! Started logfile: /image_prod/ug002_uva//J1701-2954_X_dfm.log on Thu Mar 5 03:04:11 2020 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 /image_prod/ug002_uva//J1701-2954_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1701-2954_X_uva.fits ! AN table 1: 120 integrations on 10 of 10 possible baselines. ! Apparent sampling: 0.8 visibilities/baseline/integration-bin. ! Found source: J1701-2954 ! ! 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 11520 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 J1701-2954_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 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001863Jy sigma=9.460654 ! Fit after self-cal, rms=0.968110Jy sigma=9.153532 ! 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=3.507 mas, bmaj=14.06 mas, bpa=15.08 degrees ! Estimated noise=1.59218 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0241013 Jy ! Component: 100 - total flux cleaned = 0.030829 Jy ! Total flux subtracted in 100 components = 0.030829 Jy ! Clean residual min=-0.003237 max=0.003299 Jy/beam ! Clean residual mean=-0.000038 rms=0.001434 Jy/beam ! Combined flux in latest and established models = 0.0308289 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 32 components and 0.0308289 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=0.043252Jy sigma=0.382605 ! Fit after self-cal, rms=0.041889Jy sigma=0.369473 ! 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=3.827 mas, bmaj=13.06 mas, bpa=12.34 degrees ! Estimated noise=0.707913 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 = 0.00520043 Jy ! Component: 100 - total flux cleaned = 0.00523536 Jy ! Component: 150 - total flux cleaned = 0.00658332 Jy ! Component: 200 - total flux cleaned = 0.00896002 Jy ! Total flux subtracted in 200 components = 0.00896002 Jy ! Clean residual min=-0.002327 max=0.002351 Jy/beam ! Clean residual mean=-0.000057 rms=0.001585 Jy/beam ! Combined flux in latest and established models = 0.039789 Jy ! Performing phase self-cal ! Adding 131 model components to the UV plane model. ! The established model now contains 160 components and 0.039789 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=0.040022Jy sigma=0.353831 ! Fit after self-cal, rms=0.039708Jy sigma=0.351960 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.827 x 13.06 at 12.34 degrees (North through East) ! Clean map min=-0.0047971 max=0.031747 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.18 KP 1.17 LA 0.82 OV 1.11 ! PT 0.76 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.15 KP 1.28 LA 0.78 OV 1.19 ! PT 0.81 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.13 KP 1.20 LA 0.77 OV 1.10 ! PT 0.81 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.02 KP 1.20 LA 0.86 OV 1.30 ! PT 0.77 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.15 LA 0.90 OV 1.08 ! PT 0.72 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 KP 1.20 LA 0.82 OV 1.11 ! PT 0.78 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.14 KP 1.15 LA 0.86 OV 1.10 ! PT 0.79 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 KP 1.19 LA 0.84 OV 0.99 ! PT 0.84 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.05 LA 0.91 OV 0.98 ! PT 0.83 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 KP 1.22 LA 0.88 OV 1.15 ! PT 0.76 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 1.09 LA 0.83 OV 1.12 ! PT 0.81 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 KP 1.01 LA 0.87 OV 0.99 ! PT 0.86 ! ! ! Fit before self-cal, rms=0.039708Jy sigma=0.351960 ! Fit after self-cal, rms=0.036133Jy sigma=0.344428 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.029 mas, bmaj=13.23 mas, bpa=11.84 degrees ! Estimated noise=0.671344 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 = 0.00280737 Jy ! Component: 100 - total flux cleaned = 0.00273577 Jy ! Component: 150 - total flux cleaned = 0.003023 Jy ! Component: 200 - total flux cleaned = 0.00308456 Jy ! Total flux subtracted in 200 components = 0.00308456 Jy ! Clean residual min=-0.000861 max=0.000862 Jy/beam ! Clean residual mean=-0.000010 rms=0.000421 Jy/beam ! Combined flux in latest and established models = 0.0428735 Jy ! Performing phase self-cal ! Adding 104 model components to the UV plane model. ! The established model now contains 264 components and 0.0428735 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=0.035634Jy sigma=0.338991 ! Fit after self-cal, rms=0.035641Jy sigma=0.337134 ! 