! Started logfile: /vlbi/sb072/temp_maps//J0902-1415_C_dfm.log on Tue Mar 5 22:52:52 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J0902-1415_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0902-1415_C_uva.fits ! AN table 1: 4 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0902-1415 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 480 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! 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 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0902-1415_C] 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 0.300x0.300 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.216049Jy sigma=51.749292 ! Fit after self-cal, rms=0.480869Jy sigma=19.378207 ! 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=1.432 mas, bmaj=7.993 mas, bpa=21.53 degrees ! Estimated noise=1.10497 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 = 0.431448 Jy ! Component: 100 - total flux cleaned = 0.629592 Jy ! Total flux subtracted in 100 components = 0.629592 Jy ! Clean residual min=-0.066941 max=0.093899 Jy/beam ! Clean residual mean=0.000045 rms=0.021405 Jy/beam ! Combined flux in latest and established models = 0.629592 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.629592 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. ! ! Fit before self-cal, rms=0.263642Jy sigma=10.933427 ! Fit after self-cal, rms=0.263838Jy sigma=10.928547 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.859 mas, bmaj=8.061 mas, bpa=20.53 degrees ! Estimated noise=0.839237 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 = 0.156459 Jy ! Component: 100 - total flux cleaned = 0.233251 Jy ! Component: 150 - total flux cleaned = 0.27657 Jy ! Component: 200 - total flux cleaned = 0.303727 Jy ! Total flux subtracted in 200 components = 0.303727 Jy ! Clean residual min=-0.064286 max=0.090422 Jy/beam ! Clean residual mean=0.000085 rms=0.023479 Jy/beam ! Combined flux in latest and established models = 0.933319 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 36 components and 0.933319 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. ! ! Fit before self-cal, rms=0.158856Jy sigma=6.076175 ! Fit after self-cal, rms=0.156782Jy sigma=6.054687 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.859 x 8.061 at 20.53 degrees (North through East) ! Clean map min=-0.062041 max=0.59505 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.14 LA 0.93 NL 1.06 OV 0.97 ! PT 0.89 SC 1.07 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.13 LA 0.95 NL 1.03 OV 0.97 ! PT 0.89 SC 1.02 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 LA 0.95 NL 1.04 OV 0.96 ! PT 0.89 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 LA 0.94 NL 1.05 OV 0.97 ! PT 0.88 SC 1.00 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 LA 0.95 NL 1.06 OV 0.99 ! PT 0.91 SC 0.93 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 LA 0.98 NL 1.04 OV 1.00 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 LA 0.97 NL 1.05 OV 1.00 ! PT 0.94 SC 0.95 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.09 LA 0.96 NL 1.06 OV 1.02 ! PT 0.93 SC 0.95 ! ! ! Fit before self-cal, rms=0.156782Jy sigma=6.054687 ! Fit after self-cal, rms=0.149473Jy sigma=5.496619 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.842 mas, bmaj=8.249 mas, bpa=20.61 degrees ! Estimated noise=0.825651 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 = -0.0140419 Jy ! Component: 100 - total flux cleaned = -0.0162881 Jy ! Component: 150 - total flux cleaned = -0.0187535 Jy ! Component: 200 - total flux cleaned = -0.0205691 Jy ! Total flux subtracted in 200 components = -0.0205691 Jy ! Clean residual min=-0.049593 max=0.085570 Jy/beam ! Clean residual mean=0.000032 rms=0.019738 Jy/beam ! Combined flux in latest and established models = 0.91275 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 53 components and 0.91275 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. ! ! Fit before self-cal, rms=0.145024Jy sigma=5.370447 ! Fit after self-cal, rms=0.145125Jy sigma=5.365649 ! 