! Started logfile: /image_prod/ug002_uva//J2257+0743_S_g_dfm.log on Thu Mar 5 05:59:59 2020 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 /image_prod/ug002_uva//J2257+0743_S_g_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J2257+0743_S_g_uva.fits ! AN table 1: 21 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.90582 visibilities/baseline/integration-bin. ! Found source: J2257+0743 ! ! 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 2568 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 J2257+0743_S_g] 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. ! ! Correcting IF 2. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 9 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.047039Jy sigma=7.943171 ! Fit after self-cal, rms=0.691251Jy sigma=5.184172 ! 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=2.922 mas, bmaj=7.103 mas, bpa=-2.983 degrees ! Estimated noise=2.36665 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 = 0.240924 Jy ! Component: 100 - total flux cleaned = 0.327146 Jy ! Total flux subtracted in 100 components = 0.327146 Jy ! Clean residual min=-0.014190 max=0.036497 Jy/beam ! Clean residual mean=0.000024 rms=0.004121 Jy/beam ! Combined flux in latest and established models = 0.327145 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 0.327145 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.112701Jy sigma=0.769830 ! Fit after self-cal, rms=0.112544Jy sigma=0.767657 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0396879 Jy ! Component: 100 - total flux cleaned = 0.0602222 Jy ! Total flux subtracted in 100 components = 0.0602222 Jy ! Clean residual min=-0.009887 max=0.015171 Jy/beam ! Clean residual mean=0.000004 rms=0.002811 Jy/beam ! Combined flux in latest and established models = 0.387368 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 25 components and 0.387368 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.095187Jy sigma=0.626841 ! Fit after self-cal, rms=0.095087Jy sigma=0.626000 ! 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=3.482 mas, bmaj=7.942 mas, bpa=-2.281 degrees ! Estimated noise=1.88704 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 (-4.5, 0.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0186242 Jy ! Component: 100 - total flux cleaned = 0.0291466 Jy ! Component: 150 - total flux cleaned = 0.0362297 Jy ! Component: 200 - total flux cleaned = 0.0403038 Jy ! Total flux subtracted in 200 components = 0.0403038 Jy ! Clean residual min=-0.009347 max=0.010575 Jy/beam ! Clean residual mean=-0.000014 rms=0.002303 Jy/beam ! Combined flux in latest and established models = 0.427671 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 55 components and 0.427671 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091222Jy sigma=0.590417 ! Fit after self-cal, rms=0.091043Jy sigma=0.588789 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.482 x 7.942 at -2.281 degrees (North through East) ! Clean map min=-0.0089329 max=0.3094 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.00 HN 0.95 KP 0.98 ! LA 1.01 MK 1.20 NL 0.96 OV 0.99 ! PT 1.02 SC 0.97 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.33 FD 0.98 HN 0.99 KP 0.97 ! LA 1.00 MK 1.10 NL 1.06 OV 1.00 ! PT 1.01 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.98 KP 0.94 ! LA 0.98 MK 1.01 NL 0.96 OV 0.98 ! PT 1.01 SC 1.00 ! ! ! Fit before self-cal, rms=0.091043Jy sigma=0.588789 ! Fit after self-cal, rms=0.093238Jy sigma=0.548646 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.524 mas, bmaj=8.005 mas, bpa=-1.576 degrees ! Estimated noise=1.90237 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 = 0.00112229 Jy ! Component: 100 - total flux cleaned = 0.000245099 Jy ! Component: 150 - total flux cleaned = -0.000519171 Jy ! Component: 200 - total flux cleaned = -0.00119635 Jy ! Total flux subtracted in 200 components = -0.00119635 Jy ! Clean residual min=-0.008729 max=0.009266 Jy/beam ! Clean residual mean=-0.000012 rms=0.002048 Jy/beam ! Combined flux in latest and established models = 0.426475 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 72 components and 0.426475 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092370Jy sigma=0.545573 ! Fit after self-cal, rms=0.092379Jy sigma=0.545140 ! 