! Started logfile: /scr/pima/rv121_uvs/J1802-3940_S_dfm.log on Sat Jul 28 00:12:44 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/J1802-3940_S_uva.fits ! Reading UV FITS file: /scr/pima/rv121_uvs/J1802-3940_S_uva.fits ! AN table 1: 17 integrations on 28 of 28 possible baselines. ! Apparent sampling: 0.407563 visibilities/baseline/integration-bin. ! *** This seems a bit low - see "help observe" on the binwid argument. ! Found source: J1802-3940 ! ! 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 776 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 J1802-3940_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 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 104 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 72 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.325514Jy sigma=15.497392 ! Fit after self-cal, rms=0.310185Jy sigma=3.736121 ! 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=2.649 mas, bmaj=8.358 mas, bpa=-2.282 degrees ! Estimated noise=3.40844 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 = 0.598444 Jy ! Component: 100 - total flux cleaned = 0.796011 Jy ! Total flux subtracted in 100 components = 0.796011 Jy ! Clean residual min=-0.044611 max=0.090821 Jy/beam ! Clean residual mean=-0.000450 rms=0.014230 Jy/beam ! Combined flux in latest and established models = 0.796011 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 13 components and 0.796011 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.234806Jy sigma=2.619906 ! Fit after self-cal, rms=0.234715Jy sigma=2.619475 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.100949 Jy ! Component: 100 - total flux cleaned = 0.158195 Jy ! Total flux subtracted in 100 components = 0.158195 Jy ! Clean residual min=-0.032004 max=0.045582 Jy/beam ! Clean residual mean=-0.000243 rms=0.008968 Jy/beam ! Combined flux in latest and established models = 0.954207 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 37 components and 0.954207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.158993Jy sigma=1.715337 ! Fit after self-cal, rms=0.158911Jy sigma=1.714800 ! 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=3.017 mas, bmaj=9.052 mas, bpa=-3.144 degrees ! Estimated noise=2.72036 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 = 0.0581155 Jy ! Component: 100 - total flux cleaned = 0.0861415 Jy ! Component: 150 - total flux cleaned = 0.0996751 Jy ! Component: 200 - total flux cleaned = 0.106211 Jy ! Total flux subtracted in 200 components = 0.106211 Jy ! Clean residual min=-0.026190 max=0.040630 Jy/beam ! Clean residual mean=-0.000225 rms=0.008215 Jy/beam ! Combined flux in latest and established models = 1.06042 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 46 components and 1.06042 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.140252Jy sigma=1.440816 ! Fit after self-cal, rms=0.140209Jy sigma=1.440670 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.017 x 9.052 at -3.144 degrees (North through East) ! Clean map min=-0.025302 max=0.75133 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.93 KP 0.97 LA 0.99 MK 1.03 ! NL 1.27 OV 0.99 PT 0.97 SC 0.99 ! ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 KP 0.98 LA 0.97 MK 1.09 ! NL 1.29 OV 0.99 PT 0.97 SC 0.97 ! ! ! Correcting IF 3. ! A total of 12 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.96 KP 1.00* LA 1.20 MK 0.84 ! NL 1.00* OV 0.98 PT 0.98 SC 1.00* ! ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! Telescope amplitude corrections in sub-array 1: ! FD 0.95 KP 0.98 LA 1.00 MK 1.06 ! NL 1.36 OV 0.89 PT 0.97 SC 0.98 ! ! ! Fit before self-cal, rms=0.140209Jy sigma=1.440670 ! Fit after self-cal, rms=0.093106Jy sigma=0.932606 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=3.019 mas, bmaj=8.836 mas, bpa=-3.399 degrees ! Estimated noise=2.79077 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 = -0.00245524 Jy ! Component: 100 - total flux cleaned = -0.00272538 Jy ! Component: 150 - total flux cleaned = -0.00297674 Jy ! Component: 200 - total flux cleaned = -0.00342988 Jy ! Total flux subtracted in 200 components = -0.00342988 Jy ! Clean residual min=-0.011195 max=0.014588 Jy/beam ! Clean residual mean=-0.000099 rms=0.003106 Jy/beam ! Combined flux in latest and established models = 1.05699 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 62 components and 1.05699 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.091748Jy sigma=0.916628 ! Fit after self-cal, rms=0.091923Jy sigma=0.916274 ! 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=0.091923Jy sigma=0.916274 ! Fit after self-cal, rms=0.088146Jy sigma=0.877861 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.022 mas, bmaj=8.851 mas, bpa=-3.483 degrees ! Estimated noise=2.78479 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00219752 Jy ! Component: 100 - total flux cleaned = -0.00250163 Jy ! Component: 150 - total flux cleaned = -0.00264411 Jy ! Component: 200 - total flux cleaned = -0.00289812 Jy ! Total flux subtracted in 200 components = -0.00289812 Jy ! Clean residual min=-0.009418 max=0.013042 Jy/beam ! Clean residual mean=-0.000136 rms=0.002712 Jy/beam ! Combined flux in latest and established models = 1.05409 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 64 components and 1.05409 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.087654Jy sigma=0.872543 ! Fit after self-cal, rms=0.087650Jy sigma=0.872450 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 (28, -16.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00821111 Jy ! Component: 100 - total flux cleaned = 0.00842528 Jy ! Component: 150 - total flux cleaned = 0.00932319 Jy ! Component: 200 - total flux cleaned = 0.00978395 Jy ! Total flux subtracted in 200 components = 0.00978395 Jy ! Clean residual min=-0.008458 max=0.010504 Jy/beam ! Clean residual mean=-0.000102 rms=0.002367 Jy/beam ! Combined flux in latest and established models = 1.06387 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 79 components and 1.06387 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.085919Jy sigma=0.854029 ! Fit after self-cal, rms=0.085904Jy sigma=0.853381 ! Inverting map ! Added new window around map position (10, 31.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00822849 Jy ! Component: 100 - total flux cleaned = 0.00845747 Jy ! Component: 150 - total flux cleaned = 0.00845856 Jy ! Component: 200 - total flux cleaned = 0.00833384 Jy ! Total flux subtracted in 200 components = 0.00833384 Jy ! Clean residual min=-0.007901 max=0.008564 Jy/beam ! Clean residual mean=-0.000059 rms=0.002098 Jy/beam ! Combined flux in latest and established models = 1.07221 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 100 components and 1.07221 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.084757Jy sigma=0.839698 ! Fit after self-cal, rms=0.084652Jy sigma=0.838364 ! 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=0.084652Jy sigma=0.838364 ! Fit after self-cal, rms=0.083506Jy sigma=0.827876 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.017 mas, bmaj=8.837 mas, bpa=-3.525 degrees ! Estimated noise=2.77747 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00342245 Jy ! Component: 100 - total flux cleaned = 0.00366618 Jy ! Component: 150 - total flux cleaned = 0.00377563 Jy ! Component: 200 - total flux cleaned = 0.00357269 Jy ! Total flux subtracted in 200 components = 0.00357269 Jy ! Clean residual min=-0.006645 max=0.008325 Jy/beam ! Clean residual mean=-0.000042 rms=0.001937 Jy/beam ! Combined flux in latest and established models = 1.07578 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 116 components and 1.07578 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.083088Jy sigma=0.824122 ! Fit after self-cal, rms=0.083076Jy sigma=0.823835 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 (-102, -14.