! Started logfile: /vlbi/uf001/uvm//J0958+4725_S_b_dfm.log on Sun Jan 13 21:17:43 2019 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.22000 obs /vlbi/uf001/uvm//J0958+4725_S_b_uvm.fits ! Reading UV FITS file: /vlbi/uf001/uvm//J0958+4725_S_b_uvm.fits ! AN table 1: 10 integrations on 45 of 45 possible baselines. ! AN table 2: 5 integrations on 36 of 36 possible baselines. ! AN table 3: 5 integrations on 15 of 15 possible baselines. ! AN table 4: 6 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.80756 visibilities/baseline/integration-bin. ! Found source: J0958+4725 ! ! There are 3 IFs, and a total of 3 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.22e+09 3.2e+07 1 3.2e+07 ! 02 2 2.252e+09 3.2e+07 1 3.2e+07 ! 03 3 2.284e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 2115 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 3 channels. ! Selecting polarization: RR, channels: 1..3 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J0958+4725_S_b] 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 0.500x0.500 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 32 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 9 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 9 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! A total of 12 telescope corrections were flagged in sub-array 2. ! A total of 9 telescope corrections were flagged in sub-array 3. ! A total of 13 telescope corrections were flagged in sub-array 4. ! ! Fit before self-cal, rms=1.342918Jy sigma=19.054959 ! Fit after self-cal, rms=0.178899Jy sigma=2.290593 ! 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=3.205 mas, bmaj=4.901 mas, bpa=-18.89 degrees ! Estimated noise=1.43749 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 = 0.710947 Jy ! Component: 100 - total flux cleaned = 0.872874 Jy ! Total flux subtracted in 100 components = 0.872874 Jy ! Clean residual min=-0.018641 max=0.056443 Jy/beam ! Clean residual mean=0.000017 rms=0.005797 Jy/beam ! Combined flux in latest and established models = 0.872874 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.872874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.175701Jy sigma=1.934312 ! Fit after self-cal, rms=0.175651Jy sigma=1.933438 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.055425 Jy ! Component: 100 - total flux cleaned = 0.0792805 Jy ! Total flux subtracted in 100 components = 0.0792805 Jy ! Clean residual min=-0.018709 max=0.020434 Jy/beam ! Clean residual mean=0.000002 rms=0.004425 Jy/beam ! Combined flux in latest and established models = 0.952155 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 11 components and 0.952155 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.154640Jy sigma=1.643280 ! Fit after self-cal, rms=0.154580Jy sigma=1.642212 ! 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=3.809 mas, bmaj=5.626 mas, bpa=-15.2 degrees ! Estimated noise=1.23507 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 = 0.0111204 Jy ! Component: 100 - total flux cleaned = 0.0151595 Jy ! Component: 150 - total flux cleaned = 0.0156591 Jy ! Component: 200 - total flux cleaned = 0.0160725 Jy ! Total flux subtracted in 200 components = 0.0160725 Jy ! Clean residual min=-0.017175 max=0.016621 Jy/beam ! Clean residual mean=-0.000014 rms=0.004005 Jy/beam ! Combined flux in latest and established models = 0.968227 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 30 components and 0.968227 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.152933Jy sigma=1.633027 ! Fit after self-cal, rms=0.152912Jy sigma=1.632458 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.809 x 5.626 at -15.2 degrees (North through East) ! Clean map min=-0.016546 max=0.91147 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.97 