! Started logfile: /scr/pima/rv125_uvs/J1751+0939_S_dfm.log on Sun Dec 23 07:00:43 2018 float field_size field_size = 1024 float field_cell field_cell = 0.5000 float taper_size taper_size = 20.0 float freq freq = 2.23275 obs /scr/pima/rv125_uvs/J1751+0939_S_uva.fits ! Reading UV FITS file: /scr/pima/rv125_uvs/J1751+0939_S_uva.fits ! AN table 1: 72 integrations on 36 of 36 possible baselines. ! AN table 2: 32 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.283654 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1751+0939 ! ! 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 69 lines of history. ! ! Reading 4248 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 J1751+0939_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 506 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 2. ! A total of 506 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 3. ! A total of 594 telescope corrections were flagged in sub-array 1. ! A total of 288 telescope corrections were flagged in sub-array 2. ! ! Correcting IF 4. ! A total of 506 telescope corrections were flagged in sub-array 1. ! A total of 144 telescope corrections were flagged in sub-array 2. ! ! Fit before self-cal, rms=1.486804Jy sigma=18.469313 ! Fit after self-cal, rms=0.407365Jy sigma=5.066708 ! 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=2.41 mas, bmaj=2.666 mas, bpa=38.49 degrees ! Estimated noise=1.7335 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 = 0.776837 Jy ! Component: 100 - total flux cleaned = 1.01691 Jy ! Total flux subtracted in 100 components = 1.01691 Jy ! Clean residual min=-0.059447 max=0.124400 Jy/beam ! Clean residual mean=-0.000458 rms=0.014042 Jy/beam ! Combined flux in latest and established models = 1.01691 Jy ! Performing phase self-cal ! Adding 9 model components to the UV plane model. ! The established model now contains 9 components and 1.01691 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.358326Jy sigma=4.530076 ! Fit after self-cal, rms=0.358197Jy sigma=4.528094 ! Inverting map ! Added new window around map position (2.5, -9). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.122082 Jy ! Component: 100 - total flux cleaned = 0.194207 Jy ! Total flux subtracted in 100 components = 0.194207 Jy ! Clean residual min=-0.047162 max=0.092540 Jy/beam ! Clean residual mean=-0.000297 rms=0.012159 Jy/beam ! Combined flux in latest and established models = 1.21111 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 25 components and 1.21111 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.309928Jy sigma=3.965683 ! Fit after self-cal, rms=0.306906Jy sigma=3.923921 ! Inverting map ! Added new window around map position (-2.5, 8.5). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0742298 Jy ! Component: 100 - total flux cleaned = 0.122044 Jy ! Total flux subtracted in 100 components = 0.122044 Jy ! Clean residual min=-0.042972 max=0.055991 Jy/beam ! Clean residual mean=-0.000193 rms=0.011048 Jy/beam ! Combined flux in latest and established models = 1.33316 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 50 components and 1.33316 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.292072Jy sigma=3.656144 ! Fit after self-cal, rms=0.291673Jy sigma=3.650812 ! 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=2.365 mas, bmaj=3.112 mas, bpa=16.79 degrees ! Estimated noise=1.2579 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 = 0.0440287 Jy ! Component: 100 - total flux cleaned = 0.067722 Jy ! Component: 150 - total flux cleaned = 0.0764347 Jy ! Component: 200 - total flux cleaned = 0.0798328 Jy ! Total flux subtracted in 200 components = 0.0798328 Jy ! Clean residual min=-0.057034 max=0.056943 Jy/beam ! Clean residual mean=-0.000132 rms=0.012385 Jy/beam ! Combined flux in latest and established models = 1.41299 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 67 components and 1.41299 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.285679Jy sigma=3.558918 ! Fit after self-cal, rms=0.285552Jy sigma=3.556885 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.365 x 3.112 at 16.79 degrees (North through East) ! Clean map min=-0.055183 max=0.93621 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 1.12 HN 0.89 LA 0.94 MC 0.98 ! NL 1.15 NY 1.30 PT 1.06 SC 0.93 ! WN 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.05 HN 0.93 KP 0.90 LA 0.94 ! MK 1.03 NL 1.22 OV 0.88 PT 1.05 ! SC 0.97 ! ! ! Correcting IF 2. