! Started logfile: /vlbi/sb072/temp_maps//J1457-4642_C_dfm.log on Fri Jan 25 19:34:50 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//J1457-4642_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1457-4642_C_uva.fits ! AN table 1: 19 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1457-4642 ! ! 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 94 lines of history. ! ! Reading 2280 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 J1457-4642_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=1.002232Jy sigma=20.594731 ! Fit after self-cal, rms=0.963038Jy sigma=19.750880 ! 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=1.032 mas, bmaj=3.299 mas, bpa=-6.18 degrees ! Estimated noise=1.44183 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 = 0.02616 Jy ! Component: 100 - total flux cleaned = 0.0345372 Jy ! Total flux subtracted in 100 components = 0.0345372 Jy ! Clean residual min=-0.006322 max=0.005501 Jy/beam ! Clean residual mean=0.000004 rms=0.001653 Jy/beam ! Combined flux in latest and established models = 0.0345372 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0345372 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=0.049434Jy sigma=0.956481 ! Fit after self-cal, rms=0.048428Jy sigma=0.932258 ! 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=1.368 mas, bmaj=3.982 mas, bpa=-6.004 degrees ! Estimated noise=0.736789 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 = 0.0080273 Jy ! Component: 100 - total flux cleaned = 0.0115347 Jy ! Component: 150 - total flux cleaned = 0.0133312 Jy ! Component: 200 - total flux cleaned = 0.0142778 Jy ! Total flux subtracted in 200 components = 0.0142778 Jy ! Clean residual min=-0.004303 max=0.004504 Jy/beam ! Clean residual mean=-0.000016 rms=0.001412 Jy/beam ! Combined flux in latest and established models = 0.048815 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 20 components and 0.048815 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=0.047259Jy sigma=0.905039 ! Fit after self-cal, rms=0.047220Jy sigma=0.904568 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.368 x 3.982 at -6.004 degrees (North through East) ! Clean map min=-0.0041789 max=0.035779 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! KP 1.17 LA 0.68 MK 0.91 OV 0.76 ! PT 0.77 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! KP 1.23 LA 0.64 MK 0.98 OV 0.88 ! PT 0.80 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! KP 1.06 LA 0.77 MK 1.04 OV 1.14 ! PT 0.97 SC 1.13 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! KP 1.35 LA 0.95 MK 0.84 OV 1.36 ! PT 0.82 SC 1.15 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! KP 1.18 LA 0.96 MK 0.94 OV 1.30 ! PT 0.95 SC 0.91 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! KP 1.30 LA 1.07 MK 1.00 OV 1.19 ! PT 1.00 SC 0.97 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! KP 1.26 LA 1.20 MK 1.19 OV 1.36 ! PT 0.83 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! KP 1.12 LA 0.98 MK 1.26 OV 1.18 ! PT 0.95 SC 1.15 ! ! ! Fit before self-cal, rms=0.047220Jy sigma=0.904568 ! Fit after self-cal, rms=0.044388Jy sigma=0.868052 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.391 mas, bmaj=4.003 mas, bpa=-6.499 degrees ! Estimated noise=0.739965 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 = -0.00021721 Jy ! Component: 100 - total flux cleaned = -0.000260528 Jy ! Component: 150 - total flux cleaned = -0.000260039 Jy ! Component: 200 - total flux cleaned = -0.000259467 Jy ! Total flux subtracted in 200 components = -0.000259467 Jy ! Clean residual min=-0.002293 max=0.003275 Jy/beam ! Clean residual mean=-0.000000 rms=0.000674 Jy/beam ! Combined flux in latest and established models = 0.0485555 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 27 components and 0.0485555 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=0.044361Jy sigma=0.867755 ! Fit after self-cal, rms=0.044851Jy sigma=0.863572 ! Inverting map ! Added new window around map position (9.3, 1.