! Started logfile: /vlbi/bp222/maps//J0204-1701_X_dfm.log on Thu Sep 27 10:40:13 2018 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/bp222/maps//J0204-1701_X_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0204-1701_X_uvm.fits ! AN table 1: 16 integrations on 28 of 28 possible baselines. ! AN table 2: 16 integrations on 15 of 15 possible baselines. ! Apparent sampling: 0.965116 visibilities/baseline/integration-bin. ! Found source: J0204-1701 ! ! 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 134 lines of history. ! ! Reading 7968 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 J0204-1701_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 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 5. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 6. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 7. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 8. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 9. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 10. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 11. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 12. ! A total of 2 telescope corrections were flagged in sub-array 1. ! A total of 2 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.595661Jy sigma=17.663047 ! Fit after self-cal, rms=0.303479Jy sigma=3.311437 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.004 mas, bmaj=3.535 mas, bpa=12.58 degrees ! Estimated noise=1.44324 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 = 0.912933 Jy ! Component: 100 - total flux cleaned = 1.12382 Jy ! Total flux subtracted in 100 components = 1.12382 Jy ! Clean residual min=-0.044504 max=0.081066 Jy/beam ! Clean residual mean=0.000330 rms=0.016355 Jy/beam ! Combined flux in latest and established models = 1.12382 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.12382 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=0.229908Jy sigma=2.446606 ! Fit after self-cal, rms=0.229529Jy sigma=2.444423 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.477 mas, bmaj=3.746 mas, bpa=8.218 degrees ! Estimated noise=0.760831 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 = 0.136726 Jy ! Component: 100 - total flux cleaned = 0.20998 Jy ! Component: 150 - total flux cleaned = 0.25103 Jy ! Component: 200 - total flux cleaned = 0.274496 Jy ! Total flux subtracted in 200 components = 0.274496 Jy ! Clean residual min=-0.019590 max=0.024168 Jy/beam ! Clean residual mean=0.000115 rms=0.006488 Jy/beam ! Combined flux in latest and established models = 1.39831 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 54 components and 1.39831 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=0.134520Jy sigma=1.298620 ! Fit after self-cal, rms=0.132684Jy sigma=1.282712 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.477 x 3.746 at 8.218 degrees (North through East) ! Clean map min=-0.01809 max=1.2167 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 KP 1.00 LA 1.00 ! NL 0.92 OV 0.98 PT 1.04 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.00 FD 0.94 LA 1.04 NL 1.24 ! OV 0.95 PT 0.96 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 1.00 LA 0.97 ! NL 0.92 OV 0.98 PT 1.04 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 LA 1.03 NL 1.29 ! OV 0.94 PT 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.00 KP 0.99 LA 0.98 ! NL 0.92 OV 0.98 PT 1.05 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.03 FD 0.95 LA 1.05 NL 1.23 ! OV 0.94 PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 1.00 LA 0.96 ! NL 0.94 OV 0.97 PT 1.04 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.96 LA 1.04 NL 1.23 ! OV 0.93 PT 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 1.01 LA 0.97 ! NL 0.91 OV 0.97 PT 1.04 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 LA 1.04 NL 1.27 ! OV 0.95 PT 0.96 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.00 KP 1.00 LA 0.97 ! NL 0.92 OV 0.97 PT 1.04 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 LA 1.03 NL 1.32 ! OV 0.93 PT 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 1.01 LA 0.97 ! NL 0.93 OV 0.97 PT 1.04 SC 1.01 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.96 LA 1.04 NL 1.25 ! OV 0.93 PT 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 0.99 LA 0.96 ! NL 0.92 OV 0.97 PT 1.06 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.98 LA 1.07 NL 1.22 ! OV 0.95 PT 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 1.01 LA 0.97 ! NL 0.92 OV 0.97 PT 1.06 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.97 LA 1.04 NL 1.27 ! OV 0.93 PT 0.97 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.99 