! Started logfile: /vlbi/uf001/uva//J1656+6012_X_dfm.log on Mon Jan 14 03:57:39 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//J1656+6012_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1656+6012_X_uva.fits ! AN table 1: 56 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.94898 visibilities/baseline/integration-bin. ! Found source: J1656+6012 ! ! 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 13392 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 J1656+6012_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 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.019853Jy sigma=24.022386 ! Fit after self-cal, rms=0.837514Jy sigma=19.728832 ! 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=1.377 mas, bmaj=1.862 mas, bpa=-31.31 degrees ! Estimated noise=0.479904 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 = 0.126658 Jy ! Component: 100 - total flux cleaned = 0.154327 Jy ! Total flux subtracted in 100 components = 0.154327 Jy ! Clean residual min=-0.004433 max=0.008879 Jy/beam ! Clean residual mean=0.000023 rms=0.001333 Jy/beam ! Combined flux in latest and established models = 0.154327 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.154327 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=0.054969Jy sigma=1.252454 ! Fit after self-cal, rms=0.054962Jy sigma=1.252348 ! Inverting map ! Added new window around map position (-1, -1.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00984661 Jy ! Component: 100 - total flux cleaned = 0.0160175 Jy ! Total flux subtracted in 100 components = 0.0160175 Jy ! Clean residual min=-0.003673 max=0.004853 Jy/beam ! Clean residual mean=0.000012 rms=0.001002 Jy/beam ! Combined flux in latest and established models = 0.170344 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 21 components and 0.170344 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=0.052770Jy sigma=1.200353 ! Fit after self-cal, rms=0.052750Jy sigma=1.199843 ! 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=1.708 mas, bmaj=2.233 mas, bpa=-28.03 degrees ! Estimated noise=0.284829 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 = 0.00524334 Jy ! Component: 100 - total flux cleaned = 0.00829207 Jy ! Component: 150 - total flux cleaned = 0.00958098 Jy ! Component: 200 - total flux cleaned = 0.0100124 Jy ! Total flux subtracted in 200 components = 0.0100124 Jy ! Clean residual min=-0.003415 max=0.003275 Jy/beam ! Clean residual mean=0.000018 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.180357 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 37 components and 0.180357 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=0.052188Jy sigma=1.186746 ! Fit after self-cal, rms=0.052165Jy sigma=1.186326 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.708 x 2.233 at -28.03 degrees (North through East) ! Clean map min=-0.0032401 max=0.15965 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.97 KP 0.99 LA 1.00 ! NL 1.08 OV 0.94 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.97 KP 0.99 LA 1.02 ! NL 1.10 OV 0.95 PT 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.98 KP 1.01 LA 1.02 ! NL 1.07 OV 0.93 PT 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.96 KP 0.99 LA 1.00 ! NL 1.09 OV 0.93 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.96 KP 1.02 LA 1.03 ! NL 1.06 OV 0.95 PT 0.95 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.98 KP 1.00 LA 1.01 ! NL 1.12 OV 0.92 PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 0.98 KP 1.04 LA 1.05 ! NL 1.07 OV 0.94 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00 HN 0.96 KP 1.01 LA 1.05 ! NL 1.09 OV 0.95 PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 0.99 KP 1.02 LA 1.05 ! NL 1.10 OV 0.91 PT 0.98 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.01 HN 0.99 KP 1.01 LA 1.05 ! NL 1.09 OV 0.92 PT 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 HN 0.97 KP 1.02 LA 1.02 ! NL 1.08 OV 0.95 PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.02 KP 1.00 LA 1.03 ! NL 1.09 OV 0.95 PT 0.95 ! ! ! Fit before self-cal, rms=0.052165Jy sigma=1.186326 ! Fit after self-cal, rms=0.050939Jy sigma=1.161733 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.697 mas, bmaj=2.215 mas, bpa=-27.48 degrees ! Estimated noise=0.284431 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 = -0.00153045 Jy ! Component: 100 - total flux cleaned = -0.0017103 Jy ! Component: 150 - total flux cleaned = -0.00175217 Jy ! Component: 200 - total flux cleaned = -0.00175174 Jy ! Total flux subtracted in 200 components = -0.00175174 Jy ! Clean residual min=-0.001942 max=0.001898 Jy/beam ! Clean residual mean=0.000016 rms=0.000464 Jy/beam ! Combined flux in latest and established models = 0.178605 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.178605 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=0.050826Jy sigma=1.158909 ! Fit after self-cal, rms=0.050840Jy sigma=1.158663 ! 