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0069014 Jy ! Component: 100 - total flux cleaned = 0.00914478 Jy ! Component: 150 - total flux cleaned = 0.00997811 Jy ! Component: 200 - total flux cleaned = 0.0107233 Jy ! Total flux subtracted in 200 components = 0.0107233 Jy ! Clean residual min=-0.005842 max=0.007264 Jy/beam ! Clean residual mean=-0.000051 rms=0.001689 Jy/beam ! Combined flux in latest and established models = 1.0865 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 141 components and 1.0865 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.082403Jy sigma=0.814541 ! Fit after self-cal, rms=0.082376Jy sigma=0.813986 ! Inverting map ! Added new window around map position (-13.5, 72.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00585788 Jy ! Component: 100 - total flux cleaned = 0.00696837 Jy ! Component: 150 - total flux cleaned = 0.00779888 Jy ! Component: 200 - total flux cleaned = 0.008656 Jy ! Total flux subtracted in 200 components = 0.008656 Jy ! Clean residual min=-0.005194 max=0.006269 Jy/beam ! Clean residual mean=-0.000007 rms=0.001546 Jy/beam ! Combined flux in latest and established models = 1.09516 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 163 components and 1.09516 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.081593Jy sigma=0.808194 ! Fit after self-cal, rms=0.081538Jy sigma=0.807830 ! 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=0.081538Jy sigma=0.807830 ! Fit after self-cal, rms=0.081122Jy sigma=0.806155 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=9.432 mas, bmaj=31.04 mas, bpa=-2.461 degrees ! Estimated noise=3.6554 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00355484 Jy ! Component: 100 - total flux cleaned = 0.00396343 Jy ! Component: 150 - total flux cleaned = 0.00404842 Jy ! Component: 200 - total flux cleaned = 0.00412635 Jy ! Total flux subtracted in 200 components = 0.00412635 Jy ! Clean residual min=-0.004465 max=0.005034 Jy/beam ! Clean residual mean=-0.000014 rms=0.001539 Jy/beam ! Combined flux in latest and established models = 1.09928 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 178 components and 1.09928 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080905Jy sigma=0.805532 ! Fit after self-cal, rms=0.080900Jy sigma=0.805368 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 = 0.00105504 Jy ! Component: 100 - total flux cleaned = 0.000982048 Jy ! Component: 150 - total flux cleaned = 0.000854016 Jy ! Component: 200 - total flux cleaned = 0.000794696 Jy ! Total flux subtracted in 200 components = 0.000794696 Jy ! Clean residual min=-0.004389 max=0.004822 Jy/beam ! Clean residual mean=-0.000018 rms=0.001471 Jy/beam ! Combined flux in latest and established models = 1.10008 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 194 components and 1.10008 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.080842Jy sigma=0.806179 ! Fit after self-cal, rms=0.080848Jy sigma=0.806133 ! 