! Started logfile: .//J2020-2434_C_dfm.log on Mon Jan 20 19:04:02 2020 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs .//J2020-2434_C_uva.fits ! Reading UV FITS file: .//J2020-2434_C_uva.fits ! AN table 1: 15 integrations on 10 of 10 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2020-2434 ! ! 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 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 67 lines of history. ! ! Reading 1200 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 = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J2020-2434_C] 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 0.300x0.300 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=1.001200Jy sigma=18.339719 ! Fit after self-cal, rms=0.973022Jy sigma=17.832436 ! 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=7.019 mas, bmaj=16.1 mas, bpa=23.58 degrees ! Estimated noise=1.21935 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 = 0.0209741 Jy ! Component: 100 - total flux cleaned = 0.024791 Jy ! Total flux subtracted in 100 components = 0.024791 Jy ! Clean residual min=-0.002393 max=0.002438 Jy/beam ! Clean residual mean=0.000017 rms=0.000885 Jy/beam ! Combined flux in latest and established models = 0.024791 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.024791 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=0.036560Jy sigma=0.588552 ! Fit after self-cal, rms=0.035612Jy sigma=0.568225 ! 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=7.508 mas, bmaj=16.12 mas, bpa=21.06 degrees ! Estimated noise=1.14395 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 = 0.000425552 Jy ! Component: 100 - total flux cleaned = -0.000296757 Jy ! Component: 150 - total flux cleaned = -0.00137226 Jy ! Component: 200 - total flux cleaned = -0.00227685 Jy ! Total flux subtracted in 200 components = -0.00227685 Jy ! Clean residual min=-0.000970 max=0.000964 Jy/beam ! Clean residual mean=0.000009 rms=0.000401 Jy/beam ! Combined flux in latest and established models = 0.0225142 Jy ! Performing phase self-cal ! Adding 68 model components to the UV plane model. ! The established model now contains 82 components and 0.0225142 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=0.035019Jy sigma=0.556422 ! Fit after self-cal, rms=0.034963Jy sigma=0.555019 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 7.508 x 16.12 at 21.06 degrees (North through East) ! Clean map min=-0.0034061 max=0.025522 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.85 FD 0.97 KP 0.96 OV 0.80 ! PT 1.06 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.04 KP 1.24 OV 0.94 ! PT 0.79 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.08 FD 1.07 KP 1.06 OV 1.12 ! PT 0.96 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.12 KP 1.01 OV 0.97 ! PT 0.87 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.69 FD 1.20 KP 1.00 OV 1.00 ! PT 0.81 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.89 KP 0.93 OV 1.08 ! PT 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.40 KP 0.98 OV 0.92 ! PT 0.90 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 0.88 KP 0.98 OV 1.10 ! PT 0.99 ! ! ! Fit before self-cal, rms=0.034963Jy sigma=0.555019 ! Fit after self-cal, rms=0.032874Jy sigma=0.548602 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=7.58 mas, bmaj=16.13 mas, bpa=21.06 degrees ! Estimated noise=1.11635 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 = 0.00057069 Jy ! Component: 100 - total flux cleaned = 0.000579161 Jy ! Component: 150 - total flux cleaned = 0.000438285 Jy ! Component: 200 - total flux cleaned = 0.000151372 Jy ! Total flux subtracted in 200 components = 0.000151372 Jy ! Clean residual min=-0.000374 max=0.000374 Jy/beam ! Clean residual mean=-0.000001 rms=0.000137 Jy/beam ! Combined flux in latest and established models = 0.0226655 Jy ! Performing phase self-cal ! Adding 63 model components to the UV plane model. ! The established model now contains 145 components and 0.0226655 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=0.032783Jy sigma=0.546859 ! Fit after self-cal, rms=0.033004Jy sigma=0.544918 ! 