! Started logfile: /vlbi/sb072/temp_maps//J1538-1655_C_dfm.log on Tue Mar 5 23:16:32 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//J1538-1655_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1538-1655_C_uva.fits ! AN table 1: 3 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1538-1655 ! ! 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 864 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 J1538-1655_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=0.998383Jy sigma=36.778550 ! Fit after self-cal, rms=0.922011Jy sigma=33.908801 ! 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=1.71 mas, bmaj=8.541 mas, bpa=28.84 degrees ! Estimated noise=0.935509 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 = 0.0612905 Jy ! Component: 100 - total flux cleaned = 0.074676 Jy ! Total flux subtracted in 100 components = 0.074676 Jy ! Clean residual min=-0.003665 max=0.004922 Jy/beam ! Clean residual mean=-0.000002 rms=0.001077 Jy/beam ! Combined flux in latest and established models = 0.074676 Jy ! Performing phase self-cal ! Adding 4 model components to the UV plane model. ! The established model now contains 4 components and 0.074676 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=0.024918Jy sigma=0.762873 ! Fit after self-cal, rms=0.024895Jy sigma=0.762436 ! 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=2.163 mas, bmaj=8.476 mas, bpa=26.61 degrees ! Estimated noise=0.68841 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 = 0.00508408 Jy ! Component: 100 - total flux cleaned = 0.00835209 Jy ! Component: 150 - total flux cleaned = 0.0107222 Jy ! Component: 200 - total flux cleaned = 0.0124723 Jy ! Total flux subtracted in 200 components = 0.0124723 Jy ! Clean residual min=-0.002743 max=0.002807 Jy/beam ! Clean residual mean=0.000000 rms=0.000690 Jy/beam ! Combined flux in latest and established models = 0.0871483 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 23 components and 0.0871483 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=0.023883Jy sigma=0.696591 ! Fit after self-cal, rms=0.023889Jy sigma=0.696432 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.163 x 8.476 at 26.61 degrees (North through East) ! Clean map min=-0.0026788 max=0.07741 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.15 FD 0.89 HN 0.86 KP 0.97 ! LA 1.02 NL 1.29 OV 0.97 PT 1.03 ! SC 0.95 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.97 HN 0.95 KP 0.96 ! LA 1.02 NL 1.09 OV 1.00 PT 0.92 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.92 HN 1.03 KP 0.96 ! LA 1.05 NL 1.06 OV 1.01 PT 0.98 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.95 HN 0.93 KP 0.93 ! LA 1.04 NL 1.14 OV 0.99 PT 0.97 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.96 HN 1.04 KP 0.96 ! LA 0.99 NL 1.15 OV 1.04 PT 0.95 ! SC 1.03 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.93 HN 0.97 KP 0.91 ! LA 1.08 NL 1.07 OV 1.01 PT 0.96 ! SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.93 HN 0.96 KP 0.97 ! LA 1.07 NL 1.07 OV 0.94 PT 0.96 ! SC 0.97 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 0.93 KP 0.98 ! LA 1.06 NL 1.08 OV 0.98 PT 0.93 ! SC 1.03 ! ! ! Fit before self-cal, rms=0.023889Jy sigma=0.696432 ! Fit after self-cal, rms=0.023290Jy sigma=0.656643 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.175 mas, bmaj=8.51 mas, bpa=26.43 degrees ! Estimated noise=0.684182 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 = -9.54222e-05 Jy ! Component: 100 - total flux cleaned = 1.41874e-05 Jy ! Component: 150 - total flux cleaned = 8.64658e-05 Jy ! Component: 200 - total flux cleaned = 0.00013463 Jy ! Total flux subtracted in 200 components = 0.00013463 Jy ! Clean residual min=-0.001852 max=0.001717 Jy/beam ! Clean residual mean=0.000002 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.087283 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.087283 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=0.023219Jy sigma=0.655679 ! Fit after self-cal, rms=0.023236Jy sigma=0.655512 ! 