KP 0.99 LA 0.96 ! NL 0.92 OV 0.97 PT 1.05 SC 1.02 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.98 LA 1.05 NL 1.31 ! OV 0.94 PT 0.95 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.99 KP 0.99 LA 0.97 ! NL 0.91 OV 0.97 PT 1.05 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.04 FD 0.97 LA 1.07 NL 1.33 ! OV 0.93 PT 0.96 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.98 KP 1.00 LA 0.98 ! NL 0.91 OV 0.97 PT 1.05 SC 1.03 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.95 LA 1.07 NL 1.27 ! OV 0.93 PT 0.98 ! ! ! Fit before self-cal, rms=0.132684Jy sigma=1.282712 ! Fit after self-cal, rms=0.086814Jy sigma=0.850974 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.487 mas, bmaj=3.739 mas, bpa=8.282 degrees ! Estimated noise=0.754285 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 = 0.00420989 Jy ! Component: 100 - total flux cleaned = 0.00397884 Jy ! Component: 150 - total flux cleaned = 0.00378168 Jy ! Component: 200 - total flux cleaned = 0.00379155 Jy ! Total flux subtracted in 200 components = 0.00379155 Jy ! Clean residual min=-0.009606 max=0.014371 Jy/beam ! Clean residual mean=-0.000012 rms=0.002792 Jy/beam ! Combined flux in latest and established models = 1.4021 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 61 components and 1.4021 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=0.085415Jy sigma=0.836773 ! Fit after self-cal, rms=0.085377Jy sigma=0.835483 ! 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=0.085377Jy sigma=0.835483 ! Fit after self-cal, rms=0.084924Jy sigma=0.834054 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.489 mas, bmaj=3.734 mas, bpa=8.247 degrees ! Estimated noise=0.753554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262522 Jy ! Component: 100 - total flux cleaned = 0.00263182 Jy ! Component: 150 - total flux cleaned = 0.00249407 Jy ! Component: 200 - total flux cleaned = 0.00249577 Jy ! Total flux subtracted in 200 components = 0.00249577 Jy ! Clean residual min=-0.008649 max=0.013266 Jy/beam ! Clean residual mean=-0.000009 rms=0.002540 Jy/beam ! Combined flux in latest and established models = 1.4046 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 66 components and 1.4046 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=0.084302Jy sigma=0.827533 ! Fit after self-cal, rms=0.084212Jy sigma=0.827053 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 (17.6, -9.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0107969 Jy ! Component: 100 - total flux cleaned = 0.0154806 Jy ! Component: 150 - total flux cleaned = 0.0179838 Jy ! Component: 200 - total flux cleaned = 0.0192992 Jy ! Total flux subtracted in 200 components = 0.0192992 Jy ! Clean residual min=-0.007389 max=0.006723 Jy/beam ! Clean residual mean=-0.000020 rms=0.001820 Jy/beam ! Combined flux in latest and established models = 1.4239 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 86 components and 1.4239 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=0.082773Jy sigma=0.811245 ! Fit after self-cal, rms=0.082711Jy sigma=0.810518 ! 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=0.082711Jy sigma=0.810518 ! Fit after self-cal, rms=0.082520Jy sigma=0.809551 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.489 mas, bmaj=3.732 mas, bpa=8.248 degrees ! Estimated noise=0.753055 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0027588 Jy ! Component: 100 - total flux cleaned = 0.00392012 Jy ! Component: 150 - total flux cleaned = 0.00457356 Jy ! Component: 200 - total flux cleaned = 0.0048294 Jy ! Total flux subtracted in 200 components = 0.0048294 Jy ! Clean residual min=-0.006797 max=0.006319 Jy/beam ! Clean residual mean=-0.000018 rms=0.001683 Jy/beam ! Combined flux in latest and established models = 1.42873 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 96 components and 1.42873 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=0.082283Jy sigma=0.806833 ! Fit after self-cal, rms=0.082254Jy sigma=0.806677 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 = 0.000440647 Jy ! Component: 100 - total flux cleaned = 0.000677162 Jy ! Component: 150 - total flux cleaned = 0.000679024 Jy ! Component: 200 - total flux cleaned = 0.000749268 Jy ! Total flux subtracted in 200 components = 0.000749268 Jy ! Clean residual min=-0.006566 max=0.006088 Jy/beam ! Clean residual mean=-0.000018 rms=0.001627 Jy/beam ! Combined flux in latest and established models = 1.42948 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 1.42948 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=0.082122Jy sigma=0.805164 ! Fit after self-cal, rms=0.082102Jy sigma=0.805085 ! 