! Started logfile: /vlbi/uf001/uva//J1653+3107_X_dfm.log on Mon Jan 14 03:56:37 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J1653+3107_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J1653+3107_X_uva.fits ! AN table 1: 84 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.674745 visibilities/baseline/integration-bin. ! Found source: J1653+3107 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 19044 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 12 channels. ! Selecting polarization: RR, channels: 1..12 ! 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 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 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 J1653+3107_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. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 151 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.150889Jy sigma=19.748802 ! Fit after self-cal, rms=0.531856Jy sigma=8.636680 ! 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=0.599 mas, bmaj=1.28 mas, bpa=-2.419 degrees ! Estimated noise=0.682436 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 = 0.376366 Jy ! Component: 100 - total flux cleaned = 0.466024 Jy ! Total flux subtracted in 100 components = 0.466024 Jy ! Clean residual min=-0.033288 max=0.049020 Jy/beam ! Clean residual mean=-0.000012 rms=0.006964 Jy/beam ! Combined flux in latest and established models = 0.466024 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.466024 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.180509Jy sigma=2.677620 ! Fit after self-cal, rms=0.180147Jy sigma=2.674173 ! Inverting map ! Added new window around map position (-0.6, 4.6). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0502704 Jy ! Component: 100 - total flux cleaned = 0.0828222 Jy ! Total flux subtracted in 100 components = 0.0828222 Jy ! Clean residual min=-0.029393 max=0.041342 Jy/beam ! Clean residual mean=-0.000010 rms=0.005778 Jy/beam ! Combined flux in latest and established models = 0.548846 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 12 components and 0.548846 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.162643Jy sigma=2.313423 ! Fit after self-cal, rms=0.161456Jy sigma=2.286551 ! Inverting map ! Added new window around map position (-2.2, 4.8). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0372502 Jy ! Component: 100 - total flux cleaned = 0.060794 Jy ! Total flux subtracted in 100 components = 0.060794 Jy ! Clean residual min=-0.024620 max=0.027830 Jy/beam ! Clean residual mean=-0.000009 rms=0.005042 Jy/beam ! Combined flux in latest and established models = 0.60964 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.60964 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.149962Jy sigma=2.118828 ! Fit after self-cal, rms=0.148755Jy sigma=2.095723 ! 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=0.7801 mas, bmaj=1.554 mas, bpa=0.7156 degrees ! Estimated noise=0.320695 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 = 0.0249061 Jy ! Component: 100 - total flux cleaned = 0.0409643 Jy ! Component: 150 - total flux cleaned = 0.0526297 Jy ! Component: 200 - total flux cleaned = 0.0588576 Jy ! Total flux subtracted in 200 components = 0.0588576 Jy ! Clean residual min=-0.024208 max=0.026756 Jy/beam ! Clean residual mean=0.000013 rms=0.005934 Jy/beam ! Combined flux in latest and established models = 0.668498 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 35 components and 0.668498 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.142161Jy sigma=2.015147 ! Fit after self-cal, rms=0.141691Jy sigma=2.007135 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7801 x 1.554 at 0.7156 degrees (North through East) ! Clean map min=-0.023272 max=0.47979 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.02 LA 0.89 MK 0.99 ! NL 1.06 OV 7.92 PT 1.01 SC 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 0.99 LA 0.89 MK 0.98 ! NL 1.03 OV 8.15 PT 1.01 SC 1.00 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.00 LA 0.91 MK 1.00 ! NL 1.04 OV 8.46 PT 1.00 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.00 LA 0.90 MK 1.00 ! NL 1.05 OV 7.74 PT 1.04 SC 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 1.00 LA 0.89 MK 1.00 ! NL 1.05 