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 1.12 HN 0.90 LA 0.96 MC 0.83 ! NL 1.13 NY 1.17 PT 1.09 SC 0.88 ! WN 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.99 HN 0.92 KP 0.87 LA 0.95 ! MK 1.02 NL 1.34 OV 0.83 PT 1.05 ! SC 0.91 ! ! ! Correcting IF 3. ! A total of 54 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.00* HN 0.00* LA 0.00* MC 0.00* ! NL 0.00* NY 0.00* PT 0.00* SC 0.00* ! WN 0.00* ! ! Telescope amplitude corrections in sub-array 2: ! BR 0.00* HN 0.00* KP 0.00* LA 0.00* ! MK 0.00* NL 0.00* OV 0.00* PT 0.00* ! SC 0.00* ! ! ! Correcting IF 4. ! A total of 48 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! HH 0.94 HN 0.89 LA 0.97 MC 0.98 ! NL 1.15 NY 1.27 PT 1.09 SC 0.94 ! WN 1.00* ! ! A total of 36 telescope corrections were flagged in sub-array 2. ! Telescope amplitude corrections in sub-array 2: ! BR 1.36 HN 0.94 KP 0.90 LA 0.95 ! MK 1.01 NL 1.18 OV 0.85 PT 1.05 ! SC 0.98 ! ! ! Fit before self-cal, rms=0.285552Jy sigma=3.556885 ! Fit after self-cal, rms=0.396099Jy sigma=2.485015 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=2.325 mas, bmaj=3.91 mas, bpa=13.64 degrees ! Estimated noise=1.40043 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 = -0.0305665 Jy ! Component: 100 - total flux cleaned = -0.0319584 Jy ! Component: 150 - total flux cleaned = -0.033781 Jy ! Component: 200 - total flux cleaned = -0.0352806 Jy ! Total flux subtracted in 200 components = -0.0352806 Jy ! Clean residual min=-0.027399 max=0.031372 Jy/beam ! Clean residual mean=-0.000095 rms=0.007709 Jy/beam ! Combined flux in latest and established models = 1.37771 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 82 components and 1.37771 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.381823Jy sigma=2.406908 ! Fit after self-cal, rms=0.381792Jy sigma=2.404710 ! 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=0.381792Jy sigma=2.404710 ! Fit after self-cal, rms=0.287126Jy sigma=2.135429 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.333 mas, bmaj=3.935 mas, bpa=13.97 degrees ! Estimated noise=1.40878 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0165379 Jy ! Component: 100 - total flux cleaned = -0.0212129 Jy ! Component: 150 - total flux cleaned = -0.0245212 Jy ! Component: 200 - total flux cleaned = -0.026851 Jy ! Total flux subtracted in 200 components = -0.026851 Jy ! Clean residual min=-0.023612 max=0.025800 Jy/beam ! Clean residual mean=-0.000060 rms=0.006683 Jy/beam ! Combined flux in latest and established models = 1.35086 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 93 components and 1.35086 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.279086Jy sigma=2.106136 ! Fit after self-cal, rms=0.279041Jy sigma=2.105067 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 = -0.00227078 Jy ! Component: 100 - total flux cleaned = -0.00406469 Jy ! Component: 150 - total flux cleaned = -0.00565383 Jy ! Component: 200 - total flux cleaned = -0.00706809 Jy ! Total flux subtracted in 200 components = -0.00706809 Jy ! Clean residual min=-0.023326 max=0.024965 Jy/beam ! Clean residual mean=-0.000069 rms=0.006578 Jy/beam ! Combined flux in latest and established models = 1.34379 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 102 components and 1.34379 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.275942Jy sigma=2.102510 ! Fit after self-cal, rms=0.275922Jy sigma=2.101929 ! 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=0.275922Jy sigma=2.101929 ! Fit after self-cal, rms=0.096226Jy sigma=0.949971 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.343 mas, bmaj=3.958 mas, bpa=13.98 degrees ! Estimated noise=1.40702 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.011229 Jy ! Component: 100 - total flux cleaned = -0.0132117 Jy ! Component: 150 - total flux cleaned = -0.0147902 Jy ! Component: 200 - total flux cleaned = -0.0156265 Jy ! Total flux subtracted in 200 components = -0.0156265 Jy ! Clean residual min=-0.010681 max=0.012819 Jy/beam ! Clean residual mean=-0.000017 rms=0.002458 Jy/beam ! Combined flux in latest and established models = 1.32816 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 106 components and 1.32816 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.094496Jy sigma=0.930675 ! Fit after self-cal, rms=0.094551Jy sigma=0.929890 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 (-14, 41.