! Started logfile: /vlbi/sb072/temp_maps//J0457-2324_X_dfm.log on Fri Dec 28 22:50:56 2018 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//J0457-2324_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0457-2324_X_uva.fits ! AN table 1: 4 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0457-2324 ! ! 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 1152 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 J0457-2324_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=2.363645Jy sigma=75.267920 ! Fit after self-cal, rms=1.152343Jy sigma=37.141851 ! 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=0.7029 mas, bmaj=1.981 mas, bpa=-7.985 degrees ! Estimated noise=0.880197 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 = 1.5307 Jy ! Component: 100 - total flux cleaned = 1.92151 Jy ! Total flux subtracted in 100 components = 1.92151 Jy ! Clean residual min=-0.082228 max=0.171986 Jy/beam ! Clean residual mean=0.000266 rms=0.025656 Jy/beam ! Combined flux in latest and established models = 1.92151 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 1.92151 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=0.390332Jy sigma=12.400120 ! Fit after self-cal, rms=0.389627Jy sigma=12.387287 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.199885 Jy ! Component: 100 - total flux cleaned = 0.315266 Jy ! Total flux subtracted in 100 components = 0.315266 Jy ! Clean residual min=-0.047484 max=0.085679 Jy/beam ! Clean residual mean=0.000126 rms=0.013770 Jy/beam ! Combined flux in latest and established models = 2.23678 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 11 components and 2.23678 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=0.209348Jy sigma=6.595978 ! Fit after self-cal, rms=0.208571Jy sigma=6.577715 ! Inverting map ! Added new window around map position (1.8, 0.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0839255 Jy ! Component: 100 - total flux cleaned = 0.137901 Jy ! Total flux subtracted in 100 components = 0.137901 Jy ! Clean residual min=-0.036193 max=0.073693 Jy/beam ! Clean residual mean=0.000071 rms=0.009720 Jy/beam ! Combined flux in latest and established models = 2.37468 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 2.37468 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=0.153561Jy sigma=4.888556 ! Fit after self-cal, rms=0.151003Jy sigma=4.802350 ! Inverting map ! Added new window around map position (-1.8, -1). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0586887 Jy ! Component: 100 - total flux cleaned = 0.0959065 Jy ! Total flux subtracted in 100 components = 0.0959065 Jy ! Clean residual min=-0.029881 max=0.024729 Jy/beam ! Clean residual mean=0.000034 rms=0.006589 Jy/beam ! Combined flux in latest and established models = 2.47058 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 35 components and 2.47059 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=0.114450Jy sigma=3.605714 ! Fit after self-cal, rms=0.113360Jy sigma=3.575506 ! 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=0.8432 mas, bmaj=2.271 mas, bpa=-5.857 degrees ! Estimated noise=0.666603 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 = 0.0460334 Jy ! Component: 100 - total flux cleaned = 0.0769424 Jy ! Component: 150 - total flux cleaned = 0.0990743 Jy ! Component: 200 - total flux cleaned = 0.115327 Jy ! Total flux subtracted in 200 components = 0.115327 Jy ! Clean residual min=-0.030384 max=0.027532 Jy/beam ! Clean residual mean=-0.000019 rms=0.008471 Jy/beam ! Combined flux in latest and established models = 2.58591 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 67 components and 2.58591 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=0.086948Jy sigma=2.782157 ! Fit after self-cal, rms=0.086535Jy sigma=2.770663 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8432 x 2.271 at -5.857 degrees (North through East) ! Clean map min=-0.029461 max=2.0311 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.02 HN 0.99 KP 0.99 ! MK 1.00 NL 1.01 OV 0.98 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.00 KP 1.00 ! MK 1.00 NL 1.02 OV 0.96 PT 1.00 ! SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 0.99 KP 1.00 ! MK 1.00 NL 1.02 OV 0.98 PT 0.99 ! SC 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 0.99 KP 1.00 ! MK 1.01 NL 1.02 OV 0.97 PT 1.00 ! SC 1.02 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.05 HN 1.00 KP 1.00 ! MK 1.00 