! Started logfile: /vlbi/uf001/uva//J1308+4957_X_dfm.log on Mon Jan 14 02:12:58 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//J1308+4957_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1308+4957_X_uva.fits ! AN table 1: 42 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.839683 visibilities/baseline/integration-bin. ! Found source: J1308+4957 ! ! 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 19044 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 J1308+4957_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 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 93 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.032860Jy sigma=22.465019 ! Fit after self-cal, rms=0.799410Jy sigma=17.345730 ! 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=0.7699 mas, bmaj=1.331 mas, bpa=16.68 degrees ! Estimated noise=0.462084 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 = 0.158326 Jy ! Component: 100 - total flux cleaned = 0.194174 Jy ! Total flux subtracted in 100 components = 0.194174 Jy ! Clean residual min=-0.007523 max=0.017872 Jy/beam ! Clean residual mean=0.000059 rms=0.002007 Jy/beam ! Combined flux in latest and established models = 0.194174 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.194174 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=0.072562Jy sigma=1.544407 ! Fit after self-cal, rms=0.072556Jy sigma=1.544268 ! Inverting map ! Added new window around map position (1.8, 1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.016709 Jy ! Component: 100 - total flux cleaned = 0.0262359 Jy ! Total flux subtracted in 100 components = 0.0262359 Jy ! Clean residual min=-0.007438 max=0.014132 Jy/beam ! Clean residual mean=0.000033 rms=0.001674 Jy/beam ! Combined flux in latest and established models = 0.220409 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 9 components and 0.220409 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=0.068784Jy sigma=1.449121 ! Fit after self-cal, rms=0.068560Jy sigma=1.442640 ! Inverting map ! Added new window around map position (-1.6, -1.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0106573 Jy ! Component: 100 - total flux cleaned = 0.0161192 Jy ! Total flux subtracted in 100 components = 0.0161192 Jy ! Clean residual min=-0.006964 max=0.009844 Jy/beam ! Clean residual mean=0.000018 rms=0.001496 Jy/beam ! Combined flux in latest and established models = 0.236529 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 19 components and 0.236529 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=0.066602Jy sigma=1.395103 ! Fit after self-cal, rms=0.066539Jy sigma=1.393854 ! Inverting map ! Added new window around map position (0.4, 2.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0074655 Jy ! Component: 100 - total flux cleaned = 0.00967288 Jy ! Total flux subtracted in 100 components = 0.00967288 Jy ! Clean residual min=-0.006722 max=0.009035 Jy/beam ! Clean residual mean=0.000008 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 0.246202 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 25 components and 0.246202 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=0.065469Jy sigma=1.369279 ! Fit after self-cal, rms=0.065415Jy sigma=1.367768 ! 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=1.014 mas, bmaj=1.596 mas, bpa=17.84 degrees ! Estimated noise=0.258953 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 (-10.2, 12.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00793217 Jy ! Component: 100 - total flux cleaned = 0.0108598 Jy ! Component: 150 - total flux cleaned = 0.0120611 Jy ! Component: 200 - total flux cleaned = 0.0129476 Jy ! Total flux subtracted in 200 components = 0.0129476 Jy ! Clean residual min=-0.007085 max=0.006791 Jy/beam ! Clean residual mean=0.000001 rms=0.001353 Jy/beam ! Combined flux in latest and established models = 0.259149 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 38 components and 0.259149 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=0.064219Jy sigma=1.337744 ! Fit after self-cal, rms=0.064148Jy sigma=1.335989 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.014 x 1.596 at 17.84 degrees (North through East) ! Clean map min=-0.0066701 max=0.19633 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 