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=0.082102Jy sigma=0.805085 ! Fit after self-cal, rms=0.082030Jy sigma=0.804859 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.821 mas, bmaj=5.055 mas, bpa=-18.88 degrees ! Estimated noise=0.831509 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00176141 Jy ! Component: 100 - total flux cleaned = 0.00152826 Jy ! Component: 150 - total flux cleaned = 0.00138619 Jy ! Component: 200 - total flux cleaned = 0.00125352 Jy ! Total flux subtracted in 200 components = 0.00125352 Jy ! Clean residual min=-0.005599 max=0.006035 Jy/beam ! Clean residual mean=-0.000021 rms=0.001731 Jy/beam ! Combined flux in latest and established models = 1.43073 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 108 components and 1.43073 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=0.081975Jy sigma=0.803760 ! Fit after self-cal, rms=0.081931Jy sigma=0.803579 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 = 0.000438313 Jy ! Component: 100 - total flux cleaned = 0.000431788 Jy ! Component: 150 - total flux cleaned = 0.000485805 Jy ! Component: 200 - total flux cleaned = 0.000484442 Jy ! Total flux subtracted in 200 components = 0.000484442 Jy ! Clean residual min=-0.005553 max=0.005624 Jy/beam ! Clean residual mean=-0.000021 rms=0.001660 Jy/beam ! Combined flux in latest and established models = 1.43121 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 117 components and 1.43121 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=0.081923Jy sigma=0.803171 ! Fit after self-cal, rms=0.081892Jy sigma=0.803065 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.489 mas, bmaj=3.73 mas, bpa=8.246 degrees ! Estimated noise=0.752893 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.489 x 3.73 at 8.246 degrees (North through East) ! Clean map min=-0.0056117 max=1.2064 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.081892Jy sigma=0.803065 ! Fit after self-cal, rms=0.069254Jy sigma=0.651077 ! Inverting map and beam ! Estimated beam: bmin=1.491 mas, bmaj=3.729 mas, bpa=8.221 degrees ! Estimated noise=0.753035 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000523695 Jy ! Component: 100 - total flux cleaned = 0.00116314 Jy ! Component: 150 - total flux cleaned = 0.00136769 Jy ! Component: 200 - total flux cleaned = 0.00149458 Jy ! Total flux subtracted in 200 components = 0.00149458 Jy ! Clean residual min=-0.005442 max=0.005484 Jy/beam ! Clean residual mean=-0.000014 rms=0.001424 Jy/beam ! Combined flux in latest and established models = 1.43271 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 130 components and 1.43271 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=0.069092Jy sigma=0.649242 ! Fit after self-cal, rms=0.069085Jy sigma=0.649193 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.21051e-05 Jy ! Component: 100 - total flux cleaned = 0.000230688 Jy ! Component: 150 - total flux cleaned = 0.000287438 Jy ! Component: 200 - total flux cleaned = 0.000287031 Jy ! Total flux subtracted in 200 components = 0.000287031 Jy ! Clean residual min=-0.005340 max=0.005520 Jy/beam ! Clean residual mean=-0.000014 rms=0.001395 Jy/beam ! Combined flux in latest and established models = 1.433 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 134 components and 1.433 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=0.068996Jy sigma=0.648191 ! Fit after self-cal, rms=0.068987Jy sigma=0.648154 ! 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. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.068987Jy sigma=0.648154 ! Fit after self-cal, rms=0.068967Jy sigma=0.648041 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.014 mas, bmaj=3.493 mas, bpa=12.57 degrees ! Estimated noise=1.43028 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.904589 Jy ! Component: 100 - total flux cleaned = 1.12128 Jy ! Component: 150 - total flux cleaned = 1.21671 Jy ! Component: 200 - total flux cleaned = 1.27236 Jy ! Total flux subtracted in 200 components = 1.27236 Jy ! Clean residual min=-0.023281 max=0.031771 Jy/beam ! Clean residual mean=0.000120 rms=0.006841 Jy/beam ! Combined flux in latest and established models = 1.27236 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 26 model components to the UV plane model. ! The established model now contains 26 components and 1.27236 Jy ! Inverting map and beam ! Estimated beam: bmin=1.491 mas, bmaj=3.728 mas, bpa=8.212 degrees ! Estimated noise=0.753181 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 = 0.0615798 Jy ! Component: 100 - total flux cleaned = 0.0949757 Jy ! Component: 150 - total flux cleaned = 0.114389 Jy ! Component: 200 - total flux cleaned = 0.127794 Jy ! Total flux subtracted in 200 components = 0.127794 Jy ! Clean residual min=-0.008313 max=0.014431 Jy/beam ! Clean residual mean=0.000016 rms=0.002645 Jy/beam ! Combined flux in latest and established models = 1.40016 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 60 components and 1.40016 Jy ! Inverting map ! Added new window around map position (1.8, 3.