! Started logfile: /vlbi/uf001/uva//J1855-1209_X_dfm.log on Mon Jan 14 04:51:44 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//J1855-1209_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1855-1209_X_uva.fits ! AN table 1: 48 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.997222 visibilities/baseline/integration-bin. ! Found source: J1855-1209 ! ! 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 25848 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 J1855-1209_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=1.003710Jy sigma=23.231990 ! Fit after self-cal, rms=0.942265Jy sigma=21.842967 ! 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=0.6426 mas, bmaj=1.635 mas, bpa=-1.651 degrees ! Estimated noise=0.391503 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 = 0.0434254 Jy ! Component: 100 - total flux cleaned = 0.0569344 Jy ! Total flux subtracted in 100 components = 0.0569344 Jy ! Clean residual min=-0.002541 max=0.005554 Jy/beam ! Clean residual mean=0.000001 rms=0.000666 Jy/beam ! Combined flux in latest and established models = 0.0569344 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0569344 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=0.060300Jy sigma=1.271835 ! Fit after self-cal, rms=0.059605Jy sigma=1.255951 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00643573 Jy ! Component: 100 - total flux cleaned = 0.00935897 Jy ! Total flux subtracted in 100 components = 0.00935897 Jy ! Clean residual min=-0.002066 max=0.003205 Jy/beam ! Clean residual mean=0.000001 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.0662934 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.0662934 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=0.058902Jy sigma=1.238265 ! Fit after self-cal, rms=0.058904Jy sigma=1.238107 ! Inverting map ! Added new window around map position (0.4, -2.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00276439 Jy ! Component: 100 - total flux cleaned = 0.00418583 Jy ! Total flux subtracted in 100 components = 0.00418583 Jy ! Clean residual min=-0.002099 max=0.002475 Jy/beam ! Clean residual mean=0.000000 rms=0.000509 Jy/beam ! Combined flux in latest and established models = 0.0704792 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 18 components and 0.0704792 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=0.058814Jy sigma=1.236163 ! Fit after self-cal, rms=0.058800Jy sigma=1.235810 ! 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=0.83 mas, bmaj=2.016 mas, bpa=-1.579 degrees ! Estimated noise=0.193083 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 = 0.000673858 Jy ! Component: 100 - total flux cleaned = 0.000521577 Jy ! Component: 150 - total flux cleaned = 0.000546699 Jy ! Component: 200 - total flux cleaned = 0.00052556 Jy ! Total flux subtracted in 200 components = 0.00052556 Jy ! Clean residual min=-0.001650 max=0.001629 Jy/beam ! Clean residual mean=-0.000000 rms=0.000358 Jy/beam ! Combined flux in latest and established models = 0.0710048 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 28 components and 0.0710048 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=0.058763Jy sigma=1.235133 ! Fit after self-cal, rms=0.058755Jy sigma=1.235063 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.83 x 2.016 at -1.579 degrees (North through East) ! Clean map min=-0.0015185 max=0.058166 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.01 HN 0.88 KP 1.01 ! LA 1.06 MK 1.03 NL 0.99 OV 0.90 ! PT 0.92 SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.99 HN 0.91 KP 1.06 ! LA 1.01 MK 1.07 NL 1.03 OV 0.92 ! PT 0.94 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.01 HN 0.89 KP 1.04 ! LA 1.06 MK 1.02 NL 1.01 OV 0.90 ! PT 0.96 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.03 HN 0.89 KP 1.07 ! LA 1.02 MK 1.02 NL 1.02 OV 0.93 ! PT 0.95 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.87 KP 1.07 ! LA 1.04 MK 1.00 NL 1.01 OV 0.91 ! PT 0.97 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.05 HN 0.92 KP 1.02 ! LA 1.02 MK 1.02 NL 1.03 OV 0.92 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.91 KP 1.06 ! LA 1.03 MK 0.96 NL 1.03 OV 0.96 ! PT 0.97 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.96 HN 0.91 KP 1.13 ! LA 1.04 MK 1.07 NL 1.07 OV 