! Started logfile: .//J0252-3357_X_dfm.log on Mon Jan 20 17:19:11 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 7.39200 obs .//J0252-3357_X_uva.fits ! Reading UV FITS file: .//J0252-3357_X_uva.fits ! AN table 1: 16 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0252-3357 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 7.392e+09 3.2e+07 1 3.2e+07 ! 02 2 7.424e+09 3.2e+07 1 3.2e+07 ! 03 3 7.456e+09 3.2e+07 1 3.2e+07 ! 04 4 7.552e+09 3.2e+07 1 3.2e+07 ! 05 5 7.744e+09 3.2e+07 1 3.2e+07 ! 06 6 7.776e+09 3.2e+07 1 3.2e+07 ! 07 7 7.808e+09 3.2e+07 1 3.2e+07 ! 08 8 7.84e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 76 lines of history. ! ! Reading 1280 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 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0252-3357_X] 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 0.200x0.200 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. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.001870Jy sigma=16.275653 ! Fit after self-cal, rms=0.962973Jy sigma=15.660292 ! 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=4.554 mas, bmaj=21.34 mas, bpa=-7.808 degrees ! Estimated noise=1.81623 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=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0285244 Jy ! Component: 100 - total flux cleaned = 0.0324252 Jy ! Total flux subtracted in 100 components = 0.0324252 Jy ! Clean residual min=-0.002749 max=0.002724 Jy/beam ! Clean residual mean=-0.000039 rms=0.001188 Jy/beam ! Combined flux in latest and established models = 0.0324252 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0324252 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042443Jy sigma=0.615007 ! Fit after self-cal, rms=0.040934Jy sigma=0.587789 ! 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=4.666 mas, bmaj=21.9 mas, bpa=-7.211 degrees ! Estimated noise=1.23433 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 = 0.00241424 Jy ! Component: 100 - total flux cleaned = 0.00307188 Jy ! Component: 150 - total flux cleaned = 0.00329125 Jy ! Component: 200 - total flux cleaned = 0.00350791 Jy ! Total flux subtracted in 200 components = 0.00350791 Jy ! Clean residual min=-0.000816 max=0.000816 Jy/beam ! Clean residual mean=-0.000013 rms=0.000356 Jy/beam ! Combined flux in latest and established models = 0.0359331 Jy ! Performing phase self-cal ! Adding 98 model components to the UV plane model. ! The established model now contains 111 components and 0.0359332 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040343Jy sigma=0.579301 ! Fit after self-cal, rms=0.040311Jy sigma=0.578642 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.666 x 21.9 at -7.211 degrees (North through East) ! Clean map min=-0.0029401 max=0.036818 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! FD 1.12 KP 1.00 LA 0.88 OV 0.96 ! PT 1.01 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! FD 1.10 KP 1.05 LA 0.97 OV 1.09 ! PT 0.73 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! FD 0.97 KP 0.85 LA 1.19 OV 1.14 ! PT 1.06 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! FD 0.80 KP 1.06 LA 1.05 OV 0.98 ! PT 1.25 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! FD 0.98 KP 1.20 LA 0.86 OV 1.11 ! PT 1.10 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! FD 1.06 KP 1.04 LA 0.99 OV 1.16 ! PT 0.90 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! FD 0.92 KP 0.97 LA 0.99 OV 0.95 ! PT 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! FD 1.04 KP 1.02 LA 0.86 OV 1.07 ! PT 0.92 ! ! ! Fit before self-cal, rms=0.040311Jy sigma=0.578642 ! Fit after self-cal, rms=0.040790Jy sigma=0.571615 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=4.716 mas, bmaj=21.82 mas, bpa=-7.354 degrees ! Estimated noise=1.22692 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 = 0.000249488 Jy ! Component: 100 - total flux cleaned = 0.000395287 Jy ! Component: 150 - total flux cleaned = 0.000336615 Jy ! Component: 200 - total flux cleaned = 0.000253417 Jy ! Total flux