! Started logfile: /vlbi/bp222/maps//J0836-2016_S_dfm.log on Mon Jan 14 16:37:01 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/bp222/maps//J0836-2016_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J0836-2016_S_uvm.fits ! AN table 1: 16 integrations on 21 of 21 possible baselines. ! AN table 2: 16 integrations on 15 of 15 possible baselines. ! AN table 3: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.960938 visibilities/baseline/integration-bin. ! Found source: J0836-2016 ! ! There are 4 IFs, and a total of 4 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 ! 04 4 2.348e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 44 lines of history. ! ! Reading 4428 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 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 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 J0836-2016_S] 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 9 telescope corrections were flagged in sub-array 1. ! A total of 8 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 8 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! A total of 8 telescope corrections were flagged in sub-array 2. ! A total of 4 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 112 telescope corrections were flagged in sub-array 1. ! A total of 51 telescope corrections were flagged in sub-array 2. ! A total of 84 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.790559Jy sigma=20.534318 ! Fit after self-cal, rms=0.784873Jy sigma=8.834486 ! 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=2.559 mas, bmaj=8.148 mas, bpa=-4.144 degrees ! Estimated noise=1.49408 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 = 0.858864 Jy ! Component: 100 - total flux cleaned = 1.22671 Jy ! Total flux subtracted in 100 components = 1.22671 Jy ! Clean residual min=-0.110980 max=0.209706 Jy/beam ! Clean residual mean=-0.000263 rms=0.037085 Jy/beam ! Combined flux in latest and established models = 1.22671 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 23 components and 1.22671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.636099Jy sigma=7.088147 ! Fit after self-cal, rms=0.635945Jy sigma=7.087138 ! 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=3.199 mas, bmaj=9.521 mas, bpa=-3.82 degrees ! Estimated noise=1.10724 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 (123, 73.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.3604 Jy ! Component: 100 - total flux cleaned = 0.587884 Jy ! Component: 150 - total flux cleaned = 0.742094 Jy ! Component: 200 - total flux cleaned = 0.847133 Jy ! Total flux subtracted in 200 components = 0.847133 Jy ! Clean residual min=-0.075697 max=0.148248 Jy/beam ! Clean residual mean=-0.000115 rms=0.023441 Jy/beam ! Combined flux in latest and established models = 2.07385 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 85 components and 2.07385 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.333166Jy sigma=3.334714 ! Fit after self-cal, rms=0.317399Jy sigma=3.130596 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.199 x 9.521 at -3.82 degrees (North through East) ! Clean map min=-0.068648 max=1.0855 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.25 FD 0.94 KP 0.95 MK 1.08 ! NL 1.04 OV 0.93 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.50 FD 0.92 KP 0.96 MK 1.16 ! NL 1.00 OV 0.91 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.03 FD 0.95 HN 1.11 KP 0.91 ! LA 0.85 MK 1.06 NL 1.03 PT 0.90 ! SC 0.93 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 2.92 FD 0.94 KP 0.94 MK 1.04 ! NL 1.14 OV 0.94 PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 3.92 FD 0.93 KP 0.99 MK 1.09 ! NL 0.81 OV 0.93 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.08 FD 0.95 HN 1.12 KP 0.91 ! LA 0.87 MK 0.92 NL 1.07 PT 0.92 ! SC 1.03 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.31 