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=3.015 mas, bmaj=8.828 mas, bpa=-3.484 degrees ! Estimated noise=2.77243 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.015 x 8.828 at -3.484 degrees (North through East) ! Clean map min=-0.0069193 max=0.76238 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=0.080848Jy sigma=0.806133 ! Fit after self-cal, rms=0.074749Jy sigma=0.718087 ! Inverting map and beam ! Estimated beam: bmin=3.012 mas, bmaj=8.82 mas, bpa=-3.492 degrees ! Estimated noise=2.76858 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00132462 Jy ! Component: 100 - total flux cleaned = 0.00205676 Jy ! Component: 150 - total flux cleaned = 0.00233694 Jy ! Component: 200 - total flux cleaned = 0.00251304 Jy ! Total flux subtracted in 200 components = 0.00251304 Jy ! Clean residual min=-0.004701 max=0.006169 Jy/beam ! Clean residual mean=0.000006 rms=0.001375 Jy/beam ! Combined flux in latest and established models = 1.10259 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 213 components and 1.10259 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074498Jy sigma=0.714463 ! Fit after self-cal, rms=0.074492Jy sigma=0.714393 ! Inverting map ! Added new window around map position (108.5, 100.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00340875 Jy ! Component: 100 - total flux cleaned = 0.00352025 Jy ! Component: 150 - total flux cleaned = 0.00351945 Jy ! Component: 200 - total flux cleaned = 0.00360826 Jy ! Total flux subtracted in 200 components = 0.00360826 Jy ! Clean residual min=-0.004595 max=0.005389 Jy/beam ! Clean residual mean=0.000009 rms=0.001322 Jy/beam ! Combined flux in latest and established models = 1.1062 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 235 components and 1.1062 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073939Jy sigma=0.709644 ! Fit after self-cal, rms=0.073945Jy sigma=0.709344 ! Inverting map ! Performing amp+phase self-cal ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.073945Jy sigma=0.709344 ! Fit after self-cal, rms=0.073875Jy sigma=0.708799 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=2.652 mas, bmaj=8.058 mas, bpa=-2.807 degrees ! Estimated noise=3.50262 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.600784 Jy ! Component: 100 - total flux cleaned = 0.806347 Jy ! Component: 150 - total flux cleaned = 0.909333 Jy ! Component: 200 - total flux cleaned = 0.965098 Jy ! Total flux subtracted in 200 components = 0.965098 Jy ! Clean residual min=-0.016541 max=0.032226 Jy/beam ! Clean residual mean=-0.000202 rms=0.005194 Jy/beam ! Combined flux in latest and established models = 0.965098 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 51 model components to the UV plane model. ! The established model now contains 51 components and 0.965098 Jy ! Inverting map and beam ! Estimated beam: bmin=3.012 mas, bmaj=8.822 mas, bpa=-3.497 degrees ! Estimated noise=2.76805 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 (3, 3.5). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0469504 Jy ! Component: 100 - total flux cleaned = 0.0704675 Jy ! Component: 150 - total flux cleaned = 0.0842628 Jy ! Component: 200 - total flux cleaned = 0.0946498 Jy ! Total flux subtracted in 200 components = 0.0946498 Jy ! Clean residual min=-0.007226 max=0.009116 Jy/beam ! Clean residual mean=-0.000138 rms=0.002205 Jy/beam ! Combined flux in latest and established models = 1.05975 Jy ! Adding 61 model components to the UV plane model. ! The established model now contains 105 components and 1.05975 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=9.423 mas, bmaj=31.01 mas, bpa=-2.482 degrees ! Estimated noise=3.6538 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0114186 Jy ! Component: 100 - total flux cleaned = 0.0194004 Jy ! Component: 150 - total flux cleaned = 0.0256597 Jy ! Component: 200 - total flux cleaned = 0.0306959 Jy ! Total flux subtracted in 200 components = 0.0306959 Jy ! Clean residual min=-0.005399 max=0.005997 Jy/beam ! Clean residual mean=-0.000061 rms=0.001764 Jy/beam ! Combined flux in latest and established models = 1.09044 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 = 0.00411447 Jy ! Component: 100 - total flux cleaned = 0.00712761 