! Started logfile: .//J1858+5708_C_dfm.log on Sun Oct 21 00:03:35 2018 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 .//J1858+5708_C_uva.fits ! Reading UV FITS file: .//J1858+5708_C_uva.fits ! AN table 1: 19 integrations on 28 of 28 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1858+5708 ! ! 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 85 lines of history. ! ! Reading 4256 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 J1858+5708_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=1.004424Jy sigma=44.926786 ! Fit after self-cal, rms=0.934515Jy sigma=41.845497 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.424 mas, bmaj=5.581 mas, bpa=-12.62 degrees ! Estimated noise=0.455458 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 = 0.0484503 Jy ! Component: 100 - total flux cleaned = 0.0599368 Jy ! Total flux subtracted in 100 components = 0.0599368 Jy ! Clean residual min=-0.002744 max=0.004720 Jy/beam ! Clean residual mean=-0.000000 rms=0.000749 Jy/beam ! Combined flux in latest and established models = 0.0599367 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0599367 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=0.018496Jy sigma=0.751226 ! Fit after self-cal, rms=0.018443Jy sigma=0.747869 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00525837 Jy ! Component: 100 - total flux cleaned = 0.00797784 Jy ! Total flux subtracted in 100 components = 0.00797784 Jy ! Clean residual min=-0.001469 max=0.001733 Jy/beam ! Clean residual mean=-0.000000 rms=0.000390 Jy/beam ! Combined flux in latest and established models = 0.0679146 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 10 components and 0.0679146 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=0.016525Jy sigma=0.648328 ! Fit after self-cal, rms=0.016509Jy sigma=0.647760 ! 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=1.993 mas, bmaj=5.409 mas, bpa=-12.06 degrees ! Estimated noise=0.257866 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 = 0.00195387 Jy ! Component: 100 - total flux cleaned = 0.00281003 Jy ! Component: 150 - total flux cleaned = 0.00331326 Jy ! Component: 200 - total flux cleaned = 0.00351284 Jy ! Total flux subtracted in 200 components = 0.00351284 Jy ! Clean residual min=-0.001005 max=0.001043 Jy/beam ! Clean residual mean=-0.000000 rms=0.000224 Jy/beam ! Combined flux in latest and established models = 0.0714274 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 20 components and 0.0714274 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=0.016312Jy sigma=0.636845 ! Fit after self-cal, rms=0.016311Jy sigma=0.636780 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.993 x 5.409 at -12.06 degrees (North through East) ! Clean map min=-0.00093943 max=0.065349 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.02 KP 0.98 LA 0.96 ! MK 0.93 NL 1.03 OV 1.05 PT 1.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.02 KP 0.98 LA 1.00 ! MK 1.01 NL 0.97 OV 1.04 PT 0.93 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.01 KP 1.00 LA 1.00 ! MK 0.97 NL 1.00 OV 1.01 PT 1.01 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.03 KP 0.98 LA 0.96 ! MK 0.99 NL 0.99 OV 0.97 PT 1.01 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 1.02 KP 1.01 LA 0.96 ! MK 1.00 NL 1.03 OV 0.99 PT 0.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.97 KP 1.02 LA 1.00 ! MK 0.99 NL 1.00 OV 1.02 PT 0.98 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 KP 1.00 LA 0.99 ! MK 1.01 NL 1.01 OV 1.02 PT 1.00 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.99 KP 0.98 LA 1.03 ! MK 1.00 NL 1.02 OV 0.98 PT 0.99 ! ! ! Fit before self-cal, rms=0.016311Jy sigma=0.636780 ! Fit after self-cal, rms=0.016230Jy sigma=0.630261 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.99 mas, bmaj=5.421 mas, bpa=-12.04 degrees ! Estimated noise=0.257146 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 (3.3, -12.