! Started logfile: J2018+0831_X_2014_08_09_pus_uvs.log on Wed Nov 30 14:15:31 2016 obs J2018+0831_X_2014_08_09_pus_uva.fits ! Reading UV FITS file: J2018+0831_X_2014_08_09_pus_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.734113 visibilities/baseline/integration-bin. ! Found source: J2018+0831 ! ! 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 8.44388e+09 3.2e+07 1 3.2e+07 ! 02 2 8.47588e+09 3.2e+07 1 3.2e+07 ! 03 3 8.50788e+09 3.2e+07 1 3.2e+07 ! 04 4 8.53988e+09 3.2e+07 1 3.2e+07 ! 05 5 8.60388e+09 3.2e+07 1 3.2e+07 ! 06 6 8.63588e+09 3.2e+07 1 3.2e+07 ! 07 7 8.69988e+09 3.2e+07 1 3.2e+07 ! 08 8 8.73188e+09 3.2e+07 1 3.2e+07 ! 09 9 8.79588e+09 3.2e+07 1 3.2e+07 ! 10 10 8.82788e+09 3.2e+07 1 3.2e+07 ! 11 11 8.85988e+09 3.2e+07 1 3.2e+07 ! 12 12 8.89188e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 324 lines of history. ! ! Reading 22596 visibilities. select I ! Polarization I is unavailable. ! 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 = 512 print "field_cell =",field_cell ! field_cell = 0.2 print "taper_size =",taper_size ! taper_size = 70 ![@muppet J2018+0831_X_2014_08_09_pus] 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 mapsize field_size, field_cell ! Map grid = 512x512 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 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 85 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=0.755776Jy sigma=0.008742 ! Fit after self-cal, rms=0.730098Jy sigma=0.008488 ! 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=0.9249 mas, bmaj=2.33 mas, bpa=17.52 degrees ! Estimated noise=623.686 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 = 0.207579 Jy ! Component: 100 - total flux cleaned = 0.266392 Jy ! Total flux subtracted in 100 components = 0.266392 Jy ! Clean residual min=-0.014805 max=0.023920 Jy/beam ! Clean residual mean=-0.000033 rms=0.004308 Jy/beam ! Combined flux in latest and established models = 0.266392 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.266392 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=0.099242Jy sigma=0.001066 ! Fit after self-cal, rms=0.099259Jy sigma=0.001065 ! 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=1.157 mas, bmaj=2.601 mas, bpa=16.37 degrees ! Estimated noise=407.137 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 = 0.0317691 Jy ! Component: 100 - total flux cleaned = 0.0475443 Jy ! Component: 150 - total flux cleaned = 0.0566712 Jy ! Component: 200 - total flux cleaned = 0.0621819 Jy ! Total flux subtracted in 200 components = 0.0621819 Jy ! Clean residual min=-0.014843 max=0.013963 Jy/beam ! Clean residual mean=0.000028 rms=0.003229 Jy/beam ! Combined flux in latest and established models = 0.328574 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 32 components and 0.328574 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=0.088778Jy sigma=0.000940 ! Fit after self-cal, rms=0.088802Jy sigma=0.000940 ! Inverting map print "************** FINISHED NATURAL WEIGHTING CLEAN **************" ! ************** FINISHED NATURAL WEIGHTING CLEAN ************** ! gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.10 HN 1.06 KP 0.92 ! LA 1.03 MK 1.00* NL 0.95 OV 0.96 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.12 HN 1.07 KP 0.87 ! LA 1.02 MK 1.00* NL 0.95 OV 0.97 ! PT 0.97 SC 1.08 ! ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.11 HN 1.09 KP 0.81 ! LA 1.06 MK 1.00* NL 0.95 OV 0.97 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 1.09 HN 1.08 KP 0.78 ! LA 1.05 MK 1.00* NL 0.96 OV 0.96 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.11 HN 1.02 KP 0.76 ! LA 1.06 MK 1.00* NL 0.97 OV 0.97 ! PT 0.96 SC 1.03 ! ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.14 HN 1.08 KP 0.76 ! LA 1.08 MK 1.00* NL 0.98 OV 0.97 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.26 HN 1.20 KP 0.81 ! LA 1.15 MK 1.00* NL 1.02 OV 1.04 ! PT 1.04 SC 1.09 ! ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.17 HN 1.15 KP 0.75 ! LA 1.06 MK 1.00* NL 0.99 OV 1.02 ! PT 0.98 SC 1.18 ! ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.12 HN 1.16 KP 0.78 ! LA 1.08 MK 1.00* NL 0.99 OV 1.03 ! PT 0.98 SC 1.03 ! ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.14 HN 1.13 KP 0.80 ! LA 1.11 MK 1.00* NL 1.01 OV 1.02 ! PT 0.97 SC 1.04 ! ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.17 HN 1.10 KP 0.85 ! LA 1.11 MK 1.00* NL 1.00 OV 1.01 ! PT 1.02 SC 1.00 ! ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.17 HN 1.10 KP 0.88 ! LA 1.11 MK 1.00* NL 0.99 OV 1.00 ! PT 1.01 SC 1.03 ! ! ! Fit before self-cal, rms=0.088802Jy sigma=0.000940 ! Fit after self-cal, rms=0.078839Jy sigma=0.000806 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.165 mas, bmaj=2.617 mas, bpa=16.66 degrees ! Estimated noise=405.965 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.2, -3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00231037 Jy ! Component: 100 - total flux cleaned = 0.00263351 Jy ! Component: 150 - total flux cleaned = 0.0038322 Jy ! Component: 200 - total flux cleaned = 0.00499013 Jy ! Total flux subtracted in 200 components = 0.00499013 Jy ! Clean residual min=-0.004992 max=0.004232 Jy/beam ! Clean residual mean=0.000006 rms=0.001036 Jy/beam ! Combined flux in latest and established models = 0.333565 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 55 components and 0.333565 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=0.077865Jy sigma=0.000797 ! Fit after self-cal, rms=0.077893Jy sigma=0.000796 ! 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=0.077893Jy sigma=0.000796 ! Fit after self-cal, rms=0.084491Jy sigma=0.000781 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.164 mas, bmaj=2.61 mas, bpa=16.61 degrees ! Estimated noise=407.37 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000677443 Jy ! Component: 100 - total flux cleaned = -0.00044084 Jy ! Component: 150 - total flux cleaned = -9.59471e-05 Jy ! Component: 200 - total flux cleaned = 0.000204187 Jy ! Total flux subtracted in 200 components = 0.000204187 Jy ! Clean residual min=-0.002521 max=0.002300 Jy/beam ! Clean residual mean=-0.000002 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.333769 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 66 components and 0.333769 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=0.084341Jy sigma=0.000779 ! Fit after self-cal, rms=0.084388Jy sigma=0.000779 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585025 Jy ! Component: 100 - total flux cleaned = 0.000784919 Jy ! Component: 150 - total flux cleaned = 0.00100612 Jy ! Component: 200 - total flux cleaned = 0.00116533 Jy ! Total flux subtracted in 200 components = 0.00116533 Jy ! Clean residual min=-0.002275 max=0.002032 Jy/beam ! Clean residual mean=-0.000002 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.334934 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 75 components and 0.334934 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=0.084339Jy sigma=0.000778 ! Fit after self-cal, rms=0.084339Jy sigma=0.000778 ! 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=0.084339Jy sigma=0.000778 ! Fit after self-cal, rms=0.087849Jy sigma=0.000778 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.167 mas, bmaj=2.614 mas, bpa=16.63 degrees ! Estimated noise=407.646 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00122123 Jy ! Component: 100 - total flux cleaned = -0.00112443 Jy ! Component: 150 - total flux cleaned = -0.000915776 Jy ! Component: 200 - total flux cleaned = -0.000697362 Jy ! Total flux subtracted in 200 components = -0.000697362 Jy ! Clean residual min=-0.001798 max=0.001550 Jy/beam ! Clean residual mean=-0.000002 rms=0.000429 Jy/beam ! Combined flux in latest and established models = 0.334237 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 78 components and 0.334237 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=0.087781Jy sigma=0.000777 ! Fit after self-cal, rms=0.087791Jy sigma=0.000777 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000301429 Jy ! Component: 100 - total flux cleaned = 0.000393743 Jy ! Component: 150 - total flux cleaned = 0.000477945 Jy ! Component: 200 - total flux cleaned = 0.000529025 Jy ! Total flux subtracted in 200 components = 0.000529025 Jy ! Clean residual min=-0.001679 max=0.001588 Jy/beam ! Clean residual mean=-0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.334766 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 82 components and 0.334766 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=0.087767Jy sigma=0.000777 ! Fit after self-cal, rms=0.087768Jy sigma=0.000777 ! 