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=0.092379Jy sigma=0.545140 ! Fit after self-cal, rms=0.080771Jy sigma=0.480061 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.547 mas, bmaj=7.962 mas, bpa=-1.443 degrees ! Estimated noise=1.91266 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000659807 Jy ! Component: 100 - total flux cleaned = 0.000538615 Jy ! Component: 150 - total flux cleaned = 0.000439231 Jy ! Component: 200 - total flux cleaned = 0.00044126 Jy ! Total flux subtracted in 200 components = 0.00044126 Jy ! Clean residual min=-0.004352 max=0.004250 Jy/beam ! Clean residual mean=-0.000006 rms=0.001047 Jy/beam ! Combined flux in latest and established models = 0.426916 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 81 components and 0.426916 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080369Jy sigma=0.478127 ! Fit after self-cal, rms=0.080374Jy sigma=0.478002 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 = 0.000182087 Jy ! Component: 100 - total flux cleaned = 0.000258501 Jy ! Component: 150 - total flux cleaned = 0.000259242 Jy ! Component: 200 - total flux cleaned = 0.000259413 Jy ! Total flux subtracted in 200 components = 0.000259413 Jy ! Clean residual min=-0.004339 max=0.004262 Jy/beam ! Clean residual mean=-0.000006 rms=0.001032 Jy/beam ! Combined flux in latest and established models = 0.427176 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 92 components and 0.427176 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.080208Jy sigma=0.477331 ! Fit after self-cal, rms=0.080207Jy sigma=0.477313 ! 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=0.080207Jy sigma=0.477313 ! Fit after self-cal, rms=0.078992Jy sigma=0.470003 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.559 mas, bmaj=7.959 mas, bpa=-1.264 degrees ! Estimated noise=1.91261 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 5.82102e-05 Jy ! Component: 100 - total flux cleaned = 0.000233981 Jy ! Component: 150 - total flux cleaned = 0.00023572 Jy ! Component: 200 - total flux cleaned = 0.0002359 Jy ! Total flux subtracted in 200 components = 0.0002359 Jy ! Clean residual min=-0.003740 max=0.004077 Jy/beam ! Clean residual mean=-0.000001 rms=0.000866 Jy/beam ! Combined flux in latest and established models = 0.427412 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 107 components and 0.427412 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078901Jy sigma=0.469442 ! Fit after self-cal, rms=0.078883Jy sigma=0.469395 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 (-8, -111). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000834592 Jy ! Component: 100 - total flux cleaned = 0.000817027 Jy ! Component: 150 - total flux cleaned = 0.000900358 Jy ! Component: 200 - total flux cleaned = 0.00064398 Jy ! Total flux subtracted in 200 components = 0.00064398 Jy ! Clean residual min=-0.003283 max=0.003467 Jy/beam ! Clean residual mean=-0.000000 rms=0.000819 Jy/beam ! Combined flux in latest and established models = 0.428056 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 119 components and 0.428056 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078535Jy sigma=0.467687 ! Fit after self-cal, rms=0.078533Jy sigma=0.467587 ! Inverting map ! Added new window around map position (108.5, -60.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116347 Jy ! Component: 100 - total flux cleaned = 0.000342829 Jy ! Component: 150 - total flux cleaned = 0.000203737 Jy ! Component: 200 - total flux cleaned = 0.000141994 Jy ! Total flux subtracted in 200 components = 0.000141994 Jy ! Clean residual min=-0.003112 max=0.003034 Jy/beam ! Clean residual mean=-0.000001 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.428198 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 138 components and 0.428198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078316Jy sigma=0.466288 ! Fit after self-cal, rms=0.078303Jy sigma=0.466264 ! 