FD 0.93 KP 0.95 MK 1.02 ! NL 1.10 OV 0.95 PT 0.98 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.41 FD 0.92 KP 0.97 MK 1.03 ! NL 0.89 OV 0.97 ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.06 FD 0.95 HN 1.10 KP 0.92 ! LA 0.87 MK 1.08 NL 1.03 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* KP 0.00* MK 0.00* ! NL 0.00* OV 0.00* PT 0.00* ! ! A total of 45 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* FD 0.00* KP 0.00* MK 0.00* ! NL 0.00* OV 0.00* ! ! Telescope amplitude corrections in sub-array 3: ! BR 1.00* FD 0.92 HN 1.17 KP 1.00* ! LA 0.86 MK 1.00* NL 1.00* PT 0.93 ! SC 1.00* ! ! ! Fit before self-cal, rms=0.317399Jy sigma=3.130596 ! Fit after self-cal, rms=0.183755Jy sigma=1.450261 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.222 mas, bmaj=9.652 mas, bpa=-3.278 degrees ! Estimated noise=1.11431 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 = -0.00328717 Jy ! Component: 100 - total flux cleaned = -0.00393324 Jy ! Component: 150 - total flux cleaned = -0.00454923 Jy ! Component: 200 - total flux cleaned = -0.00510257 Jy ! Total flux subtracted in 200 components = -0.00510257 Jy ! Clean residual min=-0.030331 max=0.033898 Jy/beam ! Clean residual mean=0.000011 rms=0.007319 Jy/beam ! Combined flux in latest and established models = 2.06874 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 100 components and 2.06874 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.178367Jy sigma=1.390072 ! Fit after self-cal, rms=0.178651Jy sigma=1.387266 ! 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. ! ! Fit before self-cal, rms=0.178651Jy sigma=1.387266 ! Fit after self-cal, rms=0.178578Jy sigma=1.380929 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.197 mas, bmaj=9.627 mas, bpa=-3.462 degrees ! Estimated noise=1.10574 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00351268 Jy ! Component: 100 - total flux cleaned = -0.00407611 Jy ! Component: 150 - total flux cleaned = -0.00509238 Jy ! Component: 200 - total flux cleaned = -0.00556468 Jy ! Total flux subtracted in 200 components = -0.00556468 Jy ! Clean residual min=-0.028638 max=0.030593 Jy/beam ! Clean residual mean=0.000010 rms=0.006829 Jy/beam ! Combined flux in latest and established models = 2.06318 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 105 components and 2.06318 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.175060Jy sigma=1.339396 ! Fit after self-cal, rms=0.174908Jy sigma=1.337925 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 (-4, -2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0179779 Jy ! Component: 100 - total flux cleaned = 0.0143933 Jy ! Component: 150 - total flux cleaned = 0.0124739 Jy ! Component: 200 - total flux cleaned = 0.0113396 Jy ! Total flux subtracted in 200 components = 0.0113396 Jy ! Clean residual min=-0.026029 max=0.026315 Jy/beam ! Clean residual mean=0.000022 rms=0.006019 Jy/beam ! Combined flux in latest and established models = 2.07452 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 124 components and 2.07452 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.168002Jy sigma=1.243749 ! Fit after self-cal, rms=0.166835Jy sigma=1.233717 ! Inverting map ! Added new window around map position (-18, 13.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0149719 Jy ! Component: 100 - total flux cleaned = 0.014331 Jy ! Component: 150 - total flux cleaned = 0.0131948 Jy ! Component: 200 - total flux cleaned = 0.0126934 Jy ! Total flux subtracted in 200 components = 0.0126934 Jy ! Clean residual min=-0.022295 max=0.018313 Jy/beam ! Clean residual mean=0.000029 rms=0.005182 Jy/beam ! Combined flux in latest and established models = 2.08721 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 145 components and 2.08721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.159089Jy sigma=1.153377 ! Fit after self-cal, rms=0.158859Jy sigma=1.150954 ! 