! Started logfile: /vlbi/uf001/uva//J0258+2900_X_dfm.log on Sun Jan 13 21:36:40 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0258+2900_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0258+2900_X_uva.fits ! AN table 1: 109 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.990061 visibilities/baseline/integration-bin. ! Found source: J0258+2900 ! ! 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 121 lines of history. ! ! Reading 46620 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 J0258+2900_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 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.003638Jy sigma=21.214678 ! Fit after self-cal, rms=0.943371Jy sigma=19.937668 ! 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=0.6616 mas, bmaj=1.33 mas, bpa=-7.173 degrees ! Estimated noise=0.386878 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 = 0.0458461 Jy ! Component: 100 - total flux cleaned = 0.0559143 Jy ! Total flux subtracted in 100 components = 0.0559143 Jy ! Clean residual min=-0.002652 max=0.003052 Jy/beam ! Clean residual mean=0.000001 rms=0.000582 Jy/beam ! Combined flux in latest and established models = 0.0559143 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0559143 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=0.067746Jy sigma=1.291349 ! Fit after self-cal, rms=0.066595Jy sigma=1.266298 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00385104 Jy ! Component: 100 - total flux cleaned = 0.00387863 Jy ! Total flux subtracted in 100 components = 0.00387863 Jy ! Clean residual min=-0.002422 max=0.002672 Jy/beam ! Clean residual mean=0.000001 rms=0.000540 Jy/beam ! Combined flux in latest and established models = 0.059793 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.059793 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=0.066410Jy sigma=1.262758 ! Fit after self-cal, rms=0.066403Jy sigma=1.262646 ! 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=0.8605 mas, bmaj=1.676 mas, bpa=-6.203 degrees ! Estimated noise=0.158825 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 = 0.000204584 Jy ! Component: 100 - total flux cleaned = 0.000155542 Jy ! Component: 150 - total flux cleaned = 0.000155186 Jy ! Component: 200 - total flux cleaned = 0.000112814 Jy ! Total flux subtracted in 200 components = 0.000112814 Jy ! Clean residual min=-0.001854 max=0.001961 Jy/beam ! Clean residual mean=0.000002 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0599058 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 0.0599058 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=0.066386Jy sigma=1.262369 ! Fit after self-cal, rms=0.066386Jy sigma=1.262353 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8605 x 1.676 at -6.203 degrees (North through East) ! Clean map min=-0.0017745 max=0.06036 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 HN 0.96 LA 0.91 ! MK 1.00 NL 1.13 OV 0.96 PT 0.93 ! SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.12 HN 0.87 LA 0.89 ! MK 1.00 NL 1.18 OV 0.97 PT 0.99 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.09 HN 0.96 LA 0.95 ! MK 1.03 NL 1.17 OV 0.92 PT 0.97 ! SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.08 HN 1.01 LA 0.93 ! MK 1.03 NL 1.09 OV 0.97 PT 0.98 ! SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.06 HN 0.96 LA 0.89 ! MK 0.99 NL 1.15 OV 0.97 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.11 HN 0.93 LA 0.92 ! MK 1.00 NL 1.18 OV 0.94 PT 0.98 ! SC 0.96 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HN 0.94 LA 0.89 ! MK 1.00 NL 1.18 OV 1.00 PT 0.94 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.08 HN 0.90 LA 0.89 ! MK 0.99 NL 1.23 OV 0.96 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.10 HN 0.93 LA 0.93 ! MK 1.02 NL 1.15 OV 1.00 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.07 HN 0.94 LA 0.89 ! MK 1.01 NL 1.19 OV 0.94 PT 0.99 ! SC 0.99 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.04 HN 0.88 LA 0.88 ! MK 0.99 NL 1.16 OV 0.99 PT 0.97 ! SC 1.00 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.04 HN 0.91 LA 0.89 ! MK 1.02 NL 1.15 OV 0.96 PT 0.97 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.066386Jy sigma=1.262353 ! Fit after self-cal, rms=0.063815Jy sigma=1.255225 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8587 mas, bmaj=1.674 mas, bpa=-6.049 degrees ! Estimated noise=0.158239 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 = -1.08961e-05 Jy ! Component: 100 - total flux cleaned = -1.00521e-05 Jy ! Component: 150 - total flux cleaned = -3.24339e-05 Jy ! Component: 200 - total flux cleaned = -6.3537e-05 Jy ! Total flux subtracted in 200 components = -6.3537e-05 Jy ! Clean residual min=-0.001151 max=0.001242 Jy/beam ! Clean residual mean=0.000002 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0598422 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 23 components and 0.0598422 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=0.063811Jy sigma=1.255134 ! Fit after self-cal, rms=0.063821Jy sigma=1.254585 ! 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=0.063821Jy sigma=1.254585 ! Fit after self-cal, rms=0.064336Jy sigma=1.250738 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8579 mas, bmaj=1.681 mas, bpa=-6.244 degrees ! Estimated noise=0.158719 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000219529 Jy ! Component: 100 - total flux cleaned = 0.000228428 Jy ! Component: 150 - total flux cleaned = 0.000236806 Jy ! Component: 200 - total flux cleaned = 0.000229696 Jy ! Total flux subtracted in 200 components = 0.000229696 Jy ! Clean residual min=-0.000905 max=0.000940 Jy/beam ! Clean residual mean=0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.0600719 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 29 components and 0.0600719 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=0.064334Jy sigma=1.250676 ! Fit after self-cal, rms=0.064358Jy sigma=1.250453 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 (15.8, 9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000633937 Jy ! Component: 100 - total flux cleaned = 0.000633358 Jy ! Component: 150 - total flux cleaned = 0.000602241 Jy ! Component: 200 - total flux cleaned = 0.000536432 Jy ! Total flux subtracted in 200 components = 0.000536432 Jy ! Clean residual min=-0.000875 max=0.000831 Jy/beam ! Clean residual mean=0.000001 rms=0.000207 Jy/beam ! Combined flux in latest and established models = 0.0606084 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.0606084 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=0.064342Jy sigma=1.250214 ! Fit after self-cal, rms=0.064343Jy sigma=1.250181 ! 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=0.064343Jy sigma=1.250181 ! Fit after self-cal, rms=0.064545Jy sigma=1.250056 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8572 mas, bmaj=1.681 mas, bpa=-6.316 degrees ! Estimated noise=0.158734 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000111266 Jy ! Component: 100 - total flux cleaned = 0.000137807 Jy ! Component: 150 - total flux cleaned = 0.000127447 Jy ! Component: 200 - total flux cleaned = 0.000117508 Jy ! Total flux subtracted in 200 components = 0.000117508 Jy ! Clean residual min=-0.000820 max=0.000813 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0607259 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 51 components and 0.0607259 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=0.064540Jy sigma=1.249976 ! Fit after self-cal, rms=0.064549Jy sigma=1.249960 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 = 5.58989e-05 Jy ! Component: 100 - total flux cleaned = 2.927e-05 Jy ! Component: 150 - total flux cleaned = 5.332e-06 Jy ! Component: 200 - total flux cleaned = -2.50614e-05 Jy ! Total flux subtracted in 200 components = -2.50614e-05 Jy ! Clean residual min=-0.000823 max=0.000818 Jy/beam ! Clean residual mean=0.000001 rms=0.000203 Jy/beam ! Combined flux in latest and established models = 0.0607008 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 58 components and 0.0607008 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=0.064547Jy sigma=1.249924 ! Fit after self-cal, rms=0.064547Jy sigma=1.249920 ! 