! Started logfile: /vlbi/bp222/maps//J1128+6834_X_dfm.log on Thu Sep 27 11:05:12 2018 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/bp222/maps//J1128+6834_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1128+6834_X_uva.fits ! AN table 1: 115 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.960248 visibilities/baseline/integration-bin. ! Found source: J1128+6834 ! ! 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 108 lines of history. ! ! Reading 37104 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 J1128+6834_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 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 21 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.008230Jy sigma=15.167993 ! Fit after self-cal, rms=0.888548Jy sigma=13.337720 ! 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=0.609 mas, bmaj=1.183 mas, bpa=-14.29 degrees ! Estimated noise=0.603979 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 = 0.0846077 Jy ! Component: 100 - total flux cleaned = 0.106867 Jy ! Total flux subtracted in 100 components = 0.106867 Jy ! Clean residual min=-0.003658 max=0.010487 Jy/beam ! Clean residual mean=0.000002 rms=0.000888 Jy/beam ! Combined flux in latest and established models = 0.106867 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.106867 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=0.856504 ! Fit after self-cal, rms=0.062220Jy sigma=0.855279 ! Inverting map ! Added new window around map position (0.6, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123155 Jy ! Component: 100 - total flux cleaned = 0.0192586 Jy ! Total flux subtracted in 100 components = 0.0192586 Jy ! Clean residual min=-0.002638 max=0.003501 Jy/beam ! Clean residual mean=0.000001 rms=0.000614 Jy/beam ! Combined flux in latest and established models = 0.126126 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 12 components and 0.126126 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=0.059370Jy sigma=0.805185 ! Fit after self-cal, rms=0.059255Jy sigma=0.803563 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00510902 Jy ! Component: 100 - total flux cleaned = 0.00817019 Jy ! Total flux subtracted in 100 components = 0.00817019 Jy ! Clean residual min=-0.002532 max=0.002312 Jy/beam ! Clean residual mean=0.000000 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.134296 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.134296 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=0.058788Jy sigma=0.795136 ! Fit after self-cal, rms=0.058762Jy sigma=0.794732 ! 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=0.7911 mas, bmaj=1.47 mas, bpa=-14.54 degrees ! Estimated noise=0.259027 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 = 0.00264469 Jy ! Component: 100 - total flux cleaned = 0.00398526 Jy ! Component: 150 - total flux cleaned = 0.0047853 Jy ! Component: 200 - total flux cleaned = 0.00492945 Jy ! Total flux subtracted in 200 components = 0.00492945 Jy ! Clean residual min=-0.001275 max=0.001514 Jy/beam ! Clean residual mean=0.000001 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.139225 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 27 components and 0.139225 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=0.058652Jy sigma=0.792696 ! Fit after self-cal, rms=0.058630Jy sigma=0.792454 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7911 x 1.47 at -14.54 degrees (North through East) ! Clean map min=-0.0011604 max=0.11121 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.01 KP 1.01 ! MK 0.98 NL 1.01 OV 0.99 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.02 KP 1.01 ! MK 0.98 NL 1.00 OV 1.00 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.00 HN 0.99 KP 1.00 ! MK 1.02 NL 1.01 OV 1.00 SC 0.94 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.03 KP 1.02 ! MK 0.97 NL 1.00 OV 0.99 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.01 KP 1.00 ! MK 1.01 NL 1.05 OV 1.00 SC 0.92 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.02 KP 0.99 ! MK 0.99 NL 1.03 OV 1.00 SC 0.92 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 1.04 KP 1.01 ! MK 1.04 NL 1.01 OV 1.00 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.04 KP 0.97 ! MK 0.99 