! Started logfile: /vlbi/sb072/temp_maps//J1955+0618_C_dfm.log on Fri Jan 25 19:48:12 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//J1955+0618_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1955+0618_C_uva.fits ! AN table 1: 4 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1955+0618 ! ! 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 896 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 J1955+0618_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. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.008114Jy sigma=31.144256 ! Fit after self-cal, rms=0.905410Jy sigma=27.969964 ! 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=1.172 mas, bmaj=3.599 mas, bpa=-9.927 degrees ! Estimated noise=0.987201 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 = 0.0721898 Jy ! Component: 100 - total flux cleaned = 0.0893847 Jy ! Total flux subtracted in 100 components = 0.0893847 Jy ! Clean residual min=-0.006467 max=0.007898 Jy/beam ! Clean residual mean=0.000002 rms=0.001629 Jy/beam ! Combined flux in latest and established models = 0.0893847 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0893847 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=0.038891Jy sigma=1.020156 ! Fit after self-cal, rms=0.038867Jy sigma=1.019638 ! 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=1.403 mas, bmaj=3.908 mas, bpa=-8.129 degrees ! Estimated noise=0.82213 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 = 0.00729424 Jy ! Component: 100 - total flux cleaned = 0.00968031 Jy ! Component: 150 - total flux cleaned = 0.00982504 Jy ! Component: 200 - total flux cleaned = 0.00963968 Jy ! Total flux subtracted in 200 components = 0.00963968 Jy ! Clean residual min=-0.007851 max=0.006958 Jy/beam ! Clean residual mean=-0.000000 rms=0.001800 Jy/beam ! Combined flux in latest and established models = 0.0990243 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 21 components and 0.0990243 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=0.037451Jy sigma=0.984039 ! Fit after self-cal, rms=0.037441Jy sigma=0.983800 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.403 x 3.908 at -8.129 degrees (North through East) ! Clean map min=-0.0074848 max=0.093192 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.59 LA 0.93 MK 1.02 ! NL 0.74 OV 1.17 PT 0.91 SC 1.08 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.59 LA 0.84 MK 0.99 ! NL 0.91 OV 1.20 PT 1.00 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 1.17 HN 0.84 LA 1.26 MK 0.96 ! NL 1.03 OV 1.00 PT 0.89 SC 1.04 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 1.22 HN 0.66 LA 1.12 MK 0.93 ! NL 1.08 OV 1.18 PT 0.94 SC 0.96 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 1.08 HN 1.01 LA 1.09 MK 1.02 ! NL 1.11 OV 1.11 PT 0.95 SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 1.02 LA 1.14 MK 1.06 ! NL 1.25 OV 1.01 PT 0.95 SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.11 HN 0.96 LA 1.02 MK 1.08 ! NL 1.18 OV 1.09 PT 0.97 SC 0.93 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 0.99 HN 1.05 LA 1.07 MK 1.10 ! NL 1.18 OV 1.05 PT 0.95 SC 0.96 ! ! ! Fit before self-cal, rms=0.037441Jy sigma=0.983800 ! Fit after self-cal, rms=0.028466Jy sigma=0.718484 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.403 mas, bmaj=3.889 mas, bpa=-8.433 degrees ! Estimated noise=0.818901 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 = 8.88972e-05 Jy ! Component: 100 - total flux cleaned = 0.000120155 Jy ! Component: 150 - total flux cleaned = 0.00016029 Jy ! Component: 200 - total flux cleaned = 0.000171455 Jy ! Total flux subtracted in 200 components = 0.000171455 Jy ! Clean residual min=-0.002183 max=0.002338 Jy/beam ! Clean residual mean=-0.000000 rms=0.000581 Jy/beam ! Combined flux in latest and established models = 0.0991958 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 0.0991958 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=0.028446Jy sigma=0.717690 ! Fit after self-cal, rms=0.028562Jy sigma=0.716390 ! 