! Started logfile: /image_prod/ug002_uva//J1800+7828_S_f_dfm.log on Thu Mar 5 03:35:01 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//J1800+7828_S_f_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1800+7828_S_f_uva.fits ! AN table 1: 23 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.729814 visibilities/baseline/integration-bin. ! Found source: J1800+7828 ! ! 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 36 lines of history. ! ! Reading 1410 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 J1800+7828_S_f] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.500x0.500 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 32 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=2.160679Jy sigma=7.380326 ! Fit after self-cal, rms=0.922670Jy sigma=3.005550 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.021 mas, bmaj=3.727 mas, bpa=43.06 degrees ! Estimated noise=6.75371 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 = 1.35151 Jy ! Component: 100 - total flux cleaned = 1.69663 Jy ! Total flux subtracted in 100 components = 1.69663 Jy ! Clean residual min=-0.072101 max=0.143297 Jy/beam ! Clean residual mean=-0.000175 rms=0.018439 Jy/beam ! Combined flux in latest and established models = 1.69663 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 1.69663 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.392583Jy sigma=1.200816 ! Fit after self-cal, rms=0.392395Jy sigma=1.200370 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.155806 Jy ! Component: 100 - total flux cleaned = 0.236421 Jy ! Total flux subtracted in 100 components = 0.236421 Jy ! Clean residual min=-0.058615 max=0.061199 Jy/beam ! Clean residual mean=-0.000154 rms=0.013792 Jy/beam ! Combined flux in latest and established models = 1.93306 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 17 components and 1.93306 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.295354Jy sigma=0.889584 ! Fit after self-cal, rms=0.294829Jy sigma=0.888186 ! 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=3.523 mas, bmaj=4.213 mas, bpa=42.61 degrees ! Estimated noise=5.75191 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 = 0.0765946 Jy ! Component: 100 - total flux cleaned = 0.120108 Jy ! Component: 150 - total flux cleaned = 0.147032 Jy ! Component: 200 - total flux cleaned = 0.164544 Jy ! Total flux subtracted in 200 components = 0.164544 Jy ! Clean residual min=-0.051712 max=0.060689 Jy/beam ! Clean residual mean=-0.000153 rms=0.013688 Jy/beam ! Combined flux in latest and established models = 2.0976 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 37 components and 2.0976 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.267904Jy sigma=0.821805 ! Fit after self-cal, rms=0.267319Jy sigma=0.819527 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.523 x 4.213 at 42.61 degrees (North through East) ! Clean map min=-0.051093 max=1.7838 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.01 HN 1.05 KP 1.02 ! MK 1.00 NL 0.96 OV 0.90 SC 0.95 ! ! ! Correcting IF 2. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.02 HN 1.01 KP 1.06 ! MK 1.01 NL 0.89 OV 0.90 SC 1.31 ! ! ! Correcting IF 3. ! A total of 3 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00 HN 1.01 KP 1.03 ! MK 0.99 NL 0.91 OV 0.92 SC 0.94 ! ! ! Fit before self-cal, rms=0.267319Jy sigma=0.819527 ! Fit after self-cal, rms=0.186379Jy sigma=0.544585 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.554 mas, bmaj=4.234 mas, bpa=41.53 degrees ! Estimated noise=5.79303 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 (-8, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0591435 Jy ! Component: 100 - total flux cleaned = 0.0886683 Jy ! Component: 150 - total flux cleaned = 0.106962 Jy ! Component: 200 - total flux cleaned = 0.119 Jy ! Total flux subtracted in 200 components = 0.119 Jy ! Clean residual min=-0.022673 max=0.030492 Jy/beam ! Clean residual mean=-0.000070 rms=0.006655 Jy/beam ! Combined flux in latest and established models = 2.2166 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 80 components and 2.2166 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.166485Jy sigma=0.467168 ! Fit after self-cal, rms=0.164072Jy sigma=0.458799 ! 