! Started logfile: /vlbi/uf001/uva//J1917-2110_X_dfm.log on Mon Jan 14 05:00:08 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//J1917-2110_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1917-2110_X_uva.fits ! AN table 1: 38 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.968672 visibilities/baseline/integration-bin. ! Found source: J1917-2110 ! ! 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 121 lines of history. ! ! Reading 9276 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 J1917-2110_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 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 46 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018858Jy sigma=21.406980 ! Fit after self-cal, rms=0.845226Jy sigma=17.615701 ! 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=1.268 mas, bmaj=7.953 mas, bpa=-7.245 degrees ! Estimated noise=0.647089 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 = 0.120122 Jy ! Component: 100 - total flux cleaned = 0.148144 Jy ! Total flux subtracted in 100 components = 0.148144 Jy ! Clean residual min=-0.006310 max=0.011284 Jy/beam ! Clean residual mean=-0.000034 rms=0.002282 Jy/beam ! Combined flux in latest and established models = 0.148144 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.148144 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=0.065841Jy sigma=1.282167 ! Fit after self-cal, rms=0.065829Jy sigma=1.281770 ! 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=1.538 mas, bmaj=8.547 mas, bpa=-7.092 degrees ! Estimated noise=0.391073 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 = 0.0167605 Jy ! Component: 100 - total flux cleaned = 0.0254507 Jy ! Component: 150 - total flux cleaned = 0.0305017 Jy ! Component: 200 - total flux cleaned = 0.0336911 Jy ! Total flux subtracted in 200 components = 0.0336911 Jy ! Clean residual min=-0.003302 max=0.004237 Jy/beam ! Clean residual mean=-0.000006 rms=0.001088 Jy/beam ! Combined flux in latest and established models = 0.181835 Jy ! Performing phase self-cal ! Adding 84 model components to the UV plane model. ! The established model now contains 88 components and 0.181835 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=0.062005Jy sigma=1.179955 ! Fit after self-cal, rms=0.061999Jy sigma=1.179134 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.538 x 8.547 at -7.092 degrees (North through East) ! Clean map min=-0.0031968 max=0.1575 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.11 KP 1.01 LA 1.02 ! NL 1.00 OV 0.97 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.09 KP 1.01 LA 1.00 ! NL 1.03 OV 0.93 PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.09 KP 0.99 LA 1.01 ! NL 1.00 OV 0.97 PT 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.11 KP 1.02 LA 1.01 ! NL 1.03 OV 0.93 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 1.07 KP 1.00 LA 1.02 ! NL 1.03 OV 0.94 PT 0.94 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.08 KP 0.97 LA 1.04 ! NL 1.04 OV 0.98 PT 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 HN 1.00 KP 1.00 LA 0.99 ! NL 1.05 OV 0.93 PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.08 KP 1.00 LA 1.01 ! NL 1.04 OV 0.93 PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 1.05 KP 1.00 LA 0.99 ! NL 1.03 OV 0.95 PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.06 KP 0.99 LA 1.04 ! NL 1.05 OV 0.97 PT 0.92 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.00 KP 0.97 LA 0.98 ! NL 1.03 OV 0.95 PT 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 1.02 KP 0.98 LA 0.99 ! NL 1.03 OV 0.95 PT 0.93 ! ! ! Fit before self-cal, rms=0.061999Jy sigma=1.179134 ! Fit after self-cal, rms=0.062262Jy sigma=1.164365 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.558 mas, bmaj=8.576 mas, bpa=-6.975 degrees ! Estimated noise=0.389277 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 = -0.00165835 Jy ! Component: 100 - total flux cleaned = -0.00155637 Jy ! Component: 150 - total flux cleaned = -0.00140962 Jy ! Component: 200 - total flux cleaned = -0.00127201 Jy ! Total flux subtracted in 200 components = -0.00127201 Jy ! Clean residual min=-0.002520 max=0.002305 Jy/beam ! Clean residual mean=-0.000008 rms=0.000642 Jy/beam ! Combined flux in latest and established models = 0.180563 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 121 components and 0.180563 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=0.062149Jy sigma=1.162780 ! Fit after self-cal, rms=0.062187Jy sigma=1.162624 ! 