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=0.078303Jy sigma=0.466264 ! Fit after self-cal, rms=0.078323Jy sigma=0.466102 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.447 mas, bmaj=11.93 mas, bpa=-5.75 degrees ! Estimated noise=2.23914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000428431 Jy ! Component: 100 - total flux cleaned = -0.000430738 Jy ! Component: 150 - total flux cleaned = -0.000389747 Jy ! Component: 200 - total flux cleaned = -0.00042741 Jy ! Total flux subtracted in 200 components = -0.00042741 Jy ! Clean residual min=-0.003071 max=0.003923 Jy/beam ! Clean residual mean=-0.000000 rms=0.000830 Jy/beam ! Combined flux in latest and established models = 0.42777 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 156 components and 0.42777 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078287Jy sigma=0.465794 ! Fit after self-cal, rms=0.078279Jy sigma=0.465780 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 (-79, 85.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00262821 Jy ! Component: 100 - total flux cleaned = 0.00285871 Jy ! Component: 150 - total flux cleaned = 0.00304826 Jy ! Component: 200 - total flux cleaned = 0.00294377 Jy ! Total flux subtracted in 200 components = 0.00294377 Jy ! Clean residual min=-0.002682 max=0.002430 Jy/beam ! Clean residual mean=-0.000002 rms=0.000704 Jy/beam ! Combined flux in latest and established models = 0.430714 Jy ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 191 components and 0.430714 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078152Jy sigma=0.464775 ! Fit after self-cal, rms=0.078153Jy sigma=0.464718 ! 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=3.559 mas, bmaj=7.956 mas, bpa=-1.289 degrees ! Estimated noise=1.91024 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.559 x 7.956 at -1.289 degrees (North through East) ! Clean map min=-0.003587 max=0.31564 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=2.995 mas, bmaj=7.058 mas, bpa=-1.779 degrees ! Estimated noise=2.41478 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.243845 Jy ! Component: 100 - total flux cleaned = 0.328841 Jy ! Component: 150 - total flux cleaned = 0.367307 Jy ! Component: 200 - total flux cleaned = 0.388445 Jy ! Total flux subtracted in 200 components = 0.388445 Jy ! Clean residual min=-0.006855 max=0.010590 Jy/beam ! Clean residual mean=0.000011 rms=0.001587 Jy/beam ! Combined flux in latest and established models = 0.388445 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 26 model components to the UV plane model. ! The established model now contains 26 components and 0.388445 Jy ! Inverting map and beam ! Estimated beam: bmin=3.559 mas, bmaj=7.956 mas, bpa=-1.289 degrees ! Estimated noise=1.91024 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 = 0.0152365 Jy ! Component: 100 - total flux cleaned = 0.0234882 Jy ! Component: 150 - total flux cleaned = 0.0282172 Jy ! Component: 200 - total flux cleaned = 0.0311733 Jy ! Total flux subtracted in 200 components = 0.0311733 Jy ! Clean residual min=-0.003773 max=0.003577 Jy/beam ! Clean residual mean=0.000007 rms=0.000928 Jy/beam ! Combined flux in latest and established models = 0.419618 Jy ! Adding 44 model components to the UV plane model. ! The established model now contains 62 components and 0.419618 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=7.447 mas, bmaj=11.93 mas, bpa=-5.75 degrees ! Estimated noise=2.23914 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00509972 Jy ! Component: 100 - total flux cleaned = 0.00796675 Jy ! Component: 150 - total flux cleaned = 0.00897076 Jy ! Component: 200 - total flux cleaned = 0.00984524 Jy ! Total flux subtracted in 200 components = 0.00984524 Jy ! Clean residual min=-0.003336 max=0.002670 Jy/beam ! Clean residual mean=0.000004 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.429463 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 = 0.000383095 Jy ! Component: 100 - total flux cleaned = 0.000523808 Jy ! Component: 150 - total flux cleaned = 0.000656595 Jy ! Component: 200 - total flux cleaned = 0.000776712 Jy ! Total flux subtracted in 200 components = 0.000776712 Jy ! Clean residual min=-0.003039 max=0.002572 Jy/beam ! Clean residual mean=0.000003 rms=0.000754 Jy/beam ! Combined flux in latest and established models = 0.43024 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 135 components and 0.43024 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.559 mas, bmaj=7.956 mas, bpa=-1.289 degrees ! Estimated noise=1.91024 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000879133 Jy ! Component: 100 - total flux cleaned = 0.000770936 Jy ! Component: 150 - total flux cleaned = 0.000959244 Jy ! Component: 200 - total flux cleaned = 0.000875895 Jy ! Total flux subtracted in 200 components = 0.000875895 Jy ! Clean residual min=-0.003257 max=0.003046 Jy/beam ! Clean residual mean=0.000001 rms=0.000753 Jy/beam ! Combined flux in latest and established models = 0.431116 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 160 components and 0.431116 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.078428Jy sigma=0.466000 ! Fit after self-cal, rms=0.078377Jy sigma=0.465692 wmodel J2257+0743_S_g_map.mod ! Writing 160 model components to file: J2257+0743_S_g_map.mod wobs J2257+0743_S_g_uvs.fits ! Writing UV FITS file: J2257+0743_S_g_uvs.fits wwins J2257+0743_S_g_map.win ! wwins: Wrote 5 windows to J2257+0743_S_g_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 = -0.000930948 Jy ! Component: 100 - total flux cleaned = -0.00156964 Jy ! Component: 150 - total flux cleaned = -0.00207641 Jy ! Component: 200 - total flux cleaned = -0.00246496 Jy ! Component: 250 - total flux cleaned = -0.00274716 Jy ! Component: 300 - total flux cleaned = -0.00297671 Jy ! Component: 350 - total flux cleaned = -0.00315593 Jy ! Component: 400 - total flux cleaned = -0.00324465 Jy ! Component: 450 - total flux cleaned = -0.0034161 Jy ! Component: 500 - total flux cleaned = -0.00345875 Jy ! Component: 550 - total flux cleaned = -0.0035006 Jy ! Component: 600 - total flux cleaned = -0.00358216 Jy ! Component: 650 - total flux cleaned = -0.00358156 Jy ! Component: 700 - total flux cleaned = -0.00350259 Jy ! Component: 750 - total flux cleaned = -0.00350291 Jy ! Component: 800 - total flux cleaned = -0.00354134 Jy ! Component: 850 - total flux cleaned = -0.00361662 Jy ! Component: 900 - total flux cleaned = -0.00361591 Jy ! Component: 950 - total flux cleaned = -0.00365265 Jy ! Component: 1000 - total flux cleaned = -0.0037255 Jy ! Component: 1050 - total flux cleaned = -0.00376211 Jy ! Component: 1100 - total flux cleaned = -0.00383395 Jy ! Component: 1150 - total flux cleaned = -0.00376303 Jy ! Component: 1200 - total flux cleaned = -0.00386821 Jy ! Component: 1250 - total flux cleaned = -0.00383324 Jy ! Component: 1300 - total flux cleaned = -0.00379889 Jy ! Component: 1350 - total flux cleaned = -0.00379912 Jy ! Component: 1400 - total flux cleaned = -0.00379924 Jy ! Component: 1450 - total flux cleaned = -0.00386608 Jy ! Component: 1500 - total flux cleaned = -0.00383253 Jy ! Component: 1550 - total flux cleaned = -0.00399677 Jy ! Component: 1600 - total flux cleaned = -0.00379984 Jy ! Component: 1650 - total flux cleaned = -0.00373534 Jy ! Component: 1700 - total flux cleaned = -0.00376768 Jy ! Component: 1750 - total flux cleaned = -0.00383125 Jy ! Component: 1800 - total flux cleaned = -0.00379937 Jy ! Component: 1850 - total flux cleaned = -0.00376767 Jy ! Component: 1900 - total flux cleaned = -0.00379879 Jy ! Component: 1950 - total flux cleaned = -0.00364411 Jy ! Component: 2000 - total flux cleaned = -0.00370584 Jy ! Component: 2050 - total flux cleaned = -0.0037363 Jy ! Component: 2100 - total flux cleaned = -0.0037365 Jy ! Component: 2150 - total flux cleaned = -0.00367659 Jy ! Component: 2200 - total flux cleaned = -0.00376527 Jy ! Component: 2250 - total flux cleaned = -0.0035589 Jy ! Component: 2300 - total flux cleaned = -0.00358816 Jy ! Component: 2350 - total flux cleaned = -0.00364619 Jy ! Component: 2400 - total flux cleaned = -0.00341539 Jy ! Component: 2450 - total flux cleaned = -0.00341563 Jy ! Component: 2500 - total flux cleaned = -0.00344407 Jy ! Component: 2550 - total flux cleaned = -0.00335926 Jy ! Component: 2600 - total flux cleaned = -0.00335939 Jy ! Component: 2650 - total flux cleaned = -0.00335924 Jy ! Component: 2700 - total flux cleaned = -0.00330409 Jy ! Component: 2750 - total flux cleaned = -0.00330411 Jy ! Component: 2800 - total flux cleaned = -0.00344029 Jy ! Component: 2850 - total flux cleaned = -0.00325054 Jy ! Component: 2900 - total flux cleaned = -0.0031969 Jy ! Component: 2950 - total flux cleaned = -0.00333037 Jy ! Component: 3000 - total flux cleaned = -0.00330337 Jy ! Component: 3050 - total flux cleaned = -0.0032506 Jy ! Component: 3100 - total flux cleaned = -0.00327703 Jy ! Component: 3150 - total flux cleaned = -0.00327667 Jy ! Component: 3200 - total flux cleaned = -0.00322493 Jy ! Component: 3250 - total flux cleaned = -0.00319911 Jy ! Component: 3300 - total flux cleaned = -0.00325009 Jy ! Component: 3350 - total flux cleaned = -0.00319943 Jy ! Component: 3400 - total flux cleaned = -0.00307312 Jy ! Component: 3450 - total flux cleaned = -0.00302303 Jy ! Component: 3500 - total flux cleaned = -0.00304816 Jy ! Component: 3550 - total flux cleaned = -0.00302346 Jy ! Component: 3600 - total flux cleaned = -0.00294927 Jy ! Component: 3650 - total flux cleaned = -0.002925 Jy ! Component: 3700 - total flux cleaned = -0.00299811 Jy ! Component: 3750 - total flux cleaned = -0.00294958 Jy ! Component: 3800 - total flux cleaned = -0.0030459 Jy ! Component: 3850 - total flux cleaned = -0.00309394 Jy ! Component: 3900 - total flux cleaned = -0.00304586 Jy ! Component: 3950 - total flux cleaned = -0.00297473 Jy ! Component: 4000 - total flux cleaned = -0.00318728 Jy ! Component: 4050 - total flux cleaned = -0.00325766 Jy ! Total flux subtracted in 4096 components = -0.00311723 Jy ! Clean residual min=-0.001401 max=0.001424 Jy/beam ! Clean residual mean=-0.000001 rms=0.000427 Jy/beam ! Combined flux in latest and established models = 0.427999 Jy keep ! Adding 284 model components to the UV plane model. ! The established model now contains 444 components and 0.427998 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J2257+0743_S_g_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.559 x 7.956 at -1.289 degrees (North through East) ! Clean map min=-0.0025458 max=0.31824 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J2257+0743_S_g_map.fits wmodel /image_prod/ug002_uva//J2257+0743_S_g_map.mod ! Writing 444 model components to file: /image_prod/ug002_uva//J2257+0743_S_g_map.mod wobs /image_prod/ug002_uva//J2257+0743_S_g_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J2257+0743_S_g_uvs.fits wwins /image_prod/ug002_uva//J2257+0743_S_g_map.win ! wwins: Wrote 6 windows to /image_prod/ug002_uva//J2257+0743_S_g_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.31824 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000426174 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.401748 0.401748 0.803496 1.60699 3.21398 6.42797 12.8559 25.7119 51.4237 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0012 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.318 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 746.736 quit ! Quitting program ! Log file /image_prod/ug002_uva//J2257+0743_S_g_dfm.log closed on Thu Mar 5 06:00:03 2020