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=0.087768Jy sigma=0.000777 ! Fit after self-cal, rms=0.088690Jy sigma=0.000777 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.307 mas, bmaj=3.177 mas, bpa=4.049 degrees ! Estimated noise=449.313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000955104 Jy ! Component: 100 - total flux cleaned = -0.000939401 Jy ! Component: 150 - total flux cleaned = -0.000888898 Jy ! Component: 200 - total flux cleaned = -0.000847021 Jy ! Total flux subtracted in 200 components = -0.000847021 Jy ! Clean residual min=-0.001472 max=0.001632 Jy/beam ! Clean residual mean=-0.000003 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.333919 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 92 components and 0.333919 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=0.088677Jy sigma=0.000776 ! Fit after self-cal, rms=0.088680Jy sigma=0.000776 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000130073 Jy ! Component: 100 - total flux cleaned = 0.000156245 Jy ! Component: 150 - total flux cleaned = 0.000135736 Jy ! Component: 200 - total flux cleaned = 0.000126269 Jy ! Total flux subtracted in 200 components = 0.000126269 Jy ! Clean residual min=-0.001427 max=0.001596 Jy/beam ! Clean residual mean=-0.000002 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.334045 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 101 components and 0.334045 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=0.088678Jy sigma=0.000776 ! Fit after self-cal, rms=0.088678Jy sigma=0.000776 ! 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=1.169 mas, bmaj=2.616 mas, bpa=16.64 degrees ! Estimated noise=407.802 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.169 x 2.616 at 16.64 degrees (North through East) ! Clean map min=-0.0013216 max=0.27541 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=0.9292 mas, bmaj=2.352 mas, bpa=17.77 degrees ! Estimated noise=626.327 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.208277 Jy ! Component: 100 - total flux cleaned = 0.266524 Jy ! Component: 150 - total flux cleaned = 0.289912 Jy ! Component: 200 - total flux cleaned = 0.300205 Jy ! Total flux subtracted in 200 components = 0.300205 Jy ! Clean residual min=-0.003122 max=0.005022 Jy/beam ! Clean residual mean=-0.000017 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 0.300205 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.300205 Jy ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=2.616 mas, bpa=16.64 degrees ! Estimated noise=407.802 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 = 0.00998369 Jy ! Component: 100 - total flux cleaned = 0.016364 Jy ! Component: 150 - total flux cleaned = 0.0207337 Jy ! Component: 200 - total flux cleaned = 0.0239 Jy ! Total flux subtracted in 200 components = 0.0239 Jy ! Clean residual min=-0.001803 max=0.002197 Jy/beam ! Clean residual mean=-0.000010 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.324105 Jy ! Adding 43 model components to the UV plane model. ! The established model now contains 58 components and 0.324105 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=2.307 mas, bmaj=3.177 mas, bpa=4.049 degrees ! Estimated noise=449.313 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00318413 Jy ! Component: 100 - total flux cleaned = 0.00516177 Jy ! Component: 150 - total flux cleaned = 0.00648811 Jy ! Component: 200 - total flux cleaned = 0.00744701 Jy ! Total flux subtracted in 200 components = 0.00744701 Jy ! Clean residual min=-0.001296 max=0.001521 Jy/beam ! Clean residual mean=-0.000006 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.331552 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 = 0.00071941 Jy ! Component: 100 - total flux cleaned = 0.00126353 Jy ! Component: 150 - total flux cleaned = 0.00167852 Jy ! Component: 200 - total flux cleaned = 0.00198862 Jy ! Total flux subtracted in 200 components = 0.00198862 Jy ! Clean residual min=-0.001277 max=0.001569 Jy/beam ! Clean residual mean=-0.000003 rms=0.000409 Jy/beam ! Combined flux in latest and established models = 0.333541 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 104 components and 0.333541 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=2.616 mas, bpa=16.64 degrees ! Estimated noise=407.802 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000160747 Jy ! Component: 100 - total flux cleaned = -5.24449e-05 Jy ! Component: 150 - total flux cleaned = -5.25209e-05 Jy ! Component: 200 - total flux cleaned = -5.1692e-05 Jy ! Total flux subtracted in 200 components = -5.1692e-05 Jy ! Clean residual min=-0.001179 max=0.001534 Jy/beam ! Clean residual