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000671841 Jy ! Component: 100 - total flux cleaned = 0.000686427 Jy ! Component: 150 - total flux cleaned = 0.000722698 Jy ! Component: 200 - total flux cleaned = 0.00070579 Jy ! Total flux subtracted in 200 components = 0.00070579 Jy ! Clean residual min=-0.000639 max=0.000616 Jy/beam ! Clean residual mean=-0.000000 rms=0.000163 Jy/beam ! Combined flux in latest and established models = 0.0721332 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 35 components and 0.0721332 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=0.016182Jy sigma=0.627910 ! Fit after self-cal, rms=0.016186Jy sigma=0.627802 ! 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=0.016186Jy sigma=0.627802 ! Fit after self-cal, rms=0.016175Jy sigma=0.627721 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.991 mas, bmaj=5.424 mas, bpa=-12.04 degrees ! Estimated noise=0.256862 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 6.80066e-06 Jy ! Component: 100 - total flux cleaned = -2.25069e-05 Jy ! Component: 150 - total flux cleaned = -3.52421e-05 Jy ! Component: 200 - total flux cleaned = -5.86437e-05 Jy ! Total flux subtracted in 200 components = -5.86437e-05 Jy ! Clean residual min=-0.000617 max=0.000603 Jy/beam ! Clean residual mean=-0.000000 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0720746 Jy selfcal ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 47 components and 0.0720746 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=0.016169Jy sigma=0.627447 ! Fit after self-cal, rms=0.016170Jy sigma=0.627442 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -2.87171e-05 Jy ! Component: 100 - total flux cleaned = -4.43376e-05 Jy ! Component: 150 - total flux cleaned = -6.36856e-05 Jy ! Component: 200 - total flux cleaned = -7.27233e-05 Jy ! Total flux subtracted in 200 components = -7.27233e-05 Jy ! Clean residual min=-0.000609 max=0.000601 Jy/beam ! Clean residual mean=-0.000000 rms=0.000157 Jy/beam ! Combined flux in latest and established models = 0.0720018 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 59 components and 0.0720018 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=0.016167Jy sigma=0.627323 ! Fit after self-cal, rms=0.016168Jy sigma=0.627321 ! 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=0.016168Jy sigma=0.627321 ! Fit after self-cal, rms=0.016153Jy sigma=0.627296 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.99 mas, bmaj=5.428 mas, bpa=-12.05 degrees ! Estimated noise=0.256708 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.25087e-05 Jy ! Component: 100 - total flux cleaned = -0.000110236 Jy ! Component: 150 - total flux cleaned = -0.000118644 Jy ! Component: 200 - total flux cleaned = -0.000122689 Jy ! Total flux subtracted in 200 components = -0.000122689 Jy ! Clean residual min=-0.000608 max=0.000576 Jy/beam ! Clean residual mean=-0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0718791 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 69 components and 0.0718792 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=0.016149Jy sigma=0.627207 ! Fit after self-cal, rms=0.016150Jy sigma=0.627204 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 = -1.32003e-05 Jy ! Component: 100 - total flux cleaned = -2.47437e-05 Jy ! Component: 150 - total flux cleaned = -2.48433e-05 Jy ! Component: 200 - total flux cleaned = -3.19976e-05 Jy ! Total flux subtracted in 200 components = -3.19976e-05 Jy ! Clean residual min=-0.000604 max=0.000573 Jy/beam ! Clean residual mean=-0.000000 rms=0.000153 Jy/beam ! Combined flux in latest and established models = 0.0718472 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 73 components and 0.0718471 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=0.016148Jy sigma=0.627148 ! Fit after self-cal, rms=0.016149Jy sigma=0.627146 ! 