! Started logfile: /scr/pima/rv121_uvs/J1756+1553_S_dfm.log on Sat Jul 28 00:12:39 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv121_uvs/J1756+1553_S_uva.fits ! Reading UV FITS file: /scr/pima/rv121_uvs/J1756+1553_S_uva.fits ! AN table 1: 13 integrations on 36 of 36 possible baselines. ! AN table 2: 58 integrations on 36 of 36 possible baselines. ! AN table 3: 134 integrations on 66 of 66 possible baselines. ! Apparent sampling: 0.280965 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1756+1553 ! ! There are 4 IFs, and a total of 4 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 2.23275e+09 8e+06 1 8e+06 ! 02 2 2.26275e+09 8e+06 1 8e+06 ! 03 3 2.35275e+09 8e+06 1 8e+06 ! 04 4 2.37275e+09 8e+06 1 8e+06 ! ! Polarization(s): RR ! ! Read 74 lines of history. ! ! Reading 12812 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 4 channels. ! Selecting polarization: RR, channels: 1..4 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.5 print "taper_size =", taper_size ! taper_size = 20 ![@/opt64/bin/pima_mupet_01.dfm J1756+1553_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 60 telescope corrections were flagged in sub-array 1. ! A total of 119 telescope corrections were flagged in sub-array 2. ! A total of 1319 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! A total of 119 telescope corrections were flagged in sub-array 2. ! A total of 1319 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 3. ! A total of 71 telescope corrections were flagged in sub-array 1. ! A total of 167 telescope corrections were flagged in sub-array 2. ! A total of 1385 telescope corrections were flagged in sub-array 3. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! A total of 119 telescope corrections were flagged in sub-array 2. ! A total of 1319 telescope corrections were flagged in sub-array 3. ! ! Fit before self-cal, rms=1.022173Jy sigma=13.466510 ! Fit after self-cal, rms=0.870866Jy sigma=11.434721 ! 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=1.898 mas, bmaj=2.685 mas, bpa=13.2 degrees ! Estimated noise=0.8759 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 = 0.0993703 Jy ! Component: 100 - total flux cleaned = 0.131049 Jy ! Total flux subtracted in 100 components = 0.131049 Jy ! Clean residual min=-0.006508 max=0.018448 Jy/beam ! Clean residual mean=-0.000003 rms=0.001953 Jy/beam ! Combined flux in latest and established models = 0.131049 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.131049 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.118834Jy sigma=1.282605 ! Fit after self-cal, rms=0.118318Jy sigma=1.280226 ! Inverting map ! Added new window around map position (-1, 5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0190593 Jy ! Component: 100 - total flux cleaned = 0.0323229 Jy ! Total flux subtracted in 100 components = 0.0323229 Jy ! Clean residual min=-0.005776 max=0.019093 Jy/beam ! Clean residual mean=-0.000005 rms=0.001653 Jy/beam ! Combined flux in latest and established models = 0.163371 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 28 components and 0.163371 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.113342Jy sigma=1.170041 ! Fit after self-cal, rms=0.113033Jy sigma=1.166759 ! Inverting map ! Added new window around map position (0, 11.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0173812 Jy ! Component: 100 - total flux cleaned = 0.0282293 Jy ! Total flux subtracted in 100 components = 0.0282293 Jy ! Clean residual min=-0.004801 max=0.006623 Jy/beam ! Clean residual mean=-0.000004 rms=0.001304 Jy/beam ! Combined flux in latest and established models = 0.191601 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 40 components and 0.191601 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.109838Jy sigma=1.089986 ! Fit after self-cal, rms=0.109356Jy sigma=1.083325 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00985748 Jy ! Component: 100 - total flux cleaned = 0.0171742 Jy ! Total flux subtracted in 100 components = 0.0171742 Jy ! Clean residual min=-0.004391 max=0.005378 Jy/beam ! Clean residual mean=-0.000004 rms=0.001147 Jy/beam ! Combined flux in latest and established models = 0.208775 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 51 components and 0.208775 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.108068Jy sigma=1.051624 ! Fit after self-cal, rms=0.107953Jy sigma=1.050201 ! 