! Started logfile: /vlbi/uf001/uva//J0424+0226_X_dfm.log on Sun Jan 13 22:10:28 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//J0424+0226_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0424+0226_X_uva.fits ! AN table 1: 57 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.925926 visibilities/baseline/integration-bin. ! Found source: J0424+0226 ! ! 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 28500 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 J0424+0226_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 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 19 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004123Jy sigma=25.390924 ! Fit after self-cal, rms=0.946253Jy sigma=23.882513 ! 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=0.6872 mas, bmaj=1.698 mas, bpa=-2.781 degrees ! Estimated noise=0.274879 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 = 0.0384358 Jy ! Component: 100 - total flux cleaned = 0.0520805 Jy ! Total flux subtracted in 100 components = 0.0520805 Jy ! Clean residual min=-0.003026 max=0.008916 Jy/beam ! Clean residual mean=-0.000000 rms=0.000847 Jy/beam ! Combined flux in latest and established models = 0.0520805 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.0520805 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=0.061224Jy sigma=1.469375 ! Fit after self-cal, rms=0.059972Jy sigma=1.441610 ! Inverting map ! Added new window around map position (1, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0100421 Jy ! Component: 100 - total flux cleaned = 0.016338 Jy ! Total flux subtracted in 100 components = 0.016338 Jy ! Clean residual min=-0.002372 max=0.006797 Jy/beam ! Clean residual mean=-0.000000 rms=0.000632 Jy/beam ! Combined flux in latest and established models = 0.0684184 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 14 components and 0.0684184 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=0.057350Jy sigma=1.367609 ! Fit after self-cal, rms=0.057192Jy sigma=1.363862 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00550712 Jy ! Component: 100 - total flux cleaned = 0.0086865 Jy ! Total flux subtracted in 100 components = 0.0086865 Jy ! Clean residual min=-0.002262 max=0.004727 Jy/beam ! Clean residual mean=-0.000000 rms=0.000546 Jy/beam ! Combined flux in latest and established models = 0.0771049 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0771049 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=0.056401Jy sigma=1.341699 ! Fit after self-cal, rms=0.056314Jy sigma=1.339531 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00333855 Jy ! Component: 100 - total flux cleaned = 0.00513091 Jy ! Total flux subtracted in 100 components = 0.00513091 Jy ! Clean residual min=-0.002211 max=0.003308 Jy/beam ! Clean residual mean=-0.000000 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.0822359 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 22 components and 0.0822359 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=0.056036Jy sigma=1.331853 ! Fit after self-cal, rms=0.055990Jy sigma=1.330634 ! 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=0.857 mas, bmaj=1.984 mas, bpa=-2.711 degrees ! Estimated noise=0.169682 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 (2.8, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0037014 Jy ! Component: 100 - total flux cleaned = 0.00591573 Jy ! Component: 150 - total flux cleaned = 0.00750904 Jy ! Component: 200 - total flux cleaned = 0.00848533 Jy ! Total flux subtracted in 200 components = 0.00848533 Jy ! Clean residual min=-0.001662 max=0.002704 Jy/beam ! Clean residual mean=-0.000000 rms=0.000415 Jy/beam ! Combined flux in latest and established models = 0.0907212 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 52 components and 0.0907212 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=0.055722Jy sigma=1.323186 ! Fit after self-cal, rms=0.055671Jy sigma=1.321976 ! Inverting map ! Added new window around map position (6.2, -11.