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0121553 Jy ! Component: 100 - total flux cleaned = 0.0165733 Jy ! Component: 150 - total flux cleaned = 0.0173769 Jy ! Component: 200 - total flux cleaned = 0.0182149 Jy ! Total flux subtracted in 200 components = 0.0182149 Jy ! Clean residual min=-0.008669 max=0.008656 Jy/beam ! Clean residual mean=-0.000016 rms=0.002080 Jy/beam ! Combined flux in latest and established models = 1.34638 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 125 components and 1.34638 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.092848Jy sigma=0.904171 ! Fit after self-cal, rms=0.092707Jy sigma=0.901758 ! Inverting map ! Added new window around map position (5.5, 10). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0086836 Jy ! Component: 100 - total flux cleaned = 0.0116169 Jy ! Component: 150 - total flux cleaned = 0.0116165 Jy ! Component: 200 - total flux cleaned = 0.0117588 Jy ! Total flux subtracted in 200 components = 0.0117588 Jy ! Clean residual min=-0.008280 max=0.008695 Jy/beam ! Clean residual mean=-0.000000 rms=0.001891 Jy/beam ! Combined flux in latest and established models = 1.35814 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 145 components and 1.35814 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091580Jy sigma=0.888157 ! Fit after self-cal, rms=0.091500Jy sigma=0.886585 ! Inverting map ! Added new window around map position (21.5, 0). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00662475 Jy ! Component: 100 - total flux cleaned = 0.00827645 Jy ! Component: 150 - total flux cleaned = 0.00842243 Jy ! Component: 200 - total flux cleaned = 0.00842407 Jy ! Total flux subtracted in 200 components = 0.00842407 Jy ! Clean residual min=-0.007971 max=0.007114 Jy/beam ! Clean residual mean=0.000009 rms=0.001764 Jy/beam ! Combined flux in latest and established models = 1.36656 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 160 components and 1.36656 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.090441Jy sigma=0.876944 ! Fit after self-cal, rms=0.090417Jy sigma=0.876381 ! 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=0.090417Jy sigma=0.876381 ! Fit after self-cal, rms=0.090000Jy sigma=0.865446 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=8.592 mas, bmaj=9.73 mas, bpa=-2.105 degrees ! Estimated noise=1.90217 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00354471 Jy ! Component: 100 - total flux cleaned = -0.00392298 Jy ! Component: 150 - total flux cleaned = -0.0039241 Jy ! Component: 200 - total flux cleaned = -0.00404988 Jy ! Total flux subtracted in 200 components = -0.00404988 Jy ! Clean residual min=-0.008877 max=0.006933 Jy/beam ! Clean residual mean=0.000056 rms=0.002235 Jy/beam ! Combined flux in latest and established models = 1.36251 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 178 components and 1.36251 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089507Jy sigma=0.859801 ! Fit after self-cal, rms=0.089454Jy sigma=0.858811 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 = 0.000560379 Jy ! Component: 100 - total flux cleaned = 0.000563047 Jy ! Component: 150 - total flux cleaned = 0.000557958 Jy ! Component: 200 - total flux cleaned = 0.000633423 Jy ! Total flux subtracted in 200 components = 0.000633423 Jy ! Clean residual min=-0.008749 max=0.007165 Jy/beam ! Clean residual mean=0.000056 rms=0.002181 Jy/beam ! Combined flux in latest and established models = 1.36314 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 183 components and 1.36314 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089399Jy sigma=0.858758 ! Fit after self-cal, rms=0.089374Jy sigma=0.858439 ! 