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=0.035641Jy sigma=0.337134 ! Fit after self-cal, rms=0.035749Jy sigma=0.335761 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.035 mas, bmaj=13.3 mas, bpa=11.84 degrees ! Estimated noise=0.664933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0014514 Jy ! Component: 100 - total flux cleaned = 0.00175834 Jy ! Component: 150 - total flux cleaned = 0.00198597 Jy ! Component: 200 - total flux cleaned = 0.00216702 Jy ! Total flux subtracted in 200 components = 0.00216702 Jy ! Clean residual min=-0.000343 max=0.000342 Jy/beam ! Clean residual mean=-0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0450405 Jy selfcal ! Performing phase self-cal ! Adding 71 model components to the UV plane model. ! The established model now contains 333 components and 0.0450405 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=0.035666Jy sigma=0.334968 ! Fit after self-cal, rms=0.035662Jy sigma=0.334408 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 = 0.000478048 Jy ! Component: 100 - total flux cleaned = 0.000693621 Jy ! Component: 150 - total flux cleaned = 0.000737062 Jy ! Component: 200 - total flux cleaned = 0.000787328 Jy ! Total flux subtracted in 200 components = 0.000787328 Jy ! Clean residual min=-0.000251 max=0.000252 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0458279 Jy ! Performing phase self-cal ! Adding 84 model components to the UV plane model. ! The established model now contains 407 components and 0.0458279 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=0.035626Jy sigma=0.334081 ! Fit after self-cal, rms=0.035585Jy sigma=0.333934 ! Inverting map ! Added new window around map position (-10.2, 0.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000225096 Jy ! Component: 100 - total flux cleaned = 0.000274373 Jy ! Component: 150 - total flux cleaned = 0.00030085 Jy ! Component: 200 - total flux cleaned = 0.000341982 Jy ! Total flux subtracted in 200 components = 0.000341982 Jy ! Clean residual min=-0.000431 max=0.000435 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0461698 Jy ! Performing phase self-cal ! Adding 54 model components to the UV plane model. ! The established model now contains 461 components and 0.0461698 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=0.035574Jy sigma=0.333856 ! Fit after self-cal, rms=0.035556Jy sigma=0.333756 ! 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=0.035556Jy sigma=0.333756 ! Fit after self-cal, rms=0.035691Jy sigma=0.333659 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.055 mas, bmaj=13.27 mas, bpa=11.74 degrees ! Estimated noise=0.664176 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000292292 Jy ! Component: 100 - total flux cleaned = 0.000301452 Jy ! Component: 150 - total flux cleaned = 0.000355016 Jy ! Component: 200 - total flux cleaned = 0.000390855 Jy ! Total flux subtracted in 200 components = 0.000390855 Jy ! Clean residual min=-0.000443 max=0.000482 Jy/beam ! Clean residual mean=0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0465607 Jy selfcal ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 509 components and 0.0465607 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=0.035684Jy sigma=0.333611 ! Fit after self-cal, rms=0.035699Jy sigma=0.333538 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 = 0.000158003 Jy ! Component: 100 - total flux cleaned = 0.000210842 Jy ! Component: 150 - total flux cleaned = 0.000216785 Jy ! Component: 200 - total flux cleaned = 0.000211794 Jy ! Total flux subtracted in 200 components = 0.000211794 Jy ! Clean residual min=-0.000387 max=0.000472 Jy/beam ! Clean residual mean=0.000001 rms=0.000119 Jy/beam ! Combined flux in latest and established models = 0.0467725 Jy ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 546 components and 0.0467725 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=0.035696Jy sigma=0.333517 ! Fit after self-cal, rms=0.035691Jy sigma=0.333509 ! 