OV 7.86 PT 1.01 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.02 LA 0.88 MK 1.00 ! NL 1.06 OV 8.07 PT 1.00 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 HN 1.03 LA 0.90 MK 0.99 ! NL 1.04 OV 11.05 PT 1.02 SC 1.01 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 HN 0.99 LA 0.92 MK 1.02 ! NL 1.05 OV 7.38 PT 1.02 SC 1.01 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 HN 1.00 LA 0.88 MK 1.03 ! NL 1.08 OV 8.07 PT 1.03 SC 1.02 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.05 LA 0.88 MK 1.02 ! NL 1.05 OV 7.42 PT 1.02 SC 1.02 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.01 LA 0.91 MK 1.01 ! NL 1.07 OV 6.66 PT 1.02 SC 1.01 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 HN 1.02 LA 0.89 MK 1.04 ! NL 1.06 OV 6.75 PT 1.02 SC 1.01 ! ! ! Fit before self-cal, rms=0.141691Jy sigma=2.007135 ! Fit after self-cal, rms=0.268809Jy sigma=1.570404 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7775 mas, bmaj=1.551 mas, bpa=0.2261 degrees ! Estimated noise=0.328353 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 = -0.0128683 Jy ! Component: 100 - total flux cleaned = -0.0154005 Jy ! Component: 150 - total flux cleaned = -0.0179594 Jy ! Component: 200 - total flux cleaned = -0.0204698 Jy ! Total flux subtracted in 200 components = -0.0204698 Jy ! Clean residual min=-0.018362 max=0.020089 Jy/beam ! Clean residual mean=0.000006 rms=0.003699 Jy/beam ! Combined flux in latest and established models = 0.648028 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 44 components and 0.648028 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.267307Jy sigma=1.484846 ! Fit after self-cal, rms=0.267919Jy sigma=1.477140 ! Inverting map ! Added new window around map position (1.4, 0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0117415 Jy ! Component: 100 - total flux cleaned = 0.0126681 Jy ! Component: 150 - total flux cleaned = 0.0134543 Jy ! Component: 200 - total flux cleaned = 0.0141869 Jy ! Total flux subtracted in 200 components = 0.0141869 Jy ! Clean residual min=-0.013502 max=0.012156 Jy/beam ! Clean residual mean=0.000002 rms=0.003080 Jy/beam ! Combined flux in latest and established models = 0.662215 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 60 components and 0.662215 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.266233Jy sigma=1.383885 ! Fit after self-cal, rms=0.266257Jy sigma=1.379757 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.266257Jy sigma=1.379757 ! Fit after self-cal, rms=0.287139Jy sigma=1.218935 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7774 mas, bmaj=1.553 mas, bpa=0.7654 degrees ! Estimated noise=0.325752 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00281003 Jy ! Component: 100 - total flux cleaned = -0.00280518 Jy ! Component: 150 - total flux cleaned = -0.00279663 Jy ! Component: 200 - total flux cleaned = -0.00280068 Jy ! Total flux subtracted in 200 components = -0.00280068 Jy ! Clean residual min=-0.008462 max=0.007351 Jy/beam ! Clean residual mean=-0.000005 rms=0.001567 Jy/beam ! Combined flux in latest and established models = 0.659414 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 68 components and 0.659414 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.286502Jy sigma=1.185963 ! Fit after self-cal, rms=0.286192Jy sigma=1.182183 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 = -0.000983705 Jy ! Component: 100 - total flux cleaned = -0.000982211 Jy ! Component: 150 - total flux cleaned = -0.00115027 Jy ! Component: 200 - total flux cleaned = -0.00161507 Jy ! Total flux subtracted in 200 components = -0.00161507 Jy ! Clean residual min=-0.007442 max=0.006330 Jy/beam ! Clean residual mean=-0.000005 rms=0.001397 Jy/beam ! Combined flux in latest and established models = 0.657799 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 72 components and 0.657799 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.285951Jy sigma=1.168400 ! Fit after self-cal, rms=0.285940Jy sigma=1.167203 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.285940Jy sigma=1.167203 ! Fit after self-cal, rms=0.297055Jy sigma=1.161030 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7752 mas, bmaj=1.554 mas, bpa=0.9007 degrees ! Estimated noise=0.324396 