NL 0.99 OV 1.02 SC 0.95 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 0.98 KP 1.00 ! MK 0.98 NL 1.01 OV 0.99 SC 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 0.99 KP 1.00 ! MK 0.98 NL 1.03 OV 1.01 SC 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 1.03 KP 1.00 ! MK 1.03 NL 1.01 OV 1.00 SC 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 HN 0.98 KP 0.99 ! MK 0.99 NL 1.05 OV 0.99 SC 0.91 ! ! ! Fit before self-cal, rms=0.058630Jy sigma=0.792454 ! Fit after self-cal, rms=0.057772Jy sigma=0.790300 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7858 mas, bmaj=1.464 mas, bpa=-14.33 degrees ! Estimated noise=0.257812 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (1.4, 4.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00155841 Jy ! Component: 100 - total flux cleaned = 0.00251969 Jy ! Component: 150 - total flux cleaned = 0.00312413 Jy ! Component: 200 - total flux cleaned = 0.00360894 Jy ! Total flux subtracted in 200 components = 0.00360894 Jy ! Clean residual min=-0.001050 max=0.000966 Jy/beam ! Clean residual mean=0.000001 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.142834 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 50 components and 0.142834 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=0.057719Jy sigma=0.789376 ! Fit after self-cal, rms=0.057703Jy sigma=0.789243 ! 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=0.057703Jy sigma=0.789243 ! Fit after self-cal, rms=0.057628Jy sigma=0.787258 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7848 mas, bmaj=1.462 mas, bpa=-14.2 degrees ! Estimated noise=0.257999 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000718069 Jy ! Component: 100 - total flux cleaned = 0.00120862 Jy ! Component: 150 - total flux cleaned = 0.00158415 Jy ! Component: 200 - total flux cleaned = 0.00187493 Jy ! Total flux subtracted in 200 components = 0.00187493 Jy ! Clean residual min=-0.000938 max=0.000932 Jy/beam ! Clean residual mean=0.000001 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.144709 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.144709 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=0.057608Jy sigma=0.786937 ! Fit after self-cal, rms=0.057606Jy sigma=0.786887 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 = 0.000171754 Jy ! Component: 100 - total flux cleaned = 0.000514064 Jy ! Component: 150 - total flux cleaned = 0.000769279 Jy ! Component: 200 - total flux cleaned = 0.000955299 Jy ! Total flux subtracted in 200 components = 0.000955299 Jy ! Clean residual min=-0.000896 max=0.000928 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.145664 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 65 components and 0.145664 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=0.057596Jy sigma=0.786739 ! Fit after self-cal, rms=0.057595Jy sigma=0.786721 ! Inverting map ! Added new window around map position (-18.4, -46.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000508033 Jy ! Component: 100 - total flux cleaned = 0.000546814 Jy ! Component: 150 - total flux cleaned = 0.000645746 Jy ! Component: 200 - total flux cleaned = 0.00072263 Jy ! Total flux subtracted in 200 components = 0.00072263 Jy ! Clean residual min=-0.000898 max=0.000861 Jy/beam ! Clean residual mean=0.000000 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.146387 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 82 components and 0.146387 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=0.057579Jy sigma=0.786506 ! Fit after self-cal, rms=0.057578Jy sigma=0.786490 ! 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=0.057578Jy sigma=0.786490 ! Fit after self-cal, rms=0.057578Jy sigma=0.785400 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7841 mas, bmaj=1.461 mas, bpa=-14.12 degrees ! Estimated noise=0.257882 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000442227 Jy ! Component: 100 - total flux cleaned = 0.000732324 Jy ! Component: 150 - total flux cleaned = 0.000928486 Jy ! Component: 200 - total flux cleaned = 0.00101846 Jy ! Total flux subtracted in 200 components = 0.00101846 Jy ! Clean residual min=-0.000830 max=0.000823 Jy/beam ! Clean residual mean=-0.000000 rms=0.000195 Jy/beam ! Combined