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. ! ! Fit before self-cal, rms=0.145125Jy sigma=5.365649 ! Fit after self-cal, rms=0.145890Jy sigma=5.350544 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.838 mas, bmaj=8.294 mas, bpa=20.63 degrees ! Estimated noise=0.821849 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0128407 Jy ! Component: 100 - total flux cleaned = -0.0155114 Jy ! Component: 150 - total flux cleaned = -0.0167825 Jy ! Component: 200 - total flux cleaned = -0.0180138 Jy ! Total flux subtracted in 200 components = -0.0180138 Jy ! Clean residual min=-0.047094 max=0.083367 Jy/beam ! Clean residual mean=0.000032 rms=0.019282 Jy/beam ! Combined flux in latest and established models = 0.894736 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 64 components and 0.894736 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. ! ! Fit before self-cal, rms=0.142346Jy sigma=5.276422 ! Fit after self-cal, rms=0.142237Jy sigma=5.275678 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 (1.5, -21.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.079965 Jy ! Component: 100 - total flux cleaned = 0.117971 Jy ! Component: 150 - total flux cleaned = 0.140962 Jy ! Component: 200 - total flux cleaned = 0.156845 Jy ! Total flux subtracted in 200 components = 0.156845 Jy ! Clean residual min=-0.028167 max=0.025553 Jy/beam ! Clean residual mean=0.000006 rms=0.008368 Jy/beam ! Combined flux in latest and established models = 1.05158 Jy ! Performing phase self-cal ! Adding 52 model components to the UV plane model. ! The established model now contains 113 components and 1.05158 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. ! ! Fit before self-cal, rms=0.079739Jy sigma=2.517856 ! Fit after self-cal, rms=0.072961Jy sigma=2.417070 ! 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. ! ! Fit before self-cal, rms=0.072961Jy sigma=2.417070 ! Fit after self-cal, rms=0.064207Jy sigma=2.201191 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.85 mas, bmaj=8.3 mas, bpa=20.59 degrees ! Estimated noise=0.806925 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0233535 Jy ! Component: 100 - total flux cleaned = 0.0350215 Jy ! Component: 150 - total flux cleaned = 0.0376822 Jy ! Component: 200 - total flux cleaned = 0.0388513 Jy ! Total flux subtracted in 200 components = 0.0388513 Jy ! Clean residual min=-0.016651 max=0.016936 Jy/beam ! Clean residual mean=0.000004 rms=0.005629 Jy/beam ! Combined flux in latest and established models = 1.09043 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 144 components and 1.09043 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. ! ! Fit before self-cal, rms=0.051855Jy sigma=1.703588 ! Fit after self-cal, rms=0.048962Jy sigma=1.634867 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 = 0.00891528 Jy ! Component: 100 - total flux cleaned = 0.0121411 Jy ! Component: 150 - total flux cleaned = 0.013095 Jy ! Component: 200 - total flux cleaned = 0.0132752 Jy ! Total flux subtracted in 200 components = 0.0132752 Jy ! Clean residual min=-0.016593 max=0.015859 Jy/beam ! Clean residual mean=0.000001 rms=0.005130 Jy/beam ! Combined flux in latest and established models = 1.10371 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 176 components and 1.10371 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. ! ! Fit before self-cal, rms=0.046033Jy sigma=1.533457 ! Fit after self-cal, rms=0.045502Jy sigma=1.522434 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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. ! ! Fit before self-cal, rms=0.045502Jy sigma=1.522434 ! Fit after self-cal, rms=0.042769Jy sigma=1.398613 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.194 mas, bmaj=9.913 mas, bpa=3.929 degrees ! Estimated noise=0.958625 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0127288 Jy ! Component: 100 - total flux cleaned = 0.0159078 Jy ! Component: 150 - total flux cleaned = 0.0165052 Jy ! Component: 200 - total flux cleaned = 0.0165102 Jy ! Total flux subtracted in 200 components = 0.0165102 Jy ! Clean residual min=-0.016178 max=0.017516 Jy/beam ! Clean residual mean=0.000005 rms=0.006459 Jy/beam ! Combined flux in latest and established models = 1.12022 Jy selfcal ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 