! Started logfile: /vlbi/uf001/uva//J2120+4434_X_b_dfm.log on Mon Jan 14 05:49:33 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//J2120+4434_X_b_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J2120+4434_X_b_uva.fits ! AN table 1: 148 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.884197 visibilities/baseline/integration-bin. ! Found source: J2120+4434 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 56532 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 J2120+4434_X_b] 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 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 110 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.022344Jy sigma=22.854702 ! Fit after self-cal, rms=0.821986Jy sigma=18.438981 ! 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=0.8173 mas, bmaj=1.32 mas, bpa=-40.48 degrees ! Estimated noise=0.404169 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 = 0.114125 Jy ! Component: 100 - total flux cleaned = 0.176379 Jy ! Total flux subtracted in 100 components = 0.176379 Jy ! Clean residual min=-0.015175 max=0.039208 Jy/beam ! Clean residual mean=0.000054 rms=0.004922 Jy/beam ! Combined flux in latest and established models = 0.176379 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.176379 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=0.138015Jy sigma=3.007421 ! Fit after self-cal, rms=0.137400Jy sigma=2.991975 ! Inverting map ! Added new window around map position (-1.4, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0415006 Jy ! Component: 100 - total flux cleaned = 0.0709138 Jy ! Total flux subtracted in 100 components = 0.0709138 Jy ! Clean residual min=-0.010910 max=0.027314 Jy/beam ! Clean residual mean=0.000031 rms=0.003400 Jy/beam ! Combined flux in latest and established models = 0.247292 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 32 components and 0.247292 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=0.106316Jy sigma=2.308204 ! Fit after self-cal, rms=0.106068Jy sigma=2.302085 ! Inverting map ! Added new window around map position (1.6, -0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0262833 Jy ! Component: 100 - total flux cleaned = 0.0453647 Jy ! Total flux subtracted in 100 components = 0.0453647 Jy ! Clean residual min=-0.008421 max=0.011823 Jy/beam ! Clean residual mean=0.000017 rms=0.002564 Jy/beam ! Combined flux in latest and established models = 0.292657 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 57 components and 0.292657 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=0.090074Jy sigma=1.949950 ! Fit after self-cal, rms=0.090035Jy sigma=1.948958 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.196 mas, bmaj=1.616 mas, bpa=-36.7 degrees ! Estimated noise=0.1363 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 = 0.0349433 Jy ! Component: 100 - total flux cleaned = 0.0599358 Jy ! Component: 150 - total flux cleaned = 0.0784859 Jy ! Component: 200 - total flux cleaned = 0.09257 Jy ! Total flux subtracted in 200 components = 0.09257 Jy ! Clean residual min=-0.013270 max=0.012104 Jy/beam ! Clean residual mean=0.000029 rms=0.003377 Jy/beam ! Combined flux in latest and established models = 0.385227 Jy ! Performing phase self-cal ! Adding 80 model components to the UV plane model. ! The established model now contains 121 components and 0.385227 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=0.069783Jy sigma=1.500899 ! Fit after self-cal, rms=0.069741Jy sigma=1.499999 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.196 x 1.616 at -36.7 degrees (North through East) ! Clean map min=-0.013068 max=0.16413 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.99 HN 1.03 KP 1.09 ! LA 0.78 MK 1.19 NL 1.30 OV 0.99 ! PT 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 0.96 HN 1.01 KP 1.07 ! LA 0.80 MK 1.18 NL 1.29 OV 0.99 ! PT 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.96 HN 1.00 KP 1.06 ! LA 0.81 MK 1.08 NL 1.28 OV 1.00 ! PT 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 0.97 HN 1.01 KP 1.09 ! LA 0.82 MK 1.06 NL 1.28 OV 0.99 ! PT 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.97 HN 0.99 KP 1.06 ! LA 0.80 MK 1.02 NL 1.27 OV 0.96 ! PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.94 