! Started logfile: /vlbi/bp222/maps//J0019+2021_X_dfm.log on Mon Jan 14 16:11:59 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//J0019+2021_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0019+2021_X_uva.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! Apparent sampling: 0.892857 visibilities/baseline/integration-bin. ! Found source: J0019+2021 ! ! 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 3600 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 J0019+2021_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 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 13 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.426872Jy sigma=20.785881 ! Fit after self-cal, rms=0.115018Jy sigma=1.619791 ! 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=0.9462 mas, bmaj=2.845 mas, bpa=66.55 degrees ! Estimated noise=1.95213 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 = 0.752048 Jy ! Component: 100 - total flux cleaned = 0.924046 Jy ! Total flux subtracted in 100 components = 0.924046 Jy ! Clean residual min=-0.040434 max=0.065940 Jy/beam ! Clean residual mean=0.000022 rms=0.012425 Jy/beam ! Combined flux in latest and established models = 0.924046 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.924046 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=0.132766Jy sigma=1.880611 ! Fit after self-cal, rms=0.132749Jy sigma=1.879908 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.233 mas, bmaj=2.934 mas, bpa=67.67 degrees ! Estimated noise=0.852367 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 = 0.0848775 Jy ! Component: 100 - total flux cleaned = 0.115849 Jy ! Component: 150 - total flux cleaned = 0.12492 Jy ! Component: 200 - total flux cleaned = 0.125381 Jy ! Total flux subtracted in 200 components = 0.125381 Jy ! Clean residual min=-0.018901 max=0.016470 Jy/beam ! Clean residual mean=-0.000009 rms=0.004520 Jy/beam ! Combined flux in latest and established models = 1.04943 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 20 components and 1.04943 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=0.072841Jy sigma=0.983728 ! Fit after self-cal, rms=0.072697Jy sigma=0.982612 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.233 x 2.934 at 67.67 degrees (North through East) ! Clean map min=-0.018735 max=0.99244 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 1.00 LA 0.98 ! NL 0.92 OV 1.03 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 KP 1.01 LA 0.97 ! NL 0.92 OV 1.03 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.00 LA 0.97 ! NL 0.94 OV 1.03 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.01 KP 1.01 LA 0.98 ! NL 0.94 OV 1.04 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 1.02 LA 0.98 ! NL 0.93 OV 1.02 SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.03 KP 1.01 LA 0.97 ! NL 0.93 OV 1.02 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 KP 1.02 LA 0.96 ! NL 0.94 OV 1.02 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 KP 1.01 LA 0.97 ! NL 0.94 OV 1.03 SC 1.02 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.01 LA 0.97 ! NL 0.93 OV 1.02 SC 0.99 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 KP 1.00 LA 0.98 ! NL 0.93 OV 1.02 SC 1.00 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.01 KP 1.01 LA 0.98 ! NL 0.92 OV 1.03 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.01 LA 0.96 ! NL 0.93 OV 1.03 SC 1.00 ! ! ! Fit before self-cal, rms=0.072697Jy sigma=0.982612 ! Fit after self-cal, rms=0.059413Jy sigma=0.840248 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.236 mas, bmaj=2.93 mas, bpa=67.75 degrees ! Estimated noise=0.847282 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 (11.6, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00893189 Jy ! Component: 100 - total flux cleaned = 0.00927249 Jy ! Component: 150 - total flux cleaned = 0.00939987 Jy ! Component: 200 - total flux cleaned = 0.00940144 Jy ! Total flux subtracted in 200 components = 0.00940144 Jy ! Clean residual min=-0.004145 max=0.004251 Jy/beam ! Clean residual mean=0.000003 rms=0.001114 Jy/beam ! Combined flux in latest and established models = 1.05883 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 40 components and 1.05883 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=0.057864Jy sigma=0.820862 ! Fit after self-cal, rms=0.057853Jy sigma=0.820603 ! 