HN 1.00 KP 1.02 ! LA 1.02 MK 1.01 NL 0.99 OV 1.02 ! PT 1.01 SC 1.22 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.97 HN 0.93 KP 0.98 LA 0.91 ! MK 1.01 NL 1.02 OV 0.91 PT 0.96 ! SC 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 1.06 KP 1.02 LA 0.99 ! OV 1.05 PT 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.08 HN 1.04 KP 1.06 LA 0.94 ! MK 1.10 NL 1.07 OV 0.99 PT 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.89 FD 0.98 HN 1.02 KP 1.01 ! LA 1.00 MK 1.01 NL 1.01 OV 0.95 ! PT 1.02 SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 0.97 KP 0.95 LA 0.95 ! MK 0.99 NL 1.01 OV 0.88 PT 0.92 ! SC 0.58 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.04 HN 1.02 KP 1.01 LA 0.97 ! OV 1.05 PT 1.07 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 0.88 HN 1.00 KP 1.04 LA 0.94 ! MK 1.10 NL 1.09 OV 0.87 PT 1.08 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.96 HN 0.99 KP 1.01 ! LA 1.01 MK 1.00 NL 1.03 OV 0.99 ! PT 1.02 SC 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.99 HN 0.95 KP 0.97 LA 0.91 ! MK 1.03 NL 1.05 OV 0.93 PT 0.93 ! SC 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! FD 1.05 HN 1.06 KP 1.05 LA 0.97 ! OV 1.03 PT 1.03 ! ! A total of 3 telescope corrections were flagged in sub-array 4. ! Telescope amplitude corrections in sub-array 4: ! BR 1.03 HN 1.01 KP 1.05 LA 0.90 ! MK 1.13 NL 1.06 OV 1.03 PT 1.06 ! ! ! Fit before self-cal, rms=0.152912Jy sigma=1.632458 ! Fit after self-cal, rms=0.090495Jy sigma=1.123594 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.797 mas, bmaj=5.647 mas, bpa=-16.61 degrees ! Estimated noise=1.23985 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 = -0.00690253 Jy ! Component: 100 - total flux cleaned = -0.0063208 Jy ! Component: 150 - total flux cleaned = -0.00588184 Jy ! Component: 200 - total flux cleaned = -0.00569478 Jy ! Total flux subtracted in 200 components = -0.00569478 Jy ! Clean residual min=-0.008031 max=0.007994 Jy/beam ! Clean residual mean=0.000004 rms=0.001956 Jy/beam ! Combined flux in latest and established models = 0.962533 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.962533 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.088695Jy sigma=1.099438 ! Fit after self-cal, rms=0.088665Jy sigma=1.098706 ! 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. ! ! Fit before self-cal, rms=0.088665Jy sigma=1.098706 ! Fit after self-cal, rms=0.081041Jy sigma=0.921020 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.796 mas, bmaj=5.62 mas, bpa=-16.08 degrees ! Estimated noise=1.23698 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000639227 Jy ! Component: 100 - total flux cleaned = -0.00115858 Jy ! Component: 150 - total flux cleaned = -0.00150306 Jy ! Component: 200 - total flux cleaned = -0.00181161 Jy ! Total flux subtracted in 200 components = -0.00181161 Jy ! Clean residual min=-0.004893 max=0.006100 Jy/beam ! Clean residual mean=0.000006 rms=0.001120 Jy/beam ! Combined flux in latest and established models = 0.960721 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 46 components and 0.960721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080846Jy sigma=0.916506 ! Fit after self-cal, rms=0.080850Jy sigma=0.916062 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 (5.5, -8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00503932 Jy ! Component: 100 - total flux cleaned = 0.00541096 Jy ! Component: 150 - total flux cleaned = 0.00511465 Jy ! Component: 200 - total flux cleaned = 0.00485363 Jy ! Total flux subtracted in 200 components = 0.00485363 Jy ! Clean residual min=-0.004365 max=0.003975 Jy/beam ! Clean residual mean=0.000004 rms=0.001041 Jy/beam ! Combined flux in latest and established models = 0.965575 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 66 components and 0.965575 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080429Jy sigma=0.908275 ! Fit after self-cal, rms=0.080405Jy sigma=0.907789 ! 