subtracted in 200 components = 0.000253417 Jy ! Clean residual min=-0.000452 max=0.000458 Jy/beam ! Clean residual mean=-0.000002 rms=0.000173 Jy/beam ! Combined flux in latest and established models = 0.0361866 Jy ! Performing phase self-cal ! Adding 106 model components to the UV plane model. ! The established model now contains 217 components and 0.0361866 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040722Jy sigma=0.570917 ! Fit after self-cal, rms=0.040890Jy sigma=0.569903 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.040890Jy sigma=0.569903 ! Fit after self-cal, rms=0.041732Jy sigma=0.569642 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.742 mas, bmaj=21.81 mas, bpa=-7.436 degrees ! Estimated noise=1.23451 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000132715 Jy ! Component: 100 - total flux cleaned = 0.000370867 Jy ! Component: 150 - total flux cleaned = 0.000564526 Jy ! Component: 200 - total flux cleaned = 0.000792965 Jy ! Total flux subtracted in 200 components = 0.000792965 Jy ! Clean residual min=-0.000278 max=0.000280 Jy/beam ! Clean residual mean=-0.000002 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0369795 Jy selfcal ! Performing phase self-cal ! Adding 111 model components to the UV plane model. ! The established model now contains 314 components and 0.0369795 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041692Jy sigma=0.569329 ! Fit after self-cal, rms=0.041735Jy sigma=0.569244 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 = 0.00028907 Jy ! Component: 100 - total flux cleaned = 0.000512009 Jy ! Component: 150 - total flux cleaned = 0.000626858 Jy ! Component: 200 - total flux cleaned = 0.000667408 Jy ! Total flux subtracted in 200 components = 0.000667408 Jy ! Clean residual min=-0.000223 max=0.000225 Jy/beam ! Clean residual mean=-0.000003 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.037647 Jy ! Performing phase self-cal ! Adding 99 model components to the UV plane model. ! The established model now contains 394 components and 0.0376469 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041718Jy sigma=0.569086 ! Fit after self-cal, rms=0.041715Jy sigma=0.569068 ! 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.041715Jy sigma=0.569068 ! Fit after self-cal, rms=0.042293Jy sigma=0.568991 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.761 mas, bmaj=21.79 mas, bpa=-7.487 degrees ! Estimated noise=1.24101 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000128189 Jy ! Component: 100 - total flux cleaned = 0.000364321 Jy ! Component: 150 - total flux cleaned = 0.000606218 Jy ! Component: 200 - total flux cleaned = 0.000740989 Jy ! Total flux subtracted in 200 components = 0.000740989 Jy ! Clean residual min=-0.000219 max=0.000219 Jy/beam ! Clean residual mean=-0.000002 rms=0.000098 Jy/beam ! Combined flux in latest and established models = 0.0383879 Jy selfcal ! Performing phase self-cal ! Adding 92 model components to the UV plane model. ! The established model now contains 474 components and 0.0383879 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042264Jy sigma=0.568919 ! Fit after self-cal, rms=0.042279Jy sigma=0.568901 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 = 0.000161964 Jy ! Component: 100 - total flux cleaned = 0.000199773 Jy ! Component: 150 - total flux cleaned = 0.000211121 Jy ! Component: 200 - total flux cleaned = 0.000243617 Jy ! Total flux subtracted in 200 components = 0.000243617 Jy ! Clean residual min=-0.000184 max=0.000182 Jy/beam ! Clean residual mean=-0.000002 rms=0.000077 Jy/beam ! Combined flux in latest and established models = 0.0386316 Jy ! Performing phase self-cal ! Adding 100 model components to the UV plane model. ! The established model now contains 552 components and 0.0386315 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042265Jy sigma=0.568835 ! Fit after self-cal, rms=0.042192Jy sigma=0.567523 ! Inverting map ! Added new window around map position (50.4, 51). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000262195 Jy ! Component: 100 - total flux cleaned = 0.000396334 Jy ! Component: 150 - total flux cleaned = 0.000450926 Jy ! Component: 200 - total flux cleaned = 0.000480189 Jy ! Total flux subtracted in 200 components = 0.000480189 Jy ! Clean residual min=-0.000447 max=0.000536 Jy/beam ! Clean residual mean=-0.000004 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0391117 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 579 components and 0.0391117 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042179Jy sigma=0.567352 ! Fit after self-cal, rms=0.042180Jy sigma=0.567300 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 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. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042180Jy sigma=0.567300 ! Fit after self-cal, rms=0.042557Jy sigma=0.567220 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.907 mas, bmaj=21.63 mas, bpa=-7.636 degrees ! Estimated noise=1.24288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000358642 Jy ! Component: 100 - total flux cleaned = 0.000414011 Jy ! Component: 150 - total flux cleaned = 0.000419627 Jy ! Component: 200 - total flux cleaned = 0.000437471 Jy ! Total flux subtracted in 200 components = 0.000437471 Jy ! Clean residual min=-0.000429 max=0.000617 Jy/beam ! Clean residual mean=-0.000003 rms=0.000166 Jy/beam ! Combined flux in latest and established models = 0.0395492 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 593 components and 0.0395492 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042546Jy sigma=0.567171 ! Fit after self-cal, rms=0.042563Jy sigma=0.567140 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 = 0.000133735 Jy ! Component: 100 - total flux cleaned = 0.000166911 Jy ! Component: 150 - total flux cleaned = 0.000192649 Jy ! Component: 200 - total flux cleaned = 0.000234679 Jy ! Total flux subtracted in 200 components = 0.000234679 Jy ! Clean residual min=-0.000440 max=0.000588 Jy/beam ! Clean residual mean=-0.000002 rms=0.000168 Jy/beam ! Combined flux in latest and established models = 0.0397839 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 606 components and 0.0397839 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042558Jy sigma=0.567127 ! Fit after self-cal, rms=0.042558Jy sigma=0.567117 ! 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=4.775 mas, bmaj=21.77 mas, bpa=-7.493 degrees ! Estimated noise=1.24516 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.775 x 21.77 at -7.493 degrees (North through East) ! Clean map min=-0.002282 max=0.03655 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=4.672 mas, bmaj=21.36 mas, bpa=-8.377 degrees ! Estimated noise=1.7715 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0128223 Jy ! Component: 100 - total flux cleaned = -0.0185117 Jy ! Component: 150 - total flux cleaned = -0.0225581 Jy ! Component: 200 - total flux cleaned = -0.0257559 Jy ! Total flux subtracted in 200 components = -0.0257559 Jy ! Clean residual min=-0.014843 max=0.031214 Jy/beam ! Clean residual mean=-0.000146 rms=0.006895 Jy/beam ! Combined flux in latest and established models = -0.0257559 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 32 model components to the UV plane model. ! The established model now contains 32 components and -0.0257559 Jy ! Inverting map and beam ! Estimated beam: bmin=4.775 mas, bmaj=21.77 mas, bpa=-7.493 degrees ! Estimated noise=1.24516 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, -0.