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=0.023236Jy sigma=0.655512 ! Fit after self-cal, rms=0.023227Jy sigma=0.655108 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.169 mas, bmaj=8.531 mas, bpa=26.49 degrees ! Estimated noise=0.682636 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000408164 Jy ! Component: 100 - total flux cleaned = -0.000325683 Jy ! Component: 150 - total flux cleaned = -0.000268749 Jy ! Component: 200 - total flux cleaned = -0.000243151 Jy ! Total flux subtracted in 200 components = -0.000243151 Jy ! Clean residual min=-0.001796 max=0.001681 Jy/beam ! Clean residual mean=0.000002 rms=0.000419 Jy/beam ! Combined flux in latest and established models = 0.0870398 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 57 components and 0.0870398 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=0.023188Jy sigma=0.654548 ! Fit after self-cal, rms=0.023190Jy sigma=0.654539 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 = -1.50677e-05 Jy ! Component: 100 - total flux cleaned = -1.50611e-05 Jy ! Component: 150 - total flux cleaned = -1.50483e-05 Jy ! Component: 200 - total flux cleaned = -2.49657e-05 Jy ! Total flux subtracted in 200 components = -2.49657e-05 Jy ! Clean residual min=-0.001763 max=0.001684 Jy/beam ! Clean residual mean=0.000002 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0870149 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.0870149 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=0.023175Jy sigma=0.654302 ! Fit after self-cal, rms=0.023176Jy sigma=0.654296 ! 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=0.023176Jy sigma=0.654296 ! Fit after self-cal, rms=0.023229Jy sigma=0.653948 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.163 mas, bmaj=8.554 mas, bpa=26.55 degrees ! Estimated noise=0.681902 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00037264 Jy ! Component: 100 - total flux cleaned = -0.000348541 Jy ! Component: 150 - total flux cleaned = -0.000327116 Jy ! Component: 200 - total flux cleaned = -0.000317467 Jy ! Total flux subtracted in 200 components = -0.000317467 Jy ! Clean residual min=-0.001726 max=0.001655 Jy/beam ! Clean residual mean=0.000001 rms=0.000412 Jy/beam ! Combined flux in latest and established models = 0.0866974 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 82 components and 0.0866974 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=0.023205Jy sigma=0.653590 ! Fit after self-cal, rms=0.023207Jy sigma=0.653581 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 = -4.24884e-05 Jy ! Component: 100 - total flux cleaned = -3.37175e-05 Jy ! Component: 150 - total flux cleaned = -5.05802e-05 Jy ! Component: 200 - total flux cleaned = -5.87283e-05 Jy ! Total flux subtracted in 200 components = -5.87283e-05 Jy ! Clean residual min=-0.001707 max=0.001651 Jy/beam ! Clean residual mean=0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0866387 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 89 components and 0.0866387 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=0.023196Jy sigma=0.653436 ! Fit after self-cal, rms=0.023196Jy sigma=0.653432 ! 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=0.023196Jy sigma=0.653432 ! Fit after self-cal, rms=0.023265Jy sigma=0.653181 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.099 mas, bmaj=10.28 mas, bpa=16.91 degrees ! Estimated noise=0.735088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000404636 Jy ! Component: 100 - total flux cleaned = -0.000429172 Jy ! Component: 150 - total flux cleaned = -0.000421414 Jy ! Component: 200 - total flux cleaned = -0.000414323 Jy ! Total flux subtracted in 200 components = -0.000414323 Jy ! Clean residual min=-0.001548 max=0.001425 Jy/beam ! Clean residual mean=0.000002 rms=0.000433 Jy/beam ! Combined flux in latest and established models = 0.0862243 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 0.0862243 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=0.023252Jy sigma=0.653113 ! Fit after self-cal, rms=0.023252Jy sigma=0.653104 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 = -2.39827e-05 Jy ! Component: 100 - total flux cleaned = -2.41251e-05 Jy ! Component: 150 - total flux cleaned = -1.84517e-05 Jy ! Component: 200 - total flux cleaned = -2.35977e-05 Jy ! Total flux subtracted in 200 components = -2.35977e-05 Jy ! Clean residual min=-0.001528 max=0.001423 Jy/beam ! Clean residual mean=0.000002 rms=0.000432 Jy/beam ! Combined flux in latest and established models = 0.0862007 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 106 components and 0.0862008 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=0.023248Jy sigma=0.653110 ! Fit after self-cal, rms=0.023249Jy sigma=0.653105 ! 