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=2.162 mas, bmaj=3.044 mas, bpa=6.668 degrees ! Estimated noise=0.560739 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 = 0.0108039 Jy ! Component: 100 - total flux cleaned = 0.0181627 Jy ! Component: 150 - total flux cleaned = 0.0234385 Jy ! Component: 200 - total flux cleaned = 0.0272783 Jy ! Total flux subtracted in 200 components = 0.0272783 Jy ! Clean residual min=-0.003894 max=0.006793 Jy/beam ! Clean residual mean=-0.000025 rms=0.001146 Jy/beam ! Combined flux in latest and established models = 0.236053 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 84 components and 0.236053 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106792Jy sigma=1.024067 ! Fit after self-cal, rms=0.106689Jy sigma=1.022901 ! Inverting map ! Added new window around map position (1, 24). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00712524 Jy ! Component: 100 - total flux cleaned = 0.0112747 Jy ! Component: 150 - total flux cleaned = 0.0145486 Jy ! Component: 200 - total flux cleaned = 0.0172458 Jy ! Total flux subtracted in 200 components = 0.0172458 Jy ! Clean residual min=-0.003378 max=0.004149 Jy/beam ! Clean residual mean=-0.000016 rms=0.000880 Jy/beam ! Combined flux in latest and established models = 0.253299 Jy ! Performing phase self-cal ! Adding 53 model components to the UV plane model. ! The established model now contains 130 components and 0.253299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.106211Jy sigma=1.011758 ! Fit after self-cal, rms=0.106201Jy sigma=1.010865 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.162 x 3.044 at 6.668 degrees (North through East) ! Clean map min=-0.0030581 max=0.12048 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 0.94 LA 0.92 ! MK 0.95 NL 1.19 OV 1.00 PT 0.96 ! SC 0.93 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.05 HH 0.94 HN 1.05 LA 0.97 ! NY 0.92 ON 1.01 PT 0.93 SC 1.00 ! WZ 0.96 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.02 HN 1.01 KP 0.97 ! LA 0.97 NL 0.98 NY 0.94 ON 1.05 ! OV 0.99 PT 0.97 SC 1.07 WZ 0.94 ! ! ! Correcting IF 2. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.97 HN 1.00 LA 0.98 ! MK 0.96 NL 1.14 OV 0.99 PT 0.94 ! SC 1.00 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HH 1.01 HN 1.00 LA 0.96 ! NY 0.94 ON 0.94 PT 1.01 SC 1.00 ! WZ 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.05 FD 1.04 HN 1.00 KP 0.98 ! LA 0.95 NL 0.99 NY 0.98 ON 0.95 ! OV 1.07 PT 0.95 SC 1.01 WZ 0.97 ! ! ! Correcting IF 3. ! A total of 18 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 HN 0.98 LA 0.75 ! MK 2.30 NL 1.00* OV 0.99 PT 0.93 ! SC 1.00* ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HH 1.05 HN 1.04 LA 0.98 ! NY 0.95 ON 1.01 PT 0.96 SC 1.00* ! WZ 1.01 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.09 FD 1.00 HN 0.97 KP 1.00* ! LA 0.63 NL 1.00* NY 1.14 ON 1.06 ! OV 1.02 PT 1.02 SC 1.00* WZ 1.05 ! ! ! Correcting IF 4. ! A total of 21 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 1.10 LA 0.96 ! MK 0.94 NL 1.07 OV 1.00 PT 0.99 ! SC 1.06 ! ! Telescope amplitude corrections in sub-array 2: ! FD 1.04 HH 1.13 HN 1.04 LA 0.95 ! NY 0.95 ON 0.96 PT 0.98 SC 1.01 ! WZ 1.08 ! ! A total of 3 telescope corrections were flagged in sub-array 3. ! Telescope amplitude corrections in sub-array 3: ! BR 1.02 FD 1.01 HN 1.00 KP 0.95 ! LA 1.01 NL 1.01 NY 1.06 ON 0.95 ! OV 0.98 PT 0.98 SC 0.98 WZ 1.02 ! ! ! Fit before self-cal, rms=0.106201Jy sigma=1.010865 ! Fit after self-cal, rms=0.102570Jy sigma=0.993809 