! Started logfile: /vlbi/bp222/maps//J2258+5719_S_dfm.log on Thu Sep 27 11:43:43 2018 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//J2258+5719_S_uvm.fits ! Reading UV FITS file: /vlbi/bp222/maps//J2258+5719_S_uvm.fits ! AN table 1: 23 integrations on 36 of 36 possible baselines. ! AN table 2: 92 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.790056 visibilities/baseline/integration-bin. ! Found source: J2258+5719 ! ! 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 54 lines of history. ! ! Reading 15700 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 J2258+5719_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 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! A total of 122 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 115 telescope corrections were flagged in sub-array 1. ! A total of 552 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.019078Jy sigma=18.428753 ! Fit after self-cal, rms=0.819734Jy sigma=14.674003 ! 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=2.881 mas, bmaj=5.614 mas, bpa=3.198 degrees ! Estimated noise=0.627851 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 = 0.132491 Jy ! Component: 100 - total flux cleaned = 0.178671 Jy ! Total flux subtracted in 100 components = 0.178671 Jy ! Clean residual min=-0.007431 max=0.020084 Jy/beam ! Clean residual mean=0.000043 rms=0.002180 Jy/beam ! Combined flux in latest and established models = 0.178671 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.178671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.077626Jy sigma=1.383295 ! Fit after self-cal, rms=0.077572Jy sigma=1.382431 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0227918 Jy ! Component: 100 - total flux cleaned = 0.0359461 Jy ! Total flux subtracted in 100 components = 0.0359461 Jy ! Clean residual min=-0.005592 max=0.006701 Jy/beam ! Clean residual mean=0.000034 rms=0.001530 Jy/beam ! Combined flux in latest and established models = 0.214618 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.214618 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.068801Jy sigma=1.175940 ! Fit after self-cal, rms=0.068789Jy sigma=1.175592 ! 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=3.573 mas, bmaj=6.677 mas, bpa=4.72 degrees ! Estimated noise=0.359168 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 = 0.0124957 Jy ! Component: 100 - total flux cleaned = 0.0190057 Jy ! Component: 150 - total flux cleaned = 0.0225953 Jy ! Component: 200 - total flux cleaned = 0.0246346 Jy ! Total flux subtracted in 200 components = 0.0246346 Jy ! Clean residual min=-0.004456 max=0.004132 Jy/beam ! Clean residual mean=0.000013 rms=0.001205 Jy/beam ! Combined flux in latest and established models = 0.239252 Jy ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 58 components and 0.239252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.067171Jy sigma=1.122828 ! Fit after self-cal, rms=0.067172Jy sigma=1.122774 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.573 x 6.677 at 4.72 degrees (North through East) ! Clean map min=-0.0043731 max=0.18114 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.92 HN 0.95 KP 0.96 ! LA 0.94 MK 1.07 NL 1.02 OV 0.97 ! PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.09 FD 0.94 HN 1.06 KP 0.97 ! LA 0.96 MK 1.04 NL 0.97 OV 0.98 ! PT 0.96 SC 1.09 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 0.96 HN 1.03 KP 0.76 ! LA 0.97 MK 0.99 NL 1.00 OV 1.00 ! PT 0.96 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.02 FD 0.97 HN 1.01 KP 0.94 ! LA 0.96 MK 1.01 NL 1.03 OV 0.97 ! PT 0.97 SC 1.10 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.96 HN 1.04 KP 0.93 ! LA 0.90 MK 1.01 NL 0.89 OV 0.99 ! PT 0.94 ! ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 FD 0.96 HN 1.01 KP 0.97 ! LA 0.95 MK 0.97 NL 1.01 OV 0.98 ! PT 0.98 SC 1.02 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00* FD 19.10 HN 0.70 KP 1.00* ! LA 61.17 MK 1.00* NL 1.00* OV 1.00* ! PT 1.35 ! ! A total of 69 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.00* FD 9.61 HN 1.03 KP 1.00* ! LA 2.74 MK 1.00* NL 1.00* OV 0.97 ! PT 0.94 SC 1.00* ! ! ! Fit before self-cal, rms=0.067172Jy sigma=1.122774 ! Fit after self-cal, rms=0.053472Jy sigma=0.875096 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.596 mas, bmaj=6.734 mas, bpa=4.258 degrees ! Estimated noise=0.360173 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 = 0.000978702 Jy ! Component: 100 - total flux cleaned = 0.000949727 Jy ! Component: 150 - total flux cleaned = 0.000894851 Jy ! Component: 200 - total flux cleaned = 0.000801644 Jy ! Total flux subtracted in 200 components = 0.000801644 Jy ! Clean residual min=-0.001838 max=0.001990 Jy/beam ! Clean residual mean=-0.000005 rms=0.000453 Jy/beam ! Combined flux in latest and established models = 0.240054 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 65 components and 0.240054 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053403Jy sigma=0.874423 ! Fit after self-cal, rms=0.053556Jy sigma=0.874283 ! 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=0.053556Jy sigma=0.874283 ! Fit after self-cal, rms=0.053172Jy sigma=0.867684 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.594 mas, bmaj=6.716 mas, bpa=3.94 degrees ! Estimated noise=0.36072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000872845 Jy ! Component: 100 - total flux cleaned = 0.000926888 Jy ! Component: 150 - total flux cleaned = 0.000914464 Jy ! Component: 200 - total flux cleaned = 0.000902213 Jy ! Total flux subtracted in 200 components = 0.000902213 Jy ! Clean residual min=-0.001628 max=0.001718 Jy/beam ! Clean residual mean=-0.000002 rms=0.000377 Jy/beam ! Combined flux in latest and established models = 0.240956 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 69 components and 0.240956 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053144Jy sigma=0.867469 ! Fit after self-cal, rms=0.053137Jy sigma=0.867454 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 (-11, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00111931 Jy ! Component: 100 - total flux cleaned = 0.00134559 Jy ! Component: 150 - total flux cleaned = 0.00146074 Jy ! Component: 200 - total flux cleaned = 0.0014607 Jy ! Total flux subtracted in 200 components = 0.0014607 Jy ! Clean residual min=-0.001500 max=0.001378 Jy/beam ! Clean residual mean=-0.000003 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.242417 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 87 components and 0.242417 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.053068Jy sigma=0.866456 ! Fit after self-cal, rms=0.053063Jy sigma=0.866391 ! 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=0.053063Jy sigma=0.866391 ! Fit after self-cal, rms=0.052506Jy sigma=0.862281 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.586 mas, bmaj=6.704 mas, bpa=3.683 degrees ! Estimated noise=0.360518 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000699397 Jy ! Component: 100 - total flux cleaned = 0.000754234 Jy ! Component: 150 - total flux cleaned = 0.000776879 Jy ! Component: 200 - total flux cleaned = 0.000797965 Jy ! Total flux subtracted in 200 components = 0.000797965 Jy ! Clean residual min=-0.001280 max=0.001354 Jy/beam ! Clean residual mean=-0.000001 rms=0.000317 Jy/beam ! Combined flux in latest and established models = 0.243215 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 97 components and 0.243215 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.052477Jy sigma=0.861894 ! Fit after self-cal, rms=0.052470Jy sigma=0.861865 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 (49, -52.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000693146 Jy ! Component: 100 - total flux cleaned = 0.000753639 Jy ! Component: 150 - total flux cleaned = 0.000854212 Jy ! Component: 200 - total flux cleaned = 0.00094483 Jy ! Total flux subtracted in 200 components = 0.00094483 Jy ! Clean residual min=-0.001325 max=0.001253 Jy/beam ! Clean residual mean=-0.000001 rms=0.000306 Jy/beam ! Combined flux in latest and established models = 0.24416 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 120 components and 0.24416 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.052428Jy sigma=0.861216 ! Fit after self-cal, rms=0.052424Jy sigma=0.861181 ! 