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00214919 Jy ! Component: 100 - total flux cleaned = 0.00225535 Jy ! Component: 150 - total flux cleaned = 0.00256575 Jy ! Component: 200 - total flux cleaned = 0.002792 Jy ! Total flux subtracted in 200 components = 0.002792 Jy ! Clean residual min=-0.002204 max=0.002699 Jy/beam ! Clean residual mean=-0.000004 rms=0.000567 Jy/beam ! Combined flux in latest and established models = 0.0513475 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 0.0513475 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=0.044602Jy sigma=0.859730 ! Fit after self-cal, rms=0.044656Jy sigma=0.858333 ! Inverting map ! Added new window around map position (35.7, -50.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00143565 Jy ! Component: 100 - total flux cleaned = 0.00179009 Jy ! Component: 150 - total flux cleaned = 0.00189912 Jy ! Component: 200 - total flux cleaned = 0.00216649 Jy ! Total flux subtracted in 200 components = 0.00216649 Jy ! Clean residual min=-0.001993 max=0.002025 Jy/beam ! Clean residual mean=-0.000004 rms=0.000496 Jy/beam ! Combined flux in latest and established models = 0.053514 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 63 components and 0.053514 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=0.044320Jy sigma=0.854558 ! Fit after self-cal, rms=0.044295Jy sigma=0.853241 ! 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=0.044295Jy sigma=0.853241 ! Fit after self-cal, rms=0.044678Jy sigma=0.852271 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.404 mas, bmaj=4.018 mas, bpa=-6.677 degrees ! Estimated noise=0.740405 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000854873 Jy ! Component: 100 - total flux cleaned = 0.00122348 Jy ! Component: 150 - total flux cleaned = 0.00147869 Jy ! Component: 200 - total flux cleaned = 0.00155268 Jy ! Total flux subtracted in 200 components = 0.00155268 Jy ! Clean residual min=-0.001793 max=0.002146 Jy/beam ! Clean residual mean=-0.000001 rms=0.000466 Jy/beam ! Combined flux in latest and established models = 0.0550667 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 70 components and 0.0550667 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=0.044505Jy sigma=0.850493 ! Fit after self-cal, rms=0.044605Jy sigma=0.849868 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 (13.5, 73.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00178574 Jy ! Component: 100 - total flux cleaned = 0.00238524 Jy ! Component: 150 - total flux cleaned = 0.00279861 Jy ! Component: 200 - total flux cleaned = 0.00307985 Jy ! Total flux subtracted in 200 components = 0.00307985 Jy ! Clean residual min=-0.001789 max=0.001564 Jy/beam ! Clean residual mean=-0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0581465 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 80 components and 0.0581465 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=0.044475Jy sigma=0.847604 ! Fit after self-cal, rms=0.044475Jy sigma=0.847074 ! 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=0.044475Jy sigma=0.847074 ! Fit after self-cal, rms=0.045771Jy sigma=0.847066 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.408 mas, bmaj=4.029 mas, bpa=-6.533 degrees ! Estimated noise=0.755423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000634293 Jy ! Component: 100 - total flux cleaned = 0.00114236 Jy ! Component: 150 - total flux cleaned = 0.00157248 Jy ! Component: 200 - total flux cleaned = 0.00187981 Jy ! Total flux subtracted in 200 components = 0.00187981 Jy ! Clean residual min=-0.001792 max=0.001665 Jy/beam ! Clean residual mean=-0.000001 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0600263 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 87 components and 0.0600263 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=0.045688Jy sigma=0.845971 ! Fit after self-cal, rms=0.045733Jy sigma=0.845716 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 = 0.000324168 Jy ! Component: 100 - total flux cleaned = 0.000669483 Jy ! Component: 150 - total flux cleaned = 0.000887437 Jy ! Component: 200 - total flux cleaned = 0.00108232 Jy ! Total flux subtracted in 200 components = 0.00108232 Jy ! Clean residual min=-0.001798 max=0.001679 Jy/beam ! Clean residual mean=-0.000001 rms=0.000382 Jy/beam ! Combined flux in latest and established models = 0.0611086 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 96 components and 0.0611086 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=0.045686Jy sigma=0.845166 ! Fit after self-cal, rms=0.045688Jy sigma=0.845102 ! 