0.92 KP 1.02 ! LA 0.97 MK 1.06 NL 1.16 OV 0.89 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.00 HN 0.94 KP 0.99 ! LA 0.97 MK 1.04 NL 1.17 OV 0.89 ! PT 0.99 SC 0.94 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.99 HN 0.95 KP 1.02 ! LA 0.98 MK 1.06 NL 1.14 OV 0.92 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.94 KP 1.01 ! LA 0.98 MK 1.08 NL 1.12 OV 0.91 ! PT 1.00 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.00 HN 0.92 KP 1.00 ! LA 0.99 MK 1.08 NL 1.16 OV 0.92 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.92 KP 1.01 ! LA 0.98 MK 1.07 NL 1.16 OV 0.91 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.00 HN 0.95 KP 1.02 ! LA 0.98 MK 1.03 NL 1.17 OV 0.90 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.99 HN 0.95 KP 1.02 ! LA 0.99 MK 1.07 NL 1.15 OV 0.90 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.96 KP 1.01 ! LA 0.98 MK 1.06 NL 1.20 OV 0.89 ! PT 1.02 SC 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.90 KP 1.00 ! LA 0.99 MK 1.04 NL 1.15 OV 0.92 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.99 HN 0.94 KP 1.02 ! LA 0.97 MK 1.06 NL 1.19 OV 0.92 ! PT 1.00 SC 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 0.93 KP 1.03 ! LA 1.00 MK 1.05 NL 1.15 OV 0.91 ! PT 0.98 SC 0.96 ! ! ! Fit before self-cal, rms=0.064148Jy sigma=1.335989 ! Fit after self-cal, rms=0.062727Jy sigma=1.267749 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.588 mas, bpa=18.06 degrees ! Estimated noise=0.261514 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 = -0.00319327 Jy ! Component: 100 - total flux cleaned = -0.00438816 Jy ! Component: 150 - total flux cleaned = -0.00557561 Jy ! Component: 200 - total flux cleaned = -0.00644991 Jy ! Total flux subtracted in 200 components = -0.00644991 Jy ! Clean residual min=-0.004810 max=0.004287 Jy/beam ! Clean residual mean=-0.000002 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.252699 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 58 components and 0.252699 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=0.062325Jy sigma=1.257298 ! Fit after self-cal, rms=0.062343Jy sigma=1.256445 ! 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=0.062343Jy sigma=1.256445 ! Fit after self-cal, rms=0.062152Jy sigma=1.212239 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.596 mas, bpa=18.93 degrees ! Estimated noise=0.264161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00408618 Jy ! Component: 100 - total flux cleaned = -0.00602416 Jy ! Component: 150 - total flux cleaned = -0.00716076 Jy ! Component: 200 - total flux cleaned = -0.00776118 Jy ! Total flux subtracted in 200 components = -0.00776118 Jy ! Clean residual min=-0.002676 max=0.002148 Jy/beam ! Clean residual mean=0.000000 rms=0.000575 Jy/beam ! Combined flux in latest and established models = 0.244938 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 71 components and 0.244938 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=0.061776Jy sigma=1.204456 ! Fit after self-cal, rms=0.061777Jy sigma=1.203913 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 = -0.000833528 Jy ! Component: 100 - total flux cleaned = -0.00113773 Jy ! Component: 150 - total flux cleaned = -0.00129736 Jy ! Component: 200 - total flux cleaned = -0.00139324 Jy ! Total flux subtracted in 200 components = -0.00139324 Jy ! Clean residual min=-0.002431 max=0.002060 Jy/beam ! Clean residual mean=0.000002 rms=0.000542 Jy/beam ! Combined flux in latest and established models = 0.243545 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 80 components and 0.243545 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=0.061675Jy sigma=1.201626 ! Fit after self-cal, rms=0.061665Jy sigma=1.201507 ! 