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=0.064547Jy sigma=1.249920 ! Fit after self-cal, rms=0.064636Jy sigma=1.249917 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.946 mas, bmaj=2.622 mas, bpa=-3.64 degrees ! Estimated noise=0.205179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.27626e-05 Jy ! Component: 100 - total flux cleaned = -4.53417e-05 Jy ! Component: 150 - total flux cleaned = -5.20683e-05 Jy ! Component: 200 - total flux cleaned = -6.38761e-05 Jy ! Total flux subtracted in 200 components = -6.38761e-05 Jy ! Clean residual min=-0.001045 max=0.001133 Jy/beam ! Clean residual mean=0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0606369 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 64 components and 0.060637 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=0.064635Jy sigma=1.249904 ! Fit after self-cal, rms=0.064636Jy sigma=1.249902 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 = -5.85072e-06 Jy ! Component: 100 - total flux cleaned = -2.26532e-05 Jy ! Component: 150 - total flux cleaned = -2.79838e-05 Jy ! Component: 200 - total flux cleaned = -3.73885e-05 Jy ! Total flux subtracted in 200 components = -3.73885e-05 Jy ! Clean residual min=-0.001046 max=0.001131 Jy/beam ! Clean residual mean=0.000002 rms=0.000289 Jy/beam ! Combined flux in latest and established models = 0.0605996 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.0605996 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=0.064636Jy sigma=1.249909 ! Fit after self-cal, rms=0.064637Jy sigma=1.249906 ! 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=0.8565 mas, bmaj=1.681 mas, bpa=-6.353 degrees ! Estimated noise=0.158873 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8565 x 1.681 at -6.353 degrees (North through East) ! Clean map min=-0.0008207 max=0.060428 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=0.6589 mas, bmaj=1.329 mas, bpa=-7.155 degrees ! Estimated noise=0.385161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.046661 Jy ! Component: 100 - total flux cleaned = 0.0572842 Jy ! Component: 150 - total flux cleaned = 0.0602573 Jy ! Component: 200 - total flux cleaned = 0.0611068 Jy ! Total flux subtracted in 200 components = 0.0611068 Jy ! Clean residual min=-0.001832 max=0.001838 Jy/beam ! Clean residual mean=0.000000 rms=0.000446 Jy/beam ! Combined flux in latest and established models = 0.0611069 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0611069 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8565 mas, bmaj=1.681 mas, bpa=-6.353 degrees ! Estimated noise=0.158873 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 = 0.001049 Jy ! Component: 100 - total flux cleaned = 0.000996689 Jy ! Component: 150 - total flux cleaned = 0.00090475 Jy ! Component: 200 - total flux cleaned = 0.000806227 Jy ! Total flux subtracted in 200 components = 0.000806227 Jy ! Clean residual min=-0.000853 max=0.000826 Jy/beam ! Clean residual mean=0.000001 rms=0.000210 Jy/beam ! Combined flux in latest and established models = 0.0619131 Jy ! Adding 13 model components to the UV plane model. ! The established model now contains 24 components and 0.0619131 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=1.946 mas, bmaj=2.622 mas, bpa=-3.64 degrees ! Estimated noise=0.205179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000246342 Jy ! Component: 100 - total flux cleaned = -0.000343154 Jy ! Component: 150 - total flux cleaned = -0.000457328 