! Started logfile: /vlbi/sb072/temp_maps//J1752+0611_C_dfm.log on Thu Jan 31 09:44:10 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//J1752+0611_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1752+0611_C_uva.fits ! AN table 1: 13 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1752+0611 ! ! 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 3744 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 J1752+0611_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=1.025350Jy sigma=42.498728 ! Fit after self-cal, rms=0.791112Jy sigma=32.860564 ! 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=1.185 mas, bmaj=3.685 mas, bpa=-1.688 degrees ! Estimated noise=0.486218 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 = 0.157609 Jy ! Component: 100 - total flux cleaned = 0.192267 Jy ! Total flux subtracted in 100 components = 0.192267 Jy ! Clean residual min=-0.010523 max=0.015019 Jy/beam ! Clean residual mean=0.000001 rms=0.002180 Jy/beam ! Combined flux in latest and established models = 0.192267 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.192267 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=0.055313Jy sigma=1.980994 ! Fit after self-cal, rms=0.055283Jy sigma=1.979408 ! Inverting map ! Added new window around map position (-1.5, 5.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0150625 Jy ! Component: 100 - total flux cleaned = 0.02279 Jy ! Total flux subtracted in 100 components = 0.02279 Jy ! Clean residual min=-0.007111 max=0.010684 Jy/beam ! Clean residual mean=0.000000 rms=0.001777 Jy/beam ! Combined flux in latest and established models = 0.215057 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 15 components and 0.215057 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=0.049369Jy sigma=1.698850 ! Fit after self-cal, rms=0.049224Jy sigma=1.682286 ! Inverting map ! Added new window around map position (0.9, -9.3). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107901 Jy ! Component: 100 - total flux cleaned = 0.0173593 Jy ! Total flux subtracted in 100 components = 0.0173593 Jy ! Clean residual min=-0.007156 max=0.009870 Jy/beam ! Clean residual mean=0.000000 rms=0.001560 Jy/beam ! Combined flux in latest and established models = 0.232416 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 30 components and 0.232416 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=0.045118Jy sigma=1.477087 ! Fit after self-cal, rms=0.045124Jy sigma=1.475599 ! Inverting map ! Added new window around map position (3.3, -5.7). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00763901 Jy ! Component: 100 - total flux cleaned = 0.0122851 Jy ! Total flux subtracted in 100 components = 0.0122851 Jy ! Clean residual min=-0.006305 max=0.008609 Jy/beam ! Clean residual mean=0.000000 rms=0.001363 Jy/beam ! Combined flux in latest and established models = 0.244701 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 45 components and 0.244701 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=0.042283Jy sigma=1.347006 ! Fit after self-cal, rms=0.042222Jy sigma=1.345079 ! Inverting map ! Added new window around map position (-3.6, -1.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00780436 Jy ! Component: 100 - total flux cleaned = 0.0124848 Jy ! Total flux subtracted in 100 components = 0.0124848 Jy ! Clean residual min=-0.005266 max=0.006310 Jy/beam ! Clean residual mean=0.000000 rms=0.001140 Jy/beam ! Combined flux in latest and established models = 0.257186 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 59 components and 0.257186 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=0.040205Jy sigma=1.215198 ! Fit after self-cal, rms=0.040095Jy sigma=1.210197 ! 