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=0.035691Jy sigma=0.333509 ! Fit after self-cal, rms=0.035862Jy sigma=0.333484 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.347 mas, bmaj=13.23 mas, bpa=10.78 degrees ! Estimated noise=0.663098 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000231956 Jy ! Component: 100 - total flux cleaned = 0.00026221 Jy ! Component: 150 - total flux cleaned = 0.000262426 Jy ! Component: 200 - total flux cleaned = 0.000253387 Jy ! Total flux subtracted in 200 components = 0.000253387 Jy ! Clean residual min=-0.000386 max=0.000434 Jy/beam ! Clean residual mean=0.000000 rms=0.000106 Jy/beam ! Combined flux in latest and established models = 0.0470259 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 579 components and 0.0470259 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=0.035858Jy sigma=0.333467 ! Fit after self-cal, rms=0.035871Jy sigma=0.333432 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 = 0.000171342 Jy ! Component: 100 - total flux cleaned = 0.000197063 Jy ! Component: 150 - total flux cleaned = 0.000206015 Jy ! Component: 200 - total flux cleaned = 0.000194189 Jy ! Total flux subtracted in 200 components = 0.000194189 Jy ! Clean residual min=-0.000348 max=0.000420 Jy/beam ! Clean residual mean=0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0472201 Jy ! Performing phase self-cal ! Adding 40 model components to the UV plane model. ! The established model now contains 601 components and 0.04722 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=0.035869Jy sigma=0.333423 ! Fit after self-cal, rms=0.035865Jy sigma=0.333403 ! 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=4.07 mas, bmaj=13.26 mas, bpa=11.65 degrees ! Estimated noise=0.664823 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.07 x 13.26 at 11.65 degrees (North through East) ! Clean map min=-0.0018056 max=0.029943 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=3.723 mas, bmaj=14 mas, bpa=14.64 degrees ! Estimated noise=1.50436 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0058224 Jy ! Component: 100 - total flux cleaned = 0.0095097 Jy ! Component: 150 - total flux cleaned = 0.0133639 Jy ! Component: 200 - total flux cleaned = 0.0157882 Jy ! Total flux subtracted in 200 components = 0.0157882 Jy ! Clean residual min=-0.008407 max=0.018179 Jy/beam ! Clean residual mean=-0.000013 rms=0.003461 Jy/beam ! Combined flux in latest and established models = 0.0157881 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 41 model components to the UV plane model. ! The established model now contains 41 components and 0.0157881 Jy ! Inverting map and beam ! Estimated beam: bmin=4.07 mas, bmaj=13.26 mas, bpa=11.65 degrees ! Estimated noise=0.664823 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) ! Added new window around map position (0.2, 0.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0166539 Jy ! Component: 100 - total flux cleaned = 0.0169925 Jy ! Component: 150 - total flux cleaned = 0.0173844 Jy ! Component: 200 - total flux cleaned = 0.0201231 Jy ! Total flux subtracted in 200 components = 0.0201231 Jy ! Clean residual min=-0.006790 max=0.004969 Jy/beam ! Clean residual mean=0.000008 rms=0.001913 Jy/beam ! Combined flux in latest and established models = 0.0359112 Jy ! Adding 56 model components to the UV plane model. ! The established model now contains 97 components and 0.0359112 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=4.347 mas, bmaj=13.23 mas, bpa=10.78 degrees ! Estimated noise=0.663098 