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=0.062187Jy sigma=1.162624 ! Fit after self-cal, rms=0.062351Jy sigma=1.157553 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.56 mas, bmaj=8.576 mas, bpa=-6.982 degrees ! Estimated noise=0.389552 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00137054 Jy ! Component: 100 - total flux cleaned = -0.00138216 Jy ! Component: 150 - total flux cleaned = -0.00121318 Jy ! Component: 200 - total flux cleaned = -0.00108906 Jy ! Total flux subtracted in 200 components = -0.00108906 Jy ! Clean residual min=-0.002005 max=0.001863 Jy/beam ! Clean residual mean=-0.000006 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.179474 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 142 components and 0.179474 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=0.062308Jy sigma=1.156991 ! Fit after self-cal, rms=0.062316Jy sigma=1.156955 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 = 0.000101277 Jy ! Component: 100 - total flux cleaned = 0.000180775 Jy ! Component: 150 - total flux cleaned = 0.000253035 Jy ! Component: 200 - total flux cleaned = 0.000320666 Jy ! Total flux subtracted in 200 components = 0.000320666 Jy ! Clean residual min=-0.002054 max=0.001864 Jy/beam ! Clean residual mean=-0.000006 rms=0.000529 Jy/beam ! Combined flux in latest and established models = 0.179795 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 156 components and 0.179795 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=0.062306Jy sigma=1.156862 ! Fit after self-cal, rms=0.062305Jy sigma=1.156850 ! 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=0.062305Jy sigma=1.156850 ! Fit after self-cal, rms=0.062540Jy sigma=1.155877 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.562 mas, bmaj=8.576 mas, bpa=-6.985 degrees ! Estimated noise=0.389533 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00105731 Jy ! Component: 100 - total flux cleaned = -0.00114144 Jy ! Component: 150 - total flux cleaned = -0.00104464 Jy ! Component: 200 - total flux cleaned = -0.00100401 Jy ! Total flux subtracted in 200 components = -0.00100401 Jy ! Clean residual min=-0.001866 max=0.001820 Jy/beam ! Clean residual mean=-0.000005 rms=0.000489 Jy/beam ! Combined flux in latest and established models = 0.17879 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 169 components and 0.17879 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=0.062514Jy sigma=1.155571 ! Fit after self-cal, rms=0.062521Jy sigma=1.155558 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 = -4.41061e-05 Jy ! Component: 100 - total flux cleaned = -1.14808e-05 Jy ! Component: 150 - total flux cleaned = 1.88841e-05 Jy ! Component: 200 - total flux cleaned = 4.69298e-05 Jy ! Total flux subtracted in 200 components = 4.69298e-05 Jy ! Clean residual min=-0.001843 max=0.001818 Jy/beam ! Clean residual mean=-0.000005 rms=0.000487 Jy/beam ! Combined flux in latest and established models = 0.178837 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 182 components and 0.178837 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=0.062516Jy sigma=1.155512 ! Fit after self-cal, rms=0.062516Jy sigma=1.155509 ! 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=0.062516Jy sigma=1.155509 ! Fit after self-cal, rms=0.062676Jy sigma=1.155302 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.31 mas, bmaj=8.783 mas, bpa=-6.353 degrees ! Estimated noise=0.403117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000396884 Jy ! Component: 100 - total flux cleaned = -0.000498462 Jy ! Component: 150 - total flux cleaned = -0.000474134 Jy ! Component: 200 - total flux cleaned = -0.00049285 Jy ! Total flux subtracted in 200 components = -0.00049285 Jy ! Clean residual min=-0.001762 max=0.001976 Jy/beam ! Clean residual mean=-0.000005 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.178345 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 190 components and 0.178345 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=0.062665Jy sigma=1.155189 ! Fit after self-cal, rms=0.062670Jy sigma=1.155169 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 = -1.84431e-05 Jy ! Component: 100 - total flux cleaned = -3.64188e-05 Jy ! Component: 150 - total flux cleaned = -4.48509e-05 Jy ! Component: 200 - total flux cleaned = -5.23104e-05 Jy ! Total flux subtracted in 200 components = -5.23104e-05 Jy ! Clean residual min=-0.001739 max=0.001953 Jy/beam ! Clean residual mean=-0.000006 rms=0.000508 Jy/beam ! Combined flux in latest and established models = 0.178292 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 193 components and 0.178292 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=0.062669Jy sigma=1.155168 ! Fit after self-cal, rms=0.062669Jy sigma=1.155156 ! 