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=1.5 mas, bmaj=4.297 mas, bpa=-1.404 degrees ! Estimated noise=0.30171 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 = 0.007868 Jy ! Component: 100 - total flux cleaned = 0.0139752 Jy ! Component: 150 - total flux cleaned = 0.0189708 Jy ! Component: 200 - total flux cleaned = 0.0231169 Jy ! Total flux subtracted in 200 components = 0.0231169 Jy ! Clean residual min=-0.004728 max=0.005704 Jy/beam ! Clean residual mean=-0.000002 rms=0.001295 Jy/beam ! Combined flux in latest and established models = 0.280303 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 91 components and 0.280303 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=0.037679Jy sigma=1.071820 ! Fit after self-cal, rms=0.037558Jy sigma=1.067786 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.5 x 4.297 at -1.404 degrees (North through East) ! Clean map min=-0.0047515 max=0.19492 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.01 KP 0.96 LA 1.00 ! MK 1.01 NL 0.97 OV 0.99 PT 0.91 ! SC 1.04 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.02 KP 0.97 LA 1.03 ! MK 1.02 NL 0.98 OV 1.01 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.00 KP 0.97 LA 1.06 ! MK 1.00 NL 1.03 OV 1.04 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.00 KP 0.97 LA 1.05 ! MK 1.01 NL 1.29 OV 1.01 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 0.99 KP 0.97 LA 1.05 ! MK 0.99 NL 1.04 OV 1.01 PT 0.93 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 1.00 KP 0.97 LA 1.04 ! MK 0.99 NL 1.03 OV 1.02 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 HN 1.00 KP 0.98 LA 1.04 ! MK 1.00 NL 1.04 OV 1.01 PT 0.93 ! SC 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 HN 1.01 KP 0.97 LA 1.04 ! MK 0.99 NL 1.04 OV 1.02 PT 0.94 ! SC 0.99 ! ! ! Fit before self-cal, rms=0.037558Jy sigma=1.067786 ! Fit after self-cal, rms=0.037120Jy sigma=0.894583 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.505 mas, bmaj=4.327 mas, bpa=-1.393 degrees ! Estimated noise=0.300139 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 = 0.00209288 Jy ! Component: 100 - total flux cleaned = 0.00273281 Jy ! Component: 150 - total flux cleaned = 0.00352578 Jy ! Component: 200 - total flux cleaned = 0.00416145 Jy ! Total flux subtracted in 200 components = 0.00416145 Jy ! Clean residual min=-0.002639 max=0.001980 Jy/beam ! Clean residual mean=0.000002 rms=0.000559 Jy/beam ! Combined flux in latest and established models = 0.284464 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 114 components and 0.284464 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=0.036665Jy sigma=0.873908 ! Fit after self-cal, rms=0.036630Jy sigma=0.872131 ! 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=0.036630Jy sigma=0.872131 ! Fit after self-cal, rms=0.036787Jy sigma=0.869119 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.504 mas, bmaj=4.334 mas, bpa=-1.445 degrees ! Estimated noise=0.300823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00041529 Jy ! Component: 100 - total flux cleaned = 0.000960332 Jy ! Component: 150 - total flux cleaned = 0.00125943 Jy ! Component: 200 - total flux cleaned = 0.00145431 Jy ! Total flux subtracted in 200 components = 0.00145431 Jy ! Clean residual min=-0.002369 max=0.001779 Jy/beam ! Clean residual mean=0.000002 rms=0.000495 Jy/beam ! Combined flux in latest and established models = 0.285919 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 127 components and 0.285919 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=0.036613Jy sigma=0.862785 ! Fit after self-cal, rms=0.036593Jy sigma=0.861883 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 = -2.86919e-05 Jy ! Component: 100 - total flux cleaned = 4.08076e-06 Jy ! Component: 150 - total flux cleaned = -9.55205e-05 Jy ! Component: 200 - total flux cleaned = -0.000142548 Jy ! Total flux subtracted in 200 components = -0.000142548 Jy ! Clean residual min=-0.002197 max=0.001744 Jy/beam ! Clean residual mean=0.000002 rms=0.000475 Jy/beam ! Combined flux in latest and established models = 0.285776 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 138 components and 0.285776 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=0.036533Jy sigma=0.859756 ! Fit after self-cal, rms=0.036523Jy sigma=0.859375 ! 