0.95 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.08 HN 0.89 KP 1.04 ! LA 1.07 MK 0.93 NL 1.03 OV 0.95 ! PT 0.95 SC 0.96 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 0.88 KP 1.03 ! LA 1.06 MK 1.01 NL 1.02 OV 0.96 ! PT 0.94 SC 1.04 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.02 HN 0.90 KP 1.10 ! LA 1.02 MK 1.06 NL 1.03 OV 0.92 ! PT 0.97 SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 0.83 KP 1.09 ! LA 1.08 MK 0.94 NL 1.03 OV 0.94 ! PT 0.93 SC 1.01 ! ! ! Fit before self-cal, rms=0.058755Jy sigma=1.235063 ! Fit after self-cal, rms=0.056983Jy sigma=1.229709 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8257 mas, bmaj=2.024 mas, bpa=-1.597 degrees ! Estimated noise=0.19229 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 = -0.000727019 Jy ! Component: 100 - total flux cleaned = -0.000869734 Jy ! Component: 150 - total flux cleaned = -0.000900496 Jy ! Component: 200 - total flux cleaned = -0.000938729 Jy ! Total flux subtracted in 200 components = -0.000938729 Jy ! Clean residual min=-0.000961 max=0.001245 Jy/beam ! Clean residual mean=0.000000 rms=0.000244 Jy/beam ! Combined flux in latest and established models = 0.070066 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 36 components and 0.070066 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=0.056972Jy sigma=1.229504 ! Fit after self-cal, rms=0.056971Jy sigma=1.229194 ! Inverting map ! Added new window around map position (-14, 25.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000832523 Jy ! Component: 100 - total flux cleaned = 0.000831554 Jy ! Component: 150 - total flux cleaned = 0.000796515 Jy ! Component: 200 - total flux cleaned = 0.000752688 Jy ! Total flux subtracted in 200 components = 0.000752688 Jy ! Clean residual min=-0.000860 max=0.000952 Jy/beam ! Clean residual mean=-0.000000 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.0708187 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 55 components and 0.0708187 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=0.056949Jy sigma=1.228628 ! Fit after self-cal, rms=0.056943Jy sigma=1.228544 ! 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=0.056943Jy sigma=1.228544 ! Fit after self-cal, rms=0.057481Jy sigma=1.226486 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8253 mas, bmaj=2.023 mas, bpa=-1.699 degrees ! Estimated noise=0.192508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000142109 Jy ! Component: 100 - total flux cleaned = -0.000200374 Jy ! Component: 150 - total flux cleaned = -0.000250851 Jy ! Component: 200 - total flux cleaned = -0.000273984 Jy ! Total flux subtracted in 200 components = -0.000273984 Jy ! Clean residual min=-0.000934 max=0.000857 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0705447 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 67 components and 0.0705447 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=0.057472Jy sigma=1.226348 ! Fit after self-cal, rms=0.057491Jy sigma=1.226242 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 = -5.7915e-05 Jy ! Component: 100 - total flux cleaned = -6.86054e-05 Jy ! Component: 150 - total flux cleaned = -8.89654e-05 Jy ! Component: 200 - total flux cleaned = -9.84744e-05 Jy ! Total flux subtracted in 200 components = -9.84744e-05 Jy ! Clean residual min=-0.000899 max=0.000834 Jy/beam ! Clean residual mean=-0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0704462 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.0704463 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=0.057486Jy sigma=1.226172 ! Fit after self-cal, rms=0.057486Jy sigma=1.226168 ! 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=0.057486Jy sigma=1.226168 ! Fit after self-cal, rms=0.057622Jy sigma=1.226142 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8252 mas, bmaj=2.024 mas, bpa=-1.747 degrees ! Estimated noise=0.192544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000130847 Jy ! Component: 100 - total flux cleaned = -0.000187311 Jy ! Component: 150 - total flux cleaned = -0.0001984 Jy ! Component: 200 - total flux cleaned = -0.000216706 Jy ! Total flux subtracted in 200 components = -0.000216706 Jy ! Clean residual min=-0.000888 max=0.000838 Jy/beam ! Clean residual mean=-0.000000 rms=0.000198 Jy/beam ! Combined flux in latest and established models = 0.0702296 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 75 components and 0.0702296 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=0.057617Jy sigma=1.226067 ! Fit after self-cal, rms=0.057620Jy sigma=1.226053 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.74857e-05 Jy ! Component: 100 - total flux cleaned = -5.62645e-05 Jy ! Component: 150 - total flux cleaned = -4.78696e-05 Jy ! Component: 200 - total flux cleaned = -4.78417e-05 Jy ! Total flux subtracted in 200 components = -4.78417e-05 Jy ! Clean residual min=-0.000866 max=0.000832 Jy/beam ! Clean residual mean=-0.000000 rms=0.000197 Jy/beam ! Combined flux in latest and established models = 0.0701817 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 80 components and 0.0701817 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=0.057617Jy sigma=1.226005 ! Fit after self-cal, rms=0.057616Jy sigma=1.226002 ! 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=0.057616Jy sigma=1.226002 ! Fit after self-cal, rms=0.057642Jy sigma=1.225989 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.11 mas, bmaj=4.07 mas, bpa=3.936 degrees ! Estimated noise=0.250407 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000101417 Jy ! Component: 100 - total flux cleaned = 7.47664e-05 Jy ! Component: 150 - total flux cleaned = 4.52608e-05 Jy ! Component: 200 - total flux cleaned = 2.57964e-05 Jy ! Total flux subtracted in 200 components = 2.57964e-05 Jy ! Clean residual min=-0.000703 max=0.000820 Jy/beam ! Clean residual mean=-0.000000 rms=0.000214 Jy/beam ! Combined flux in latest and established models = 0.0702075 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 89 components and 0.0702075 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=0.057641Jy sigma=1.225964 ! Fit after self-cal, rms=0.057641Jy sigma=1.225947 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 = 1.08167e-05 Jy ! Component: 100 - total flux cleaned = -7.45961e-06 Jy ! Component: 150 - total flux cleaned = -1.80995e-05 Jy ! Component: 200 - total flux cleaned = -2.74273e-05 Jy ! Total flux subtracted in 200 components = -2.74273e-05 Jy ! Clean residual min=-0.000718 max=0.000823 Jy/beam ! Clean residual mean=-0.000000 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0701801 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 94 components and 0.0701801 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=0.057641Jy sigma=1.225941 ! Fit after self-cal, rms=0.057640Jy sigma=1.225933 ! 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=0.8249 mas, bmaj=2.025 mas, bpa=-1.801 degrees ! Estimated noise=0.192527 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8249 x 2.025 at -1.801 degrees (North through East) ! Clean map min=-0.00075661 max=0.058405 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6385 mas, bmaj=1.642 mas, bpa=-1.952 degrees ! Estimated noise=0.388201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0436653 Jy ! Component: 100 - total flux cleaned = 0.0578103 Jy ! Component: 150 - total flux cleaned = 0.0637029 Jy ! Component: 200 - total flux cleaned = 0.0666968 Jy ! Total flux subtracted in 200 components = 0.0666968 Jy ! Clean residual min=-0.002028 max=0.002545 Jy/beam ! Clean residual mean=0.000000 rms=0.000467 Jy/beam ! Combined flux in latest and established models = 0.0666968 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 17 model components to the UV plane model. ! The established model now contains 17 components and 0.0666968 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8249 mas, bmaj=2.025 mas, bpa=-1.801 degrees ! Estimated noise=0.192527 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 = 0.00180826 Jy ! Component: 100 - total flux cleaned = 0.00240394 Jy ! Component: 150 - total flux cleaned = 0.00261216 Jy ! Component: 200 - total flux cleaned = 0.00273784 Jy ! Total flux subtracted in 200 components = 0.00273784 Jy ! Clean residual min=-0.000890 max=0.000905 Jy/beam ! Clean residual mean=0.000000 rms=0.000209 Jy/beam ! Combined flux in latest and established models = 0.0694346 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 32 components and 0.0694346 Jy ! Inverting map ! Added new window around map position (21.4, 38.