! Started logfile: /vlbi/bp222/maps//J2101+0341_X_dfm.log on Mon Jan 14 17:18:48 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/bp222/maps//J2101+0341_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2101+0341_X_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.960069 visibilities/baseline/integration-bin. ! Found source: J2101+0341 ! ! 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 6636 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 J2101+0341_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 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 3 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.325202Jy sigma=19.578767 ! Fit after self-cal, rms=0.178680Jy sigma=2.099091 ! 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=0.7406 mas, bmaj=1.78 mas, bpa=-2.623 degrees ! Estimated noise=1.00918 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 = 0.678036 Jy ! Component: 100 - total flux cleaned = 0.829934 Jy ! Total flux subtracted in 100 components = 0.829934 Jy ! Clean residual min=-0.032755 max=0.057422 Jy/beam ! Clean residual mean=-0.000012 rms=0.009077 Jy/beam ! Combined flux in latest and established models = 0.829934 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.829934 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=0.124732Jy sigma=1.798305 ! Fit after self-cal, rms=0.124787Jy sigma=1.797150 ! Inverting map ! Added new window around map position (17.8, -31.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0618245 Jy ! Component: 100 - total flux cleaned = 0.0958788 Jy ! Total flux subtracted in 100 components = 0.0958788 Jy ! Clean residual min=-0.018813 max=0.032500 Jy/beam ! Clean residual mean=-0.000004 rms=0.004763 Jy/beam ! Combined flux in latest and established models = 0.925812 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 10 components and 0.925812 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=0.091801Jy sigma=1.169045 ! Fit after self-cal, rms=0.090329Jy sigma=1.135679 ! 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=0.8969 mas, bmaj=2.084 mas, bpa=-3.9 degrees ! Estimated noise=0.639016 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 (-17.6, 30.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0290157 Jy ! Component: 100 - total flux cleaned = 0.0431672 Jy ! Component: 150 - total flux cleaned = 0.048271 Jy ! Component: 200 - total flux cleaned = 0.0511917 Jy ! Total flux subtracted in 200 components = 0.0511917 Jy ! Clean residual min=-0.012303 max=0.015316 Jy/beam ! Clean residual mean=0.000002 rms=0.002786 Jy/beam ! Combined flux in latest and established models = 0.977004 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.977004 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=0.080271Jy sigma=0.963349 ! Fit after self-cal, rms=0.079791Jy sigma=0.959132 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8969 x 2.084 at -3.9 degrees (North through East) ! Clean map min=-0.011123 max=0.84585 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.08 KP 1.01 LA 1.00 ! MK 1.01 NL 0.98 OV 1.00 PT 1.03 ! SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.07 KP 0.99 LA 1.01 ! MK 1.00 NL 0.98 OV 1.02 PT 1.04 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.04 KP 1.00 LA 0.99 ! MK 1.01 NL 0.97 OV 1.02 PT 1.04 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.01 KP 1.01 LA 0.99 ! MK 0.99 NL 0.98 OV 1.00 PT 1.02 ! SC 0.98 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.03 KP 0.99 LA 1.00 ! MK 1.01 NL 0.97 OV 1.01 PT 1.03 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.06 KP 0.98 LA 0.99 ! MK 1.00 NL 0.98 OV 1.00 PT 1.03 ! SC 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.05 KP 0.98 LA 1.00 ! MK 1.00 NL 0.97 OV 1.01 PT 1.02 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.00 KP 0.97 LA 1.00 ! MK 1.00 NL 0.98 OV 1.01 PT 1.03 ! SC 0.98 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 HN 1.06 KP 0.98 LA 1.00 ! MK 1.01 NL 0.98 OV 1.00 PT 1.02 ! SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.05 KP 0.97 LA 1.00 ! MK 1.01 NL 0.97 OV 1.00 PT 1.01 ! SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.09 KP 0.97 LA 0.99 ! MK 0.99 NL 0.98 OV 1.00 PT 1.02 ! SC 0.99 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.10 KP 0.97 LA 0.99 ! MK 0.92 NL 0.97 OV 1.00 PT 1.02 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.079791Jy sigma=0.959132 ! Fit after self-cal, rms=0.074267Jy sigma=0.884412 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8979 mas, bmaj=2.075 mas, bpa=-3.72 degrees ! Estimated noise=0.638366 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 (9.8, -7.