! Started logfile: /vlbi/bp222/maps//J0307+4915_X_dfm.log on Thu Sep 27 10:43:30 2018 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//J0307+4915_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0307+4915_X_uva.fits ! AN table 1: 69 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.825282 visibilities/baseline/integration-bin. ! Found source: J0307+4915 ! ! 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 24600 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 J0307+4915_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 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 55 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.018495Jy sigma=17.249486 ! Fit after self-cal, rms=0.849353Jy sigma=14.306352 ! 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=0.6349 mas, bmaj=2.499 mas, bpa=-28.71 degrees ! Estimated noise=0.623133 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 = 0.111601 Jy ! Component: 100 - total flux cleaned = 0.138389 Jy ! Total flux subtracted in 100 components = 0.138389 Jy ! Clean residual min=-0.004882 max=0.011071 Jy/beam ! Clean residual mean=0.000006 rms=0.001230 Jy/beam ! Combined flux in latest and established models = 0.138389 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.138389 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=0.057830Jy sigma=0.946435 ! Fit after self-cal, rms=0.057826Jy sigma=0.946295 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0125045 Jy ! Component: 100 - total flux cleaned = 0.0198969 Jy ! Total flux subtracted in 100 components = 0.0198969 Jy ! Clean residual min=-0.003323 max=0.005372 Jy/beam ! Clean residual mean=0.000003 rms=0.000863 Jy/beam ! Combined flux in latest and established models = 0.158286 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 12 components and 0.158286 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=0.053738Jy sigma=0.857760 ! Fit after self-cal, rms=0.053711Jy sigma=0.857317 ! Inverting map ! Added new window around map position (1.4, 1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00582314 Jy ! Component: 100 - total flux cleaned = 0.00973393 Jy ! Total flux subtracted in 100 components = 0.00973393 Jy ! Clean residual min=-0.002905 max=0.004099 Jy/beam ! Clean residual mean=0.000002 rms=0.000744 Jy/beam ! Combined flux in latest and established models = 0.16802 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 23 components and 0.16802 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=0.052687Jy sigma=0.834395 ! Fit after self-cal, rms=0.052617Jy sigma=0.833480 ! 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=0.894 mas, bmaj=2.695 mas, bpa=-29.61 degrees ! Estimated noise=0.27515 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 = 0.00551687 Jy ! Component: 100 - total flux cleaned = 0.00855335 Jy ! Component: 150 - total flux cleaned = 0.0105248 Jy ! Component: 200 - total flux cleaned = 0.0118679 Jy ! Total flux subtracted in 200 components = 0.0118679 Jy ! Clean residual min=-0.001753 max=0.003187 Jy/beam ! Clean residual mean=0.000002 rms=0.000490 Jy/beam ! Combined flux in latest and established models = 0.179888 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 51 components and 0.179888 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=0.052113Jy sigma=0.821088 ! Fit after self-cal, rms=0.052080Jy sigma=0.820439 ! Inverting map ! Added new window around map position (4, 4.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00260574 Jy ! Component: 100 - total flux cleaned = 0.00388703 Jy ! Component: 150 - total flux cleaned = 0.00456654 Jy ! Component: 200 - total flux cleaned = 0.00499363 Jy ! Total flux subtracted in 200 components = 0.00499363 Jy ! Clean residual min=-0.001377 max=0.001780 Jy/beam ! Clean residual mean=0.000002 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.184881 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 74 components and 0.184881 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=0.051943Jy sigma=0.817758 ! Fit after self-cal, rms=0.051937Jy sigma=0.817652 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.894 x 2.695 at -29.61 degrees (North through