaned = -0.00041957 Jy ! Total flux subtracted in 4096 components = -0.000411413 Jy ! Clean residual min=-0.000484 max=0.000468 Jy/beam ! Clean residual mean=-0.000000 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.0744633 Jy keep ! Adding 329 model components to the UV plane model. ! The established model now contains 400 components and 0.0744632 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1530+3758_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9167 x 1.544 at -1.706 degrees (North through East) ! Clean map min=-0.00080552 max=0.064572 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1530+3758_X_map.fits wmodel /vlbi/uf001/uva//J1530+3758_X_map.mod ! Writing 400 model components to file: /vlbi/uf001/uva//J1530+3758_X_map.mod wobs /vlbi/uf001/uva//J1530+3758_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1530+3758_X_uvs.fits wwins /vlbi/uf001/uva//J1530+3758_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1530+3758_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.064572 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000139549 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.648339 0.648339 1.29668 2.59336 5.18671 10.3734 20.7469 41.4937 82.9874 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 462.72 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1530+3758_X_dfm.log closed on Mon Jan 14 03:19:54 2019