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00392355 Jy ! Component: 100 - total flux cleaned = -0.00504009 Jy ! Component: 150 - total flux cleaned = -0.00516799 Jy ! Component: 200 - total flux cleaned = -0.0052887 Jy ! Total flux subtracted in 200 components = -0.0052887 Jy ! Clean residual min=-0.005995 max=0.005645 Jy/beam ! Clean residual mean=0.000000 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.65251 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 79 components and 0.65251 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.296849Jy sigma=1.149869 ! Fit after self-cal, rms=0.296858Jy sigma=1.148577 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 = -0.00111266 Jy ! Component: 100 - total flux cleaned = -0.00156707 Jy ! Component: 150 - total flux cleaned = -0.00167386 Jy ! Component: 200 - total flux cleaned = -0.00176797 Jy ! Total flux subtracted in 200 components = -0.00176797 Jy ! Clean residual min=-0.005543 max=0.004850 Jy/beam ! Clean residual mean=0.000000 rms=0.001092 Jy/beam ! Combined flux in latest and established models = 0.650742 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 81 components and 0.650743 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.296760Jy sigma=1.143777 ! Fit after self-cal, rms=0.296761Jy sigma=1.143392 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.296761Jy sigma=1.143392 ! Fit after self-cal, rms=0.303137Jy sigma=1.140484 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.709 mas, bmaj=2.436 mas, bpa=7.321 degrees ! Estimated noise=0.467336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00330548 Jy ! Component: 100 - total flux cleaned = -0.00329971 Jy ! Component: 150 - total flux cleaned = -0.00297912 Jy ! Component: 200 - total flux cleaned = -0.00270144 Jy ! Total flux subtracted in 200 components = -0.00270144 Jy ! Clean residual min=-0.006316 max=0.006390 Jy/beam ! Clean residual mean=0.000007 rms=0.001560 Jy/beam ! Combined flux in latest and established models = 0.648041 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 94 components and 0.648041 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.303045Jy sigma=1.136695 ! Fit after self-cal, rms=0.303067Jy sigma=1.135269 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) ! Added new window around map position (12.8, -22.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00240875 Jy ! Component: 100 - total flux cleaned = 0.00254144 Jy ! Component: 150 - total flux cleaned = 0.00243322 Jy ! Component: 200 - total flux cleaned = 0.00222706 Jy ! Total flux subtracted in 200 components = 0.00222706 Jy ! Clean residual min=-0.004483 max=0.004275 Jy/beam ! Clean residual mean=0.000005 rms=0.001130 Jy/beam ! Combined flux in latest and established models = 0.650268 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 119 components and 0.650268 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.302959Jy sigma=1.131033 ! Fit after self-cal, rms=0.302975Jy sigma=1.130548 ! 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=0.7735 mas, bmaj=1.554 mas, bpa=0.961 degrees ! Estimated noise=0.323555 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7735 x 1.554 at 0.961 degrees (North through East) ! Clean map min=-0.0041429 max=0.49779 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=0.5948 mas, bmaj=1.288 mas, bpa=-2.296 degrees ! Estimated noise=0.690277 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.379709 Jy ! Component: 100 - total flux cleaned = 0.472645 Jy ! Component: 150 - total flux cleaned = 0.51769 Jy ! Component: 200 - total flux cleaned = 0.547341 Jy ! Total flux subtracted in 200 components = 0.547341 Jy ! Clean residual min=-0.013759 max=0.016751 Jy/beam ! Clean residual mean=-0.000002 rms=0.002669 Jy/beam ! Combined flux in latest and established models = 0.547341 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.547341 Jy ! Inverting map and beam ! Estimated beam: bmin=0.7735 mas, bmaj=1.554 mas, bpa=0.961 degrees ! Estimated noise=0.323555 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 = 0.0281375 Jy ! Component: 100 - total flux cleaned = 0.0469104 Jy ! Component: 150 - total flux cleaned = 0.0605652 Jy ! Component: 200 - total flux cleaned = 0.0707899 Jy ! Total flux subtracted