East) ! Clean map min=-0.0012965 max=0.15009 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.98 HN 0.99 KP 0.98 ! LA 0.97 MK 0.99 NL 1.03 OV 0.98 ! PT 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.00 KP 0.97 ! LA 0.97 MK 1.00 NL 1.00 OV 0.98 ! PT 1.06 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 HN 0.97 KP 0.99 ! LA 0.98 MK 0.97 NL 1.00 OV 0.99 ! PT 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 HN 1.02 KP 0.98 ! LA 0.98 MK 1.01 NL 0.99 OV 0.97 ! PT 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.98 HN 1.02 KP 0.99 ! LA 0.99 MK 1.01 NL 0.99 OV 0.97 ! PT 1.04 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.00 KP 1.00 ! LA 0.96 MK 1.00 NL 1.01 OV 0.99 ! PT 1.04 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.00 HN 1.01 KP 0.97 ! LA 0.99 MK 0.99 NL 1.00 OV 1.00 ! PT 1.05 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.98 HN 1.02 KP 1.00 ! LA 1.01 MK 1.01 NL 0.98 OV 0.97 ! PT 1.04 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.99 HN 1.01 KP 0.98 ! LA 0.98 MK 1.01 NL 1.00 OV 0.98 ! PT 1.06 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.00 HN 1.01 KP 0.98 ! LA 0.97 MK 1.00 NL 1.00 OV 1.01 ! PT 1.08 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.98 HN 1.02 KP 0.99 ! LA 0.98 MK 1.03 NL 1.01 OV 0.99 ! PT 1.03 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 HN 0.97 KP 1.01 ! LA 0.99 MK 0.99 NL 1.01 OV 1.00 ! PT 1.04 ! ! ! Fit before self-cal, rms=0.051937Jy sigma=0.817652 ! Fit after self-cal, rms=0.051909Jy sigma=0.813178 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.895 mas, bmaj=2.696 mas, bpa=-29.58 degrees ! Estimated noise=0.274101 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 = 0.000855041 Jy ! Component: 100 - total flux cleaned = 0.00113545 Jy ! Component: 150 - total flux cleaned = 0.00117856 Jy ! Component: 200 - total flux cleaned = 0.00117713 Jy ! Total flux subtracted in 200 components = 0.00117713 Jy ! Clean residual min=-0.001015 max=0.000965 Jy/beam ! Clean residual mean=0.000001 rms=0.000251 Jy/beam ! Combined flux in latest and established models = 0.186058 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 104 components and 0.186058 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=0.051880Jy sigma=0.812712 ! Fit after self-cal, rms=0.051900Jy sigma=0.812649 ! 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=0.051900Jy sigma=0.812649 ! Fit after self-cal, rms=0.051928Jy sigma=0.811935 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.895 mas, bmaj=2.695 mas, bpa=-29.58 degrees ! Estimated noise=0.274274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000312104 Jy ! Component: 100 - total flux cleaned = 0.00036696 Jy ! Component: 150 - total flux cleaned = 0.000413965 Jy ! Component: 200 - total flux cleaned = 0.000427262 Jy ! Total flux subtracted in 200 components = 0.000427262 Jy ! Clean residual min=-0.000941 max=0.000969 Jy/beam ! Clean residual mean=0.000001 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.186486 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 127 components and 0.186486 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=0.051916Jy sigma=0.811746 ! Fit after self-cal, rms=0.051916Jy sigma=0.811724 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 = 0.000191148 Jy ! Component: 100 - total flux cleaned = 0.000206223 Jy ! Component: 150 - total flux cleaned = 0.000218114 Jy ! Component: 200 - total flux cleaned = 0.000229061 Jy ! Total flux subtracted in 200 components = 0.000229061 Jy ! Clean residual min=-0.000937 max=0.000940 Jy/beam ! Clean residual mean=0.000001 rms=0.000230 Jy/beam ! Combined flux in latest and established models = 0.186715 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 142 components and 0.186715 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=0.051910Jy sigma=0.811632 ! Fit after self-cal, rms=0.051910Jy sigma=0.811626 ! 