! Started logfile: /vlbi/sb072/temp_maps//J1644-2156_X_dfm.log on Fri Jan 25 19:42:01 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs /vlbi/sb072/temp_maps//J1644-2156_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1644-2156_X_uva.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1644-2156 ! ! 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 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 6624 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1644-2156_X] 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 0.200x0.200 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=1.000708Jy sigma=33.938638 ! Fit after self-cal, rms=0.976228Jy sigma=33.155753 ! 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=0.6675 mas, bmaj=1.884 mas, bpa=-5.945 degrees ! Estimated noise=0.541141 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 = 0.0186254 Jy ! Component: 100 - total flux cleaned = 0.0221858 Jy ! Total flux subtracted in 100 components = 0.0221858 Jy ! Clean residual min=-0.002195 max=0.003396 Jy/beam ! Clean residual mean=-0.000002 rms=0.000545 Jy/beam ! Combined flux in latest and established models = 0.0221858 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0221858 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=0.026346Jy sigma=0.789320 ! Fit after self-cal, rms=0.024740Jy sigma=0.737532 ! Inverting map ! Added new window around map position (1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358535 Jy ! Component: 100 - total flux cleaned = 0.00481952 Jy ! Total flux subtracted in 100 components = 0.00481952 Jy ! Clean residual min=-0.001901 max=0.003057 Jy/beam ! Clean residual mean=-0.000002 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.0270054 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0270054 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=0.024190Jy sigma=0.721823 ! Fit after self-cal, rms=0.024108Jy sigma=0.719031 ! 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=0.9114 mas, bmaj=2.277 mas, bpa=-4.228 degrees ! Estimated noise=0.261489 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 = 0.0015872 Jy ! Component: 100 - total flux cleaned = 0.00231963 Jy ! Component: 150 - total flux cleaned = 0.00255782 Jy ! Component: 200 - total flux cleaned = 0.00261229 Jy ! Total flux subtracted in 200 components = 0.00261229 Jy ! Clean residual min=-0.001488 max=0.001690 Jy/beam ! Clean residual mean=-0.000002 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0296177 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 18 components and 0.0296177 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=0.023974Jy sigma=0.716200 ! Fit after self-cal, rms=0.023954Jy sigma=0.715656 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9114 x 2.277 at -4.228 degrees (North through East) ! Clean map min=-0.0013202 max=0.023061 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 1.08 LA 0.92 ! MK 1.01 NL 1.15 OV 1.24 PT 0.76 ! SC 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.03 KP 1.06 LA 0.97 ! MK 1.04 NL 1.08 OV 1.13 PT 0.80 ! SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.01 KP 1.08 LA 0.97 ! MK 1.00 NL 1.16 OV 1.21 PT 0.81 ! SC 1.12 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 KP 1.08 LA 1.10 ! MK 0.95 NL 1.05 OV 1.10 PT 0.82 ! SC 0.91 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.14 KP 0.84 LA 1.09 ! MK 0.96 NL 1.01 OV 1.22 PT 0.81 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.00 KP 0.89 LA 1.01 ! MK 0.92 NL 1.01 OV 1.17 PT 0.85 ! SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 1.05 LA 1.05 ! MK 0.93 NL 1.04 OV 1.15 PT 0.71 ! SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.03 KP 1.07 LA 0.96 ! MK 1.00 NL 1.11 OV 1.08 PT 0.84 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.023954Jy sigma=0.715656 ! Fit after self-cal, rms=0.021934Jy sigma=0.706252 