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=0.164072Jy sigma=0.458799 ! Fit after self-cal, rms=0.098948Jy sigma=0.306797 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.555 mas, bmaj=4.239 mas, bpa=41 degrees ! Estimated noise=5.77235 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0138339 Jy ! Component: 100 - total flux cleaned = 0.0160776 Jy ! Component: 150 - total flux cleaned = 0.0183409 Jy ! Component: 200 - total flux cleaned = 0.0203921 Jy ! Total flux subtracted in 200 components = 0.0203921 Jy ! Clean residual min=-0.012855 max=0.015130 Jy/beam ! Clean residual mean=0.000008 rms=0.003114 Jy/beam ! Combined flux in latest and established models = 2.23699 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 98 components and 2.23699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.094575Jy sigma=0.293518 ! Fit after self-cal, rms=0.094071Jy sigma=0.292191 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 (-20.5, 33.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0130906 Jy ! Component: 100 - total flux cleaned = 0.0169446 Jy ! Component: 150 - total flux cleaned = 0.0179063 Jy ! Component: 200 - total flux cleaned = 0.0187226 Jy ! Total flux subtracted in 200 components = 0.0187226 Jy ! Clean residual min=-0.011123 max=0.011858 Jy/beam ! Clean residual mean=0.000021 rms=0.002801 Jy/beam ! Combined flux in latest and established models = 2.25571 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 108 components and 2.25571 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.091757Jy sigma=0.284829 ! Fit after self-cal, rms=0.091630Jy sigma=0.284283 ! Inverting map ! Added new window around map position (-27.5, -13). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0123647 Jy ! Component: 100 - total flux cleaned = 0.0166837 Jy ! Component: 150 - total flux cleaned = 0.0181102 Jy ! Component: 200 - total flux cleaned = 0.0191664 Jy ! Total flux subtracted in 200 components = 0.0191664 Jy ! Clean residual min=-0.009657 max=0.010410 Jy/beam ! Clean residual mean=0.000020 rms=0.002449 Jy/beam ! Combined flux in latest and established models = 2.27488 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 137 components and 2.27488 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.089414Jy sigma=0.277552 ! Fit after self-cal, rms=0.089243Jy sigma=0.276901 ! Inverting map ! Added new window around map position (-41.5, -11.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0103448 Jy ! Component: 100 - total flux cleaned = 0.0170744 Jy ! Component: 150 - total flux cleaned = 0.0211368 Jy ! Component: 200 - total flux cleaned = 0.0245427 Jy ! Total flux subtracted in 200 components = 0.0245427 Jy ! Clean residual min=-0.008748 max=0.009205 Jy/beam ! Clean residual mean=0.000008 rms=0.002142 Jy/beam ! Combined flux in latest and established models = 2.29942 Jy ! Performing phase self-cal ! Adding 45 model components to the UV plane model. ! The established model now contains 172 components and 2.29942 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.087461Jy sigma=0.271468 ! Fit after self-cal, rms=0.087271Jy sigma=0.271040 ! Inverting map ! Added new window around map position (33, -11). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00822703 Jy ! Component: 100 - total flux cleaned = 0.0125719 Jy ! Component: 150 - total flux cleaned = 0.0151923 Jy ! Component: 200 - total flux cleaned = 0.0170622 Jy ! Total flux subtracted in 200 components = 0.0170622 Jy ! Clean residual min=-0.008095 max=0.007437 Jy/beam ! Clean residual mean=0.000002 rms=0.001931 Jy/beam ! Combined flux in latest and established models = 2.31648 Jy ! Performing phase self-cal ! Adding 41 model components to the UV plane model. ! The established model now contains 201 components and 2.31649 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.086088Jy sigma=0.267387 ! Fit after self-cal, rms=0.085956Jy sigma=0.267169 ! 