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.162 mas, bmaj=3.057 mas, bpa=5.696 degrees ! Estimated noise=0.562352 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 = 0.00252849 Jy ! Component: 100 - total flux cleaned = 0.00399057 Jy ! Component: 150 - total flux cleaned = 0.00484181 Jy ! Component: 200 - total flux cleaned = 0.00523809 Jy ! Total flux subtracted in 200 components = 0.00523809 Jy ! Clean residual min=-0.002612 max=0.002699 Jy/beam ! Clean residual mean=-0.000009 rms=0.000604 Jy/beam ! Combined flux in latest and established models = 0.258537 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 144 components and 0.258537 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102506Jy sigma=0.992458 ! Fit after self-cal, rms=0.102570Jy sigma=0.992032 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102570Jy sigma=0.992032 ! Fit after self-cal, rms=0.102548Jy sigma=0.990458 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.16 mas, bmaj=3.069 mas, bpa=5.181 degrees ! Estimated noise=0.563124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00112581 Jy ! Component: 100 - total flux cleaned = 0.00158947 Jy ! Component: 150 - total flux cleaned = 0.00192097 Jy ! Component: 200 - total flux cleaned = 0.0021843 Jy ! Total flux subtracted in 200 components = 0.0021843 Jy ! Clean residual min=-0.002357 max=0.002396 Jy/beam ! Clean residual mean=-0.000007 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.260721 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 148 components and 0.260721 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102524Jy sigma=0.990023 ! Fit after self-cal, rms=0.102663Jy sigma=0.989756 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 = 0.000406471 Jy ! Component: 100 - total flux cleaned = 0.000677987 Jy ! Component: 150 - total flux cleaned = 0.000900916 Jy ! Component: 200 - total flux cleaned = 0.00102468 Jy ! Total flux subtracted in 200 components = 0.00102468 Jy ! Clean residual min=-0.002378 max=0.002403 Jy/beam ! Clean residual mean=-0.000006 rms=0.000574 Jy/beam ! Combined flux in latest and established models = 0.261746 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 151 components and 0.261746 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102652Jy sigma=0.989605 ! Fit after self-cal, rms=0.102651Jy sigma=0.989597 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102651Jy sigma=0.989597 ! Fit after self-cal, rms=0.102439Jy sigma=0.989431 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.157 mas, bmaj=3.071 mas, bpa=4.935 degrees ! Estimated noise=0.562339 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000453285 Jy ! Component: 100 - total flux cleaned = 0.000688486 Jy ! Component: 150 - total flux cleaned = 0.000854612 Jy ! Component: 200 - total flux cleaned = 0.00100543 Jy ! Total flux subtracted in 200 components = 0.00100543 Jy ! Clean residual min=-0.002374 max=0.002338 Jy/beam ! Clean residual mean=-0.000006 rms=0.000565 Jy/beam ! Combined flux in latest and established models = 0.262751 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 155 components and 0.262752 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102426Jy sigma=0.989262 ! Fit after self-cal, rms=0.102478Jy sigma=0.989182 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 = 0.000242928 Jy ! Component: 100 - total flux cleaned = 0.000320602 Jy ! Component: 150 - total flux cleaned = 0.000393862 Jy ! Component: 200 - total flux cleaned = 0.000446286 Jy ! Total flux subtracted in 200 components = 0.000446286 Jy ! Clean residual min=-0.002374 max=0.002331 Jy/beam ! Clean residual mean=-0.000006 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.263198 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 156 components and 0.263198 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102470Jy sigma=0.989095 ! Fit after self-cal, rms=0.102481Jy sigma=0.988980 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102481Jy sigma=0.988980 ! Fit