! Started logfile: /vlbi/bp222/maps//J1927+7358_X_dfm.log on Thu Sep 27 11:32:15 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//J1927+7358_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J1927+7358_X_uvm.fits ! AN table 1: 13 integrations on 28 of 28 possible baselines. ! Apparent sampling: 2 visibilities/baseline/integration-bin. ! Found source: J1927+7358 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 8736 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 J1927+7358_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. ! ! 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=4.327490Jy sigma=60.968468 ! Fit after self-cal, rms=3.140724Jy sigma=43.769783 ! 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=0.6964 mas, bmaj=2.557 mas, bpa=-18.51 degrees ! Estimated noise=1.6097 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 = 3.2048 Jy ! Component: 100 - total flux cleaned = 3.90365 Jy ! Total flux subtracted in 100 components = 3.90365 Jy ! Clean residual min=-0.120257 max=0.194919 Jy/beam ! Clean residual mean=0.000067 rms=0.035684 Jy/beam ! Combined flux in latest and established models = 3.90365 Jy ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 3.90365 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=0.402412Jy sigma=5.587171 ! Fit after self-cal, rms=0.402428Jy sigma=5.587034 ! 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=0.9484 mas, bmaj=2.63 mas, bpa=-19.99 degrees ! Estimated noise=0.833206 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 = 0.200561 Jy ! Component: 100 - total flux cleaned = 0.305948 Jy ! Component: 150 - total flux cleaned = 0.373598 Jy ! Component: 200 - total flux cleaned = 0.419259 Jy ! Total flux subtracted in 200 components = 0.419259 Jy ! Clean residual min=-0.082580 max=0.200895 Jy/beam ! Clean residual mean=-0.000011 rms=0.032074 Jy/beam ! Combined flux in latest and established models = 4.32291 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 22 components and 4.32291 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=0.285441Jy sigma=4.005556 ! Fit after self-cal, rms=0.282654Jy sigma=3.986040 ! Inverting map ! Added new window around map position (1.8, -4.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.164645 Jy ! Component: 100 - total flux cleaned = 0.235987 Jy ! Component: 150 - total flux cleaned = 0.285939 Jy ! Component: 200 - total flux cleaned = 0.321768 Jy ! Total flux subtracted in 200 components = 0.321768 Jy ! Clean residual min=-0.063814 max=0.065395 Jy/beam ! Clean residual mean=0.000007 rms=0.015709 Jy/beam ! Combined flux in latest and established models = 4.64468 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 53 components and 4.64468 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=0.174920Jy sigma=2.355761 ! Fit after self-cal, rms=0.155052Jy sigma=2.116445 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9484 x 2.63 at -19.99 degrees (North through East) ! Clean map min=-0.048312 max=4.1364 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.00 LA 0.99 ! MK 0.99 NL 0.99 OV 1.01 PT 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.99 LA 0.98 ! MK 0.98 NL 0.99 OV 1.01 PT 0.98 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.01 LA 1.00 ! MK 1.01 NL 1.00 OV 1.03 PT 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.99 LA 1.00 ! MK 1.02 NL 1.00 OV 1.01 PT 0.97 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.98 LA 1.00 ! MK 1.01 NL 0.99 OV 1.02 PT 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.99 LA 0.99 ! MK 1.01 NL 0.99 OV 1.01 PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 LA 1.00 ! MK 1.01 NL 0.98 OV 1.02 PT 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 HN 1.01 LA 1.00 ! MK 1.00 NL 1.00 OV 1.03 PT 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.01 LA 0.99 ! MK 0.99 NL 0.99 OV 1.02 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 1.00 LA 1.00 ! MK 0.99 NL 0.98 OV 1.01 PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.98 HN 0.97 LA 1.01 ! MK 1.00 NL 0.98 OV 1.00 PT 0.95 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.96 HN 0.97 LA 1.01 ! MK 0.97 NL 0.99 OV 0.99 PT 0.96 ! ! ! Fit before self-cal, rms=0.155052Jy sigma=2.116445 ! Fit after self-cal, rms=0.116292Jy sigma=1.494582 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9483 mas, bmaj=2.632 mas, bpa=-20.05 degrees ! Estimated noise=0.829686 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 (1.6, -10.