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=0.050840Jy sigma=1.158663 ! Fit after self-cal, rms=0.050569Jy sigma=1.147966 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.693 mas, bmaj=2.224 mas, bpa=-26.91 degrees ! Estimated noise=0.284583 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000854216 Jy ! Component: 100 - total flux cleaned = -0.000999475 Jy ! Component: 150 - total flux cleaned = -0.00100207 Jy ! Component: 200 - total flux cleaned = -0.00100302 Jy ! Total flux subtracted in 200 components = -0.00100302 Jy ! Clean residual min=-0.001594 max=0.001323 Jy/beam ! Clean residual mean=0.000005 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.177602 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.177602 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=0.050545Jy sigma=1.147330 ! Fit after self-cal, rms=0.050552Jy sigma=1.147210 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 = -1.50797e-05 Jy ! Component: 100 - total flux cleaned = -2.92895e-05 Jy ! Component: 150 - total flux cleaned = -2.99061e-05 Jy ! Component: 200 - total flux cleaned = -4.09741e-05 Jy ! Total flux subtracted in 200 components = -4.09741e-05 Jy ! Clean residual min=-0.001584 max=0.001360 Jy/beam ! Clean residual mean=0.000005 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.177561 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 56 components and 0.177561 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=0.050546Jy sigma=1.147054 ! Fit after self-cal, rms=0.050545Jy sigma=1.147038 ! 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=0.050545Jy sigma=1.147038 ! Fit after self-cal, rms=0.050543Jy sigma=1.146816 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.694 mas, bmaj=2.224 mas, bpa=-26.83 degrees ! Estimated noise=0.28458 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000562597 Jy ! Component: 100 - total flux cleaned = -0.000593424 Jy ! Component: 150 - total flux cleaned = -0.000593502 Jy ! Component: 200 - total flux cleaned = -0.000592941 Jy ! Total flux subtracted in 200 components = -0.000592941 Jy ! Clean residual min=-0.001581 max=0.001281 Jy/beam ! Clean residual mean=0.000005 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.176968 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 59 components and 0.176968 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=0.050535Jy sigma=1.146586 ! Fit after self-cal, rms=0.050535Jy sigma=1.146570 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.68726e-05 Jy ! Component: 100 - total flux cleaned = 1.73007e-05 Jy ! Component: 150 - total flux cleaned = 8.67891e-06 Jy ! Component: 200 - total flux cleaned = 5.155e-07 Jy ! Total flux subtracted in 200 components = 5.155e-07 Jy ! Clean residual min=-0.001575 max=0.001293 Jy/beam ! Clean residual mean=0.000005 rms=0.000319 Jy/beam ! Combined flux in latest and established models = 0.176969 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 63 components and 0.176969 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=0.050531Jy sigma=1.146497 ! Fit after self-cal, rms=0.050531Jy sigma=1.146494 ! 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=0.050531Jy sigma=1.146494 ! Fit after self-cal, rms=0.050535Jy sigma=1.146411 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.652 mas, bmaj=3.163 mas, bpa=-20.94 degrees ! Estimated noise=0.314719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000293471 Jy ! Component: 100 - total flux cleaned = -0.000344514 Jy ! Component: 150 - total flux cleaned = -0.000398706 Jy ! Component: 200 - total flux cleaned = -0.000434879 Jy ! Total flux subtracted in 200 components = -0.000434879 Jy ! Clean residual min=-0.001585 max=0.001295 Jy/beam ! Clean residual mean=0.000008 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.176534 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 72 components and 0.176534 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=0.050533Jy sigma=1.146347 ! Fit after self-cal, rms=0.050533Jy sigma=1.146326 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.6719e-05 Jy ! Component: 100 - total flux cleaned = -6.2471e-05 Jy ! Component: 150 - total flux cleaned = -8.16e-05 Jy ! Component: 200 - total flux cleaned = -9.42256e-05 Jy ! Total flux subtracted in 200 components = -9.42256e-05 Jy ! Clean residual min=-0.001585 max=0.001294 Jy/beam ! Clean residual mean=0.000008 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.176439 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 82 components and 0.176439 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=0.050533Jy sigma=1.146327 ! Fit after self-cal, rms=0.050533Jy sigma=1.146323 ! 