! Started logfile: /vlbi/uf001/uva//J1756+2914_X_dfm.log on Mon Jan 14 04:26:31 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//J1756+2914_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1756+2914_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.860039 visibilities/baseline/integration-bin. ! Found source: J1756+2914 ! ! 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 26472 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 J1756+2914_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 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 68 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004856Jy sigma=24.628081 ! Fit after self-cal, rms=0.917930Jy sigma=22.382521 ! 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=0.7378 mas, bmaj=1.469 mas, bpa=-14.97 degrees ! Estimated noise=0.32059 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 = 0.0598237 Jy ! Component: 100 - total flux cleaned = 0.0784705 Jy ! Total flux subtracted in 100 components = 0.0784705 Jy ! Clean residual min=-0.006846 max=0.023277 Jy/beam ! Clean residual mean=0.000023 rms=0.001692 Jy/beam ! Combined flux in latest and established models = 0.0784705 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0784705 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=0.076368Jy sigma=1.695392 ! Fit after self-cal, rms=0.075863Jy sigma=1.686611 ! Inverting map ! Added new window around map position (-1.8, -0.4). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0196763 Jy ! Component: 100 - total flux cleaned = 0.0299354 Jy ! Total flux subtracted in 100 components = 0.0299354 Jy ! Clean residual min=-0.005295 max=0.007987 Jy/beam ! Clean residual mean=0.000016 rms=0.001161 Jy/beam ! Combined flux in latest and established models = 0.108406 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 17 components and 0.108406 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=0.069696Jy sigma=1.486980 ! Fit after self-cal, rms=0.068802Jy sigma=1.463083 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0102272 Jy ! Component: 100 - total flux cleaned = 0.0164072 Jy ! Total flux subtracted in 100 components = 0.0164072 Jy ! Clean residual min=-0.003954 max=0.004205 Jy/beam ! Clean residual mean=0.000013 rms=0.000889 Jy/beam ! Combined flux in latest and established models = 0.124813 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 23 components and 0.124813 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=0.066946Jy sigma=1.392812 ! Fit after self-cal, rms=0.066750Jy sigma=1.387336 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00566492 Jy ! Component: 100 - total flux cleaned = 0.00948588 Jy ! Total flux subtracted in 100 components = 0.00948588 Jy ! Clean residual min=-0.003266 max=0.003454 Jy/beam ! Clean residual mean=0.000011 rms=0.000785 Jy/beam ! Combined flux in latest and established models = 0.134299 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 30 components and 0.134299 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=0.066212Jy sigma=1.362065 ! Fit after self-cal, rms=0.066162Jy sigma=1.360701 ! 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=0.9474 mas, bmaj=1.731 mas, bpa=-11.78 degrees ! Estimated noise=0.190325 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 = 0.00506316 Jy ! Component: 100 - total flux cleaned = 0.00812691 Jy ! Component: 150 - total flux cleaned = 0.0102421 Jy ! Component: 200 - total flux cleaned = 0.0117728 Jy ! Total flux subtracted in 200 components = 0.0117728 Jy ! Clean residual min=-0.003735 max=0.003536 Jy/beam ! Clean residual mean=0.000014 rms=0.000914 Jy/beam ! Combined flux in latest and established models = 0.146072 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 47 components and 0.146072 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=0.065982Jy sigma=1.343571 ! Fit after self-cal, rms=0.065953Jy sigma=1.342605 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9474 x 1.731 at -11.78 degrees (North through East) ! Clean map min=-0.0034805 max=0.077609 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 1.00 KP 1.04 ! LA 0.91 MK 1.01 NL 0.99 OV 0.94 ! PT 0.90 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.99 KP 1.04 ! LA 0.88 MK 1.05 NL 1.00 OV 0.94 ! PT 0.92 SC 1.07 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 HN 0.97 KP 1.08 ! LA 0.88 MK 1.01 NL 0.98 OV 0.94 ! PT 0.93 SC 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 