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=0.016149Jy sigma=0.627146 ! Fit after self-cal, rms=0.016135Jy sigma=0.627131 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=4.413 mas, bmaj=5.575 mas, bpa=-7.476 degrees ! Estimated noise=0.299916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00012653 Jy ! Component: 100 - total flux cleaned = 0.000138576 Jy ! Component: 150 - total flux cleaned = 0.000152604 Jy ! Component: 200 - total flux cleaned = 0.000155783 Jy ! Total flux subtracted in 200 components = 0.000155783 Jy ! Clean residual min=-0.000642 max=0.000642 Jy/beam ! Clean residual mean=-0.000001 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0720029 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 80 components and 0.0720029 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=0.016133Jy sigma=0.627109 ! Fit after self-cal, rms=0.016134Jy sigma=0.627101 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 = 3.75705e-06 Jy ! Component: 100 - total flux cleaned = 2.33453e-05 Jy ! Component: 150 - total flux cleaned = 3.25328e-05 Jy ! Component: 200 - total flux cleaned = 3.54302e-05 Jy ! Total flux subtracted in 200 components = 3.54302e-05 Jy ! Clean residual min=-0.000643 max=0.000645 Jy/beam ! Clean residual mean=-0.000001 rms=0.000181 Jy/beam ! Combined flux in latest and established models = 0.0720384 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 86 components and 0.0720384 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=0.016132Jy sigma=0.627079 ! Fit after self-cal, rms=0.016133Jy sigma=0.627075 ! 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=1.989 mas, bmaj=5.431 mas, bpa=-12.05 degrees ! Estimated noise=0.256545 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.989 x 5.431 at -12.05 degrees (North through East) ! Clean map min=-0.00057709 max=0.06512 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.422 mas, bmaj=5.606 mas, bpa=-12.57 degrees ! Estimated noise=0.45201 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0480722 Jy ! Component: 100 - total flux cleaned = 0.059681 Jy ! Component: 150 - total flux cleaned = 0.0650006 Jy ! Component: 200 - total flux cleaned = 0.0678113 Jy ! Total flux subtracted in 200 components = 0.0678113 Jy ! Clean residual min=-0.001388 max=0.001419 Jy/beam ! Clean residual mean=-0.000000 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.0678113 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 10 model components to the UV plane model. ! The established model now contains 10 components and 0.0678113 Jy ! Inverting map and beam ! Estimated beam: bmin=1.989 mas, bmaj=5.431 mas, bpa=-12.05 degrees ! Estimated noise=0.256545 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 = 0.00206936 Jy ! Component: 100 - total flux cleaned = 0.00299901 Jy ! Component: 150 - total flux cleaned = 0.00323467 Jy ! Component: 200 - total flux cleaned = 0.00335965 Jy ! Total flux subtracted in 200 components = 0.00335965 Jy ! Clean residual min=-0.000637 max=0.000608 Jy/beam ! Clean residual mean=-0.000000 rms=0.000174 Jy/beam ! Combined flux in latest and established models = 0.071171 Jy ! Adding 22 model components to the UV plane model. ! The established model now contains 24 components and 0.071171 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=4.413 mas, bmaj=5.575 mas, bpa=-7.476 degrees ! Estimated noise=0.299916 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000415367 Jy ! Component: 100 - total flux cleaned = 0.000627141 Jy ! Component: 150 - total flux cleaned = 0.000690944 Jy ! Component: 200 - total flux cleaned = 0.000718545 Jy ! Total flux subtracted in 200 components = 0.000718545 Jy ! Clean residual min=-0.000660 max=0.000697 Jy/beam ! Clean residual mean=-0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0718895 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 = 2.44391e-05 Jy ! Component: 100 - total flux cleaned = 5.14325e-05 Jy ! Component: 150 - total flux cleaned = 6.61425e-05 Jy ! Component: 200 - total flux cleaned = 7.99854e-05 Jy ! Total flux subtracted in 200 components = 7.99854e-05 Jy ! Clean residual min=-0.000654 max=0.000674 Jy/beam ! Clean residual mean=-0.000001 rms=0.000187 Jy/beam ! Combined flux in latest and established models = 0.0719695 Jy ! Adding 39 model components to the UV plane model. ! The established model now contains 61 components and 0.0719695 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.989 mas, bmaj=5.431 mas, bpa=-12.05 degrees ! Estimated noise=0.256545 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.77587e-06 Jy ! Component: 100 - total flux cleaned = -5.40077e-05 Jy ! Component: 150 - total flux cleaned = -9.22251e-05 Jy ! Component: 200 - total flux cleaned = -8.52366e-05 Jy ! Total flux subtracted in 200 components = -8.52366e-05 Jy ! Clean residual min=-0.000598 max=0.000564 Jy/beam ! Clean residual mean=-0.000000 rms=0.000154 Jy/beam ! Combined flux in latest and established models = 0.0718843 Jy selfcal ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 75 components and 0.0718843 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=0.016137Jy sigma=0.627382 ! Fit after self-cal, rms=0.016136Jy sigma=0.627364 wmodel J1858+5708_C_map.mod ! Writing 75 model components to file: J1858+5708_C_map.mod wobs J1858+5708_C_uvs.fits ! Writing UV FITS file: J1858+5708_C_uvs.fits wwins J1858+5708_C_map.win ! wwins: Wrote 2 windows to J1858+5708_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 = -6.90529e-05 Jy ! Component: 100 - total flux cleaned = -5.94255e-05 Jy ! Component: 150 - total flux cleaned = -3.14212e-05 Jy ! Component: 200 - total flux cleaned = -2.26585e-05 Jy ! Component: 250 - total flux cleaned = -1.41404e-05 Jy ! Component: 300 - total flux cleaned = 2.31465e-06 Jy ! Component: 350 - total flux cleaned = 4.97618e-05 Jy ! Component: 400 - total flux cleaned = 8.77013e-05 Jy ! Component: 450 - total flux cleaned = 9.49656e-05 Jy ! Component: 500 - total flux cleaned = 0.000109265 Jy ! Component: 550 - total flux cleaned = 0.000116395 Jy ! Component: 600 - total flux cleaned = 8.95517e-05 Jy ! Component: 650 - total flux cleaned = 9.61415e-05 Jy ! Component: 700 - total flux cleaned = 7.66846e-05 Jy ! Component: 750 - total flux cleaned = 7.03321e-05 Jy ! Component: 800 - total flux cleaned = 5.19232e-05 Jy ! Component: 850 - total flux cleaned = 4.59568e-05 Jy ! Component: 900 - total flux cleaned = 5.17317e-05 Jy ! Component: 950 - total flux cleaned = 4.58236e-05 Jy ! Component: 1000 - total flux cleaned = 3.99229e-05 Jy ! Component: 1050 - total flux cleaned = 6.78296e-06 Jy ! Component: 1100 - total flux cleaned = -3.98041e-06 Jy ! Component: 1150 - total flux cleaned = -1.45556e-05 Jy ! Component: 1200 - total flux cleaned = -1.44877e-05 Jy ! Component: 1250 - total flux cleaned = -2.97527e-05 Jy ! Component: 1300 - total flux cleaned = -2.45736e-05 Jy ! Component: 1350 - total flux cleaned = -1.47199e-05 Jy ! Component: 1400 - total flux cleaned = -1.96649e-05 Jy ! Component: 1450 - total flux cleaned = -1.48232e-05 Jy ! Component: 1500 - total flux cleaned = -1.47309e-05 Jy ! Component: 1550 - total flux cleaned = -1.00547e-05 Jy ! Component: 1600 - total flux cleaned = -5.50082e-06 Jy ! Component: 1650 - total flux cleaned = 1.24826e-05 Jy ! Component: 1700 - total flux cleaned = 3.45691e-05 Jy ! Component: 1750 - total flux cleaned = 3.45466e-05 Jy ! Component: 1800 - total flux cleaned = 4.74594e-05 Jy ! Component: 1850 - total flux cleaned = 5.16754e-05 Jy ! Component: 1900 - total flux cleaned = 5.59586e-05 Jy ! Component: 1950 - total flux cleaned = 5.60142e-05 Jy ! Component: 2000 - total flux cleaned = 5.1903e-05 Jy ! Component: 2050 - total flux cleaned = 6.4138e-05 Jy ! Component: 2100 - total flux cleaned = 5.20052e-05 Jy ! Component: 2150 - total flux cleaned = 5.20033e-05 Jy ! Component: 2200 - total flux cleaned = 5.20186e-05 Jy ! Component: 2250 - total flux cleaned = 5.20317e-05 Jy ! Component: 2300 - total flux cleaned = 5.58281e-05 Jy ! Component: 2350 - total flux cleaned = 5.58235e-05 Jy ! Component: 2400 - total flux cleaned = 5.19859e-05 Jy ! Component: 2450 - total flux cleaned = 3.69476e-05 Jy ! Component: 2500 - total flux cleaned = 2.95223e-05 Jy ! Component: 2550 - total flux cleaned = 2.21854e-05 Jy ! Component: 2600 - total flux cleaned = 1.12632e-05 Jy ! Component: 2650 - total flux cleaned = 1.48854e-05 Jy ! Component: 2700 - total flux cleaned = -1.37922e-05 Jy ! Component: 2750 - total flux cleaned = -2.08899e-05 Jy ! Component: 2800 - total flux cleaned = -4.56714e-05 Jy ! Component: 2850 - total flux cleaned = -5.97209e-05 Jy ! Component: 2900 - total flux cleaned = -8.76464e-05 Jy ! Component: 2950 - total flux cleaned = -0.000111887 Jy ! Component: 3000 - total flux cleaned = -0.00013259 Jy ! Component: 3050 - total flux cleaned = -0.000170254 Jy ! Component: 3100 - total flux cleaned = -0.00019749 Jy ! Component: 3150 - total flux cleaned = -0.000224538 Jy ! Component: 3200 - total flux cleaned = -0.000244709 Jy ! Component: 3250 - total flux cleaned = -0.000261443 Jy ! Component: 3300 - total flux cleaned = -0.000284753 Jy ! Component: 3350 - total flux cleaned = -0.000304637 Jy ! Component: 3400 - total flux cleaned = -0.000321111 Jy ! Component: 3450 - total flux cleaned = -0.000337503 Jy ! Component: 3500 - total flux cleaned = -0.000347275 Jy ! Component: 3550 - total flux cleaned = -0.000357011 Jy ! Component: 3600 - total flux cleaned = -0.000376381 Jy ! Component: 3650 - total flux cleaned = -0.000379588 Jy ! Component: 3700 - total flux cleaned = -0.000379587 Jy ! Component: 3750 - total flux cleaned = -0.000398721 Jy ! Component: 3800 - total flux cleaned = -0.000398707 Jy ! Component: 3850 - total flux cleaned = -0.000401875 Jy ! Component: 3900 - total flux cleaned = -0.000408201 Jy ! Component: 3950 - total flux cleaned = -0.000411341 Jy ! Component: 4000 - total flux cleaned = -0.000423848 Jy ! Component: 4050 - total flux cleaned = -0.000420713 Jy ! Total flux subtracted in 4096 components = -0.000430044 Jy ! Clean residual min=-0.000199 max=0.000172 Jy/beam ! Clean residual mean=-0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.0714542 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 347 components and 0.0714543 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J1858+5708_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.989 x 5.431 at -12.05 degrees (North through East) ! Clean map min=-0.00042259 max=0.064971 Jy/beam ! Writing clean map to FITS file: .//J1858+5708_C_map.fits wmodel .//J1858+5708_C_map.mod ! Writing 347 model components to file: .//J1858+5708_C_map.mod wobs .//J1858+5708_C_uvs.fits ! Writing UV FITS file: .//J1858+5708_C_uvs.fits wwins .//J1858+5708_C_map.win ! wwins: Wrote 3 windows to .//J1858+5708_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0649715 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.42649e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.250563 0.250563 0.501127 1.00225 2.00451 4.00901 8.01803 16.0361 32.0721 64.1442 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.064 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1197.3 quit ! Quitting program ! Log file .//J1858+5708_C_dfm.log closed on Sun Oct 21 00:03:39 2018