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=0.085956Jy sigma=0.267169 ! Fit after self-cal, rms=0.084451Jy sigma=0.263247 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.556 mas, bmaj=4.246 mas, bpa=41.09 degrees ! Estimated noise=5.76893 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00402312 Jy ! Component: 100 - total flux cleaned = 0.00576039 Jy ! Component: 150 - total flux cleaned = 0.0065762 Jy ! Component: 200 - total flux cleaned = 0.00761914 Jy ! Total flux subtracted in 200 components = 0.00761914 Jy ! Clean residual min=-0.006797 max=0.006824 Jy/beam ! Clean residual mean=0.000001 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 2.32411 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 220 components and 2.3241 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083608Jy sigma=0.260771 ! Fit after self-cal, rms=0.083564Jy sigma=0.260649 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 = 0.003069 Jy ! Component: 100 - total flux cleaned = 0.00388297 Jy ! Component: 150 - total flux cleaned = 0.00452131 Jy ! Component: 200 - total flux cleaned = 0.00500853 Jy ! Total flux subtracted in 200 components = 0.00500853 Jy ! Clean residual min=-0.006421 max=0.006472 Jy/beam ! Clean residual mean=0.000000 rms=0.001556 Jy/beam ! Combined flux in latest and established models = 2.32911 Jy ! Performing phase self-cal ! Adding 50 model components to the UV plane model. ! The established model now contains 235 components and 2.32911 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.083154Jy sigma=0.259488 ! Fit after self-cal, rms=0.083140Jy sigma=0.259453 ! 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=0.083140Jy sigma=0.259453 ! Fit after self-cal, rms=0.082955Jy sigma=0.258997 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.464 mas, bmaj=7.839 mas, bpa=24.47 degrees ! Estimated noise=7.72322 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00551159 Jy ! Component: 100 - total flux cleaned = 0.00665279 Jy ! Component: 150 - total flux cleaned = 0.00728694 Jy ! Component: 200 - total flux cleaned = 0.00800048 Jy ! Total flux subtracted in 200 components = 0.00800048 Jy ! Clean residual min=-0.007146 max=0.007179 Jy/beam ! Clean residual mean=0.000004 rms=0.001978 Jy/beam ! Combined flux in latest and established models = 2.33711 Jy selfcal ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 274 components and 2.33711 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082496Jy sigma=0.258110 ! Fit after self-cal, rms=0.082470Jy sigma=0.257971 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 = 0.00292026 Jy ! Component: 100 - total flux cleaned = 0.00385578 Jy ! Component: 150 - total flux cleaned = 0.00447002 Jy ! Component: 200 - total flux cleaned = 0.00492903 Jy ! Total flux subtracted in 200 components = 0.00492903 Jy ! Clean residual min=-0.006677 max=0.007093 Jy/beam ! Clean residual mean=0.000002 rms=0.001858 Jy/beam ! Combined flux in latest and established models = 2.34204 Jy ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 291 components and 2.34204 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082255Jy sigma=0.257625 ! Fit after self-cal, rms=0.082249Jy sigma=0.257585 ! 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=3.557 mas, bmaj=4.249 mas, bpa=41.07 degrees ! Estimated noise=5.76852 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.557 x 4.249 at 41.07 degrees (North through East) ! Clean map min=-0.0056147 max=1.7813 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.082249Jy sigma=0.257585 ! Fit after self-cal, rms=0.069942Jy sigma=0.210511 ! Inverting map and beam ! Estimated beam: bmin=3.559 mas, bmaj=4.245 mas, bpa=40.68 degrees ! Estimated noise=5.76494 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00131378 Jy ! Component: 100 - total flux cleaned = -0.00117763 Jy ! Component: 150 - total flux cleaned = -0.00106294 Jy ! Component: 200 - total flux cleaned = -0.000637101 Jy ! Total flux subtracted in 200 components = -0.000637101 Jy ! Clean residual min=-0.005316 max=0.005295 Jy/beam ! Clean residual mean=0.000001 rms=0.001267 Jy/beam ! Combined flux in latest and established models = 2.3414 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 309 components and 2.3414 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069530Jy sigma=0.209160 ! Fit after