KP 1.07 ! LA 0.90 MK 1.12 NL 1.00 OV 0.94 ! PT 0.93 SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.01 HN 1.03 KP 1.10 ! LA 0.91 MK 1.04 NL 0.97 OV 0.93 ! PT 0.92 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.02 KP 1.07 ! LA 0.87 MK 1.08 NL 0.98 OV 0.95 ! PT 0.94 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.04 HN 0.99 KP 1.08 ! LA 0.87 MK 1.06 NL 1.01 OV 0.94 ! PT 0.91 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.10 FD 1.06 HN 0.95 KP 1.08 ! LA 0.88 MK 1.02 NL 1.03 OV 0.99 ! PT 0.91 SC 1.07 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.06 HN 0.96 KP 1.06 ! LA 0.88 MK 1.04 NL 1.05 OV 0.95 ! PT 0.92 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.04 HN 1.00 KP 1.07 ! LA 0.87 MK 1.05 NL 1.03 OV 0.94 ! PT 0.91 SC 1.06 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.05 HN 1.01 KP 1.10 ! LA 0.88 MK 1.00 NL 1.01 OV 0.95 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.02 HN 0.96 KP 1.08 ! LA 0.87 MK 0.99 NL 1.00 OV 0.97 ! PT 0.92 SC 1.02 ! ! ! Fit before self-cal, rms=0.065953Jy sigma=1.342605 ! Fit after self-cal, rms=0.064420Jy sigma=1.324043 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9601 mas, bmaj=1.763 mas, bpa=-11.9 degrees ! Estimated noise=0.18903 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 = -0.00192049 Jy ! Component: 100 - total flux cleaned = -0.00253937 Jy ! Component: 150 - total flux cleaned = -0.00297081 Jy ! Component: 200 - total flux cleaned = -0.00333847 Jy ! Total flux subtracted in 200 components = -0.00333847 Jy ! Clean residual min=-0.002585 max=0.002843 Jy/beam ! Clean residual mean=0.000010 rms=0.000728 Jy/beam ! Combined flux in latest and established models = 0.142733 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 60 components and 0.142733 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=0.064287Jy sigma=1.323624 ! Fit after self-cal, rms=0.064312Jy sigma=1.323132 ! 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=0.064312Jy sigma=1.323132 ! Fit after self-cal, rms=0.082059Jy sigma=1.291317 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9562 mas, bmaj=1.767 mas, bpa=-12.27 degrees ! Estimated noise=0.188924 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000391525 Jy ! Component: 100 - total flux cleaned = 0.000365051 Jy ! Component: 150 - total flux cleaned = 0.000293637 Jy ! Component: 200 - total flux cleaned = 0.000230539 Jy ! Total flux subtracted in 200 components = 0.000230539 Jy ! Clean residual min=-0.001054 max=0.001271 Jy/beam ! Clean residual mean=0.000001 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.142964 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 66 components and 0.142964 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=0.082045Jy sigma=1.290765 ! Fit after self-cal, rms=0.082395Jy sigma=1.289991 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 (3.6, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000867285 Jy ! Component: 100 - total flux cleaned = 0.000985052 Jy ! Component: 150 - total flux cleaned = 0.0010374 Jy ! Component: 200 - total flux cleaned = 0.00106111 Jy ! Total flux subtracted in 200 components = 0.00106111 Jy ! Clean residual min=-0.000963 max=0.001057 Jy/beam ! Clean residual mean=0.000001 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.144025 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 77 components and 0.144025 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=0.082375Jy sigma=1.289261 ! Fit after self-cal, rms=0.082375Jy sigma=1.289215 ! Inverting map ! Added new window around map position (-29, -16.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000493543 Jy ! Component: 100 - total flux cleaned = 0.000295655 Jy ! Component: 150 - total flux cleaned = 0.000206786 Jy ! Component: 200 - total flux cleaned = 0.000185517 Jy ! Total flux subtracted in 200 components = 0.000185517 Jy ! Clean residual min=-0.000969 max=0.000961 Jy/beam ! Clean residual mean=0.000001 rms=0.000240 Jy/beam ! Combined flux in latest and established models = 0.144211 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 98 components and 0.144211 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=0.082358Jy sigma=1.288656 ! Fit after self-cal, rms=0.082355Jy sigma=1.288609 ! 