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=0.057853Jy sigma=0.820603 ! Fit after self-cal, rms=0.057671Jy sigma=0.819871 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.235 mas, bmaj=2.93 mas, bpa=67.74 degrees ! Estimated noise=0.846085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00153319 Jy ! Component: 100 - total flux cleaned = 0.00171932 Jy ! Component: 150 - total flux cleaned = 0.00180687 Jy ! Component: 200 - total flux cleaned = 0.00219166 Jy ! Total flux subtracted in 200 components = 0.00219166 Jy ! Clean residual min=-0.003428 max=0.003994 Jy/beam ! Clean residual mean=0.000003 rms=0.000937 Jy/beam ! Combined flux in latest and established models = 1.06102 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 50 components and 1.06102 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=0.057371Jy sigma=0.816534 ! Fit after self-cal, rms=0.057366Jy sigma=0.816503 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 (-11.2, -40.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00331356 Jy ! Component: 100 - total flux cleaned = 0.00462448 Jy ! Component: 150 - total flux cleaned = 0.00492195 Jy ! Component: 200 - total flux cleaned = 0.00519582 Jy ! Total flux subtracted in 200 components = 0.00519582 Jy ! Clean residual min=-0.002839 max=0.002503 Jy/beam ! Clean residual mean=0.000001 rms=0.000688 Jy/beam ! Combined flux in latest and established models = 1.06622 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 75 components and 1.06622 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=0.057137Jy sigma=0.813163 ! Fit after self-cal, rms=0.057132Jy sigma=0.813082 ! 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=0.057132Jy sigma=0.813082 ! Fit after self-cal, rms=0.057065Jy sigma=0.812829 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.235 mas, bmaj=2.93 mas, bpa=67.74 degrees ! Estimated noise=0.845479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133702 Jy ! Component: 100 - total flux cleaned = 0.00163485 Jy ! Component: 150 - total flux cleaned = 0.00181614 Jy ! Component: 200 - total flux cleaned = 0.00194189 Jy ! Total flux subtracted in 200 components = 0.00194189 Jy ! Clean residual min=-0.002391 max=0.002231 Jy/beam ! Clean residual mean=0.000001 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 1.06816 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 89 components and 1.06816 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=0.056986Jy sigma=0.811856 ! Fit after self-cal, rms=0.056984Jy sigma=0.811832 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 = 0.000540242 Jy ! Component: 100 - total flux cleaned = 0.000722436 Jy ! Component: 150 - total flux cleaned = 0.000823848 Jy ! Component: 200 - total flux cleaned = 0.000917834 Jy ! Total flux subtracted in 200 components = 0.000917834 Jy ! Clean residual min=-0.002092 max=0.002209 Jy/beam ! Clean residual mean=0.000001 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 1.06907 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 100 components and 1.06907 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=0.056943Jy sigma=0.811320 ! Fit after self-cal, rms=0.056942Jy sigma=0.811309 ! 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=0.056942Jy sigma=0.811309 ! Fit after self-cal, rms=0.056920Jy sigma=0.811266 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.479 mas, bmaj=3.692 mas, bpa=-78.7 degrees ! Estimated noise=0.966083 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000703546 Jy ! Component: 100 - total flux cleaned = 0.00106539 Jy ! Component: 150 - total flux cleaned = 0.00121055 Jy ! Component: 200 - total flux cleaned = 0.00136778 Jy ! Total flux subtracted in 200 components = 0.00136778 Jy ! Clean residual min=-0.002041 max=0.002179 Jy/beam ! Clean residual mean=0.000001 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 1.07044 