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00238202 Jy ! Component: 100 - total flux cleaned = 0.00388075 Jy ! Component: 150 - total flux cleaned = 0.00477371 Jy ! Component: 200 - total flux cleaned = 0.0050269 Jy ! Total flux subtracted in 200 components = 0.0050269 Jy ! Clean residual min=-0.001535 max=0.001921 Jy/beam ! Clean residual mean=-0.000000 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.0957481 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 74 components and 0.0957481 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=0.055555Jy sigma=1.318633 ! Fit after self-cal, rms=0.055530Jy sigma=1.318139 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.857 x 1.984 at -2.711 degrees (North through East) ! Clean map min=-0.0014619 max=0.049787 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.03 HN 0.98 KP 1.07 ! LA 0.99 MK 0.94 NL 1.08 OV 0.93 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.01 HN 0.92 KP 0.97 ! LA 1.01 MK 1.10 NL 1.12 OV 0.96 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 0.98 HN 1.06 KP 0.94 ! LA 1.07 MK 1.05 NL 1.08 OV 0.94 ! PT 0.96 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.01 HN 1.01 KP 1.05 ! LA 1.04 MK 0.99 NL 1.14 OV 0.93 ! PT 0.98 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 1.00 KP 1.02 ! LA 1.00 MK 0.96 NL 1.10 OV 0.96 ! PT 0.97 SC 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.10 KP 1.01 ! LA 0.99 MK 1.02 NL 1.08 OV 0.96 ! PT 0.98 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.01 KP 1.03 ! LA 0.98 MK 1.00 NL 1.07 OV 0.91 ! PT 0.97 SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 HN 0.93 KP 1.03 ! LA 1.00 MK 1.07 NL 1.09 OV 0.95 ! PT 0.98 SC 0.97 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 0.99 KP 0.99 ! LA 1.02 MK 0.95 NL 1.11 OV 0.96 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.00 KP 1.01 ! LA 0.99 MK 0.91 NL 1.10 OV 0.96 ! PT 0.97 SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.00 KP 1.03 ! LA 1.02 MK 0.90 NL 1.15 OV 0.90 ! PT 1.00 SC 0.89 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 0.99 KP 1.02 ! LA 1.07 MK 0.91 NL 1.12 OV 0.96 ! PT 0.97 SC 1.00 ! ! ! Fit before self-cal, rms=0.055530Jy sigma=1.318139 ! Fit after self-cal, rms=0.054986Jy sigma=1.313570 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8485 mas, bmaj=1.976 mas, bpa=-2.385 degrees ! Estimated noise=0.169819 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 (12.4, -28.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00114816 Jy ! Component: 100 - total flux cleaned = 0.001217 Jy ! Component: 150 - total flux cleaned = 0.00134376 Jy ! Component: 200 - total flux cleaned = 0.00142695 Jy ! Total flux subtracted in 200 components = 0.00142695 Jy ! Clean residual min=-0.001080 max=0.001241 Jy/beam ! Clean residual mean=-0.000000 rms=0.000263 Jy/beam ! Combined flux in latest and established models = 0.097175 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 92 components and 0.0971751 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=0.054934Jy sigma=1.312202 ! Fit after self-cal, rms=0.054934Jy sigma=1.311844 ! 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=0.054934Jy sigma=1.311844 ! Fit after self-cal, rms=0.055197Jy sigma=1.309403 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8457 mas, bmaj=1.971 mas, bpa=-2.209 degrees ! Estimated noise=0.169705 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000289023 Jy ! Component: 100 - total flux cleaned = 0.000320524 Jy ! Component: 150 - total flux cleaned = 0.000365421 Jy ! Component: 200 - total flux cleaned = 0.000364542 Jy ! Total flux subtracted in 200 components = 0.000364542 Jy ! Clean residual min=-0.000968 max=0.001120 Jy/beam ! Clean residual mean=-0.000000 rms=0.000237 Jy/beam ! Combined flux in latest and established models = 0.0975396 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 107 components and 0.0975396 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=0.055175Jy sigma=1.308846 ! Fit after self-cal, rms=0.055184Jy sigma=1.308689 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 (39.8, -47.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000779646 Jy ! Component: 100 - total flux cleaned = 0.00071572 Jy ! Component: 150 - total flux cleaned = 0.000677064 Jy ! Component: 200 - total flux cleaned = 0.0006038 Jy ! Total flux subtracted in 200 components = 0.0006038 Jy ! Clean residual min=-0.000947 max=0.001023 Jy/beam ! Clean residual mean=-0.000000 rms=0.000232 Jy/beam ! Combined flux in latest and established models = 0.0981434 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 120 components and 0.0981434 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=0.055163Jy sigma=1.308180 ! Fit after self-cal, rms=0.055159Jy sigma=1.308124 ! 