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=0.036523Jy sigma=0.859375 ! Fit after self-cal, rms=0.036908Jy sigma=0.842978 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.503 mas, bmaj=4.336 mas, bpa=-1.46 degrees ! Estimated noise=0.301811 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000284737 Jy ! Component: 100 - total flux cleaned = 0.000592121 Jy ! Component: 150 - total flux cleaned = 0.000688665 Jy ! Component: 200 - total flux cleaned = 0.00071775 Jy ! Total flux subtracted in 200 components = 0.00071775 Jy ! Clean residual min=-0.002140 max=0.001568 Jy/beam ! Clean residual mean=0.000002 rms=0.000441 Jy/beam ! Combined flux in latest and established models = 0.286494 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 144 components and 0.286494 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=0.036793Jy sigma=0.839429 ! Fit after self-cal, rms=0.036786Jy sigma=0.839123 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 = -8.21912e-05 Jy ! Component: 100 - total flux cleaned = -0.000181924 Jy ! Component: 150 - total flux cleaned = -0.000249665 Jy ! Component: 200 - total flux cleaned = -0.000312439 Jy ! Total flux subtracted in 200 components = -0.000312439 Jy ! Clean residual min=-0.001974 max=0.001547 Jy/beam ! Clean residual mean=0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.286182 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 149 components and 0.286181 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=0.036745Jy sigma=0.837609 ! Fit after self-cal, rms=0.036741Jy sigma=0.837434 ! 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=0.036741Jy sigma=0.837434 ! Fit after self-cal, rms=0.036497Jy sigma=0.822647 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.481 mas, bmaj=7.457 mas, bpa=-8.527 degrees ! Estimated noise=0.395755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.89833e-05 Jy ! Component: 100 - total flux cleaned = 0.00024544 Jy ! Component: 150 - total flux cleaned = 0.000151151 Jy ! Component: 200 - total flux cleaned = 3.89491e-05 Jy ! Total flux subtracted in 200 components = 3.89491e-05 Jy ! Clean residual min=-0.002131 max=0.001717 Jy/beam ! Clean residual mean=0.000002 rms=0.000544 Jy/beam ! Combined flux in latest and established models = 0.28622 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 166 components and 0.28622 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=0.036460Jy sigma=0.821620 ! Fit after self-cal, rms=0.036450Jy sigma=0.821118 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 = -0.000224164 Jy ! Component: 100 - total flux cleaned = -0.000321588 Jy ! Component: 150 - total flux cleaned = -0.000408978 Jy ! Component: 200 - total flux cleaned = -0.000450083 Jy ! Total flux subtracted in 200 components = -0.000450083 Jy ! Clean residual min=-0.001927 max=0.001604 Jy/beam ! Clean residual mean=0.000002 rms=0.000510 Jy/beam ! Combined flux in latest and established models = 0.28577 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 174 components and 0.28577 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=0.036448Jy sigma=0.821276 ! Fit after self-cal, rms=0.036443Jy sigma=0.821079 ! 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=1.501 mas, bmaj=4.337 mas, bpa=-1.461 degrees ! Estimated noise=0.30229 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.501 x 4.337 at -1.461 degrees (North through East) ! Clean map min=-0.0025329 max=0.19345 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=1.184 mas, bmaj=3.727 mas, bpa=-1.783 degrees ! Estimated noise=0.489356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.158589 Jy ! Component: 100 - total flux cleaned = 0.194895 Jy ! Component: 150 - total flux cleaned = 0.210138 Jy ! Component: 200 - total flux cleaned = 0.220547 Jy ! Total flux subtracted in 200 components = 0.220547 Jy ! Clean residual min=-0.004858 max=0.006103 Jy/beam ! Clean residual mean=0.000001 rms=0.001297 Jy/beam ! Combined flux in latest and established models = 0.220547 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.220547 Jy ! Inverting map and beam ! Estimated beam: bmin=1.501 mas, bmaj=4.337 mas, bpa=-1.461 degrees ! Estimated noise=0.30229 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 (2.1, -6.