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 119 components and 1.07044 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=0.056899Jy sigma=0.810939 ! Fit after self-cal, rms=0.056900Jy sigma=0.810922 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 = 0.000414231 Jy ! Component: 100 - total flux cleaned = 0.000532544 Jy ! Component: 150 - total flux cleaned = 0.000639977 Jy ! Component: 200 - total flux cleaned = 0.000720946 Jy ! Total flux subtracted in 200 components = 0.000720946 Jy ! Clean residual min=-0.001924 max=0.002155 Jy/beam ! Clean residual mean=0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 1.07116 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 130 components and 1.07116 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=0.056888Jy sigma=0.810769 ! Fit after self-cal, rms=0.056889Jy sigma=0.810760 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.235 mas, bmaj=2.93 mas, bpa=67.74 degrees ! Estimated noise=0.845256 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.235 x 2.93 at 67.74 degrees (North through East) ! Clean map min=-0.0057272 max=0.98744 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=0.056889Jy sigma=0.810760 ! Fit after self-cal, rms=0.051636Jy sigma=0.716270 ! Inverting map and beam ! Estimated beam: bmin=1.234 mas, bmaj=2.93 mas, bpa=67.73 degrees ! Estimated noise=0.845184 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000428841 Jy ! Component: 100 - total flux cleaned = 0.000431595 Jy ! Component: 150 - total flux cleaned = 0.000409964 Jy ! Component: 200 - total flux cleaned = 0.000389894 Jy ! Total flux subtracted in 200 components = 0.000389894 Jy ! Clean residual min=-0.001872 max=0.002179 Jy/beam ! Clean residual mean=0.000000 rms=0.000500 Jy/beam ! Combined flux in latest and established models = 1.07155 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 144 components and 1.07155 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=0.051612Jy sigma=0.715989 ! Fit after self-cal, rms=0.051612Jy sigma=0.715976 ! Inverting map ! Added new window around map position (-46, -40.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0011907 Jy ! Component: 100 - total flux cleaned = 0.00126191 Jy ! Component: 150 - total flux cleaned = 0.00138009 Jy ! Component: 200 - total flux cleaned = 0.00163082 Jy ! Total flux subtracted in 200 components = 0.00163082 Jy ! Clean residual min=-0.001699 max=0.001765 Jy/beam ! Clean residual mean=0.000001 rms=0.000423 Jy/beam ! Combined flux in latest and established models = 1.07318 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 163 components and 1.07318 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=0.051540Jy sigma=0.714953 ! Fit after self-cal, rms=0.051535Jy sigma=0.714917 ! 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=0.051535Jy sigma=0.714917 ! Fit after self-cal, rms=0.051517Jy sigma=0.714854 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=0.9488 mas, bmaj=2.845 mas, bpa=66.66 degrees ! Estimated noise=1.92865 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.742987 Jy ! Component: 100 - total flux cleaned = 0.911691 Jy ! Component: 150 - total flux cleaned = 0.979785 Jy ! Component: 200 - total flux cleaned = 1.01431 Jy ! Total flux subtracted in 200 components = 1.01431 Jy ! Clean residual min=-0.012353 max=0.016235 Jy/beam ! Clean residual mean=0.000011 rms=0.003669 Jy/beam ! Combined flux in latest and established models = 1.01431 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 15 model components to the UV plane model. ! The established model now contains 15 components and 1.01431 Jy ! Inverting map and beam ! Estimated beam: bmin=1.234 mas, bmaj=2.93 mas, bpa=67.73 degrees ! Estimated noise=0.845032 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 = 0.0234367 Jy ! Component: 100 - total flux cleaned = 0.0342081 Jy ! Component: 150 - total flux cleaned = 0.0406069 Jy ! Component: 200 - total flux cleaned = 0.0450864 Jy ! Total flux subtracted in 200 components = 0.0450864 Jy ! Clean residual min=-0.004189 max=0.003808 Jy/beam ! Clean residual mean=0.000004 rms=0.001152 