! Started logfile: /vlbi/sb072/temp_maps//J2017+0603_C_dfm.log on Fri Jan 25 19:49:08 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J2017+0603_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2017+0603_C_uva.fits ! AN table 1: 5 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2017+0603 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 85 lines of history. ! ! Reading 600 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2017+0603_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 5 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.001848Jy sigma=36.663482 ! Fit after self-cal, rms=0.983501Jy sigma=36.067631 ! 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=2.002 mas, bmaj=4.624 mas, bpa=18.12 degrees ! Estimated noise=1.20684 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 = 0.0128559 Jy ! Component: 100 - total flux cleaned = 0.015241 Jy ! Total flux subtracted in 100 components = 0.015241 Jy ! Clean residual min=-0.003371 max=0.003855 Jy/beam ! Clean residual mean=-0.000002 rms=0.000979 Jy/beam ! Combined flux in latest and established models = 0.015241 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.015241 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=0.023005Jy sigma=0.724452 ! Fit after self-cal, rms=0.021599Jy sigma=0.671639 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.206 mas, bmaj=4.716 mas, bpa=18.34 degrees ! Estimated noise=0.857695 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 = 0.00211379 Jy ! Component: 100 - total flux cleaned = 0.00231042 Jy ! Component: 150 - total flux cleaned = 0.00234217 Jy ! Component: 200 - total flux cleaned = 0.00241765 Jy ! Total flux subtracted in 200 components = 0.00241765 Jy ! Clean residual min=-0.002833 max=0.003428 Jy/beam ! Clean residual mean=-0.000004 rms=0.000841 Jy/beam ! Combined flux in latest and established models = 0.0176587 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 21 components and 0.0176587 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=0.021234Jy sigma=0.665109 ! Fit after self-cal, rms=0.021227Jy sigma=0.664859 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.206 x 4.716 at 18.34 degrees (North through East) ! Clean map min=-0.0027202 max=0.016755 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.50 NL 0.66 OV 1.13 ! PT 1.00 SC 0.83 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.00* HN 0.46 NL 0.84 OV 1.21 ! PT 0.87 SC 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.89 NL 1.23 OV 1.11 ! PT 0.91 SC 1.00 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 HN 0.91 NL 1.08 OV 1.34 ! PT 0.82 SC 0.88 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 HN 1.21 NL 1.18 OV 1.09 ! PT 1.07 SC 1.26 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.03 HN 1.37 NL 1.31 OV 0.95 ! PT 0.76 SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 1.07 HN 1.10 NL 1.00 OV 1.60 ! PT 0.93 SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 HN 1.24 NL 1.56 OV 0.84 ! PT 1.20 SC 0.95 ! ! ! Fit before self-cal, rms=0.021227Jy sigma=0.664859 ! Fit after self-cal, rms=0.018718Jy sigma=0.614042 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.229 mas, bmaj=4.713 mas, bpa=18.73 degrees ! Estimated noise=0.855786 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 = -0.000404414 Jy ! Component: 100 - total flux cleaned = -0.000569987 Jy ! Component: 150 - total flux cleaned = -0.000689077 Jy ! Component: 200 - total flux cleaned = -0.000819259 Jy ! Total flux subtracted in 200 components = -0.000819259 Jy ! Clean residual min=-0.001865 max=0.002242 Jy/beam ! Clean residual mean=-0.000001 rms=0.000482 Jy/beam ! Combined flux in latest and established models = 0.0168394 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 32 components and 0.0168394 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=0.018670Jy sigma=0.612807 ! Fit after self-cal, rms=0.018804Jy sigma=0.609053 ! Inverting map ! Added new window around map position (51, -69). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00162602 Jy ! Component: 100 - total flux cleaned = 0.0019983 Jy ! Component: 150 - total flux cleaned = 0.00217216 Jy ! Component: 200 - total flux cleaned = 0.00223668 Jy ! Total flux subtracted in 200 components = 0.00223668 Jy ! Clean residual min=-0.001589 max=0.001575 Jy/beam ! Clean residual mean=0.000000 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0190761 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 54 components and 0.0190761 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=0.018539Jy sigma=0.602355 ! Fit after self-cal, rms=0.018535Jy sigma=0.600456 ! 