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259528 Jy ! Component: 100 - total flux cleaned = 0.00452215 Jy ! Component: 150 - total flux cleaned = 0.00627897 Jy ! Component: 200 - total flux cleaned = 0.00751834 Jy ! Total flux subtracted in 200 components = 0.00751834 Jy ! Clean residual min=-0.005555 max=0.004362 Jy/beam ! Clean residual mean=0.000007 rms=0.001537 Jy/beam ! Combined flux in latest and established models = 0.0434296 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 = 0.000747303 Jy ! Component: 100 - total flux cleaned = 0.00133717 Jy ! Component: 150 - total flux cleaned = 0.00180291 Jy ! Component: 200 - total flux cleaned = 0.00210714 Jy ! Total flux subtracted in 200 components = 0.00210714 Jy ! Clean residual min=-0.004743 max=0.003841 Jy/beam ! Clean residual mean=0.000006 rms=0.001338 Jy/beam ! Combined flux in latest and established models = 0.0455367 Jy ! Adding 143 model components to the UV plane model. ! The established model now contains 230 components and 0.0455367 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.07 mas, bmaj=13.26 mas, bpa=11.65 degrees ! Estimated noise=0.664823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000266677 Jy ! Component: 100 - total flux cleaned = 0.000512157 Jy ! Component: 150 - total flux cleaned = 0.000830782 Jy ! Component: 200 - total flux cleaned = 0.00138852 Jy ! Total flux subtracted in 200 components = 0.00138852 Jy ! Clean residual min=-0.004162 max=0.003368 Jy/beam ! Clean residual mean=0.000005 rms=0.001174 Jy/beam ! Combined flux in latest and established models = 0.0469252 Jy selfcal ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 279 components and 0.0469252 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=0.036455Jy sigma=0.340245 ! Fit after self-cal, rms=0.036353Jy sigma=0.338128 wmodel J1701-2954_X_map.mod ! Writing 279 model components to file: J1701-2954_X_map.mod wobs J1701-2954_X_uvs.fits ! Writing UV FITS file: J1701-2954_X_uvs.fits wwins J1701-2954_X_map.win ! wwins: Wrote 2 windows to J1701-2954_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 = 0.000128779 Jy ! Component: 100 - total flux cleaned = 0.000166944 Jy ! Component: 150 - total flux cleaned = 0.000329254 Jy ! Component: 200 - total flux cleaned = 0.000526856 Jy ! Component: 250 - total flux cleaned = 0.000654467 Jy ! Component: 300 - total flux cleaned = 0.000702326 Jy ! Component: 350 - total flux cleaned = 0.000643178 Jy ! Component: 400 - total flux cleaned = 0.000552125 Jy ! Component: 450 - total flux cleaned = 0.000468414 Jy ! Component: 500 - total flux cleaned = 0.000453292 Jy ! Component: 550 - total flux cleaned = 0.000439841 Jy ! Component: 600 - total flux cleaned = 0.000413983 Jy ! Component: 650 - total flux cleaned = 0.000427278 Jy ! Component: 700 - total flux cleaned = 0.000439122 Jy ! Component: 750 - total flux cleaned = 0.000461714 Jy ! Component: 800 - total flux cleaned = 0.000483697 Jy ! Component: 850 - total flux cleaned = 0.000515301 Jy ! Component: 900 - total flux cleaned = 0.000545956 Jy ! Component: 950 - total flux cleaned = 0.000555947 Jy ! Component: 1000 - total flux cleaned = 0.000556157 Jy ! Component: 1050 - total flux cleaned = 0.000584724 Jy ! Component: 1100 - total flux cleaned = 0.000594002 Jy ! Component: 1150 - total flux cleaned = 0.000612156 Jy ! Component: 1200 - total flux cleaned = 0.000630002 Jy ! Component: 1250 - total flux cleaned = 0.000656281 Jy ! Component: 1300 - total flux cleaned = 0.000673519 Jy ! Component: 1350 - total flux cleaned = 0.000656599 Jy ! Component: 1400 - total flux cleaned = 0.000664977 Jy ! Component: 1450 - total flux cleaned = 0.000673057 Jy ! Component: 1500 - total flux cleaned = 0.000664857 Jy ! Component: 1550 - total flux cleaned = 0.000648974 Jy ! Component: 1600 - total flux cleaned = 0.000664663 Jy ! Component: 1650 - total flux cleaned = 0.000641421 Jy ! Component: 1700 - total flux cleaned = 0.000656691 Jy ! Component: 1750 - total flux cleaned = 0.000679348 Jy ! Component: 1800 - total flux cleaned = 0.000709339 Jy ! Component: 1850 - total flux cleaned = 0.00074674 Jy ! Component: 1900 - total flux cleaned = 0.00077661 Jy ! Component: 1950 - total flux cleaned = 0.00077663 Jy ! Component: 2000 - total flux cleaned = 0.000784092 Jy ! Component: 2050 - total flux cleaned = 0.000784034 Jy ! Component: 2100 - total flux cleaned = 0.000783991 Jy ! Component: 2150 - total flux cleaned = 0.000791443 Jy ! Component: 2200 - total flux cleaned = 0.000783918 Jy ! Component: 2250 - total flux cleaned = 0.000791495 Jy ! Component: 2300 - total flux cleaned = 0.000791546 Jy ! Component: 2350 - total flux cleaned = 0.000799111 Jy ! Component: 2400 - total flux cleaned = 0.000806677 Jy ! Component: 2450 - total flux cleaned = 0.000821927 Jy ! Component: 2500 - total flux cleaned = 0.000821844 Jy ! Component: 2550 - total flux cleaned = 0.000837187 Jy ! Component: 2600 - total flux cleaned = 0.000852588 Jy ! Component: 2650 - total flux cleaned = 0.000868115 Jy ! Component: 2700 - total flux cleaned = 0.000883712 Jy ! Component: 2750 - total flux cleaned = 0.000891505 Jy ! Component: 2800 - total flux cleaned = 0.000915186 Jy ! Component: 2850 - total flux cleaned = 0.000923131 Jy ! Component: 2900 - total flux cleaned = 0.000931053 Jy ! Component: 2950 - total flux cleaned = 0.000938999 Jy ! Component: 3000 - total flux cleaned = 0.000955104 Jy ! Component: 3050 - total flux cleaned = 0.000979397 Jy ! Component: 3100 - total flux cleaned = 0.000979407 Jy ! Component: 3150 - total flux cleaned = 0.00099577 Jy ! Component: 3200 - total flux cleaned = 0.00101228 Jy ! Component: 3250 - total flux cleaned = 0.00101223 Jy ! Component: 3300 - total flux cleaned = 0.00102053 Jy ! Component: 3350 - total flux cleaned = 0.00103737 Jy ! Component: 3400 - total flux cleaned = 0.00103735 Jy ! Component: 3450 - total flux cleaned = 0.00105434 Jy ! Component: 3500 - total flux cleaned = 0.00105431 Jy ! Component: 3550 - total flux cleaned = 0.00106287 Jy ! Component: 3600 - total flux cleaned = 0.00105414 Jy ! Component: 3650 - total flux cleaned = 0.00104541 Jy ! Component: 3700 - total flux cleaned = 0.00103653 Jy ! Component: 3750 - total flux cleaned = 0.00101863 Jy ! Component: 3800 - total flux cleaned = 0.00100963 Jy ! Component: 3850 - total flux cleaned = 0.000982419 Jy ! Component: 3900 - total flux cleaned = 0.000973183 Jy ! Component: 3950 - total flux cleaned = 0.000964036 Jy ! Component: 4000 - total flux cleaned = 0.000936022 Jy ! Component: 4050 - total flux cleaned = 0.0009172 Jy ! Total flux subtracted in 4096 components = 0.000879182 Jy ! Clean residual min=-0.000578 max=0.000597 Jy/beam ! Clean residual mean=-0.000009 rms=0.000194 Jy/beam ! Combined flux in latest and established models = 0.0478044 Jy keep ! Adding 455 model components to the UV plane model. ! The established model now contains 734 components and 0.0478044 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1701-2954_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.07 x 13.26 at 11.65 degrees (North through East) ! Clean map min=-0.0050476 max=0.026342 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1701-2954_X_map.fits wmodel /image_prod/ug002_uva//J1701-2954_X_map.mod ! Writing 734 model components to file: /image_prod/ug002_uva//J1701-2954_X_map.mod wobs /image_prod/ug002_uva//J1701-2954_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1701-2954_X_uvs.fits wwins /image_prod/ug002_uva//J1701-2954_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1701-2954_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0263419 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000190864 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.1737 2.1737 4.3474 8.69481 17.3896 34.7792 69.5584 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.026 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 138.013 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1701-2954_X_dfm.log closed on Thu Mar 5 03:04:16 2020