! Started logfile: /vlbi/bp222/maps//J0834+5534_X_dfm.log on Thu Sep 27 10:56:57 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//J0834+5534_X_uva.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0834+5534_X_uva.fits ! AN table 1: 16 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.96875 visibilities/baseline/integration-bin. ! Found source: J0834+5534 ! ! 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 5208 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 J0834+5534_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 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.320392Jy sigma=15.844354 ! Fit after self-cal, rms=0.924971Jy sigma=11.711797 ! 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=0.6264 mas, bmaj=2.573 mas, bpa=-76.42 degrees ! Estimated noise=1.63582 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.172621 Jy ! Component: 100 - total flux cleaned = 0.304242 Jy ! Total flux subtracted in 100 components = 0.304242 Jy ! Clean residual min=-0.059509 max=0.082657 Jy/beam ! Clean residual mean=-0.000066 rms=0.025717 Jy/beam ! Combined flux in latest and established models = 0.304242 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 50 components and 0.304242 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=0.733246Jy sigma=7.831188 ! Fit after self-cal, rms=0.732919Jy sigma=7.825146 ! 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=0.8197 mas, bmaj=2.586 mas, bpa=-77.27 degrees ! Estimated noise=0.803516 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 = 0.351357 Jy ! Component: 100 - total flux cleaned = 0.620452 Jy ! Component: 150 - total flux cleaned = 0.83034 Jy ! Component: 200 - total flux cleaned = 0.995853 Jy ! Total flux subtracted in 200 components = 0.995853 Jy ! Clean residual min=-0.078837 max=0.097540 Jy/beam ! Clean residual mean=-0.000107 rms=0.036706 Jy/beam ! Combined flux in latest and established models = 1.3001 Jy ! Performing phase self-cal ! Adding 156 model components to the UV plane model. ! The established model now contains 184 components and 1.3001 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=0.342964Jy sigma=3.507968 ! Fit after self-cal, rms=0.342819Jy sigma=3.492269 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8197 x 2.586 at -77.27 degrees (North through East) ! Clean map min=-0.076752 max=0.32831 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.81 HN 1.35 KP 0.90 ! LA 0.88 MK 2.27 NL 1.24 PT 0.65 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.84 HN 1.20 KP 0.95 ! LA 0.87 MK 1.82 NL 1.22 PT 0.63 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.86 HN 1.10 KP 0.94 ! LA 0.85 MK 1.49 NL 1.21 PT 0.62 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.87 HN 0.98 KP 0.92 ! LA 0.85 MK 1.65 NL 1.23 PT 0.61 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.87 HN 1.39 KP 0.96 ! LA 0.89 MK 1.14 NL 1.18 PT 0.64 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.88 HN 1.04 KP 0.98 ! LA 0.88 MK 1.04 NL 1.27 PT 0.64 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 0.89 HN 1.42 KP 0.97 ! LA 0.90 MK 1.00 NL 1.26 PT 0.64 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 0.87 HN 1.47 KP 0.98 ! LA 0.92 MK 1.25 NL 1.19 PT 0.65 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.24 FD 0.89 HN 1.97 KP 0.98 ! LA 0.90 MK 1.21 NL 1.13 PT 0.64 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 0.90 HN 2.05 KP 1.00 ! LA 0.90 MK 1.63 NL 1.14 PT 0.66 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.34 FD 0.88 HN 1.83 KP 1.02 ! LA 0.94 MK 1.04 NL 1.13 PT 0.67 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 0.87 HN 2.51 KP 0.99 ! LA 0.95 MK 1.62 NL 1.16 PT 0.68 ! ! ! Fit before self-cal, rms=0.342819Jy sigma=3.492269 ! Fit after self-cal, rms=0.135415Jy sigma=1.469269 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9434 mas, bmaj=2.649 mas, bpa=-76.85 degrees ! Estimated noise=0.802863 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 = 0.0310877 Jy ! Component: 100 - total flux cleaned = 0.0356955 Jy ! Component: 150 - total flux cleaned = 0.0389998 Jy ! Component: 200 - total flux cleaned = 0.0416866 Jy ! Total flux subtracted in 200 components = 0.0416866 Jy ! Clean residual min=-0.013570 max=0.013450 Jy/beam ! Clean residual mean=-0.000036 rms=0.005171 Jy/beam ! Combined flux in latest and established models = 1.34178 Jy ! Performing phase self-cal ! Adding 88 model components to the UV plane model. ! The established model now contains 272 components and 1.34178 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=0.106593Jy sigma=0.985502 ! Fit after self-cal, rms=0.106188Jy sigma=0.969796 ! 