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=0.028562Jy sigma=0.716390 ! Fit after self-cal, rms=0.028622Jy sigma=0.716344 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.403 mas, bmaj=3.891 mas, bpa=-8.484 degrees ! Estimated noise=0.819866 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.9594e-05 Jy ! Component: 100 - total flux cleaned = 0.000100055 Jy ! Component: 150 - total flux cleaned = 0.000110488 Jy ! Component: 200 - total flux cleaned = 0.000120529 Jy ! Total flux subtracted in 200 components = 0.000120529 Jy ! Clean residual min=-0.002176 max=0.002383 Jy/beam ! Clean residual mean=-0.000000 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.0993163 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 38 components and 0.0993163 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=0.028609Jy sigma=0.715933 ! Fit after self-cal, rms=0.028609Jy sigma=0.715848 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 = 2.18477e-05 Jy ! Component: 100 - total flux cleaned = 2.22525e-05 Jy ! Component: 150 - total flux cleaned = 2.27661e-05 Jy ! Component: 200 - total flux cleaned = 2.34646e-05 Jy ! Total flux subtracted in 200 components = 2.34646e-05 Jy ! Clean residual min=-0.002155 max=0.002384 Jy/beam ! Clean residual mean=-0.000000 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.0993398 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 39 components and 0.0993398 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=0.028601Jy sigma=0.715591 ! Fit after self-cal, rms=0.028601Jy sigma=0.715543 ! 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=0.028601Jy sigma=0.715543 ! Fit after self-cal, rms=0.028641Jy sigma=0.715501 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.402 mas, bmaj=3.895 mas, bpa=-8.54 degrees ! Estimated noise=0.820748 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.91706e-05 Jy ! Component: 100 - total flux cleaned = 6.93667e-05 Jy ! Component: 150 - total flux cleaned = 9.531e-05 Jy ! Component: 200 - total flux cleaned = 9.55691e-05 Jy ! Total flux subtracted in 200 components = 9.55691e-05 Jy ! Clean residual min=-0.002147 max=0.002379 Jy/beam ! Clean residual mean=-0.000000 rms=0.000572 Jy/beam ! Combined flux in latest and established models = 0.0994354 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 43 components and 0.0994354 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=0.028633Jy sigma=0.715320 ! Fit after self-cal, rms=0.028634Jy sigma=0.715283 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 = 2.46804e-05 Jy ! Component: 100 - total flux cleaned = 2.43812e-05 Jy ! Component: 150 - total flux cleaned = 2.40132e-05 Jy ! Component: 200 - total flux cleaned = 2.38473e-05 Jy ! Total flux subtracted in 200 components = 2.38473e-05 Jy ! Clean residual min=-0.002135 max=0.002376 Jy/beam ! Clean residual mean=-0.000000 rms=0.000571 Jy/beam ! Combined flux in latest and established models = 0.0994592 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.0994592 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=0.028628Jy sigma=0.715162 ! Fit after self-cal, rms=0.028629Jy sigma=0.715139 ! 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=0.028629Jy sigma=0.715139 ! Fit after self-cal, rms=0.028680Jy sigma=0.715091 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.327 mas, bmaj=5.808 mas, bpa=-6.022 degrees ! Estimated noise=1.16776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000102805 Jy ! Component: 100 - total flux cleaned = -0.00010226 Jy ! Component: 150 - total flux cleaned = -0.000106655 Jy ! Component: 200 - total flux cleaned = -0.000114902 Jy ! Total flux subtracted in 200 components = -0.000114902 Jy ! Clean residual min=-0.003043 max=0.003604 Jy/beam ! Clean residual mean=-0.000000 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.0993443 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 48 components and 0.0993443 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=0.028679Jy sigma=0.715361 ! Fit after self-cal, rms=0.028682Jy sigma=0.715345 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 = -2.02044e-05 Jy ! Component: 100 - total flux cleaned = -2.48942e-05 Jy ! Component: 150 - total flux cleaned = -3.33538e-05 Jy ! Component: 200 - total flux cleaned = -4.09779e-05 Jy ! Total flux subtracted in 200 components = -4.09779e-05 Jy ! Clean residual min=-0.003038 max=0.003608 Jy/beam ! Clean residual mean=-0.000000 rms=0.000870 Jy/beam ! Combined flux in latest and established models = 0.0993033 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 48 components and 0.0993033 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=0.028682Jy sigma=0.715589 ! Fit after self-cal, rms=0.028685Jy sigma=0.715582 ! 