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00947536 Jy ! Component: 100 - total flux cleaned = 0.0127363 Jy ! Component: 150 - total flux cleaned = 0.0143984 Jy ! Component: 200 - total flux cleaned = 0.0152361 Jy ! Total flux subtracted in 200 components = 0.0152361 Jy ! Clean residual min=-0.007760 max=0.005852 Jy/beam ! Clean residual mean=0.000002 rms=0.001370 Jy/beam ! Combined flux in latest and established models = 0.99224 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 61 components and 0.99224 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=0.073000Jy sigma=0.857792 ! Fit after self-cal, rms=0.072957Jy sigma=0.857414 ! 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=0.072957Jy sigma=0.857414 ! Fit after self-cal, rms=0.072855Jy sigma=0.856461 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8981 mas, bmaj=2.075 mas, bpa=-3.73 degrees ! Estimated noise=0.637968 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.26612e-06 Jy ! Component: 100 - total flux cleaned = 0.000224041 Jy ! Component: 150 - total flux cleaned = 0.000330324 Jy ! Component: 200 - total flux cleaned = 0.000527696 Jy ! Total flux subtracted in 200 components = 0.000527696 Jy ! Clean residual min=-0.006875 max=0.005410 Jy/beam ! Clean residual mean=0.000002 rms=0.001221 Jy/beam ! Combined flux in latest and established models = 0.992768 Jy selfcal ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 73 components and 0.992768 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=0.072454Jy sigma=0.851175 ! Fit after self-cal, rms=0.072414Jy sigma=0.850990 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 = -0.000212757 Jy ! Component: 100 - total flux cleaned = -0.000390655 Jy ! Component: 150 - total flux cleaned = -0.000555268 Jy ! Component: 200 - total flux cleaned = -0.000710646 Jy ! Total flux subtracted in 200 components = -0.000710646 Jy ! Clean residual min=-0.006433 max=0.005087 Jy/beam ! Clean residual mean=0.000002 rms=0.001149 Jy/beam ! Combined flux in latest and established models = 0.992057 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 83 components and 0.992057 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=0.072179Jy sigma=0.848358 ! Fit after self-cal, rms=0.072155Jy sigma=0.848256 ! 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=0.072155Jy sigma=0.848256 ! Fit after self-cal, rms=0.072076Jy sigma=0.847686 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.898 mas, bmaj=2.075 mas, bpa=-3.732 degrees ! Estimated noise=0.63752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00113826 Jy ! Component: 100 - total flux cleaned = -0.00129259 Jy ! Component: 150 - total flux cleaned = -0.00143674 Jy ! Component: 200 - total flux cleaned = -0.0015057 Jy ! Total flux subtracted in 200 components = -0.0015057 Jy ! Clean residual min=-0.005888 max=0.004906 Jy/beam ! Clean residual mean=0.000002 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.990551 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 92 components and 0.990551 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=0.071870Jy sigma=0.845356 ! Fit after self-cal, rms=0.071846Jy sigma=0.845231 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 = -0.000317479 Jy ! Component: 100 - total flux cleaned = -0.000446246 Jy ! Component: 150 - total flux cleaned = -0.000629407 Jy ! Component: 200 - total flux cleaned = -0.000746645 Jy ! Total flux subtracted in 200 components = -0.000746645 Jy ! Clean residual min=-0.005553 max=0.004671 Jy/beam ! Clean residual mean=0.000002 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.989805 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 100 components and 0.989805 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=0.071718Jy sigma=0.843816 ! Fit after self-cal, rms=0.071702Jy sigma=0.843753 ! 