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0489325 Jy ! Component: 100 - total flux cleaned = 0.0662894 Jy ! Component: 150 - total flux cleaned = 0.077582 Jy ! Component: 200 - total flux cleaned = 0.0831173 Jy ! Total flux subtracted in 200 components = 0.0831173 Jy ! Clean residual min=-0.022214 max=0.024837 Jy/beam ! Clean residual mean=0.000008 rms=0.006169 Jy/beam ! Combined flux in latest and established models = 4.7278 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 80 components and 4.7278 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=0.090431Jy sigma=1.122188 ! Fit after self-cal, rms=0.087782Jy sigma=1.100044 ! 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=0.087782Jy sigma=1.100044 ! Fit after self-cal, rms=0.086161Jy sigma=1.077601 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9487 mas, bmaj=2.632 mas, bpa=-20.07 degrees ! Estimated noise=0.828635 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0182829 Jy ! Component: 100 - total flux cleaned = 0.0254953 Jy ! Component: 150 - total flux cleaned = 0.0306752 Jy ! Component: 200 - total flux cleaned = 0.0343153 Jy ! Total flux subtracted in 200 components = 0.0343153 Jy ! Clean residual min=-0.017735 max=0.018662 Jy/beam ! Clean residual mean=0.000005 rms=0.004957 Jy/beam ! Combined flux in latest and established models = 4.76211 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 98 components and 4.76211 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=0.078338Jy sigma=0.982135 ! Fit after self-cal, rms=0.077724Jy sigma=0.978764 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 = 0.00551119 Jy ! Component: 100 - total flux cleaned = 0.00886698 Jy ! Component: 150 - total flux cleaned = 0.0098924 Jy ! Component: 200 - total flux cleaned = 0.01147 Jy ! Total flux subtracted in 200 components = 0.01147 Jy ! Clean residual min=-0.016322 max=0.015887 Jy/beam ! Clean residual mean=0.000005 rms=0.004550 Jy/beam ! Combined flux in latest and established models = 4.77358 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 110 components and 4.77358 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=0.074330Jy sigma=0.940965 ! Fit after self-cal, rms=0.074137Jy sigma=0.940293 ! 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=0.074137Jy sigma=0.940293 ! Fit after self-cal, rms=0.073119Jy sigma=0.922716 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9487 mas, bmaj=2.63 mas, bpa=-20.1 degrees ! Estimated noise=0.82866 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112513 Jy ! Component: 100 - total flux cleaned = 0.0163826 Jy ! Component: 150 - total flux cleaned = 0.0181603 Jy ! Component: 200 - total flux cleaned = 0.0192407 Jy ! Total flux subtracted in 200 components = 0.0192407 Jy ! Clean residual min=-0.013812 max=0.014120 Jy/beam ! Clean residual mean=0.000004 rms=0.003847 Jy/beam ! Combined flux in latest and established models = 4.79282 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 118 components and 4.79282 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=0.069792Jy sigma=0.886758 ! Fit after self-cal, rms=0.069620Jy sigma=0.886007 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 = 0.00265649 Jy ! Component: 100 - total flux cleaned = 0.00383427 Jy ! Component: 150 - total flux cleaned = 0.00492757 Jy ! Component: 200 - total flux cleaned = 0.00534445 Jy ! Total flux subtracted in 200 components = 0.00534445 Jy ! Clean residual min=-0.012634 max=0.013209 Jy/beam ! Clean residual mean=0.000004 rms=0.003634 Jy/beam ! Combined flux in latest and established models = 4.79816 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 128 components and 4.79817 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=0.068108Jy sigma=0.869079 ! Fit after self-cal, rms=0.068012Jy sigma=0.868755 ! 