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=0.052424Jy sigma=0.861181 ! Fit after self-cal, rms=0.052374Jy sigma=0.861094 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.629 mas, bmaj=10.18 mas, bpa=6.42 degrees ! Estimated noise=0.433314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000616458 Jy ! Component: 100 - total flux cleaned = 0.000835896 Jy ! Component: 150 - total flux cleaned = 0.000901217 Jy ! Component: 200 - total flux cleaned = 0.000917 Jy ! Total flux subtracted in 200 components = 0.000917 Jy ! Clean residual min=-0.001129 max=0.001391 Jy/beam ! Clean residual mean=-0.000002 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.245077 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 139 components and 0.245077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.052358Jy sigma=0.860888 ! Fit after self-cal, rms=0.052354Jy sigma=0.860870 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 = 7.38596e-05 Jy ! Component: 100 - total flux cleaned = 4.77561e-05 Jy ! Component: 150 - total flux cleaned = 2.40359e-05 Jy ! Component: 200 - total flux cleaned = 1.27413e-05 Jy ! Total flux subtracted in 200 components = 1.27413e-05 Jy ! Clean residual min=-0.001151 max=0.001378 Jy/beam ! Clean residual mean=-0.000002 rms=0.000346 Jy/beam ! Combined flux in latest and established models = 0.245089 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 149 components and 0.245089 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.052350Jy sigma=0.860820 ! Fit after self-cal, rms=0.052350Jy sigma=0.860816 ! 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=3.584 mas, bmaj=6.698 mas, bpa=3.631 degrees ! Estimated noise=0.360774 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.584 x 6.698 at 3.631 degrees (North through East) ! Clean map min=-0.0012496 max=0.18108 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=2.886 mas, bmaj=5.615 mas, bpa=2.092 degrees ! Estimated noise=0.634094 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.134569 Jy ! Component: 100 - total flux cleaned = 0.181869 Jy ! Component: 150 - total flux cleaned = 0.205049 Jy ! Component: 200 - total flux cleaned = 0.218532 Jy ! Total flux subtracted in 200 components = 0.218532 Jy ! Clean residual min=-0.003060 max=0.007019 Jy/beam ! Clean residual mean=0.000009 rms=0.000845 Jy/beam ! Combined flux in latest and established models = 0.218532 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.218532 Jy ! Inverting map and beam ! Estimated beam: bmin=3.584 mas, bmaj=6.698 mas, bpa=3.631 degrees ! Estimated noise=0.360774 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 = 0.0110488 Jy ! Component: 100 - total flux cleaned = 0.0168945 Jy ! Component: 150 - total flux cleaned = 0.0203409 Jy ! Component: 200 - total flux cleaned = 0.0225716 Jy ! Total flux subtracted in 200 components = 0.0225716 Jy ! Clean residual min=-0.001335 max=0.002260 Jy/beam ! Clean residual mean=0.000001 rms=0.000349 Jy/beam ! Combined flux in latest and established models = 0.241103 Jy ! Adding 46 model components to the UV plane model. ! The established model now contains 67 components and 0.241103 Jy ! Inverting map ! Added new window around map position (4, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202525 Jy ! Component: 100 - total flux cleaned = 0.00286983 Jy ! Component: 150 - total flux cleaned = 0.00322325 Jy ! Component: 200 - total flux cleaned = 0.0033013 Jy ! Total flux subtracted in 200 components = 0.0033013 Jy ! Clean residual min=-0.001235 max=0.001487 Jy/beam ! Clean residual mean=-0.000000 rms=0.000314 Jy/beam ! Combined flux in latest and established models = 0.244405 Jy ! Adding 23 model components to the UV plane model. ! The established model now contains 84 components and 0.244405 Jy ! Inverting map ! Added new window around map position (-4.5, -1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000642898 Jy ! Component: 100 - total flux cleaned = 0.000607329 Jy ! Component: 150 - total flux cleaned = 0.000506179 Jy ! Component: 200 - total flux cleaned = 0.000412988 Jy ! Total flux subtracted in 200 components = 0.000412988 Jy ! Clean residual min=-0.001226 max=0.001231 