! Started logfile: /image_prod/ug002_uva//J1826+1831_S_dfm.log on Thu Mar 5 03:44:25 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//J1826+1831_S_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1826+1831_S_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.850309 visibilities/baseline/integration-bin. ! Found source: J1826+1831 ! ! 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 40 lines of history. ! ! Reading 8265 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 J1826+1831_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 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 61 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.062109Jy sigma=8.387583 ! Fit after self-cal, rms=0.694382Jy sigma=5.540788 ! 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=2.991 mas, bmaj=6.302 mas, bpa=-0.8005 degrees ! Estimated noise=1.65519 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 = 0.22723 Jy ! Component: 100 - total flux cleaned = 0.306139 Jy ! Total flux subtracted in 100 components = 0.306139 Jy ! Clean residual min=-0.021981 max=0.036327 Jy/beam ! Clean residual mean=-0.000207 rms=0.005870 Jy/beam ! Combined flux in latest and established models = 0.30614 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.30614 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.143851Jy sigma=1.112569 ! Fit after self-cal, rms=0.143724Jy sigma=1.111408 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0408264 Jy ! Component: 100 - total flux cleaned = 0.0658451 Jy ! Total flux subtracted in 100 components = 0.0658451 Jy ! Clean residual min=-0.017902 max=0.027117 Jy/beam ! Clean residual mean=-0.000168 rms=0.004986 Jy/beam ! Combined flux in latest and established models = 0.371985 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 32 components and 0.371985 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.123811Jy sigma=0.932336 ! Fit after self-cal, rms=0.123788Jy sigma=0.932162 ! 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=3.481 mas, bmaj=7.198 mas, bpa=-2.971 degrees ! Estimated noise=1.00333 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 = 0.0354332 Jy ! Component: 100 - total flux cleaned = 0.058821 Jy ! Component: 150 - total flux cleaned = 0.07464 Jy ! Component: 200 - total flux cleaned = 0.0853757 Jy ! Total flux subtracted in 200 components = 0.0853757 Jy ! Clean residual min=-0.017827 max=0.032120 Jy/beam ! Clean residual mean=-0.000215 rms=0.005870 Jy/beam ! Combined flux in latest and established models = 0.45736 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 50 components and 0.45736 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.112537Jy sigma=0.820487 ! Fit after self-cal, rms=0.112400Jy sigma=0.819883 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.481 x 7.198 at -2.971 degrees (North through East) ! Clean map min=-0.01771 max=0.30584 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 FD 1.01 HN 1.06 KP 0.97 ! LA 0.97 MK 1.01 OV 0.88 PT 0.92 ! SC 1.02 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.45 FD 0.98 HN 1.05 KP 1.05 ! LA 0.96 MK 0.99 OV 0.97 PT 0.92 ! SC 0.82 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.01 HN 1.07 KP 1.06 ! LA 0.93 MK 0.99 OV 0.98 PT 0.90 ! SC 1.08 ! ! ! Fit before self-cal, rms=0.112400Jy sigma=0.819883 ! Fit after self-cal, rms=0.112978Jy sigma=0.758652 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.477 mas, bmaj=7.346 mas, bpa=-2.744 degrees ! Estimated noise=1.00479 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 (27, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0238135 Jy ! Component: 100 - total flux cleaned = 0.031001 Jy ! Component: 150 - total flux cleaned = 0.0324144 Jy ! Component: 200 - total flux cleaned = 0.0342354 Jy ! Total flux subtracted in 200 components = 0.0342354 Jy ! Clean residual min=-0.016204 max=0.026049 Jy/beam ! Clean residual mean=-0.000119 rms=0.004969 Jy/beam ! Combined flux in latest and established models = 0.491596 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 76 components and 0.491596 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.107241Jy sigma=0.708891 ! Fit after self-cal, rms=0.107027Jy sigma=0.705388 ! Inverting map ! Added new window around map position (16.5, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0267012 Jy ! Component: 100 - total flux cleaned = 