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=0.045688Jy sigma=0.845102 ! Fit after self-cal, rms=0.046342Jy sigma=0.845094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.756 mas, bmaj=13.12 mas, bpa=-6.848 degrees ! Estimated noise=1.01686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000389186 Jy ! Component: 100 - total flux cleaned = 0.00060094 Jy ! Component: 150 - total flux cleaned = 0.00080042 Jy ! Component: 200 - total flux cleaned = 0.000972314 Jy ! Total flux subtracted in 200 components = 0.000972314 Jy ! Clean residual min=-0.000955 max=0.001285 Jy/beam ! Clean residual mean=-0.000002 rms=0.000373 Jy/beam ! Combined flux in latest and established models = 0.0620809 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 106 components and 0.0620809 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=0.046325Jy sigma=0.844908 ! Fit after self-cal, rms=0.046328Jy sigma=0.844829 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 = 0.000258717 Jy ! Component: 100 - total flux cleaned = 0.000440195 Jy ! Component: 150 - total flux cleaned = 0.000593289 Jy ! Component: 200 - total flux cleaned = 0.000715257 Jy ! Total flux subtracted in 200 components = 0.000715257 Jy ! Clean residual min=-0.000862 max=0.001167 Jy/beam ! Clean residual mean=-0.000002 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.0627962 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 110 components and 0.0627962 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=0.046319Jy sigma=0.844754 ! Fit after self-cal, rms=0.046320Jy sigma=0.844735 ! 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=1.408 mas, bmaj=4.03 mas, bpa=-6.525 degrees ! Estimated noise=0.766791 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.408 x 4.03 at -6.525 degrees (North through East) ! Clean map min=-0.0047189 max=0.036245 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=1.04 mas, bmaj=3.311 mas, bpa=-6.667 degrees ! Estimated noise=1.57306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0277328 Jy ! Component: 100 - total flux cleaned = 0.0310408 Jy ! Component: 150 - total flux cleaned = 0.0345704 Jy ! Component: 200 - total flux cleaned = 0.0370905 Jy ! Total flux subtracted in 200 components = 0.0370905 Jy ! Clean residual min=-0.005010 max=0.005935 Jy/beam ! Clean residual mean=-0.000001 rms=0.001455 Jy/beam ! Combined flux in latest and established models = 0.0370905 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 24 model components to the UV plane model. ! The established model now contains 24 components and 0.0370905 Jy ! Inverting map and beam ! Estimated beam: bmin=1.408 mas, bmaj=4.03 mas, bpa=-6.525 degrees ! Estimated noise=0.766791 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) ! Added new window around map position (-0.6, 11.