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=1.563 mas, bmaj=8.577 mas, bpa=-6.981 degrees ! Estimated noise=0.389542 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.563 x 8.577 at -6.981 degrees (North through East) ! Clean map min=-0.0017137 max=0.15726 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=1.279 mas, bmaj=7.969 mas, bpa=-7.207 degrees ! Estimated noise=0.650942 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.120754 Jy ! Component: 100 - total flux cleaned = 0.148209 Jy ! Component: 150 - total flux cleaned = 0.159167 Jy ! Component: 200 - total flux cleaned = 0.16495 Jy ! Total flux subtracted in 200 components = 0.16495 Jy ! Clean residual min=-0.003179 max=0.003456 Jy/beam ! Clean residual mean=-0.000013 rms=0.000855 Jy/beam ! Combined flux in latest and established models = 0.16495 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.16495 Jy ! Inverting map and beam ! Estimated beam: bmin=1.563 mas, bmaj=8.577 mas, bpa=-6.981 degrees ! Estimated noise=0.389542 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 = 0.00477924 Jy ! Component: 100 - total flux cleaned = 0.0073387 Jy ! Component: 150 - total flux cleaned = 0.00889251 Jy ! Component: 200 - total flux cleaned = 0.00989301 Jy ! Total flux subtracted in 200 components = 0.00989301 Jy ! Clean residual min=-0.001820 max=0.001688 Jy/beam ! Clean residual mean=-0.000008 rms=0.000497 Jy/beam ! Combined flux in latest and established models = 0.174843 Jy ! Adding 70 model components to the UV plane model. ! The established model now contains 90 components and 0.174843 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=2.31 mas, bmaj=8.783 mas, bpa=-6.353 degrees ! Estimated noise=0.403117 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000989461 Jy ! Component: 100 - total flux cleaned = 0.00159405 Jy ! Component: 150 - total flux cleaned = 0.00203652 Jy ! Component: 200 - total flux cleaned = 0.0022214 Jy ! Total flux subtracted in 200 components = 0.0022214 Jy ! Clean residual min=-0.001747 max=0.001869 Jy/beam ! Clean residual mean=-0.000007 rms=0.000512 Jy/beam ! Combined flux in latest and established models = 0.177064 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 = 0.000116305 Jy ! Component: 100 - total flux cleaned = 0.000212047 Jy ! Component: 150 - total flux cleaned = 0.000301433 Jy ! Component: 200 - total flux cleaned = 0.000384926 Jy ! Total flux subtracted in 200 components = 0.000384926 Jy ! Clean residual min=-0.001716 max=0.001880 Jy/beam ! Clean residual mean=-0.000007 rms=0.000504 Jy/beam ! Combined flux in latest and established models = 0.177449 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 107 components and 0.177449 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.563 mas, bmaj=8.577 mas, bpa=-6.981 degrees ! Estimated noise=0.389542 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000150666 Jy ! Component: 100 - total flux cleaned = 3.27677e-06 Jy ! Component: 150 - total flux cleaned = 4.56435e-05 Jy ! Component: 200 - total flux cleaned = 7.50474e-05 Jy ! Total flux subtracted in 200 components = 7.50474e-05 Jy ! Clean residual min=-0.001673 max=0.001758 Jy/beam ! Clean residual mean=-0.000005 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.177524 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 119 components and 0.177524 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=0.062676Jy sigma=1.155172 ! Fit after self-cal, rms=0.062674Jy sigma=1.155159 wmodel J1917-2110_X_map.mod ! Writing 119 model components to file: J1917-2110_X_map.mod wobs J1917-2110_X_uvs.fits ! Writing UV FITS file: J1917-2110_X_uvs.fits wwins J1917-2110_X_map.win ! wwins: Wrote 1 windows to J1917-2110_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 = 7.18451e-05 Jy ! Component: 100 - total flux cleaned = 0.000157014 Jy ! Component: 150 - total flux cleaned = 0.000317745 Jy ! Component: 200 - total flux cleaned = 0.00044292 Jy ! Component: 250 - total flux cleaned = 0.000514374 Jy ! Component: 300 - total flux cleaned = 0.000559607 Jy ! Component: 350 - total flux cleaned = 0.000667839 Jy ! Component: 400 - total flux cleaned = 0.000813724 Jy ! Component: 450 - total flux cleaned = 0.000934081 Jy ! Component: 500 - total flux cleaned = 0.00103063 Jy ! Component: 550 - total flux cleaned = 0.00108675 Jy ! Component: 600 - total flux cleaned = 0.00110533 Jy ! Component: 650 - total flux cleaned = 0.0011237 Jy ! Component: 700 - total flux cleaned = 0.00117533 Jy ! Component: 750 - total flux cleaned = 0.00122506 Jy ! Component: 800 - total flux cleaned = 0.00122516 Jy ! Component: 850 - total flux cleaned = 0.00124072 Jy ! Component: 900 - total flux cleaned = 0.00124064 Jy ! Component: 950 - total flux cleaned = 0.00122584 Jy ! Component: 1000 - total flux cleaned = 0.00131385 Jy ! Component: 1050 - total flux cleaned = 0.00128488 Jy ! Component: 1100 - total flux cleaned = 