after self-cal, rms=0.102257Jy sigma=0.988933 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.373 mas, bmaj=9.34 mas, bpa=9.84 degrees ! Estimated noise=0.788072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00116769 Jy ! Component: 100 - total flux cleaned = 0.00161897 Jy ! Component: 150 - total flux cleaned = 0.00179278 Jy ! Component: 200 - total flux cleaned = 0.00194421 Jy ! Total flux subtracted in 200 components = 0.00194421 Jy ! Clean residual min=-0.003005 max=0.003397 Jy/beam ! Clean residual mean=-0.000017 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.265142 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 159 components and 0.265142 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102266Jy sigma=0.988902 ! Fit after self-cal, rms=0.102305Jy sigma=0.988857 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 = 2.51799e-05 Jy ! Component: 100 - total flux cleaned = 0.000183002 Jy ! Component: 150 - total flux cleaned = 0.000213426 Jy ! Component: 200 - total flux cleaned = 0.000241777 Jy ! Total flux subtracted in 200 components = 0.000241777 Jy ! Clean residual min=-0.003060 max=0.003402 Jy/beam ! Clean residual mean=-0.000017 rms=0.000805 Jy/beam ! Combined flux in latest and established models = 0.265384 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 161 components and 0.265384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102309Jy sigma=0.988902 ! Fit after self-cal, rms=0.102304Jy sigma=0.988886 ! 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=2.155 mas, bmaj=3.072 mas, bpa=4.77 degrees ! Estimated noise=0.561449 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.155 x 3.072 at 4.77 degrees (North through East) ! Clean map min=-0.0020956 max=0.11891 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=1.889 mas, bmaj=2.689 mas, bpa=11.73 degrees ! Estimated noise=0.886319 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0989681 Jy ! Component: 100 - total flux cleaned = 0.134314 Jy ! Component: 150 - total flux cleaned = 0.157501 Jy ! Component: 200 - total flux cleaned = 0.174406 Jy ! Total flux subtracted in 200 components = 0.174406 Jy ! Clean residual min=-0.005003 max=0.011138 Jy/beam ! Clean residual mean=-0.000004 rms=0.001389 Jy/beam ! Combined flux in latest and established models = 0.174406 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 33 model components to the UV plane model. ! The established model now contains 33 components and 0.174406 Jy ! Inverting map and beam ! Estimated beam: bmin=2.155 mas, bmaj=3.072 mas, bpa=4.77 degrees ! Estimated noise=0.561449 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) ! Added new window around map position (-0.5, 8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0210386 Jy ! Component: 100 - total flux cleaned = 0.0350024 Jy ! Component: 150 - total flux cleaned = 0.0452765 Jy ! Component: 200 - total flux cleaned = 0.0533183 Jy ! Total flux subtracted in 200 components = 0.0533183 Jy ! Clean residual min=-0.003547 max=0.004772 Jy/beam ! Clean residual mean=-0.000014 rms=0.001013 Jy/beam ! Combined flux in latest and established models = 0.227724 Jy ! Adding 60 model components to the UV plane model. ! The established model now contains 82 components and 0.227724 Jy ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00641548 Jy ! Component: 100 - total flux cleaned = 0.0116164 Jy ! Component: 150 - total flux cleaned = 0.0158844 Jy ! Component: 200 - total flux cleaned = 0.0194281 Jy ! Total flux subtracted in 200 components = 0.0194281 Jy ! Clean residual min=-0.002783 max=0.002757 Jy/beam ! Clean residual mean=-0.000010 rms=0.000693 Jy/beam ! Combined flux in latest and established models = 0.247152 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 109 components and 0.247152 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 20 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.373 mas, bmaj=9.34 mas, bpa=9.84 degrees ! Estimated noise=0.788072 