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0162945 Jy ! Component: 100 - total flux cleaned = 0.0267296 Jy ! Component: 150 - total flux cleaned = 0.0343932 Jy ! Component: 200 - total flux cleaned = 0.0403697 Jy ! Total flux subtracted in 200 components = 0.0403697 Jy ! Clean residual min=-0.003765 max=0.004321 Jy/beam ! Clean residual mean=0.000000 rms=0.001076 Jy/beam ! Combined flux in latest and established models = 0.260916 Jy ! Adding 82 model components to the UV plane model. ! The established model now contains 92 components and 0.260916 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=3.481 mas, bmaj=7.457 mas, bpa=-8.527 degrees ! Estimated noise=0.395755 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00877358 Jy ! Component: 100 - total flux cleaned = 0.0142559 Jy ! Component: 150 - total flux cleaned = 0.017945 Jy ! Component: 200 - total flux cleaned = 0.0204691 Jy ! Total flux subtracted in 200 components = 0.0204691 Jy ! Clean residual min=-0.002959 max=0.002224 Jy/beam ! Clean residual mean=0.000001 rms=0.000681 Jy/beam ! Combined flux in latest and established models = 0.281385 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 = 0.00157167 Jy ! Component: 100 - total flux cleaned = 0.00201845 Jy ! Component: 150 - total flux cleaned = 0.00211886 Jy ! Component: 200 - total flux cleaned = 0.00235085 Jy ! Total flux subtracted in 200 components = 0.00235085 Jy ! Clean residual min=-0.002554 max=0.001678 Jy/beam ! Clean residual mean=0.000001 rms=0.000573 Jy/beam ! Combined flux in latest and established models = 0.283736 Jy ! Adding 91 model components to the UV plane model. ! The established model now contains 171 components and 0.283736 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.501 mas, bmaj=4.337 mas, bpa=-1.461 degrees ! Estimated noise=0.30229 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000103414 Jy ! Component: 100 - total flux cleaned = 0.000271831 Jy ! Component: 150 - total flux cleaned = 0.000471734 Jy ! Component: 200 - total flux cleaned = 0.000696791 Jy ! Total flux subtracted in 200 components = 0.000696791 Jy ! Clean residual min=-0.002323 max=0.001843 Jy/beam ! Clean residual mean=0.000001 rms=0.000424 Jy/beam ! Combined flux in latest and established models = 0.284433 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 187 components and 0.284433 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=0.036555Jy sigma=0.830842 ! Fit after self-cal, rms=0.036518Jy sigma=0.829060 wmodel J1752+0611_C_map.mod ! Writing 187 model components to file: J1752+0611_C_map.mod wobs J1752+0611_C_uvs.fits ! Writing UV FITS file: J1752+0611_C_uvs.fits wwins J1752+0611_C_map.win ! wwins: Wrote 6 windows to J1752+0611_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 = -0.000838031 Jy ! Component: 100 - total flux cleaned = -0.00102202 Jy ! Component: 150 - total flux cleaned = -0.00102039 Jy ! Component: 200 - total flux cleaned = -0.000921647 Jy ! Component: 250 - total flux cleaned = -0.000756752 Jy ! Component: 300 - total flux cleaned = -0.000620611 Jy ! Component: 350 - total flux cleaned = -0.000533547 Jy ! Component: 400 - total flux cleaned = -0.000470096 Jy ! Component: 450 - total flux cleaned = -0.000307559 Jy ! Component: 500 - total flux cleaned = -0.000209251 Jy ! Component: 550 - total flux cleaned = -0.000113433 Jy ! Component: 600 - total flux cleaned = -7.57907e-05 Jy ! Component: 650 - total flux cleaned = 5.20933e-05 Jy ! Component: 700 - total flux cleaned = 0.000140618 Jy ! Component: 750 - total flux cleaned = 0.000175553 Jy ! Component: 800 - total flux cleaned = 0.000293785 Jy ! Component: 850 - total flux cleaned = 0.000376264 Jy ! Component: 900 - total flux cleaned = 0.0004576 Jy ! Component: 950 - total flux cleaned = 0.00061661 Jy ! Component: 1000 - total flux cleaned = 0.000710039 Jy ! Component: 1050 - total flux cleaned = 0.000801946 Jy ! Component: 1100 - total flux cleaned = 0.000907281 Jy ! Component: 1150 - total flux cleaned = 0.00101087 Jy ! Component: 1200 - total flux cleaned = 0.00111296 Jy ! Component: 1250 - total flux cleaned = 0.00117045 Jy ! Component: 1300 - total flux cleaned = 0.00132565 Jy ! Component: 1350 - total flux cleaned = 0.00135327 Jy ! Component: 1400 - total flux cleaned = 0.00144928 Jy ! Component: 1450 - total flux cleaned = 0.00154375 Jy ! Component: 1500 - total flux cleaned = 0.00165024 Jy ! Component: 1550 - total flux cleaned = 0.00171582 Jy ! Component: 