NL 1.01 OV 0.97 PT 1.01 ! SC 1.01 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.04 HN 1.01 KP 1.01 ! MK 1.02 NL 1.02 OV 0.98 PT 1.01 ! SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.04 HN 1.00 KP 1.00 ! MK 1.01 NL 1.01 OV 0.98 PT 1.00 ! SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.03 HN 1.01 KP 1.00 ! MK 1.01 NL 1.00 OV 0.98 PT 1.01 ! SC 1.01 ! ! ! Fit before self-cal, rms=0.086535Jy sigma=2.770663 ! Fit after self-cal, rms=0.052239Jy sigma=1.562889 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.846 mas, bmaj=2.272 mas, bpa=-5.82 degrees ! Estimated noise=0.665677 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 = -0.0100282 Jy ! Component: 100 - total flux cleaned = -0.0110641 Jy ! Component: 150 - total flux cleaned = -0.0114692 Jy ! Component: 200 - total flux cleaned = -0.011832 Jy ! Total flux subtracted in 200 components = -0.011832 Jy ! Clean residual min=-0.016604 max=0.011861 Jy/beam ! Clean residual mean=-0.000003 rms=0.003462 Jy/beam ! Combined flux in latest and established models = 2.57408 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 75 components and 2.57408 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=0.049302Jy sigma=1.458524 ! Fit after self-cal, rms=0.049168Jy sigma=1.453223 ! 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=0.049168Jy sigma=1.453223 ! Fit after self-cal, rms=0.048449Jy sigma=1.417671 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8454 mas, bmaj=2.27 mas, bpa=-5.801 degrees ! Estimated noise=0.665489 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00859501 Jy ! Component: 100 - total flux cleaned = -0.00906069 Jy ! Component: 150 - total flux cleaned = -0.00940596 Jy ! Component: 200 - total flux cleaned = -0.00984946 Jy ! Total flux subtracted in 200 components = -0.00984946 Jy ! Clean residual min=-0.013729 max=0.010897 Jy/beam ! Clean residual mean=-0.000003 rms=0.003069 Jy/beam ! Combined flux in latest and established models = 2.56423 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 78 components and 2.56423 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=0.046317Jy sigma=1.343154 ! Fit after self-cal, rms=0.046289Jy sigma=1.341136 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 = -0.000377253 Jy ! Component: 100 - total flux cleaned = -0.000502457 Jy ! Component: 150 - total flux cleaned = -0.000623847 Jy ! Component: 200 - total flux cleaned = -0.000625175 Jy ! Total flux subtracted in 200 components = -0.000625175 Jy ! Clean residual min=-0.012981 max=0.010459 Jy/beam ! Clean residual mean=-0.000002 rms=0.002996 Jy/beam ! Combined flux in latest and established models = 2.56361 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 82 components and 2.56361 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=0.045746Jy sigma=1.317895 ! Fit after self-cal, rms=0.045765Jy sigma=1.317336 ! 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=0.045765Jy sigma=1.317336 ! Fit after self-cal, rms=0.044981Jy sigma=1.281143 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8448 mas, bmaj=2.269 mas, bpa=-5.787 degrees ! Estimated noise=0.665478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00688547 Jy ! Component: 100 - total flux cleaned = -0.0080137 Jy ! Component: 150 - total flux cleaned = -0.00816418 Jy ! Component: 200 - total flux cleaned = -0.00816817 Jy ! Total flux subtracted in 200 components = -0.00816817 Jy ! Clean residual min=-0.012046 max=0.009670 Jy/beam ! Clean residual mean=-0.000002 rms=0.002670 Jy/beam ! Combined flux in latest and established models = 2.55544 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 88 components and 2.55544 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=0.043422Jy sigma=1.228495 ! Fit after self-cal, rms=0.043447Jy sigma=1.227899 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 = -7.97577e-05 Jy ! Component: 100 - total flux cleaned = -0.000177755 Jy ! Component: 150 - total flux cleaned = -0.00027456 Jy ! Component: 200 - total flux cleaned = -0.000456782 Jy ! Total flux subtracted in 200 components = -0.000456782 Jy ! Clean residual min=-0.011952 max=0.009347 Jy/beam ! Clean residual mean=-0.000002 rms=0.002632 Jy/beam ! Combined flux in latest and established models = 2.55498 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 92 components and 2.55498 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=0.043069Jy sigma=1.214023 ! Fit after self-cal, rms=0.043102Jy sigma=1.213663 ! 