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0126026 Jy ! Component: 100 - total flux cleaned = 0.0193517 Jy ! Component: 150 - total flux cleaned = 0.0243155 Jy ! Component: 200 - total flux cleaned = 0.0269822 Jy ! Total flux subtracted in 200 components = 0.0269822 Jy ! Clean residual min=-0.005974 max=0.004854 Jy/beam ! Clean residual mean=-0.000007 rms=0.001380 Jy/beam ! Combined flux in latest and established models = 1.42714 Jy ! Adding 28 model components to the UV plane model. ! The established model now contains 86 components and 1.42714 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=2.819 mas, bmaj=5.054 mas, bpa=-18.91 degrees ! Estimated noise=0.831573 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00329017 Jy ! Component: 100 - total flux cleaned = 0.00547709 Jy ! Component: 150 - total flux cleaned = 0.00651023 Jy ! Component: 200 - total flux cleaned = 0.00700679 Jy ! Total flux subtracted in 200 components = 0.00700679 Jy ! Clean residual min=-0.005239 max=0.004814 Jy/beam ! Clean residual mean=-0.000014 rms=0.001397 Jy/beam ! Combined flux in latest and established models = 1.43415 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 = 0.000335591 Jy ! Component: 100 - total flux cleaned = 0.000715313 Jy ! Component: 150 - total flux cleaned = 0.000837805 Jy ! Component: 200 - total flux cleaned = 0.000955513 Jy ! Total flux subtracted in 200 components = 0.000955513 Jy ! Clean residual min=-0.004978 max=0.004706 Jy/beam ! Clean residual mean=-0.000014 rms=0.001320 Jy/beam ! Combined flux in latest and established models = 1.4351 Jy ! Adding 66 model components to the UV plane model. ! The established model now contains 146 components and 1.4351 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.491 mas, bmaj=3.728 mas, bpa=8.212 degrees ! Estimated noise=0.753181 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00104482 Jy ! Component: 100 - total flux cleaned = -0.00104063 Jy ! Component: 150 - total flux cleaned = -0.000867632 Jy ! Component: 200 - total flux cleaned = -0.000629318 Jy ! Total flux subtracted in 200 components = -0.000629318 Jy ! Clean residual min=-0.005148 max=0.004006 Jy/beam ! Clean residual mean=-0.000010 rms=0.001106 Jy/beam ! Combined flux in latest and established models = 1.43447 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 161 components and 1.43447 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=0.068569Jy sigma=0.642161 ! Fit after self-cal, rms=0.068496Jy sigma=0.641460 wmodel J0204-1701_X_map.mod ! Writing 161 model components to file: J0204-1701_X_map.mod wobs J0204-1701_X_uvs.fits ! Writing UV FITS file: J0204-1701_X_uvs.fits wwins J0204-1701_X_map.win ! wwins: Wrote 3 windows to J0204-1701_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 = -0.0021796 Jy ! Component: 100 - total flux cleaned = -0.00306169 Jy ! Component: 150 - total flux cleaned = -0.00360204 Jy ! Component: 200 - total flux cleaned = -0.00425765 Jy ! Component: 250 - total flux cleaned = -0.00485577 Jy ! Component: 300 - total flux cleaned = -0.00513336 Jy ! Component: 350 - total flux cleaned = -0.00539177 Jy ! Component: 400 - total flux cleaned = -0.00547456 Jy ! Component: 450 - total flux cleaned = -0.00559065 Jy ! Component: 500 - total flux cleaned = -0.00562827 Jy ! Component: 550 - total flux cleaned = -0.00559461 Jy ! Component: 600 - total flux cleaned = -0.0054958 Jy ! Component: 650 - total flux cleaned = -0.0053064 Jy ! Component: 700 - total flux cleaned = -0.00527643 Jy ! Component: 750 - total flux cleaned = -0.00521814 Jy ! Component: 800 - total flux cleaned = -0.00518952 Jy ! Component: 850 - total flux cleaned = -0.00529655 Jy ! Component: 900 - total flux cleaned = -0.00545126 Jy ! Component: 950 - total flux cleaned = -0.00552635 Jy ! Component: 1000 - total flux cleaned = -0.00567161 Jy ! Component: 1050 - total flux cleaned = -0.00583507 Jy ! Component: 1100 - total flux cleaned = -0.00599522 Jy ! Component: 1150 - total flux cleaned = -0.00623884 Jy ! Component: 1200 - total flux cleaned = -0.0063679 Jy ! Component: 1250 - total flux cleaned = -0.00657808 