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=2.158 mas, bmaj=8.575 mas, bpa=26.6 degrees ! Estimated noise=0.681553 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.158 x 8.575 at 26.6 degrees (North through East) ! Clean map min=-0.0016646 max=0.077157 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=1.707 mas, bmaj=8.623 mas, bpa=28.73 degrees ! Estimated noise=0.924833 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0605853 Jy ! Component: 100 - total flux cleaned = 0.0738507 Jy ! Component: 150 - total flux cleaned = 0.0773415 Jy ! Component: 200 - total flux cleaned = 0.0794093 Jy ! Total flux subtracted in 200 components = 0.0794093 Jy ! Clean residual min=-0.002661 max=0.002373 Jy/beam ! Clean residual mean=0.000000 rms=0.000656 Jy/beam ! Combined flux in latest and established models = 0.0794093 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 28 model components to the UV plane model. ! The established model now contains 28 components and 0.0794093 Jy ! Inverting map and beam ! Estimated beam: bmin=2.158 mas, bmaj=8.575 mas, bpa=26.6 degrees ! Estimated noise=0.681553 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 = 0.0017187 Jy ! Component: 100 - total flux cleaned = 0.00289206 Jy ! Component: 150 - total flux cleaned = 0.00377028 Jy ! Component: 200 - total flux cleaned = 0.00443299 Jy ! Total flux subtracted in 200 components = 0.00443299 Jy ! Clean residual min=-0.001933 max=0.001494 Jy/beam ! Clean residual mean=-0.000001 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.0838423 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 51 components and 0.0838423 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=4.099 mas, bmaj=10.28 mas, bpa=16.91 degrees ! Estimated noise=0.735088 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000585911 Jy ! Component: 100 - total flux cleaned = 0.000968149 Jy ! Component: 150 - total flux cleaned = 0.00119077 Jy ! Component: 200 - total flux cleaned = 0.00126466 Jy ! Total flux subtracted in 200 components = 0.00126466 Jy ! Clean residual min=-0.001557 max=0.001382 Jy/beam ! Clean residual mean=0.000000 rms=0.000440 Jy/beam ! Combined flux in latest and established models = 0.085107 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 = 7.44428e-05 Jy ! Component: 100 - total flux cleaned = 0.000134109 Jy ! Component: 150 - total flux cleaned = 0.000162007 Jy ! Component: 200 - total flux cleaned = 0.000188702 Jy ! Total flux subtracted in 200 components = 0.000188702 Jy ! Clean residual min=-0.001545 max=0.001385 Jy/beam ! Clean residual mean=0.000000 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0852957 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 67 components and 0.0852957 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.158 mas, bmaj=8.575 mas, bpa=26.6 degrees ! Estimated noise=0.681553 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -5.78044e-05 Jy ! Component: 100 - total flux cleaned = -8.18651e-05 Jy ! Component: 150 - total flux cleaned = -3.85187e-05 Jy ! Component: 200 - total flux cleaned = 1.36691e-06 Jy ! Total flux subtracted in 200 components = 1.36691e-06 Jy ! Clean residual min=-0.001807 max=0.001563 Jy/beam ! Clean residual mean=0.000000 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0852971 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 77 components and 0.0852971 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=0.023257Jy sigma=0.653127 ! Fit after self-cal, rms=0.023258Jy sigma=0.653106 wmodel J1538-1655_C_map.mod ! Writing 77 model components to file: J1538-1655_C_map.mod wobs J1538-1655_C_uvs.fits ! Writing UV FITS file: J1538-1655_C_uvs.fits wwins J1538-1655_C_map.win ! wwins: Wrote 1 windows to J1538-1655_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 = -0.00054629 Jy ! Component: 100 - total flux cleaned = -0.000797498 Jy ! Component: 150 - total flux cleaned = -0.000848373 Jy ! Component: 200 - total flux cleaned = -0.000661677 Jy ! Component: 250 - total flux cleaned = -0.000527907 Jy ! Component: 300 - total flux cleaned = -0.000292723 Jy ! Component: 350 - total flux cleaned = -2.48648e-05 Jy ! Component: 400 - total flux cleaned = 0.000154726 Jy ! Component: 450 - total flux cleaned = 0.000232178 Jy ! Component: 500 - total flux cleaned = 0.000307824 Jy ! Component: 550 - total flux cleaned = 0.000326507 Jy ! Component: 600 - total flux cleaned = 0.000344696 Jy ! Component: 650 - total flux cleaned = 0.000344865 Jy ! Component: 700 - total flux cleaned = 0.000328045 Jy ! Component: 750 - total flux cleaned = 0.00031146 Jy ! Component: 800 - total flux cleaned = 0.00031152 Jy ! Component: 850 - total flux cleaned = 0.000294974 Jy ! Component: 900 - total flux cleaned = 0.000279071 Jy ! Component: 950 - total flux cleaned = 0.000279013 Jy ! Component: 1000 - total flux cleaned = 0.000278915 Jy ! Component: 1050 - total flux cleaned = 0.0002338 Jy ! Component: 1100 - total flux cleaned = 0.000248925 Jy ! Component: 1150 - total flux cleaned = 0.000321784 Jy ! Component: 1200 - total flux cleaned = 0.000292708 Jy ! Component: 1250 - total