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. ! ! Fit before self-cal, rms=0.080405Jy sigma=0.907789 ! Fit after self-cal, rms=0.080457Jy sigma=0.906966 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.797 mas, bmaj=5.616 mas, bpa=-16.09 degrees ! Estimated noise=1.23689 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00169041 Jy ! Component: 100 - total flux cleaned = 0.00193842 Jy ! Component: 150 - total flux cleaned = 0.00186432 Jy ! Component: 200 - total flux cleaned = 0.00179729 Jy ! Total flux subtracted in 200 components = 0.00179729 Jy ! Clean residual min=-0.004075 max=0.003955 Jy/beam ! Clean residual mean=0.000007 rms=0.001006 Jy/beam ! Combined flux in latest and established models = 0.967372 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 77 components and 0.967372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080310Jy sigma=0.904079 ! Fit after self-cal, rms=0.080305Jy sigma=0.903929 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 = 0.000294123 Jy ! Component: 100 - total flux cleaned = 0.000359367 Jy ! Component: 150 - total flux cleaned = 0.000417769 Jy ! Component: 200 - total flux cleaned = 0.000419344 Jy ! Total flux subtracted in 200 components = 0.000419344 Jy ! Clean residual min=-0.003909 max=0.003903 Jy/beam ! Clean residual mean=0.000007 rms=0.000993 Jy/beam ! Combined flux in latest and established models = 0.967791 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 81 components and 0.967791 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080231Jy sigma=0.902320 ! Fit after self-cal, rms=0.080230Jy sigma=0.902254 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 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. ! ! Fit before self-cal, rms=0.080230Jy sigma=0.902254 ! Fit after self-cal, rms=0.080224Jy sigma=0.901983 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.966 mas, bmaj=9.332 mas, bpa=-11.45 degrees ! Estimated noise=1.54933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0016223 Jy ! Component: 100 - total flux cleaned = 0.00194263 Jy ! Component: 150 - total flux cleaned = 0.00220885 Jy ! Component: 200 - total flux cleaned = 0.00242977 Jy ! Total flux subtracted in 200 components = 0.00242977 Jy ! Clean residual min=-0.003673 max=0.003812 Jy/beam ! Clean residual mean=0.000016 rms=0.001159 Jy/beam ! Combined flux in latest and established models = 0.970221 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 99 components and 0.970221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080222Jy sigma=0.901696 ! Fit after self-cal, rms=0.080220Jy sigma=0.901598 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 = 0.000326652 Jy ! Component: 100 - total flux cleaned = 0.000410342 Jy ! Component: 150 - total flux cleaned = 0.000507051 Jy ! Component: 200 - total flux cleaned = 0.000569198 Jy ! Total flux subtracted in 200 components = 0.000569198 Jy ! Clean residual min=-0.003632 max=0.003787 Jy/beam ! Clean residual mean=0.000016 rms=0.001156 Jy/beam ! Combined flux in latest and established models = 0.97079 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 103 components and 0.97079 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080224Jy sigma=0.901561 ! Fit after self-cal, rms=0.080223Jy sigma=0.901531 ! 