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9049 mas, bmaj=2.264 mas, bpa=-4.36 degrees ! Estimated noise=0.263493 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 (5.2, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104616 Jy ! Component: 100 - total flux cleaned = 0.00116772 Jy ! Component: 150 - total flux cleaned = 0.00117948 Jy ! Component: 200 - total flux cleaned = 0.00118952 Jy ! Total flux subtracted in 200 components = 0.00118952 Jy ! Clean residual min=-0.000795 max=0.000711 Jy/beam ! Clean residual mean=0.000000 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0308072 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 32 components and 0.0308072 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=0.021888Jy sigma=0.704614 ! Fit after self-cal, rms=0.021861Jy sigma=0.703932 ! 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=0.021861Jy sigma=0.703932 ! Fit after self-cal, rms=0.021812Jy sigma=0.703874 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9049 mas, bmaj=2.263 mas, bpa=-4.231 degrees ! Estimated noise=0.262977 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00028124 Jy ! Component: 100 - total flux cleaned = 0.000307995 Jy ! Component: 150 - total flux cleaned = 0.0003152 Jy ! Component: 200 - total flux cleaned = 0.000308346 Jy ! Total flux subtracted in 200 components = 0.000308346 Jy ! Clean residual min=-0.000773 max=0.000657 Jy/beam ! Clean residual mean=-0.000000 rms=0.000178 Jy/beam ! Combined flux in latest and established models = 0.0311155 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 41 components and 0.0311155 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=0.021804Jy sigma=0.703610 ! Fit after self-cal, rms=0.021804Jy sigma=0.703591 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 = 8.65851e-05 Jy ! Component: 100 - total flux cleaned = 8.04475e-05 Jy ! Component: 150 - total flux cleaned = 8.07892e-05 Jy ! Component: 200 - total flux cleaned = 8.07425e-05 Jy ! Total flux subtracted in 200 components = 8.07425e-05 Jy ! Clean residual min=-0.000756 max=0.000654 Jy/beam ! Clean residual mean=-0.000000 rms=0.000176 Jy/beam ! Combined flux in latest and established models = 0.0311963 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 48 components and 0.0311963 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=0.021801Jy sigma=0.703501 ! Fit after self-cal, rms=0.021801Jy sigma=0.703498 ! 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=0.021801Jy sigma=0.703498 ! Fit after self-cal, rms=0.021843Jy sigma=0.703480 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.905 mas, bmaj=2.262 mas, bpa=-4.21 degrees ! Estimated noise=0.263161 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.04818e-05 Jy ! Component: 100 - total flux cleaned = 5.02591e-05 Jy ! Component: 150 - total flux cleaned = 4.58175e-05 Jy ! Component: 200 - total flux cleaned = 4.17595e-05 Jy ! Total flux subtracted in 200 components = 4.17595e-05 Jy ! Clean residual min=-0.000751 max=0.000652 Jy/beam ! Clean residual mean=-0.000000 rms=0.000175 Jy/beam ! Combined flux in latest and established models = 0.031238 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 57 components and 0.031238 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=0.021841Jy sigma=0.703416 ! Fit after self-cal, rms=0.021841Jy sigma=0.703414 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 = 1.98937e-05 Jy ! Component: 100 - total flux cleaned = 1.59707e-05 Jy ! Component: 150 - total flux cleaned = 1.23577e-05 Jy ! Component: 200 - total flux cleaned = 1.22622e-05 Jy ! Total flux subtracted in 200 components = 1.22622e-05 Jy ! Clean residual min=-0.000743 max=0.000657 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.0312503 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 66 components and 0.0312503 