1600 - total flux cleaned = 0.0017676 Jy ! Component: 1650 - total flux cleaned = 0.0018567 Jy ! Component: 1700 - total flux cleaned = 0.00189436 Jy ! Component: 1750 - total flux cleaned = 0.00195639 Jy ! Component: 1800 - total flux cleaned = 0.00201785 Jy ! Component: 1850 - total flux cleaned = 0.00207844 Jy ! Component: 1900 - total flux cleaned = 0.00211439 Jy ! Component: 1950 - total flux cleaned = 0.00214996 Jy ! Component: 2000 - total flux cleaned = 0.00226734 Jy ! Component: 2050 - total flux cleaned = 0.00229037 Jy ! Component: 2100 - total flux cleaned = 0.00231333 Jy ! Component: 2150 - total flux cleaned = 0.00234764 Jy ! Component: 2200 - total flux cleaned = 0.00237015 Jy ! Component: 2250 - total flux cleaned = 0.00240361 Jy ! Component: 2300 - total flux cleaned = 0.00239247 Jy ! Component: 2350 - total flux cleaned = 0.00243634 Jy ! Component: 2400 - total flux cleaned = 0.00247961 Jy ! Component: 2450 - total flux cleaned = 0.00245798 Jy ! Component: 2500 - total flux cleaned = 0.0025113 Jy ! Component: 2550 - total flux cleaned = 0.00253233 Jy ! Component: 2600 - total flux cleaned = 0.00252195 Jy ! Component: 2650 - total flux cleaned = 0.002553 Jy ! Component: 2700 - total flux cleaned = 0.00256318 Jy ! Component: 2750 - total flux cleaned = 0.00256314 Jy ! Component: 2800 - total flux cleaned = 0.00257331 Jy ! Component: 2850 - total flux cleaned = 0.00259339 Jy ! Component: 2900 - total flux cleaned = 0.00259341 Jy ! Component: 2950 - total flux cleaned = 0.00258354 Jy ! Component: 3000 - total flux cleaned = 0.00262271 Jy ! Component: 3050 - total flux cleaned = 0.00262268 Jy ! Component: 3100 - total flux cleaned = 0.00261316 Jy ! Component: 3150 - total flux cleaned = 0.00267071 Jy ! Component: 3200 - total flux cleaned = 0.00265159 Jy ! Component: 3250 - total flux cleaned = 0.00268952 Jy ! Component: 3300 - total flux cleaned = 0.00268024 Jy ! Component: 3350 - total flux cleaned = 0.00271772 Jy ! Component: 3400 - total flux cleaned = 0.00273625 Jy ! Component: 3450 - total flux cleaned = 0.002727 Jy ! Component: 3500 - total flux cleaned = 0.00272705 Jy ! Component: 3550 - total flux cleaned = 0.00272712 Jy ! Component: 3600 - total flux cleaned = 0.00278157 Jy ! Component: 3650 - total flux cleaned = 0.00278147 Jy ! Component: 3700 - total flux cleaned = 0.00278149 Jy ! Component: 3750 - total flux cleaned = 0.00278152 Jy ! Component: 3800 - total flux cleaned = 0.00280811 Jy ! Component: 3850 - total flux cleaned = 0.00279929 Jy ! Component: 3900 - total flux cleaned = 0.00281685 Jy ! Component: 3950 - total flux cleaned = 0.00282562 Jy ! Component: 4000 - total flux cleaned = 0.00283431 Jy ! Component: 4050 - total flux cleaned = 0.00286028 Jy ! Total flux subtracted in 4096 components = 0.00289468 Jy ! Clean residual min=-0.000466 max=0.000451 Jy/beam ! Clean residual mean=0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.287328 Jy keep ! Adding 286 model components to the UV plane model. ! The established model now contains 473 components and 0.287328 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1752+0611_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.501 x 4.337 at -1.461 degrees (North through East) ! Clean map min=-0.0018843 max=0.19421 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1752+0611_C_map.fits wmodel /vlbi/sb072/temp_maps//J1752+0611_C_map.mod ! Writing 473 model components to file: /vlbi/sb072/temp_maps//J1752+0611_C_map.mod wobs /vlbi/sb072/temp_maps//J1752+0611_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1752+0611_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1752+0611_C_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1752+0611_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.194206 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000149122 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.230357 0.230357 0.460713 0.921426 1.84285 3.6857 7.37141 14.7428 29.4856 58.9713 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.194 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1302.33 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1752+0611_C_dfm.log closed on Thu Jan 31 09:44:15 2019