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000365813 Jy ! Component: 100 - total flux cleaned = 0.000478486 Jy ! Component: 150 - total flux cleaned = 0.000598515 Jy ! Component: 200 - total flux cleaned = 0.000725672 Jy ! Total flux subtracted in 200 components = 0.000725672 Jy ! Clean residual min=-0.000789 max=0.000802 Jy/beam ! Clean residual mean=-0.000000 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.0701603 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 49 components and 0.0701603 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=2.11 mas, bmaj=4.07 mas, bpa=3.936 degrees ! Estimated noise=0.250407 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.74542e-05 Jy ! Component: 100 - total flux cleaned = 0.000178605 Jy ! Component: 150 - total flux cleaned = 0.000251163 Jy ! Component: 200 - total flux cleaned = 0.000273843 Jy ! Total flux subtracted in 200 components = 0.000273843 Jy ! Clean residual min=-0.000715 max=0.000743 Jy/beam ! Clean residual mean=-0.000000 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0704341 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 = 7.08615e-06 Jy ! Component: 100 - total flux cleaned = 2.6548e-05 Jy ! Component: 150 - total flux cleaned = 4.41789e-05 Jy ! Component: 200 - total flux cleaned = 5.52882e-05 Jy ! Total flux subtracted in 200 components = 5.52882e-05 Jy ! Clean residual min=-0.000695 max=0.000724 Jy/beam ! Clean residual mean=-0.000000 rms=0.000201 Jy/beam ! Combined flux in latest and established models = 0.0704894 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 77 components and 0.0704894 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8249 mas, bmaj=2.025 mas, bpa=-1.801 degrees ! Estimated noise=0.192527 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000201391 Jy ! Component: 100 - total flux cleaned = -0.000187315 Jy ! Component: 150 - total flux cleaned = -0.000173777 Jy ! Component: 200 - total flux cleaned = -0.000148728 Jy ! Total flux subtracted in 200 components = -0.000148728 Jy ! Clean residual min=-0.000717 max=0.000807 Jy/beam ! Clean residual mean=-0.000000 rms=0.000190 Jy/beam ! Combined flux in latest and established models = 0.0703407 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 88 components and 0.0703407 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=0.057641Jy sigma=1.225842 ! Fit after self-cal, rms=0.057638Jy sigma=1.225781 wmodel J1855-1209_X_map.mod ! Writing 88 model components to file: J1855-1209_X_map.mod wobs J1855-1209_X_uvs.fits ! Writing UV FITS file: J1855-1209_X_uvs.fits wwins J1855-1209_X_map.win ! wwins: Wrote 4 windows to J1855-1209_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 = 0.000210369 Jy ! Component: 100 - total flux cleaned = 0.000320691 Jy ! Component: 150 - total flux cleaned = 0.000373971 Jy ! Component: 200 - total flux cleaned = 0.000438337 Jy ! Component: 250 - total flux cleaned = 0.000488455 Jy ! Component: 300 - total flux cleaned = 0.00054999 Jy ! Component: 350 - total flux cleaned = 0.000574119 Jy ! Component: 400 - total flux cleaned = 0.000562127 Jy ! Component: 450 - total flux cleaned = 0.000515881 Jy ! Component: 500 - total flux cleaned = 0.000516008 Jy ! Component: 550 - total flux cleaned = 0.000471006 Jy ! Component: 600 - total flux cleaned = 0.00047103 Jy ! Component: 650 - total flux cleaned = 0.000438296 Jy ! Component: 700 - total flux cleaned = 0.000405822 Jy ! Component: 750 - total flux cleaned = 0.000373783 Jy ! Component: 800 - total flux cleaned = 0.000352632 Jy ! Component: 850 - total flux cleaned = 0.000290409 Jy ! Component: 900 - total flux cleaned = 0.000300723 Jy ! Component: 950 - total flux cleaned = 0.00023981 Jy ! Component: 1000 - total flux cleaned = 0.000239876 Jy ! Component: 1050 - total flux cleaned = 0.000230004 Jy ! Component: 1100 - total flux cleaned = 0.000210294 Jy ! Component: 1150 - total flux cleaned = 0.000219933 Jy ! Component: 1200 - total flux cleaned = 0.000191035 Jy ! Component: 1250 - total flux cleaned = 0.00014328 Jy ! Component: 1300 - total flux cleaned = 0.00012443 Jy ! Component: 1350 - total flux cleaned = 0.000105679 Jy ! Component: 1400 - total flux cleaned = 7.78426e-05 Jy ! Component: 1450 - total flux cleaned = 4.1228e-05 Jy ! Component: 