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00731372 Jy ! Component: 100 - total flux cleaned = 0.0111514 Jy ! Component: 150 - total flux cleaned = 0.0139743 Jy ! Component: 200 - total flux cleaned = 0.0156298 Jy ! Total flux subtracted in 200 components = 0.0156298 Jy ! Clean residual min=-0.002455 max=0.001886 Jy/beam ! Clean residual mean=0.000002 rms=0.000664 Jy/beam ! Combined flux in latest and established models = 0.0527203 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 51 components and 0.0527203 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=4.756 mas, bmaj=13.12 mas, bpa=-6.848 degrees ! Estimated noise=1.01686 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00242745 Jy ! Component: 100 - total flux cleaned = 0.0038877 Jy ! Component: 150 - total flux cleaned = 0.00504352 Jy ! Component: 200 - total flux cleaned = 0.0059764 Jy ! Total flux subtracted in 200 components = 0.0059764 Jy ! Clean residual min=-0.001610 max=0.001557 Jy/beam ! Clean residual mean=-0.000001 rms=0.000584 Jy/beam ! Combined flux in latest and established models = 0.0586967 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 = 0.000754453 Jy ! Component: 100 - total flux cleaned = 0.00136761 Jy ! Component: 150 - total flux cleaned = 0.00186764 Jy ! Component: 200 - total flux cleaned = 0.00218435 Jy ! Total flux subtracted in 200 components = 0.00218435 Jy ! Clean residual min=-0.001200 max=0.001429 Jy/beam ! Clean residual mean=-0.000002 rms=0.000476 Jy/beam ! Combined flux in latest and established models = 0.0608811 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 88 components and 0.0608811 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.408 mas, bmaj=4.03 mas, bpa=-6.525 degrees ! Estimated noise=0.766791 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000417314 Jy ! Component: 100 - total flux cleaned = 0.000788258 Jy ! Component: 150 - total flux cleaned = 0.00096739 Jy ! Component: 200 - total flux cleaned = 0.00103152 Jy ! Total flux subtracted in 200 components = 0.00103152 Jy ! Clean residual min=-0.001914 max=0.001698 Jy/beam ! Clean residual mean=-0.000001 rms=0.000403 Jy/beam ! Combined flux in latest and established models = 0.0619126 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 102 components and 0.0619126 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=0.046329Jy sigma=0.845055 ! Fit after self-cal, rms=0.046308Jy sigma=0.844605 wmodel J1457-4642_C_map.mod ! Writing 102 model components to file: J1457-4642_C_map.mod wobs J1457-4642_C_uvs.fits ! Writing UV FITS file: J1457-4642_C_uvs.fits wwins J1457-4642_C_map.win ! wwins: Wrote 5 windows to J1457-4642_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 = -9.65492e-05 Jy ! Component: 100 - total flux cleaned = -0.000306517 Jy ! Component: 150 - total flux cleaned = -0.000357998 Jy ! Component: 200 - total flux cleaned = -0.000196937 Jy ! Component: 250 - total flux cleaned = -2.16287e-05 Jy ! Component: 300 - total flux cleaned = 2.03975e-05 Jy ! Component: 350 - total flux cleaned = 4.07093e-05 Jy ! Component: 400 - total flux cleaned = 9.90756e-05 Jy ! Component: 450 - total flux cleaned = 0.000137108 Jy ! Component: 500 - total flux cleaned = 0.000174209 Jy ! Component: 550 - total flux cleaned = 0.000228726 Jy ! Component: 600 - total flux cleaned = 0.000317356 Jy ! Component: 650 - total flux cleaned = 0.000438987 Jy ! Component: 700 - total flux cleaned = 0.000524325 Jy ! Component: 750 - total flux cleaned = 0.000624933 Jy ! Component: 800 - total flux cleaned = 0.000740177 Jy ! Component: 850 - total flux cleaned = 0.000869354 Jy ! Component: 900 - total flux cleaned = 0.000965013 Jy ! Component: 950 - total flux cleaned = 0.00109073 Jy ! Component: 1000 - total flux cleaned = 0.00119943 Jy ! Component: 1050 - total flux cleaned = 0.00129152 Jy ! Component: 1100 - total flux cleaned = 0.00142799 Jy ! Component: 1150 - total flux cleaned = 0.00150285 Jy ! Component: 1200 - total flux cleaned = 0.00162156 Jy ! Component: 1250 - total flux cleaned = 0.00170956 Jy ! Component: 1300 - total flux cleaned = 0.00181137 Jy ! Component: 1350 - total flux cleaned = 0.00192623 Jy ! Component: 1400 - total flux cleaned = 0.00198328 Jy ! Component: 1450 - total flux cleaned = 0.00203962 Jy ! Component: 1500 - total flux cleaned = 0.00210975 Jy ! Component: 1550 - total flux cleaned = 0.00216543 Jy ! Component: 1600 - total flux cleaned = 0.00226232 Jy ! Component: 1650 - total flux cleaned = 0.00230363 Jy ! Component: 1700 - total flux cleaned = 0.00237233 Jy ! Component: 1750 - total flux