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=0.055159Jy sigma=1.308124 ! Fit after self-cal, rms=0.055468Jy sigma=1.306808 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8438 mas, bmaj=1.969 mas, bpa=-2.165 degrees ! Estimated noise=0.169666 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.05621e-05 Jy ! Component: 100 - total flux cleaned = -5.94664e-05 Jy ! Component: 150 - total flux cleaned = -0.000203613 Jy ! Component: 200 - total flux cleaned = -0.000337328 Jy ! Total flux subtracted in 200 components = -0.000337328 Jy ! Clean residual min=-0.000947 max=0.000993 Jy/beam ! Clean residual mean=-0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0978061 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 130 components and 0.0978061 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=0.055455Jy sigma=1.306489 ! Fit after self-cal, rms=0.055463Jy sigma=1.306398 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 (19, 7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000301167 Jy ! Component: 100 - total flux cleaned = 0.000258189 Jy ! Component: 150 - total flux cleaned = 0.000259139 Jy ! Component: 200 - total flux cleaned = 0.000241791 Jy ! Total flux subtracted in 200 components = 0.000241791 Jy ! Clean residual min=-0.000911 max=0.000858 Jy/beam ! Clean residual mean=-0.000000 rms=0.000216 Jy/beam ! Combined flux in latest and established models = 0.0980479 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 143 components and 0.0980478 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=0.055443Jy sigma=1.305871 ! Fit after self-cal, rms=0.055441Jy sigma=1.305818 ! 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=0.055441Jy sigma=1.305818 ! Fit after self-cal, rms=0.055560Jy sigma=1.305777 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.099 mas, bmaj=3.202 mas, bpa=1.587 degrees ! Estimated noise=0.220859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000346904 Jy ! Component: 100 - total flux cleaned = 0.000533432 Jy ! Component: 150 - total flux cleaned = 0.000698138 Jy ! Component: 200 - total flux cleaned = 0.00078831 Jy ! Total flux subtracted in 200 components = 0.00078831 Jy ! Clean residual min=-0.000987 max=0.000991 Jy/beam ! Clean residual mean=-0.000000 rms=0.000252 Jy/beam ! Combined flux in latest and established models = 0.0988362 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 164 components and 0.0988362 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=0.055556Jy sigma=1.305609 ! Fit after self-cal, rms=0.055557Jy sigma=1.305590 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 = 0.000157634 Jy ! Component: 100 - total flux cleaned = 0.000238875 Jy ! Component: 150 - total flux cleaned = 0.000263634 Jy ! Component: 200 - total flux cleaned = 0.000299271 Jy ! Total flux subtracted in 200 components = 0.000299271 Jy ! Clean residual min=-0.000989 max=0.000966 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.0991354 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 171 components and 0.0991354 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=0.055555Jy sigma=1.305520 ! Fit after self-cal, rms=0.055554Jy sigma=1.305487 ! 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=0.8427 mas, bmaj=1.967 mas, bpa=-2.089 degrees ! Estimated noise=0.169771 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8427 x 1.967 at -2.089 degrees (North through East) ! Clean map min=-0.00084873 max=0.049714 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=0.676 mas, bmaj=1.687 mas, bpa=-2.126 degrees ! Estimated noise=0.271567 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0398848 Jy ! Component: 100 - total flux cleaned = 0.0563674 Jy ! Component: 150 - total flux cleaned = 0.0660894 Jy ! Component: 200 - total flux cleaned = 0.0725013 Jy ! Total flux subtracted in 200 components = 0.0725013 Jy ! Clean residual min=-0.002065 max=0.003806 Jy/beam ! Clean residual mean=-0.000000 rms=0.000533 Jy/beam ! Combined flux in latest and established models = 0.0725013 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 0.0725013 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8427 mas, bmaj=1.967 mas, bpa=-2.089 degrees ! Estimated noise=0.169771 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 = 0.00688863 Jy ! Component: 100 - total flux cleaned = 0.0111589 Jy ! Component: 150 - total flux cleaned = 0.0140826 Jy ! Component: 200 - total flux cleaned = 0.0162877 Jy ! Total flux subtracted in 200 components = 0.0162877 Jy ! Clean residual min=-0.001268 max=0.002088 Jy/beam ! Clean residual mean=-0.000000 rms=0.000307 Jy/beam ! Combined flux in latest and established models = 0.088789 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 40 components and 0.088789 Jy ! Inverting map ! Added new window around map position (-1, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201371 Jy ! Component: 100 - total flux cleaned = 0.00352808 Jy ! Component: 150 - total flux cleaned = 0.00482789 Jy ! Component: 200 - total flux cleaned = 0.00582591 Jy ! Total flux subtracted in 200 components = 0.00582591 Jy ! Clean residual min=-0.001030 max=0.001074 Jy/beam ! Clean residual mean=-0.000000 rms=0.000250 Jy/beam ! Combined flux in latest and established models = 0.0946149 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 67 components and 0.0946149 Jy ! Inverting map ! Added new window around map position (-5.8, 11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106093 Jy ! Component: 100 - total flux cleaned = 0.00139034 Jy ! Component: 150 - total flux cleaned = 0.00169453 Jy ! Component: 200 - total flux cleaned = 0.00197636 Jy ! Total flux subtracted in 200 components = 0.00197636 Jy ! Clean residual min=-0.000968 max=0.000975 Jy/beam ! Clean residual mean=-0.000000 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.0965913 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 91 components and 0.0965913 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=2.099 mas, bmaj=3.202 mas, bpa=1.587 degrees ! Estimated noise=0.220859 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00107961 Jy ! Component: 100 - total flux cleaned = 0.00153568 Jy ! Component: 150 - total flux cleaned = 0.00188567 Jy ! Component: 200 - total flux cleaned = 0.00214457 Jy ! Total flux subtracted in 200 components = 0.00214457 Jy ! Clean residual min=-0.001014 max=0.000938 Jy/beam ! Clean residual mean=-0.000000 rms=0.000259 Jy/beam ! Combined flux in latest and established models = 0.0987359 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 = 0.000271709 Jy ! Component: 100 - total flux cleaned = 0.000421058 Jy ! Component: 150 - total flux cleaned = 0.000556664 Jy ! Component: 200 - total flux cleaned = 0.000666232 Jy ! Total flux subtracted in 200 components = 0.000666232 Jy ! Clean residual min=-0.000949 max=0.000906 Jy/beam ! Clean residual mean=0.000000 rms=0.000247 Jy/beam ! Combined flux in latest and established models = 0.0994021 Jy ! Adding 53 model components to the UV plane model. ! The established model now contains 139 components and 0.0994021 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8427 mas, bmaj=1.967 mas, bpa=-2.089 degrees ! Estimated noise=0.169771 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000181297 Jy ! Component: 100 - total flux cleaned = -0.00015703 Jy ! Component: 150 - total flux cleaned = -0.000199762 Jy ! Component: 200 - total flux cleaned = -0.000178318 Jy ! Total flux subtracted in 200 components = -0.000178318 Jy ! Clean residual min=-0.000910 max=0.000845 Jy/beam ! Clean residual mean=0.000000 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.0992238 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 162 components and 0.0992238 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=0.055543Jy sigma=1.305377 ! Fit after self-cal, rms=0.055532Jy sigma=1.305126 wmodel J0424+0226_X_map.mod ! Writing 162 model components to file: J0424+0226_X_map.mod wobs J0424+0226_X_uvs.fits ! Writing UV FITS file: J0424+0226_X_uvs.fits wwins J0424+0226_X_map.win ! wwins: Wrote 9 windows to J0424+0226_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 = -0.000331526 Jy ! Component: 100 - total flux cleaned = -0.000452438 Jy ! Component: 150 - total flux cleaned = -0.000539399 Jy ! Component: 200 - total flux cleaned = -0.000679008 Jy ! Component: 250 - total flux cleaned = -0.000787523 Jy ! Component: 300 - total flux cleaned = -0.00086694 Jy ! Component: 350 - total flux cleaned = -0.000893134 Jy ! Component: 400 - total flux cleaned = -0.000918659 Jy ! Component: 450 - total flux cleaned = -0.000931261 Jy ! Component: 500 - total flux cleaned = -0.000918851 Jy ! Component: 550 - total flux cleaned = -0.000955423 Jy ! Component: 600 - total flux cleaned = -0.000955457 Jy ! Component: 650 - total flux cleaned = -0.0010031 Jy ! Component: 700 - total flux cleaned = -0.00100316 Jy ! Component: 750 - total flux cleaned = -0.00106121 Jy ! Component: 800 - total flux cleaned = -0.00107273 Jy ! Component: 850 - total flux cleaned = -0.0011294 Jy ! Component: 900 - total flux cleaned = -0.00110715 Jy ! Component: 950 - total flux cleaned = -0.0011627 Jy ! Component: 1000 - total flux cleaned = -0.00119564 Jy ! Component: 1050 - total flux cleaned = -0.00122821 Jy ! Component: 1100 - total flux cleaned = -0.00127111 Jy ! Component: 1150 - total flux cleaned = -0.00126041 Jy ! Component: 1200 - total flux cleaned = -0.00127095 Jy ! Component: 