Jy/beam ! Clean residual mean=-0.000000 rms=0.000298 Jy/beam ! Combined flux in latest and established models = 0.244818 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 100 components and 0.244818 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=8.629 mas, bmaj=10.18 mas, bpa=6.42 degrees ! Estimated noise=0.433314 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00042332 Jy ! Component: 100 - total flux cleaned = -0.000402852 Jy ! Component: 150 - total flux cleaned = -0.000402324 Jy ! Component: 200 - total flux cleaned = -0.000418037 Jy ! Total flux subtracted in 200 components = -0.000418037 Jy ! Clean residual min=-0.001175 max=0.001308 Jy/beam ! Clean residual mean=-0.000001 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.2444 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 = -1.48902e-05 Jy ! Component: 100 - total flux cleaned = -5.87857e-05 Jy ! Component: 150 - total flux cleaned = -8.66488e-05 Jy ! Component: 200 - total flux cleaned = -0.000126905 Jy ! Total flux subtracted in 200 components = -0.000126905 Jy ! Clean residual min=-0.001134 max=0.001305 Jy/beam ! Clean residual mean=-0.000001 rms=0.000334 Jy/beam ! Combined flux in latest and established models = 0.244273 Jy ! Adding 47 model components to the UV plane model. ! The established model now contains 141 components and 0.244273 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.584 mas, bmaj=6.698 mas, bpa=3.631 degrees ! Estimated noise=0.360774 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000122401 Jy ! Component: 100 - total flux cleaned = -0.000147191 Jy ! Component: 150 - total flux cleaned = -0.000147342 Jy ! Component: 200 - total flux cleaned = -0.000169641 Jy ! Total flux subtracted in 200 components = -0.000169641 Jy ! Clean residual min=-0.001216 max=0.001233 Jy/beam ! Clean residual mean=-0.000000 rms=0.000285 Jy/beam ! Combined flux in latest and established models = 0.244103 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 154 components and 0.244103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.052325Jy sigma=0.860336 ! Fit after self-cal, rms=0.052319Jy sigma=0.860275 wmodel J2258+5719_S_map.mod ! Writing 154 model components to file: J2258+5719_S_map.mod wobs J2258+5719_S_uvs.fits ! Writing UV FITS file: J2258+5719_S_uvs.fits wwins J2258+5719_S_map.win ! wwins: Wrote 5 windows to J2258+5719_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 = 5.2049e-06 Jy ! Component: 100 - total flux cleaned = -7.68379e-05 Jy ! Component: 150 - total flux cleaned = -0.000133899 Jy ! Component: 200 - total flux cleaned = -0.000152536 Jy ! Component: 250 - total flux cleaned = -0.000116374 Jy ! Component: 300 - total flux cleaned = -9.86067e-05 Jy ! Component: 350 - total flux cleaned = 2.20739e-05 Jy ! Component: 400 - total flux cleaned = 0.000122801 Jy ! Component: 450 - total flux cleaned = 0.000155741 Jy ! Component: 500 - total flux cleaned = 0.000301887 Jy ! Component: 550 - total flux cleaned = 0.000365766 Jy ! Component: 600 - total flux cleaned = 0.000444744 Jy ! Component: 650 - total flux cleaned = 0.000538049 Jy ! Component: 700 - total flux cleaned = 0.000599501 Jy ! Component: 750 - total flux cleaned = 0.000704853 Jy ! Component: 800 - total flux cleaned = 0.000749292 Jy ! Component: 850 - total flux cleaned = 0.000793476 Jy ! Component: 900 - total flux cleaned = 0.000808033 Jy ! Component: 950 - total flux cleaned = 0.000894058 Jy ! Component: 1000 - total flux cleaned = 0.000922278 Jy ! Component: 1050 - total flux cleaned = 0.000936273 Jy ! Component: 1100 - total flux cleaned = 0.000950092 Jy ! Component: 1150 - total flux cleaned = 0.00096395 Jy ! Component: 1200 - total flux cleaned = 0.00103178 Jy ! Component: 1250 - total flux cleaned = 0.00104506 Jy ! Component: 1300 - total flux cleaned = 0.00109808 Jy ! Component: 1350 - total flux cleaned = 0.00112419 Jy ! Component: 1400 - total flux cleaned = 0.00115032 Jy ! Component: 1450 - total flux cleaned = 0.00118899 Jy ! Component: 1500 - total flux cleaned = 0.00126578 Jy ! Component: 1550 - total flux cleaned = 0.00131659 Jy ! Component: 1600 - total flux cleaned = 0.00140458 Jy ! Component: 1650 - total flux cleaned = 0.00145425 Jy ! Component: 1700 - total flux cleaned = 0.00150369 Jy ! Component: 1750 - total flux cleaned = 0.00158925 Jy ! Component: 1800 - total flux cleaned = 0.0016014 Jy ! Component: 1850 - total flux cleaned = 0.00164973 Jy ! Component: 1900 - total flux cleaned = 0.00172136 Jy ! Component: 1950 - total flux cleaned = 0.00178062 Jy ! Component: 2000 - total flux cleaned = 0.00178065 Jy ! Component: 2050 - total flux cleaned = 0.00181588 Jy ! Component: 2100 - total flux cleaned = 0.0018391 Jy ! Component: 2150 - total flux cleaned = 0.00189666 Jy ! Component: 2200 - total flux cleaned = 0.00193096 Jy ! Component: 2250 - total flux cleaned = 0.00186303 Jy ! Component: 2300 - total flux cleaned = 0.00195314 Jy ! Component: 2350 - total flux cleaned = 0.00194183 Jy ! Component: 2400 - total flux cleaned = 0.00201971 Jy ! Component: 2450 - total flux cleaned = 0.00199766 Jy ! Component: 2500 - total flux cleaned = 0.00204172 Jy ! Component: 2550 - total flux cleaned = 0.00212892 Jy ! Component: 2600 - total flux cleaned = 0.00213965 Jy ! Component: 2650 - total flux cleaned = 0.00217186 Jy ! Component: 2700 - total flux cleaned = 0.0021826 Jy ! Component: 2750 - total flux cleaned = 0.00216149 Jy ! Component: 2800 - total flux cleaned = 0.00223548 Jy ! Component: 2850 - total flux cleaned = 0.0022355 Jy ! Component: 2900 - total flux cleaned = 0.00227714 Jy ! Component: 2950 - total flux cleaned = 0.00228751 Jy ! Component: 3000 - total flux cleaned = 0.00232884 Jy ! Component: 3050 - total flux cleaned = 0.00233904 Jy ! Component: 3100 - total flux cleaned = 0.00232897 Jy ! Component: 3150 - total flux cleaned = 0.00238982 Jy ! Component: 3200 - total flux cleaned = 0.00238975 Jy ! Component: 3250 - total flux cleaned = 0.00242984 Jy ! Component: 3300 - total flux cleaned = 0.00245982 Jy ! Component: 3350 - total flux cleaned = 0.00245979 Jy ! Component: 3400 - total flux cleaned = 0.00245981 Jy ! Component: 3450 - total flux cleaned = 0.0024795 Jy ! Component: 3500 - total flux cleaned = 0.00245998 Jy ! Component: 3550 - total flux cleaned = 0.00247951 Jy ! Component: 3600 - total flux cleaned = 0.00247958 Jy ! Component: 3650 - total flux cleaned = 0.00250841 Jy ! Component: 3700 - total flux cleaned = 0.00255637 Jy ! Component: 3750 - total flux cleaned = 0.00255637 Jy ! Component: 3800 - total flux cleaned = 0.00257539 Jy ! Component: 3850 - total flux cleaned = 0.0025847 Jy ! Component: 3900 - total flux cleaned = 0.00255653 Jy ! Component: 3950 - total flux cleaned = 0.00257517 Jy ! Component: 4000 - total flux cleaned = 0.00257515 Jy ! Component: 4050 - total flux cleaned = 0.00256588 Jy ! Total flux subtracted in 4096 components = 0.00256581 Jy ! Clean residual min=-0.000542 max=0.000520 Jy/beam ! Clean residual mean=-0.000001 rms=0.000170 Jy/beam ! Combined flux in latest and established models = 0.246669 Jy keep ! Adding 288 model components to the UV plane model. ! The established model now contains 442 components and 0.246669 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bp222/maps//J2258+5719_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.584 x 6.698 at 3.631 degrees (North through East) ! Clean map min=-0.0010314 max=0.18109 Jy/beam ! Writing clean map to FITS file: /vlbi/bp222/maps//J2258+5719_S_map.fits wmodel /vlbi/bp222/maps//J2258+5719_S_map.mod ! Writing 442 model components to file: /vlbi/bp222/maps//J2258+5719_S_map.mod wobs /vlbi/bp222/maps//J2258+5719_S_uvs.fits ! Writing UV FITS file: /vlbi/bp222/maps//J2258+5719_S_uvs.fits wwins /vlbi/bp222/maps//J2258+5719_S_map.win ! wwins: Wrote 6 windows to /vlbi/bp222/maps//J2258+5719_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.181087 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000169643 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.281042 0.281042 0.562083 1.12417 2.24833 4.49667 8.99333 17.9867 35.9733 71.9467 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.181 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1067.46 quit ! Quitting program ! Log file /vlbi/bp222/maps//J2258+5719_S_dfm.log closed on Thu Sep 27 11:43:47 2018