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=0.018535Jy sigma=0.600456 ! Fit after self-cal, rms=0.018813Jy sigma=0.598383 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=4.746 mas, bpa=18.88 degrees ! Estimated noise=0.85203 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000678254 Jy ! Component: 100 - total flux cleaned = 0.000504692 Jy ! Component: 150 - total flux cleaned = 0.000446724 Jy ! Component: 200 - total flux cleaned = 0.000393914 Jy ! Total flux subtracted in 200 components = 0.000393914 Jy ! Clean residual min=-0.001364 max=0.001533 Jy/beam ! Clean residual mean=0.000000 rms=0.000371 Jy/beam ! Combined flux in latest and established models = 0.01947 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 70 components and 0.01947 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=0.018719Jy sigma=0.596542 ! Fit after self-cal, rms=0.018756Jy sigma=0.595958 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 = 0.000239761 Jy ! Component: 100 - total flux cleaned = 0.000289053 Jy ! Component: 150 - total flux cleaned = 0.000303051 Jy ! Component: 200 - total flux cleaned = 0.000303346 Jy ! Total flux subtracted in 200 components = 0.000303346 Jy ! Clean residual min=-0.001302 max=0.001437 Jy/beam ! Clean residual mean=0.000000 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0197733 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 83 components and 0.0197733 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=0.018721Jy sigma=0.595252 ! Fit after self-cal, rms=0.018719Jy sigma=0.595135 ! 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=0.018719Jy sigma=0.595135 ! Fit after self-cal, rms=0.019098Jy sigma=0.594303 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.236 mas, bmaj=4.783 mas, bpa=18.91 degrees ! Estimated noise=0.85205 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.75327e-05 Jy ! Component: 100 - total flux cleaned = 7.00646e-05 Jy ! Component: 150 - total flux cleaned = 9.0813e-06 Jy ! Component: 200 - total flux cleaned = -4.40121e-05 Jy ! Total flux subtracted in 200 components = -4.40121e-05 Jy ! Clean residual min=-0.001298 max=0.001454 Jy/beam ! Clean residual mean=0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0197293 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 92 components and 0.0197293 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=0.019055Jy sigma=0.593778 ! Fit after self-cal, rms=0.019067Jy sigma=0.593646 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.92791e-05 Jy ! Component: 100 - total flux cleaned = 4.14727e-05 Jy ! Component: 150 - total flux cleaned = -2.65166e-06 Jy ! Component: 200 - total flux cleaned = -2.91962e-06 Jy ! Total flux subtracted in 200 components = -2.91962e-06 Jy ! Clean residual min=-0.001263 max=0.001404 Jy/beam ! Clean residual mean=0.000000 rms=0.000350 Jy/beam ! Combined flux in latest and established models = 0.0197264 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 97 components and 0.0197264 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=0.019048Jy sigma=0.593299 ! Fit after self-cal, rms=0.019041Jy sigma=0.593238 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.019041Jy sigma=0.593238 ! Fit after self-cal, rms=0.019333Jy sigma=0.592913 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.471 mas, bmaj=5.439 mas, bpa=1.557 degrees ! Estimated noise=0.952424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.86616e-05 Jy ! Component: 100 - total flux cleaned = 4.94838e-05 Jy ! Component: 150 - total flux cleaned = 4.06291e-05 Jy ! Component: 200 - total flux cleaned = 5.94822e-05 Jy ! Total flux subtracted in 200 components = 5.94822e-05 Jy ! Clean residual min=-0.001298 max=0.001243 Jy/beam ! Clean residual mean=0.000001 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0197859 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 110 components and 0.0197859 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=0.019314Jy sigma=0.592674 ! Fit after self-cal, rms=0.019321Jy sigma=0.592591 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.28541e-06 Jy ! Component: 100 - total flux cleaned = 1.06165e-05 Jy ! Component: 150 - total flux cleaned = 1.90489e-05 Jy ! Component: 200 - total flux cleaned = 1.1002e-05 Jy ! Total flux subtracted in 200 components = 1.1002e-05 Jy ! Clean residual min=-0.001269 max=0.001215 Jy/beam ! Clean residual mean=0.000001 rms=0.000352 Jy/beam ! Combined flux in latest and established models = 0.0197969 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 113 components and 0.0197969 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=0.019312Jy sigma=0.592497 ! Fit after self-cal, rms=0.019309Jy sigma=0.592463 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=2.237 mas, bmaj=4.814 mas, bpa=18.89 degrees ! Estimated noise=0.85168 