0.0013696 Jy ! Component: 1150 - total flux cleaned = 0.00145226 Jy ! Component: 1200 - total flux cleaned = 0.00146582 Jy ! Component: 1250 - total flux cleaned = 0.00151923 Jy ! Component: 1300 - total flux cleaned = 0.00158509 Jy ! Component: 1350 - total flux cleaned = 0.00163672 Jy ! Component: 1400 - total flux cleaned = 0.00169952 Jy ! Component: 1450 - total flux cleaned = 0.00173642 Jy ! Component: 1500 - total flux cleaned = 0.00173656 Jy ! Component: 1550 - total flux cleaned = 0.0017129 Jy ! Component: 1600 - total flux cleaned = 0.00173625 Jy ! Component: 1650 - total flux cleaned = 0.00168982 Jy ! Component: 1700 - total flux cleaned = 0.00170128 Jy ! Component: 1750 - total flux cleaned = 0.001701 Jy ! Component: 1800 - total flux cleaned = 0.00164542 Jy ! Component: 1850 - total flux cleaned = 0.00163468 Jy ! Component: 1900 - total flux cleaned = 0.00163462 Jy ! Component: 1950 - total flux cleaned = 0.00160247 Jy ! Component: 2000 - total flux cleaned = 0.00157091 Jy ! Component: 2050 - total flux cleaned = 0.00157088 Jy ! Component: 2100 - total flux cleaned = 0.00154003 Jy ! Component: 2150 - total flux cleaned = 0.00149976 Jy ! Component: 2200 - total flux cleaned = 0.00148992 Jy ! Component: 2250 - total flux cleaned = 0.00145068 Jy ! Component: 2300 - total flux cleaned = 0.00143125 Jy ! Component: 2350 - total flux cleaned = 0.00140248 Jy ! Component: 2400 - total flux cleaned = 0.00136455 Jy ! Component: 2450 - total flux cleaned = 0.00134575 Jy ! Component: 2500 - total flux cleaned = 0.00130862 Jy ! Component: 2550 - total flux cleaned = 0.00126289 Jy ! Component: 2600 - total flux cleaned = 0.00125381 Jy ! Component: 2650 - total flux cleaned = 0.00123597 Jy ! Component: 2700 - total flux cleaned = 0.00120046 Jy ! Component: 2750 - total flux cleaned = 0.00115659 Jy ! Component: 2800 - total flux cleaned = 0.00108702 Jy ! Component: 2850 - total flux cleaned = 0.0010353 Jy ! Component: 2900 - total flux cleaned = 0.000992569 Jy ! Component: 2950 - total flux cleaned = 0.000950087 Jy ! Component: 3000 - total flux cleaned = 0.000882757 Jy ! Component: 3050 - total flux cleaned = 0.000816025 Jy ! Component: 3100 - total flux cleaned = 0.000766485 Jy ! Component: 3150 - total flux cleaned = 0.000725465 Jy ! Component: 3200 - total flux cleaned = 0.000684709 Jy ! Component: 3250 - total flux cleaned = 0.000636147 Jy ! Component: 3300 - total flux cleaned = 0.000571922 Jy ! Component: 3350 - total flux cleaned = 0.000524126 Jy ! Component: 3400 - total flux cleaned = 0.000476706 Jy ! Component: 3450 - total flux cleaned = 0.000429563 Jy ! Component: 3500 - total flux cleaned = 0.000359325 Jy ! Component: 3550 - total flux cleaned = 0.000312777 Jy ! Component: 3600 - total flux cleaned = 0.000251183 Jy ! Component: 3650 - total flux cleaned = 0.000212932 Jy ! Component: 3700 - total flux cleaned = 0.000159679 Jy ! Component: 3750 - total flux cleaned = 0.000106768 Jy ! Component: 3800 - total flux cleaned = 6.91518e-05 Jy ! Component: 3850 - total flux cleaned = 4.67045e-05 Jy ! Component: 3900 - total flux cleaned = 1.69616e-05 Jy ! Component: 3950 - total flux cleaned = -5.21988e-06 Jy ! Component: 4000 - total flux cleaned = -4.94315e-05 Jy ! Component: 4050 - total flux cleaned = -9.34494e-05 Jy ! Total flux subtracted in 4096 components = -0.000122707 Jy ! Clean residual min=-0.000592 max=0.000418 Jy/beam ! Clean residual mean=-0.000001 rms=0.000140 Jy/beam ! Combined flux in latest and established models = 0.177402 Jy keep ! Adding 327 model components to the UV plane model. ! The established model now contains 446 components and 0.177402 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1917-2110_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.563 x 8.577 at -6.981 degrees (North through East) ! Clean map min=-0.0012755 max=0.15734 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1917-2110_X_map.fits wmodel /vlbi/uf001/uva//J1917-2110_X_map.mod ! Writing 446 model components to file: /vlbi/uf001/uva//J1917-2110_X_map.mod wobs /vlbi/uf001/uva//J1917-2110_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1917-2110_X_uvs.fits wwins /vlbi/uf001/uva//J1917-2110_X_map.win ! wwins: Wrote 2 windows to /vlbi/uf001/uva//J1917-2110_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.157344 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000138837 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.264712 0.264712 0.529425 1.05885 2.1177 4.2354 8.47079 16.9416 33.8832 67.7663 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.157 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1133.31 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1917-2110_X_dfm.log closed on Mon Jan 14 05:00:13 2019