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=0.061665Jy sigma=1.201507 ! Fit after self-cal, rms=0.062207Jy sigma=1.199225 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.012 mas, bmaj=1.598 mas, bpa=18.9 degrees ! Estimated noise=0.264199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00262385 Jy ! Component: 100 - total flux cleaned = -0.00398376 Jy ! Component: 150 - total flux cleaned = -0.00474299 Jy ! Component: 200 - total flux cleaned = -0.00524151 Jy ! Total flux subtracted in 200 components = -0.00524151 Jy ! Clean residual min=-0.002143 max=0.001933 Jy/beam ! Clean residual mean=0.000000 rms=0.000470 Jy/beam ! Combined flux in latest and established models = 0.238303 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 82 components and 0.238303 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=0.062049Jy sigma=1.195826 ! Fit after self-cal, rms=0.062051Jy sigma=1.195743 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 = -0.000300115 Jy ! Component: 100 - total flux cleaned = -0.000379854 Jy ! Component: 150 - total flux cleaned = -0.000378419 Jy ! Component: 200 - total flux cleaned = -0.000412191 Jy ! Total flux subtracted in 200 components = -0.000412191 Jy ! Clean residual min=-0.002011 max=0.001884 Jy/beam ! Clean residual mean=0.000001 rms=0.000455 Jy/beam ! Combined flux in latest and established models = 0.237891 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 89 components and 0.237891 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=0.062007Jy sigma=1.194738 ! Fit after self-cal, rms=0.062004Jy sigma=1.194705 ! 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=0.062004Jy sigma=1.194705 ! Fit after self-cal, rms=0.062405Jy sigma=1.193621 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.238 mas, bmaj=2.523 mas, bpa=37.73 degrees ! Estimated noise=0.322983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00225479 Jy ! Component: 100 - total flux cleaned = -0.00289226 Jy ! Component: 150 - total flux cleaned = -0.00311145 Jy ! Component: 200 - total flux cleaned = -0.00326356 Jy ! Total flux subtracted in 200 components = -0.00326356 Jy ! Clean residual min=-0.002188 max=0.002108 Jy/beam ! Clean residual mean=0.000000 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.234628 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 106 components and 0.234628 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=0.062356Jy sigma=1.192290 ! Fit after self-cal, rms=0.062359Jy sigma=1.192220 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 = -0.000104396 Jy ! Component: 100 - total flux cleaned = -0.000197453 Jy ! Component: 150 - total flux cleaned = -0.000253144 Jy ! Component: 200 - total flux cleaned = -0.000304432 Jy ! Total flux subtracted in 200 components = -0.000304432 Jy ! Clean residual min=-0.002067 max=0.002133 Jy/beam ! Clean residual mean=0.000002 rms=0.000534 Jy/beam ! Combined flux in latest and established models = 0.234323 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 114 components and 0.234323 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=0.062344Jy sigma=1.191896 ! Fit after self-cal, rms=0.062343Jy sigma=1.191883 ! 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=1.011 mas, bmaj=1.599 mas, bpa=18.87 degrees ! Estimated noise=0.264071 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.599 at 18.87 degrees (North through East) ! Clean map min=-0.0015752 max=0.20141 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=0.7694 mas, bmaj=1.332 mas, bpa=17.47 degrees ! Estimated noise=0.468918 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.160576 Jy ! Component: 100 - total flux cleaned = 0.196731 Jy ! Component: 150 - total flux cleaned = 0.209954 Jy ! Component: 200 - total flux cleaned = 0.217077 Jy ! Total flux subtracted in 200 components = 0.217077 Jy ! Clean residual min=-0.003563 max=0.003732 Jy/beam ! Clean residual mean=0.000019 rms=0.000752 Jy/beam ! Combined flux in latest and established models = 0.217077 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 15 model components to the UV plane model. ! The established model now contains 15 components and 0.217077 Jy ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.599 mas, bpa=18.87 degrees ! Estimated noise=0.264071 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 = 0.00537645 Jy ! Component: 100 - total flux cleaned = 0.00898457 Jy ! Component: 150 - total flux cleaned = 0.0115914 Jy ! Component: 200 - total flux cleaned = 0.0134171 Jy ! Total flux subtracted in 200 components = 0.0134171 Jy ! Clean residual min=-0.001966 max=0.001975 Jy/beam ! Clean residual mean=0.000012 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.230494 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 34 components and 0.230494 Jy ! Inverting map ! Added new window around map position (-0.2, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153629 Jy ! Component: 100 - total flux cleaned = 0.00231416 Jy ! Component: 150 - total flux cleaned = 0.00260176 Jy ! Component: 200 - total flux cleaned = 0.00281853 Jy ! Total flux subtracted in 200 components = 0.00281853 Jy ! Clean residual min=-0.001895 max=0.001771 Jy/beam ! Clean residual mean=0.000006 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.233313 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 53 components and 0.233313 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=2.238 mas, bmaj=2.523 mas, bpa=37.73 degrees ! Estimated noise=0.322983 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.77187e-05 Jy ! Component: 100 - total flux cleaned = 0.000341738 Jy ! Component: 150 - total flux cleaned = 0.000567626 Jy ! Component: 200 - total flux cleaned = 0.000568576 Jy ! Total flux subtracted in 200 components = 0.000568576 Jy ! Clean residual min=-0.002096 max=0.002102 Jy/beam ! Clean residual mean=0.000009 rms=0.000536 Jy/beam ! Combined flux in latest and established models = 0.233881 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 = -2.28144e-05 Jy ! Component: 100 - total flux cleaned = -6.47719e-05 Jy ! Component: 150 - total flux cleaned = -6.4822e-05 Jy ! Component: 200 - total flux cleaned = -0.000103576 Jy ! Total flux subtracted in 200 components = -0.000103576 Jy ! Clean residual min=-0.002050 max=0.002072 Jy/beam ! Clean residual mean=0.000009 rms=0.000528 Jy/beam ! Combined flux in latest and established models = 0.233778 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 85 components and 0.233778 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.599 mas, bpa=18.87 degrees ! Estimated noise=0.264071 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000233632 Jy ! Component: 100 - total flux cleaned = -0.000271975 Jy ! Component: 150 - total flux cleaned = -0.000337698 Jy ! Component: 200 - total flux cleaned = -0.000279549 Jy ! Total flux subtracted in 200 components = -0.000279549 Jy ! Clean residual min=-0.001803 max=0.001768 Jy/beam ! Clean residual mean=0.000004 rms=0.000395 Jy/beam ! Combined flux in latest and established models = 0.233498 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 104 components and 0.233498 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=0.062311Jy sigma=1.191316 ! Fit after self-cal, rms=0.062288Jy sigma=1.191016 wmodel J1308+4957_X_map.mod ! Writing 104 model components to file: J1308+4957_X_map.mod wobs J1308+4957_X_uvs.fits ! Writing UV FITS file: J1308+4957_X_uvs.fits wwins J1308+4957_X_map.win ! wwins: Wrote 6 windows to J1308+4957_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 = -0.0001976 Jy ! Component: 100 - total flux cleaned = -0.000108396 Jy ! Component: 150 - total flux cleaned = 3.54291e-05 Jy ! Component: 200 - total flux cleaned = 0.000172725 Jy ! Component: 250 - total flux cleaned = 0.000277959 Jy ! Component: 300 - total flux cleaned = 0.000509136 Jy ! Component: 350 - total flux cleaned = 0.00065858 Jy ! Component: 400 - total flux cleaned = 0.00070665 Jy ! Component: 450 - total flux cleaned = 0.000730275 Jy ! Component: 500 - total flux cleaned = 0.000753864 Jy ! Component: 550 - total flux cleaned = 0.000890748 Jy ! Component: 600 - total flux cleaned = 0.000846317 Jy ! Component: 650 - total flux cleaned = 0.000935105 Jy ! Component: 700 - total flux cleaned = 0.00102158 Jy ! Component: 750 - total flux cleaned = 0.00102118 Jy ! Component: 800 - total flux cleaned = 0.00106324 Jy ! Component: 850 - total flux cleaned = 0.00110522 Jy ! Component: 900 - total flux cleaned = 0.00118693 Jy ! Component: 950 - total flux cleaned = 0.00124747 Jy ! Component: 1000 - total flux cleaned = 0.00130716 Jy ! Component: 1050 - total flux cleaned = 0.00130713 Jy ! Component: 1100 - total flux cleaned = 0.00132676 Jy ! Component: 1150 - total flux cleaned = 0.00140333 Jy ! Component: 1200 - total flux cleaned = 0.00144125 Jy ! Component: 1250 - total flux cleaned = 0.00145988 Jy ! Component: 1300 - total flux cleaned = 0.00147822 Jy ! Component: 1350 - total flux cleaned = 0.00144189 Jy ! Component: 1400 - total flux cleaned = 0.00151444 Jy ! Component: 