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=1.402 mas, bmaj=3.899 mas, bpa=-8.599 degrees ! Estimated noise=0.821964 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.402 x 3.899 at -8.599 degrees (North through East) ! Clean map min=-0.0020381 max=0.093464 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=1.17 mas, bmaj=3.614 mas, bpa=-10.4 degrees ! Estimated noise=0.998249 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0729769 Jy ! Component: 100 - total flux cleaned = 0.0900992 Jy ! Component: 150 - total flux cleaned = 0.0962174 Jy ! Component: 200 - total flux cleaned = 0.0988266 Jy ! Total flux subtracted in 200 components = 0.0988266 Jy ! Clean residual min=-0.002542 max=0.002763 Jy/beam ! Clean residual mean=-0.000000 rms=0.000671 Jy/beam ! Combined flux in latest and established models = 0.0988266 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 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0988266 Jy ! Inverting map and beam ! Estimated beam: bmin=1.402 mas, bmaj=3.899 mas, bpa=-8.599 degrees ! Estimated noise=0.821964 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 = 0.000997819 Jy ! Component: 100 - total flux cleaned = 0.00102853 Jy ! Component: 150 - total flux cleaned = 0.00100722 Jy ! Component: 200 - total flux cleaned = 0.000989288 Jy ! Total flux subtracted in 200 components = 0.000989288 Jy ! Clean residual min=-0.002214 max=0.002340 Jy/beam ! Clean residual mean=-0.000001 rms=0.000579 Jy/beam ! Combined flux in latest and established models = 0.0998159 Jy ! Adding 21 model components to the UV plane model. ! The established model now contains 29 components and 0.0998159 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=3.327 mas, bmaj=5.808 mas, bpa=-6.022 degrees ! Estimated noise=1.16776 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000271604 Jy ! Component: 100 - total flux cleaned = -0.000321202 Jy ! Component: 150 - total flux cleaned = -0.0003506 Jy ! Component: 200 - total flux cleaned = -0.000359048 Jy ! Total flux subtracted in 200 components = -0.000359048 Jy ! Clean residual min=-0.003019 max=0.003595 Jy/beam ! Clean residual mean=-0.000001 rms=0.000867 Jy/beam ! Combined flux in latest and established models = 0.0994568 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 = -1.57959e-05 Jy ! Component: 100 - total flux cleaned = -2.9659e-05 Jy ! Component: 150 - total flux cleaned = -3.59693e-05 Jy ! Component: 200 - total flux cleaned = -4.75489e-05 Jy ! Total flux subtracted in 200 components = -4.75489e-05 Jy ! Clean residual min=-0.003034 max=0.003595 Jy/beam ! Clean residual mean=-0.000000 rms=0.000869 Jy/beam ! Combined flux in latest and established models = 0.0994093 Jy ! Adding 10 model components to the UV plane model. ! The established model now contains 36 components and 0.0994093 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.402 mas, bmaj=3.899 mas, bpa=-8.599 degrees ! Estimated noise=0.821964 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000203345 Jy ! Component: 100 - total flux cleaned = 0.000233461 Jy ! Component: 150 - total flux cleaned = 0.000246455 Jy ! Component: 200 - total flux cleaned = 0.000270046 Jy ! Total flux subtracted in 200 components = 0.000270046 Jy ! Clean residual min=-0.002182 max=0.002345 Jy/beam ! Clean residual mean=-0.000000 rms=0.000576 Jy/beam ! Combined flux in latest and established models = 0.0996793 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 45 components and 0.0996793 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=0.028699Jy sigma=0.716147 ! Fit after self-cal, rms=0.028699Jy sigma=0.715964 wmodel J1955+0618_C_map.mod ! Writing 45 model components to file: J1955+0618_C_map.mod wobs J1955+0618_C_uvs.fits ! Writing UV FITS file: J1955+0618_C_uvs.fits wwins J1955+0618_C_map.win ! wwins: Wrote 1 windows to J1955+0618_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 = 0.000769579 Jy ! Component: 100 - total flux cleaned = 0.0012702 Jy ! Component: 150 - total flux cleaned = 0.00141334 Jy ! Component: 200 - total flux cleaned = 0.00148169 Jy ! Component: 250 - total flux cleaned = 0.00167708 Jy ! Component: 300 - total flux cleaned = 0.00180079 Jy ! Component: 350 - total flux cleaned = 0.00189021 Jy ! Component: 400 - total flux cleaned = 0.00200472 Jy ! Component: 450 - total flux cleaned = 0.00211475 Jy ! Component: 500 - total flux cleaned = 0.00227383 Jy ! Component: 550 - total flux cleaned = 0.00227364 Jy ! Component: 600 - total flux cleaned = 0.00232378 Jy ! Component: 650 - total flux cleaned = 0.00227645 Jy ! Component: 700 - total flux cleaned = 0.00225397 Jy ! Component: 750 - total flux cleaned = 0.00223116 Jy ! Component: 800 - total flux cleaned = 0.00223078 Jy ! Component: 850 - total flux cleaned = 0.0021661 Jy ! Component: 900 - total flux cleaned = 0.00210339 Jy ! Component: 950 - total flux cleaned = 0.00206262 Jy ! Component: 1000 - total flux cleaned = 0.00196317 Jy ! Component: 1050 - total flux cleaned = 0.00188539 Jy ! Component: 1100 - total flux cleaned = 0.00182817 Jy ! Component: 1150 - total flux cleaned = 0.00184696 Jy ! Component: 1200 - total flux cleaned = 0.00180995 