202 components and 1.12022 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. ! ! Fit before self-cal, rms=0.039540Jy sigma=1.276157 ! Fit after self-cal, rms=0.038521Jy sigma=1.242886 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 = 0.00149299 Jy ! Component: 100 - total flux cleaned = 0.00145266 Jy ! Component: 150 - total flux cleaned = 0.00169326 Jy ! Component: 200 - total flux cleaned = 0.00191768 Jy ! Total flux subtracted in 200 components = 0.00191768 Jy ! Clean residual min=-0.015425 max=0.016286 Jy/beam ! Clean residual mean=0.000004 rms=0.006015 Jy/beam ! Combined flux in latest and established models = 1.12214 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 229 components and 1.12214 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. ! ! Fit before self-cal, rms=0.037798Jy sigma=1.204265 ! Fit after self-cal, rms=0.037550Jy sigma=1.197009 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.857 mas, bmaj=8.311 mas, bpa=20.56 degrees ! Estimated noise=0.806135 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.857 x 8.311 at 20.56 degrees (North through East) ! Clean map min=-0.02378 max=0.5909 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.037550Jy sigma=1.197009 ! Fit after self-cal, rms=0.035327Jy sigma=1.095216 ! Inverting map and beam ! Estimated beam: bmin=1.865 mas, bmaj=8.314 mas, bpa=20.53 degrees ! Estimated noise=0.808295 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00623888 Jy ! Component: 100 - total flux cleaned = 0.00855447 Jy ! Component: 150 - total flux cleaned = 0.00975059 Jy ! Component: 200 - total flux cleaned = 0.0097473 Jy ! Total flux subtracted in 200 components = 0.0097473 Jy ! Clean residual min=-0.009233 max=0.009578 Jy/beam ! Clean residual mean=0.000002 rms=0.003009 Jy/beam ! Combined flux in latest and established models = 1.13188 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 261 components and 1.13188 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. ! ! Fit before self-cal, rms=0.033838Jy sigma=1.027922 ! Fit after self-cal, rms=0.033488Jy sigma=1.016448 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00103798 Jy ! Component: 100 - total flux cleaned = 0.001619 Jy ! Component: 150 - total flux cleaned = 0.00203977 Jy ! Component: 200 - total flux cleaned = 0.00217158 Jy ! Total flux subtracted in 200 components = 0.00217158 Jy ! Clean residual min=-0.008856 max=0.009116 Jy/beam ! Clean residual mean=0.000001 rms=0.002887 Jy/beam ! Combined flux in latest and established models = 1.13405 Jy ! Performing phase self-cal ! Adding 46 model components to the UV plane model. ! The established model now contains 286 components and 1.13405 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. ! ! Fit before self-cal, rms=0.033071Jy sigma=0.996031 ! Fit after self-cal, rms=0.033012Jy sigma=0.992145 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.033012Jy sigma=0.992145 ! Fit after self-cal, rms=0.032848Jy sigma=0.963801 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=1.43 mas, bmaj=8.212 mas, bpa=21.47 degrees ! Estimated noise=1.08472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.423353 Jy ! Component: 100 - total flux cleaned = 0.617392 Jy ! Component: 150 - total flux cleaned = 0.72105 Jy ! Component: 200 - total flux cleaned = 0.786345 Jy ! Total flux subtracted in 200 components = 0.786345 Jy ! Clean residual min=-0.040793 max=0.043938 Jy/beam ! Clean residual mean=0.000015 rms=0.012741 Jy/beam ! Combined flux in latest and established models = 0.786344 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 32 model components to the UV plane model. ! The established model now contains 32 components and 0.786344 Jy ! Inverting map and beam ! Estimated beam: bmin=1.87 mas, bmaj=8.318 mas, bpa=20.51 degrees ! Estimated noise=0.809612 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 = 0.0859471 Jy ! Component: 100 - total flux cleaned = 0.149283 Jy ! Component: 150 - total flux cleaned = 0.197778 Jy ! Component: 200 - total flux cleaned = 0.235265 Jy ! Total flux subtracted in 200 components = 0.235265 Jy ! Clean residual min=-0.027859 max=0.026074 Jy/beam ! Clean residual