! Started logfile: .//J2257-1826_C_dfm.log on Sun Oct 21 00:22:07 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 .//J2257-1826_C_uva.fits ! Reading UV FITS file: .//J2257-1826_C_uva.fits ! AN table 1: 6 integrations on 15 of 15 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2257-1826 ! ! 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 720 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 J2257-1826_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. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 36 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.006254Jy sigma=41.140552 ! Fit after self-cal, rms=0.951183Jy sigma=38.844998 ! 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=1.456 mas, bmaj=8.473 mas, bpa=24.73 degrees ! Estimated noise=0.954595 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 = 0.0372399 Jy ! Component: 100 - total flux cleaned = 0.0456758 Jy ! Total flux subtracted in 100 components = 0.0456758 Jy ! Clean residual min=-0.003571 max=0.003373 Jy/beam ! Clean residual mean=0.000012 rms=0.000950 Jy/beam ! Combined flux in latest and established models = 0.0456758 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0456758 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=0.020718Jy sigma=0.740086 ! Fit after self-cal, rms=0.019205Jy sigma=0.711420 ! 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=1.654 mas, bmaj=8.216 mas, bpa=23.83 degrees ! Estimated noise=0.76006 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 = 0.00423215 Jy ! Component: 100 - total flux cleaned = 0.00488243 Jy ! Component: 150 - total flux cleaned = 0.00538515 Jy ! Component: 200 - total flux cleaned = 0.00571812 Jy ! Total flux subtracted in 200 components = 0.00571812 Jy ! Clean residual min=-0.002646 max=0.002690 Jy/beam ! Clean residual mean=0.000012 rms=0.000745 Jy/beam ! Combined flux in latest and established models = 0.051394 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 28 components and 0.051394 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=0.018035Jy sigma=0.660963 ! Fit after self-cal, rms=0.018024Jy sigma=0.660374 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.654 x 8.216 at 23.83 degrees (North through East) ! Clean map min=-0.0026286 max=0.049427 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.00* FD 0.00* NL 0.00* OV 0.00* ! PT 0.00* SC 0.00* ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.09 FD 1.03 NL 1.01 OV 0.89 ! PT 1.12 SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.94 NL 0.99 OV 0.96 ! PT 0.98 SC 1.04 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 NL 1.09 OV 0.93 ! PT 1.04 SC 1.06 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.95 NL 0.93 OV 0.93 ! PT 1.00 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 FD 0.93 NL 0.95 OV 0.98 ! PT 1.06 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.99 FD 1.02 NL 1.01 OV 0.91 ! PT 1.00 SC 0.99 ! ! ! Fit before self-cal, rms=0.018024Jy sigma=0.660374 ! Fit after self-cal, rms=0.017605Jy sigma=0.639426 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.664 mas, bmaj=8.187 mas, bpa=23.68 degrees ! Estimated noise=0.74778 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 = 0.000307836 Jy ! Component: 100 - total flux cleaned = 1.90656e-05 Jy ! Component: 150 - total flux cleaned = -0.000283832 Jy ! Component: 200 - total flux cleaned = -0.000513056 Jy ! Total flux subtracted in 200 components = -0.000513056 Jy ! Clean residual min=-0.002429 max=0.002168 Jy/beam ! Clean residual mean=0.000005 rms=0.000580 Jy/beam ! Combined flux in latest and established models = 0.0508809 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 43 components and 0.0508809 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=0.017444Jy sigma=0.633894 ! Fit after self-cal, rms=0.017449Jy sigma=0.633398 ! 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=0.017449Jy sigma=0.633398 ! Fit after self-cal, rms=0.017435Jy sigma=0.633094 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.666 mas, bmaj=8.204 mas, bpa=23.65 degrees ! Estimated noise=0.747254 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000242334 Jy ! Component: 100 - total flux cleaned = -0.000464925 Jy ! Component: 150 - total flux cleaned = -0.000665378 Jy ! Component: 200 - total flux cleaned = -0.000729518 Jy ! Total flux subtracted in 200 components = -0.000729518 Jy ! Clean residual min=-0.002365 max=0.001948 Jy/beam ! Clean residual mean=0.000003 rms=0.000560 Jy/beam ! Combined flux in latest and established models = 0.0501514 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 54 components and 0.0501514 