0.0377842 Jy ! Component: 150 - total flux cleaned = 0.0408548 Jy ! Component: 200 - total flux cleaned = 0.0427763 Jy ! Total flux subtracted in 200 components = 0.0427763 Jy ! Clean residual min=-0.013926 max=0.024278 Jy/beam ! Clean residual mean=-0.000072 rms=0.004020 Jy/beam ! Combined flux in latest and established models = 0.534372 Jy ! Performing phase self-cal ! Adding 37 model components to the UV plane model. ! The established model now contains 111 components and 0.534372 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.098397Jy sigma=0.636716 ! Fit after self-cal, rms=0.098042Jy sigma=0.632079 ! Inverting map ! Added new window around map position (63.5, 14). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.021436 Jy ! Component: 100 - total flux cleaned = 0.033298 Jy ! Component: 150 - total flux cleaned = 0.0392335 Jy ! Component: 200 - total flux cleaned = 0.0415234 Jy ! Total flux subtracted in 200 components = 0.0415234 Jy ! Clean residual min=-0.010822 max=0.017497 Jy/beam ! Clean residual mean=-0.000046 rms=0.003199 Jy/beam ! Combined flux in latest and established models = 0.575896 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 136 components and 0.575896 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.092450Jy sigma=0.576781 ! Fit after self-cal, rms=0.092313Jy sigma=0.575383 ! Inverting map ! Added new window around map position (7.5, 1.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.013255 Jy ! Component: 100 - total flux cleaned = 0.0140479 Jy ! Component: 150 - total flux cleaned = 0.0157604 Jy ! Component: 200 - total flux cleaned = 0.0160647 Jy ! Total flux subtracted in 200 components = 0.0160647 Jy ! Clean residual min=-0.009737 max=0.013474 Jy/beam ! Clean residual mean=-0.000024 rms=0.002774 Jy/beam ! Combined flux in latest and established models = 0.59196 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 171 components and 0.591961 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086642Jy sigma=0.546917 ! Fit after self-cal, rms=0.086061Jy sigma=0.542164 ! 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=0.086061Jy sigma=0.542164 ! Fit after self-cal, rms=0.074364Jy sigma=0.480686 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.472 mas, bmaj=7.286 mas, bpa=-2.428 degrees ! Estimated noise=1.00233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00807052 Jy ! Component: 100 - total flux cleaned = 0.0125703 Jy ! Component: 150 - total flux cleaned = 0.0157739 Jy ! Component: 200 - total flux cleaned = 0.018418 Jy ! Total flux subtracted in 200 components = 0.018418 Jy ! Clean residual min=-0.006374 max=0.006623 Jy/beam ! Clean residual mean=-0.000015 rms=0.001555 Jy/beam ! Combined flux in latest and established models = 0.610379 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 194 components and 0.610379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072845Jy sigma=0.467618 ! Fit after self-cal, rms=0.072782Jy sigma=0.466880 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 = 0.0027359 Jy ! Component: 100 - total flux cleaned = 0.00409105 Jy ! Component: 150 - total flux cleaned = 0.00532107 Jy ! Component: 200 - total flux cleaned = 0.00617229 Jy ! Total flux subtracted in 200 components = 0.00617229 Jy ! Clean residual min=-0.005730 max=0.006395 Jy/beam ! Clean residual mean=-0.000008 rms=0.001436 Jy/beam ! Combined flux in latest and established models = 0.616551 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 209 components and 0.616551 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.072035Jy sigma=0.461678 ! Fit after self-cal, rms=0.071988Jy sigma=0.461397 ! Inverting map ! Added new window around map position (40.5, 7.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00512167 Jy ! Component: 100 - total flux cleaned = 0.00717661 Jy ! Component: 150 - total flux cleaned = 0.00824101 Jy ! Component: 200 - total flux cleaned = 0.00922525 Jy ! Total flux subtracted in 200 components = 0.00922525 Jy ! Clean residual min=-0.005147 max=0.005292 Jy/beam ! Clean residual mean=0.000001 rms=0.001308 Jy/beam ! Combined flux in latest and established models = 0.625776 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 229 components and 0.625776 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.071293Jy sigma=0.455929 ! Fit after self-cal, rms=0.071236Jy sigma=0.455646 ! 