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=0.033004Jy sigma=0.544918 ! Fit after self-cal, rms=0.033892Jy sigma=0.544440 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.596 mas, bmaj=16.15 mas, bpa=21.01 degrees ! Estimated noise=1.12284 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000233456 Jy ! Component: 100 - total flux cleaned = -0.000491377 Jy ! Component: 150 - total flux cleaned = -0.000542728 Jy ! Component: 200 - total flux cleaned = -0.000739798 Jy ! Total flux subtracted in 200 components = -0.000739798 Jy ! Clean residual min=-0.000349 max=0.000351 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0219257 Jy selfcal ! Performing phase self-cal ! Adding 55 model components to the UV plane model. ! The established model now contains 199 components and 0.0219257 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=0.033833Jy sigma=0.543554 ! Fit after self-cal, rms=0.034030Jy sigma=0.543017 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 = -0.000393375 Jy ! Component: 100 - total flux cleaned = -0.000558593 Jy ! Component: 150 - total flux cleaned = -0.000674623 Jy ! Component: 200 - total flux cleaned = -0.000716715 Jy ! Total flux subtracted in 200 components = -0.000716715 Jy ! Clean residual min=-0.000337 max=0.000334 Jy/beam ! Clean residual mean=0.000000 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.021209 Jy ! Performing phase self-cal ! Adding 56 model components to the UV plane model. ! The established model now contains 249 components and 0.021209 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=0.033985Jy sigma=0.542442 ! Fit after self-cal, rms=0.034002Jy sigma=0.542187 ! 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=0.034002Jy sigma=0.542187 ! Fit after self-cal, rms=0.034690Jy sigma=0.541975 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.595 mas, bmaj=16.16 mas, bpa=21 degrees ! Estimated noise=1.12589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000417356 Jy ! Component: 100 - total flux cleaned = -0.000595507 Jy ! Component: 150 - total flux cleaned = -0.000746147 Jy ! Component: 200 - total flux cleaned = -0.000785213 Jy ! Total flux subtracted in 200 components = -0.000785213 Jy ! Clean residual min=-0.000322 max=0.000320 Jy/beam ! Clean residual mean=0.000000 rms=0.000124 Jy/beam ! Combined flux in latest and established models = 0.0204238 Jy selfcal ! Performing phase self-cal ! Adding 58 model components to the UV plane model. ! The established model now contains 296 components and 0.0204238 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=0.034653Jy sigma=0.541481 ! Fit after self-cal, rms=0.034788Jy sigma=0.541018 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 = -0.000272142 Jy ! Component: 100 - total flux cleaned = -0.000388126 Jy ! Component: 150 - total flux cleaned = -0.000532025 Jy ! Component: 200 - total flux cleaned = -0.00066266 Jy ! Total flux subtracted in 200 components = -0.00066266 Jy ! Clean residual min=-0.000300 max=0.000299 Jy/beam ! Clean residual mean=-0.000000 rms=0.000116 Jy/beam ! Combined flux in latest and established models = 0.0197611 Jy ! Performing phase self-cal ! Adding 67 model components to the UV plane model. ! The established model now contains 353 components and 0.0197611 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=0.034757Jy sigma=0.540576 ! Fit after self-cal, rms=0.034774Jy sigma=0.540469 ! Inverting map ! Added new window around map position (-30, -0.3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000184396 Jy ! Component: 100 - total flux cleaned = 0.000327212 Jy ! Component: 150 - total flux cleaned = 0.000477852 Jy ! Component: 200 - total flux cleaned = 0.00057592 Jy ! Total flux subtracted in 200 components = 