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=1.694 mas, bmaj=2.225 mas, bpa=-26.81 degrees ! Estimated noise=0.284613 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.694 x 2.225 at -26.81 degrees (North through East) ! Clean map min=-0.0015601 max=0.15994 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=1.362 mas, bmaj=1.849 mas, bpa=-30.29 degrees ! Estimated noise=0.476325 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.125684 Jy ! Component: 100 - total flux cleaned = 0.153239 Jy ! Component: 150 - total flux cleaned = 0.162027 Jy ! Component: 200 - total flux cleaned = 0.166508 Jy ! Total flux subtracted in 200 components = 0.166508 Jy ! Clean residual min=-0.002130 max=0.002693 Jy/beam ! Clean residual mean=0.000005 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.166508 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.166508 Jy ! Inverting map and beam ! Estimated beam: bmin=1.694 mas, bmaj=2.225 mas, bpa=-26.81 degrees ! Estimated noise=0.284613 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 = 0.00393831 Jy ! Component: 100 - total flux cleaned = 0.00616683 Jy ! Component: 150 - total flux cleaned = 0.00753515 Jy ! Component: 200 - total flux cleaned = 0.00841631 Jy ! Total flux subtracted in 200 components = 0.00841631 Jy ! Clean residual min=-0.001636 max=0.001369 Jy/beam ! Clean residual mean=0.000005 rms=0.000326 Jy/beam ! Combined flux in latest and established models = 0.174924 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 54 components and 0.174924 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=2.652 mas, bmaj=3.163 mas, bpa=-20.94 degrees ! Estimated noise=0.314719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000859767 Jy ! Component: 100 - total flux cleaned = 0.000958867 Jy ! Component: 150 - total flux cleaned = 0.00102733 Jy ! Component: 200 - total flux cleaned = 0.00108957 Jy ! Total flux subtracted in 200 components = 0.00108957 Jy ! Clean residual min=-0.001614 max=0.001295 Jy/beam ! Clean residual mean=0.000008 rms=0.000344 Jy/beam ! Combined flux in latest and established models = 0.176014 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 = 7.85875e-06 Jy ! Component: 100 - total flux cleaned = 2.23877e-05 Jy ! Component: 150 - total flux cleaned = 2.94213e-05 Jy ! Component: 200 - total flux cleaned = 3.58885e-05 Jy ! Total flux subtracted in 200 components = 3.58885e-05 Jy ! Clean residual min=-0.001613 max=0.001292 Jy/beam ! Clean residual mean=0.000008 rms=0.000343 Jy/beam ! Combined flux in latest and established models = 0.17605 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 66 components and 0.17605 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.694 mas, bmaj=2.225 mas, bpa=-26.81 degrees ! Estimated noise=0.284613 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00021372 Jy ! Component: 100 - total flux cleaned = -0.000197922 Jy ! Component: 150 - total flux cleaned = -0.000184058 Jy ! Component: 200 - total flux cleaned = -0.000158196 Jy ! Total flux subtracted in 200 components = -0.000158196 Jy ! Clean residual min=-0.001634 max=0.001239 Jy/beam ! Clean residual mean=0.000005 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.175891 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 75 components and 0.175891 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=0.050543Jy sigma=1.146544 ! Fit after self-cal, rms=0.050540Jy sigma=1.146444 wmodel J1656+6012_X_map.mod ! Writing 75 model components to file: J1656+6012_X_map.mod wobs J1656+6012_X_uvs.fits ! Writing UV FITS file: J1656+6012_X_uvs.fits wwins J1656+6012_X_map.win ! wwins: Wrote 2 windows to J1656+6012_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 = -0.000657177 Jy ! Component: 100 - total flux cleaned = -0.00091576 Jy ! Component: 150 - total flux cleaned = -0.00111023 Jy ! Component: 200 - total flux cleaned = -0.00129474 Jy ! Component: 250 - total flux cleaned = -0.00137254 Jy ! Component: 300 - total flux cleaned = -0.00135334 Jy ! Component: 350 - total flux cleaned = -0.00128093 Jy ! Component: 400 - total flux cleaned = -0.00122814 Jy ! Component: 450 - total flux cleaned = -0.0011598 Jy ! Component: 500 - total flux cleaned = -0.00112667 Jy ! Component: 550 - total flux cleaned = -0.00112666 Jy ! Component: 600 - total flux cleaned = -0.00112658 Jy ! Component: 650 - total flux cleaned = -0.00112661 Jy ! Component: 700 - total flux cleaned = -0.00115723 Jy ! Component: 750 - total flux cleaned = -0.00114239 Jy ! Component: 800 - total flux cleaned = -0.00114242 Jy ! Component: 850 - total flux cleaned = -0.00112804 Jy ! Component: 900 - total flux cleaned = -0.00112805 Jy ! Component: 950 - total flux cleaned = -0.00108661 Jy ! Component: 1000 - total flux cleaned = -0.00108627 Jy ! Component: 