flux in latest and established models = 0.147405 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 91 components and 0.147405 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=0.057570Jy sigma=0.785277 ! Fit after self-cal, rms=0.057572Jy sigma=0.785254 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 = 0.000172099 Jy ! Component: 100 - total flux cleaned = 0.000284429 Jy ! Component: 150 - total flux cleaned = 0.000378531 Jy ! Component: 200 - total flux cleaned = 0.000446507 Jy ! Total flux subtracted in 200 components = 0.000446507 Jy ! Clean residual min=-0.000821 max=0.000808 Jy/beam ! Clean residual mean=-0.000000 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.147852 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 95 components and 0.147852 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=0.057567Jy sigma=0.785183 ! Fit after self-cal, rms=0.057567Jy sigma=0.785178 ! 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=0.057567Jy sigma=0.785178 ! Fit after self-cal, rms=0.057536Jy sigma=0.785167 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.832 mas, bmaj=2.29 mas, bpa=-11.97 degrees ! Estimated noise=0.338307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000516326 Jy ! Component: 100 - total flux cleaned = 0.000703077 Jy ! Component: 150 - total flux cleaned = 0.00079226 Jy ! Component: 200 - total flux cleaned = 0.000869007 Jy ! Total flux subtracted in 200 components = 0.000869007 Jy ! Clean residual min=-0.000872 max=0.000896 Jy/beam ! Clean residual mean=-0.000001 rms=0.000219 Jy/beam ! Combined flux in latest and established models = 0.148721 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 113 components and 0.148721 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=0.057535Jy sigma=0.785129 ! Fit after self-cal, rms=0.057533Jy sigma=0.785119 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 = 0.000134806 Jy ! Component: 100 - total flux cleaned = 0.00015058 Jy ! Component: 150 - total flux cleaned = 0.000192692 Jy ! Component: 200 - total flux cleaned = 0.000218237 Jy ! Total flux subtracted in 200 components = 0.000218237 Jy ! Clean residual min=-0.000861 max=0.000868 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.148939 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 123 components and 0.148939 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=0.057533Jy sigma=0.785112 ! Fit after self-cal, rms=0.057533Jy sigma=0.785113 ! 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=0.7836 mas, bmaj=1.461 mas, bpa=-14.08 degrees ! Estimated noise=0.25786 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7836 x 1.461 at -14.08 degrees (North through East) ! Clean map min=-0.00069847 max=0.11083 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=0.6034 mas, bmaj=1.175 mas, bpa=-13.67 degrees ! Estimated noise=0.596153 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.083225 Jy ! Component: 100 - total flux cleaned = 0.107332 Jy ! Component: 150 - total flux cleaned = 0.119993 Jy ! Component: 200 - total flux cleaned = 0.127273 Jy ! Total flux subtracted in 200 components = 0.127273 Jy ! Clean residual min=-0.002522 max=0.003670 Jy/beam ! Clean residual mean=0.000001 rms=0.000552 Jy/beam ! Combined flux in latest and established models = 0.127273 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.127273 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7836 mas, bmaj=1.461 mas, bpa=-14.08 degrees ! Estimated noise=0.25786 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 = 0.00591847 Jy ! Component: 100 - total flux cleaned = 0.00909688 Jy ! Component: 150 - total flux cleaned = 0.0112693 Jy ! Component: 200 - total flux cleaned = 0.0129103 Jy ! Total flux subtracted in 200 components = 0.0129103 Jy ! Clean residual min=-0.001047 max=0.001144 Jy/beam ! Clean residual mean=0.000001 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.140183 Jy ! Adding 29 model components to the UV plane model. ! The established model now contains 35 components and 0.140183 Jy ! Inverting map ! Added new window around map position (-0.2, -31.