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=3.797 mas, bmaj=5.615 mas, bpa=-16.12 degrees ! Estimated noise=1.23688 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.797 x 5.615 at -16.12 degrees (North through East) ! Clean map min=-0.0036198 max=0.91098 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. ! ! Fit before self-cal, rms=0.080223Jy sigma=0.901531 ! Fit after self-cal, rms=0.062642Jy sigma=0.765574 ! Inverting map and beam ! Estimated beam: bmin=3.797 mas, bmaj=5.616 mas, bpa=-16.15 degrees ! Estimated noise=1.2374 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000311374 Jy ! Component: 100 - total flux cleaned = 0.000429911 Jy ! Component: 150 - total flux cleaned = 0.00048485 Jy ! Component: 200 - total flux cleaned = 0.000485768 Jy ! Total flux subtracted in 200 components = 0.000485768 Jy ! Clean residual min=-0.003900 max=0.003780 Jy/beam ! Clean residual mean=0.000009 rms=0.000952 Jy/beam ! Combined flux in latest and established models = 0.971276 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 109 components and 0.971276 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062541Jy sigma=0.764009 ! Fit after self-cal, rms=0.062539Jy sigma=0.763955 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000113712 Jy ! Component: 100 - total flux cleaned = 1.983e-05 Jy ! Component: 150 - total flux cleaned = -2.40552e-05 Jy ! Component: 200 - total flux cleaned = -6.57655e-05 Jy ! Total flux subtracted in 200 components = -6.57655e-05 Jy ! Clean residual min=-0.003833 max=0.003732 Jy/beam ! Clean residual mean=0.000009 rms=0.000946 Jy/beam ! Combined flux in latest and established models = 0.97121 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.97121 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062486Jy sigma=0.762972 ! Fit after self-cal, rms=0.062484Jy sigma=0.762943 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.062484Jy sigma=0.762943 ! Fit after self-cal, rms=0.062484Jy sigma=0.762819 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=3.208 mas, bmaj=4.913 mas, bpa=-19.82 degrees ! Estimated noise=1.43607 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.709622 Jy ! Component: 100 - total flux cleaned = 0.869593 Jy ! Component: 150 - total flux cleaned = 0.920488 Jy ! Component: 200 - total flux cleaned = 0.942157 Jy ! Total flux subtracted in 200 components = 0.942157 Jy ! Clean residual min=-0.006829 max=0.009927 Jy/beam ! Clean residual mean=0.000012 rms=0.001693 Jy/beam ! Combined flux in latest and established models = 0.942157 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 0.942157 Jy ! Inverting map and beam ! Estimated beam: bmin=3.797 mas, bmaj=5.615 mas, bpa=-16.17 degrees ! Estimated noise=1.23772 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 = 0.0125229 Jy ! Component: 100 - total flux cleaned = 0.0201103 Jy ! Component: 150 - total flux cleaned = 0.0234624 Jy ! Component: 200 - total flux cleaned = 0.0248066 Jy ! Total flux subtracted in 200 components = 0.0248066 Jy ! Clean residual min=-0.004761 max=0.004399 Jy/beam ! Clean residual mean=0.000011 rms=0.001084 Jy/beam ! Combined flux in latest and established models = 0.966964 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 32 components and 0.966964 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.963 mas, bmaj=9.327 mas, bpa=-11.51 degrees ! Estimated noise=1.55075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00298623 Jy ! Component: 100 - total flux cleaned = 0.00360919 Jy ! Component: 150 - total flux cleaned = 0.00417502 Jy ! Component: 200 - total flux cleaned = 0.00458729 Jy ! Total flux subtracted in 200 components = 0.00458729 Jy ! Clean residual min=-0.003985 max=0.004029 Jy/beam ! Clean residual mean=0.000020 rms=0.001156 Jy/beam ! Combined flux in latest and established models = 0.971551 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 = 0.000306114 Jy ! Component: 100 - total flux cleaned = 0.000460243 Jy ! Component: 150 - total flux cleaned = 