1450 - total flux cleaned = 0.00149671 Jy ! Component: 1500 - total flux cleaned = 0.00158507 Jy ! Component: 1550 - total flux cleaned = 0.00156765 Jy ! Component: 1600 - total flux cleaned = 0.0016717 Jy ! Component: 1650 - total flux cleaned = 0.00162049 Jy ! Component: 1700 - total flux cleaned = 0.00168803 Jy ! Component: 1750 - total flux cleaned = 0.00167087 Jy ! Component: 1800 - total flux cleaned = 0.00173724 Jy ! Component: 1850 - total flux cleaned = 0.00175337 Jy ! Component: 1900 - total flux cleaned = 0.00172068 Jy ! Component: 1950 - total flux cleaned = 0.00176915 Jy ! Component: 2000 - total flux cleaned = 0.00170538 Jy ! Component: 2050 - total flux cleaned = 0.00172139 Jy ! Component: 2100 - total flux cleaned = 0.0017373 Jy ! Component: 2150 - total flux cleaned = 0.00169055 Jy ! Component: 2200 - total flux cleaned = 0.0017061 Jy ! Component: 2250 - total flux cleaned = 0.00169081 Jy ! Component: 2300 - total flux cleaned = 0.00172116 Jy ! Component: 2350 - total flux cleaned = 0.00169098 Jy ! Component: 2400 - total flux cleaned = 0.00170621 Jy ! Component: 2450 - total flux cleaned = 0.00173582 Jy ! Component: 2500 - total flux cleaned = 0.00179447 Jy ! Component: 2550 - total flux cleaned = 0.00179437 Jy ! Component: 2600 - total flux cleaned = 0.00179426 Jy ! Component: 2650 - total flux cleaned = 0.00170815 Jy ! Component: 2700 - total flux cleaned = 0.00179367 Jy ! Component: 2750 - total flux cleaned = 0.0017795 Jy ! Component: 2800 - total flux cleaned = 0.00172355 Jy ! Component: 2850 - total flux cleaned = 0.00179335 Jy ! Component: 2900 - total flux cleaned = 0.00176562 Jy ! Component: 2950 - total flux cleaned = 0.00175182 Jy ! Component: 3000 - total flux cleaned = 0.00179273 Jy ! Component: 3050 - total flux cleaned = 0.0017521 Jy ! Component: 3100 - total flux cleaned = 0.00176552 Jy ! Component: 3150 - total flux cleaned = 0.00176572 Jy ! Component: 3200 - total flux cleaned = 0.0017922 Jy ! Component: 3250 - total flux cleaned = 0.00173967 Jy ! Component: 3300 - total flux cleaned = 0.00170047 Jy ! Component: 3350 - total flux cleaned = 0.00176551 Jy ! Component: 3400 - total flux cleaned = 0.00173966 Jy ! Component: 3450 - total flux cleaned = 0.00172673 Jy ! Component: 3500 - total flux cleaned = 0.00168856 Jy ! Component: 3550 - total flux cleaned = 0.00172642 Jy ! Component: 3600 - total flux cleaned = 0.0017641 Jy ! Component: 3650 - total flux cleaned = 0.0017017 Jy ! Component: 3700 - total flux cleaned = 0.00168929 Jy ! Component: 3750 - total flux cleaned = 0.00171391 Jy ! Component: 3800 - total flux cleaned = 0.00168938 Jy ! Component: 3850 - total flux cleaned = 0.00168938 Jy ! Component: 3900 - total flux cleaned = 0.00170142 Jy ! Component: 3950 - total flux cleaned = 0.00166528 Jy ! Component: 4000 - total flux cleaned = 0.00165336 Jy ! Component: 4050 - total flux cleaned = 0.00166533 Jy ! Total flux subtracted in 4096 components = 0.00161796 Jy ! Clean residual min=-0.000702 max=0.000655 Jy/beam ! Clean residual mean=0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.235116 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 389 components and 0.235116 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1308+4957_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.599 at 18.87 degrees (North through East) ! Clean map min=-0.0015513 max=0.20284 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1308+4957_X_map.fits wmodel /vlbi/uf001/uva//J1308+4957_X_map.mod ! Writing 389 model components to file: /vlbi/uf001/uva//J1308+4957_X_map.mod wobs /vlbi/uf001/uva//J1308+4957_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1308+4957_X_uvs.fits wwins /vlbi/uf001/uva//J1308+4957_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1308+4957_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.202841 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000203308 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.300691 0.300691 0.601381 1.20276 2.40553 4.81105 9.6221 19.2442 38.4884 76.9768 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.202 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 997.702 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1308+4957_X_dfm.log closed on Mon Jan 14 02:13:03 2019