Jy ! Component: 150 - total flux cleaned = 0.00843995 Jy ! Component: 200 - total flux cleaned = 0.00963562 Jy ! Total flux subtracted in 200 components = 0.00963562 Jy ! Clean residual min=-0.005277 max=0.005527 Jy/beam ! Clean residual mean=-0.000010 rms=0.001553 Jy/beam ! Combined flux in latest and established models = 1.10008 Jy ! Adding 74 model components to the UV plane model. ! The established model now contains 171 components and 1.10008 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=3.012 mas, bmaj=8.822 mas, bpa=-3.497 degrees ! Estimated noise=2.76805 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00197318 Jy ! Component: 100 - total flux cleaned = 0.00320936 Jy ! Component: 150 - total flux cleaned = 0.0043051 Jy ! Component: 200 - total flux cleaned = 0.00458423 Jy ! Total flux subtracted in 200 components = 0.00458423 Jy ! Clean residual min=-0.005564 max=0.006599 Jy/beam ! Clean residual mean=0.000004 rms=0.001493 Jy/beam ! Combined flux in latest and established models = 1.10466 Jy selfcal ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 201 components and 1.10466 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Fit before self-cal, rms=0.074275Jy sigma=0.717393 ! Fit after self-cal, rms=0.073943Jy sigma=0.712972 wmodel J1802-3940_S_map.mod ! Writing 201 model components to file: J1802-3940_S_map.mod wobs J1802-3940_S_uvs.fits ! Writing UV FITS file: J1802-3940_S_uvs.fits wwins J1802-3940_S_map.win ! wwins: Wrote 7 windows to J1802-3940_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 = 0.00242853 Jy ! Component: 100 - total flux cleaned = 0.00262803 Jy ! Component: 150 - total flux cleaned = 0.0022955 Jy ! Component: 200 - total flux cleaned = 0.00237238 Jy ! Component: 250 - total flux cleaned = 0.00237122 Jy ! Component: 300 - total flux cleaned = 0.00237134 Jy ! Component: 350 - total flux cleaned = 0.00257811 Jy ! Component: 400 - total flux cleaned = 0.0026453 Jy ! Component: 450 - total flux cleaned = 0.00264532 Jy ! Component: 500 - total flux cleaned = 0.00270724 Jy ! Component: 550 - total flux cleaned = 0.00270685 Jy ! Component: 600 - total flux cleaned = 0.00282398 Jy ! Component: 650 - total flux cleaned = 0.00282186 Jy ! Component: 700 - total flux cleaned = 0.0028762 Jy ! Component: 750 - total flux cleaned = 0.00282025 Jy ! Component: 800 - total flux cleaned = 0.00287405 Jy ! Component: 850 - total flux cleaned = 0.00282105 Jy ! Component: 900 - total flux cleaned = 0.00276926 Jy ! Component: 950 - total flux cleaned = 0.00271849 Jy ! Component: 1000 - total flux cleaned = 0.00271785 Jy ! Component: 1050 - total flux cleaned = 0.00271744 Jy ! Component: 1100 - total flux cleaned = 0.00252403 Jy ! Component: 1150 - total flux cleaned = 0.0021474 Jy ! Component: 1200 - total flux cleaned = 0.00219351 Jy ! Component: 1250 - total flux cleaned = 0.00187389 Jy ! Component: 1300 - total flux cleaned = 0.00178417 Jy ! Component: 1350 - total flux cleaned = 0.00151905 Jy ! Component: 1400 - total flux cleaned = 0.00138959 Jy ! Component: 1450 - total flux cleaned = 0.00134689 Jy ! Component: 1500 - total flux cleaned = 0.00130386 Jy ! Component: 1550 - total flux cleaned = 0.00109566 Jy ! Component: 1600 - total flux cleaned = 0.00109587 Jy ! Component: 1650 - total flux cleaned = 0.00101435 Jy ! Component: 1700 - total flux cleaned = 0.000933545 Jy ! Component: 1750 - total flux cleaned = 0.000933227 Jy ! Component: 1800 - total flux cleaned = 0.000776514 Jy ! Component: 1850 - total flux cleaned = 0.000776533 Jy ! Component: 1900 - total flux cleaned = 0.000813363 Jy ! Component: 1950 - total flux cleaned = 0.000699845 Jy ! Component: 2000 - total flux cleaned = 0.000774145 Jy ! Component: 2050 - total flux cleaned = 0.00069948 Jy ! Component: 2100 - total flux cleaned = 0.000699037 Jy ! Component: 2150 - total flux cleaned = 0.000591 Jy ! Component: 2200 - total flux cleaned = 0.000697594 Jy ! Component: 2250 - total flux cleaned = 0.00069714 Jy ! Component: 2300 - total flux cleaned = 0.000592435 Jy ! Component: 2350 - total flux cleaned = 0.00066122 Jy ! Component: 2400 - total flux cleaned = 0.000626656 Jy ! Component: 2450 - total flux cleaned = 0.000660268 Jy ! Component: 2500 - total flux cleaned = 0.000760163 Jy ! Component: 2550 - total flux cleaned = 0.000693942 Jy ! Component: 2600 - total flux cleaned = 0.000792496 Jy ! Component: 2650 - total flux cleaned = 0.000954858 Jy ! Component: 2700 - total flux cleaned = 0.000890234 Jy ! Component: 2750 - total flux cleaned = 0.000985928 Jy ! Component: 2800 - total flux cleaned = 0.00114396 Jy ! Component: 2850 - total flux cleaned = 0.00117486 Jy ! Component: 2900 - total flux cleaned = 0.0012061 Jy ! Component: 2950 - total flux cleaned = 0.00139099 Jy ! Component: 3000 - total flux cleaned = 0.00145163 Jy ! Component: 3050 - total flux cleaned = 0.00151212 Jy ! Component: 3100 - total flux cleaned = 0.00169207 Jy ! Component: 3150 - total flux cleaned = 0.001781 Jy ! Component: 3200 - total flux cleaned = 0.00189894 Jy ! Component: 3250 - total flux cleaned = 0.0018992 Jy ! Component: 3300 - total flux cleaned = 0.00207377 Jy ! Component: 3350 - total flux cleaned = 0.00210287 Jy ! Component: 3400 - total flux cleaned = 0.00224632 Jy ! Component: 3450 - total flux cleaned = 0.00227485 Jy ! Component: 3500 - total flux cleaned = 0.00235985 Jy ! Component: 3550 - total flux cleaned = 0.00235971 Jy ! Component: 3600 - total flux cleaned = 0.00247202 Jy ! Component: 3650 - total flux cleaned = 0.00249972 Jy ! Component: 3700 - total flux cleaned = 0.0026108 Jy ! Component: 3750 - total flux cleaned = 0.00274908 Jy ! Component: 3800 - total flux cleaned = 0.00277645 Jy ! Component: 3850 - total flux cleaned = 0.00288604 Jy ! Component: 3900 - total flux cleaned = 0.00299497 Jy ! Component: 3950 - total flux cleaned = 0.0030493 Jy ! Component: 4000 - total flux cleaned = 0.00307649 Jy ! Component: 4050 - total flux cleaned = 0.00323784 Jy ! Total flux subtracted in 4096 components = 0.00331808 Jy ! Clean residual min=-0.001532 max=0.001589 Jy/beam ! Clean residual mean=0.000004 rms=0.000498 Jy/beam ! Combined flux in latest and established models = 1.10798 Jy keep ! Adding 269 model components to the UV plane model. ! The established model now contains 470 components and 1.10798 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /scr/pima/rv121_uvs/J1802-3940_S_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 3.012 x 8.822 at -3.497 degrees (North through East) ! Clean map min=-0.0035605 max=0.76684 Jy/beam ! Writing clean map to FITS file: /scr/pima/rv121_uvs/J1802-3940_S_map.fits wmodel /scr/pima/rv121_uvs/J1802-3940_S_map.mod ! Writing 470 model components to file: /scr/pima/rv121_uvs/J1802-3940_S_map.mod wobs /scr/pima/rv121_uvs/J1802-3940_S_uvs.fits ! Writing UV FITS file: /scr/pima/rv121_uvs/J1802-3940_S_uvs.fits wwins /scr/pima/rv121_uvs/J1802-3940_S_map.win ! wwins: Wrote 8 windows to /scr/pima/rv121_uvs/J1802-3940_S_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.766843 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00049289 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.192826 0.192826 0.385651 0.771303 1.54261 3.08521 6.17042 12.3408 24.6817 49.3634 98.7267 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0014 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.766 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1555.81 quit ! Quitting program ! Log file /scr/pima/rv121_uvs/J1802-3940_S_dfm.log closed on Sat Jul 28 00:12:49 2018