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=0.051910Jy sigma=0.811626 ! Fit after self-cal, rms=0.051923Jy sigma=0.810013 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8946 mas, bmaj=2.694 mas, bpa=-29.61 degrees ! Estimated noise=0.274439 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000134791 Jy ! Component: 100 - total flux cleaned = 0.000133135 Jy ! Component: 150 - total flux cleaned = 0.000144416 Jy ! Component: 200 - total flux cleaned = 0.000144471 Jy ! Total flux subtracted in 200 components = 0.000144471 Jy ! Clean residual min=-0.000778 max=0.000905 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.186859 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 162 components and 0.186859 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=0.051917Jy sigma=0.809920 ! Fit after self-cal, rms=0.051919Jy sigma=0.809907 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 (-5.2, -23). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000688126 Jy ! Component: 100 - total flux cleaned = 0.000843895 Jy ! Component: 150 - total flux cleaned = 0.000879236 Jy ! Component: 200 - total flux cleaned = 0.00089487 Jy ! Total flux subtracted in 200 components = 0.00089487 Jy ! Clean residual min=-0.000784 max=0.000834 Jy/beam ! Clean residual mean=0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.187754 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 178 components and 0.187754 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=0.051900Jy sigma=0.809610 ! Fit after self-cal, rms=0.051899Jy sigma=0.809587 ! 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=0.051899Jy sigma=0.809587 ! Fit after self-cal, rms=0.051872Jy sigma=0.809562 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.285 mas, bmaj=3.569 mas, bpa=-45.84 degrees ! Estimated noise=0.327419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000257631 Jy ! Component: 100 - total flux cleaned = 0.00042284 Jy ! Component: 150 - total flux cleaned = 0.000548541 Jy ! Component: 200 - total flux cleaned = 0.000581145 Jy ! Total flux subtracted in 200 components = 0.000581145 Jy ! Clean residual min=-0.000857 max=0.000721 Jy/beam ! Clean residual mean=0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.188335 Jy selfcal ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 206 components and 0.188335 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=0.051869Jy sigma=0.809495 ! Fit after self-cal, rms=0.051867Jy sigma=0.809489 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 = 0.000137284 Jy ! Component: 100 - total flux cleaned = 0.000174212 Jy ! Component: 150 - total flux cleaned = 0.00021325 Jy ! Component: 200 - total flux cleaned = 0.000219305 Jy ! Total flux subtracted in 200 components = 0.000219305 Jy ! Clean residual min=-0.000860 max=0.000711 Jy/beam ! Clean residual mean=0.000001 rms=0.000211 Jy/beam ! Combined flux in latest and established models = 0.188555 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 218 components and 0.188555 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=0.051866Jy sigma=0.809467 ! Fit after self-cal, rms=0.051866Jy sigma=0.809465 ! 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=0.8945 mas, bmaj=2.694 mas, bpa=-29.62 degrees ! Estimated noise=0.274457 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8945 x 2.694 at -29.62 degrees (North through East) ! Clean map min=-0.0010496 max=0.14953 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=0.6348 mas, bmaj=2.496 mas, bpa=-28.75 degrees ! Estimated noise=0.621136 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.111097 Jy ! Component: 100 - total flux cleaned = 0.137997 Jy ! Component: 150 - total flux cleaned = 0.151151 Jy ! Component: 200 - total flux cleaned = 0.1593 Jy ! Total flux subtracted in 200 components = 0.1593 Jy ! Clean residual min=-0.002852 max=0.004424 Jy/beam ! Clean residual mean=0.000003 rms=0.000772 Jy/beam ! Combined flux in latest and established models = 0.1593 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 0.1593 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8945 mas, bmaj=2.694 mas, bpa=-29.62 degrees ! Estimated noise=0.274457 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 = 0.00960966 Jy ! Component: 100 - total flux cleaned = 0.0148381 Jy ! Component: 150 - total flux cleaned = 0.0182972 Jy ! Component: 200 - total flux cleaned = 0.0207288 Jy ! Total flux subtracted in 200 components = 0.0207288 Jy ! Clean residual min=-0.001221 max=0.001372 Jy/beam ! Clean residual mean=0.000002 rms=0.000340 Jy/beam ! Combined flux in latest and established models = 0.180029 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 42 components and 0.180029 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=2.285 mas, bmaj=3.569 mas, bpa=-45.84 degrees ! Estimated noise=0.327419 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281673 Jy ! Component: 100 - total flux cleaned = 0.0045468 Jy ! Component: 150 - total flux cleaned = 0.00577635 Jy ! Component: 200 - total flux cleaned = 0.00669196 Jy ! Total flux subtracted in 200 components = 0.00669196 Jy ! Clean residual min=-0.000948 max=0.000859 Jy/beam ! Clean residual mean=0.000002 rms=0.000249 Jy/beam ! Combined flux in latest and established models = 0.186721 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 = 0.00069347 Jy ! Component: 100 - total flux cleaned = 0.000850251 Jy ! Component: 150 - total flux cleaned = 0.000987556 Jy ! Component: 200 - total flux cleaned = 0.00110789 Jy ! Total flux subtracted in 200 components = 0.00110789 Jy ! Clean residual min=-0.000924 max=0.000785 Jy/beam ! Clean residual mean=0.000001 rms=0.000222 Jy/beam ! Combined flux in latest and established models = 0.187829 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 99 components and 0.187829 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8945 mas, bmaj=2.694 mas, bpa=-29.62 degrees ! Estimated noise=0.274457 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -4.15713e-05 Jy ! Component: 100 - total flux cleaned = 8.29612e-05 Jy ! Component: 150 - total flux cleaned = 0.000172111 Jy ! Component: 200 - total flux cleaned = 0.00029257 Jy ! Total flux subtracted in 200 components = 0.00029257 Jy ! Clean residual min=-0.000867 max=0.000837 Jy/beam ! Clean residual mean=0.000001 rms=0.000196 Jy/beam ! Combined flux in latest and established models = 0.188121 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 121 components and 0.188121 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=0.051889Jy sigma=0.809834 ! Fit after self-cal, rms=0.051882Jy sigma=0.809757 wmodel J0307+4915_X_map.mod ! Writing 121 model components to file: J0307+4915_X_map.mod wobs J0307+4915_X_uvs.fits ! Writing UV FITS file: J0307+4915_X_uvs.fits wwins J0307+4915_X_map.win ! wwins: Wrote 4 windows to J0307+4915_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 = -0.000109084 Jy ! Component: 100 - total flux cleaned = -0.000164907 Jy ! Component: 150 - total flux cleaned = -0.000299215 Jy ! Component: 200 - total flux cleaned = -0.000377034 Jy ! Component: 250 - total flux cleaned = -0.000477212 Jy ! Component: 300 - total flux cleaned = -0.00053801 Jy ! Component: 350 - total flux cleaned = -0.00058563 Jy ! Component: 400 - total flux cleaned = -0.000609194 Jy ! Component: 450 - total flux cleaned = -0.00064357 Jy ! Component: 500 - total flux cleaned = -0.000665845 Jy ! Component: 550 - total flux cleaned = -0.000698713 Jy ! Component: 600 - total flux cleaned = -0.000698731 Jy ! Component: 650 - total flux cleaned = -0.000751318 Jy ! Component: 700 - total flux cleaned = -0.00074098 Jy ! Component: 750 - total flux cleaned = -0.000730924 Jy ! Component: 800 - total flux cleaned = -0.000751413 Jy ! Component: 850 - total flux cleaned = -0.000771662 Jy ! Component: 900 - total flux cleaned = -0.000811066 Jy ! Component: 950 - total flux cleaned = -0.0008598 Jy ! Component: 1000 - total flux cleaned = -0.000907645 Jy ! Component: 1050 - total flux cleaned = -0.000936148 Jy ! Component: 1100 - total flux cleaned = -0.000982846 Jy ! Component: 1150 - total flux cleaned = -0.000992156 Jy ! Component: 1200 - total flux cleaned = -0.0010471 Jy ! Component: 1250 - total flux cleaned = -0.00107424 Jy ! Component: 1300 - total flux cleaned = -0.00107428 Jy ! Component: 1350 - total flux cleaned = -0.00110971 Jy ! Component: 1400 - total flux cleaned = -0.00113599 Jy ! Component: 1450 - total flux cleaned = -0.00111853 Jy ! Component: 1500 - total flux cleaned = -0.00116154 Jy ! Component: 1550 - total flux cleaned = -0.00117019 Jy ! Component: 1600 - total flux cleaned = -0.00119562 Jy ! Component: 1650 - total flux cleaned = -0.00117877 Jy ! Component: 1700 - total flux cleaned = -0.00117874 Jy ! Component: 1750 - total flux cleaned = -0.00119517 Jy ! Component: 1800 - total flux cleaned = -0.00121977 Jy ! Component: 1850 - total flux cleaned = -0.001228 Jy ! Component: 1900 - total flux cleaned = -0.00126016 Jy ! Component: 1950 - total flux cleaned = -0.00127604 Jy ! Component: 2000 - total flux cleaned = -0.00128395 Jy ! Component: 2050 - total flux cleaned = -0.00129172 Jy ! Component: 2100 - total flux cleaned = -0.00133066 Jy ! Component: 2150 - total flux cleaned = -0.00132281 Jy ! Component: 2200 - total flux cleaned = -0.00132288 Jy ! Component: 2250 - total flux cleaned = -0.00132287 Jy ! Component: 2300 - total flux cleaned = -0.00133033 Jy ! Component: 2350 - total flux cleaned = -0.00134539 Jy ! Component: 2400 - total flux cleaned = -0.00132304 Jy ! Component: 2450 - total flux cleaned = -0.00134517 Jy ! Component: 2500 - total flux cleaned = -0.00132317 Jy ! Component: 2550 - total flux cleaned = -0.00134514 Jy ! Component: 2600 - total flux cleaned = -0.0013307 Jy ! Component: 2650 - total flux cleaned = -0.00138102 Jy ! Component: 2700 - total flux cleaned = -0.00136677 Jy ! Component: 2750 - total flux cleaned = -0.00138806 Jy ! Component: 2800 - total flux cleaned = -0.00138809 Jy ! Component: 2850 - total flux cleaned = -0.0014021 Jy ! Component: 2900 - total flux cleaned = -0.00142285 Jy ! Component: 2950 - total flux cleaned = -0.00141589 Jy ! Component: 3000 - total flux cleaned = -0.00142957 Jy ! Component: 3050 - total flux cleaned = -0.00142275 Jy ! Component: 3100 - total flux cleaned = -0.00142274 Jy ! Component: 3150 - total flux cleaned = -0.00144304 Jy ! Component: 3200 - total flux cleaned = -0.00144304 Jy ! Component: 3250 - total flux cleaned = -0.00143635 Jy ! Component: 3300 - total flux cleaned = -0.00148284 Jy ! Component: 3350 - total flux cleaned = -0.0014762 Jy ! Component: 3400 - total flux cleaned = -0.00146959 Jy ! Component: 3450 - total flux cleaned = -0.00150221 Jy ! Component: 3500 - total flux cleaned = -0.00150864 Jy ! Component: 3550 - total flux cleaned = -0.00152157 Jy ! Component: 3600 - total flux cleaned = -0.00152163 Jy ! Component: 3650 - total flux cleaned = -0.00155358 Jy ! Component: 3700 - total flux cleaned = -0.00157261 Jy ! Component: 3750 - total flux cleaned = -0.00153466 Jy ! Component: 3800 - total flux cleaned = -0.00158503 Jy ! Component: 3850 - total flux cleaned = -0.001585 Jy ! Component: 3900 - total flux cleaned = -0.00158497 Jy ! Component: 3950 - total flux cleaned = -0.00159121 Jy ! Component: 4000 - total flux cleaned = -0.00164055 Jy ! Component: 4050 - total flux cleaned = -0.00165284 Jy ! Total flux subtracted in 4096 components = -0.0016528 Jy ! Clean residual min=-0.000442 max=0.000338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.186468 Jy keep ! Adding 297 model components to the UV plane model. ! The established model now contains 418 components and 0.186469 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0307+4915_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8945 x 2.694 at -29.62 degrees (North through East) ! Clean map min=-0.00068719 max=0.14937 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0307+4915_X_map.fits wmodel /vlbi/bp222/maps//J0307+4915_X_map.mod ! Writing 418 model components to file: /vlbi/bp222/maps//J0307+4915_X_map.mod wobs /vlbi/bp222/maps//J0307+4915_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0307+4915_X_uvs.fits wwins /vlbi/bp222/maps//J0307+4915_X_map.win ! wwins: Wrote 5 windows to /vlbi/bp222/maps//J0307+4915_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.149373 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000108478 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.217866 0.217866 0.435733 0.871466 1.74293 3.48586 6.97173 13.9435 27.8869 55.7738 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.149 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1376.99 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0307+4915_X_dfm.log closed on Thu Sep 27 10:43:36 2018