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. ! ! Fit before self-cal, rms=0.158859Jy sigma=1.150954 ! Fit after self-cal, rms=0.157825Jy sigma=1.129014 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.176 mas, bmaj=9.583 mas, bpa=-3.424 degrees ! Estimated noise=1.09819 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00417306 Jy ! Component: 100 - total flux cleaned = 0.00323058 Jy ! Component: 150 - total flux cleaned = 0.00152411 Jy ! Component: 200 - total flux cleaned = -1.93502e-05 Jy ! Total flux subtracted in 200 components = -1.93502e-05 Jy ! Clean residual min=-0.019759 max=0.017036 Jy/beam ! Clean residual mean=0.000018 rms=0.004522 Jy/beam ! Combined flux in latest and established models = 2.08719 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 163 components and 2.08719 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.154426Jy sigma=1.091012 ! Fit after self-cal, rms=0.153804Jy sigma=1.087462 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 = 0.00191601 Jy ! Component: 100 - total flux cleaned = 0.000850894 Jy ! Component: 150 - total flux cleaned = -0.000480111 Jy ! Component: 200 - total flux cleaned = -0.00203955 Jy ! Total flux subtracted in 200 components = -0.00203955 Jy ! Clean residual min=-0.018673 max=0.016144 Jy/beam ! Clean residual mean=0.000019 rms=0.004271 Jy/beam ! Combined flux in latest and established models = 2.08515 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 172 components and 2.08515 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151784Jy sigma=1.064960 ! Fit after self-cal, rms=0.151353Jy sigma=1.063062 ! 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.151353Jy sigma=1.063062 ! Fit after self-cal, rms=0.151895Jy sigma=1.058620 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.569 mas, bmaj=16.92 mas, bpa=6.287 degrees ! Estimated noise=1.43876 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000767549 Jy ! Component: 100 - total flux cleaned = -0.000291 Jy ! Component: 150 - total flux cleaned = -0.00209271 Jy ! Component: 200 - total flux cleaned = -0.0036713 Jy ! Total flux subtracted in 200 components = -0.0036713 Jy ! Clean residual min=-0.022470 max=0.015700 Jy/beam ! Clean residual mean=0.000031 rms=0.005187 Jy/beam ! Combined flux in latest and established models = 2.08148 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 193 components and 2.08148 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.150452Jy sigma=1.049946 ! Fit after self-cal, rms=0.149814Jy sigma=1.044604 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 = -0.0010936 Jy ! Component: 100 - total flux cleaned = -0.00192464 Jy ! Component: 150 - total flux cleaned = -0.00190984 Jy ! Component: 200 - total flux cleaned = -0.00233183 Jy ! Total flux subtracted in 200 components = -0.00233183 Jy ! Clean residual min=-0.020904 max=0.014814 Jy/beam ! Clean residual mean=0.000032 rms=0.005046 Jy/beam ! Combined flux in latest and established models = 2.07915 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 206 components and 2.07915 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.149087Jy sigma=1.041826 ! Fit after self-cal, rms=0.148697Jy sigma=1.039342 ! 