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=0.106188Jy sigma=0.969796 ! Fit after self-cal, rms=0.100554Jy sigma=0.950335 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9149 mas, bmaj=2.664 mas, bpa=-76.1 degrees ! Estimated noise=0.779467 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0155981 Jy ! Component: 100 - total flux cleaned = 0.0174794 Jy ! Component: 150 - total flux cleaned = 0.0195978 Jy ! Component: 200 - total flux cleaned = 0.023079 Jy ! Total flux subtracted in 200 components = 0.023079 Jy ! Clean residual min=-0.006660 max=0.006693 Jy/beam ! Clean residual mean=-0.000013 rms=0.002503 Jy/beam ! Combined flux in latest and established models = 1.36486 Jy selfcal ! Performing phase self-cal ! Adding 89 model components to the UV plane model. ! The established model now contains 343 components and 1.36486 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=0.093694Jy sigma=0.839051 ! Fit after self-cal, rms=0.093656Jy sigma=0.836329 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 = 0.00162817 Jy ! Component: 100 - total flux cleaned = 0.00327351 Jy ! Component: 150 - total flux cleaned = 0.00389176 Jy ! Component: 200 - total flux cleaned = 0.00523242 Jy ! Total flux subtracted in 200 components = 0.00523242 Jy ! Clean residual min=-0.004178 max=0.004183 Jy/beam ! Clean residual mean=-0.000005 rms=0.001560 Jy/beam ! Combined flux in latest and established models = 1.37009 Jy ! Performing phase self-cal ! Adding 83 model components to the UV plane model. ! The established model now contains 392 components and 1.37009 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=0.091264Jy sigma=0.804917 ! Fit after self-cal, rms=0.091243Jy sigma=0.804147 ! 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=0.091243Jy sigma=0.804147 ! Fit after self-cal, rms=0.091852Jy sigma=0.800313 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9113 mas, bmaj=2.668 mas, bpa=-75.99 degrees ! Estimated noise=0.774809 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00366157 Jy ! Component: 100 - total flux cleaned = 0.00477077 Jy ! Component: 150 - total flux cleaned = 0.00557893 Jy ! Component: 200 - total flux cleaned = 0.00575874 Jy ! Total flux subtracted in 200 components = 0.00575874 Jy ! Clean residual min=-0.002898 max=0.002900 Jy/beam ! Clean residual mean=-0.000004 rms=0.001035 Jy/beam ! Combined flux in latest and established models = 1.37585 Jy selfcal ! Performing phase self-cal ! Adding 72 model components to the UV plane model. ! The established model now contains 435 components and 1.37585 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=0.090726Jy sigma=0.786480 ! Fit after self-cal, rms=0.090743Jy sigma=0.786245 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 = -0.00101609 Jy ! Component: 100 - total flux cleaned = -0.000706711 Jy ! Component: 150 - total flux cleaned = -0.00144532 Jy ! Component: 200 - total flux cleaned = -0.00144119 Jy ! Total flux subtracted in 200 components = -0.00144119 Jy ! Clean residual min=-0.002272 max=0.002258 Jy/beam ! Clean residual mean=-0.000002 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 1.37441 Jy ! Performing phase self-cal ! Adding 75 model components to the UV plane model. ! The established model now contains 476 components and 1.37441 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=0.090128Jy sigma=0.779120 ! Fit after self-cal, rms=0.090118Jy sigma=0.778985 ! 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=0.090118Jy sigma=0.778985 ! Fit after self-cal, rms=0.089326Jy sigma=0.778662 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.4 mas, bmaj=3.846 mas, bpa=69.76 degrees ! Estimated noise=0.888033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000137107 Jy ! Component: 100 - total flux cleaned = -0.00105942 Jy ! Component: 150 - total flux cleaned = -0.0014923 Jy ! Component: 200 - total flux cleaned = -0.00177039 Jy ! Total flux subtracted in 200 components = -0.00177039 Jy ! Clean residual min=-0.002241 max=0.002235 Jy/beam ! Clean residual mean=-0.000001 rms=0.000791 Jy/beam ! Combined flux in latest and established models = 1.37264 Jy selfcal ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 516 components and 1.37264 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=0.089026Jy sigma=0.774049 ! Fit after self-cal, rms=0.089051Jy sigma=0.773684 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 = 2.02415e-05 Jy ! Component: 100 - total flux cleaned = -0.000224327 Jy ! Component: 150 - total flux cleaned = -0.000577061 Jy ! Component: 200 - total flux cleaned = -0.000918085 Jy ! Total flux subtracted in 200 components = -0.000918085 Jy ! Clean residual min=-0.001885 max=0.001877 Jy/beam ! Clean residual mean=-0.000000 rms=0.000657 Jy/beam ! Combined flux in latest and established models = 1.37172 Jy ! Performing phase self-cal ! Adding 60 model components to the UV plane model. ! The established model now contains 560 components and 1.37172 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=0.088861Jy sigma=0.770863 ! Fit after self-cal, rms=0.088927Jy sigma=0.770671 ! 