Jy ! Component: 1250 - total flux cleaned = 0.00177341 Jy ! Component: 1300 - total flux cleaned = 0.00175525 Jy ! Component: 1350 - total flux cleaned = 0.00166871 Jy ! Component: 1400 - total flux cleaned = 0.00166866 Jy ! Component: 1450 - total flux cleaned = 0.00158526 Jy ! Component: 1500 - total flux cleaned = 0.00151994 Jy ! Component: 1550 - total flux cleaned = 0.00148761 Jy ! Component: 1600 - total flux cleaned = 0.00142415 Jy ! Component: 1650 - total flux cleaned = 0.00139293 Jy ! Component: 1700 - total flux cleaned = 0.00130043 Jy ! Component: 1750 - total flux cleaned = 0.00123971 Jy ! Component: 1800 - total flux cleaned = 0.00118013 Jy ! Component: 1850 - total flux cleaned = 0.00116542 Jy ! Component: 1900 - total flux cleaned = 0.00107823 Jy ! Component: 1950 - total flux cleaned = 0.00103536 Jy ! Component: 2000 - total flux cleaned = 0.00104944 Jy ! Component: 2050 - total flux cleaned = 0.000993388 Jy ! Component: 2100 - total flux cleaned = 0.00102112 Jy ! Component: 2150 - total flux cleaned = 0.000938745 Jy ! Component: 2200 - total flux cleaned = 0.000870799 Jy ! Component: 2250 - total flux cleaned = 0.000857457 Jy ! Component: 2300 - total flux cleaned = 0.000830841 Jy ! Component: 2350 - total flux cleaned = 0.000751527 Jy ! Component: 2400 - total flux cleaned = 0.000686429 Jy ! Component: 2450 - total flux cleaned = 0.000634781 Jy ! Component: 2500 - total flux cleaned = 0.000519409 Jy ! Component: 2550 - total flux cleaned = 0.000417693 Jy ! Component: 2600 - total flux cleaned = 0.000367231 Jy ! Component: 2650 - total flux cleaned = 0.00030458 Jy ! Component: 2700 - total flux cleaned = 0.000204955 Jy ! Component: 2750 - total flux cleaned = 0.000143182 Jy ! Component: 2800 - total flux cleaned = 9.39601e-05 Jy ! Component: 2850 - total flux cleaned = 2.07493e-05 Jy ! Component: 2900 - total flux cleaned = -2.77316e-05 Jy ! Component: 2950 - total flux cleaned = -8.79246e-05 Jy ! Component: 3000 - total flux cleaned = -0.000147924 Jy ! Component: 3050 - total flux cleaned = -0.000219492 Jy ! Component: 3100 - total flux cleaned = -0.00026691 Jy ! Component: 3150 - total flux cleaned = -0.000325976 Jy ! Component: 3200 - total flux cleaned = -0.000396485 Jy ! Component: 3250 - total flux cleaned = -0.000501533 Jy ! Component: 3300 - total flux cleaned = -0.000548071 Jy ! Component: 3350 - total flux cleaned = -0.000629174 Jy ! Component: 3400 - total flux cleaned = -0.000732876 Jy ! Component: 3450 - total flux cleaned = -0.000767304 Jy ! Component: 3500 - total flux cleaned = -0.000858866 Jy ! Component: 3550 - total flux cleaned = -0.000927346 Jy ! Component: 3600 - total flux cleaned = -0.000995611 Jy ! Component: 3650 - total flux cleaned = -0.00108621 Jy ! Component: 3700 - total flux cleaned = -0.00112008 Jy ! Component: 3750 - total flux cleaned = -0.00121013 Jy ! Component: 3800 - total flux cleaned = -0.00125494 Jy ! Component: 3850 - total flux cleaned = -0.00133318 Jy ! Component: 3900 - total flux cleaned = -0.00140001 Jy ! Component: 3950 - total flux cleaned = -0.00145548 Jy ! Component: 4000 - total flux cleaned = -0.00153306 Jy ! Component: 4050 - total flux cleaned = -0.00158822 Jy ! Total flux subtracted in 4096 components = -0.00165435 Jy ! Clean residual min=-0.000657 max=0.000594 Jy/beam ! Clean residual mean=-0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.098025 Jy keep ! Adding 283 model components to the UV plane model. ! The established model now contains 328 components and 0.098025 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1955+0618_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.402 x 3.899 at -8.599 degrees (North through East) ! Clean map min=-0.0015429 max=0.093346 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1955+0618_C_map.fits wmodel /vlbi/sb072/temp_maps//J1955+0618_C_map.mod ! Writing 328 model components to file: /vlbi/sb072/temp_maps//J1955+0618_C_map.mod wobs /vlbi/sb072/temp_maps//J1955+0618_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1955+0618_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1955+0618_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1955+0618_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0933457 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000178604 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.574007 0.574007 1.14801 2.29603 4.59206 9.18412 18.3682 36.7365 73.4729 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.093 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 522.641 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1955+0618_C_dfm.log closed on Fri Jan 25 19:48:16 2019