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=0.071236Jy sigma=0.455646 ! Fit after self-cal, rms=0.070864Jy sigma=0.454275 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.464 mas, bmaj=7.266 mas, bpa=-2.39 degrees ! Estimated noise=0.999356 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00359737 Jy ! Component: 100 - total flux cleaned = 0.00569117 Jy ! Component: 150 - total flux cleaned = 0.00670397 Jy ! Component: 200 - total flux cleaned = 0.00775451 Jy ! Total flux subtracted in 200 components = 0.00775451 Jy ! Clean residual min=-0.004662 max=0.005552 Jy/beam ! Clean residual mean=-0.000007 rms=0.001191 Jy/beam ! Combined flux in latest and established models = 0.633531 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 251 components and 0.633531 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.070463Jy sigma=0.451187 ! Fit after self-cal, rms=0.070427Jy sigma=0.451035 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 (-6.5, 6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00133345 Jy ! Component: 100 - total flux cleaned = 0.00220341 Jy ! Component: 150 - total flux cleaned = 0.00287336 Jy ! Component: 200 - total flux cleaned = 0.00358828 Jy ! Total flux subtracted in 200 components = 0.00358828 Jy ! Clean residual min=-0.004301 max=0.004487 Jy/beam ! Clean residual mean=-0.000002 rms=0.001082 Jy/beam ! Combined flux in latest and established models = 0.637119 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 271 components and 0.637119 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069777Jy sigma=0.447107 ! Fit after self-cal, rms=0.069725Jy sigma=0.446930 ! 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=0.069725Jy sigma=0.446930 ! Fit after self-cal, rms=0.069358Jy sigma=0.446564 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.645 mas, bmaj=10.9 mas, bpa=1.648 degrees ! Estimated noise=1.24869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00425123 Jy ! Component: 100 - total flux cleaned = 0.00742264 Jy ! Component: 150 - total flux cleaned = 0.0089633 Jy ! Component: 200 - total flux cleaned = 0.0101659 Jy ! Total flux subtracted in 200 components = 0.0101659 Jy ! Clean residual min=-0.004917 max=0.005269 Jy/beam ! Clean residual mean=-0.000006 rms=0.001388 Jy/beam ! Combined flux in latest and established models = 0.647285 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 298 components and 0.647285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069125Jy sigma=0.444988 ! Fit after self-cal, rms=0.069079Jy sigma=0.444773 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 = 0.00144934 Jy ! Component: 100 - total flux cleaned = 0.00245808 Jy ! Component: 150 - total flux cleaned = 0.00330125 Jy ! Component: 200 - total flux cleaned = 0.00369461 Jy ! Total flux subtracted in 200 components = 0.00369461 Jy ! Clean residual min=-0.004650 max=0.005054 Jy/beam ! Clean residual mean=0.000003 rms=0.001323 Jy/beam ! Combined flux in latest and established models = 0.650979 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 311 components and 0.650979 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068946Jy sigma=0.443961 ! Fit after self-cal, rms=0.068924Jy sigma=0.443896 ! 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=3.457 mas, bmaj=7.252 mas, bpa=-2.396 degrees ! Estimated noise=0.998648 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.457 x 7.252 at -2.396 degrees (North through East) ! Clean map min=-0.0090482 max=0.30446 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=2.961 mas, bmaj=6.312 mas, bpa=-0.08931 degrees ! Estimated noise=1.65805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.227465 Jy ! Component: 100 - total flux cleaned = 0.308683 Jy ! Component: 150 - total flux cleaned = 0.353239 Jy ! Component: 200 - total flux cleaned = 0.384847 Jy ! Total flux subtracted in 200 components = 0.384847 Jy ! Clean residual min=-0.013640 max=0.018136 Jy/beam ! Clean residual mean=-0.000142 rms=0.003654 Jy/beam ! Combined flux in latest and established models = 0.384847 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 29 model components to the UV plane model. ! The established model now contains 29 components and 0.384847 Jy ! Inverting map and beam ! Estimated beam: bmin=3.457 mas, bmaj=7.252 mas, bpa=-2.396 degrees ! Estimated noise=0.998648 