in 200 components = 0.0707899 Jy ! Clean residual min=-0.006830 max=0.006289 Jy/beam ! Clean residual mean=0.000006 rms=0.001473 Jy/beam ! Combined flux in latest and established models = 0.618131 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 29 components and 0.618131 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=1.709 mas, bmaj=2.436 mas, bpa=7.321 degrees ! Estimated noise=0.467336 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0111873 Jy ! Component: 100 - total flux cleaned = 0.0170624 Jy ! Component: 150 - total flux cleaned = 0.0217258 Jy ! Component: 200 - total flux cleaned = 0.024446 Jy ! Total flux subtracted in 200 components = 0.024446 Jy ! Clean residual min=-0.005921 max=0.006768 Jy/beam ! Clean residual mean=0.000008 rms=0.001510 Jy/beam ! Combined flux in latest and established models = 0.642577 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) ! Added new window around map position (-5.2, 8.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00289306 Jy ! Component: 100 - total flux cleaned = 0.00433904 Jy ! Component: 150 - total flux cleaned = 0.00527892 Jy ! Component: 200 - total flux cleaned = 0.00557099 Jy ! Total flux subtracted in 200 components = 0.00557099 Jy ! Clean residual min=-0.004450 max=0.003712 Jy/beam ! Clean residual mean=0.000005 rms=0.001011 Jy/beam ! Combined flux in latest and established models = 0.648148 Jy ! Adding 69 model components to the UV plane model. ! The established model now contains 88 components and 0.648148 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.7735 mas, bmaj=1.554 mas, bpa=0.961 degrees ! Estimated noise=0.323555 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00108002 Jy ! Component: 100 - total flux cleaned = -0.00135241 Jy ! Component: 150 - total flux cleaned = -0.0013539 Jy ! Component: 200 - total flux cleaned = -0.00113299 Jy ! Total flux subtracted in 200 components = -0.00113299 Jy ! Clean residual min=-0.003388 max=0.003680 Jy/beam ! Clean residual mean=0.000001 rms=0.000743 Jy/beam ! Combined flux in latest and established models = 0.647015 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 114 components and 0.647015 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.302949Jy sigma=1.128707 ! Fit after self-cal, rms=0.302851Jy sigma=1.125648 wmodel J1653+3107_X_map.mod ! Writing 114 model components to file: J1653+3107_X_map.mod wobs J1653+3107_X_uvs.fits ! Writing UV FITS file: J1653+3107_X_uvs.fits wwins J1653+3107_X_map.win ! wwins: Wrote 6 windows to J1653+3107_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 = 0.000144975 Jy ! Component: 100 - total flux cleaned = -0.000132029 Jy ! Component: 150 - total flux cleaned = -0.000344807 Jy ! Component: 200 - total flux cleaned = -0.0006955 Jy ! Component: 250 - total flux cleaned = -0.00108257 Jy ! Component: 300 - total flux cleaned = -0.00141182 Jy ! Component: 350 - total flux cleaned = -0.00182262 Jy ! Component: 400 - total flux cleaned = -0.00208857 Jy ! Component: 450 - total flux cleaned = -0.00243255 Jy ! Component: 500 - total flux cleaned = -0.00259996 Jy ! Component: 550 - total flux cleaned = -0.0026815 Jy ! Component: 600 - total flux cleaned = -0.00280195 Jy ! Component: 650 - total flux cleaned = -0.00284207 Jy ! Component: 700 - total flux cleaned = -0.00299767 Jy ! Component: 750 - total flux cleaned = -0.0031868 Jy ! Component: 800 - total flux cleaned = -0.00329774 Jy ! Component: 850 - total flux cleaned = -0.00344302 Jy ! Component: 900 - total flux cleaned = -0.00362226 Jy ! Component: 950 - total flux cleaned = -0.00376331 Jy ! Component: 1000 - total flux cleaned = -0.00393674 Jy ! Component: 1050 - total flux cleaned = -0.00407346 Jy ! Component: 1100 - total flux cleaned = -0.00417421 Jy ! Component: 1150 - total flux cleaned = -0.00430626 Jy ! Component: 1200 - total flux cleaned = -0.00420862 Jy ! Component: 1250 - total flux cleaned = -0.00433709 Jy ! Component: 1300 - total flux cleaned = -0.00430503 Jy ! Component: 1350 - total flux cleaned = -0.0044611 Jy ! Component: 1400 - total flux cleaned = -0.00446132 Jy ! Component: 1450 - total flux cleaned = -0.00440078 Jy ! Component: 1500 - total flux cleaned = -0.00443111 Jy ! Component: 1550 - total flux cleaned = -0.00457943 Jy ! Component: 1600 - total flux cleaned = -0.00466781 Jy ! Component: 1650 - total flux cleaned = -0.0047836 Jy ! Component: 1700 - total flux cleaned = -0.00478379 Jy ! Component: 1750 - total flux cleaned = -0.00481213 Jy ! Component: 1800 - total flux cleaned = -0.00484063 Jy ! Component: 1850 - total flux cleaned = -0.00492377 Jy ! Component: 1900 - total flux cleaned = -0.00492423 Jy ! Component: 1950 - total flux cleaned = -0.0049515 Jy ! Component: 2000 - total flux cleaned = -0.00503168 Jy ! Component: 2050 - total flux cleaned = -0.00511093 Jy ! Component: 2100 - total flux cleaned = -0.00505903 Jy ! Component: 2150 - total flux cleaned = -0.00511056 Jy ! Component: 2200 - total flux cleaned = -0.00505942 Jy ! Component: 2250 - total flux cleaned = -0.00505954 Jy ! Component: 2300 - total flux cleaned = -0.00508475 Jy ! Component: 2350 - total flux cleaned = -0.00513389 Jy ! Component: 2400 - total flux cleaned = -0.00508471 Jy ! Component: 2450 - total flux cleaned = -0.00508475 Jy ! Component: 2500 - total flux cleaned = -0.00501279 Jy ! Component: 2550 - total flux cleaned = -0.00496561 Jy ! Component: 2600 - total flux cleaned = -0.00494241 Jy ! Component: 2650 - total flux cleaned = -0.00503579 Jy ! Component: 2700 - total flux cleaned = -0.00496645 Jy ! Component: 2750 - total flux cleaned = -0.00498948 Jy ! Component: 2800 - total flux cleaned = -0.00496681 Jy ! Component: 2850 - total flux cleaned = -0.00492205 Jy ! Component: 2900 - total flux cleaned = -0.00503323 Jy ! Component: 2950 - total flux cleaned = -0.0050331 Jy ! Component: 3000 - total flux cleaned = -0.00501142 Jy ! Component: 3050 - total flux cleaned = -0.00503323 Jy ! Component: 3100 - total flux cleaned = -0.0050548 Jy ! Component: 3150 - total flux cleaned = -0.00503356 Jy ! Component: 3200 - total flux cleaned = -0.00501232 Jy ! Component: 3250 - total flux cleaned = -0.00501229 Jy ! Component: 3300 - total flux cleaned = -0.00501243 Jy ! Component: 3350 - total flux cleaned = -0.00495073 Jy ! Component: 3400 - total flux cleaned = -0.00497127 Jy ! Component: 3450 - total flux cleaned = -0.00501188 Jy ! Component: 3500 - total flux cleaned = -0.00503206 Jy ! Component: 3550 - total flux cleaned = -0.00499208 Jy ! Component: 3600 - total flux cleaned = -0.00499207 Jy ! Component: 3650 - total flux cleaned = -0.00501167 Jy ! Component: 3700 - total flux cleaned = -0.00497248 Jy ! Component: 3750 - total flux cleaned = -0.00499158 Jy ! Component: 3800 - total flux cleaned = -0.0049337 Jy ! Component: 3850 - total flux cleaned = -0.00493402 Jy ! Component: 3900 - total flux cleaned = -0.00495297 Jy ! Component: 3950 - total flux cleaned = -0.00495301 Jy ! Component: 4000 - total flux cleaned = -0.00489721 Jy ! Component: 4050 - total flux cleaned = -0.0049342 Jy ! Total flux subtracted in 4096 components = -0.00491582 Jy ! Clean residual min=-0.001143 max=0.001194 Jy/beam ! Clean residual mean=-0.000000 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.642099 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 402 components and 0.6421 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J1653+3107_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.7735 x 1.554 at 0.961 degrees (North through East) ! Clean map min=-0.0033951 max=0.504 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J1653+3107_X_map.fits wmodel /vlbi/uf001/uva//J1653+3107_X_map.mod ! Writing 402 model components to file: /vlbi/uf001/uva//J1653+3107_X_map.mod wobs /vlbi/uf001/uva//J1653+3107_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J1653+3107_X_uvs.fits wwins /vlbi/uf001/uva//J1653+3107_X_map.win ! wwins: Wrote 7 windows to /vlbi/uf001/uva//J1653+3107_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.504 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00031134 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.185321 0.185321 0.370643 0.741285 1.48257 2.96514 5.93028 11.8606 23.7211 47.4422 94.8845 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0009 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.504 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1618.81 quit ! Quitting program ! Log file /vlbi/uf001/uva//J1653+3107_X_dfm.log closed on Mon Jan 14 03:56:42 2019