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=0.043102Jy sigma=1.213663 ! Fit after self-cal, rms=0.042386Jy sigma=1.183247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.018 mas, bmaj=4.574 mas, bpa=-1.39 degrees ! Estimated noise=0.863842 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00534848 Jy ! Component: 100 - total flux cleaned = -0.00637099 Jy ! Component: 150 - total flux cleaned = -0.00720593 Jy ! Component: 200 - total flux cleaned = -0.00752891 Jy ! Total flux subtracted in 200 components = -0.00752891 Jy ! Clean residual min=-0.016803 max=0.012215 Jy/beam ! Clean residual mean=-0.000002 rms=0.004011 Jy/beam ! Combined flux in latest and established models = 2.54745 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 99 components and 2.54745 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=0.041864Jy sigma=1.176094 ! Fit after self-cal, rms=0.041813Jy sigma=1.174922 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 = -0.000114113 Jy ! Component: 100 - total flux cleaned = -0.000421911 Jy ! Component: 150 - total flux cleaned = -0.000477134 Jy ! Component: 200 - total flux cleaned = -0.000527395 Jy ! Total flux subtracted in 200 components = -0.000527395 Jy ! Clean residual min=-0.016564 max=0.012260 Jy/beam ! Clean residual mean=-0.000001 rms=0.003979 Jy/beam ! Combined flux in latest and established models = 2.54692 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 102 components and 2.54692 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=0.041844Jy sigma=1.173684 ! Fit after self-cal, rms=0.041829Jy sigma=1.173459 ! 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=0.8442 mas, bmaj=2.267 mas, bpa=-5.775 degrees ! Estimated noise=0.665379 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8442 x 2.267 at -5.775 degrees (North through East) ! Clean map min=-0.011496 max=2.0276 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 ! Performing amp+phase self-cal ! ! 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=0.041829Jy sigma=1.173459 ! Fit after self-cal, rms=0.039919Jy sigma=1.107573 ! Inverting map and beam ! Estimated beam: bmin=0.8435 mas, bmaj=2.266 mas, bpa=-5.782 degrees ! Estimated noise=0.665062 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00483973 Jy ! Component: 100 - total flux cleaned = -0.0056608 Jy ! Component: 150 - total flux cleaned = -0.00554924 Jy ! Component: 200 - total flux cleaned = -0.00533719 Jy ! Total flux subtracted in 200 components = -0.00533719 Jy ! Clean residual min=-0.010937 max=0.008431 Jy/beam ! Clean residual mean=-0.000000 rms=0.002259 Jy/beam ! Combined flux in latest and established models = 2.54159 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 109 components and 2.54159 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=0.038700Jy sigma=1.065173 ! Fit after self-cal, rms=0.038737Jy sigma=1.064549 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.06363e-06 Jy ! Component: 100 - total flux cleaned = 0.000181978 Jy ! Component: 150 - total flux cleaned = 0.000268011 Jy ! Component: 200 - total flux cleaned = 0.000268244 Jy ! Total flux subtracted in 200 components = 0.000268244 Jy ! Clean residual min=-0.010651 max=0.007894 Jy/beam ! Clean residual mean=-0.000001 rms=0.002232 Jy/beam ! Combined flux in latest and established models = 2.54186 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 116 components and 2.54186 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=0.038337Jy sigma=1.051784 ! Fit after self-cal, rms=0.038372Jy sigma=1.051175 ! Inverting map ! Performing amp+phase self-cal ! ! 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=0.038372Jy sigma=1.051175 ! Fit after self-cal, rms=0.037865Jy sigma=1.029856 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=0.7029 mas, bmaj=1.976 mas, bpa=-7.865 degrees ! Estimated noise=0.87966 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.52969 Jy ! Component: 100 - total flux cleaned = 1.92209 Jy ! Component: 150 - total flux cleaned = 2.12078 Jy ! Component: 200 - total flux cleaned = 2.23585 Jy ! Total flux subtracted in 200 components = 2.23585 Jy ! Clean residual min=-0.031527 max=0.057379 Jy/beam ! Clean residual mean=0.000118 rms=0.010001 Jy/beam ! Combined flux in latest and established models = 2.23585 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 2.23585 Jy ! Inverting