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0262092 Jy ! Component: 100 - total flux cleaned = 0.0312459 Jy ! Component: 150 - total flux cleaned = 0.0368018 Jy ! Component: 200 - total flux cleaned = 0.0402169 Jy ! Total flux subtracted in 200 components = 0.0402169 Jy ! Clean residual min=-0.003098 max=0.003566 Jy/beam ! Clean residual mean=0.000000 rms=0.001311 Jy/beam ! Combined flux in latest and established models = 0.0144611 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 65 components and 0.0144611 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.907 mas, bmaj=21.63 mas, bpa=-7.636 degrees ! Estimated noise=1.24288 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00119208 Jy ! Component: 100 - total flux cleaned = 0.00169235 Jy ! Component: 150 - total flux cleaned = 0.00230566 Jy ! Component: 200 - total flux cleaned = 0.00293097 Jy ! Total flux subtracted in 200 components = 0.00293097 Jy ! Clean residual min=-0.001936 max=0.001949 Jy/beam ! Clean residual mean=-0.000000 rms=0.000736 Jy/beam ! Combined flux in latest and established models = 0.017392 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 = 0.000547954 Jy ! Component: 100 - total flux cleaned = 0.000971927 Jy ! Component: 150 - total flux cleaned = 0.00145352 Jy ! Component: 200 - total flux cleaned = 0.0018386 Jy ! Total flux subtracted in 200 components = 0.0018386 Jy ! Clean residual min=-0.001800 max=0.001596 Jy/beam ! Clean residual mean=-0.000003 rms=0.000553 Jy/beam ! Combined flux in latest and established models = 0.0192306 Jy ! Adding 139 model components to the UV plane model. ! The established model now contains 192 components and 0.0192306 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=4.775 mas, bmaj=21.77 mas, bpa=-7.493 degrees ! Estimated noise=1.24516 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000499352 Jy ! Component: 100 - total flux cleaned = 0.000854444 Jy ! Component: 150 - total flux cleaned = 0.00110088 Jy ! Component: 200 - total flux cleaned = 0.00147517 Jy ! Total flux subtracted in 200 components = 0.00147517 Jy ! Clean residual min=-0.001338 max=0.001383 Jy/beam ! Clean residual mean=-0.000001 rms=0.000442 Jy/beam ! Combined flux in latest and established models = 0.0207058 Jy selfcal ! Performing phase self-cal ! Adding 73 model components to the UV plane model. ! The established model now contains 257 components and 0.0207058 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.042709Jy sigma=0.569568 ! Fit after self-cal, rms=0.042626Jy sigma=0.568464 wmodel J0252-3357_X_map.mod ! Writing 257 model components to file: J0252-3357_X_map.mod wobs J0252-3357_X_uvs.fits ! Writing UV FITS file: J0252-3357_X_uvs.fits wwins J0252-3357_X_map.win ! wwins: Wrote 2 windows to J0252-3357_X_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 = 0.000188419 Jy ! Component: 100 - total flux cleaned = 0.000254577 Jy ! Component: 150 - total flux cleaned = 0.000339891 Jy ! Component: 200 - total flux cleaned = 0.000487791 Jy ! Component: 250 - total flux cleaned = 0.000660663 Jy ! Component: 300 - total flux cleaned = 0.000814365 Jy ! Component: 350 - total flux cleaned = 0.000940955 Jy ! Component: 400 - total flux cleaned = 0.001052 Jy ! Component: 450 - total flux cleaned = 0.00115761 Jy ! Component: 500 - total flux cleaned = 0.00121633 Jy ! Component: 550 - total flux cleaned = 0.00126446 Jy ! Component: 600 - total flux cleaned = 0.00131065 Jy ! Component: 650 - total flux cleaned = 0.00135528 Jy ! Component: 700 - total flux cleaned = 0.00138421 Jy ! Component: 750 - total flux cleaned = 0.00144028 Jy ! Component: 800 - total flux cleaned = 0.00145403 Jy ! Component: 850 - total flux cleaned = 0.00146086 Jy ! Component: 900 - total flux cleaned = 0.00147438 Jy ! Component: 950 - total flux cleaned = 0.00147435 Jy ! Component: 1000 - total flux cleaned = 0.00146083 Jy ! Component: 1050 - total flux cleaned = 0.00144713 Jy ! Component: 1100 - total flux cleaned = 0.00143346 Jy ! Component: 1150 - total flux cleaned = 0.00140573 Jy ! Component: 1200 - total flux cleaned = 0.00136345 Jy ! Component: 1250 - total flux cleaned = 0.00132751 Jy ! Component: 1300 - total flux cleaned = 0.00128369 Jy ! Component: 1350 - total flux cleaned = 0.0012465 Jy ! Component: 1400 - total flux cleaned = 0.00121627 Jy ! Component: 1450 - total flux cleaned = 0.00116988 Jy ! Component: 1500 - total flux cleaned = 0.0011383 Jy ! Component: 1550 - total flux cleaned = 0.00111435 Jy ! Component: 1600 - total flux cleaned = 0.00110591 Jy ! Component: 1650 - total flux