self-cal, rms=0.069519Jy sigma=0.209141 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00104928 Jy ! Component: 100 - total flux cleaned = 0.00162012 Jy ! Component: 150 - total flux cleaned = 0.00197976 Jy ! Component: 200 - total flux cleaned = 0.0022334 Jy ! Total flux subtracted in 200 components = 0.0022334 Jy ! Clean residual min=-0.005248 max=0.005340 Jy/beam ! Clean residual mean=0.000000 rms=0.001220 Jy/beam ! Combined flux in latest and established models = 2.34364 Jy ! Performing phase self-cal ! Adding 43 model components to the UV plane model. ! The established model now contains 323 components and 2.34364 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069290Jy sigma=0.208412 ! Fit after self-cal, rms=0.069284Jy sigma=0.208399 ! Inverting map ! Added new window around map position (123.5, 23.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00487208 Jy ! Component: 100 - total flux cleaned = 0.00709666 Jy ! Component: 150 - total flux cleaned = 0.00835756 Jy ! Component: 200 - total flux cleaned = 0.00920977 Jy ! Total flux subtracted in 200 components = 0.00920977 Jy ! Clean residual min=-0.005178 max=0.004665 Jy/beam ! Clean residual mean=-0.000006 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 2.35285 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 341 components and 2.35285 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068816Jy sigma=0.206739 ! Fit after self-cal, rms=0.068801Jy sigma=0.206656 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.068801Jy sigma=0.206656 ! Fit after self-cal, rms=0.068658Jy sigma=0.206343 print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.027 mas, bmaj=3.754 mas, bpa=43.32 degrees ! Estimated noise=6.8274 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.36276 Jy ! Component: 100 - total flux cleaned = 1.70805 Jy ! Component: 150 - total flux cleaned = 1.86198 Jy ! Component: 200 - total flux cleaned = 1.94872 Jy ! Total flux subtracted in 200 components = 1.94872 Jy ! Clean residual min=-0.026330 max=0.047052 Jy/beam ! Clean residual mean=-0.000063 rms=0.007432 Jy/beam ! Combined flux in latest and established models = 1.94872 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 20 model components to the UV plane model. ! The established model now contains 20 components and 1.94872 Jy ! Inverting map and beam ! Estimated beam: bmin=3.56 mas, bmaj=4.246 mas, bpa=40.65 degrees ! Estimated noise=5.76376 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 = 0.0802287 Jy ! Component: 100 - total flux cleaned = 0.132139 Jy ! Component: 150 - total flux cleaned = 0.168909 Jy ! Component: 200 - total flux cleaned = 0.197251 Jy ! Total flux subtracted in 200 components = 0.197251 Jy ! Clean residual min=-0.015698 max=0.020062 Jy/beam ! Clean residual mean=-0.000007 rms=0.004486 Jy/beam ! Combined flux in latest and established models = 2.14597 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 56 components and 2.14597 Jy ! Inverting map ! Added new window around map position (123.5, -15). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0233441 Jy ! Component: 100 - total flux cleaned = 0.042396 Jy ! Component: 150 - total flux cleaned = 0.0586701 Jy ! Component: 200 - total flux cleaned = 0.0728096 Jy ! Total flux subtracted in 200 components = 0.0728096 Jy ! Clean residual min=-0.011351 max=0.012076 Jy/beam ! Clean residual mean=-0.000005 rms=0.002951 Jy/beam ! Combined flux in latest and established models = 2.21878 Jy ! Adding 48 model components to the UV plane model. ! The established model now contains 87 components and 2.21878 Jy ! Inverting map ! Added new window around map position (-123, -101.