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=0.082355Jy sigma=1.288609 ! Fit after self-cal, rms=0.084788Jy sigma=1.288451 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9541 mas, bmaj=1.768 mas, bpa=-12.27 degrees ! Estimated noise=0.188718 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000234396 Jy ! Component: 100 - total flux cleaned = 0.000233894 Jy ! Component: 150 - total flux cleaned = 0.000273152 Jy ! Component: 200 - total flux cleaned = 0.000291308 Jy ! Total flux subtracted in 200 components = 0.000291308 Jy ! Clean residual min=-0.000910 max=0.000920 Jy/beam ! Clean residual mean=0.000001 rms=0.000228 Jy/beam ! Combined flux in latest and established models = 0.144502 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 106 components and 0.144502 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=0.084780Jy sigma=1.288122 ! Fit after self-cal, rms=0.084795Jy sigma=1.288106 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 = 2.31684e-05 Jy ! Component: 100 - total flux cleaned = 4.05737e-05 Jy ! Component: 150 - total flux cleaned = 4.03205e-05 Jy ! Component: 200 - total flux cleaned = 5.71809e-05 Jy ! Total flux subtracted in 200 components = 5.71809e-05 Jy ! Clean residual min=-0.000908 max=0.000907 Jy/beam ! Clean residual mean=0.000001 rms=0.000225 Jy/beam ! Combined flux in latest and established models = 0.144559 Jy ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 110 components and 0.144559 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=0.084789Jy sigma=1.287884 ! Fit after self-cal, rms=0.084789Jy sigma=1.287881 ! 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=0.084789Jy sigma=1.287881 ! Fit after self-cal, rms=0.084814Jy sigma=1.287854 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.132 mas, bmaj=2.622 mas, bpa=-9.384 degrees ! Estimated noise=0.23251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000210295 Jy ! Component: 100 - total flux cleaned = -8.91408e-05 Jy ! Component: 150 - total flux cleaned = -2.43314e-05 Jy ! Component: 200 - total flux cleaned = -1.3249e-05 Jy ! Total flux subtracted in 200 components = -1.3249e-05 Jy ! Clean residual min=-0.000998 max=0.000932 Jy/beam ! Clean residual mean=0.000002 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.144546 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 121 components and 0.144546 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=0.084811Jy sigma=1.287795 ! Fit after self-cal, rms=0.084811Jy sigma=1.287769 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 = -3.07998e-05 Jy ! Component: 100 - total flux cleaned = 1.96388e-05 Jy ! Component: 150 - total flux cleaned = 2.8629e-05 Jy ! Component: 200 - total flux cleaned = 4.50934e-05 Jy ! Total flux subtracted in 200 components = 4.50934e-05 Jy ! Clean residual min=-0.000979 max=0.000923 Jy/beam ! Clean residual mean=0.000002 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.144591 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 127 components and 0.144591 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=0.084810Jy sigma=1.287780 ! Fit after self-cal, rms=0.084810Jy sigma=1.287771 ! 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=0.953 mas, bmaj=1.768 mas, bpa=-12.28 degrees ! Estimated noise=0.188655 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.953 x 1.768 at -12.28 degrees (North through East) ! Clean map min=-0.00082252 max=0.07612 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=0.738 mas, bmaj=1.493 mas, bpa=-15.63 degrees ! Estimated noise=0.321169 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0615508 Jy ! Component: 100 - total flux cleaned = 0.0878069 Jy ! Component: 150 - total flux cleaned = 0.103944 Jy ! Component: 200 - total flux cleaned = 0.114689 Jy ! Total flux subtracted in 200 components = 0.114689 Jy ! Clean residual min=-0.002479 max=0.006169 Jy/beam ! Clean residual mean=0.000010 rms=0.000715 Jy/beam ! Combined flux in latest and established models = 0.114689 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.114689 Jy ! Inverting map and beam ! Estimated beam: bmin=0.953 mas, bmaj=1.768 mas, bpa=-12.28 degrees ! Estimated noise=0.188655 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-0.8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107732 Jy ! Component: 100 - total flux cleaned = 0.016801 Jy ! Component: 150 - total flux cleaned = 0.0205047 Jy ! Component: 200 - total flux cleaned = 0.0229353 Jy ! Total flux subtracted in 200 components = 0.0229353 Jy ! Clean residual