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137054 Jy ! Component: 100 - total flux cleaned = 0.00251522 Jy ! Component: 150 - total flux cleaned = 0.00349878 Jy ! Component: 200 - total flux cleaned = 0.00435234 Jy ! Total flux subtracted in 200 components = 0.00435234 Jy ! Clean residual min=-0.000909 max=0.000883 Jy/beam ! Clean residual mean=0.000000 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.144536 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 51 components and 0.144536 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=1.832 mas, bmaj=2.29 mas, bpa=-11.97 degrees ! Estimated noise=0.338307 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00137104 Jy ! Component: 100 - total flux cleaned = 0.00215154 Jy ! Component: 150 - total flux cleaned = 0.00266895 Jy ! Component: 200 - total flux cleaned = 0.00305913 Jy ! Total flux subtracted in 200 components = 0.00305913 Jy ! Clean residual min=-0.000833 max=0.000871 Jy/beam ! Clean residual mean=-0.000001 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.147595 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 = 0.000278417 Jy ! Component: 100 - total flux cleaned = 0.000452339 Jy ! Component: 150 - total flux cleaned = 0.000598704 Jy ! Component: 200 - total flux cleaned = 0.000738923 Jy ! Total flux subtracted in 200 components = 0.000738923 Jy ! Clean residual min=-0.000821 max=0.000881 Jy/beam ! Clean residual mean=-0.000001 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.148334 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 105 components and 0.148334 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7836 mas, bmaj=1.461 mas, bpa=-14.08 degrees ! Estimated noise=0.25786 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000236743 Jy ! Component: 100 - total flux cleaned = 0.000336301 Jy ! Component: 150 - total flux cleaned = 0.000427047 Jy ! Component: 200 - total flux cleaned = 0.000477748 Jy ! Total flux subtracted in 200 components = 0.000477748 Jy ! Clean residual min=-0.000790 max=0.000864 Jy/beam ! Clean residual mean=-0.000000 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.148811 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 116 components and 0.148811 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=0.057546Jy sigma=0.785203 ! Fit after self-cal, rms=0.057540Jy sigma=0.785133 wmodel J1128+6834_X_map.mod ! Writing 116 model components to file: J1128+6834_X_map.mod wobs J1128+6834_X_uvs.fits ! Writing UV FITS file: J1128+6834_X_uvs.fits wwins J1128+6834_X_map.win ! wwins: Wrote 5 windows to J1128+6834_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 = 0.000248925 Jy ! Component: 100 - total flux cleaned = 0.00029221 Jy ! Component: 150 - total flux cleaned = 0.000292116 Jy ! Component: 200 - total flux cleaned = 0.000305711 Jy ! Component: 250 - total flux cleaned = 0.000319028 Jy ! Component: 300 - total flux cleaned = 0.000357669 Jy ! Component: 350 - total flux cleaned = 0.000395893 Jy ! Component: 400 - total flux cleaned = 0.000421091 Jy ! Component: 450 - total flux cleaned = 0.000470344 Jy ! Component: 500 - total flux cleaned = 0.000518575 Jy ! Component: 550 - total flux cleaned = 0.000566394 Jy ! Component: 600 - total flux cleaned = 0.000648909 Jy ! Component: 650 - total flux cleaned = 0.000672041 Jy ! Component: 700 - total flux cleaned = 0.000706542 Jy ! Component: 750 - total flux cleaned = 0.000740715 Jy ! Component: 800 - total flux cleaned = 0.000808268 Jy ! Component: 850 - total flux cleaned = 0.000852768 Jy ! Component: 900 - total flux cleaned = 0.000841711 Jy ! Component: 950 - total flux cleaned = 0.000896435 Jy ! Component: 1000 - total flux cleaned = 0.000907287 Jy ! Component: 1050 - total flux cleaned = 0.000950223 Jy ! Component: 1100 - total flux cleaned = 0.000918247 Jy ! Component: 1150 - total flux cleaned = 0.000950081 Jy ! Component: 1200 - total flux cleaned = 0.000939514 Jy ! Component: 1250 - total flux cleaned = 0.000950024 Jy ! Component: 1300 - total flux cleaned = 0.000929327 Jy ! Component: 1350 - total flux cleaned = 0.000909002 Jy ! Component: 1400 - total flux cleaned = 0.000929373 Jy ! Component: 1450 - total flux cleaned = 0.000919291 Jy ! Component: 1500 - total flux cleaned = 0.000919298 Jy ! Component: 1550 - total flux cleaned = 0.000879463 Jy ! Component: 1600 - total flux cleaned = 0.000869626 Jy ! Component: 1650 - total flux cleaned = 0.000899154 Jy ! Component: 1700 - total flux cleaned = 0.000889387 Jy ! Component: 1750 - total flux cleaned = 0.00089901 Jy ! Component: 1800 - total flux cleaned = 0.000908635 Jy ! Component: 1850 - total flux cleaned = 0.000908531 Jy ! Component: 1900 - total flux cleaned = 0.000898957 Jy ! Component: 1950 - total flux cleaned = 0.000898993 Jy ! Component: 2000 - total flux cleaned = 0.000851905 Jy ! Component: 2050 - total flux cleaned = 0.000870642 Jy ! Component: 2100 - total flux cleaned = 0.0008894 Jy ! Component: 2150 - total flux cleaned = 0.000861642 Jy ! Component: 2200 - total flux cleaned = 0.000889195 Jy ! Component: 2250 - total flux cleaned = 0.000889341 Jy ! Component: 2300 - total flux cleaned = 0.000861982 Jy ! Component: 2350 - total flux cleaned = 0.000843935 Jy ! Component: 2400 - total flux cleaned = 0.000879922 Jy ! Component: 2450 - total flux cleaned = 0.000879864 Jy ! Component: 2500 - total flux cleaned = 0.00086211 Jy ! Component: 2550 - total flux cleaned = 0.000888639 Jy ! Component: 2600 - total flux cleaned = 0.000879801 Jy ! Component: 2650 - total flux cleaned = 0.000879846 Jy ! Component: 2700 - total flux cleaned = 0.000862439 Jy ! Component: 2750 - total flux cleaned = 0.000845062 Jy ! Component: 2800 - total flux cleaned = 0.000862326 Jy ! Component: 2850 - total flux cleaned = 0.000845113 Jy ! Component: 2900 - total flux cleaned = 0.000827933 Jy ! Component: 2950 - total flux cleaned = 0.000819492 Jy ! Component: 3000 - total flux cleaned = 0.000794117 Jy ! Component: 3050 - total flux cleaned = 0.000777213 Jy ! Component: 3100 - total flux cleaned = 0.000810807 Jy ! Component: 3150 - total flux cleaned = 0.000810845 Jy ! Component: 3200 - total flux cleaned = 0.000827468 Jy ! Component: 3250 - total flux cleaned = 0.000794393 Jy ! Component: 3300 - total flux cleaned = 0.00079432 Jy ! Component: 3350 - total flux cleaned = 0.000786114 Jy ! Component: 3400 - total flux cleaned = 0.000761678 Jy ! Component: 3450 - total flux cleaned = 0.000745437 Jy ! Component: 3500 - total flux cleaned = 0.000737341 Jy ! Component: 3550 - total flux cleaned = 0.000697017 Jy ! Component: 3600 - total flux cleaned = 0.000713046 Jy ! Component: 3650 - total flux cleaned = 0.000705037 Jy ! Component: 3700 - total flux cleaned = 0.000697071 Jy ! Component: 3750 - total flux cleaned = 0.000681231 Jy ! Component: 3800 - total flux cleaned = 0.000712779 Jy ! Component: 3850 - total flux cleaned = 0.000689184 Jy ! Component: 3900 - total flux cleaned = 0.00066574 Jy ! Component: 3950 - total flux cleaned = 0.000673578 Jy ! Component: 4000 - total flux cleaned = 0.000627053 Jy ! Component: 4050 - total flux cleaned = 0.000642532 Jy ! Total flux subtracted in 4096 components = 0.00066564 Jy ! Clean residual min=-0.000532 max=0.000422 Jy/beam ! Clean residual mean=-0.000000 rms=0.000129 Jy/beam ! Combined flux in latest and established models = 0.149477 Jy keep ! Adding 324 model components to the UV plane model. ! The established model now contains 440 components and 0.149477 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1128+6834_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7836 x 1.461 at -14.08 degrees (North through East) ! Clean map min=-0.00058785 max=0.11057 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1128+6834_X_map.fits wmodel /vlbi/bp222/maps//J1128+6834_X_map.mod ! Writing 440 model components to file: /vlbi/bp222/maps//J1128+6834_X_map.mod wobs /vlbi/bp222/maps//J1128+6834_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1128+6834_X_uvs.fits wwins /vlbi/bp222/maps//J1128+6834_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J1128+6834_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.110569 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000128788 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.349432 0.349432 0.698863 1.39773 2.79545 5.5909 11.1818 22.3636 44.7272 89.4545 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.11 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 858.537 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1128+6834_X_dfm.log closed on Thu Sep 27 11:05:18 2018