mean=0.000029 rms=0.009314 Jy/beam ! Combined flux in latest and established models = 1.02161 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 87 components and 1.02161 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.218 mas, bmaj=9.929 mas, bpa=3.828 degrees ! Estimated noise=0.955603 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.041771 Jy ! Component: 100 - total flux cleaned = 0.0699013 Jy ! Component: 150 - total flux cleaned = 0.0896234 Jy ! Component: 200 - total flux cleaned = 0.0994701 Jy ! Total flux subtracted in 200 components = 0.0994701 Jy ! Clean residual min=-0.021877 max=0.017016 Jy/beam ! Clean residual mean=0.000013 rms=0.006540 Jy/beam ! Combined flux in latest and established models = 1.12108 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 = 0.00443236 Jy ! Component: 100 - total flux cleaned = 0.0079935 Jy ! Component: 150 - total flux cleaned = 0.0108882 Jy ! Component: 200 - total flux cleaned = 0.0130793 Jy ! Total flux subtracted in 200 components = 0.0130793 Jy ! Clean residual min=-0.018584 max=0.014588 Jy/beam ! Clean residual mean=0.000007 rms=0.005716 Jy/beam ! Combined flux in latest and established models = 1.13416 Jy ! Adding 77 model components to the UV plane model. ! The established model now contains 156 components and 1.13416 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.87 mas, bmaj=8.318 mas, bpa=20.51 degrees ! Estimated noise=0.809612 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00330346 Jy ! Component: 100 - total flux cleaned = 0.00427448 Jy ! Component: 150 - total flux cleaned = 0.0047051 Jy ! Component: 200 - total flux cleaned = 0.00525569 Jy ! Total flux subtracted in 200 components = 0.00525569 Jy ! Clean residual min=-0.012658 max=0.010302 Jy/beam ! Clean residual mean=0.000004 rms=0.003447 Jy/beam ! Combined flux in latest and established models = 1.13941 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 185 components and 1.13941 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. ! ! Fit before self-cal, rms=0.035948Jy sigma=1.159142 ! Fit after self-cal, rms=0.036170Jy sigma=1.153822 wmodel J0902-1415_C_map.mod ! Writing 185 model components to file: J0902-1415_C_map.mod wobs J0902-1415_C_uvs.fits ! Writing UV FITS file: J0902-1415_C_uvs.fits wwins J0902-1415_C_map.win ! wwins: Wrote 2 windows to J0902-1415_C_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 = -0.0039135 Jy ! Component: 100 - total flux cleaned = -0.00457872 Jy ! Component: 150 - total flux cleaned = -0.00500601 Jy ! Component: 200 - total flux cleaned = -0.00562617 Jy ! Component: 250 - total flux cleaned = -0.00650453 Jy ! Component: 300 - total flux cleaned = -0.00650748 Jy ! Component: 350 - total flux cleaned = -0.00632238 Jy ! Component: 400 - total flux cleaned = -0.00598048 Jy ! Component: 450 - total flux cleaned = -0.00550539 Jy ! Component: 500 - total flux cleaned = -0.00498738 Jy ! Component: 550 - total flux cleaned = -0.00470668 Jy ! Component: 600 - total flux cleaned = -0.00431094 Jy ! Component: 650 - total flux cleaned = -0.00424927 Jy ! Component: 700 - total flux cleaned = -0.00436225 Jy ! Component: 750 - total flux cleaned = -0.00425109 Jy ! Component: 800 - total flux cleaned = -0.00420014 Jy ! Component: 850 - total flux cleaned = -0.00415501 Jy ! Component: 900 - total flux cleaned = -0.00424976 Jy ! Component: 950 - total flux cleaned = -0.00407238 Jy ! Component: 1000 - total flux cleaned = -0.00407223 Jy ! Component: 1050 - total flux cleaned = -0.00395207 Jy ! Component: 1100 - total flux cleaned = -0.00391558 Jy ! Component: 1150 - total flux cleaned = -0.00391727 Jy ! Component: 1200 - total flux cleaned = -0.00381182 Jy ! Component: 1250 - total flux cleaned = -0.00370948 Jy ! Component: 1300 - total flux cleaned = -0.00354615 Jy ! Component: 1350 - total flux cleaned = -0.0034846 Jy ! Component: 1400 - total flux cleaned = -0.00345464 Jy ! Component: 1450 - total flux cleaned = -0.00336719 Jy ! Component: 1500 - total flux cleaned = -0.00339581 Jy ! Component: 1550 - total flux cleaned = -0.00339574 Jy ! Component: 1600 - total flux cleaned = -0.0034483 Jy ! Component: 1650 - total flux