min=-0.001108 max=0.001330 Jy/beam ! Clean residual mean=0.000004 rms=0.000290 Jy/beam ! Combined flux in latest and established models = 0.137624 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 34 components and 0.137624 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00171338 Jy ! Component: 100 - total flux cleaned = 0.00303515 Jy ! Component: 150 - total flux cleaned = 0.00408877 Jy ! Component: 200 - total flux cleaned = 0.0047454 Jy ! Total flux subtracted in 200 components = 0.0047454 Jy ! Clean residual min=-0.000951 max=0.000998 Jy/beam ! Clean residual mean=0.000002 rms=0.000236 Jy/beam ! Combined flux in latest and established models = 0.142369 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 65 components and 0.142369 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=2.132 mas, bmaj=2.622 mas, bpa=-9.384 degrees ! Estimated noise=0.23251 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000981499 Jy ! Component: 100 - total flux cleaned = 0.0013134 Jy ! Component: 150 - total flux cleaned = 0.00149174 Jy ! Component: 200 - total flux cleaned = 0.00155974 Jy ! Total flux subtracted in 200 components = 0.00155974 Jy ! Clean residual min=-0.001002 max=0.000976 Jy/beam ! Clean residual mean=0.000003 rms=0.000262 Jy/beam ! Combined flux in latest and established models = 0.143929 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 = 5.95195e-05 Jy ! Component: 100 - total flux cleaned = 9.92199e-05 Jy ! Component: 150 - total flux cleaned = 0.00014752 Jy ! Component: 200 - total flux cleaned = 0.000181293 Jy ! Total flux subtracted in 200 components = 0.000181293 Jy ! Clean residual min=-0.000999 max=0.000950 Jy/beam ! Clean residual mean=0.000002 rms=0.000255 Jy/beam ! Combined flux in latest and established models = 0.14411 Jy ! Adding 57 model components to the UV plane model. ! The established model now contains 117 components and 0.14411 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.953 mas, bmaj=1.768 mas, bpa=-12.28 degrees ! Estimated noise=0.188655 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000177949 Jy ! Component: 100 - total flux cleaned = -0.000224679 Jy ! Component: 150 - total flux cleaned = -0.000245344 Jy ! Component: 200 - total flux cleaned = -0.000205995 Jy ! Total flux subtracted in 200 components = -0.000205995 Jy ! Clean residual min=-0.000961 max=0.000957 Jy/beam ! Clean residual mean=0.000001 rms=0.000218 Jy/beam ! Combined flux in latest and established models = 0.143904 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 134 components and 0.143904 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=0.084806Jy sigma=1.287392 ! Fit after self-cal, rms=0.084793Jy sigma=1.287225 wmodel J1756+2914_X_map.mod ! Writing 134 model components to file: J1756+2914_X_map.mod wobs J1756+2914_X_uvs.fits ! Writing UV FITS file: J1756+2914_X_uvs.fits wwins J1756+2914_X_map.win ! wwins: Wrote 5 windows to J1756+2914_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 = 0.000164385 Jy ! Component: 100 - total flux cleaned = 0.000339068 Jy ! Component: 150 - total flux cleaned = 0.000460833 Jy ! Component: 200 - total flux cleaned = 0.000579241 Jy ! Component: 250 - total flux cleaned = 0.000622698 Jy ! Component: 300 - total flux cleaned = 0.000721977 Jy ! Component: 350 - total flux cleaned = 0.000805554 Jy ! Component: 400 - total flux cleaned = 0.000887722 Jy ! Component: 450 - total flux cleaned = 0.00095533 Jy ! Component: 500 - total flux cleaned = 0.00103499 Jy ! Component: 550 - total flux cleaned = 0.00108741 Jy ! Component: 600 - total flux cleaned = 0.00112626 Jy ! Component: 650 - total flux cleaned = 0.00122849 Jy ! Component: 700 - total flux cleaned = 0.00129177 Jy ! Component: 750 - total flux cleaned = 0.00140398 Jy ! Component: 800 - total flux cleaned = 0.00149021 Jy ! Component: 850 - total flux cleaned = 0.00155114 Jy ! Component: 900 - total flux cleaned = 0.00163547 Jy ! Component: 950 - total flux cleaned = 0.00170692 Jy ! Component: 1000 - total flux cleaned = 0.00173047 Jy ! Component: 1050 - total flux cleaned = 0.0017774 Jy ! Component: 1100 - total flux cleaned = 0.00181238 Jy ! Component: 1150 - total flux cleaned = 0.0018469 Jy ! Component: 1200 - total flux cleaned = 0.00190393 Jy ! Component: 1250 - total flux cleaned = 0.00193802 Jy ! Component: 1300 - total flux cleaned = 0.00201634 Jy ! Component: 1350 - total flux cleaned = 