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=3.171 mas, bmaj=9.58 mas, bpa=-3.414 degrees ! Estimated noise=1.09721 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.171 x 9.58 at -3.414 degrees (North through East) ! Clean map min=-0.017084 max=1.0617 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. ! ! Fit before self-cal, rms=0.148697Jy sigma=1.039342 ! Fit after self-cal, rms=0.143246Jy sigma=0.952141 ! Inverting map and beam ! Estimated beam: bmin=3.179 mas, bmaj=9.589 mas, bpa=-3.317 degrees ! Estimated noise=1.10085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00174054 Jy ! Component: 100 - total flux cleaned = -0.00278647 Jy ! Component: 150 - total flux cleaned = -0.00307942 Jy ! Component: 200 - total flux cleaned = -0.00335458 Jy ! Total flux subtracted in 200 components = -0.00335458 Jy ! Clean residual min=-0.016258 max=0.014575 Jy/beam ! Clean residual mean=0.000013 rms=0.003685 Jy/beam ! Combined flux in latest and established models = 2.0758 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 223 components and 2.07579 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.141451Jy sigma=0.928251 ! Fit after self-cal, rms=0.141066Jy sigma=0.926315 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000362724 Jy ! Component: 100 - total flux cleaned = -0.000144036 Jy ! Component: 150 - total flux cleaned = -0.000142632 Jy ! Component: 200 - total flux cleaned = -0.000133248 Jy ! Total flux subtracted in 200 components = -0.000133248 Jy ! Clean residual min=-0.015409 max=0.014192 Jy/beam ! Clean residual mean=0.000014 rms=0.003559 Jy/beam ! Combined flux in latest and established models = 2.07566 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 237 components and 2.07566 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139958Jy sigma=0.912877 ! Fit after self-cal, rms=0.139702Jy sigma=0.911573 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.139702Jy sigma=0.911573 ! Fit after self-cal, rms=0.140394Jy sigma=0.908391 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=2.535 mas, bmaj=8.065 mas, bpa=-3.827 degrees ! Estimated noise=1.46544 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.852859 Jy ! Component: 100 - total flux cleaned = 1.22702 Jy ! Component: 150 - total flux cleaned = 1.45363 Jy ! Component: 200 - total flux cleaned = 1.6044 Jy ! Total flux subtracted in 200 components = 1.6044 Jy ! Clean residual min=-0.042314 max=0.082624 Jy/beam ! Clean residual mean=-0.000108 rms=0.015410 Jy/beam ! Combined flux in latest and established models = 1.6044 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 50 model components to the UV plane model. ! The established model now contains 50 components and 1.6044 Jy ! Inverting map and beam ! Estimated beam: bmin=3.173 mas, bmaj=9.597 mas, bpa=-3.385 degrees ! Estimated noise=1.09941 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 = 0.153108 Jy ! Component: 100 - total flux cleaned = 0.245119 Jy ! Component: 150 - total flux cleaned = 0.305638 Jy ! Component: 200 - total flux cleaned = 0.347817 Jy ! Total flux subtracted in 200 components = 0.347817 Jy ! Clean residual min=-0.022830 max=0.031117 Jy/beam ! Clean residual mean=-0.000036 rms=0.006829 Jy/beam ! Combined flux in latest and established models = 1.95222 Jy ! Adding 99 model components to the UV plane model. ! The established model now contains 139 components and 1.95222 Jy ! Inverting map ! Added new window around map position (4.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0336415 Jy ! Component: 100 - total flux cleaned = 0.0577087 Jy ! Component: 150 - total flux cleaned = 0.0763037 Jy ! Component: 200 - total flux cleaned = 0.0908228 Jy ! Total flux subtracted in 200 components = 0.0908228 Jy ! Clean residual min=-0.016021 max=0.017097 Jy/beam ! Clean residual mean=-0.000003 rms=0.004048 Jy/beam ! Combined flux in latest and established models = 2.04304 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 180 components and 2.04304 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=7.563 mas, bmaj=16.96 mas, bpa=6.142 degrees ! Estimated noise=1.44179 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0164816 Jy ! Component: 100 - total flux cleaned = 0.021402 Jy ! Component: 150 - total flux cleaned = 0.0236624 Jy ! Component: 200 - total flux cleaned = 0.0255853 Jy ! Total flux subtracted in 200 components = 0.0255853 Jy ! Clean