map and beam ! Estimated beam: bmin=0.843 mas, bmaj=2.265 mas, bpa=-5.762 degrees ! Estimated noise=0.66472 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 = 0.0991283 Jy ! Component: 100 - total flux cleaned = 0.158356 Jy ! Component: 150 - total flux cleaned = 0.198162 Jy ! Component: 200 - total flux cleaned = 0.226209 Jy ! Total flux subtracted in 200 components = 0.226209 Jy ! Clean residual min=-0.012962 max=0.018118 Jy/beam ! Clean residual mean=0.000049 rms=0.004294 Jy/beam ! Combined flux in latest and established models = 2.46206 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 45 components and 2.46206 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=2.019 mas, bmaj=4.569 mas, bpa=-1.365 degrees ! Estimated noise=0.864328 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0349283 Jy ! Component: 100 - total flux cleaned = 0.0526332 Jy ! Component: 150 - total flux cleaned = 0.0624066 Jy ! Component: 200 - total flux cleaned = 0.0679913 Jy ! Total flux subtracted in 200 components = 0.0679913 Jy ! Clean residual min=-0.014106 max=0.010315 Jy/beam ! Clean residual mean=0.000006 rms=0.003502 Jy/beam ! Combined flux in latest and established models = 2.53005 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 = 0.00324409 Jy ! Component: 100 - total flux cleaned = 0.00427866 Jy ! Component: 150 - total flux cleaned = 0.00462656 Jy ! Component: 200 - total flux cleaned = 0.00487287 Jy ! Total flux subtracted in 200 components = 0.00487287 Jy ! Clean residual min=-0.014108 max=0.010721 Jy/beam ! Clean residual mean=-0.000001 rms=0.003450 Jy/beam ! Combined flux in latest and established models = 2.53492 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 86 components and 2.53492 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.843 mas, bmaj=2.265 mas, bpa=-5.762 degrees ! Estimated noise=0.66472 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00391639 Jy ! Component: 100 - total flux cleaned = -0.00394601 Jy ! Component: 150 - total flux cleaned = -0.00353508 Jy ! Component: 200 - total flux cleaned = -0.00285562 Jy ! Total flux subtracted in 200 components = -0.00285562 Jy ! Clean residual min=-0.012011 max=0.009017 Jy/beam ! Clean residual mean=0.000001 rms=0.002179 Jy/beam ! Combined flux in latest and established models = 2.53207 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 101 components and 2.53207 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=0.038985Jy sigma=1.066163 ! Fit after self-cal, rms=0.038949Jy sigma=1.064666 wmodel J0457-2324_X_map.mod ! Writing 101 model components to file: J0457-2324_X_map.mod wobs J0457-2324_X_uvs.fits ! Writing UV FITS file: J0457-2324_X_uvs.fits wwins J0457-2324_X_map.win ! wwins: Wrote 3 windows to J0457-2324_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 = -0.0037925 Jy ! Component: 100 - total flux cleaned = -0.00427816 Jy ! Component: 150 - total flux cleaned = -0.0042787 Jy ! Component: 200 - total flux cleaned = -0.00415657 Jy ! Component: 250 - total flux cleaned = -0.00415675 Jy ! Component: 300 - total flux cleaned = -0.00437396 Jy ! Component: 350 - total flux cleaned = -0.0041689 Jy ! Component: 400 - total flux cleaned = -0.0041684 Jy ! Component: 450 - total flux cleaned = -0.00389092 Jy ! Component: 500 - total flux cleaned = -0.00371426 Jy ! Component: 550 - total flux cleaned = -0.00354282 Jy ! Component: 600 - total flux cleaned = -0.00362464 Jy ! Component: 650 - total flux cleaned = -0.00369976 Jy ! Component: 700 - total flux cleaned = -0.00369947 Jy ! Component: 750 - total flux cleaned = -0.00384471 Jy ! Component: 800 - total flux cleaned = -0.00405204 Jy ! Component: 850 - total flux cleaned = -0.00411557 Jy ! Component: 900 - total flux cleaned = -0.00430773 Jy ! Component: 950 - total flux cleaned = -0.00442929 Jy ! Component: 1000 - total flux cleaned = -0.00454857 Jy ! Component: 1050 - total flux cleaned = -0.00466366 Jy ! Component: 1100 - total flux cleaned = -0.00477554 Jy ! Component: 1150 - total flux cleaned = -0.00493643 Jy ! Component: 1200 - total flux cleaned = -0.00483304 Jy ! Component: 1250 - total flux cleaned = -0.00498504 Jy ! Component: 1300 - total flux cleaned = -0.00493791 Jy ! Component: 1350 - total flux cleaned = -0.00503379 Jy ! Component: 1400 - total flux cleaned = -0.00521612 Jy ! Component: 1450 - total flux cleaned = -0.00512786 Jy ! Component: 1500 - total flux cleaned = -0.00534104 Jy ! Component: 1550 - total flux cleaned = -0.00525753 Jy ! Component: 1600 - total flux cleaned = -0.00541852 Jy ! Component: 1650 - total flux cleaned = -0.00537907 Jy ! Component: 1700 - total flux cleaned = -0.00530242 Jy ! Component: 1750 - total flux cleaned = -0.00530409 Jy ! Component: 1800 - total flux cleaned = -0.00530557 Jy ! Component: 1850 - total flux cleaned = -0.00530629 Jy ! Component: 1900 - total flux cleaned = -0.00517176 Jy ! Component: 1950 - total flux cleaned = -0.00530666 Jy ! Component: 2000 - total flux cleaned = -0.0053059 Jy ! Component: 2050 - total flux cleaned = -0.00527394 Jy ! Component: 2100 - total flux cleaned = -0.00527374 Jy ! Component: 2150 - total flux cleaned = -0.00515263 Jy ! Component: 2200 - total flux cleaned = -0.00515267 Jy ! Component: 2250 - total flux cleaned = -0.00506665 Jy ! Component: 2300 - total flux cleaned = -0.00501019 Jy ! Component: 2350 - total flux cleaned = -0.00487198 Jy ! Component: 2400 - total flux cleaned = -0.00473764 Jy ! Component: 2450 - total flux cleaned = -0.004659 Jy ! Component: 2500 - total flux cleaned = -0.00465847 Jy ! Component: 2550 - total flux cleaned = -0.00455784 Jy ! Component: 2600 - total flux cleaned = -0.00443456 Jy ! Component: 2650 - total flux cleaned = -0.00436217 Jy ! Component: 2700 - total flux cleaned = -0.00438555 Jy ! Component: 2750 - total flux cleaned = -0.00431557 Jy ! Component: 2800 - total flux cleaned = -0.00415665 Jy ! Component: 2850 - total flux cleaned = -0.00417924 Jy ! Component: 2900 - total flux cleaned = -0.00406987 Jy ! Component: 2950 - total flux cleaned = -0.00404853 Jy ! Component: 3000 - total flux cleaned = -0.00392198 Jy ! Component: 3050 - total flux cleaned = -0.00386022 Jy ! Component: 3100 - total flux cleaned = -0.00385975 Jy ! Component: 3150 - total flux cleaned = -0.00379962 Jy ! Component: 3200 - total flux cleaned = -0.00372116 Jy ! Component: 3250 - total flux cleaned = -0.00366318 Jy ! Component: 3300 - total flux cleaned = -0.0036063 Jy ! Component: 3350 - total flux cleaned = -0.00360658 Jy ! Component: 3400 - total flux cleaned = -0.00364301 Jy ! Component: 3450 - total flux cleaned = -0.00353396 Jy ! Component: 3500 - total flux cleaned = -0.00351605 Jy ! Component: 3550 - total flux cleaned = -0.00351623 Jy ! Component: 3600 - total flux cleaned = -0.00348085 Jy ! Component: 3650 - total flux cleaned = -0.00334328 Jy ! Component: 3700 - total flux cleaned = -0.0032587 Jy ! Component: 3750 - total flux cleaned = -0.00319188 Jy ! Component: 3800 - total flux cleaned = -0.00312549 Jy ! Component: 3850 - total flux cleaned = -0.0030601 Jy ! Component: 3900 - total flux cleaned = -0.00294713 Jy ! Component: 3950 - total flux cleaned = -0.00289928 Jy ! Component: 4000 - total flux cleaned = -0.00285204 Jy ! Component: 4050 - total flux cleaned = -0.00280515 Jy ! Total flux subtracted in 4096 components = -0.0027433 Jy ! Clean residual min=-0.000930 max=0.000823 Jy/beam ! Clean residual mean=0.000000 rms=0.000276 Jy/beam ! Combined flux in latest and established models = 2.52933 Jy keep ! Adding 304 model components to the UV plane model. ! The established model now contains 405 components and 2.52933 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0457-2324_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.843 x 2.265 at -5.762 degrees (North through East) ! Clean map min=-0.0050611 max=2.0397 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0457-2324_X_map.fits wmodel /vlbi/sb072/temp_maps//J0457-2324_X_map.mod ! Writing 405 model components to file: /vlbi/sb072/temp_maps//J0457-2324_X_map.mod wobs /vlbi/sb072/temp_maps//J0457-2324_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0457-2324_X_uvs.fits wwins /vlbi/sb072/temp_maps//J0457-2324_X_map.win ! wwins: Wrote 4 windows to /vlbi/sb072/temp_maps//J0457-2324_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 2.03973 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000268787 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0395326 0.0395326 0.0790652 0.15813 0.316261 0.632522 1.26504 2.53009 5.06017 10.1203 20.2407 40.4814 80.9628 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0008 print "peak= ", int(1000*peak_flux)/1000 ! peak= 2.039 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 7588.67 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0457-2324_X_dfm.log closed on Fri Dec 28 22:51:01 2018