mean=-0.000002 rms=0.000364 Jy/beam ! Combined flux in latest and established models = 0.333489 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 115 components and 0.333489 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=0.088651Jy sigma=0.000776 ! Fit after self-cal, rms=0.088644Jy sigma=0.000776 wmodel J2018+0831_X_2014_08_09_pus_map.mod ! Writing 115 model components to file: J2018+0831_X_2014_08_09_pus_map.mod wobs J2018+0831_X_2014_08_09_pus_uvs.fits ! Writing UV FITS file: J2018+0831_X_2014_08_09_pus_uvs.fits wwins J2018+0831_X_2014_08_09_pus_map.win ! wwins: Wrote 2 windows to J2018+0831_X_2014_08_09_pus_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=2048 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000668698 Jy ! Component: 100 - total flux cleaned = 0.00101112 Jy ! Component: 150 - total flux cleaned = 0.00107364 Jy ! Component: 200 - total flux cleaned = 0.00101479 Jy ! Component: 250 - total flux cleaned = 0.000996336 Jy ! Component: 300 - total flux cleaned = 0.000941493 Jy ! Component: 350 - total flux cleaned = 0.000924486 Jy ! Component: 400 - total flux cleaned = 0.000890119 Jy ! Component: 450 - total flux cleaned = 0.000873046 Jy ! Component: 500 - total flux cleaned = 0.000807938 Jy ! Component: 550 - total flux cleaned = 0.000776391 Jy ! Component: 600 - total flux cleaned = 0.000761127 Jy ! Component: 650 - total flux cleaned = 0.00077647 Jy ! Component: 700 - total flux cleaned = 0.000805924 Jy ! Component: 750 - total flux cleaned = 0.000849089 Jy ! Component: 800 - total flux cleaned = 0.000877306 Jy ! Component: 850 - total flux cleaned = 0.000876991 Jy ! Component: 900 - total flux cleaned = 0.000863315 Jy ! Component: 950 - total flux cleaned = 0.000876604 Jy ! Component: 1000 - total flux cleaned = 0.000837759 Jy ! Component: 1050 - total flux cleaned = 0.000914958 Jy ! Component: 1100 - total flux cleaned = 0.000927312 Jy ! Component: 1150 - total flux cleaned = 0.000952082 Jy ! Component: 1200 - total flux cleaned = 0.000988376 Jy ! Component: 1250 - total flux cleaned = 0.00100003 Jy ! Component: 1300 - total flux cleaned = 0.00101173 Jy ! Component: 1350 - total flux cleaned = 0.00100018 Jy ! Component: 1400 - total flux cleaned = 0.00101154 Jy ! Component: 1450 - total flux cleaned = 0.00101152 Jy ! Component: 1500 - total flux cleaned = 0.00103336 Jy ! Component: 1550 - total flux cleaned = 0.00102256 Jy ! Component: 1600 - total flux cleaned = 0.00103344 Jy ! Component: 1650 - total flux cleaned = 0.00103337 Jy ! Component: 1700 - total flux cleaned = 0.00106421 Jy ! Component: 1750 - total flux cleaned = 0.00105395 Jy ! Component: 1800 - total flux cleaned = 0.0010744 Jy ! Component: 1850 - total flux cleaned = 0.00109427 Jy ! Component: 1900 - total flux cleaned = 0.00112374 Jy ! Component: 1950 - total flux cleaned = 0.00115267 Jy ! Component: 2000 - total flux cleaned = 0.00117152 Jy ! Total flux subtracted in 2048 components = 0.00119026 Jy ! Clean residual min=-0.000497 max=0.000649 Jy/beam ! Clean residual mean=-0.000002 rms=0.000188 Jy/beam ! Combined flux in latest and established models = 0.334679 Jy keep ! Adding 134 model components to the UV plane model. ! The established model now contains 249 components and 0.33468 Jy ![Exited script file: muppet] wmap "J2018+0831_X_2014_08_09_pus\_map.fits" ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.169 x 2.616 at 16.64 degrees (North through East) ! Clean map min=-0.00084449 max=0.27613 Jy/beam ! Writing clean map to FITS file: J2018+0831_X_2014_08_09_pus_map.fits float peak_flux peak_flux = peak(flux,max) print "The peak flux is",peak_flux ! The peak flux is 0.276126 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000187144 device "J2018+0831_X_2014_08_09_pus\_map.eps/VPS" ! Attempting to open device: 'J2018+0831_X_2014_08_09_pus_map.eps/VPS' loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.203325 0.203325 0.406649 0.813298 1.6266 3.25319 6.50639 13.0128 26.0255 52.0511 print "clev=",int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak=",int(1000*peak_flux)/1000 ! peak= 0.276 mapcolor none ! Mapplot colormap: none, contrast: 1 brightness: 0.5. mapplot cln ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.169 x 2.616 at 16.64 degrees (North through East) ! Clean map min=-0.00084449 max=0.27613 Jy/beam quit ! Quitting program ! Log file J2018+0831_X_2014_08_09_pus_uvs.log closed on Wed Nov 30 14:15:34 2016