! Started logfile: /vlbi/uf001/uva//J1220+3343_X_dfm.log on Mon Jan 14 01:48:07 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//J1220+3343_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1220+3343_X_uva.fits ! AN table 1: 80 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.636111 visibilities/baseline/integration-bin. ! Found source: J1220+3343 ! ! 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 27480 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 J1220+3343_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 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 258 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004740Jy sigma=25.180939 ! Fit after self-cal, rms=0.930416Jy sigma=23.374401 ! 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=0.7224 mas, bmaj=1.248 mas, bpa=-6.775 degrees ! Estimated noise=0.349577 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 = 0.05387 Jy ! Component: 100 - total flux cleaned = 0.0666179 Jy ! Total flux subtracted in 100 components = 0.0666179 Jy ! Clean residual min=-0.003499 max=0.005135 Jy/beam ! Clean residual mean=-0.000003 rms=0.000771 Jy/beam ! Combined flux in latest and established models = 0.0666179 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0666179 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=0.059130Jy sigma=1.356884 ! Fit after self-cal, rms=0.058911Jy sigma=1.351748 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00512418 Jy ! Component: 100 - total flux cleaned = 0.00775071 Jy ! Total flux subtracted in 100 components = 0.00775071 Jy ! Clean residual min=-0.003226 max=0.004885 Jy/beam ! Clean residual mean=-0.000003 rms=0.000698 Jy/beam ! Combined flux in latest and established models = 0.0743686 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 9 components and 0.0743686 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=0.058396Jy sigma=1.334580 ! Fit after self-cal, rms=0.058398Jy sigma=1.334386 ! Inverting map ! Added new window around map position (-0.8, -3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00433096 Jy ! Component: 100 - total flux cleaned = 0.00671362 Jy ! Total flux subtracted in 100 components = 0.00671362 Jy ! Clean residual min=-0.003051 max=0.002807 Jy/beam ! Clean residual mean=-0.000002 rms=0.000641 Jy/beam ! Combined flux in latest and established models = 0.0810823 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 18 components and 0.0810823 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=0.057983Jy sigma=1.321315 ! Fit after self-cal, rms=0.057952Jy sigma=1.320403 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9484 mas, bmaj=1.567 mas, bpa=-5.045 degrees ! Estimated noise=0.175491 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 = 0.00324866 Jy ! Component: 100 - total flux cleaned = 0.00513843 Jy ! Component: 150 - total flux cleaned = 0.00647527 Jy ! Component: 200 - total flux cleaned = 0.00744666 Jy ! Total flux subtracted in 200 components = 0.00744666 Jy ! Clean residual min=-0.002395 max=0.002332 Jy/beam ! Clean residual mean=-0.000007 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.0885289 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 32 components and 0.0885289 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=0.057784Jy sigma=1.314134 ! Fit after self-cal, rms=0.057771Jy sigma=1.313547 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9484 x 1.567 at -5.045 degrees (North through East) ! Clean map min=-0.0022891 max=0.070342 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.12 HN 1.00 KP 1.08 ! LA 0.85 MK 1.01 NL 1.03 OV 0.97 ! PT 0.91 SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.14 FD 1.11 HN 1.06 KP 1.06 ! LA 0.89 MK 0.98 NL 1.02 OV 0.97 ! PT 0.95 SC 0.92 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.11 HN 1.00 KP 1.08 ! LA 0.88 MK 1.02 NL 1.02 OV 0.96 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.04 HN 1.07 KP 1.06 ! LA 0.90 MK 1.04 NL 1.00 OV 0.99 ! PT 0.94 SC 0.90 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.07 HN 1.03 KP 1.02 ! LA 0.86 MK 1.05 NL 1.01 OV 0.99 ! PT 1.02 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.11 FD 1.09 HN 0.98 KP 1.08 ! LA 0.88 MK 1.05 NL 1.00 OV 0.95 ! PT 0.97 SC 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.18 FD 1.07 HN 1.01 KP 1.03 ! LA 0.89 MK 0.99 NL 1.02 OV 0.98 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.17 FD 1.10 HN 0.96 KP 1.08 ! LA 0.82 MK 1.08 NL 1.00 OV 0.93 ! PT 0.99 SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 1.01 HN 1.01 KP 1.09 ! LA 0.78 MK 1.00 NL 1.03 OV 0.96 ! PT 0.98 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.23 FD 1.07 HN 0.94 KP 1.06 ! LA 0.86 MK 1.01 NL 1.01 OV 0.94 ! PT 0.95 SC 0.98 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.05 HN 1.06 KP 1.08 ! LA 0.84 MK 0.97 NL 1.03 OV 0.96 ! PT 1.00 SC 0.93 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.97 HN 1.02 KP 1.12 ! LA 0.84 MK 0.99 NL 1.02 OV 1.02 ! PT 1.01 SC 0.91 ! ! ! Fit before self-cal, rms=0.057771Jy sigma=1.313547 ! Fit after self-cal, rms=0.057183Jy sigma=1.296206 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9476 mas, bmaj=1.576 mas, bpa=-4.368 degrees ! Estimated noise=0.17446 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 = 0.000165388 Jy ! Component: 100 - total flux cleaned = -6.46613e-05 Jy ! Component: 150 - total flux cleaned = -0.000231584 Jy ! Component: 200 - total flux cleaned = -0.000310543 Jy ! Total flux subtracted in 200 components = -0.000310543 Jy ! Clean residual min=-0.001491 max=0.001660 Jy/beam ! Clean residual mean=-0.000003 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.0882184 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 43 components and 0.0882184 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=0.057147Jy sigma=1.295307 ! Fit after self-cal, rms=0.057248Jy sigma=1.294538 ! Inverting map ! Added new window around map position (-4.4, -13.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00152057 Jy ! Component: 100 - total flux cleaned = 0.00236502 Jy ! Component: 150 - total flux cleaned = 0.00279547 Jy ! Component: 200 - total flux cleaned = 0.00311567 Jy ! Total flux subtracted in 200 components = 0.00311567 Jy ! Clean residual min=-0.001363 max=0.001395 Jy/beam ! Clean residual mean=-0.000004 rms=0.000311 Jy/beam ! Combined flux in latest and established models = 0.0913341 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 62 components and 0.0913341 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=0.057199Jy sigma=1.293280 ! Fit after self-cal, rms=0.057195Jy sigma=1.293057 ! 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=0.057195Jy sigma=1.293057 ! Fit after self-cal, rms=0.058571Jy sigma=1.288199 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9471 mas, bmaj=1.57 mas, bpa=-4.862 degrees ! Estimated noise=0.173593 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000652122 Jy ! Component: 100 - total flux cleaned = 0.00109953 Jy ! Component: 150 - total flux cleaned = 0.00137367 Jy ! Component: 200 - total flux cleaned = 0.00154235 Jy ! Total flux subtracted in 200 components = 0.00154235 Jy ! Clean residual min=-0.001260 max=0.001287 Jy/beam ! Clean residual mean=-0.000004 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.0928764 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.0928764 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=0.058559Jy sigma=1.287928 ! Fit after self-cal, rms=0.058601Jy sigma=1.287774 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 (-4, -9.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00134611 Jy ! Component: 100 - total flux cleaned = 0.00207046 Jy ! Component: 150 - total flux cleaned = 0.00235744 Jy ! Component: 200 - total flux cleaned = 0.00253963 Jy ! Total flux subtracted in 200 components = 0.00253963 Jy ! Clean residual min=-0.001280 max=0.001078 Jy/beam ! Clean residual mean=-0.000004 rms=0.000238 Jy/beam ! Combined flux in latest and established models = 0.0954161 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 92 components and 0.0954161 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=0.058568Jy sigma=1.286849 ! Fit after self-cal, rms=0.058566Jy sigma=1.286782 ! 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=0.058566Jy sigma=1.286782 ! Fit after self-cal, rms=0.058795Jy sigma=1.286731 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9469 mas, bmaj=1.57 mas, bpa=-4.872 degrees ! Estimated noise=0.173464 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000414098 Jy ! Component: 100 - total flux cleaned = 0.000613168 Jy ! Component: 150 - total flux cleaned = 0.000787115 Jy ! Component: 200 - total flux cleaned = 0.000898415 Jy ! Total flux subtracted in 200 components = 0.000898415 Jy ! Clean residual min=-0.001281 max=0.001034 Jy/beam ! Clean residual mean=-0.000003 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0963145 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 