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0132572 Jy ! Component: 100 - total flux cleaned = 0.0244004 Jy ! Component: 150 - total flux cleaned = 0.0344363 Jy ! Component: 200 - total flux cleaned = 0.0435463 Jy ! Total flux subtracted in 200 components = 0.0435463 Jy ! Clean residual min=-0.009153 max=0.008264 Jy/beam ! Clean residual mean=-0.000007 rms=0.002199 Jy/beam ! Combined flux in latest and established models = 2.26233 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 139 components and 2.26233 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=7.46 mas, bmaj=7.845 mas, bpa=24.19 degrees ! Estimated noise=7.71195 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0163744 Jy ! Component: 100 - total flux cleaned = 0.0285531 Jy ! Component: 150 - total flux cleaned = 0.0383032 Jy ! Component: 200 - total flux cleaned = 0.046429 Jy ! Total flux subtracted in 200 components = 0.046429 Jy ! Clean residual min=-0.009003 max=0.007031 Jy/beam ! Clean residual mean=-0.000019 rms=0.002436 Jy/beam ! Combined flux in latest and established models = 2.30876 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 = 0.00692794 Jy ! Component: 100 - total flux cleaned = 0.0129251 Jy ! Component: 150 - total flux cleaned = 0.0177866 Jy ! Component: 200 - total flux cleaned = 0.0215561 Jy ! Total flux subtracted in 200 components = 0.0215561 Jy ! Clean residual min=-0.007273 max=0.005688 Jy/beam ! Clean residual mean=-0.000020 rms=0.001901 Jy/beam ! Combined flux in latest and established models = 2.33031 Jy ! Adding 143 model components to the UV plane model. ! The established model now contains 265 components and 2.33031 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.56 mas, bmaj=4.246 mas, bpa=40.65 degrees ! Estimated noise=5.76376 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0012618 Jy ! Component: 100 - total flux cleaned = 0.00425913 Jy ! Component: 150 - total flux cleaned = 0.00640111 Jy ! Component: 200 - total flux cleaned = 0.00803373 Jy ! Total flux subtracted in 200 components = 0.00803373 Jy ! Clean residual min=-0.005307 max=0.005015 Jy/beam ! Clean residual mean=-0.000011 rms=0.001317 Jy/beam ! Combined flux in latest and established models = 2.33835 Jy selfcal ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 289 components and 2.33835 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Fit before self-cal, rms=0.069234Jy sigma=0.210270 ! Fit after self-cal, rms=0.069065Jy sigma=0.209280 wmodel J1800+7828_S_f_map.mod ! Writing 289 model components to file: J1800+7828_S_f_map.mod wobs J1800+7828_S_f_uvs.fits ! Writing UV FITS file: J1800+7828_S_f_uvs.fits wwins J1800+7828_S_f_map.win ! wwins: Wrote 9 windows to J1800+7828_S_f_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 = -0.000294017 Jy ! Component: 100 - total flux cleaned = -0.000475665 Jy ! Component: 150 - total flux cleaned = -0.000646715 Jy ! Component: 200 - total flux cleaned = -0.0006461 Jy ! Component: 250 - total flux cleaned = -0.000725363 Jy ! Component: 300 - total flux cleaned = -0.000726063 Jy ! Component: 350 - total flux cleaned = -0.000727076 Jy ! Component: 400 - total flux cleaned = -0.000655317 Jy ! Component: 450 - total flux cleaned = -0.00065354 Jy ! Component: 500 - total flux cleaned = -0.000242933 Jy ! Component: 550 - total flux cleaned = -4.45671e-05 Jy ! Component: 600 - total flux cleaned = 2.19012e-05 Jy ! Component: 650 - total flux cleaned = 8.43124e-05 Jy ! Component: 700 - total flux cleaned = -4.01266e-05 Jy ! Component: 750 - total flux cleaned = -0.000100405 Jy ! Component: 800 - total flux cleaned = -9.91781e-05 Jy ! Component: 850 - total flux cleaned = -9.88475e-05 Jy ! Component: 900 - total flux cleaned = -0.000154916 Jy ! Component: 950 - total flux cleaned = 1.51962e-05 Jy ! Component: 1000 - total flux cleaned = 0.000180732 Jy ! Component: 1050 - total flux cleaned = 0.00028839 Jy ! Component: 1100 - total flux cleaned = 0.000394169 Jy ! Component: 1150 - total flux cleaned = 0.000342238 Jy ! Component: 1200 - total flux cleaned = 0.000497525 Jy ! Component: 1250 - total flux cleaned = 0.000598719 Jy ! Component: 1300 - total flux cleaned = 0.000697696 Jy ! Component: 1350 - total flux cleaned = 0.000794909 Jy ! Component: 1400 - total flux cleaned = 0.000842587 Jy ! Component: 1450 - total flux cleaned = 0.000842269 Jy ! Component: 1500 - total flux cleaned = 0.00088908 Jy ! Component: 1550 - total flux cleaned = 0.00107249 Jy ! Component: 1600 - total flux cleaned = 0.000981362 Jy ! Component: 1650 - total flux cleaned = 0.000981331 Jy ! Component: 1700 - total flux cleaned = 0.000981385 Jy ! Component: 1750 - total flux cleaned = 0.00085168 Jy ! Component: 1800 - total flux cleaned = 0.000979645 Jy ! Component: 1850 - total flux cleaned = 0.000979797 Jy ! Component: 1900 - total flux cleaned = 0.00106243 Jy ! Component: 1950 - total flux cleaned = 0.00102233 Jy ! Component: 2000 - total flux cleaned = 0.00114337 Jy ! Component: 2050 - total flux cleaned = 0.00106428 Jy ! Component: 2100 - total flux cleaned = 0.0011828 Jy ! Component: 2150 - total flux cleaned = 0.00102652 Jy ! Component: 2200 - total flux cleaned = 0.000988104 Jy ! Component: 2250 - total flux cleaned = 0.000950167 Jy ! Component: 2300 - total flux cleaned = 0.000837246 Jy ! Component: 2350 - total flux cleaned = 0.000725525 Jy ! Component: 2400 - total flux cleaned = 0.000433282 Jy ! Component: 2450 - total flux cleaned = 0.000433591 Jy ! Component: 2500 - total flux cleaned = 0.000326563 Jy ! Component: 2550 - total flux cleaned = 0.000220076 Jy ! Component: 2600 - total flux cleaned = 0.000254818 Jy ! Component: 2650 - total flux cleaned = 1.23297e-05 Jy ! Component: 2700 - total flux cleaned = -9.04628e-05 Jy ! Component: 2750 - total flux cleaned = -0.000123925 Jy ! Component: 2800 - total flux cleaned = -0.000224121 Jy ! Component: 2850 - total flux cleaned = -0.000390444 Jy ! Component: 2900 - total flux cleaned = -0.000389956 Jy ! Component: 2950 - total flux cleaned = -0.000454938 Jy ! Component: 3000 - total flux cleaned = -0.000551244 Jy ! Component: 3050 - total flux cleaned = -0.000583323 Jy ! Component: 3100 - total flux cleaned = -0.000678124 Jy ! Component: 3150 - total flux cleaned = -0.000834267 Jy ! Component: 3200 - total flux cleaned = -0.000927053 Jy ! Component: 3250 - total flux cleaned = -0.00101898 Jy ! Component: 3300 - total flux cleaned = -0.00114081 Jy ! Component: 3350 - total flux cleaned = -0.00111058 Jy ! Component: 3400 - total flux cleaned = -0.0012004 Jy ! Component: 3450 - total flux cleaned = -0.00120028 Jy ! Component: 3500 - total flux cleaned = -0.00131799 Jy ! Component: 3550 - total flux cleaned = -0.00149213 Jy ! Component: 3600 - total flux cleaned = -0.00149174 Jy ! Component: 3650 - total flux cleaned = -0.00154882 Jy ! Component: 3700 - total flux cleaned = -0.00166187 Jy ! Component: 3750 - total flux cleaned = -0.00177442 Jy ! Component: 3800 - total flux cleaned = -0.00177439 Jy ! Component: 3850 - total flux cleaned = -0.00185786 Jy ! Component: 3900 - total flux cleaned = -0.00204981 Jy ! Component: 3950 - total flux cleaned = -0.00204958 Jy ! Component: 4000 - total flux cleaned = -0.00207639 Jy ! Component: 4050 - total flux cleaned = -0.00207619 Jy ! Total flux subtracted in 4096 components = -0.00207633 Jy ! Clean residual min=-0.001626 max=0.001762 Jy/beam ! Clean residual mean=-0.000003 rms=0.000461 Jy/beam ! Combined flux in latest and established models = 2.33627 Jy keep ! Adding 285 model components to the UV plane model. ! The established model now contains 574 components and 2.33627 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1800+7828_S_f_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.56 x 4.246 at 40.65 degrees (North through East) ! Clean map min=-0.0031645 max=1.7876 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1800+7828_S_f_map.fits wmodel /image_prod/ug002_uva//J1800+7828_S_f_map.mod ! Writing 574 model components to file: /image_prod/ug002_uva//J1800+7828_S_f_map.mod wobs /image_prod/ug002_uva//J1800+7828_S_f_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1800+7828_S_f_uvs.fits wwins /image_prod/ug002_uva//J1800+7828_S_f_map.win ! wwins: Wrote 10 windows to /image_prod/ug002_uva//J1800+7828_S_f_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.78759 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000456073 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.0765398 0.0765398 0.15308 0.306159 0.612318 1.22464 2.44927 4.89854 9.79709 19.5942 39.1884 78.3767 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0013 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.787 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 3919.53 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1800+7828_S_f_dfm.log closed on Thu Mar 5 03:35:05 2020