cleaned = 0.00241338 Jy ! Component: 1800 - total flux cleaned = 0.00245429 Jy ! Component: 1850 - total flux cleaned = 0.00249521 Jy ! Component: 1900 - total flux cleaned = 0.0025225 Jy ! Component: 1950 - total flux cleaned = 0.00254971 Jy ! Component: 2000 - total flux cleaned = 0.00263154 Jy ! Component: 2050 - total flux cleaned = 0.00265886 Jy ! Component: 2100 - total flux cleaned = 0.00267249 Jy ! Component: 2150 - total flux cleaned = 0.00268622 Jy ! Component: 2200 - total flux cleaned = 0.00271373 Jy ! Component: 2250 - total flux cleaned = 0.00271376 Jy ! Component: 2300 - total flux cleaned = 0.0027553 Jy ! Component: 2350 - total flux cleaned = 0.00276918 Jy ! Component: 2400 - total flux cleaned = 0.00279714 Jy ! Component: 2450 - total flux cleaned = 0.00279724 Jy ! Component: 2500 - total flux cleaned = 0.0028254 Jy ! Component: 2550 - total flux cleaned = 0.00283959 Jy ! Component: 2600 - total flux cleaned = 0.00288242 Jy ! Component: 2650 - total flux cleaned = 0.00289682 Jy ! Component: 2700 - total flux cleaned = 0.00291128 Jy ! Component: 2750 - total flux cleaned = 0.0029838 Jy ! Component: 2800 - total flux cleaned = 0.0030569 Jy ! Component: 2850 - total flux cleaned = 0.00311598 Jy ! Component: 2900 - total flux cleaned = 0.00319035 Jy ! Component: 2950 - total flux cleaned = 0.00322045 Jy ! Component: 3000 - total flux cleaned = 0.00328134 Jy ! Component: 3050 - total flux cleaned = 0.00332755 Jy ! Component: 3100 - total flux cleaned = 0.00334292 Jy ! Component: 3150 - total flux cleaned = 0.00340597 Jy ! Component: 3200 - total flux cleaned = 0.0034699 Jy ! Component: 3250 - total flux cleaned = 0.00353449 Jy ! Component: 3300 - total flux cleaned = 0.00358345 Jy ! Component: 3350 - total flux cleaned = 0.00363318 Jy ! Component: 3400 - total flux cleaned = 0.00366695 Jy ! Component: 3450 - total flux cleaned = 0.00371804 Jy ! Component: 3500 - total flux cleaned = 0.00378699 Jy ! Component: 3550 - total flux cleaned = 0.003822 Jy ! Component: 3600 - total flux cleaned = 0.00382202 Jy ! Component: 3650 - total flux cleaned = 0.00382185 Jy ! Component: 3700 - total flux cleaned = 0.00384015 Jy ! Component: 3750 - total flux cleaned = 0.00385891 Jy ! Component: 3800 - total flux cleaned = 0.00385878 Jy ! Component: 3850 - total flux cleaned = 0.00387783 Jy ! Component: 3900 - total flux cleaned = 0.00389736 Jy ! Component: 3950 - total flux cleaned = 0.00391752 Jy ! Component: 4000 - total flux cleaned = 0.00393812 Jy ! Component: 4050 - total flux cleaned = 0.00393827 Jy ! Total flux subtracted in 4096 components = 0.00395957 Jy ! Clean residual min=-0.001133 max=0.001127 Jy/beam ! Clean residual mean=0.000008 rms=0.000394 Jy/beam ! Combined flux in latest and established models = 0.0658722 Jy keep ! Adding 195 model components to the UV plane model. ! The established model now contains 297 components and 0.0658722 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1457-4642_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.408 x 4.03 at -6.525 degrees (North through East) ! Clean map min=-0.0031763 max=0.032652 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1457-4642_C_map.fits wmodel /vlbi/sb072/temp_maps//J1457-4642_C_map.mod ! Writing 297 model components to file: /vlbi/sb072/temp_maps//J1457-4642_C_map.mod wobs /vlbi/sb072/temp_maps//J1457-4642_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1457-4642_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1457-4642_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J1457-4642_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0326523 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000437499 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -4.01962 4.01962 8.03925 16.0785 32.157 64.314 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.032 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 74.633 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1457-4642_C_dfm.log closed on Fri Jan 25 19:34:55 2019