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00613569 Jy ! Component: 100 - total flux cleaned = 0.0098846 Jy ! Component: 150 - total flux cleaned = 0.0124056 Jy ! Component: 200 - total flux cleaned = 0.0141603 Jy ! Total flux subtracted in 200 components = 0.0141603 Jy ! Clean residual min=-0.003117 max=0.003090 Jy/beam ! Clean residual mean=-0.000020 rms=0.000854 Jy/beam ! Combined flux in latest and established models = 0.261313 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 = 0.0012361 Jy ! Component: 100 - total flux cleaned = 0.00211035 Jy ! Component: 150 - total flux cleaned = 0.00273022 Jy ! Component: 200 - total flux cleaned = 0.00317074 Jy ! Total flux subtracted in 200 components = 0.00317074 Jy ! Clean residual min=-0.003002 max=0.003404 Jy/beam ! Clean residual mean=-0.000018 rms=0.000806 Jy/beam ! Combined flux in latest and established models = 0.264483 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 156 components and 0.264483 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.155 mas, bmaj=3.072 mas, bpa=4.77 degrees ! Estimated noise=0.561449 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000523632 Jy ! Component: 100 - total flux cleaned = -0.000417665 Jy ! Component: 150 - total flux cleaned = -0.000420927 Jy ! Component: 200 - total flux cleaned = -0.000380818 Jy ! Total flux subtracted in 200 components = -0.000380818 Jy ! Clean residual min=-0.002473 max=0.002369 Jy/beam ! Clean residual mean=-0.000006 rms=0.000564 Jy/beam ! Combined flux in latest and established models = 0.264103 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 169 components and 0.264103 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.102332Jy sigma=0.989251 ! Fit after self-cal, rms=0.102280Jy sigma=0.989020 wmodel J1756+1553_S_map.mod ! Writing 169 model components to file: J1756+1553_S_map.mod wobs J1756+1553_S_uvs.fits ! Writing UV FITS file: J1756+1553_S_uvs.fits wwins J1756+1553_S_map.win ! wwins: Wrote 5 windows to J1756+1553_S_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000276504 Jy ! Component: 100 - total flux cleaned = -0.000487635 Jy ! Component: 150 - total flux cleaned = -0.000650221 Jy ! Component: 200 - total flux cleaned = -0.000650992 Jy ! Component: 250 - total flux cleaned = -0.000689509 Jy ! Component: 300 - total flux cleaned = -0.000689195 Jy ! Component: 350 - total flux cleaned = -0.000579405 Jy ! Component: 400 - total flux cleaned = -0.000579006 Jy ! Component: 450 - total flux cleaned = -0.000507402 Jy ! Component: 500 - total flux cleaned = -0.000264374 Jy ! Component: 550 - total flux cleaned = -0.000128153 Jy ! Component: 600 - total flux cleaned = 6.9681e-06 Jy ! Component: 650 - total flux cleaned = 0.000107225 Jy ! Component: 700 - total flux cleaned = 0.000370471 Jy ! Component: 750 - total flux cleaned = 0.000467979 Jy ! Component: 800 - total flux cleaned = 0.000564386 Jy ! Component: 850 - total flux cleaned = 0.000723737 Jy ! Component: 900 - total flux cleaned = 0.000818547 Jy ! Component: 950 - total flux cleaned = 0.000880652 Jy ! Component: 1000 - total flux cleaned = 0.000942651 Jy ! Component: 1050 - total flux cleaned = 0.00106531 Jy ! Component: 1100 - total flux cleaned = 0.00106503 Jy ! Component: 1150 - total flux cleaned = 0.00115537 Jy ! Component: 1200 - total flux cleaned = 0.00124457 Jy ! Component: 1250 - total flux cleaned = 0.00133263 Jy ! Component: 1300 - total flux cleaned = 0.00133292 Jy ! Component: 1350 - total flux cleaned = 0.00136201 Jy ! Component: 1400 - total flux cleaned = 0.00141951 Jy ! Component: 1450 - total flux cleaned = 0.00161961 Jy ! Component: 1500 - total flux cleaned = 0.00161971 Jy ! Component: 1550 - total flux cleaned = 0.00170409 Jy ! Component: 1600 - total flux cleaned = 0.00184346 Jy ! Component: 1650 - total flux cleaned = 0.00198225 Jy ! Component: 1700 - total flux cleaned = 0.00211983 Jy ! Component: 1750 - total flux cleaned = 0.00217405 Jy ! Component: 1800 - total flux cleaned = 0.00220141 Jy ! Component: 1850 - total flux cleaned = 0.00239 Jy ! Component: 1900 - total flux cleaned = 0.00246996 Jy ! Component: 1950 - total flux cleaned = 0.00257596 Jy ! Component: 2000 - total flux cleaned = 0.00273413 Jy ! Component: 2050 - total flux cleaned = 0.00289072 Jy ! Component: 2100 - total flux cleaned = 0.00286494 Jy ! Component: 2150 - total flux cleaned = 0.00309723 Jy ! Component: 2200 - total flux cleaned = 0.00309741 Jy ! Component: 2250 - total flux cleaned = 0.00330139 Jy ! Component: 2300 - total flux cleaned = 0.00335163 Jy ! Component: 2350 - total flux cleaned = 0.00337678 Jy ! Component: 2400 - total flux cleaned = 0.00352676 Jy ! Component: 2450 - total flux cleaned = 0.00365067 Jy ! Component: 2500 - total flux cleaned = 0.00379853 Jy ! Component: 2550 - total flux cleaned = 0.00379837 Jy ! Component: 2600 - total flux cleaned = 0.00401742 Jy ! Component: 2650 - total flux cleaned = 0.0041143 Jy ! Component: 2700 - total flux cleaned = 0.00413837 Jy ! Component: 2750 - total flux cleaned = 0.00432964 Jy ! Component: 2800 - total flux cleaned = 0.00437729 Jy ! Component: 2850 - total flux cleaned = 0.00449542 Jy ! Component: 2900 - total flux cleaned = 0.00461303 Jy ! Component: 2950 - total flux cleaned = 0.0047297 Jy ! Component: 3000 - total flux cleaned = 0.00489221 Jy ! Component: 3050 - total flux cleaned = 0.00507691 Jy ! Component: 3100 - total flux cleaned = 0.00516869 Jy ! Component: 3150 - total flux cleaned = 0.00523708 Jy ! Component: 3200 - total flux cleaned = 0.00535084 Jy ! Component: 3250 - total flux cleaned = 0.00544132 Jy ! Component: 3300 - total flux cleaned = 0.00546367 Jy ! Component: 3350 - total flux cleaned = 0.00559783 Jy ! Component: 3400 - total flux cleaned = 0.00568685 Jy ! Component: 3450 - total flux cleaned = 0.00573115 Jy ! Component: 3500 - total flux cleaned = 0.00586339 Jy ! Component: 3550 - total flux cleaned = 0.0059071 Jy ! Component: 3600 - total flux cleaned = 0.00605977 Jy ! Component: 3650 - total flux cleaned = 0.00618973 Jy ! Component: 3700 - total flux cleaned = 0.00621125 Jy ! Component: 3750 - total flux cleaned = 0.00633997 Jy ! Component: 3800 - total flux cleaned = 0.00638265 Jy ! Component: 3850 - total flux cleaned = 0.00646775 Jy ! Component: 3900 - total flux cleaned = 0.00665821 Jy ! Component: 3950 - total flux cleaned = 0.00672151 Jy ! Component: 4000 - total flux cleaned = 0.00684704 Jy ! Component: 4050 - total flux cleaned = 0.00695114 Jy ! Total flux subtracted in 4096 components = 0.006972 Jy ! Clean residual min=-0.001619 max=0.001355 Jy/beam ! Clean residual mean=-0.000001 rms=0.000345 Jy/beam ! Combined flux in latest and established models = 0.271075 Jy keep ! Adding 311 model components to the UV plane model. ! The established model now contains 480 components and 0.271074 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv121_uvs/J1756+1553_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.155 x 3.072 at 4.77 degrees (North through East) ! Clean map min=-0.0017611 max=0.11777 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv121_uvs/J1756+1553_S_map.fits wmodel /scr/pima/rv121_uvs/J1756+1553_S_map.mod ! Writing 480 model components to file: /scr/pima/rv121_uvs/J1756+1553_S_map.mod wobs /scr/pima/rv121_uvs/J1756+1553_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv121_uvs/J1756+1553_S_uvs.fits wwins /scr/pima/rv121_uvs/J1756+1553_S_map.win ! wwins: Wrote 6 windows to /scr/pima/rv121_uvs/J1756+1553_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.117772 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000343287 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.874451 0.874451 1.7489 3.4978 6.99561 13.9912 27.9824 55.9649 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.117 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 343.072 quit ! Quitting program ! Log file /scr/pima/rv121_uvs/J1756+1553_S_dfm.log closed on Sat Jul 28 00:12:44 2018