cleaned = 0.00110582 Jy ! Component: 1700 - total flux cleaned = 0.00110579 Jy ! Component: 1750 - total flux cleaned = 0.00110592 Jy ! Component: 1800 - total flux cleaned = 0.00109593 Jy ! Component: 1850 - total flux cleaned = 0.00109568 Jy ! Component: 1900 - total flux cleaned = 0.00109563 Jy ! Component: 1950 - total flux cleaned = 0.00109582 Jy ! Component: 2000 - total flux cleaned = 0.00109624 Jy ! Component: 2050 - total flux cleaned = 0.00108364 Jy ! Component: 2100 - total flux cleaned = 0.00108364 Jy ! Component: 2150 - total flux cleaned = 0.0010838 Jy ! Component: 2200 - total flux cleaned = 0.00106936 Jy ! Component: 2250 - total flux cleaned = 0.00106905 Jy ! Component: 2300 - total flux cleaned = 0.00105289 Jy ! Component: 2350 - total flux cleaned = 0.00106954 Jy ! Component: 2400 - total flux cleaned = 0.00105229 Jy ! Component: 2450 - total flux cleaned = 0.00105276 Jy ! Component: 2500 - total flux cleaned = 0.00105316 Jy ! Component: 2550 - total flux cleaned = 0.00105362 Jy ! Component: 2600 - total flux cleaned = 0.00103243 Jy ! Component: 2650 - total flux cleaned = 0.0010325 Jy ! Component: 2700 - total flux cleaned = 0.00103258 Jy ! Component: 2750 - total flux cleaned = 0.00103284 Jy ! Component: 2800 - total flux cleaned = 0.00103321 Jy ! Component: 2850 - total flux cleaned = 0.00103376 Jy ! Component: 2900 - total flux cleaned = 0.00103416 Jy ! Component: 2950 - total flux cleaned = 0.0010346 Jy ! Component: 3000 - total flux cleaned = 0.00103487 Jy ! Component: 3050 - total flux cleaned = 0.00100248 Jy ! Component: 3100 - total flux cleaned = 0.00100153 Jy ! Component: 3150 - total flux cleaned = 0.000964741 Jy ! Component: 3200 - total flux cleaned = 0.00100379 Jy ! Component: 3250 - total flux cleaned = 0.000963833 Jy ! Component: 3300 - total flux cleaned = 0.000920138 Jy ! Component: 3350 - total flux cleaned = 0.000919805 Jy ! Component: 3400 - total flux cleaned = 0.000919516 Jy ! Component: 3450 - total flux cleaned = 0.000869882 Jy ! Component: 3500 - total flux cleaned = 0.000868902 Jy ! Component: 3550 - total flux cleaned = 0.000868772 Jy ! Component: 3600 - total flux cleaned = 0.00081316 Jy ! Component: 3650 - total flux cleaned = 0.000753239 Jy ! Component: 3700 - total flux cleaned = 0.000751567 Jy ! Component: 3750 - total flux cleaned = 0.000752379 Jy ! Component: 3800 - total flux cleaned = 0.000683092 Jy ! Component: 3850 - total flux cleaned = 0.000682947 Jy ! Component: 3900 - total flux cleaned = 0.000608243 Jy ! Component: 3950 - total flux cleaned = 0.000609894 Jy ! Component: 4000 - total flux cleaned = 0.000526814 Jy ! Component: 4050 - total flux cleaned = 0.000437676 Jy ! Total flux subtracted in 4096 components = 0.000528511 Jy ! Clean residual min=-0.005325 max=0.004965 Jy/beam ! Clean residual mean=-0.000020 rms=0.001586 Jy/beam ! Combined flux in latest and established models = 0.0212343 Jy keep ! Adding 253 model components to the UV plane model. ! The established model now contains 510 components and 0.0212343 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0252-3357_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 4.775 x 21.77 at -7.493 degrees (North through East) ! Clean map min=-0.0088364 max=0.031883 Jy/beam ! Writing clean map to FITS file: .//J0252-3357_X_map.fits wmodel .//J0252-3357_X_map.mod ! Writing 510 model components to file: .//J0252-3357_X_map.mod wobs .//J0252-3357_X_uvs.fits ! Writing UV FITS file: .//J0252-3357_X_uvs.fits wwins .//J0252-3357_X_map.win ! wwins: Wrote 3 windows to .//J0252-3357_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0318831 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.00173324 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -16.3087 16.3087 32.6174 65.2348 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0051 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.031 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 18.395 quit ! Quitting program ! Log file .//J0252-3357_X_dfm.log closed on Mon Jan 20 17:19:17 2020