Jy ! Component: 200 - total flux cleaned = -0.000564693 Jy ! Total flux subtracted in 200 components = -0.000564693 Jy ! Clean residual min=-0.001083 max=0.001160 Jy/beam ! Clean residual mean=0.000002 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.0613484 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.72476e-05 Jy ! Component: 100 - total flux cleaned = -0.00010924 Jy ! Component: 150 - total flux cleaned = -0.000149448 Jy ! Component: 200 - total flux cleaned = -0.000187582 Jy ! Total flux subtracted in 200 components = -0.000187582 Jy ! Clean residual min=-0.001074 max=0.001151 Jy/beam ! Clean residual mean=0.000002 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.0611608 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 37 components and 0.0611608 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8565 mas, bmaj=1.681 mas, bpa=-6.353 degrees ! Estimated noise=0.158873 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000137544 Jy ! Component: 100 - total flux cleaned = 7.89119e-05 Jy ! Component: 150 - total flux cleaned = 5.78519e-05 Jy ! Component: 200 - total flux cleaned = 2.92641e-05 Jy ! Total flux subtracted in 200 components = 2.92641e-05 Jy ! Clean residual min=-0.000804 max=0.000798 Jy/beam ! Clean residual mean=0.000001 rms=0.000204 Jy/beam ! Combined flux in latest and established models = 0.0611901 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 46 components and 0.0611901 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=0.064638Jy sigma=1.249938 ! Fit after self-cal, rms=0.064639Jy sigma=1.249922 wmodel J0258+2900_X_map.mod ! Writing 46 model components to file: J0258+2900_X_map.mod wobs J0258+2900_X_uvs.fits ! Writing UV FITS file: J0258+2900_X_uvs.fits wwins J0258+2900_X_map.win ! wwins: Wrote 2 windows to J0258+2900_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 = -4.81738e-05 Jy ! Component: 100 - total flux cleaned = -5.03663e-06 Jy ! Component: 150 - total flux cleaned = 5.07777e-05 Jy ! Component: 200 - total flux cleaned = 0.000104714 Jy ! Component: 250 - total flux cleaned = 0.000183303 Jy ! Component: 300 - total flux cleaned = 0.000221442 Jy ! Component: 350 - total flux cleaned = 0.000233985 Jy ! Component: 400 - total flux cleaned = 0.000320233 Jy ! Component: 450 - total flux cleaned = 0.000344071 Jy ! Component: 500 - total flux cleaned = 0.000379737 Jy ! Component: 550 - total flux cleaned = 0.000438388 Jy ! Component: 600 - total flux cleaned = 0.000507764 Jy ! Component: 650 - total flux cleaned = 0.000598552 Jy ! Component: 700 - total flux cleaned = 0.00060958 Jy ! Component: 750 - total flux cleaned = 0.000653774 Jy ! Component: 800 - total flux cleaned = 0.000697737 Jy ! Component: 850 - total flux cleaned = 0.000719336 Jy ! Component: 900 - total flux cleaned = 0.000730025 Jy ! Component: 950 - total flux cleaned = 0.000740662 Jy ! Component: 1000 - total flux cleaned = 0.000803343 Jy ! Component: 1050 - total flux cleaned = 0.000834139 Jy ! Component: 1100 - total flux cleaned = 0.000834135 Jy ! Component: 1150 - total flux cleaned = 0.000874739 Jy ! Component: 1200 - total flux cleaned = 0.000914786 Jy ! Component: 1250 - total flux cleaned = 0.0009049 Jy ! Component: 1300 - total flux cleaned = 0.000904882 Jy ! Component: 1350 - total flux cleaned = 0.000973063 Jy ! Component: 1400 - total flux cleaned = 0.000973122 Jy ! Component: 1450 - total flux cleaned = 0.000973046 Jy ! Component: 1500 - total flux cleaned = 0.00099184 Jy ! Component: 1550 - total flux cleaned = 0.000991932 Jy ! Component: 1600 - total flux cleaned = 0.00097329 Jy ! Component: 1650 - total flux cleaned = 0.000945543 Jy ! Component: 1700 - total flux cleaned = 0.00093645 Jy ! Component: 1750 - total flux cleaned = 0.000963874 Jy ! Component: 1800 - total flux cleaned = 0.00095478 Jy ! Component: 1850 - total flux cleaned = 0.000927958 Jy ! Component: 