HN 0.99 KP 1.07 ! LA 0.78 MK 1.01 NL 1.27 OV 0.98 ! PT 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.93 HN 0.97 KP 1.09 ! LA 0.79 MK 0.94 NL 1.23 OV 0.97 ! PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.94 HN 0.96 KP 1.06 ! LA 0.79 MK 0.95 NL 1.22 OV 0.96 ! PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.93 HN 0.98 KP 1.05 ! LA 0.79 MK 0.91 NL 1.21 OV 0.96 ! PT 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.94 HN 0.97 KP 1.05 ! LA 0.80 MK 0.84 NL 1.18 OV 0.95 ! PT 0.96 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.94 KP 1.08 ! LA 0.79 MK 0.87 NL 1.19 OV 0.95 ! PT 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.92 HN 0.96 KP 1.05 ! LA 0.80 MK 0.85 NL 1.20 OV 0.95 ! PT 0.95 ! ! ! Fit before self-cal, rms=0.069741Jy sigma=1.499999 ! Fit after self-cal, rms=0.055157Jy sigma=1.214856 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.198 mas, bmaj=1.625 mas, bpa=-36.62 degrees ! Estimated noise=0.134 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 = -0.00180287 Jy ! Component: 100 - total flux cleaned = -0.00179669 Jy ! Component: 150 - total flux cleaned = -0.00163335 Jy ! Component: 200 - total flux cleaned = -0.00141869 Jy ! Total flux subtracted in 200 components = -0.00141869 Jy ! Clean residual min=-0.004310 max=0.004052 Jy/beam ! Clean residual mean=0.000055 rms=0.001034 Jy/beam ! Combined flux in latest and established models = 0.383808 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 127 components and 0.383808 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=0.054866Jy sigma=1.208610 ! Fit after self-cal, rms=0.055014Jy sigma=1.207615 ! 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=0.055014Jy sigma=1.207615 ! Fit after self-cal, rms=0.053673Jy sigma=1.178462 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.181 mas, bmaj=1.624 mas, bpa=-36.8 degrees ! Estimated noise=0.132564 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.58441e-05 Jy ! Component: 100 - total flux cleaned = 1.23517e-05 Jy ! Component: 150 - total flux cleaned = 0.000132485 Jy ! Component: 200 - total flux cleaned = 0.000242613 Jy ! Total flux subtracted in 200 components = 0.000242613 Jy ! Clean residual min=-0.001539 max=0.002741 Jy/beam ! Clean residual mean=0.000011 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.384051 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 132 components and 0.384051 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=0.053605Jy sigma=1.176713 ! Fit after self-cal, rms=0.053606Jy sigma=1.176583 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) ! Added new window around map position (2, -2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00259321 Jy ! Component: 100 - total flux cleaned = 0.00343857 Jy ! Component: 150 - total flux cleaned = 0.00351697 Jy ! Component: 200 - total flux cleaned = 0.00348239 Jy ! Total flux subtracted in 200 components = 0.00348239 Jy ! Clean residual min=-0.001321 max=0.001371 Jy/beam ! Clean residual mean=0.000009 rms=0.000341 Jy/beam ! Combined flux in latest and established models = 0.387533 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 164 components and 0.387533 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=0.053472Jy sigma=1.173538 ! Fit after self-cal, rms=0.053457Jy sigma=1.173246 ! 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=0.053457Jy sigma=1.173246 ! Fit after self-cal, rms=0.053330Jy sigma=1.172612 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.173 mas, bmaj=1.63 mas, bpa=-37.24 degrees ! Estimated noise=0.132285 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012648 Jy ! Component: 100 - total flux cleaned = 0.00139304 Jy ! Component: 150 - total flux cleaned = 0.00157993 Jy ! Component: 200 - total flux cleaned = 0.00169652 Jy ! Total flux subtracted in 200 components = 0.00169652 Jy ! Clean residual min=-0.001046 max=0.001074 Jy/beam ! Clean residual mean=0.000006 rms=0.000268 Jy/beam ! Combined flux in latest and established models = 0.38923 Jy selfcal ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 185 components and 0.38923 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=0.053289Jy sigma=1.171617 ! Fit after