101 components and 0.0963145 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=0.058788Jy sigma=1.286574 ! Fit after self-cal, rms=0.058797Jy sigma=1.286560 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 = 0.000216652 Jy ! Component: 100 - total flux cleaned = 0.000307974 Jy ! Component: 150 - total flux cleaned = 0.000365241 Jy ! Component: 200 - total flux cleaned = 0.000410419 Jy ! Total flux subtracted in 200 components = 0.000410419 Jy ! Clean residual min=-0.001273 max=0.001040 Jy/beam ! Clean residual mean=-0.000003 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0967249 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 108 components and 0.0967249 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=0.058793Jy sigma=1.286496 ! Fit after self-cal, rms=0.058793Jy sigma=1.286491 ! 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=0.058793Jy sigma=1.286491 ! Fit after self-cal, rms=0.058867Jy sigma=1.286476 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.315 mas, bmaj=2.611 mas, bpa=-7.365 degrees ! Estimated noise=0.220488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000638371 Jy ! Component: 100 - total flux cleaned = 0.00106768 Jy ! Component: 150 - total flux cleaned = 0.00137521 Jy ! Component: 200 - total flux cleaned = 0.00150025 Jy ! Total flux subtracted in 200 components = 0.00150025 Jy ! Clean residual min=-0.001329 max=0.001400 Jy/beam ! Clean residual mean=-0.000007 rms=0.000330 Jy/beam ! Combined flux in latest and established models = 0.0982252 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 115 components and 0.0982252 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=0.058870Jy sigma=1.286472 ! Fit after self-cal, rms=0.058870Jy sigma=1.286450 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 = 0.000238707 Jy ! Component: 100 - total flux cleaned = 0.000344203 Jy ! Component: 150 - total flux cleaned = 0.000377746 Jy ! Component: 200 - total flux cleaned = 0.00040801 Jy ! Total flux subtracted in 200 components = 0.00040801 Jy ! Clean residual min=-0.001281 max=0.001401 Jy/beam ! Clean residual mean=-0.000007 rms=0.000327 Jy/beam ! Combined flux in latest and established models = 0.0986332 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 116 components and 0.0986332 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=0.058872Jy sigma=1.286488 ! Fit after self-cal, rms=0.058871Jy sigma=1.286484 ! Inverting map ! Added new window around map position (20.6, 29.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00128276 Jy ! Component: 100 - total flux cleaned = 0.00200272 Jy ! Component: 150 - total flux cleaned = 0.00242095 Jy ! Component: 200 - total flux cleaned = 0.00257613 Jy ! Total flux subtracted in 200 components = 0.00257613 Jy ! Clean residual min=-0.001166 max=0.001066 Jy/beam ! Clean residual mean=-0.000004 rms=0.000284 Jy/beam ! Combined flux in latest and established models = 0.101209 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 147 components and 0.101209 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=0.058855Jy sigma=1.285911 ! Fit after self-cal, rms=0.058853Jy sigma=1.285859 ! 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=0.9463 mas, bmaj=1.57 mas, bpa=-4.858 degrees ! Estimated noise=0.173539 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9463 x 1.57 at -4.858 degrees (North through East) ! Clean map min=-0.0010465 max=0.069933 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=0.718 mas, bmaj=1.244 mas, bpa=-6.547 degrees ! Estimated noise=0.346234 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0533211 Jy ! Component: 100 - total flux cleaned = 0.066247 Jy ! Component: 150 - total flux cleaned = 0.0719519 Jy ! Component: 200 - total flux cleaned = 0.0757876 Jy ! Total flux subtracted in 200 components = 0.0757876 Jy ! Clean residual min=-0.002312 max=0.002592 Jy/beam ! Clean residual mean=-0.000002 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.0757876 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0757876 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9463 mas, bmaj=1.57 mas, bpa=-4.858 degrees ! Estimated noise=0.173539 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 = 0.00420807 Jy ! Component: 100 - total flux cleaned = 0.00678571 Jy ! Component: 150 - total flux cleaned = 0.00873069 Jy ! Component: 200 - total flux cleaned = 0.0103418 Jy ! Total flux subtracted in 200 components = 0.0103418 Jy ! Clean residual min=-0.001271 max=0.001373 Jy/beam ! Clean residual mean=-0.000004 rms=0.000303 Jy/beam ! Combined flux in latest and established models = 0.0861295 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 40 components and 0.0861295 Jy ! Inverting map ! Added new window around map position (-1.6, -4.