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=0.017374Jy sigma=0.631492 ! Fit after self-cal, rms=0.017371Jy sigma=0.631381 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 = -8.88543e-05 Jy ! Component: 100 - total flux cleaned = -7.50209e-05 Jy ! Component: 150 - total flux cleaned = -8.5941e-05 Jy ! Component: 200 - total flux cleaned = -8.56718e-05 Jy ! Total flux subtracted in 200 components = -8.56718e-05 Jy ! Clean residual min=-0.002337 max=0.001945 Jy/beam ! Clean residual mean=0.000004 rms=0.000556 Jy/beam ! Combined flux in latest and established models = 0.0500657 Jy ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 61 components and 0.0500657 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=0.017347Jy sigma=0.630911 ! Fit after self-cal, rms=0.017344Jy sigma=0.630863 ! 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=0.017344Jy sigma=0.630863 ! Fit after self-cal, rms=0.017333Jy sigma=0.630567 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.666 mas, bmaj=8.225 mas, bpa=23.63 degrees ! Estimated noise=0.747175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000265198 Jy ! Component: 100 - total flux cleaned = -0.000456902 Jy ! Component: 150 - total flux cleaned = -0.000551456 Jy ! Component: 200 - total flux cleaned = -0.00055947 Jy ! Total flux subtracted in 200 components = -0.00055947 Jy ! Clean residual min=-0.002316 max=0.001977 Jy/beam ! Clean residual mean=0.000003 rms=0.000548 Jy/beam ! Combined flux in latest and established models = 0.0495063 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 72 components and 0.0495063 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=0.017314Jy sigma=0.630177 ! Fit after self-cal, rms=0.017313Jy sigma=0.630131 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 = -0.00011749 Jy ! Component: 100 - total flux cleaned = -0.000159341 Jy ! Component: 150 - total flux cleaned = -0.000181444 Jy ! Component: 200 - total flux cleaned = -0.000195021 Jy ! Total flux subtracted in 200 components = -0.000195021 Jy ! Clean residual min=-0.002298 max=0.001992 Jy/beam ! Clean residual mean=0.000003 rms=0.000547 Jy/beam ! Combined flux in latest and established models = 0.0493112 Jy ! Performing phase self-cal ! Adding 18 model components to the UV plane model. ! The established model now contains 81 components and 0.0493112 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=0.017304Jy sigma=0.629951 ! Fit after self-cal, rms=0.017304Jy sigma=0.629924 ! 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=0.017304Jy sigma=0.629924 ! Fit after self-cal, rms=0.017287Jy sigma=0.629760 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.566 mas, bmaj=8.497 mas, bpa=14.17 degrees ! Estimated noise=0.93206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.94852e-05 Jy ! Component: 100 - total flux cleaned = -0.000212746 Jy ! Component: 150 - total flux cleaned = -0.000301249 Jy ! Component: 200 - total flux cleaned = -0.000371591 Jy ! Total flux subtracted in 200 components = -0.000371591 Jy ! Clean residual min=-0.002960 max=0.002454 Jy/beam ! Clean residual mean=0.000005 rms=0.000797 Jy/beam ! Combined flux in latest and established models = 0.0489396 Jy selfcal ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 92 components and 0.0489396 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=0.017272Jy sigma=0.630067 ! Fit after self-cal, rms=0.017272Jy sigma=0.629996 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 = -8.53999e-05 Jy ! Component: 100 - total flux cleaned = -0.000104732 Jy ! Component: 150 - total flux cleaned = -0.000128783 Jy ! Component: 200 - total flux cleaned = -0.00014627 Jy ! Total flux subtracted in 200 components = -0.00014627 Jy ! Clean residual min=-0.002980 max=0.002466 Jy/beam ! Clean residual mean=0.000006 rms=0.000801 Jy/beam ! Combined flux in latest and established models = 0.0487934 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 103 components and 0.0487934 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=0.017270Jy sigma=0.630155 ! Fit after self-cal, rms=0.017271Jy sigma=0.630141 ! 