self-cal, rms=0.053282Jy sigma=1.171544 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 = 0.000398641 Jy ! Component: 100 - total flux cleaned = 0.00047453 Jy ! Component: 150 - total flux cleaned = 0.000561674 Jy ! Component: 200 - total flux cleaned = 0.000625433 Jy ! Total flux subtracted in 200 components = 0.000625433 Jy ! Clean residual min=-0.000971 max=0.000977 Jy/beam ! Clean residual mean=0.000006 rms=0.000254 Jy/beam ! Combined flux in latest and established models = 0.389855 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 192 components and 0.389855 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=0.053270Jy sigma=1.171260 ! Fit after self-cal, rms=0.053270Jy sigma=1.171245 ! 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=0.053270Jy sigma=1.171245 ! Fit after self-cal, rms=0.053181Jy sigma=1.171015 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.315 mas, bmaj=2.555 mas, bpa=39.82 degrees ! Estimated noise=0.158236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000801286 Jy ! Component: 100 - total flux cleaned = 0.000971027 Jy ! Component: 150 - total flux cleaned = 0.00105564 Jy ! Component: 200 - total flux cleaned = 0.00112652 Jy ! Total flux subtracted in 200 components = 0.00112652 Jy ! Clean residual min=-0.000929 max=0.001105 Jy/beam ! Clean residual mean=0.000008 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.390982 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 208 components and 0.390982 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=0.053172Jy sigma=1.170778 ! Fit after self-cal, rms=0.053167Jy sigma=1.170724 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 = 0.000294927 Jy ! Component: 100 - total flux cleaned = 0.0003502 Jy ! Component: 150 - total flux cleaned = 0.000397762 Jy ! Component: 200 - total flux cleaned = 0.000431359 Jy ! Total flux subtracted in 200 components = 0.000431359 Jy ! Clean residual min=-0.000937 max=0.001107 Jy/beam ! Clean residual mean=0.000007 rms=0.000288 Jy/beam ! Combined flux in latest and established models = 0.391413 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 216 components and 0.391413 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=0.053165Jy sigma=1.170680 ! Fit after self-cal, rms=0.053166Jy sigma=1.170671 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=1.633 mas, bpa=-37.41 degrees ! Estimated noise=0.132107 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.169 x 1.633 at -37.41 degrees (North through East) ! Clean map min=-0.00079085 max=0.157 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=0.7946 mas, bmaj=1.338 mas, bpa=-40.95 degrees ! Estimated noise=0.390668 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111758 Jy ! Component: 100 - total flux cleaned = 0.175093 Jy ! Component: 150 - total flux cleaned = 0.215546 Jy ! Component: 200 - total flux cleaned = 0.244908 Jy ! Total flux subtracted in 200 components = 0.244908 Jy ! Clean residual min=-0.008474 max=0.017027 Jy/beam ! Clean residual mean=0.000041 rms=0.002817 Jy/beam ! Combined flux in latest and established models = 0.244908 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 42 model components to the UV plane model. ! The established model now contains 42 components and 0.244908 Jy ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=1.633 mas, bpa=-37.41 degrees ! Estimated noise=0.132107 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 = 0.0422536 Jy ! Component: 100 - total flux cleaned = 0.0695313 Jy ! Component: 150 - total flux cleaned = 0.0885183 Jy ! Component: 200 - total flux cleaned = 0.102092 Jy ! Total flux subtracted in 200 components = 0.102092 Jy ! Clean residual min=-0.003682 max=0.007671 Jy/beam ! Clean residual mean=0.000028 rms=0.001526 Jy/beam ! Combined flux in latest and established models = 0.347 Jy ! Adding 68 model components to the UV plane model. ! The established model now contains 89 components and 0.347 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00986951 Jy ! Component: 100 - total flux cleaned = 0.0171722 Jy ! Component: 150 - total flux cleaned = 0.0226589 Jy ! Component: 200 - total flux cleaned = 0.0268638 Jy ! Total flux subtracted in 200 components = 0.0268638 Jy ! Clean residual min=-0.001767 max=0.002492 Jy/beam ! Clean residual mean=0.000014 rms=0.000602 Jy/beam ! Combined flux in latest and established models = 0.373863 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 126 components and 0.373863 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=2.315 mas, bmaj=2.555 mas, bpa=39.82 degrees ! Estimated noise=0.158236 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00546622 Jy ! Component: 100 - total flux cleaned = 0.00901972 Jy ! Component: 150 - total flux cleaned = 0.0114612 Jy ! Component: 200 - total flux cleaned = 0.0131921 Jy ! Total flux subtracted in 200 components = 0.0131921 Jy ! Clean residual min=-0.001303 max=0.001329 Jy/beam ! Clean residual mean=0.000012 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.387055 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 = 0.00125091 Jy ! Component: 100 - total flux cleaned = 0.00216074 Jy ! Component: 150 - total flux cleaned = 0.00282596 Jy ! Component: 200 - total flux cleaned = 0.00320834 Jy ! Total flux subtracted in 200 components = 0.00320834 Jy ! Clean residual min=-0.001042 max=0.001028 Jy/beam ! Clean residual mean=0.000009 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.390264 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 190 components and 0.390264 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.169 mas, bmaj=1.633 mas, bpa=-37.41 degrees ! Estimated noise=0.132107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000251992 Jy ! Component: 100 - total flux cleaned = 0.00033873 Jy ! Component: 150 - total flux cleaned = 0.000338087 Jy ! Component: 200 - total flux cleaned = 0.000355677 Jy ! Total flux subtracted in 200 components = 0.000355677 Jy ! Clean residual min=-0.000954 max=0.000991 Jy/beam ! Clean residual mean=0.000004 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.39062 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 202 components and 0.39062 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=0.053191Jy sigma=1.171232 ! Fit after self-cal, rms=0.053186Jy sigma=1.171116 wmodel J2120+4434_X_b_map.mod ! Writing 202 model components to file: J2120+4434_X_b_map.mod wobs J2120+4434_X_b_uvs.fits ! Writing UV FITS file: J2120+4434_X_b_uvs.fits wwins J2120+4434_X_b_map.win ! wwins: Wrote 4 windows to J2120+4434_X_b_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 = 8.98065e-05 Jy ! Component: 100 - total flux cleaned = 0.000171348 Jy ! Component: 150 - total flux cleaned = 0.000218649 Jy ! Component: 200 - total flux cleaned = 0.00018921 Jy ! Component: 250 - total flux cleaned = 0.00018891 Jy ! Component: 300 - total flux cleaned = 0.000188753 Jy ! Component: 350 - total flux cleaned = 0.000189114 Jy ! Component: 400 - total flux cleaned = 0.000189054 Jy ! Component: 450 - total flux cleaned = 0.000176089 Jy ! Component: 500 - total flux cleaned = 0.00020126 Jy ! Component: 550 - total flux cleaned = 0.000188397 Jy ! Component: 600 - total flux cleaned = 0.000188168 Jy ! Component: 650 - total flux cleaned = 0.000188164 Jy ! Component: 700 - total flux cleaned = 0.000176283 Jy ! Component: 750 - total flux cleaned = 0.000141997 Jy ! Component: 800 - total flux cleaned = 0.00010856 Jy ! Component: 850 - total flux cleaned = 7.56948e-05 Jy ! Component: 900 - total flux cleaned = 2.15291e-05 Jy ! Component: 950 - total flux cleaned = -2.10508e-05 Jy ! Component: 1000 - total flux cleaned = -2.1033e-05 Jy ! Component: 1050 - total flux cleaned = -5.22471e-05 Jy ! Component: 1100 - total flux cleaned = -9.31789e-05 Jy ! Component: 1150 - total flux cleaned = -0.000133448 Jy ! Component: 1200 - total flux cleaned = -0.00016338 Jy ! Component: 1250 - total flux cleaned = -0.000202433 Jy ! Component: 1300 - total flux cleaned = -0.000221788 Jy ! Component: 1350 - total flux cleaned = -0.000269152 Jy ! Component: 1400 - total flux cleaned = -0.000259682 Jy ! Component: 1450 - total flux cleaned = -0.000250748 Jy ! Component: 1500 - total flux cleaned = -0.000296437 Jy ! Component: 1550 - total flux cleaned = -0.000305425 Jy ! Component: 1600 - total flux cleaned = -0.000305389 Jy ! Component: 1650 - total flux cleaned = -0.000305192 Jy ! Component: 1700 - total flux cleaned = -0.00031393 Jy ! Component: 1750 - total flux cleaned = -0.000313911 Jy ! Component: 1800 - total flux cleaned = -0.000322309 Jy ! Component: 1850 - total flux cleaned = -0.000339115 Jy ! Component: 1900 - total flux cleaned = -0.000372211 Jy ! Component: 1950 - total flux cleaned = -0.000372056 Jy ! Component: 2000 - total flux cleaned = -0.000364054 Jy ! Component: 2050 - total flux cleaned = -0.000412158 Jy ! Component: 2100 - total flux cleaned = -0.000396397 Jy ! Component: 2150 - total flux cleaned = -0.00041994 Jy ! Component: 2200 - total flux cleaned = -0.000412302 Jy ! Component: 2250 - total flux cleaned = -0.000442965 Jy ! Component: 2300 - total flux cleaned = -0.00047327 Jy ! Component: 2350 - total flux cleaned = -0.000503274 Jy ! Component: 2400 - total flux cleaned = -0.000488236 Jy ! Component: 2450 - total flux cleaned = -0.00051037 Jy ! Component: 2500 - total flux cleaned = -0.000547043 Jy ! Component: 2550 - total flux cleaned = -0.000583359 Jy ! Component: 2600 - total flux cleaned = -0.000626484 Jy ! Component: 2650 - total flux cleaned = -0.000640656 Jy ! Component: 2700 - total flux cleaned = -0.000647759 Jy ! Component: 2750 - total flux cleaned = -0.000703832 Jy ! Component: 2800 - total flux cleaned = -0.000724705 Jy ! Component: 2850 - total flux cleaned = -0.000759168 Jy ! Component: 2900 - total flux cleaned = -0.000766016 Jy ! Component: 2950 - total flux cleaned = -0.000799796 Jy ! Component: 3000 - total flux cleaned = -0.000793094 Jy ! Component: 3050 - total flux cleaned = -0.000826468 Jy ! Component: 3100 - total flux cleaned = -0.000852934 Jy ! Component: 3150 - total flux cleaned = -0.000865962 Jy ! Component: 3200 - total flux cleaned = -0.000859349 Jy ! Component: 3250 - total flux cleaned = -0.000872212 Jy ! Component: 3300 - total flux cleaned = -0.000878628 Jy ! Component: 3350 - total flux cleaned = -0.000904118 Jy ! Component: 3400 - total flux cleaned = -0.000885125 Jy ! Component: 3450 - total flux cleaned = -0.000872586 Jy ! Component: 3500 - total flux cleaned = -0.000903825 Jy ! Component: 3550 - total flux cleaned = -0.000909966 Jy ! Component: 3600 - total flux cleaned = -0.000916116 Jy ! Component: 3650 - total flux cleaned = -0.000910018 Jy ! Component: 3700 - total flux cleaned = -0.000922142 Jy ! Component: 3750 - total flux cleaned = -0.000916054 Jy ! Component: 3800 - total flux cleaned = -0.00092204 Jy ! Component: 3850 - total flux cleaned = -0.000922072 Jy ! Component: 3900 - total flux cleaned = -0.000927884 Jy ! Component: 3950 - total flux cleaned = -0.000939602 Jy ! Component: 4000 - total flux cleaned = -0.000945407 Jy ! Component: 4050 - total flux cleaned = -0.00095697 Jy ! Total flux subtracted in 4096 components = -0.000974275 Jy ! Clean residual min=-0.000343 max=0.000328 Jy/beam ! Clean residual mean=0.000001 rms=0.000100 Jy/beam ! Combined flux in latest and established models = 0.389645 Jy keep ! Adding 300 model components to the UV plane model. ! The established model now contains 502 components and 0.389645 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J2120+4434_X_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.169 x 1.633 at -37.41 degrees (North through East) ! Clean map min=-0.00072852 max=0.15947 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J2120+4434_X_b_map.fits wmodel /vlbi/uf001/uva//J2120+4434_X_b_map.mod ! Writing 502 model components to file: /vlbi/uf001/uva//J2120+4434_X_b_map.mod wobs /vlbi/uf001/uva//J2120+4434_X_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J2120+4434_X_b_uvs.fits wwins /vlbi/uf001/uva//J2120+4434_X_b_map.win ! wwins: Wrote 5 windows to /vlbi/uf001/uva//J2120+4434_X_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.159472 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 9.92133e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.186641 0.186641 0.373282 0.746564 1.49313 2.98626 5.97251 11.945 23.89 47.7801 95.5602 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0002 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.159 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1607.36 quit ! Quitting program ! Log file /vlbi/uf001/uva//J2120+4434_X_b_dfm.log closed on Mon Jan 14 05:49:40 2019