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=0.068012Jy sigma=0.868755 ! Fit after self-cal, rms=0.067654Jy sigma=0.860372 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.032 mas, bmaj=2.962 mas, bpa=-23.21 degrees ! Estimated noise=0.963814 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0044075 Jy ! Component: 100 - total flux cleaned = 0.00728574 Jy ! Component: 150 - total flux cleaned = 0.00932745 Jy ! Component: 200 - total flux cleaned = 0.0100581 Jy ! Total flux subtracted in 200 components = 0.0100581 Jy ! Clean residual min=-0.013753 max=0.016112 Jy/beam ! Clean residual mean=0.000007 rms=0.004381 Jy/beam ! Combined flux in latest and established models = 4.80822 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 142 components and 4.80822 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=0.067184Jy sigma=0.850190 ! Fit after self-cal, rms=0.067099Jy sigma=0.849017 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 = 0.00166884 Jy ! Component: 100 - total flux cleaned = 0.0019927 Jy ! Component: 150 - total flux cleaned = 0.00184259 Jy ! Component: 200 - total flux cleaned = 0.00184397 Jy ! Total flux subtracted in 200 components = 0.00184397 Jy ! Clean residual min=-0.012185 max=0.015238 Jy/beam ! Clean residual mean=0.000006 rms=0.004145 Jy/beam ! Combined flux in latest and established models = 4.81007 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 152 components and 4.81007 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=0.066963Jy sigma=0.845717 ! Fit after self-cal, rms=0.066943Jy sigma=0.845098 ! 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=0.9486 mas, bmaj=2.629 mas, bpa=-20.13 degrees ! Estimated noise=0.828794 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9486 x 2.629 at -20.13 degrees (North through East) ! Clean map min=-0.017322 max=4.1323 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 ! Performing amp+phase self-cal ! ! 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=0.066943Jy sigma=0.845098 ! Fit after self-cal, rms=0.063386Jy sigma=0.748968 ! Inverting map and beam ! Estimated beam: bmin=0.9483 mas, bmaj=2.629 mas, bpa=-20.13 degrees ! Estimated noise=0.82899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00349778 Jy ! Component: 100 - total flux cleaned = 0.00603762 Jy ! Component: 150 - total flux cleaned = 0.00857098 Jy ! Component: 200 - total flux cleaned = 0.0094371 Jy ! Total flux subtracted in 200 components = 0.0094371 Jy ! Clean residual min=-0.009930 max=0.011982 Jy/beam ! Clean residual mean=0.000002 rms=0.002842 Jy/beam ! Combined flux in latest and established models = 4.81951 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 166 components and 4.81951 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=0.061431Jy sigma=0.731867 ! Fit after self-cal, rms=0.061349Jy sigma=0.731614 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000673417 Jy ! Component: 100 - total flux cleaned = 0.00113065 Jy ! Component: 150 - total flux cleaned = 0.00112326 Jy ! Component: 200 - total flux cleaned = 0.00153515 Jy ! Total flux subtracted in 200 components = 0.00153515 Jy ! Clean residual min=-0.009481 max=0.011404 Jy/beam ! Clean residual mean=0.000002 rms=0.002758 Jy/beam ! Combined flux in latest and established models = 4.82104 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 181 components and 4.82104 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=0.060517Jy sigma=0.723930 ! Fit after self-cal, rms=0.060462Jy sigma=0.723793 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.060462Jy sigma=0.723793 ! Fit after self-cal, rms=0.060374Jy sigma=0.719981 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=0.6955 mas, bmaj=2.551 mas, bpa=-18.57 degrees ! Estimated noise=1.59808 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.18196 Jy ! Component: 100 - total flux cleaned = 3.87583 Jy ! Component: 150 - total flux cleaned = 4.07781 Jy ! Component: 200 - total flux cleaned = 4.20757 Jy ! Total flux subtracted in 200 components = 4.20757 Jy ! Clean residual min=-0.073654 max=0.075925 Jy/beam ! Clean residual mean=0.000039 rms=0.019957 Jy/beam ! Combined flux in latest and established models = 4.20757 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 16 model components to the UV plane model. ! The established model now contains 16 components and 4.20757 Jy ! Inverting map and beam ! Estimated beam: bmin=0.948 mas, bmaj=2.629 mas, bpa=-20.13 degrees ! Estimated noise=0.829199 