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 = 0.0383635 Jy ! Component: 100 - total flux cleaned = 0.0676083 Jy ! Component: 150 - total flux cleaned = 0.0917361 Jy ! Component: 200 - total flux cleaned = 0.11185 Jy ! Total flux subtracted in 200 components = 0.11185 Jy ! Clean residual min=-0.010545 max=0.013600 Jy/beam ! Clean residual mean=-0.000153 rms=0.003248 Jy/beam ! Combined flux in latest and established models = 0.496697 Jy ! Adding 76 model components to the UV plane model. ! The established model now contains 98 components and 0.496697 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=7.645 mas, bmaj=10.9 mas, bpa=1.648 degrees ! Estimated noise=1.24869 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0311291 Jy ! Component: 100 - total flux cleaned = 0.0540654 Jy ! Component: 150 - total flux cleaned = 0.0721323 Jy ! Component: 200 - total flux cleaned = 0.0866282 Jy ! Total flux subtracted in 200 components = 0.0866282 Jy ! Clean residual min=-0.008587 max=0.009835 Jy/beam ! Clean residual mean=-0.000140 rms=0.002945 Jy/beam ! Combined flux in latest and established models = 0.583325 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 = 0.0117627 Jy ! Component: 100 - total flux cleaned = 0.0216353 Jy ! Component: 150 - total flux cleaned = 0.0297371 Jy ! Component: 200 - total flux cleaned = 0.0355697 Jy ! Total flux subtracted in 200 components = 0.0355697 Jy ! Clean residual min=-0.005998 max=0.007354 Jy/beam ! Clean residual mean=-0.000064 rms=0.001985 Jy/beam ! Combined flux in latest and established models = 0.618895 Jy ! Adding 155 model components to the UV plane model. ! The established model now contains 236 components and 0.618895 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.457 mas, bmaj=7.252 mas, bpa=-2.396 degrees ! Estimated noise=0.998648 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00341815 Jy ! Component: 100 - total flux cleaned = 0.00663829 Jy ! Component: 150 - total flux cleaned = 0.00917405 Jy ! Component: 200 - total flux cleaned = 0.0118671 Jy ! Total flux subtracted in 200 components = 0.0118671 Jy ! Clean residual min=-0.005039 max=0.005060 Jy/beam ! Clean residual mean=-0.000018 rms=0.001201 Jy/beam ! Combined flux in latest and established models = 0.630762 Jy selfcal ! Performing phase self-cal ! Adding 35 model components to the UV plane model. ! The established model now contains 268 components and 0.630762 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069957Jy sigma=0.452464 ! Fit after self-cal, rms=0.069634Jy sigma=0.449585 wmodel J1826+1831_S_map.mod ! Writing 268 model components to file: J1826+1831_S_map.mod wobs J1826+1831_S_uvs.fits ! Writing UV FITS file: J1826+1831_S_uvs.fits wwins J1826+1831_S_map.win ! wwins: Wrote 7 windows to J1826+1831_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 = -1.84618e-05 Jy ! Component: 100 - total flux cleaned = -0.0011071 Jy ! Component: 150 - total flux cleaned = -0.00234878 Jy ! Component: 200 - total flux cleaned = -0.00283763 Jy ! Component: 250 - total flux cleaned = -0.00343928 Jy ! Component: 300 - total flux cleaned = -0.00395398 Jy ! Component: 350 - total flux cleaned = -0.00420283 Jy ! Component: 400 - total flux cleaned = -0.00450348 Jy ! Component: 450 - total flux cleaned = -0.00485198 Jy ! Component: 500 - total flux cleaned = -0.00507761 Jy ! Component: 550 - total flux cleaned = -0.00518874 Jy ! Component: 600 - total flux cleaned = -0.00540491 Jy ! Component: 650 - total flux cleaned = -0.00572042 Jy ! Component: 700 - total flux cleaned = -0.00618052 Jy ! Component: 750 - total flux cleaned = -0.00648057 Jy ! Component: 800 - total flux cleaned = -0.00682393 Jy ! Component: 850 - total flux cleaned = -0.00706358 Jy ! Component: 900 - total flux cleaned = -0.00748645 Jy ! Component: 950 - total flux cleaned = -0.00771673 Jy ! Component: 1000 - total flux cleaned = -0.00803277 Jy ! Component: 1050 - total flux cleaned = -0.00843034 Jy ! Component: 1100 - total flux cleaned = -0.00864637 Jy ! Component: 1150 - total flux cleaned = -0.00898589 Jy ! Component: 1200 - total flux cleaned = -0.00931917 Jy ! Component: 1250 - total flux cleaned = -0.00956397 Jy ! Component: 1300 - total flux cleaned = -0.00984399 Jy ! Component: 1350 - total flux cleaned = -0.0101181 Jy ! Component: 1400 - total flux cleaned = -0.0103494 Jy ! Component: 