1050 - total flux cleaned = -0.001032 Jy ! Component: 1100 - total flux cleaned = -0.000952322 Jy ! Component: 1150 - total flux cleaned = -0.000926161 Jy ! Component: 1200 - total flux cleaned = -0.000848749 Jy ! Component: 1250 - total flux cleaned = -0.000836199 Jy ! Component: 1300 - total flux cleaned = -0.000748186 Jy ! Component: 1350 - total flux cleaned = -0.000723498 Jy ! Component: 1400 - total flux cleaned = -0.000674582 Jy ! Component: 1450 - total flux cleaned = -0.000638707 Jy ! Component: 1500 - total flux cleaned = -0.000614784 Jy ! Component: 1550 - total flux cleaned = -0.000579656 Jy ! Component: 1600 - total flux cleaned = -0.000544987 Jy ! Component: 1650 - total flux cleaned = -0.00051062 Jy ! Component: 1700 - total flux cleaned = -0.000510478 Jy ! Component: 1750 - total flux cleaned = -0.000454339 Jy ! Component: 1800 - total flux cleaned = -0.000410294 Jy ! Component: 1850 - total flux cleaned = -0.000399233 Jy ! Component: 1900 - total flux cleaned = -0.000355767 Jy ! Component: 1950 - total flux cleaned = -0.000291481 Jy ! Component: 2000 - total flux cleaned = -0.000259731 Jy ! Component: 2050 - total flux cleaned = -0.00023873 Jy ! Component: 2100 - total flux cleaned = -0.000166134 Jy ! Component: 2150 - total flux cleaned = -0.000125173 Jy ! Component: 2200 - total flux cleaned = -0.000104946 Jy ! Component: 2250 - total flux cleaned = -7.47051e-05 Jy ! Component: 2300 - total flux cleaned = -5.47161e-05 Jy ! Component: 2350 - total flux cleaned = 1.41074e-05 Jy ! Component: 2400 - total flux cleaned = 4.32314e-05 Jy ! Component: 2450 - total flux cleaned = 8.1766e-05 Jy ! Component: 2500 - total flux cleaned = 0.000139041 Jy ! Component: 2550 - total flux cleaned = 0.000148356 Jy ! Component: 2600 - total flux cleaned = 0.000157857 Jy ! Component: 2650 - total flux cleaned = 0.000195102 Jy ! Component: 2700 - total flux cleaned = 0.000213595 Jy ! Component: 2750 - total flux cleaned = 0.00022275 Jy ! Component: 2800 - total flux cleaned = 0.000231862 Jy ! Component: 2850 - total flux cleaned = 0.000285457 Jy ! Component: 2900 - total flux cleaned = 0.000267819 Jy ! Component: 2950 - total flux cleaned = 0.000338025 Jy ! Component: 3000 - total flux cleaned = 0.000355477 Jy ! Component: 3050 - total flux cleaned = 0.000381309 Jy ! Component: 3100 - total flux cleaned = 0.000398477 Jy ! Component: 3150 - total flux cleaned = 0.000432528 Jy ! Component: 3200 - total flux cleaned = 0.000432446 Jy ! Component: 3250 - total flux cleaned = 0.000482601 Jy ! Component: 3300 - total flux cleaned = 0.000474354 Jy ! Component: 3350 - total flux cleaned = 0.000507236 Jy ! Component: 3400 - total flux cleaned = 0.0005153 Jy ! Component: 3450 - total flux cleaned = 0.000539552 Jy ! Component: 3500 - total flux cleaned = 0.000539643 Jy ! Component: 3550 - total flux cleaned = 0.000579474 Jy ! Component: 3600 - total flux cleaned = 0.000571628 Jy ! Component: 3650 - total flux cleaned = 0.000571632 Jy ! Component: 3700 - total flux cleaned = 0.000579427 Jy ! Component: 3750 - total flux cleaned = 0.00060267 Jy ! Component: 3800 - total flux cleaned = 0.000595064 Jy ! Component: 3850 - total flux cleaned = 0.000602727 Jy ! Component: 3900 - total flux cleaned = 0.000617772 Jy ! Component: 3950 - total flux cleaned = 0.000625261 Jy ! Component: 4000 - total flux cleaned = 0.000602851 Jy ! Component: 4050 - total flux cleaned = 0.000610264 Jy ! Total flux subtracted in 4096 components = 0.000602815 Jy ! Clean residual min=-0.000505 max=0.000538 Jy/beam ! Clean residual mean=0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.176494 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 360 components and 0.176494 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1656+6012_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.694 x 2.225 at -26.81 degrees (North through East) ! Clean map min=-0.00095413 max=0.16032 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1656+6012_X_map.fits wmodel /vlbi/uf001/uva//J1656+6012_X_map.mod ! Writing 360 model components to file: /vlbi/uf001/uva//J1656+6012_X_map.mod wobs /vlbi/uf001/uva//J1656+6012_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1656+6012_X_uvs.fits wwins /vlbi/uf001/uva//J1656+6012_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J1656+6012_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.160322 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000131026 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.24518 0.24518 0.49036 0.980721 1.96144 3.92288 7.84577 15.6915 31.3831 62.7661 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.16 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1223.59 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1656+6012_X_dfm.log closed on Mon Jan 14 03:57:44 2019