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=2.345 mas, bmaj=3.964 mas, bpa=14.02 degrees ! Estimated noise=1.40696 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.345 x 3.964 at 14.02 degrees (North through East) ! Clean map min=-0.012811 max=1.0377 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. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.089374Jy sigma=0.858439 ! Fit after self-cal, rms=0.081469Jy sigma=0.769241 ! Inverting map and beam ! Estimated beam: bmin=2.344 mas, bmaj=3.967 mas, bpa=14.03 degrees ! Estimated noise=1.40484 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00486408 Jy ! Component: 100 - total flux cleaned = -0.00551576 Jy ! Component: 150 - total flux cleaned = -0.00565584 Jy ! Component: 200 - total flux cleaned = -0.00590025 Jy ! Total flux subtracted in 200 components = -0.00590025 Jy ! Clean residual min=-0.006375 max=0.005604 Jy/beam ! Clean residual mean=0.000023 rms=0.001452 Jy/beam ! Combined flux in latest and established models = 1.35724 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 192 components and 1.35724 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080730Jy sigma=0.761619 ! Fit after self-cal, rms=0.080722Jy sigma=0.761384 ! Inverting map ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 1.02745e-05 Jy ! Component: 100 - total flux cleaned = -9.93209e-05 Jy ! Component: 150 - total flux cleaned = -9.81965e-05 Jy ! Component: 200 - total flux cleaned = -0.000197537 Jy ! Total flux subtracted in 200 components = -0.000197537 Jy ! Clean residual min=-0.006134 max=0.005511 Jy/beam ! Clean residual mean=0.000022 rms=0.001417 Jy/beam ! Combined flux in latest and established models = 1.35705 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 195 components and 1.35705 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080416Jy sigma=0.758029 ! Fit after self-cal, rms=0.080408Jy sigma=0.757890 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080408Jy sigma=0.757890 ! Fit after self-cal, rms=0.080358Jy sigma=0.755396 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=2.328 mas, bmaj=4.113 mas, bpa=14.01 degrees ! Estimated noise=1.88594 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.860216 Jy ! Component: 100 - total flux cleaned = 1.07387 Jy ! Component: 150 - total flux cleaned = 1.15973 Jy ! Component: 200 - total flux cleaned = 1.20828 Jy ! Total flux subtracted in 200 components = 1.20828 Jy ! Clean residual min=-0.013584 max=0.026366 Jy/beam ! Clean residual mean=-0.000136 rms=0.003291 Jy/beam ! Combined flux in latest and established models = 1.20828 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 26 model components to the UV plane model. ! The established model now contains 26 components and 1.20828 Jy ! Inverting map and beam ! Estimated beam: bmin=2.345 mas, bmaj=3.969 mas, bpa=14.1 degrees ! Estimated noise=1.4044 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 (2.5, 2). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0402418 Jy ! Component: 100 - total flux cleaned = 0.0649276 Jy ! Component: 150 - total flux cleaned = 0.0827253 Jy ! Component: 200 - total flux cleaned = 0.0962668 Jy ! Total flux subtracted in 200 components = 0.0962668 Jy ! Clean residual min=-0.009084 max=0.010534 Jy/beam ! Clean residual mean=-0.000022 rms=0.002212 Jy/beam ! Combined flux in latest and established models = 1.30455 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 61 components and 1.30455 Jy ! Inverting map ! Added new window around map position (3, -5.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0112446 Jy ! Component: 100 - total flux cleaned = 0.0165726 Jy ! Component: 150 - total flux cleaned = 0.0197336 Jy ! Component: 200 - total flux cleaned = 0.0231668 Jy ! Total flux subtracted in 200 components = 0.0231668 Jy ! Clean residual min=-0.007776 max=0.008147 Jy/beam ! Clean residual mean=0.000004 rms=0.001825 Jy/beam ! Combined flux in latest and established models = 1.32771 Jy ! Adding 36 model components to the UV plane model. ! The established model now contains 85 components and 1.32771 Jy ! Inverting map ! Added new window around map position (-45.5, 64). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00507537 Jy ! Component: 100 - total flux cleaned = 0.00704925 Jy ! Component: 150 - total flux cleaned = 0.00864364 Jy ! Component: 200 - total flux cleaned = 0.0101309 Jy ! Total flux subtracted in 200 components = 0.0101309 Jy ! Clean residual min=-0.007267 max=0.006760 Jy/beam ! Clean residual mean=-0.000000 rms=0.001636 Jy/beam ! Combined flux in latest and established models = 1.33785 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 95 components and 1.33785 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=8.591 mas, bmaj=9.744 mas, bpa=-2.153 degrees ! Estimated noise=1.8961 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00591151 Jy ! Component: 100 - total flux cleaned = 0.00957353 Jy ! Component: 150 - total flux cleaned = 0.0119146 Jy ! Component: 200 - total flux cleaned = 0.0126427 Jy ! Total flux subtracted in 200 components = 0.0126427 Jy ! Clean residual min=-0.007121 max=0.006401 Jy/beam ! Clean residual mean=0.000025 rms=0.002008 Jy/beam ! Combined flux in latest and established models = 1.35049 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 = 0.000404686 Jy ! Component: 100 - total flux cleaned = 0.000700772 Jy ! Component: 150 - total flux cleaned = 0.000905621 Jy ! Component: 200 - total flux cleaned = 0.00115893 Jy ! Total flux subtracted in 200 components = 0.00115893 Jy ! Clean residual min=-0.006951 max=0.006367 Jy/beam ! Clean residual mean=0.000031 rms=0.001965 Jy/beam ! Combined flux in latest and established models = 1.35165 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 128 components and 1.35165 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=2.345 mas, bmaj=3.969 mas, bpa=14.1 degrees ! Estimated noise=1.4044 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00314914 Jy ! Component: 100 - total flux cleaned = -0.00350429 Jy ! Component: 150 - total flux cleaned = -0.00333344 Jy ! Component: 200 - total flux cleaned = -0.00302439 Jy ! Total flux subtracted in 200 components = -0.00302439 Jy ! Clean residual min=-0.006604 max=0.006374 Jy/beam ! Clean residual mean=0.000009 rms=0.001480 Jy/beam ! Combined flux in latest and established models = 1.34862 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 141 components and 1.34862 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081489Jy sigma=0.763655 ! Fit after self-cal, rms=0.081303Jy sigma=0.759986 wmodel J1751+0939_S_map.mod ! Writing 141 model components to file: J1751+0939_S_map.mod wobs J1751+0939_S_uvs.fits ! Writing UV FITS file: J1751+0939_S_uvs.fits wwins J1751+0939_S_map.win ! wwins: Wrote 9 windows to J1751+0939_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 = -0.00047518 Jy ! Component: 100 - total flux cleaned = -0.00123399 Jy ! Component: 150 - total flux cleaned = -0.00247653 Jy ! Component: 200 - total flux cleaned = -0.0031712 Jy ! Component: 250 - total flux cleaned = -0.00383993 Jy ! Component: 300 - total flux cleaned = -0.004673 Jy ! Component: 350 - total flux cleaned = -0.00539098 Jy ! Component: 400 - total flux cleaned = -0.0059193 Jy ! Component: 450 - total flux cleaned = -0.00660572 Jy ! Component: 500 - total flux cleaned = -0.00710964 Jy ! Component: 550 - total flux cleaned = -0.00735619 Jy ! Component: 600 - total flux cleaned = -0.00767943 Jy ! Component: 650 - total flux cleaned = -0.00791836 Jy ! Component: 700 - total flux cleaned = -0.00845922 Jy ! Component: 750 - total flux cleaned = -0.00853454 Jy ! Component: 800 - total flux cleaned = -0.0089076 Jy ! Component: 850 - total flux cleaned = -0.00927525 Jy ! Component: 900 - total flux cleaned = -0.00934717 Jy ! Component: 950 - total flux cleaned = -0.00963293 Jy ! Component: 1000 - total flux cleaned = -0.00984478 Jy ! Component: 1050 - total flux cleaned = -0.0100524 Jy ! Component: 1100 - total flux cleaned = -0.010257 Jy ! Component: 1150 - total flux cleaned = -0.0105248 Jy ! Component: 1200 - total flux cleaned = -0.0105245 Jy ! Component: 1250 - total flux cleaned = -0.0107846 Jy ! Component: 1300 - total flux cleaned = -0.0108474 Jy ! Component: 1350 - total flux cleaned = -0.0109114 Jy ! Component: 1400 - total flux cleaned = -0.0110985 Jy ! Component: 1450 - total flux cleaned = -0.0110371 Jy ! Component: 1500 - total flux cleaned = -0.0112212 Jy ! Component: 1550 - total flux cleaned = -0.0113419 Jy ! Component: 1600 - total flux cleaned = -0.0112238 Jy ! Component: 1650 - total flux cleaned = -0.0113418 Jy ! Component: 1700 - total flux cleaned = -0.0114589 Jy ! Component: 1750 - total flux cleaned = -0.0115739 Jy ! Component: 1800 - total flux cleaned = -0.0112899 Jy ! Component: 1850 - total flux cleaned = -0.0114595 Jy ! Component: 1900 - total flux cleaned = -0.0116259 Jy ! Component: 1950 - total flux cleaned = -0.0114608 Jy ! Component: 2000 - total flux cleaned = -0.0116234 Jy ! Component: 2050 - total flux cleaned = -0.011408 Jy ! Component: 2100 - total flux cleaned = -0.0114613 Jy ! Component: 2150 - total flux cleaned = -0.011356 Jy ! Component: 2200 - total flux cleaned = -0.0115127 Jy ! Component: 2250 - total flux cleaned = -0.0112553 Jy ! Component: 2300 - total flux cleaned = -0.0114604 Jy ! Component: 2350 - total flux cleaned = -0.0112082 Jy ! Component: 2400 - total flux cleaned = -0.0113088 Jy ! Component: 2450 - total flux cleaned = -0.0113096 Jy ! Component: 2500 - total flux cleaned = -0.0113094 Jy ! Component: 2550 - total flux cleaned = -0.0116006 Jy ! Component: 2600 - total flux cleaned = -0.0114085 Jy ! Component: 2650 - total flux cleaned = -0.0114083 Jy ! Component: 2700 - total flux cleaned = -0.01155 Jy ! Component: 2750 - total flux cleaned = -0.0114564 Jy ! Component: 2800 - total flux cleaned = -0.0115026 Jy ! Component: 2850 - total flux cleaned = -0.0115022 Jy ! Component: 2900 - total flux cleaned = -0.0115016 Jy ! Component: 2950 - total flux cleaned = -0.0113662 Jy ! Component: 3000 - total flux cleaned = -0.0115005 Jy ! Component: 3050 - total flux cleaned = -0.0113676 Jy ! Component: 3100 - total flux cleaned = -0.011499 Jy ! Component: 3150 - total flux cleaned = -0.0113684 Jy ! Component: 3200 - total flux cleaned = -0.0112818 Jy ! Component: 3250 - total flux cleaned = -0.011324 Jy ! Component: 3300 - total flux cleaned = -0.011239 Jy ! Component: 3350 - total flux cleaned = -0.0110702 Jy ! Component: 3400 - total flux cleaned = -0.0111541 Jy ! Component: 3450 - total flux cleaned = -0.0110297 Jy ! Component: 3500 - total flux cleaned = -0.0110705 Jy ! Component: 3550 - total flux cleaned = -0.0110297 Jy ! Component: 3600 - total flux cleaned = -0.0110293 Jy ! Component: 3650 - total flux cleaned = -0.0108281 Jy ! Component: 3700 - total flux cleaned = -0.0108286 Jy ! Component: 3750 - total flux cleaned = -0.0107892 Jy ! Component: 3800 - total flux cleaned = -0.0106712 Jy ! Component: 3850 - total flux cleaned = -0.0107113 Jy ! Component: 3900 - total flux cleaned = -0.0107503 Jy ! Component: 3950 - total flux cleaned = -0.010712 Jy ! Component: 4000 - total flux cleaned = -0.0107122 Jy ! Component: 4050 - total flux cleaned = -0.0107503 Jy ! Total flux subtracted in 4096 components = -0.0106751 Jy ! Clean residual min=-0.001900 max=0.001993 Jy/beam ! Clean residual mean=0.000002 rms=0.000637 Jy/beam ! Combined flux in latest and established models = 1.33795 Jy keep ! Adding 310 model components to the UV plane model. ! The established model now contains 451 components and 1.33795 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv125_uvs/J1751+0939_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 2.345 x 3.969 at 14.1 degrees (North through East) ! Clean map min=-0.0037063 max=1.0612 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv125_uvs/J1751+0939_S_map.fits wmodel /scr/pima/rv125_uvs/J1751+0939_S_map.mod ! Writing 451 model components to file: /scr/pima/rv125_uvs/J1751+0939_S_map.mod wobs /scr/pima/rv125_uvs/J1751+0939_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv125_uvs/J1751+0939_S_uvs.fits wwins /scr/pima/rv125_uvs/J1751+0939_S_map.win ! wwins: Wrote 10 windows to /scr/pima/rv125_uvs/J1751+0939_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 1.06119 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00063531 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.179603 0.179603 0.359206 0.718412 1.43682 2.87365 5.74729 11.4946 22.9892 45.9783 91.9567 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0019 print "peak= ", int(1000*peak_flux)/1000 ! peak= 1.061 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1670.35 quit ! Quitting program ! Log file /scr/pima/rv125_uvs/J1751+0939_S_dfm.log closed on Sun Dec 23 07:00:48 2018