Jy/beam ! Combined flux in latest and established models = 1.0594 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 32 components and 1.0594 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=2.479 mas, bmaj=3.691 mas, bpa=-78.73 degrees ! Estimated noise=0.966047 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00271084 Jy ! Component: 100 - total flux cleaned = 0.00502592 Jy ! Component: 150 - total flux cleaned = 0.0063396 Jy ! Component: 200 - total flux cleaned = 0.00717325 Jy ! Total flux subtracted in 200 components = 0.00717325 Jy ! Clean residual min=-0.002825 max=0.002451 Jy/beam ! Clean residual mean=0.000003 rms=0.000879 Jy/beam ! Combined flux in latest and established models = 1.06657 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 = 0.000646609 Jy ! Component: 100 - total flux cleaned = 0.00156323 Jy ! Component: 150 - total flux cleaned = 0.00231612 Jy ! Component: 200 - total flux cleaned = 0.00321316 Jy ! Total flux subtracted in 200 components = 0.00321316 Jy ! Clean residual min=-0.002289 max=0.002295 Jy/beam ! Clean residual mean=0.000002 rms=0.000706 Jy/beam ! Combined flux in latest and established models = 1.06978 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 75 components and 1.06978 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.234 mas, bmaj=2.93 mas, bpa=67.73 degrees ! Estimated noise=0.845032 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.87666e-05 Jy ! Component: 100 - total flux cleaned = 0.000197578 Jy ! Component: 150 - total flux cleaned = 0.000470165 Jy ! Component: 200 - total flux cleaned = 0.000834381 Jy ! Total flux subtracted in 200 components = 0.000834381 Jy ! Clean residual min=-0.002581 max=0.002720 Jy/beam ! Clean residual mean=0.000000 rms=0.000646 Jy/beam ! Combined flux in latest and established models = 1.07062 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 98 components and 1.07062 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=0.051834Jy sigma=0.718533 ! Fit after self-cal, rms=0.051790Jy sigma=0.718002 wmodel J0019+2021_X_map.mod ! Writing 98 model components to file: J0019+2021_X_map.mod wobs J0019+2021_X_uvs.fits ! Writing UV FITS file: J0019+2021_X_uvs.fits wwins J0019+2021_X_map.win ! wwins: Wrote 4 windows to J0019+2021_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 = -0.000315002 Jy ! Component: 100 - total flux cleaned = -0.000738078 Jy ! Component: 150 - total flux cleaned = -0.000949467 Jy ! Component: 200 - total flux cleaned = -0.0010152 Jy ! Component: 250 - total flux cleaned = -0.00113789 Jy ! Component: 300 - total flux cleaned = -0.00122405 Jy ! Component: 350 - total flux cleaned = -0.00116962 Jy ! Component: 400 - total flux cleaned = -0.00109088 Jy ! Component: 450 - total flux cleaned = -0.000966543 Jy ! Component: 500 - total flux cleaned = -0.000895658 Jy ! Component: 550 - total flux cleaned = -0.00087286 Jy ! Component: 600 - total flux cleaned = -0.000783269 Jy ! Component: 650 - total flux cleaned = -0.000696995 Jy ! Component: 700 - total flux cleaned = -0.000634725 Jy ! Component: 750 - total flux cleaned = -0.000594212 Jy ! Component: 800 - total flux cleaned = -0.00057422 Jy ! Component: 850 - total flux cleaned = -0.000535721 Jy ! Component: 900 - total flux cleaned = -0.000592419 Jy ! Component: 950 - total flux cleaned = -0.000628792 Jy ! Component: 1000 - total flux cleaned = -0.000647069 Jy ! Component: 1050 - total flux cleaned = -0.000788829 Jy ! Component: 1100 - total flux cleaned = -0.00092734 Jy ! Component: 1150 - total flux cleaned = -0.00104641 Jy ! Component: 1200 - total flux cleaned = -0.00118035 Jy ! Component: 1250 - total flux cleaned = -0.00132851 Jy ! Component: 1300 - total flux cleaned = -0.00145806 Jy ! Component: 1350 - total flux cleaned = -0.00153763 Jy ! Component: 1400 - total flux cleaned = -0.00164749 Jy ! Component: 1450 - total flux cleaned = -0.00172472 Jy ! Component: 1500 - total flux cleaned = -0.00178606 Jy ! Component: 1550 - total flux cleaned = -0.00181657 Jy ! Component: 1600 - total flux cleaned = -0.00184668 Jy ! Component: 1650 - total flux cleaned = -0.00189102 