1900 - total flux cleaned = 0.000927925 Jy ! Component: 1950 - total flux cleaned = 0.000936632 Jy ! Component: 2000 - total flux cleaned = 0.00088428 Jy ! Component: 2050 - total flux cleaned = 0.000867081 Jy ! Component: 2100 - total flux cleaned = 0.000867124 Jy ! Component: 2150 - total flux cleaned = 0.000824292 Jy ! Component: 2200 - total flux cleaned = 0.00079872 Jy ! Component: 2250 - total flux cleaned = 0.000756557 Jy ! Component: 2300 - total flux cleaned = 0.000739762 Jy ! Component: 2350 - total flux cleaned = 0.000673276 Jy ! Component: 2400 - total flux cleaned = 0.000640216 Jy ! Component: 2450 - total flux cleaned = 0.000632 Jy ! Component: 2500 - total flux cleaned = 0.000599486 Jy ! Component: 2550 - total flux cleaned = 0.00059952 Jy ! Component: 2600 - total flux cleaned = 0.000575385 Jy ! Component: 2650 - total flux cleaned = 0.000519358 Jy ! Component: 2700 - total flux cleaned = 0.000527261 Jy ! Component: 2750 - total flux cleaned = 0.000479945 Jy ! Component: 2800 - total flux cleaned = 0.000456393 Jy ! Component: 2850 - total flux cleaned = 0.000425211 Jy ! Component: 2900 - total flux cleaned = 0.000409737 Jy ! Component: 2950 - total flux cleaned = 0.00034811 Jy ! Component: 3000 - total flux cleaned = 0.000317507 Jy ! Component: 3050 - total flux cleaned = 0.000309896 Jy ! Component: 3100 - total flux cleaned = 0.000294626 Jy ! Component: 3150 - total flux cleaned = 0.000241917 Jy ! Component: 3200 - total flux cleaned = 0.00020448 Jy ! Component: 3250 - total flux cleaned = 0.000137458 Jy ! Component: 3300 - total flux cleaned = 0.000181891 Jy ! Component: 3350 - total flux cleaned = 0.000130292 Jy ! Component: 3400 - total flux cleaned = 9.36439e-05 Jy ! Component: 3450 - total flux cleaned = 4.98823e-05 Jy ! Component: 3500 - total flux cleaned = 2.81253e-05 Jy ! Component: 3550 - total flux cleaned = -7.98244e-06 Jy ! Component: 3600 - total flux cleaned = -5.09322e-05 Jy ! Component: 3650 - total flux cleaned = -6.5209e-05 Jy ! Component: 3700 - total flux cleaned = -6.51963e-05 Jy ! Component: 3750 - total flux cleaned = -0.000107653 Jy ! Component: 3800 - total flux cleaned = -0.000156875 Jy ! Component: 3850 - total flux cleaned = -0.00017086 Jy ! Component: 3900 - total flux cleaned = -0.000198701 Jy ! Component: 3950 - total flux cleaned = -0.000212579 Jy ! Component: 4000 - total flux cleaned = -0.000219462 Jy ! Component: 4050 - total flux cleaned = -0.000246902 Jy ! Total flux subtracted in 4096 components = -0.000287905 Jy ! Clean residual min=-0.000438 max=0.000393 Jy/beam ! Clean residual mean=0.000000 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0609022 Jy keep ! Adding 343 model components to the UV plane model. ! The established model now contains 389 components and 0.0609022 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0258+2900_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8565 x 1.681 at -6.353 degrees (North through East) ! Clean map min=-0.00064527 max=0.060227 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0258+2900_X_map.fits wmodel /vlbi/uf001/uva//J0258+2900_X_map.mod ! Writing 389 model components to file: /vlbi/uf001/uva//J0258+2900_X_map.mod wobs /vlbi/uf001/uva//J0258+2900_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0258+2900_X_uvs.fits wwins /vlbi/uf001/uva//J0258+2900_X_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uva//J0258+2900_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0602267 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000120061 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.598048 0.598048 1.1961 2.39219 4.78438 9.56876 19.1375 38.275 76.5501 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.06 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 501.632 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0258+2900_X_dfm.log closed on Sun Jan 13 21:36:46 2019