0.00057592 Jy ! Clean residual min=-0.000462 max=0.000371 Jy/beam ! Clean residual mean=-0.000001 rms=0.000126 Jy/beam ! Combined flux in latest and established models = 0.0203371 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 391 components and 0.0203371 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=0.034764Jy sigma=0.540353 ! Fit after self-cal, rms=0.034773Jy sigma=0.540294 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 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=0.034773Jy sigma=0.540294 ! Fit after self-cal, rms=0.035044Jy sigma=0.540140 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.795 mas, bmaj=16.19 mas, bpa=20.82 degrees ! Estimated noise=1.11526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000179726 Jy ! Component: 100 - total flux cleaned = 0.000344115 Jy ! Component: 150 - total flux cleaned = 0.000520512 Jy ! Component: 200 - total flux cleaned = 0.000646502 Jy ! Total flux subtracted in 200 components = 0.000646502 Jy ! Clean residual min=-0.000553 max=0.000330 Jy/beam ! Clean residual mean=-0.000001 rms=0.000123 Jy/beam ! Combined flux in latest and established models = 0.0209836 Jy selfcal ! Performing phase self-cal ! Adding 48 model components to the UV plane model. ! The established model now contains 436 components and 0.0209836 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=0.035035Jy sigma=0.540056 ! Fit after self-cal, rms=0.035135Jy sigma=0.539965 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 = 8.97584e-05 Jy ! Component: 100 - total flux cleaned = 0.000235301 Jy ! Component: 150 - total flux cleaned = 0.00033322 Jy ! Component: 200 - total flux cleaned = 0.000383548 Jy ! Total flux subtracted in 200 components = 0.000383548 Jy ! Clean residual min=-0.000549 max=0.000328 Jy/beam ! Clean residual mean=-0.000001 rms=0.000132 Jy/beam ! Combined flux in latest and established models = 0.0213671 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 464 components and 0.0213671 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=0.035130Jy sigma=0.539938 ! Fit after self-cal, rms=0.035136Jy sigma=0.539921 ! 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=7.581 mas, bmaj=16.17 mas, bpa=21 degrees ! Estimated noise=1.11969 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 7.581 x 16.17 at 21 degrees (North through East) ! Clean map min=-0.0027352 max=0.024761 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=7.082 mas, bmaj=16.19 mas, bpa=23.75 degrees ! Estimated noise=1.2004 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0135637 Jy ! Component: 100 - total flux cleaned = 0.0128584 Jy ! Component: 150 - total flux cleaned = 0.0128542 Jy ! Component: 200 - total flux cleaned = 0.0111282 Jy ! Total flux subtracted in 200 components = 0.0111282 Jy ! Clean residual min=-0.007409 max=0.012250 Jy/beam ! Clean residual mean=-0.000006 rms=0.002968 Jy/beam ! Combined flux in latest and established models = 0.0111282 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 53 model components to the UV plane model. ! The established model now contains 53 components and 0.0111282 Jy ! Inverting map and beam ! Estimated beam: bmin=7.581 mas, bmaj=16.17 mas, bpa=21 degrees ! Estimated noise=1.11969 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000786496 Jy ! Component: 100 - total flux cleaned = 0.00195475 Jy ! Component: 150 - total flux cleaned = 0.00319573 Jy ! Component: 200 - total flux cleaned = 0.00414444 Jy ! Total flux subtracted in 200 components = 0.00414444 Jy ! Clean residual min=-0.006202 max=0.010218 Jy/beam ! Clean residual mean=-0.000003 rms=0.002629 Jy/beam ! Combined flux in latest and established models = 0.0152726 Jy ! Adding 45 model components to the UV plane model. ! The established model now contains 90 components and 0.0152726 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=7.795 mas, bmaj=16.19 mas, bpa=20.82 degrees ! Estimated noise=1.11526 