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=0.021840Jy sigma=0.703376 ! Fit after self-cal, rms=0.021840Jy sigma=0.703374 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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=0.021840Jy sigma=0.703374 ! Fit after self-cal, rms=0.021858Jy sigma=0.703370 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.418 mas, bmaj=5.143 mas, bpa=-1.054 degrees ! Estimated noise=0.340438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.68073e-05 Jy ! Component: 100 - total flux cleaned = 3.69798e-05 Jy ! Component: 150 - total flux cleaned = 2.95767e-05 Jy ! Component: 200 - total flux cleaned = 2.27626e-05 Jy ! Total flux subtracted in 200 components = 2.27626e-05 Jy ! Clean residual min=-0.000836 max=0.000754 Jy/beam ! Clean residual mean=-0.000000 rms=0.000235 Jy/beam ! Combined flux in latest and established models = 0.0312731 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 79 components and 0.0312731 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=0.021858Jy sigma=0.703351 ! Fit after self-cal, rms=0.021858Jy sigma=0.703348 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 = -1.31399e-06 Jy ! Component: 100 - total flux cleaned = -3.31823e-06 Jy ! Component: 150 - total flux cleaned = -9.23955e-06 Jy ! Component: 200 - total flux cleaned = -1.49146e-05 Jy ! Total flux subtracted in 200 components = -1.49146e-05 Jy ! Clean residual min=-0.000834 max=0.000753 Jy/beam ! Clean residual mean=-0.000000 rms=0.000234 Jy/beam ! Combined flux in latest and established models = 0.0312582 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 83 components and 0.0312582 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=0.021857Jy sigma=0.703333 ! Fit after self-cal, rms=0.021857Jy sigma=0.703331 ! 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=0.9051 mas, bmaj=2.262 mas, bpa=-4.212 degrees ! Estimated noise=0.263258 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9051 x 2.262 at -4.212 degrees (North through East) ! Clean map min=-0.00067611 max=0.023055 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=0.6613 mas, bmaj=1.875 mas, bpa=-5.647 degrees ! Estimated noise=0.540084 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0198289 Jy ! Component: 100 - total flux cleaned = 0.0253418 Jy ! Component: 150 - total flux cleaned = 0.0277224 Jy ! Component: 200 - total flux cleaned = 0.0291614 Jy ! Total flux subtracted in 200 components = 0.0291614 Jy ! Clean residual min=-0.001460 max=0.001462 Jy/beam ! Clean residual mean=-0.000001 rms=0.000354 Jy/beam ! Combined flux in latest and established models = 0.0291614 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 13 model components to the UV plane model. ! The established model now contains 13 components and 0.0291614 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9051 mas, bmaj=2.262 mas, bpa=-4.212 degrees ! Estimated noise=0.263258 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 (1, -2.2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106962 Jy ! Component: 100 - total flux cleaned = 0.00172946 Jy ! Component: 150 - total flux cleaned = 0.00202712 Jy ! Component: 200 - total flux cleaned = 0.00208309 Jy ! Total flux subtracted in 200 components = 0.00208309 Jy ! Clean residual min=-0.000823 max=0.000654 Jy/beam ! Clean residual mean=-0.000000 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0312445 Jy ! Adding 20 model components to the UV plane model. ! The established model now contains 30 components and 0.0312445 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.418 mas, bmaj=5.143 mas, bpa=-1.054 degrees ! Estimated noise=0.340438 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00018492 Jy ! Component: 100 - total flux cleaned = 0.000238412 Jy ! Component: 150 - total flux cleaned = 0.000273361 Jy ! Component: 200 - total flux cleaned = 