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 = 0.134392 Jy ! Component: 100 - total flux cleaned = 0.230481 Jy ! Component: 150 - total flux cleaned = 0.303951 Jy ! Component: 200 - total flux cleaned = 0.361472 Jy ! Total flux subtracted in 200 components = 0.361472 Jy ! Clean residual min=-0.033286 max=0.039224 Jy/beam ! Clean residual mean=0.000018 rms=0.011595 Jy/beam ! Combined flux in latest and established models = 4.56904 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 43 components and 4.56905 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=2.031 mas, bmaj=2.961 mas, bpa=-23.24 degrees ! Estimated noise=0.965143 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0699809 Jy ! Component: 100 - total flux cleaned = 0.115995 Jy ! Component: 150 - total flux cleaned = 0.148532 Jy ! Component: 200 - total flux cleaned = 0.172825 Jy ! Total flux subtracted in 200 components = 0.172825 Jy ! Clean residual min=-0.022868 max=0.024305 Jy/beam ! Clean residual mean=0.000006 rms=0.007478 Jy/beam ! Combined flux in latest and established models = 4.74187 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 = 0.0187168 Jy ! Component: 100 - total flux cleaned = 0.0334587 Jy ! Component: 150 - total flux cleaned = 0.0455536 Jy ! Component: 200 - total flux cleaned = 0.0545039 Jy ! Total flux subtracted in 200 components = 0.0545039 Jy ! Clean residual min=-0.016022 max=0.016283 Jy/beam ! Clean residual mean=0.000005 rms=0.004748 Jy/beam ! Combined flux in latest and established models = 4.79637 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 94 components and 4.79637 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.948 mas, bmaj=2.629 mas, bpa=-20.13 degrees ! Estimated noise=0.829199 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00237714 Jy ! Component: 100 - total flux cleaned = 0.00461819 Jy ! Component: 150 - total flux cleaned = 0.00709173 Jy ! Component: 200 - total flux cleaned = 0.0103787 Jy ! Total flux subtracted in 200 components = 0.0103787 Jy ! Clean residual min=-0.013554 max=0.017912 Jy/beam ! Clean residual mean=0.000004 rms=0.003422 Jy/beam ! Combined flux in latest and established models = 4.80675 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 120 components and 4.80675 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=0.075229Jy sigma=0.840080 ! Fit after self-cal, rms=0.074585Jy sigma=0.827667 wmodel J1927+7358_X_map.mod ! Writing 120 model components to file: J1927+7358_X_map.mod wobs J1927+7358_X_uvs.fits ! Writing UV FITS file: J1927+7358_X_uvs.fits wwins J1927+7358_X_map.win ! wwins: Wrote 3 windows to J1927+7358_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 = 0.00730431 Jy ! Component: 100 - total flux cleaned = 0.0132377 Jy ! Component: 150 - total flux cleaned = 0.0170281 Jy ! Component: 200 - total flux cleaned = 0.0203706 Jy ! Component: 250 - total flux cleaned = 0.0235142 Jy ! Component: 300 - total flux cleaned = 0.0261151 Jy ! Component: 350 - total flux cleaned = 0.0282298 Jy ! Component: 400 - total flux cleaned = 0.0300759 Jy ! Component: 450 - total flux cleaned = 0.0319975 Jy ! Component: 500 - total flux cleaned = 0.0336792 Jy ! Component: 550 - total flux cleaned = 0.0349943 Jy ! Component: 600 - total flux cleaned = 0.0365289 Jy ! Component: 650 - total flux cleaned = 0.0377317 Jy ! Component: 700 - total flux cleaned = 0.0391455 Jy ! Component: 750 - total flux cleaned = 0.0404992 Jy ! Component: 800 - total flux cleaned = 0.0412095 Jy ! Component: 850 - total flux cleaned = 0.0421263 Jy ! Component: 900 - total flux cleaned = 0.0431176 Jy ! Component: 950 - total flux cleaned = 0.0439711 Jy ! Component: 1000 - total flux cleaned = 0.0448965 Jy ! Component: 1050 - total flux cleaned = 0.0457893 Jy ! Component: 1100 - total flux cleaned = 0.0463649 Jy ! Component: 1150 - total flux cleaned = 0.0469233 Jy ! Component: 1200 - total flux cleaned = 0.0473756 Jy ! Component: 1250 - total flux cleaned = 0.0478153 Jy ! Component: 1300 - total flux cleaned = 0.0483288 Jy ! Component: 1350 - total flux cleaned = 0.0488279 Jy ! Component: 1400 - total flux cleaned = 0.0492313 Jy ! Component: 1450 - total flux cleaned = 0.0498598 Jy ! Component: 1500 - total flux cleaned = 0.0503169 Jy ! Component: 1550 - total flux cleaned = 0.0504664 Jy ! Component: 1600 - total flux cleaned = 0.0508309 Jy ! Component: 1650 - total flux cleaned = 0.0509021 Jy ! Component: 1700 - total flux cleaned = 0.0511105 Jy ! Component: 1750 - total flux cleaned = 0.0513145 Jy ! Component: 1800 - total flux cleaned = 0.0514473 Jy ! Component: 1850 - total flux cleaned = 0.0515111 Jy ! Component: 1900 - total flux cleaned = 0.0514481 Jy ! Component: 1950 - total flux cleaned = 0.051635 Jy ! Component: 2000 - total flux cleaned = 0.0517555 Jy ! Component: 2050 - total flux cleaned = 0.0517543 Jy ! Component: 2100 - total flux cleaned = 0.0519877 Jy ! Component: 2150 - total flux cleaned = 0.0521031 Jy ! Component: 2200 - total flux cleaned = 0.0522157 Jy ! Component: 2250 - total flux cleaned = 0.0522162 Jy ! Component: 2300 - total flux cleaned = 0.0523254 Jy ! Component: 2350 - total flux cleaned = 0.052379 Jy ! Component: 2400 - total flux cleaned = 0.052379 Jy ! Component: 2450 - total flux cleaned = 0.0523792 Jy ! Component: 2500 - total flux cleaned = 0.0524307 Jy ! Component: 2550 - total flux cleaned = 0.0524309 Jy ! Component: 2600 - total flux cleaned = 0.0525321 Jy ! Component: 2650 - total flux cleaned = 0.0525322 Jy ! Component: 2700 - total flux cleaned = 0.0527784 Jy ! Component: 2750 - total flux cleaned = 0.0528271 Jy ! Component: 2800 - total flux cleaned = 0.0528757 Jy ! Component: 2850 - total flux cleaned = 0.0529237 Jy ! Component: 2900 - total flux cleaned = 0.052971 Jy ! Component: 2950 - total flux cleaned = 0.0529238 Jy ! Component: 3000 - total flux cleaned = 0.0530175 Jy ! Component: 3050 - total flux cleaned = 0.0528775 Jy ! Component: 3100 - total flux cleaned = 0.0529237 Jy ! Component: 3150 - total flux cleaned = 0.0528315 Jy ! Component: 3200 - total flux cleaned = 0.05274 Jy ! Component: 3250 - total flux cleaned = 0.0526943 Jy ! Component: 3300 - total flux cleaned = 0.0526486 Jy ! Component: 3350 - total flux cleaned = 0.0525585 Jy ! Component: 3400 - total flux cleaned = 0.0525136 Jy ! Component: 3450 - total flux cleaned = 0.0524237 Jy ! Component: 3500 - total flux cleaned = 0.0522892 Jy ! Component: 3550 - total flux cleaned = 0.0522893 Jy ! Component: 3600 - total flux cleaned = 0.0521554 Jy ! Component: 3650 - total flux cleaned = 0.0521553 Jy ! Component: 3700 - total flux cleaned = 0.0520214 Jy ! Component: 3750 - total flux cleaned = 0.0519768 Jy ! Component: 3800 - total flux cleaned = 0.0518875 Jy ! Component: 3850 - total flux cleaned = 0.0517532 Jy ! Component: 3900 - total flux cleaned = 0.0516636 Jy ! Component: 3950 - total flux cleaned = 0.051529 Jy ! Component: 4000 - total flux cleaned = 0.051484 Jy ! Component: 4050 - total flux cleaned = 0.051484 Jy ! Total flux subtracted in 4096 components = 0.0514843 Jy ! Clean residual min=-0.002889 max=0.002725 Jy/beam ! Clean residual mean=0.000000 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 4.85824 Jy keep ! Adding 233 model components to the UV plane model. ! The established model now contains 352 components and 4.85824 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J1927+7358_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.948 x 2.629 at -20.13 degrees (North through East) ! Clean map min=-0.012884 max=4.1384 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J1927+7358_X_map.fits wmodel /vlbi/bp222/maps//J1927+7358_X_map.mod ! Writing 352 model components to file: /vlbi/bp222/maps//J1927+7358_X_map.mod wobs /vlbi/bp222/maps//J1927+7358_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J1927+7358_X_uvs.fits wwins /vlbi/bp222/maps//J1927+7358_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J1927+7358_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 4.13838 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00073928 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.053592 0.053592 0.107184 0.214368 0.428736 0.857472 1.71494 3.42989 6.85977 13.7195 27.4391 54.8782 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0022 print "peak= ", int(1000*peak_flux)/1000 ! peak= 4.138 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5597.85 quit ! Quitting program ! Log file /vlbi/bp222/maps//J1927+7358_X_dfm.log closed on Thu Sep 27 11:32:19 2018