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=0.9083 mas, bmaj=2.666 mas, bpa=-75.99 degrees ! Estimated noise=0.772422 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9083 x 2.666 at -75.99 degrees (North through East) ! Clean map min=-0.012132 max=0.25825 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=0.679 mas, bmaj=2.555 mas, bpa=-75.25 degrees ! Estimated noise=1.77839 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.18203 Jy ! Component: 100 - total flux cleaned = 0.31907 Jy ! Component: 150 - total flux cleaned = 0.436046 Jy ! Component: 200 - total flux cleaned = 0.537411 Jy ! Total flux subtracted in 200 components = 0.537411 Jy ! Clean residual min=-0.051074 max=0.062589 Jy/beam ! Clean residual mean=-0.000061 rms=0.020264 Jy/beam ! Combined flux in latest and established models = 0.537411 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 73 model components to the UV plane model. ! The established model now contains 73 components and 0.537411 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9083 mas, bmaj=2.666 mas, bpa=-75.99 degrees ! Estimated noise=0.772422 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 = 0.223658 Jy ! Component: 100 - total flux cleaned = 0.377472 Jy ! Component: 150 - total flux cleaned = 0.485742 Jy ! Component: 200 - total flux cleaned = 0.533764 Jy ! Total flux subtracted in 200 components = 0.533764 Jy ! Clean residual min=-0.045071 max=0.045652 Jy/beam ! Clean residual mean=-0.000102 rms=0.018125 Jy/beam ! Combined flux in latest and established models = 1.07118 Jy ! Adding 135 model components to the UV plane model. ! The established model now contains 188 components and 1.07118 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=2.4 mas, bmaj=3.846 mas, bpa=69.76 degrees ! Estimated noise=0.888033 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0350719 Jy ! Component: 100 - total flux cleaned = 0.0532773 Jy ! Component: 150 - total flux cleaned = 0.0613109 Jy ! Component: 200 - total flux cleaned = 0.0642269 Jy ! Total flux subtracted in 200 components = 0.0642269 Jy ! Clean residual min=-0.022943 max=0.023135 Jy/beam ! Clean residual mean=-0.000073 rms=0.011257 Jy/beam ! Combined flux in latest and established models = 1.1354 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 = 0.0127963 Jy ! Component: 100 - total flux cleaned = 0.0203484 Jy ! Component: 150 - total flux cleaned = 0.0336261 Jy ! Component: 200 - total flux cleaned = 0.0447485 Jy ! Total flux subtracted in 200 components = 0.0447485 Jy ! Clean residual min=-0.013372 max=0.013386 Jy/beam ! Clean residual mean=-0.000048 rms=0.005413 Jy/beam ! Combined flux in latest and established models = 1.18015 Jy ! Adding 220 model components to the UV plane model. ! The established model now contains 392 components and 1.18015 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9083 mas, bmaj=2.666 mas, bpa=-75.99 degrees ! Estimated noise=0.772422 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00681975 Jy ! Component: 100 - total flux cleaned = 0.00743125 Jy ! Component: 150 - total flux cleaned = 0.00738696 Jy ! Component: 200 - total flux cleaned = 0.00850515 Jy ! Total flux subtracted in 200 components = 0.00850515 Jy ! Clean residual min=-0.006091 max=0.006120 Jy/beam ! Clean residual mean=0.000001 rms=0.001994 Jy/beam ! Combined flux in latest and established models = 1.18866 Jy selfcal ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 443 components and 1.18866 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=0.094448Jy sigma=0.855263 ! Fit after self-cal, rms=0.093017Jy sigma=0.837543 wmodel J0834+5534_X_map.mod ! Writing 443 model components to file: J0834+5534_X_map.mod wobs J0834+5534_X_uvs.fits ! Writing UV FITS file: J0834+5534_X_uvs.fits wwins J0834+5534_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ![Exited script file: /opt64/bin/pima_mupet_01.dfm] ! wmap /vlbi/bp222/maps//J0834+5534_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9083 x 2.666 at -75.99 degrees (North through East) ! Clean map min=-0.018439 max=0.26184 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0834+5534_X_map.fits wmodel /vlbi/bp222/maps//J0834+5534_X_map.mod ! Writing 443 model components to file: /vlbi/bp222/maps//J0834+5534_X_map.mod wobs /vlbi/bp222/maps//J0834+5534_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0834+5534_X_uvs.fits wwins /vlbi/bp222/maps//J0834+5534_X_map.win ! wwins: No CLEAN windows to write. ! Error occured in command: wwins ! float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.261838 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00173786 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.99114 1.99114 3.98229 7.96457 15.9291 31.8583 63.7166 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0052 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.261 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 150.667 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0834+5534_X_dfm.log closed on Thu Sep 27 10:57:00 2018