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.88608e-05 Jy ! Component: 100 - total flux cleaned = 0.000202158 Jy ! Component: 150 - total flux cleaned = 0.000273901 Jy ! Component: 200 - total flux cleaned = 0.000475085 Jy ! Total flux subtracted in 200 components = 0.000475085 Jy ! Clean residual min=-0.005910 max=0.009148 Jy/beam ! Clean residual mean=-0.000002 rms=0.002466 Jy/beam ! Combined flux in latest and established models = 0.0157477 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 = 0.000131312 Jy ! Component: 100 - total flux cleaned = 0.00025509 Jy ! Component: 150 - total flux cleaned = 0.000376413 Jy ! Component: 200 - total flux cleaned = 0.000497842 Jy ! Total flux subtracted in 200 components = 0.000497842 Jy ! Clean residual min=-0.005809 max=0.008759 Jy/beam ! Clean residual mean=-0.000001 rms=0.002377 Jy/beam ! Combined flux in latest and established models = 0.0162455 Jy ! Adding 65 model components to the UV plane model. ! The established model now contains 145 components and 0.0162455 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=7.581 mas, bmaj=16.17 mas, bpa=21 degrees ! Estimated noise=1.11969 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000244885 Jy ! Component: 100 - total flux cleaned = 0.000362557 Jy ! Component: 150 - total flux cleaned = 0.000537296 Jy ! Component: 200 - total flux cleaned = 0.000763134 Jy ! Total flux subtracted in 200 components = 0.000763134 Jy ! Clean residual min=-0.005521 max=0.008390 Jy/beam ! Clean residual mean=-0.000000 rms=0.002278 Jy/beam ! Combined flux in latest and established models = 0.0170087 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 154 components and 0.0170087 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=0.037380Jy sigma=0.591229 ! Fit after self-cal, rms=0.035851Jy sigma=0.564432 wmodel J2020-2434_C_map.mod ! Writing 154 model components to file: J2020-2434_C_map.mod wobs J2020-2434_C_uvs.fits ! Writing UV FITS file: J2020-2434_C_uvs.fits wwins J2020-2434_C_map.win ! wwins: Wrote 1 windows to J2020-2434_C_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 = 0.00170316 Jy ! Component: 100 - total flux cleaned = 0.00192003 Jy ! Component: 150 - total flux cleaned = 0.00213617 Jy ! Component: 200 - total flux cleaned = 0.00243817 Jy ! Component: 250 - total flux cleaned = 0.00267484 Jy ! Component: 300 - total flux cleaned = 0.0029209 Jy ! Component: 350 - total flux cleaned = 0.00314568 Jy ! Component: 400 - total flux cleaned = 0.00317228 Jy ! Component: 450 - total flux cleaned = 0.00317224 Jy ! Component: 500 - total flux cleaned = 0.00322224 Jy ! Component: 550 - total flux cleaned = 0.00329735 Jy ! Component: 600 - total flux cleaned = 0.00344448 Jy ! Component: 650 - total flux cleaned = 0.00356619 Jy ! Component: 700 - total flux cleaned = 0.00371193 Jy ! Component: 750 - total flux cleaned = 0.00385774 Jy ! Component: 800 - total flux cleaned = 0.00400525 Jy ! Component: 850 - total flux cleaned = 0.00415444 Jy ! Component: 900 - total flux cleaned = 0.00428102 Jy ! Component: 950 - total flux cleaned = 0.00433291 Jy ! Component: 1000 - total flux cleaned = 0.00441296 Jy ! Component: 1050 - total flux cleaned = 0.00446811 Jy ! Component: 1100 - total flux cleaned = 0.00452467 Jy ! Component: 1150 - total flux cleaned = 0.00458285 Jy ! Component: 1200 - total flux cleaned = 0.00464235 Jy ! Component: 1250 - total flux cleaned = 0.00470371 Jy ! Component: 1300 - total flux cleaned = 0.00476735 Jy ! Component: 1350 - total flux cleaned = 0.00480061 Jy ! Component: 1400 - total flux cleaned = 0.00480089 Jy ! Component: 1450 - total flux cleaned = 0.00476491 Jy ! Component: 1500 - total flux cleaned = 0.00465259 Jy ! Component: 1550 - total flux cleaned = 0.00457523 Jy ! Component: 1600 - total flux cleaned = 0.00445552 Jy ! Component: 1650 - total flux cleaned = 0.00428882 Jy ! Component: 1700 - total flux cleaned = 0.00420227 Jy ! Component: 1750 - total flux cleaned = 0.00406804 Jy ! Component: 1800 - total flux cleaned = 0.00402124 Jy ! Component: 1850 - total flux cleaned = 0.00397351 Jy ! Component: 1900 - total flux cleaned = 0.00392275 Jy ! Component: 1950 - total flux cleaned = 0.00386946 Jy ! Component: 2000 - total flux cleaned = 0.00381345 Jy ! Component: 2050 - total flux cleaned = 0.00375416 Jy ! Component: 2100 - total flux cleaned = 0.00369246 Jy ! Component: 2150 - total flux cleaned = 0.00362796 Jy ! Component: 2200 - total flux cleaned = 0.00362698 Jy ! Component: 2250 - total flux cleaned = 0.0035582 Jy ! Component: 2300 - total flux cleaned = 0.00348511 Jy ! Component: 2350 - total flux cleaned = 0.0034069 Jy ! Component: 2400 - total flux cleaned = 0.00340623 Jy ! Component: 2450 - total flux cleaned = 0.00332635 Jy ! Component: 2500 - total flux cleaned = 0.0032405 Jy ! Component: 2550 - total flux cleaned = 0.00314935 Jy ! Component: 2600 - total flux cleaned = 0.00305528 Jy ! Component: 2650 - total flux cleaned = 0.00285586 Jy ! Component: 2700 - total flux cleaned = 0.00275172 Jy ! Component: 2750 - total flux cleaned = 0.00264134 Jy ! Component: 2800 - total flux cleaned = 0.00241234 Jy ! Component: 2850 - total flux cleaned = 0.00241107 Jy ! Component: 2900 - total flux cleaned = 0.00216305 Jy ! Component: 2950 - total flux cleaned = 0.00203083 Jy ! Component: 3000 - total flux cleaned = 0.00189563 Jy ! Component: 3050 - total flux cleaned = 0.00175411 Jy ! Component: 3100 - total flux cleaned = 0.00145528 Jy ! Component: 3150 - total flux cleaned = 0.00129675 Jy ! Component: 3200 - total flux cleaned = 0.00112929 Jy ! Component: 3250 - total flux cleaned = 0.00095995 Jy ! Component: 3300 - total flux cleaned = 0.000783561 Jy ! Component: 3350 - total flux cleaned = 0.000414458 Jy ! Component: 3400 - total flux cleaned = 0.000220603 Jy ! Component: 3450 - total flux cleaned = 1.59895e-05 Jy ! Component: 3500 - total flux cleaned = -0.000408114 Jy ! Component: 3550 - total flux cleaned = -0.000633589 Jy ! Component: 3600 - total flux cleaned = -0.000872531 Jy ! Component: 3650 - total flux cleaned = -0.00111992 Jy ! Component: 3700 - total flux cleaned = -0.00137721 Jy ! Component: 3750 - total flux cleaned = -0.00163198 Jy ! Component: 3800 - total flux cleaned = -0.00190617 Jy ! Component: 3850 - total flux cleaned = -0.00249321 Jy ! Component: 3900 - total flux cleaned = -0.00249473 Jy ! Component: 3950 - total flux cleaned = -0.00280889 Jy ! Component: 4000 - total flux cleaned = -0.0034795 Jy ! Component: 4050 - total flux cleaned = -0.00383902 Jy ! Total flux subtracted in 4096 components = -0.0038361 Jy ! Clean residual min=-0.019715 max=0.020073 Jy/beam ! Clean residual mean=-0.000030 rms=0.006149 Jy/beam ! Combined flux in latest and established models = 0.0131726 Jy keep ! Adding 160 model components to the UV plane model. ! The established model now contains 314 components and 0.0131726 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2020-2434_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 7.581 x 16.17 at 21 degrees (North through East) ! Clean map min=-0.029318 max=0.028985 Jy/beam ! Writing clean map to FITS file: .//J2020-2434_C_map.fits wmodel .//J2020-2434_C_map.mod ! Writing 314 model components to file: .//J2020-2434_C_map.mod wobs .//J2020-2434_C_uvs.fits ! Writing UV FITS file: .//J2020-2434_C_uvs.fits wwins .//J2020-2434_C_map.win ! wwins: Wrote 2 windows to .//J2020-2434_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0289846 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.0068176 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -70.5642 70.5642 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0204 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.028 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 4.251 quit ! Quitting program ! Log file .//J2020-2434_C_dfm.log closed on Mon Jan 20 19:04:06 2020