Jy ! Component: 1300 - total flux cleaned = -0.00670065 Jy ! Component: 1350 - total flux cleaned = -0.00682128 Jy ! Component: 1400 - total flux cleaned = -0.00705707 Jy ! Component: 1450 - total flux cleaned = -0.00719153 Jy ! Component: 1500 - total flux cleaned = -0.00736076 Jy ! Component: 1550 - total flux cleaned = -0.00748988 Jy ! Component: 1600 - total flux cleaned = -0.0076347 Jy ! Component: 1650 - total flux cleaned = -0.00768746 Jy ! Component: 1700 - total flux cleaned = -0.00779198 Jy ! Component: 1750 - total flux cleaned = -0.00791212 Jy ! Component: 1800 - total flux cleaned = -0.00804598 Jy ! Component: 1850 - total flux cleaned = -0.00812814 Jy ! Component: 1900 - total flux cleaned = -0.00817662 Jy ! Component: 1950 - total flux cleaned = -0.00819296 Jy ! Component: 2000 - total flux cleaned = -0.00828709 Jy ! Component: 2050 - total flux cleaned = -0.00836445 Jy ! Component: 2100 - total flux cleaned = -0.00839488 Jy ! Component: 2150 - total flux cleaned = -0.00848503 Jy ! Component: 2200 - total flux cleaned = -0.00851455 Jy ! Component: 2250 - total flux cleaned = -0.00855831 Jy ! Component: 2300 - total flux cleaned = -0.00858737 Jy ! Component: 2350 - total flux cleaned = -0.00858735 Jy ! Component: 2400 - total flux cleaned = -0.00862943 Jy ! Component: 2450 - total flux cleaned = -0.00858766 Jy ! Component: 2500 - total flux cleaned = -0.0085601 Jy ! Component: 2550 - total flux cleaned = -0.00860111 Jy ! Component: 2600 - total flux cleaned = -0.00861463 Jy ! Component: 2650 - total flux cleaned = -0.00861468 Jy ! Component: 2700 - total flux cleaned = -0.00868156 Jy ! Component: 2750 - total flux cleaned = -0.00865485 Jy ! Component: 2800 - total flux cleaned = -0.00864178 Jy ! Component: 2850 - total flux cleaned = -0.00866812 Jy ! Component: 2900 - total flux cleaned = -0.00869433 Jy ! Component: 2950 - total flux cleaned = -0.00870732 Jy ! Component: 3000 - total flux cleaned = -0.00869428 Jy ! Component: 3050 - total flux cleaned = -0.00870728 Jy ! Component: 3100 - total flux cleaned = -0.00868159 Jy ! Component: 3150 - total flux cleaned = -0.00866867 Jy ! Component: 3200 - total flux cleaned = -0.00864289 Jy ! Component: 3250 - total flux cleaned = -0.00859155 Jy ! Component: 3300 - total flux cleaned = -0.00860431 Jy ! Component: 3350 - total flux cleaned = -0.00857874 Jy ! Component: 3400 - total flux cleaned = -0.00856589 Jy ! Component: 3450 - total flux cleaned = -0.00850203 Jy ! Component: 3500 - total flux cleaned = -0.00845094 Jy ! Component: 3550 - total flux cleaned = -0.00841265 Jy ! Component: 3600 - total flux cleaned = -0.0084126 Jy ! Component: 3650 - total flux cleaned = -0.0083743 Jy ! Component: 3700 - total flux cleaned = -0.00837424 Jy ! Component: 3750 - total flux cleaned = -0.00833576 Jy ! Component: 3800 - total flux cleaned = -0.00830998 Jy ! Component: 3850 - total flux cleaned = -0.00829709 Jy ! Component: 3900 - total flux cleaned = -0.00825843 Jy ! Component: 3950 - total flux cleaned = -0.00823261 Jy ! Component: 4000 - total flux cleaned = -0.00819373 Jy ! Component: 4050 - total flux cleaned = -0.00816772 Jy ! Total flux subtracted in 4096 components = -0.0081546 Jy ! Clean residual min=-0.000709 max=0.001024 Jy/beam ! Clean residual mean=0.000001 rms=0.000220 Jy/beam ! Combined flux in latest and established models = 1.42632 Jy keep ! Adding 268 model components to the UV plane model. ! The established model now contains 429 components and 1.42632 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0204-1701_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.491 x 3.728 at 8.212 degrees (North through East) ! Clean map min=-0.0026957 max=1.203 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0204-1701_X_map.fits wmodel /vlbi/bp222/maps//J0204-1701_X_map.mod ! Writing 429 model components to file: /vlbi/bp222/maps//J0204-1701_X_map.mod wobs /vlbi/bp222/maps//J0204-1701_X_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0204-1701_X_uvs.fits wwins /vlbi/bp222/maps//J0204-1701_X_map.win ! wwins: Wrote 4 windows to /vlbi/bp222/maps//J0204-1701_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.20301 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000215022 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.053621 0.053621 0.107242 0.214484 0.428968 0.857935 1.71587 3.43174 6.86348 13.727 27.4539 54.9079 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.203 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 5594.83 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0204-1701_X_dfm.log closed on Thu Sep 27 10:40:18 2018