cleaned = -0.00337005 Jy ! Component: 1700 - total flux cleaned = -0.00337102 Jy ! Component: 1750 - total flux cleaned = -0.00339559 Jy ! Component: 1800 - total flux cleaned = -0.00329854 Jy ! Component: 1850 - total flux cleaned = -0.00322776 Jy ! Component: 1900 - total flux cleaned = -0.00325098 Jy ! Component: 1950 - total flux cleaned = -0.0031369 Jy ! Component: 2000 - total flux cleaned = -0.00304746 Jy ! Component: 2050 - total flux cleaned = -0.00300334 Jy ! Component: 2100 - total flux cleaned = -0.00293778 Jy ! Component: 2150 - total flux cleaned = -0.00285222 Jy ! Component: 2200 - total flux cleaned = -0.00276828 Jy ! Component: 2250 - total flux cleaned = -0.00272675 Jy ! Component: 2300 - total flux cleaned = -0.0026856 Jy ! Component: 2350 - total flux cleaned = -0.00268549 Jy ! Component: 2400 - total flux cleaned = -0.00274617 Jy ! Component: 2450 - total flux cleaned = -0.002746 Jy ! Component: 2500 - total flux cleaned = -0.00276606 Jy ! Component: 2550 - total flux cleaned = -0.00276591 Jy ! Component: 2600 - total flux cleaned = -0.00280562 Jy ! Component: 2650 - total flux cleaned = -0.00282537 Jy ! Component: 2700 - total flux cleaned = -0.00286452 Jy ! Component: 2750 - total flux cleaned = -0.00290349 Jy ! Component: 2800 - total flux cleaned = -0.00296198 Jy ! Component: 2850 - total flux cleaned = -0.00298131 Jy ! Component: 2900 - total flux cleaned = -0.00303965 Jy ! Component: 2950 - total flux cleaned = -0.00305883 Jy ! Component: 3000 - total flux cleaned = -0.00305872 Jy ! Component: 3050 - total flux cleaned = -0.00311671 Jy ! Component: 3100 - total flux cleaned = -0.00311655 Jy ! Component: 3150 - total flux cleaned = -0.00315524 Jy ! Component: 3200 - total flux cleaned = -0.00313589 Jy ! Component: 3250 - total flux cleaned = -0.0031551 Jy ! Component: 3300 - total flux cleaned = -0.00317414 Jy ! Component: 3350 - total flux cleaned = -0.00321279 Jy ! Component: 3400 - total flux cleaned = -0.00323211 Jy ! Component: 3450 - total flux cleaned = -0.00325146 Jy ! Component: 3500 - total flux cleaned = -0.00327078 Jy ! Component: 3550 - total flux cleaned = -0.00330948 Jy ! Component: 3600 - total flux cleaned = -0.00336767 Jy ! Component: 3650 - total flux cleaned = -0.00338711 Jy ! Component: 3700 - total flux cleaned = -0.00342628 Jy ! Component: 3750 - total flux cleaned = -0.00344577 Jy ! Component: 3800 - total flux cleaned = -0.00350458 Jy ! Component: 3850 - total flux cleaned = -0.00356339 Jy ! Component: 3900 - total flux cleaned = -0.00358312 Jy ! Component: 3950 - total flux cleaned = -0.00362269 Jy ! Component: 4000 - total flux cleaned = -0.00366258 Jy ! Component: 4050 - total flux cleaned = -0.00368291 Jy ! Total flux subtracted in 4096 components = -0.00368291 Jy ! Clean residual min=-0.001061 max=0.001105 Jy/beam ! Clean residual mean=-0.000000 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 1.13573 Jy keep ! Adding 383 model components to the UV plane model. ! The established model now contains 568 components and 1.13573 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0902-1415_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.87 x 8.318 at 20.51 degrees (North through East) ! Clean map min=-0.0038608 max=0.60407 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0902-1415_C_map.fits wmodel /vlbi/sb072/temp_maps//J0902-1415_C_map.mod ! Writing 568 model components to file: /vlbi/sb072/temp_maps//J0902-1415_C_map.mod wobs /vlbi/sb072/temp_maps//J0902-1415_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0902-1415_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0902-1415_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J0902-1415_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.604068 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000353135 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.175379 0.175379 0.350757 0.701514 1.40303 2.80606 5.61212 11.2242 22.4485 44.8969 89.7938 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.604 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1710.58 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0902-1415_C_dfm.log closed on Tue Mar 5 22:52:56 2019