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=1.666 mas, bmaj=8.245 mas, bpa=23.61 degrees ! Estimated noise=0.746784 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.666 x 8.245 at 23.61 degrees (North through East) ! Clean map min=-0.0021691 max=0.048622 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=1.464 mas, bmaj=8.444 mas, bpa=24.49 degrees ! Estimated noise=0.947888 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0373219 Jy ! Component: 100 - total flux cleaned = 0.0456652 Jy ! Component: 150 - total flux cleaned = 0.0468211 Jy ! Component: 200 - total flux cleaned = 0.0473033 Jy ! Total flux subtracted in 200 components = 0.0473033 Jy ! Clean residual min=-0.002520 max=0.002297 Jy/beam ! Clean residual mean=0.000006 rms=0.000672 Jy/beam ! Combined flux in latest and established models = 0.0473033 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 22 model components to the UV plane model. ! The established model now contains 22 components and 0.0473033 Jy ! Inverting map and beam ! Estimated beam: bmin=1.666 mas, bmaj=8.245 mas, bpa=23.61 degrees ! Estimated noise=0.746784 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 = 0.00162902 Jy ! Component: 100 - total flux cleaned = 0.00183346 Jy ! Component: 150 - total flux cleaned = 0.0018829 Jy ! Component: 200 - total flux cleaned = 0.00170613 Jy ! Total flux subtracted in 200 components = 0.00170613 Jy ! Clean residual min=-0.002472 max=0.002222 Jy/beam ! Clean residual mean=0.000006 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.0490094 Jy ! Adding 24 model components to the UV plane model. ! The established model now contains 38 components and 0.0490094 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=3.566 mas, bmaj=8.497 mas, bpa=14.17 degrees ! Estimated noise=0.93206 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000380271 Jy ! Component: 100 - total flux cleaned = 0.000422245 Jy ! Component: 150 - total flux cleaned = 0.000453356 Jy ! Component: 200 - total flux cleaned = 0.000478032 Jy ! Total flux subtracted in 200 components = 0.000478032 Jy ! Clean residual min=-0.002975 max=0.002565 Jy/beam ! Clean residual mean=0.000008 rms=0.000843 Jy/beam ! Combined flux in latest and established models = 0.0494874 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 = -4.03239e-05 Jy ! Component: 100 - total flux cleaned = -0.000184577 Jy ! Component: 150 - total flux cleaned = -0.000294801 Jy ! Component: 200 - total flux cleaned = -0.000409103 Jy ! Total flux subtracted in 200 components = -0.000409103 Jy ! Clean residual min=-0.002950 max=0.002484 Jy/beam ! Clean residual mean=0.000007 rms=0.000818 Jy/beam ! Combined flux in latest and established models = 0.0490783 Jy ! Adding 50 model components to the UV plane model. ! The established model now contains 83 components and 0.0490783 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.666 mas, bmaj=8.245 mas, bpa=23.61 degrees ! Estimated noise=0.746784 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00046629 Jy ! Component: 100 - total flux cleaned = -0.000604729 Jy ! Component: 150 - total flux cleaned = -0.000703592 Jy ! Component: 200 - total flux cleaned = -0.000689586 Jy ! Total flux subtracted in 200 components = -0.000689586 Jy ! Clean residual min=-0.002344 max=0.001999 Jy/beam ! Clean residual mean=0.000004 rms=0.000558 Jy/beam ! Combined flux in latest and established models = 0.0483887 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 101 components and 0.0483887 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=0.017312Jy sigma=0.631597 ! Fit after self-cal, rms=0.017314Jy sigma=0.631323 wmodel J2257-1826_C_map.mod ! Writing 101 model components to file: J2257-1826_C_map.mod wobs J2257-1826_C_uvs.fits ! Writing UV FITS file: J2257-1826_C_uvs.fits wwins J2257-1826_C_map.win ! wwins: Wrote 1 windows to J2257-1826_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 = -0.000781534 Jy ! Component: 100 - total flux cleaned = -0.000912805 Jy ! Component: 150 - total flux cleaned = -0.00103194 Jy ! Component: 200 - total flux cleaned = -0.00116134 Jy ! Component: 250 - total flux cleaned = -0.00115985 Jy ! Component: 300 - total flux cleaned = -0.00116046 Jy ! Component: 350 - total flux cleaned = -0.00112111 Jy ! Component: 400 - total flux cleaned = -0.00101273 Jy ! Component: 450 - total flux cleaned = -0.000860223 Jy ! Component: 500 - total flux cleaned = -0.000733003 Jy ! Component: 550 - total flux cleaned = -0.000567671 Jy ! Component: 600 - total flux cleaned = -0.000367713 Jy ! Component: 650 - total flux cleaned = -0.000230507 Jy ! Component: 700 - total flux cleaned = -0.000138644 Jy ! Component: 750 - total flux cleaned = -0.000126157 Jy ! Component: 800 - total flux cleaned = -0.000138479 Jy ! Component: 850 - total flux cleaned = -0.000150318 Jy ! Component: 900 - total flux cleaned = -0.000161778 Jy ! Component: 950 - total flux cleaned = -0.000183957 Jy ! Component: 1000 - total flux cleaned = -0.00019486 Jy ! Component: 1050 - total flux cleaned = -0.000205465 Jy ! Component: 1100 - total flux cleaned = -0.000205802 Jy ! Component: 1150 - total flux cleaned = -0.000215806 