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.237 x 4.814 at 18.89 degrees (North through East) ! Clean map min=-0.0013287 max=0.016275 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=2.016 mas, bmaj=4.682 mas, bpa=18.77 degrees ! Estimated noise=1.24532 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0143367 Jy ! Component: 100 - total flux cleaned = 0.0183828 Jy ! Component: 150 - total flux cleaned = 0.0205965 Jy ! Component: 200 - total flux cleaned = 0.0213082 Jy ! Total flux subtracted in 200 components = 0.0213082 Jy ! Clean residual min=-0.002930 max=0.002886 Jy/beam ! Clean residual mean=-0.000000 rms=0.000783 Jy/beam ! Combined flux in latest and established models = 0.0213082 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0213082 Jy ! Inverting map and beam ! Estimated beam: bmin=2.237 mas, bmaj=4.814 mas, bpa=18.89 degrees ! Estimated noise=0.85168 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 = -2.70457e-05 Jy ! Component: 100 - total flux cleaned = -0.000494901 Jy ! Component: 150 - total flux cleaned = -0.000727675 Jy ! Component: 200 - total flux cleaned = -0.000958408 Jy ! Total flux subtracted in 200 components = -0.000958408 Jy ! Clean residual min=-0.001491 max=0.001568 Jy/beam ! Clean residual mean=0.000000 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.0203498 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 43 components and 0.0203498 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.471 mas, bmaj=5.439 mas, bpa=1.557 degrees ! Estimated noise=0.952424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.90043e-05 Jy ! Component: 100 - total flux cleaned = -0.000106704 Jy ! Component: 150 - total flux cleaned = -0.00023102 Jy ! Component: 200 - total flux cleaned = -0.000282952 Jy ! Total flux subtracted in 200 components = -0.000282952 Jy ! Clean residual min=-0.001431 max=0.001231 Jy/beam ! Clean residual mean=0.000001 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0200668 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 = -4.39036e-05 Jy ! Component: 100 - total flux cleaned = -5.65416e-05 Jy ! Component: 150 - total flux cleaned = -0.000103468 Jy ! Component: 200 - total flux cleaned = -0.000135612 Jy ! Total flux subtracted in 200 components = -0.000135612 Jy ! Clean residual min=-0.001364 max=0.001211 Jy/beam ! Clean residual mean=0.000001 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0199312 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 74 components and 0.0199312 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.237 mas, bmaj=4.814 mas, bpa=18.89 degrees ! Estimated noise=0.85168 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000293668 Jy ! Component: 100 - total flux cleaned = 0.000257673 Jy ! Component: 150 - total flux cleaned = 0.000307031 Jy ! Component: 200 - total flux cleaned = 0.000322675 Jy ! Total flux subtracted in 200 components = 0.000322675 Jy ! Clean residual min=-0.001282 max=0.001419 Jy/beam ! Clean residual mean=0.000000 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0202539 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 92 components and 0.0202539 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=0.019322Jy sigma=0.593147 ! Fit after self-cal, rms=0.019310Jy sigma=0.592943 wmodel J2017+0603_C_map.mod ! Writing 92 model components to file: J2017+0603_C_map.mod wobs J2017+0603_C_uvs.fits ! Writing UV FITS file: J2017+0603_C_uvs.fits wwins J2017+0603_C_map.win ! wwins: Wrote 2 windows to J2017+0603_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = 0.000459295 Jy ! Component: 100 - total flux cleaned = 0.000686419 Jy ! Component: 150 - total flux cleaned = 0.000832947 Jy ! Component: 200 - total flux cleaned = 0.00100592 Jy ! Component: 250 - total flux cleaned = 0.0011135 Jy ! Component: 300 - total flux cleaned = 0.00128383 Jy ! Component: 350 - total flux cleaned = 0.00149165 Jy ! Component: 400 - total flux cleaned = 0.00162863 Jy ! Component: 450 - total flux cleaned = 0.00168627 Jy ! Component: 500 - total flux cleaned = 0.00165821 Jy ! Component: 550 - total flux cleaned = 0.00165791 Jy ! Component: 600 - total flux cleaned = 0.00163192 Jy ! Component: 650 - total flux cleaned = 0.00161987 Jy ! Component: 700 - total flux cleaned = 0.00162019 Jy ! Component: 750 - total flux cleaned = 0.00164329 Jy ! Component: 800 - total flux cleaned = 0.00166584 Jy ! Component: 850 - total flux cleaned = 0.00170989 Jy ! Component: 900 - total flux cleaned = 0.00173135 Jy ! Component: 950 - total flux cleaned = 0.00175232 Jy ! Component: 1000 - total flux cleaned = 0.00177297 Jy ! Component: 1050 - total flux cleaned = 0.00175257 Jy ! Component: 1100 - total flux cleaned = 0.00175264 Jy ! Component: 