0.000599574 Jy ! Component: 200 - total flux cleaned = 0.000727504 Jy ! Total flux subtracted in 200 components = 0.000727504 Jy ! Clean residual min=-0.003886 max=0.003942 Jy/beam ! Clean residual mean=0.000020 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 0.972279 Jy ! Adding 37 model components to the UV plane model. ! The established model now contains 66 components and 0.972279 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.797 mas, bmaj=5.615 mas, bpa=-16.17 degrees ! Estimated noise=1.23772 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00148148 Jy ! Component: 100 - total flux cleaned = -0.00148351 Jy ! Component: 150 - total flux cleaned = -0.00148301 Jy ! Component: 200 - total flux cleaned = -0.00138124 Jy ! Total flux subtracted in 200 components = -0.00138124 Jy ! Clean residual min=-0.004172 max=0.004213 Jy/beam ! Clean residual mean=0.000010 rms=0.001020 Jy/beam ! Combined flux in latest and established models = 0.970897 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 82 components and 0.970897 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.063008Jy sigma=0.776960 ! Fit after self-cal, rms=0.062976Jy sigma=0.775029 wmodel J0958+4725_S_b_map.mod ! Writing 82 model components to file: J0958+4725_S_b_map.mod wobs J0958+4725_S_b_uvs.fits ! Writing UV FITS file: J0958+4725_S_b_uvs.fits wwins J0958+4725_S_b_map.win ! wwins: Wrote 2 windows to J0958+4725_S_b_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 = -0.000451273 Jy ! Component: 100 - total flux cleaned = 5.61076e-05 Jy ! Component: 150 - total flux cleaned = 0.00047531 Jy ! Component: 200 - total flux cleaned = 0.00108385 Jy ! Component: 250 - total flux cleaned = 0.00147737 Jy ! Component: 300 - total flux cleaned = 0.00147782 Jy ! Component: 350 - total flux cleaned = 0.00160186 Jy ! Component: 400 - total flux cleaned = 0.00154042 Jy ! Component: 450 - total flux cleaned = 0.00148064 Jy ! Component: 500 - total flux cleaned = 0.00153808 Jy ! Component: 550 - total flux cleaned = 0.00142533 Jy ! Component: 600 - total flux cleaned = 0.00148126 Jy ! Component: 650 - total flux cleaned = 0.00137189 Jy ! Component: 700 - total flux cleaned = 0.00115829 Jy ! Component: 750 - total flux cleaned = 0.00100196 Jy ! Component: 800 - total flux cleaned = 0.000951862 Jy ! Component: 850 - total flux cleaned = 0.000951196 Jy ! Component: 900 - total flux cleaned = 0.000950418 Jy ! Component: 950 - total flux cleaned = 0.00090062 Jy ! Component: 1000 - total flux cleaned = 0.000801752 Jy ! Component: 1050 - total flux cleaned = 0.000705359 Jy ! Component: 1100 - total flux cleaned = 0.000610394 Jy ! Component: 1150 - total flux cleaned = 0.00065784 Jy ! Component: 1200 - total flux cleaned = 0.000750537 Jy ! Component: 1250 - total flux cleaned = 0.000565994 Jy ! Component: 1300 - total flux cleaned = 0.00061139 Jy ! Component: 1350 - total flux cleaned = 0.000476566 Jy ! Component: 1400 - total flux cleaned = 0.000164694 Jy ! Component: 1450 - total flux cleaned = 0.000120642 Jy ! Component: 1500 - total flux cleaned = -5.30526e-05 Jy ! Component: 1550 - total flux cleaned = -0.000180992 Jy ! Component: 1600 - total flux cleaned = -0.000223198 Jy ! Component: 1650 - total flux cleaned = -0.000390995 Jy ! Component: 1700 - total flux cleaned = -0.000473899 Jy ! Component: 1750 - total flux cleaned = -0.000514199 Jy ! Component: 1800 - total flux cleaned = -0.000554605 Jy ! Component: 1850 - total flux cleaned = -0.000594977 Jy ! Component: 1900 - total flux cleaned = -0.000635392 Jy ! Component: 1950 - total flux cleaned = -0.000833501 Jy ! Component: 2000 - total flux cleaned = -0.000833523 Jy ! Component: 2050 - total flux cleaned = -0.000833229 Jy ! Component: 2100 - total flux cleaned = -0.000948823 Jy ! Component: 2150 - total flux cleaned = -0.00110106 Jy ! Component: 2200 - total flux cleaned = -0.00110131 Jy ! Component: 2250 - total flux cleaned = -0.00132672 Jy ! Component: 2300 - total flux cleaned = -0.00140071 Jy ! Component: 2350 - total flux cleaned = -0.00143701 Jy ! Component: 2400 - total flux cleaned = -0.00136392 Jy ! Component: 2450 - total flux cleaned = -0.00150911 Jy ! Component: 2500 - total flux cleaned = -0.00161686 Jy ! Component: 2550 - total flux cleaned = -0.0017592 Jy ! Component: 2600 - total flux cleaned = -0.00197112 Jy ! Component: 2650 - total flux cleaned = -0.00197096 Jy ! Component: 2700 - total flux cleaned = -0.00200591 Jy ! Component: 2750 - total flux cleaned = -0.00214318 Jy ! Component: 2800 - total flux cleaned = -0.00207516 Jy ! Component: 2850 - total flux cleaned = -0.00227838 Jy ! Component: 2900 - total flux cleaned = -0.00224495 Jy ! Component: 2950 - total flux cleaned = -0.0023783 Jy ! Component: 3000 - total flux cleaned = -0.00251073 Jy ! Component: 3050 - total flux cleaned = -0.00251068 Jy ! Component: 3100 - total flux cleaned = -0.00267352 Jy ! Component: 3150 - total flux cleaned = -0.00277051 Jy ! Component: 3200 - total flux cleaned = -0.0028661 Jy ! Component: 3250 - total flux cleaned = -0.00286597 Jy ! Component: 3300 - total flux cleaned = -0.00292898 Jy ! Component: 3350 - total flux cleaned = -0.00305419 Jy ! Component: 3400 - total flux cleaned = -0.00302295 Jy ! Component: 3450 - total flux cleaned = -0.00314626 Jy ! Component: 3500 - total flux cleaned = -0.00317651 Jy ! Component: 3550 - total flux cleaned = -0.00305482 Jy ! Component: 3600 - total flux cleaned = -0.00323586 Jy ! Component: 3650 - total flux cleaned = -0.00323584 Jy ! Component: 3700 - total flux cleaned = -0.00329534 Jy ! Component: 3750 - total flux cleaned = -0.00341335 Jy ! Component: 3800 - total flux cleaned = -0.00338387 Jy ! Component: 3850 - total flux cleaned = -0.00347108 Jy ! Component: 3900 - total flux cleaned = -0.00344225 Jy ! Component: 3950 - total flux cleaned = -0.0036147 Jy ! Component: 4000 - total flux cleaned = -0.00367187 Jy ! Component: 4050 - total flux cleaned = -0.00370034 Jy ! Total flux subtracted in 4096 components = -0.00381307 Jy ! Clean residual min=-0.001977 max=0.001680 Jy/beam ! Clean residual mean=-0.000001 rms=0.000502 Jy/beam ! Combined flux in latest and established models = 0.967084 Jy keep ! Adding 282 model components to the UV plane model. ! The established model now contains 364 components and 0.967084 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uvm//J0958+4725_S_b_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.797 x 5.615 at -16.17 degrees (North through East) ! Clean map min=-0.0029657 max=0.91347 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uvm//J0958+4725_S_b_map.fits wmodel /vlbi/uf001/uvm//J0958+4725_S_b_map.mod ! Writing 364 model components to file: /vlbi/uf001/uvm//J0958+4725_S_b_map.mod wobs /vlbi/uf001/uvm//J0958+4725_S_b_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uvm//J0958+4725_S_b_uvs.fits wwins /vlbi/uf001/uvm//J0958+4725_S_b_map.win ! wwins: Wrote 3 windows to /vlbi/uf001/uvm//J0958+4725_S_b_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.913473 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0005004 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.16434 0.16434 0.32868 0.657359 1.31472 2.62944 5.25888 10.5178 21.0355 42.071 84.142 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0015 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.913 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1825.48 quit ! Quitting program ! Log file /vlbi/uf001/uvm//J0958+4725_S_b_dfm.log closed on Sun Jan 13 21:17:47 2019