Jy ! Component: 1700 - total flux cleaned = -0.0019204 Jy ! Component: 1750 - total flux cleaned = -0.00192032 Jy ! Component: 1800 - total flux cleaned = -0.00190583 Jy ! Component: 1850 - total flux cleaned = -0.00192023 Jy ! Component: 1900 - total flux cleaned = -0.00192021 Jy ! Component: 1950 - total flux cleaned = -0.00190595 Jy ! Component: 2000 - total flux cleaned = -0.0018777 Jy ! Component: 2050 - total flux cleaned = -0.00189165 Jy ! Component: 2100 - total flux cleaned = -0.00189166 Jy ! Component: 2150 - total flux cleaned = -0.00186389 Jy ! Component: 2200 - total flux cleaned = -0.0019054 Jy ! Component: 2250 - total flux cleaned = -0.00194687 Jy ! Component: 2300 - total flux cleaned = -0.00198804 Jy ! Component: 2350 - total flux cleaned = -0.00201536 Jy ! Component: 2400 - total flux cleaned = -0.00204273 Jy ! Component: 2450 - total flux cleaned = -0.00209727 Jy ! Component: 2500 - total flux cleaned = -0.00208358 Jy ! Component: 2550 - total flux cleaned = -0.00211057 Jy ! Component: 2600 - total flux cleaned = -0.00209691 Jy ! Component: 2650 - total flux cleaned = -0.00208336 Jy ! Component: 2700 - total flux cleaned = -0.00212382 Jy ! Component: 2750 - total flux cleaned = -0.00213722 Jy ! Component: 2800 - total flux cleaned = -0.00213718 Jy ! Component: 2850 - total flux cleaned = -0.00213719 Jy ! Component: 2900 - total flux cleaned = -0.00212342 Jy ! Component: 2950 - total flux cleaned = -0.00213703 Jy ! Component: 3000 - total flux cleaned = -0.00213701 Jy ! Component: 3050 - total flux cleaned = -0.00215074 Jy ! Component: 3100 - total flux cleaned = -0.00215067 Jy ! Component: 3150 - total flux cleaned = -0.00215056 Jy ! Component: 3200 - total flux cleaned = -0.00213626 Jy ! Component: 3250 - total flux cleaned = -0.00213619 Jy ! Component: 3300 - total flux cleaned = -0.0021508 Jy ! Component: 3350 - total flux cleaned = -0.00215077 Jy ! Component: 3400 - total flux cleaned = -0.0021657 Jy ! Component: 3450 - total flux cleaned = -0.00218085 Jy ! Component: 3500 - total flux cleaned = -0.00221144 Jy ! Component: 3550 - total flux cleaned = -0.00222694 Jy ! Component: 3600 - total flux cleaned = -0.0022425 Jy ! Component: 3650 - total flux cleaned = -0.00227433 Jy ! Component: 3700 - total flux cleaned = -0.00230665 Jy ! Component: 3750 - total flux cleaned = -0.00230685 Jy ! Component: 3800 - total flux cleaned = -0.00230684 Jy ! Component: 3850 - total flux cleaned = -0.00232378 Jy ! Component: 3900 - total flux cleaned = -0.00232371 Jy ! Component: 3950 - total flux cleaned = -0.00234101 Jy ! Component: 4000 - total flux cleaned = -0.00235892 Jy ! Component: 4050 - total flux cleaned = -0.002359 Jy ! Total flux subtracted in 4096 components = -0.00235887 Jy ! Clean residual min=-0.001053 max=0.001242 Jy/beam ! Clean residual mean=-0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 1.06826 Jy keep ! Adding 227 model components to the UV plane model. ! The established model now contains 325 components and 1.06826 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0019+2021_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.234 x 2.93 at 67.73 degrees (North through East) ! Clean map min=-0.002503 max=0.98054 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0019+2021_X_map.fits wmodel /vlbi/bp222/maps//J0019+2021_X_map.mod ! Writing 325 model components to file: /vlbi/bp222/maps//J0019+2021_X_map.mod wobs /vlbi/bp222/maps//J0019+2021_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0019+2021_X_uvs.fits wwins /vlbi/bp222/maps//J0019+2021_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0019+2021_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.980538 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00027527 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0842201 0.0842201 0.16844 0.33688 0.673761 1.34752 2.69504 5.39008 10.7802 21.5603 43.1207 86.2413 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.98 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3562.1 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0019+2021_X_dfm.log closed on Mon Jan 14 16:12:04 2019