1250 - total flux cleaned = -0.00128154 Jy ! Component: 1300 - total flux cleaned = -0.00132305 Jy ! Component: 1350 - total flux cleaned = -0.00134343 Jy ! Component: 1400 - total flux cleaned = -0.00138393 Jy ! Component: 1450 - total flux cleaned = -0.00136358 Jy ! Component: 1500 - total flux cleaned = -0.00137366 Jy ! Component: 1550 - total flux cleaned = -0.00139326 Jy ! Component: 1600 - total flux cleaned = -0.00139315 Jy ! Component: 1650 - total flux cleaned = -0.00134461 Jy ! Component: 1700 - total flux cleaned = -0.00136387 Jy ! Component: 1750 - total flux cleaned = -0.00136391 Jy ! Component: 1800 - total flux cleaned = -0.00132588 Jy ! Component: 1850 - total flux cleaned = -0.00132587 Jy ! Component: 1900 - total flux cleaned = -0.00130727 Jy ! Component: 1950 - total flux cleaned = -0.00132575 Jy ! Component: 2000 - total flux cleaned = -0.00128883 Jy ! Component: 2050 - total flux cleaned = -0.00127965 Jy ! Component: 2100 - total flux cleaned = -0.00128869 Jy ! Component: 2150 - total flux cleaned = -0.00127962 Jy ! Component: 2200 - total flux cleaned = -0.00127961 Jy ! Component: 2250 - total flux cleaned = -0.00127968 Jy ! Component: 2300 - total flux cleaned = -0.00131509 Jy ! Component: 2350 - total flux cleaned = -0.00130632 Jy ! Component: 2400 - total flux cleaned = -0.00133264 Jy ! Component: 2450 - total flux cleaned = -0.00134131 Jy ! Component: 2500 - total flux cleaned = -0.00135001 Jy ! Component: 2550 - total flux cleaned = -0.00132421 Jy ! Component: 2600 - total flux cleaned = -0.00133282 Jy ! Component: 2650 - total flux cleaned = -0.00137545 Jy ! Component: 2700 - total flux cleaned = -0.00135851 Jy ! Component: 2750 - total flux cleaned = -0.00137525 Jy ! Component: 2800 - total flux cleaned = -0.00137521 Jy ! Component: 2850 - total flux cleaned = -0.00138355 Jy ! Component: 2900 - total flux cleaned = -0.00135878 Jy ! Component: 2950 - total flux cleaned = -0.00136703 Jy ! Component: 3000 - total flux cleaned = -0.00139154 Jy ! Component: 3050 - total flux cleaned = -0.00139976 Jy ! Component: 3100 - total flux cleaned = -0.00139967 Jy ! Component: 3150 - total flux cleaned = -0.00142381 Jy ! Component: 3200 - total flux cleaned = -0.00138371 Jy ! Component: 3250 - total flux cleaned = -0.00140768 Jy ! Component: 3300 - total flux cleaned = -0.00140766 Jy ! Component: 3350 - total flux cleaned = -0.00143919 Jy ! Component: 3400 - total flux cleaned = -0.00145495 Jy ! Component: 3450 - total flux cleaned = -0.00147845 Jy ! Component: 3500 - total flux cleaned = -0.0014395 Jy ! Component: 3550 - total flux cleaned = -0.00144721 Jy ! Component: 3600 - total flux cleaned = -0.00150113 Jy ! Component: 3650 - total flux cleaned = -0.00150878 Jy ! Component: 3700 - total flux cleaned = -0.00148583 Jy ! Component: 3750 - total flux cleaned = -0.001463 Jy ! Component: 3800 - total flux cleaned = -0.00150837 Jy ! Component: 3850 - total flux cleaned = -0.00151592 Jy ! Component: 3900 - total flux cleaned = -0.00150841 Jy ! Component: 3950 - total flux cleaned = -0.00152334 Jy ! Component: 4000 - total flux cleaned = -0.00152337 Jy ! Component: 4050 - total flux cleaned = -0.00153816 Jy ! Total flux subtracted in 4096 components = -0.00152349 Jy ! Clean residual min=-0.000432 max=0.000457 Jy/beam ! Clean residual mean=0.000000 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0977003 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 472 components and 0.0977003 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0424+0226_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8427 x 1.967 at -2.089 degrees (North through East) ! Clean map min=-0.00079643 max=0.04912 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0424+0226_X_map.fits wmodel /vlbi/uf001/uva//J0424+0226_X_map.mod ! Writing 472 model components to file: /vlbi/uf001/uva//J0424+0226_X_map.mod wobs /vlbi/uf001/uva//J0424+0226_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0424+0226_X_uvs.fits wwins /vlbi/uf001/uva//J0424+0226_X_map.win ! wwins: Wrote 10 windows to /vlbi/uf001/uva//J0424+0226_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0491204 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000125583 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.76699 0.76699 1.53398 3.06796 6.13592 12.2718 24.5437 49.0874 98.1748 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.049 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 391.139 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0424+0226_X_dfm.log closed on Sun Jan 13 22:10:34 2019