1450 - total flux cleaned = -0.0108056 Jy ! Component: 1500 - total flux cleaned = -0.0109923 Jy ! Component: 1550 - total flux cleaned = -0.0111759 Jy ! Component: 1600 - total flux cleaned = -0.0114299 Jy ! Component: 1650 - total flux cleaned = -0.0116786 Jy ! Component: 1700 - total flux cleaned = -0.0118541 Jy ! Component: 1750 - total flux cleaned = -0.0120269 Jy ! Component: 1800 - total flux cleaned = -0.0121633 Jy ! Component: 1850 - total flux cleaned = -0.0122634 Jy ! Component: 1900 - total flux cleaned = -0.0125921 Jy ! Component: 1950 - total flux cleaned = -0.0128179 Jy ! Component: 2000 - total flux cleaned = -0.013009 Jy ! Component: 2050 - total flux cleaned = -0.0131344 Jy ! Component: 2100 - total flux cleaned = -0.0133515 Jy ! Component: 2150 - total flux cleaned = -0.0135949 Jy ! Component: 2200 - total flux cleaned = -0.0138349 Jy ! Component: 2250 - total flux cleaned = -0.0139242 Jy ! Component: 2300 - total flux cleaned = -0.0142462 Jy ! Component: 2350 - total flux cleaned = -0.0144471 Jy ! Component: 2400 - total flux cleaned = -0.0146743 Jy ! Component: 2450 - total flux cleaned = -0.0147583 Jy ! Component: 2500 - total flux cleaned = -0.0150627 Jy ! Component: 2550 - total flux cleaned = -0.0151988 Jy ! Component: 2600 - total flux cleaned = -0.0154135 Jy ! Component: 2650 - total flux cleaned = -0.0156793 Jy ! Component: 2700 - total flux cleaned = -0.0157579 Jy ! Component: 2750 - total flux cleaned = -0.0159648 Jy ! Component: 2800 - total flux cleaned = -0.016118 Jy ! Component: 2850 - total flux cleaned = -0.0163448 Jy ! Component: 2900 - total flux cleaned = -0.0164934 Jy ! Component: 2950 - total flux cleaned = -0.016616 Jy ! Component: 3000 - total flux cleaned = -0.0168103 Jy ! Component: 3050 - total flux cleaned = -0.0169298 Jy ! Component: 3100 - total flux cleaned = -0.0170721 Jy ! Component: 3150 - total flux cleaned = -0.0172588 Jy ! Component: 3200 - total flux cleaned = -0.0173969 Jy ! Component: 3250 - total flux cleaned = -0.0175559 Jy ! Component: 3300 - total flux cleaned = -0.0176231 Jy ! Component: 3350 - total flux cleaned = -0.017734 Jy ! Component: 3400 - total flux cleaned = -0.0177998 Jy ! Component: 3450 - total flux cleaned = -0.0179085 Jy ! Component: 3500 - total flux cleaned = -0.0180161 Jy ! Component: 3550 - total flux cleaned = -0.018228 Jy ! Component: 3600 - total flux cleaned = -0.0182905 Jy ! Component: 3650 - total flux cleaned = -0.0183113 Jy ! Component: 3700 - total flux cleaned = -0.0184136 Jy ! Component: 3750 - total flux cleaned = -0.0184539 Jy ! Component: 3800 - total flux cleaned = -0.0185139 Jy ! Component: 3850 - total flux cleaned = -0.0185731 Jy ! Component: 3900 - total flux cleaned = -0.0186318 Jy ! Component: 3950 - total flux cleaned = -0.0187477 Jy ! Component: 4000 - total flux cleaned = -0.0188049 Jy ! Component: 4050 - total flux cleaned = -0.0189185 Jy ! Total flux subtracted in 4096 components = -0.0189742 Jy ! Clean residual min=-0.001114 max=0.000970 Jy/beam ! Clean residual mean=-0.000004 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.611787 Jy keep ! Adding 296 model components to the UV plane model. ! The established model now contains 562 components and 0.611787 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1826+1831_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.457 x 7.252 at -2.396 degrees (North through East) ! Clean map min=-0.0034682 max=0.30304 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1826+1831_S_map.fits wmodel /image_prod/ug002_uva//J1826+1831_S_map.mod ! Writing 562 model components to file: /image_prod/ug002_uva//J1826+1831_S_map.mod wobs /image_prod/ug002_uva//J1826+1831_S_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1826+1831_S_uvs.fits wwins /image_prod/ug002_uva//J1826+1831_S_map.win ! wwins: Wrote 8 windows to /image_prod/ug002_uva//J1826+1831_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.303036 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000349914 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.346409 0.346409 0.692817 1.38563 2.77127 5.54254 11.0851 22.1701 44.3403 88.6806 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.303 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 866.029 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1826+1831_S_dfm.log closed on Thu Mar 5 03:44:29 2020