residual min=-0.015650 max=0.017684 Jy/beam ! Clean residual mean=0.000033 rms=0.004674 Jy/beam ! Combined flux in latest and established models = 2.06862 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 = 0.000330056 Jy ! Component: 100 - total flux cleaned = 1.4341e-05 Jy ! Component: 150 - total flux cleaned = 0.000318678 Jy ! Component: 200 - total flux cleaned = 0.000588667 Jy ! Total flux subtracted in 200 components = 0.000588667 Jy ! Clean residual min=-0.014868 max=0.016325 Jy/beam ! Clean residual mean=0.000032 rms=0.004333 Jy/beam ! Combined flux in latest and established models = 2.06921 Jy ! Adding 75 model components to the UV plane model. ! The established model now contains 249 components and 2.06921 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.173 mas, bmaj=9.597 mas, bpa=-3.385 degrees ! Estimated noise=1.09941 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.86099e-05 Jy ! Component: 100 - total flux cleaned = 0.00085872 Jy ! Component: 150 - total flux cleaned = 0.00162818 Jy ! Component: 200 - total flux cleaned = 0.00230769 Jy ! Total flux subtracted in 200 components = 0.00230769 Jy ! Clean residual min=-0.012414 max=0.012077 Jy/beam ! Clean residual mean=0.000017 rms=0.003097 Jy/beam ! Combined flux in latest and established models = 2.07152 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 271 components and 2.07152 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.138112Jy sigma=0.854678 ! Fit after self-cal, rms=0.137400Jy sigma=0.847459 wmodel J0836-2016_S_map.mod ! Writing 271 model components to file: J0836-2016_S_map.mod wobs J0836-2016_S_uvs.fits ! Writing UV FITS file: J0836-2016_S_uvs.fits wwins J0836-2016_S_map.win ! wwins: Wrote 5 windows to J0836-2016_S_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 = -0.00305862 Jy ! Component: 100 - total flux cleaned = -0.00666116 Jy ! Component: 150 - total flux cleaned = -0.00891257 Jy ! Component: 200 - total flux cleaned = -0.0108602 Jy ! Component: 250 - total flux cleaned = -0.0122131 Jy ! Component: 300 - total flux cleaned = -0.013514 Jy ! Component: 350 - total flux cleaned = -0.0141393 Jy ! Component: 400 - total flux cleaned = -0.0150421 Jy ! Component: 450 - total flux cleaned = -0.0160632 Jy ! Component: 500 - total flux cleaned = -0.0173393 Jy ! Component: 550 - total flux cleaned = -0.0185803 Jy ! Component: 600 - total flux cleaned = -0.0203233 Jy ! Component: 650 - total flux cleaned = -0.0220186 Jy ! Component: 700 - total flux cleaned = -0.0236717 Jy ! Component: 750 - total flux cleaned = -0.0251579 Jy ! Component: 800 - total flux cleaned = -0.026854 Jy ! Component: 850 - total flux cleaned = -0.0282731 Jy ! Component: 900 - total flux cleaned = -0.029891 Jy ! Component: 950 - total flux cleaned = -0.0313599 Jy ! Component: 1000 - total flux cleaned = -0.0327963 Jy ! Component: 1050 - total flux cleaned = -0.033986 Jy ! Component: 1100 - total flux cleaned = -0.0349406 Jy ! Component: 1150 - total flux cleaned = -0.0359795 Jy ! Component: 1200 - total flux cleaned = -0.0369966 Jy ! Component: 1250 - total flux cleaned = -0.0378951 Jy ! Component: 1300 - total flux cleaned = -0.0387764 Jy ! Component: 1350 - total flux cleaned = -0.0395486 Jy ! Component: 1400 - total flux cleaned = -0.0406834 Jy ! Component: 1450 - total flux cleaned = -0.0414271 Jy ! Component: 1500 - total flux cleaned = -0.0423416 Jy ! Component: 1550 - total flux cleaned = -0.0430616 Jy ! Component: 1600 - total flux cleaned = -0.0436828 Jy ! Component: 1650 - total flux cleaned = -0.0442918 Jy ! Component: 1700 - total flux cleaned = -0.0450644 Jy ! Component: 1750 - total flux cleaned = -0.0457397 Jy ! Component: 1800 - total flux cleaned = -0.046485 Jy ! Component: 1850 - total flux cleaned = -0.0468943 Jy ! Component: 1900 - total flux cleaned = -0.0477794 Jy ! Component: 1950 - total flux cleaned = -0.0485714 Jy ! Component: 2000 - total flux cleaned = -0.04904 Jy ! Component: 2050 - total flux cleaned = -0.0495792 Jy ! Component: 2100 - total flux cleaned = -0.0500376 Jy ! Component: 2150 - total flux cleaned = -0.0505651 Jy ! Component: 2200 - total flux cleaned = -0.0513798 Jy ! Component: 2250 - total flux cleaned = -0.0517454 Jy ! Component: 2300 - total flux cleaned = -0.0520343 Jy ! Component: 2350 - total flux cleaned = -0.0525346 Jy ! Component: 2400 - total flux cleaned = -0.0528157 Jy ! Component: 2450 - total flux cleaned = -0.0531635 Jy ! Component: 2500 - total flux cleaned = -0.053438 Jy ! Component: 2550 - total flux cleaned = -0.0539134 Jy ! Component: 2600 - total flux cleaned = -0.0540468 Jy ! Component: 2650 - total flux cleaned = -0.0545785 Jy ! Component: 2700 - total flux cleaned = -0.0547103 Jy ! Component: 2750 - total flux cleaned = -0.0550365 Jy ! Component: 2800 - total flux cleaned = -0.0554877 Jy ! Component: 2850 - total flux cleaned = -0.0558052 Jy ! Component: 2900 - total flux cleaned = -0.0559946 Jy ! Component: 2950 - total flux cleaned = -0.056306 Jy ! Component: 3000 - total flux cleaned = -0.0566141 Jy ! Component: 3050 - total flux cleaned = -0.0569198 Jy ! Component: 3100 - total flux cleaned = -0.0572823 Jy ! Component: 3150 - total flux cleaned = -0.0574612 Jy ! Component: 3200 - total flux cleaned = -0.0576989 Jy ! Component: 3250 - total flux cleaned = -0.0581105 Jy ! Component: 3300 - total flux cleaned = -0.0582843 Jy ! Component: 3350 - total flux cleaned = -0.0585728 Jy ! Component: 3400 - total flux cleaned = -0.0586301 Jy ! Component: 3450 - total flux cleaned = -0.0590839 Jy ! Component: 3500 - total flux cleaned = -0.0593084 Jy ! Component: 3550 - total flux cleaned = -0.0595877 Jy ! Component: 3600 - total flux cleaned = -0.0598645 Jy ! Component: 3650 - total flux cleaned = -0.0601391 Jy ! Component: 3700 - total flux cleaned = -0.0603565 Jy ! Component: 3750 - total flux cleaned = -0.0604651 Jy ! Component: 3800 - total flux cleaned = -0.0607335 Jy ! Component: 3850 - total flux cleaned = -0.0608403 Jy ! Component: 3900 - total flux cleaned = -0.0611043 Jy ! Component: 3950 - total flux cleaned = -0.0612615 Jy ! Component: 4000 - total flux cleaned = -0.06147 Jy ! Component: 4050 - total flux cleaned = -0.061677 Jy ! Total flux subtracted in 4096 components = -0.0618824 Jy ! Clean residual min=-0.003044 max=0.003610 Jy/beam ! Clean residual mean=0.000003 rms=0.001004 Jy/beam ! Combined flux in latest and established models = 2.00964 Jy keep ! Adding 323 model components to the UV plane model. ! The established model now contains 593 components and 2.00964 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J0836-2016_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.173 x 9.597 at -3.385 degrees (North through East) ! Clean map min=-0.01032 max=1.1195 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J0836-2016_S_map.fits wmodel /vlbi/bp222/maps//J0836-2016_S_map.mod ! Writing 593 model components to file: /vlbi/bp222/maps//J0836-2016_S_map.mod wobs /vlbi/bp222/maps//J0836-2016_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J0836-2016_S_uvs.fits wwins /vlbi/bp222/maps//J0836-2016_S_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J0836-2016_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.11954 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000999578 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.267854 0.267854 0.535708 1.07142 2.14283 4.28567 8.57133 17.1427 34.2853 68.5706 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0029 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.119 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1120.01 quit ! Quitting program ! Log file /vlbi/bp222/maps//J0836-2016_S_dfm.log closed on Mon Jan 14 16:37:06 2019