0.00207171 Jy ! Component: 1400 - total flux cleaned = 0.00214845 Jy ! Component: 1450 - total flux cleaned = 0.00214853 Jy ! Component: 1500 - total flux cleaned = 0.00221334 Jy ! Component: 1550 - total flux cleaned = 0.00223471 Jy ! Component: 1600 - total flux cleaned = 0.00227735 Jy ! Component: 1650 - total flux cleaned = 0.00231959 Jy ! Component: 1700 - total flux cleaned = 0.00235104 Jy ! Component: 1750 - total flux cleaned = 0.00240312 Jy ! Component: 1800 - total flux cleaned = 0.00244433 Jy ! Component: 1850 - total flux cleaned = 0.00247504 Jy ! Component: 1900 - total flux cleaned = 0.00252595 Jy ! Component: 1950 - total flux cleaned = 0.00256633 Jy ! Component: 2000 - total flux cleaned = 0.00257636 Jy ! Component: 2050 - total flux cleaned = 0.00260625 Jy ! Component: 2100 - total flux cleaned = 0.00262615 Jy ! Component: 2150 - total flux cleaned = 0.00268513 Jy ! Component: 2200 - total flux cleaned = 0.00269494 Jy ! Component: 2250 - total flux cleaned = 0.00273384 Jy ! Component: 2300 - total flux cleaned = 0.00276279 Jy ! Component: 2350 - total flux cleaned = 0.00275324 Jy ! Component: 2400 - total flux cleaned = 0.00278176 Jy ! Component: 2450 - total flux cleaned = 0.00281016 Jy ! Component: 2500 - total flux cleaned = 0.00282898 Jy ! Component: 2550 - total flux cleaned = 0.00286636 Jy ! Component: 2600 - total flux cleaned = 0.00291282 Jy ! Component: 2650 - total flux cleaned = 0.00291279 Jy ! Component: 2700 - total flux cleaned = 0.00293115 Jy ! Component: 2750 - total flux cleaned = 0.0029768 Jy ! Component: 2800 - total flux cleaned = 0.00301308 Jy ! Component: 2850 - total flux cleaned = 0.0030401 Jy ! Component: 2900 - total flux cleaned = 0.00309376 Jy ! Component: 2950 - total flux cleaned = 0.00312944 Jy ! Component: 3000 - total flux cleaned = 0.0031383 Jy ! Component: 3050 - total flux cleaned = 0.00316482 Jy ! Component: 3100 - total flux cleaned = 0.00319118 Jy ! Component: 3150 - total flux cleaned = 0.00318247 Jy ! Component: 3200 - total flux cleaned = 0.00325192 Jy ! Component: 3250 - total flux cleaned = 0.00324329 Jy ! Component: 3300 - total flux cleaned = 0.00326908 Jy ! Component: 3350 - total flux cleaned = 0.00331182 Jy ! Component: 3400 - total flux cleaned = 0.00332879 Jy ! Component: 3450 - total flux cleaned = 0.00331192 Jy ! Component: 3500 - total flux cleaned = 0.0033119 Jy ! Component: 3550 - total flux cleaned = 0.00334543 Jy ! Component: 3600 - total flux cleaned = 0.00337877 Jy ! Component: 3650 - total flux cleaned = 0.00337886 Jy ! Component: 3700 - total flux cleaned = 0.00342836 Jy ! Component: 3750 - total flux cleaned = 0.00344481 Jy ! Component: 3800 - total flux cleaned = 0.0034856 Jy ! Component: 3850 - total flux cleaned = 0.00351814 Jy ! Component: 3900 - total flux cleaned = 0.00352625 Jy ! Component: 3950 - total flux cleaned = 0.00354241 Jy ! Component: 4000 - total flux cleaned = 0.00358249 Jy ! Component: 4050 - total flux cleaned = 0.00358257 Jy ! Total flux subtracted in 4096 components = 0.00363835 Jy ! Clean residual min=-0.000463 max=0.000510 Jy/beam ! Clean residual mean=0.000000 rms=0.000134 Jy/beam ! Combined flux in latest and established models = 0.147543 Jy keep ! Adding 301 model components to the UV plane model. ! The established model now contains 435 components and 0.147543 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1756+2914_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.953 x 1.768 at -12.28 degrees (North through East) ! Clean map min=-0.00067878 max=0.075791 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1756+2914_X_map.fits wmodel /vlbi/uf001/uva//J1756+2914_X_map.mod ! Writing 435 model components to file: /vlbi/uf001/uva//J1756+2914_X_map.mod wobs /vlbi/uf001/uva//J1756+2914_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1756+2914_X_uvs.fits wwins /vlbi/uf001/uva//J1756+2914_X_map.win ! wwins: Wrote 6 windows to /vlbi/uf001/uva//J1756+2914_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0757912 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00013385 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.52981 0.52981 1.05962 2.11924 4.23848 8.47697 16.9539 33.9079 67.8157 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.075 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 566.24 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1756+2914_X_dfm.log closed on Mon Jan 14 04:26:36 2019