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00148749 Jy ! Component: 100 - total flux cleaned = 0.00271243 Jy ! Component: 150 - total flux cleaned = 0.0037938 Jy ! Component: 200 - total flux cleaned = 0.00477075 Jy ! Total flux subtracted in 200 components = 0.00477075 Jy ! Clean residual min=-0.001201 max=0.000991 Jy/beam ! Clean residual mean=-0.000003 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0909002 Jy ! Adding 42 model components to the UV plane model. ! The established model now contains 67 components and 0.0909002 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=2.611 mas, bpa=-7.365 degrees ! Estimated noise=0.220488 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0015743 Jy ! Component: 100 - total flux cleaned = 0.00284559 Jy ! Component: 150 - total flux cleaned = 0.00393598 Jy ! Component: 200 - total flux cleaned = 0.00489294 Jy ! Total flux subtracted in 200 components = 0.00489294 Jy ! Clean residual min=-0.001448 max=0.001169 Jy/beam ! Clean residual mean=-0.000006 rms=0.000329 Jy/beam ! Combined flux in latest and established models = 0.0957932 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 = 0.000847482 Jy ! Component: 100 - total flux cleaned = 0.00160141 Jy ! Component: 150 - total flux cleaned = 0.0022742 Jy ! Component: 200 - total flux cleaned = 0.00287625 Jy ! Total flux subtracted in 200 components = 0.00287625 Jy ! Clean residual min=-0.001255 max=0.001106 Jy/beam ! Clean residual mean=-0.000005 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0986694 Jy ! Adding 103 model components to the UV plane model. ! The established model now contains 151 components and 0.0986694 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9463 mas, bmaj=1.57 mas, bpa=-4.858 degrees ! Estimated noise=0.173539 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000186386 Jy ! Component: 100 - total flux cleaned = 0.0003999 Jy ! Component: 150 - total flux cleaned = 0.000614982 Jy ! Component: 200 - total flux cleaned = 0.000798229 Jy ! Total flux subtracted in 200 components = 0.000798229 Jy ! Clean residual min=-0.001155 max=0.000836 Jy/beam ! Clean residual mean=-0.000002 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.0994676 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 181 components and 0.0994676 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=0.058849Jy sigma=1.285732 ! Fit after self-cal, rms=0.058844Jy sigma=1.285633 wmodel J1220+3343_X_map.mod ! Writing 181 model components to file: J1220+3343_X_map.mod wobs J1220+3343_X_uvs.fits ! Writing UV FITS file: J1220+3343_X_uvs.fits wwins J1220+3343_X_map.win ! wwins: Wrote 6 windows to J1220+3343_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 = -0.000435846 Jy ! Component: 100 - total flux cleaned = -0.000724598 Jy ! Component: 150 - total flux cleaned = -0.000846415 Jy ! Component: 200 - total flux cleaned = -0.00092005 Jy ! Component: 250 - total flux cleaned = -0.00100571 Jy ! Component: 300 - total flux cleaned = -0.00101953 Jy ! Component: 350 - total flux cleaned = -0.00104669 Jy ! Component: 400 - total flux cleaned = -0.00103348 Jy ! Component: 450 - total flux cleaned = -0.0010336 Jy ! Component: 500 - total flux cleaned = -0.00102093 Jy ! Component: 550 - total flux cleaned = -0.000970763 Jy ! Component: 600 - total flux cleaned = -0.000933807 Jy ! Component: 650 - total flux cleaned = -0.000958045 Jy ! Component: 700 - total flux cleaned = -0.000934016 Jy ! Component: 750 - total flux cleaned = -0.00094582 Jy ! Component: 800 - total flux cleaned = -0.000957499 Jy ! Component: 850 - total flux cleaned = -0.000911639 Jy ! Component: 900 - total flux cleaned = -0.000945847 Jy ! Component: 950 - total flux cleaned = -0.000923481 Jy ! Component: 1000 - total flux cleaned = -0.000923625 Jy ! Component: 1050 - total flux cleaned = -0.000956574 Jy ! Component: 1100 - total flux cleaned = -0.000956584 Jy ! Component: 1150 - total flux cleaned = -0.000967074 Jy ! Component: 1200 - total flux cleaned = -0.000967197 Jy ! Component: 1250 - total flux cleaned = -0.000967208 Jy ! Component: 1300 - total flux cleaned = -0.000967342 Jy ! Component: 1350 - total flux cleaned = -0.000987831 Jy ! Component: 1400 - total flux cleaned = -0.000987913 Jy ! Component: 1450 - total flux cleaned = -0.000998158 Jy ! Component: 1500 - total flux cleaned = -0.00102815 Jy ! Component: 1550 - total flux cleaned = -0.00103803 Jy ! Component: 1600 - total flux cleaned = -0.0010381 Jy ! Component: 1650 - total flux cleaned = -0.00102853 Jy ! Component: 1700 - total flux cleaned = -0.00108621 Jy ! Component: 1750 - total flux cleaned = -0.00107658 Jy ! Component: 1800 - total flux cleaned = -0.00104822 Jy ! Component: 1850 - total flux cleaned = -0.00107649 Jy ! Component: 1900 - total flux cleaned = -0.0010486 Jy ! Component: 1950 - total flux cleaned = -0.00101164 Jy ! Component: 2000 - total flux cleaned = -0.00102998 Jy ! Component: 2050 - total flux cleaned = -0.00103003 Jy ! Component: 2100 - total flux cleaned = -0.00098484 Jy ! Component: 2150 - total flux cleaned = -0.000966951 Jy ! Component: 2200 - total flux cleaned = -0.000984834 Jy ! Component: 2250 - total flux cleaned = -0.000958304 Jy ! Component: 2300 - total flux cleaned = -0.000931921 Jy ! Component: 2350 - total flux cleaned = -0.000897059 Jy ! Component: 2400 - total flux cleaned = -0.00088844 Jy ! Component: 2450 - total flux cleaned = -0.000871239 Jy ! Component: 2500 - total flux cleaned = -0.000837065 Jy ! Component: 2550 - total flux cleaned = -0.000777728 Jy ! Component: 2600 - total flux cleaned = -0.000760969 Jy ! Component: 2650 - total flux cleaned = -0.000777738 Jy ! Component: 2700 - total flux cleaned = -0.000736135 Jy ! Component: 2750 - total flux cleaned = -0.000686595 Jy ! Component: 2800 - total flux cleaned = -0.000661952 Jy ! Component: 2850 - total flux cleaned = -0.000653759 Jy ! Component: 2900 - total flux cleaned = -0.000629405 Jy ! Component: 2950 - total flux cleaned = -0.000605241 Jy ! Component: 3000 - total flux cleaned = -0.0005732 Jy ! Component: 3050 - total flux cleaned = -0.000541325 Jy ! Component: 3100 - total flux cleaned = -0.000501856 Jy ! Component: 3150 - total flux cleaned = -0.000501921 Jy ! Component: 3200 - total flux cleaned = -0.000494157 Jy ! Component: 3250 - total flux cleaned = -0.000486383 Jy ! Component: 3300 - total flux cleaned = -0.000455412 Jy ! Component: 3350 - total flux cleaned = -0.000440087 Jy ! Component: 3400 - total flux cleaned = -0.000432516 Jy ! Component: 3450 - total flux cleaned = -0.000417275 Jy ! Component: 3500 - total flux cleaned = -0.000394648 Jy ! Component: 3550 - total flux cleaned = -0.00038706 Jy ! Component: 3600 - total flux cleaned = -0.000364621 Jy ! Component: 3650 - total flux cleaned = -0.000349658 Jy ! Component: 3700 - total flux cleaned = -0.000327424 Jy ! Component: 3750 - total flux cleaned = -0.000364292 Jy ! Component: 3800 - total flux cleaned = -0.000305588 Jy ! Component: 3850 - total flux cleaned = -0.000276467 Jy ! Component: 3900 - total flux cleaned = -0.000320011 Jy ! Component: 3950 - total flux cleaned = -0.000269369 Jy ! Component: 4000 - total flux cleaned = -0.000255015 Jy ! Component: 4050 - total flux cleaned = -0.000240722 Jy ! Total flux subtracted in 4096 components = -0.000233623 Jy ! Clean residual min=-0.000508 max=0.000423 Jy/beam ! Clean residual mean=-0.000001 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.099234 Jy keep ! Adding 298 model components to the UV plane model. ! The established model now contains 479 components and 0.099234 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1220+3343_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9463 x 1.57 at -4.858 degrees (North through East) ! Clean map min=-0.00095509 max=0.070053 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1220+3343_X_map.fits wmodel /vlbi/uf001/uva//J1220+3343_X_map.mod ! Writing 479 model components to file: /vlbi/uf001/uva//J1220+3343_X_map.mod wobs /vlbi/uf001/uva//J1220+3343_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1220+3343_X_uvs.fits wwins /vlbi/uf001/uva//J1220+3343_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1220+3343_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0700528 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000121669 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.521045 0.521045 1.04209 2.08418 4.16836 8.33671 16.6734 33.3469 66.6937 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.07 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 575.766 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1220+3343_X_dfm.log closed on Mon Jan 14 01:48:13 2019