1500 - total flux cleaned = 4.83781e-06 Jy ! Component: 1550 - total flux cleaned = -4.91714e-05 Jy ! Component: 1600 - total flux cleaned = -4.00428e-05 Jy ! Component: 1650 - total flux cleaned = -7.54193e-05 Jy ! Component: 1700 - total flux cleaned = -0.000128072 Jy ! Component: 1750 - total flux cleaned = -0.000145405 Jy ! Component: 1800 - total flux cleaned = -0.000188655 Jy ! Component: 1850 - total flux cleaned = -0.000231626 Jy ! Component: 1900 - total flux cleaned = -0.000257048 Jy ! Component: 1950 - total flux cleaned = -0.000273903 Jy ! Component: 2000 - total flux cleaned = -0.000324303 Jy ! Component: 2050 - total flux cleaned = -0.000340948 Jy ! Component: 2100 - total flux cleaned = -0.000374024 Jy ! Component: 2150 - total flux cleaned = -0.00039049 Jy ! Component: 2200 - total flux cleaned = -0.000431322 Jy ! Component: 2250 - total flux cleaned = -0.000455607 Jy ! Component: 2300 - total flux cleaned = -0.000528003 Jy ! Component: 2350 - total flux cleaned = -0.000535967 Jy ! Component: 2400 - total flux cleaned = -0.000591416 Jy ! Component: 2450 - total flux cleaned = -0.000614921 Jy ! Component: 2500 - total flux cleaned = -0.000646229 Jy ! Component: 2550 - total flux cleaned = -0.000685126 Jy ! Component: 2600 - total flux cleaned = -0.000731462 Jy ! Component: 2650 - total flux cleaned = -0.000716102 Jy ! Component: 2700 - total flux cleaned = -0.000769488 Jy ! Component: 2750 - total flux cleaned = -0.000784708 Jy ! Component: 2800 - total flux cleaned = -0.00082232 Jy ! Component: 2850 - total flux cleaned = -0.000837157 Jy ! Component: 2900 - total flux cleaned = -0.000837186 Jy ! Component: 2950 - total flux cleaned = -0.000859301 Jy ! Component: 3000 - total flux cleaned = -0.000888581 Jy ! Component: 3050 - total flux cleaned = -0.00087405 Jy ! Component: 3100 - total flux cleaned = -0.000881319 Jy ! Component: 3150 - total flux cleaned = -0.00092453 Jy ! Component: 3200 - total flux cleaned = -0.000924504 Jy ! Component: 3250 - total flux cleaned = -0.000960147 Jy ! Component: 3300 - total flux cleaned = -0.000988413 Jy ! Component: 3350 - total flux cleaned = -0.000995403 Jy ! Component: 3400 - total flux cleaned = -0.000981405 Jy ! Component: 3450 - total flux cleaned = -0.00100929 Jy ! Component: 3500 - total flux cleaned = -0.00103001 Jy ! Component: 3550 - total flux cleaned = -0.00105743 Jy ! Component: 3600 - total flux cleaned = -0.00104375 Jy ! Component: 3650 - total flux cleaned = -0.00106415 Jy ! Component: 3700 - total flux cleaned = -0.00109804 Jy ! Component: 3750 - total flux cleaned = -0.0011182 Jy ! Component: 3800 - total flux cleaned = -0.00111151 Jy ! Component: 3850 - total flux cleaned = -0.00115815 Jy ! Component: 3900 - total flux cleaned = -0.00114488 Jy ! Component: 3950 - total flux cleaned = -0.00116472 Jy ! Component: 4000 - total flux cleaned = -0.00121718 Jy ! Component: 4050 - total flux cleaned = -0.00119761 Jy ! Total flux subtracted in 4096 components = -0.0012041 Jy ! Clean residual min=-0.000409 max=0.000356 Jy/beam ! Clean residual mean=0.000000 rms=0.000109 Jy/beam ! Combined flux in latest and established models = 0.0691366 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 357 components and 0.0691366 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1855-1209_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8249 x 2.025 at -1.801 degrees (North through East) ! Clean map min=-0.00070809 max=0.058407 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1855-1209_X_map.fits wmodel /vlbi/uf001/uva//J1855-1209_X_map.mod ! Writing 357 model components to file: /vlbi/uf001/uva//J1855-1209_X_map.mod wobs /vlbi/uf001/uva//J1855-1209_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1855-1209_X_uvs.fits wwins /vlbi/uf001/uva//J1855-1209_X_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J1855-1209_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0584071 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108639 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.558007 0.558007 1.11601 2.23203 4.46406 8.92811 17.8562 35.7124 71.4249 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 537.627 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1855-1209_X_dfm.log closed on Mon Jan 14 04:51:49 2019