0.000296727 Jy ! Total flux subtracted in 200 components = 0.000296727 Jy ! Clean residual min=-0.000875 max=0.000760 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0315412 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 = 2.89402e-05 Jy ! Component: 100 - total flux cleaned = 3.70289e-05 Jy ! Component: 150 - total flux cleaned = 4.06396e-05 Jy ! Component: 200 - total flux cleaned = 3.36919e-05 Jy ! Total flux subtracted in 200 components = 3.36919e-05 Jy ! Clean residual min=-0.000854 max=0.000757 Jy/beam ! Clean residual mean=-0.000000 rms=0.000231 Jy/beam ! Combined flux in latest and established models = 0.0315749 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 58 components and 0.0315749 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9051 mas, bmaj=2.262 mas, bpa=-4.212 degrees ! Estimated noise=0.263258 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.6994e-06 Jy ! Component: 100 - total flux cleaned = 3.69389e-05 Jy ! Component: 150 - total flux cleaned = 4.35033e-05 Jy ! Component: 200 - total flux cleaned = 3.76503e-05 Jy ! Total flux subtracted in 200 components = 3.76503e-05 Jy ! Clean residual min=-0.000752 max=0.000659 Jy/beam ! Clean residual mean=-0.000000 rms=0.000172 Jy/beam ! Combined flux in latest and established models = 0.0316125 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 81 components and 0.0316125 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=0.021859Jy sigma=0.703372 ! Fit after self-cal, rms=0.021857Jy sigma=0.703323 wmodel J1644-2156_X_map.mod ! Writing 81 model components to file: J1644-2156_X_map.mod wobs J1644-2156_X_uvs.fits ! Writing UV FITS file: J1644-2156_X_uvs.fits wwins J1644-2156_X_map.win ! wwins: Wrote 4 windows to J1644-2156_X_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 = -0.000160647 Jy ! Component: 100 - total flux cleaned = -0.000171802 Jy ! Component: 150 - total flux cleaned = -0.000150295 Jy ! Component: 200 - total flux cleaned = -0.000160522 Jy ! Component: 250 - total flux cleaned = -0.000150653 Jy ! Component: 300 - total flux cleaned = -0.000160353 Jy ! Component: 350 - total flux cleaned = -0.000160138 Jy ! Component: 400 - total flux cleaned = -0.000160051 Jy ! Component: 450 - total flux cleaned = -0.000168798 Jy ! Component: 500 - total flux cleaned = -0.00016033 Jy ! Component: 550 - total flux cleaned = -0.00012727 Jy ! Component: 600 - total flux cleaned = -8.68548e-05 Jy ! Component: 650 - total flux cleaned = -4.72708e-05 Jy ! Component: 700 - total flux cleaned = -8.36786e-07 Jy ! Component: 750 - total flux cleaned = 4.4481e-05 Jy ! Component: 800 - total flux cleaned = 4.44589e-05 Jy ! Component: 850 - total flux cleaned = 0.00010987 Jy ! Component: 900 - total flux cleaned = 0.0001597 Jy ! Component: 950 - total flux cleaned = 0.00020161 Jy ! Component: 1000 - total flux cleaned = 0.000235836 Jy ! Component: 1050 - total flux cleaned = 0.000283082 Jy ! Component: 1100 - total flux cleaned = 0.000322684 Jy ! Component: 1150 - total flux cleaned = 0.000355156 Jy ! Component: 1200 - total flux cleaned = 0.000399819 Jy ! Component: 1250 - total flux cleaned = 0.000437514 Jy ! Component: 1300 - total flux cleaned = 0.000456191 Jy ! Component: 1350 - total flux cleaned = 0.000498997 Jy ! Component: 1400 - total flux cleaned = 0.000523141 Jy ! Component: 1450 - total flux cleaned = 0.000552837 Jy ! Component: 1500 - total flux cleaned = 0.000582087 Jy ! Component: 1550 - total flux cleaned = 0.00061091 Jy ! Component: 1600 - total flux cleaned = 0.000656579 Jy ! Component: 1650 - total flux cleaned = 0.000684667 Jy ! Component: 1700 - total flux cleaned = 0.00069582 Jy ! Component: 1750 - total flux cleaned = 0.000723411 Jy ! Component: 1800 - total flux cleaned = 0.000766904 Jy ! Component: 1850 - total flux cleaned = 0.000799168 Jy ! Component: 1900 - total flux cleaned = 0.000825627 Jy ! Component: 1950 - total flux cleaned = 0.00085193 Jy ! Component: 2000 - total flux cleaned = 0.000888335 Jy ! Component: 2050 - total flux cleaned = 0.000908979 Jy ! Component: 2100 - total flux cleaned = 0.000929351 Jy ! Component: 2150 - total flux cleaned = 0.0009545 Jy ! Component: 2200 - total flux cleaned = 0.000969488 Jy ! Component: 2250 - total flux cleaned = 0.000994189 Jy ! Component: 2300 - total flux cleaned = 0.000984473 Jy ! Component: 2350 - total flux cleaned = 0.000999016 Jy ! Component: 2400 - total flux cleaned = 0.000999081 Jy ! Component: 2450 - total flux cleaned = 0.0010133 Jy ! Component: 2500 - total flux cleaned = 0.00100387 Jy ! Component: 2550 - total flux cleaned = 0.00100389 Jy ! Component: 2600 - total flux cleaned = 0.000999284 Jy ! Component: 2650 - total flux cleaned = 0.0010176 Jy ! Component: 2700 - total flux cleaned = 0.00101297 Jy ! Component: 2750 - total flux cleaned = 0.00101743 Jy ! Component: 2800 - total flux cleaned = 0.00102637 Jy ! Component: 2850 - total flux cleaned = 0.001013 Jy ! Component: 2900 - total flux cleaned = 0.00103504 Jy ! Component: 2950 - total flux cleaned = 0.00101306 Jy ! Component: 3000 - total flux cleaned = 0.0010349 Jy ! Component: 3050 - total flux cleaned = 0.00103923 Jy ! Component: 3100 - total flux cleaned = 0.00103063 Jy ! Component: 3150 - total flux cleaned = 0.00104775 Jy ! Component: 3200 - total flux cleaned = 0.00106044 Jy ! Component: 3250 - total flux cleaned = 0.0010562 Jy ! Component: 3300 - total flux cleaned = 0.00105206 Jy ! Component: 3350 - total flux cleaned = 0.00106458 Jy ! Component: 3400 - total flux cleaned = 0.00108114 Jy ! Component: 3450 - total flux cleaned = 0.00108526 Jy ! Component: 3500 - total flux cleaned = 0.00108936 Jy ! Component: 3550 - total flux cleaned = 0.00110973 Jy ! Component: 3600 - total flux cleaned = 0.00109754 Jy ! Component: 3650 - total flux cleaned = 0.00109753 Jy ! Component: 3700 - total flux cleaned = 0.00109349 Jy ! Component: 3750 - total flux cleaned = 0.00109751 Jy ! Component: 3800 - total flux cleaned = 0.00110542 Jy ! Component: 3850 - total flux cleaned = 0.00109751 Jy ! Component: 3900 - total flux cleaned = 0.00109748 Jy ! Component: 3950 - total flux cleaned = 0.00108575 Jy ! Component: 4000 - total flux cleaned = 0.00107021 Jy ! Component: 4050 - total flux cleaned = 0.00106244 Jy ! Total flux subtracted in 4096 components = 0.00106244 Jy ! Clean residual min=-0.000237 max=0.000250 Jy/beam ! Clean residual mean=-0.000000 rms=0.000064 Jy/beam ! Combined flux in latest and established models = 0.032675 Jy keep ! Adding 250 model components to the UV plane model. ! The established model now contains 331 components and 0.0326749 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1644-2156_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9051 x 2.262 at -4.212 degrees (North through East) ! Clean map min=-0.00042993 max=0.022948 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1644-2156_X_map.fits wmodel /vlbi/sb072/temp_maps//J1644-2156_X_map.mod ! Writing 331 model components to file: /vlbi/sb072/temp_maps//J1644-2156_X_map.mod wobs /vlbi/sb072/temp_maps//J1644-2156_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1644-2156_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1644-2156_X_map.win ! wwins: Wrote 5 windows to /vlbi/sb072/temp_maps//J1644-2156_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0229481 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 6.37298e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.833139 0.833139 1.66628 3.33255 6.66511 13.3302 26.6604 53.3209 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.022 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 360.084 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1644-2156_X_dfm.log closed on Fri Jan 25 19:42:06 2019