flux cleaned = 0.000278605 Jy ! Component: 1300 - total flux cleaned = 0.000264743 Jy ! Component: 1350 - total flux cleaned = 0.000223646 Jy ! Component: 1400 - total flux cleaned = 0.000223846 Jy ! Component: 1450 - total flux cleaned = 0.00022387 Jy ! Component: 1500 - total flux cleaned = 0.000197371 Jy ! Component: 1550 - total flux cleaned = 0.000223253 Jy ! Component: 1600 - total flux cleaned = 0.000184489 Jy ! Component: 1650 - total flux cleaned = 0.000184375 Jy ! Component: 1700 - total flux cleaned = 0.000184287 Jy ! Component: 1750 - total flux cleaned = 0.0001721 Jy ! Component: 1800 - total flux cleaned = 0.000172337 Jy ! Component: 1850 - total flux cleaned = 0.000208748 Jy ! Component: 1900 - total flux cleaned = 0.000184627 Jy ! Component: 1950 - total flux cleaned = 0.000184792 Jy ! Component: 2000 - total flux cleaned = 0.00020817 Jy ! Component: 2050 - total flux cleaned = 0.000184843 Jy ! Component: 2100 - total flux cleaned = 0.000219379 Jy ! Component: 2150 - total flux cleaned = 0.000230648 Jy ! Component: 2200 - total flux cleaned = 0.000219302 Jy ! Component: 2250 - total flux cleaned = 0.000241598 Jy ! Component: 2300 - total flux cleaned = 0.000252651 Jy ! Component: 2350 - total flux cleaned = 0.000263517 Jy ! Component: 2400 - total flux cleaned = 0.000285152 Jy ! Component: 2450 - total flux cleaned = 0.000274408 Jy ! Component: 2500 - total flux cleaned = 0.000274453 Jy ! Component: 2550 - total flux cleaned = 0.000274547 Jy ! Component: 2600 - total flux cleaned = 0.000295497 Jy ! Component: 2650 - total flux cleaned = 0.000264244 Jy ! Component: 2700 - total flux cleaned = 0.000264321 Jy ! Component: 2750 - total flux cleaned = 0.000233676 Jy ! Component: 2800 - total flux cleaned = 0.000264093 Jy ! Component: 2850 - total flux cleaned = 0.000274035 Jy ! Component: 2900 - total flux cleaned = 0.000244027 Jy ! Component: 2950 - total flux cleaned = 0.000254036 Jy ! Component: 3000 - total flux cleaned = 0.000263942 Jy ! Component: 3050 - total flux cleaned = 0.000293355 Jy ! Component: 3100 - total flux cleaned = 0.000273883 Jy ! Component: 3150 - total flux cleaned = 0.000283498 Jy ! Component: 3200 - total flux cleaned = 0.000312271 Jy ! Component: 3250 - total flux cleaned = 0.000283679 Jy ! Component: 3300 - total flux cleaned = 0.000293049 Jy ! Component: 3350 - total flux cleaned = 0.000311727 Jy ! Component: 3400 - total flux cleaned = 0.000320974 Jy ! Component: 3450 - total flux cleaned = 0.000302263 Jy ! Component: 3500 - total flux cleaned = 0.000274563 Jy ! Component: 3550 - total flux cleaned = 0.000283748 Jy ! Component: 3600 - total flux cleaned = 0.000265445 Jy ! Component: 3650 - total flux cleaned = 0.000228973 Jy ! Component: 3700 - total flux cleaned = 0.000247152 Jy ! Component: 3750 - total flux cleaned = 0.000247124 Jy ! Component: 3800 - total flux cleaned = 0.000229206 Jy ! Component: 3850 - total flux cleaned = 0.000193411 Jy ! Component: 3900 - total flux cleaned = 0.000184505 Jy ! Component: 3950 - total flux cleaned = 0.000184477 Jy ! Component: 4000 - total flux cleaned = 0.000149117 Jy ! Component: 4050 - total flux cleaned = 0.000149198 Jy ! Total flux subtracted in 4096 components = 0.000140398 Jy ! Clean residual min=-0.000520 max=0.000467 Jy/beam ! Clean residual mean=-0.000000 rms=0.000161 Jy/beam ! Combined flux in latest and established models = 0.0854375 Jy keep ! Adding 266 model components to the UV plane model. ! The established model now contains 343 components and 0.0854375 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1538-1655_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.158 x 8.575 at 26.6 degrees (North through East) ! Clean map min=-0.00098305 max=0.077278 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1538-1655_C_map.fits wmodel /vlbi/sb072/temp_maps//J1538-1655_C_map.mod ! Writing 343 model components to file: /vlbi/sb072/temp_maps//J1538-1655_C_map.mod wobs /vlbi/sb072/temp_maps//J1538-1655_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1538-1655_C_uvs.fits wwins /vlbi/sb072/temp_maps//J1538-1655_C_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J1538-1655_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0772779 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000157415 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.611099 0.611099 1.2222 2.4444 4.88879 9.77758 19.5552 39.1103 78.2206 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.077 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 490.919 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1538-1655_C_dfm.log closed on Tue Mar 5 23:16:36 2019