1150 - total flux cleaned = 0.0017328 Jy ! Component: 1200 - total flux cleaned = 0.00169369 Jy ! Component: 1250 - total flux cleaned = 0.00165516 Jy ! Component: 1300 - total flux cleaned = 0.00163614 Jy ! Component: 1350 - total flux cleaned = 0.0016079 Jy ! Component: 1400 - total flux cleaned = 0.0015892 Jy ! Component: 1450 - total flux cleaned = 0.00156134 Jy ! Component: 1500 - total flux cleaned = 0.0015429 Jy ! Component: 1550 - total flux cleaned = 0.00153369 Jy ! Component: 1600 - total flux cleaned = 0.00151538 Jy ! Component: 1650 - total flux cleaned = 0.00151539 Jy ! Component: 1700 - total flux cleaned = 0.00151542 Jy ! Component: 1750 - total flux cleaned = 0.00149711 Jy ! Component: 1800 - total flux cleaned = 0.0014879 Jy ! Component: 1850 - total flux cleaned = 0.00148791 Jy ! Component: 1900 - total flux cleaned = 0.00148788 Jy ! Component: 1950 - total flux cleaned = 0.00148783 Jy ! Component: 2000 - total flux cleaned = 0.00148784 Jy ! Component: 2050 - total flux cleaned = 0.00146932 Jy ! Component: 2100 - total flux cleaned = 0.00146003 Jy ! Component: 2150 - total flux cleaned = 0.00147859 Jy ! Component: 2200 - total flux cleaned = 0.00145998 Jy ! Component: 2250 - total flux cleaned = 0.00146935 Jy ! Component: 2300 - total flux cleaned = 0.00145048 Jy ! Component: 2350 - total flux cleaned = 0.00142199 Jy ! Component: 2400 - total flux cleaned = 0.00140285 Jy ! Component: 2450 - total flux cleaned = 0.00137373 Jy ! Component: 2500 - total flux cleaned = 0.00135416 Jy ! Component: 2550 - total flux cleaned = 0.00133446 Jy ! Component: 2600 - total flux cleaned = 0.00129465 Jy ! Component: 2650 - total flux cleaned = 0.0012947 Jy ! Component: 2700 - total flux cleaned = 0.00126415 Jy ! Component: 2750 - total flux cleaned = 0.00124347 Jy ! Component: 2800 - total flux cleaned = 0.00123307 Jy ! Component: 2850 - total flux cleaned = 0.00121194 Jy ! Component: 2900 - total flux cleaned = 0.00119061 Jy ! Component: 2950 - total flux cleaned = 0.00117981 Jy ! Component: 3000 - total flux cleaned = 0.00115787 Jy ! Component: 3050 - total flux cleaned = 0.00113572 Jy ! Component: 3100 - total flux cleaned = 0.0011358 Jy ! Component: 3150 - total flux cleaned = 0.00112436 Jy ! Component: 3200 - total flux cleaned = 0.00112438 Jy ! Component: 3250 - total flux cleaned = 0.00112433 Jy ! Component: 3300 - total flux cleaned = 0.00108893 Jy ! Component: 3350 - total flux cleaned = 0.00108881 Jy ! Component: 3400 - total flux cleaned = 0.00107665 Jy ! Component: 3450 - total flux cleaned = 0.00107676 Jy ! Component: 3500 - total flux cleaned = 0.0010768 Jy ! Component: 3550 - total flux cleaned = 0.00106414 Jy ! Component: 3600 - total flux cleaned = 0.00106412 Jy ! Component: 3650 - total flux cleaned = 0.00106414 Jy ! Component: 3700 - total flux cleaned = 0.00106421 Jy ! Component: 3750 - total flux cleaned = 0.00106431 Jy ! Component: 3800 - total flux cleaned = 0.00105051 Jy ! Component: 3850 - total flux cleaned = 0.00106435 Jy ! Component: 3900 - total flux cleaned = 0.00105025 Jy ! Component: 3950 - total flux cleaned = 0.00105035 Jy ! Component: 4000 - total flux cleaned = 0.00105027 Jy ! Component: 4050 - total flux cleaned = 0.00105024 Jy ! Total flux subtracted in 4096 components = 0.00105027 Jy ! Clean residual min=-0.000863 max=0.000759 Jy/beam ! Clean residual mean=0.000000 rms=0.000272 Jy/beam ! Combined flux in latest and established models = 0.0213041 Jy keep ! Adding 217 model components to the UV plane model. ! The established model now contains 308 components and 0.0213042 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2017+0603_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.237 x 4.814 at 18.89 degrees (North through East) ! Clean map min=-0.0011447 max=0.016644 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2017+0603_C_map.fits wmodel /vlbi/sb072/temp_maps//J2017+0603_C_map.mod ! Writing 308 model components to file: /vlbi/sb072/temp_maps//J2017+0603_C_map.mod wobs /vlbi/sb072/temp_maps//J2017+0603_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2017+0603_C_uvs.fits wwins /vlbi/sb072/temp_maps//J2017+0603_C_map.win ! wwins: Wrote 3 windows to /vlbi/sb072/temp_maps//J2017+0603_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0166436 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000257979 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -4.65004 4.65004 9.30009 18.6002 37.2004 74.4007 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0007 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.016 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 64.515 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2017+0603_C_dfm.log closed on Fri Jan 25 19:49:12 2019