Jy ! Component: 1200 - total flux cleaned = -0.000225573 Jy ! Component: 1250 - total flux cleaned = -0.000253881 Jy ! Component: 1300 - total flux cleaned = -0.000253781 Jy ! Component: 1350 - total flux cleaned = -0.000253733 Jy ! Component: 1400 - total flux cleaned = -0.000235808 Jy ! Component: 1450 - total flux cleaned = -0.000244635 Jy ! Component: 1500 - total flux cleaned = -0.000235911 Jy ! Component: 1550 - total flux cleaned = -0.000235978 Jy ! Component: 1600 - total flux cleaned = -0.000244532 Jy ! Component: 1650 - total flux cleaned = -0.000236185 Jy ! Component: 1700 - total flux cleaned = -0.000252959 Jy ! Component: 1750 - total flux cleaned = -0.000252936 Jy ! Component: 1800 - total flux cleaned = -0.000252959 Jy ! Component: 1850 - total flux cleaned = -0.000236511 Jy ! Component: 1900 - total flux cleaned = -0.000236611 Jy ! Component: 1950 - total flux cleaned = -0.000236673 Jy ! Component: 2000 - total flux cleaned = -0.000236702 Jy ! Component: 2050 - total flux cleaned = -0.00022865 Jy ! Component: 2100 - total flux cleaned = -0.000236707 Jy ! Component: 2150 - total flux cleaned = -0.000228678 Jy ! Component: 2200 - total flux cleaned = -0.000212661 Jy ! Component: 2250 - total flux cleaned = -0.000220621 Jy ! Component: 2300 - total flux cleaned = -0.000220637 Jy ! Component: 2350 - total flux cleaned = -0.000212654 Jy ! Component: 2400 - total flux cleaned = -0.000204757 Jy ! Component: 2450 - total flux cleaned = -0.000196805 Jy ! Component: 2500 - total flux cleaned = -0.000204715 Jy ! Component: 2550 - total flux cleaned = -0.000204768 Jy ! Component: 2600 - total flux cleaned = -0.000204756 Jy ! Component: 2650 - total flux cleaned = -0.00020472 Jy ! Component: 2700 - total flux cleaned = -0.00020472 Jy ! Component: 2750 - total flux cleaned = -0.000204687 Jy ! Component: 2800 - total flux cleaned = -0.000204734 Jy ! Component: 2850 - total flux cleaned = -0.000212671 Jy ! Component: 2900 - total flux cleaned = -0.000220728 Jy ! Component: 2950 - total flux cleaned = -0.000220728 Jy ! Component: 3000 - total flux cleaned = -0.000220719 Jy ! Component: 3050 - total flux cleaned = -0.000228719 Jy ! Component: 3100 - total flux cleaned = -0.000228742 Jy ! Component: 3150 - total flux cleaned = -0.000228724 Jy ! Component: 3200 - total flux cleaned = -0.00022871 Jy ! Component: 3250 - total flux cleaned = -0.000228738 Jy ! Component: 3300 - total flux cleaned = -0.000220464 Jy ! Component: 3350 - total flux cleaned = -0.000220488 Jy ! Component: 3400 - total flux cleaned = -0.000203687 Jy ! Component: 3450 - total flux cleaned = -0.000195327 Jy ! Component: 3500 - total flux cleaned = -0.000195367 Jy ! Component: 3550 - total flux cleaned = -0.000178329 Jy ! Component: 3600 - total flux cleaned = -0.000169772 Jy ! Component: 3650 - total flux cleaned = -0.000143889 Jy ! Component: 3700 - total flux cleaned = -0.000143855 Jy ! Component: 3750 - total flux cleaned = -0.000126347 Jy ! Component: 3800 - total flux cleaned = -0.000108711 Jy ! Component: 3850 - total flux cleaned = -7.30283e-05 Jy ! Component: 3900 - total flux cleaned = -6.41043e-05 Jy ! Component: 3950 - total flux cleaned = -3.69186e-05 Jy ! Component: 4000 - total flux cleaned = -9.65177e-06 Jy ! Component: 4050 - total flux cleaned = -5.13971e-07 Jy ! Total flux subtracted in 4096 components = 4.60003e-05 Jy ! Clean residual min=-0.000507 max=0.000505 Jy/beam ! Clean residual mean=-0.000000 rms=0.000152 Jy/beam ! Combined flux in latest and established models = 0.0484347 Jy keep ! Adding 237 model components to the UV plane model. ! The established model now contains 338 components and 0.0484347 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2257-1826_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.666 x 8.245 at 23.61 degrees (North through East) ! Clean map min=-0.0016455 max=0.048732 Jy/beam ! Writing clean map to FITS file: .//J2257-1826_C_map.fits wmodel .//J2257-1826_C_map.mod ! Writing 338 model components to file: .//J2257-1826_C_map.mod wobs .//J2257-1826_C_uvs.fits ! Writing UV FITS file: .//J2257-1826_C_uvs.fits wwins .//J2257-1826_C_map.win ! wwins: Wrote 2 windows to .//J2257-1826_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0487319 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000164865 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.01493 1.01493 2.02987 4.05973 8.11946 16.2389 32.4779 64.9557 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.048 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 295.586 quit ! Quitting program ! Log file .//J2257-1826_C_dfm.log closed on Sun Oct 21 00:22:10 2018