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=0.071702Jy sigma=0.843753 ! Fit after self-cal, rms=0.071663Jy sigma=0.843332 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.035 mas, bmaj=3.437 mas, bpa=-13.23 degrees ! Estimated noise=0.749677 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000868536 Jy ! Component: 100 - total flux cleaned = -0.00159091 Jy ! Component: 150 - total flux cleaned = -0.00208614 Jy ! Component: 200 - total flux cleaned = -0.00227422 Jy ! Total flux subtracted in 200 components = -0.00227422 Jy ! Clean residual min=-0.004588 max=0.004142 Jy/beam ! Clean residual mean=0.000002 rms=0.001078 Jy/beam ! Combined flux in latest and established models = 0.98753 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 113 components and 0.98753 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=0.071599Jy sigma=0.842036 ! Fit after self-cal, rms=0.071546Jy sigma=0.841709 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 = -7.57759e-05 Jy ! Component: 100 - total flux cleaned = -0.000312802 Jy ! Component: 150 - total flux cleaned = -0.000523143 Jy ! Component: 200 - total flux cleaned = -0.00071789 Jy ! Total flux subtracted in 200 components = -0.00071789 Jy ! Clean residual min=-0.004403 max=0.003711 Jy/beam ! Clean residual mean=0.000002 rms=0.000996 Jy/beam ! Combined flux in latest and established models = 0.986813 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 115 components and 0.986813 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=0.071517Jy sigma=0.841198 ! Fit after self-cal, rms=0.071487Jy sigma=0.841018 ! 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=0.8978 mas, bmaj=2.074 mas, bpa=-3.728 degrees ! Estimated noise=0.637188 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8978 x 2.074 at -3.728 degrees (North through East) ! Clean map min=-0.0072426 max=0.84914 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 ! Performing amp+phase self-cal ! ! 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=0.071487Jy sigma=0.841018 ! Fit after self-cal, rms=0.067269Jy sigma=0.775402 ! Inverting map and beam ! Estimated beam: bmin=0.8979 mas, bmaj=2.075 mas, bpa=-3.75 degrees ! Estimated noise=0.636876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000789335 Jy ! Component: 100 - total flux cleaned = -0.00102841 Jy ! Component: 150 - total flux cleaned = -0.00113606 Jy ! Component: 200 - total flux cleaned = -0.0013441 Jy ! Total flux subtracted in 200 components = -0.0013441 Jy ! Clean residual min=-0.004166 max=0.003818 Jy/beam ! Clean residual mean=0.000001 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 0.985468 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 127 components and 0.985468 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=0.067134Jy sigma=0.774095 ! Fit after self-cal, rms=0.067121Jy sigma=0.774049 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000130115 Jy ! Component: 100 - total flux cleaned = -0.000226716 Jy ! Component: 150 - total flux cleaned = -0.000362284 Jy ! Component: 200 - total flux cleaned = -0.000492265 Jy ! Total flux subtracted in 200 components = -0.000492265 Jy ! Clean residual min=-0.004027 max=0.003685 Jy/beam ! Clean residual mean=0.000001 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.984976 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 129 components and 0.984976 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=0.067040Jy sigma=0.773261 ! Fit after self-cal, rms=0.067032Jy sigma=0.773231 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.067032Jy sigma=0.773231 ! Fit after self-cal, rms=0.067039Jy sigma=0.772979 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=0.7413 mas, bmaj=1.772 mas, bpa=-2.422 degrees ! Estimated noise=1.0047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.674779 Jy ! Component: 100 - total flux cleaned = 0.826574 Jy ! Component: 150 - total flux cleaned = 0.886691 Jy ! Component: 200 - total flux cleaned = 0.919274 Jy ! Total flux subtracted in 200 components = 0.919274 Jy ! Clean residual min=-0.010945 max=0.016952 Jy/beam ! Clean residual mean=-0.000003 rms=0.003259 Jy/beam ! Combined flux in latest and established models = 0.919275 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 0.919275 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8978 mas, bmaj=2.074 mas, bpa=-3.745 degrees ! Estimated noise=0.636701 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 = 0.0241682 Jy ! Component: 100 - total flux cleaned = 0.0383187 Jy ! Component: 150 - total flux cleaned = 0.0481305 Jy ! Component: 200 - total flux cleaned = 0.0551689 Jy ! Total flux subtracted in 200 components = 0.0551689 Jy ! Clean residual min=-0.007192 max=0.007796 Jy/beam ! Clean residual mean=-0.000001 rms=0.001603 Jy/beam ! Combined flux in latest and established models = 0.974443 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 42 components and 0.974444 Jy ! Inverting map ! Added new window around map position (1, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00627259 Jy ! Component: 100 - total flux cleaned = 0.00765174 Jy ! Component: 150 - total flux cleaned = 0.00817094 Jy ! Component: 200 - total flux cleaned = 0.0084635 Jy ! Total flux subtracted in 200 components = 0.0084635 Jy ! Clean residual min=-0.005970 max=0.004240 Jy/beam ! Clean residual mean=0.000001 rms=0.001096 Jy/beam ! Combined flux in latest and established models = 0.982907 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 62 components and 0.982907 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=2.035 mas, bmaj=3.439 mas, bpa=-13.26 degrees ! Estimated noise=0.74899 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000446554 Jy ! Component: 100 - total flux cleaned = 0.000570759 Jy ! Component: 150 - total flux cleaned = 0.000569209 Jy ! Component: 200 - total flux cleaned = 0.000818269 Jy ! Total flux subtracted in 200 components = 0.000818269 Jy ! Clean residual min=-0.003797 max=0.002916 Jy/beam ! Clean residual mean=0.000001 rms=0.000949 Jy/beam ! Combined flux in latest and established models = 0.983725 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 = 0.000211571 Jy ! Component: 100 - total flux cleaned = 0.000334702 Jy ! Component: 150 - total flux cleaned = 0.000393171 Jy ! Component: 200 - total flux cleaned = 0.000497081 Jy ! Total flux subtracted in 200 components = 0.000497081 Jy ! Clean residual min=-0.003661 max=0.002902 Jy/beam ! Clean residual mean=0.000001 rms=0.000865 Jy/beam ! Combined flux in latest and established models = 0.984222 Jy ! Adding 32 model components to the UV plane model. ! The established model now contains 90 components and 0.984222 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8978 mas, bmaj=2.074 mas, bpa=-3.745 degrees ! Estimated noise=0.636701 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000198824 Jy ! Component: 100 - total flux cleaned = -0.000304492 Jy ! Component: 150 - total flux cleaned = -0.000216024 Jy ! Component: 200 - total flux cleaned = -0.000132919 Jy ! Total flux subtracted in 200 components = -0.000132919 Jy ! Clean residual min=-0.004514 max=0.003748 Jy/beam ! Clean residual mean=0.000001 rms=0.000767 Jy/beam ! Combined flux in latest and established models = 0.984089 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 109 components and 0.984089 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=0.067024Jy sigma=0.771365 ! Fit after self-cal, rms=0.066950Jy sigma=0.770545 wmodel J2101+0341_X_map.mod ! Writing 109 model components to file: J2101+0341_X_map.mod wobs J2101+0341_X_uvs.fits ! Writing UV FITS file: J2101+0341_X_uvs.fits wwins J2101+0341_X_map.win ! wwins: Wrote 5 windows to J2101+0341_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 = -0.000767286 Jy ! Component: 100 - total flux cleaned = -0.00136946 Jy ! Component: 150 - total flux cleaned = -0.00136891 Jy ! Component: 200 - total flux cleaned = -0.00161856 Jy ! Component: 250 - total flux cleaned = -0.00185509 Jy ! Component: 300 - total flux cleaned = -0.00212206 Jy ! Component: 350 - total flux cleaned = -0.00233434 Jy ! Component: 400 - total flux cleaned = -0.00261661 Jy ! Component: 450 - total flux cleaned = -0.00292403 Jy ! Component: 500 - total flux cleaned = -0.00321922 Jy ! Component: 550 - total flux cleaned = -0.00353897 Jy ! Component: 600 - total flux cleaned = -0.00377984 Jy ! Component: 650 - total flux cleaned = -0.00404653 Jy ! Component: 700 - total flux cleaned = -0.00427256 Jy ! Component: 750 - total flux cleaned = -0.00446131 Jy ! Component: 800 - total flux cleaned = -0.00467597 Jy ! Component: 850 - total flux cleaned = -0.00479571 Jy ! Component: 900 - total flux cleaned = -0.00488251 Jy ! Component: 950 - total flux cleaned = -0.00482495 Jy ! Component: 1000 - total flux cleaned = -0.00479738 Jy ! Component: 1050 - total flux cleaned = -0.00474265 Jy ! Component: 1100 - total flux cleaned = -0.00474263 Jy ! Component: 1150 - total flux cleaned = -0.00468987 Jy ! Component: 1200 - total flux cleaned = -0.00466407 Jy ! Component: 1250 - total flux cleaned = -0.0045885 Jy ! Component: 1300 - total flux cleaned = -0.0045638 Jy ! Component: 1350 - total flux cleaned = -0.00453952 Jy ! Component: 1400 - total flux cleaned = -0.00451566 Jy ! Component: 1450 - total flux cleaned = -0.00446834 Jy ! Component: 1500 - total flux cleaned = -0.00437487 Jy ! Component: 1550 - total flux cleaned = -0.00435199 Jy ! Component: 1600 - total flux cleaned = -0.00428404 Jy ! Component: 1650 - total flux cleaned = -0.00426174 Jy ! Component: 1700 - total flux cleaned = -0.00426183 Jy ! Component: 1750 - total flux cleaned = -0.00428422 Jy ! Component: 1800 - total flux cleaned = -0.00428466 Jy ! Component: 1850 - total flux cleaned = -0.0043485 Jy ! Component: 1900 - total flux cleaned = -0.00432768 Jy ! Component: 1950 - total flux cleaned = -0.00436931 Jy ! Component: 2000 - total flux cleaned = -0.00438953 Jy ! Component: 2050 - total flux cleaned = -0.00443011 Jy ! Component: 2100 - total flux cleaned = -0.00447027 Jy ! Component: 2150 - total flux cleaned = -0.00454958 Jy ! Component: 2200 - total flux cleaned = -0.00456908 Jy ! Component: 2250 - total flux cleaned = -0.00464676 Jy ! Component: 2300 - total flux cleaned = -0.00464671 Jy ! Component: 2350 - total flux cleaned = -0.00477991 Jy ! Component: 2400 - total flux cleaned = -0.00487386 Jy ! Component: 2450 - total flux cleaned = -0.0049111 Jy ! Component: 2500 - total flux cleaned = -0.00494802 Jy ! Component: 2550 - total flux cleaned = -0.00502121 Jy ! Component: 2600 - total flux cleaned = -0.00505743 Jy ! Component: 2650 - total flux cleaned = -0.0051297 Jy ! Component: 2700 - total flux cleaned = -0.0051656 Jy ! Component: 2750 - total flux cleaned = -0.00525432 Jy ! Component: 2800 - total flux cleaned = -0.00530708 Jy ! Component: 2850 - total flux cleaned = -0.00535946 Jy ! Component: 2900 - total flux cleaned = -0.00541129 Jy ! Component: 2950 - total flux cleaned = -0.00544557 Jy ! Component: 3000 - total flux cleaned = -0.00547982 Jy ! Component: 3050 - total flux cleaned = -0.00549683 Jy ! Component: 3100 - total flux cleaned = -0.00551389 Jy ! Component: 3150 - total flux cleaned = -0.00558067 Jy ! Component: 3200 - total flux cleaned = -0.00559716 Jy ! Component: 3250 - total flux cleaned = -0.00559722 Jy ! Component: 3300 - total flux cleaned = -0.00561372 Jy ! Component: 3350 - total flux cleaned = -0.00563005 Jy ! Component: 3400 - total flux cleaned = -0.00563001 Jy ! Component: 3450 - total flux cleaned = -0.0056622 Jy ! Component: 3500 - total flux cleaned = -0.00567814 Jy ! Component: 3550 - total flux cleaned = -0.00561452 Jy ! Component: 3600 - total flux cleaned = -0.00564614 Jy ! Component: 3650 - total flux cleaned = -0.0056461 Jy ! Component: 3700 - total flux cleaned = -0.00567752 Jy ! Component: 3750 - total flux cleaned = -0.00572428 Jy ! Component: 3800 - total flux cleaned = -0.00573983 Jy ! Component: 3850 - total flux cleaned = -0.00578634 Jy ! Component: 3900 - total flux cleaned = -0.00578641 Jy ! Component: 3950 - total flux cleaned = -0.00581719 Jy ! Component: 4000 - total flux cleaned = -0.00589374 Jy ! Component: 4050 - total flux cleaned = -0.00592433 Jy ! Total flux subtracted in 4096 components = -0.00598525 Jy ! Clean residual min=-0.000952 max=0.000938 Jy/beam ! Clean residual mean=0.000000 rms=0.000246 Jy/beam ! Combined flux in latest and established models = 0.978104 Jy keep ! Adding 235 model components to the UV plane model. ! The established model now contains 344 components and 0.978104 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2101+0341_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8978 x 2.074 at -3.745 degrees (North through East) ! Clean map min=-0.0058034 max=0.85434 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2101+0341_X_map.fits wmodel /vlbi/bp222/maps//J2101+0341_X_map.mod ! Writing 344 model components to file: /vlbi/bp222/maps//J2101+0341_X_map.mod wobs /vlbi/bp222/maps//J2101+0341_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2101+0341_X_uvs.fits wwins /vlbi/bp222/maps//J2101+0341_X_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J2101+0341_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.854341 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000235682 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0827591 0.0827591 0.165518 0.331036 0.662073 1.32415 2.64829 5.29658 10.5932 21.1863 42.3727 84.7453 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.854 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3624.98 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2101+0341_X_dfm.log closed on Mon Jan 14 17:18:53 2019