! Started logfile: .//J2257+4310_X_dfm.log on Mon Jan 20 19:23:44 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 .//J2257+4310_X_uva.fits ! Reading UV FITS file: .//J2257+4310_X_uva.fits ! AN table 1: 16 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2257+4310 ! ! 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 85 lines of history. ! ! Reading 4608 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 J2257+4310_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=1.000789Jy sigma=18.481497 ! Fit after self-cal, rms=0.940447Jy sigma=17.342198 ! 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=0.7701 mas, bmaj=2.64 mas, bpa=-39.64 degrees ! Estimated noise=1.2551 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 = 0.0438759 Jy ! Component: 100 - total flux cleaned = 0.056207 Jy ! Total flux subtracted in 100 components = 0.056207 Jy ! Clean residual min=-0.004453 max=0.006666 Jy/beam ! Clean residual mean=-0.000004 rms=0.001274 Jy/beam ! Combined flux in latest and established models = 0.056207 Jy ! Performing phase self-cal ! Adding 5 model components to the UV plane model. ! The established model now contains 5 components and 0.056207 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=0.041411Jy sigma=0.714597 ! Fit after self-cal, rms=0.041283Jy sigma=0.712518 ! 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=1.012 mas, bmaj=2.591 mas, bpa=-40.09 degrees ! Estimated noise=0.574586 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 = 0.00900148 Jy ! Component: 100 - total flux cleaned = 0.0133034 Jy ! Component: 150 - total flux cleaned = 0.0154954 Jy ! Component: 200 - total flux cleaned = 0.0165637 Jy ! Total flux subtracted in 200 components = 0.0165637 Jy ! Clean residual min=-0.003052 max=0.002731 Jy/beam ! Clean residual mean=-0.000001 rms=0.000721 Jy/beam ! Combined flux in latest and established models = 0.0727708 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 38 components and 0.0727708 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=0.039540Jy sigma=0.672706 ! Fit after self-cal, rms=0.039549Jy sigma=0.672437 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.012 x 2.591 at -40.09 degrees (North through East) ! Clean map min=-0.0029507 max=0.060364 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.05 HN 1.16 KP 0.96 ! MK 0.98 NL 0.91 OV 1.02 PT 0.92 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.07 HN 0.99 KP 1.01 ! MK 0.99 NL 0.85 OV 1.03 PT 0.90 ! SC 1.04 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.03 HN 1.07 KP 0.99 ! MK 1.13 NL 0.82 OV 1.14 PT 0.85 ! SC 1.08 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 1.08 HN 1.04 KP 1.00 ! MK 0.98 NL 0.91 OV 1.02 PT 0.91 ! SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.09 HN 1.07 KP 0.91 ! MK 0.96 NL 0.97 OV 1.09 PT 0.89 ! SC 1.08 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.00 HN 1.07 KP 1.01 ! MK 0.92 NL 0.97 OV 1.09 PT 0.93 ! SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.04 HN 1.08 KP 1.03 ! MK 0.96 NL 0.88 OV 1.03 PT 0.85 ! SC 1.07 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.09 HN 1.03 KP 0.98 ! MK 1.06 NL 0.94 OV 1.07 PT 0.81 ! SC 1.10 ! ! ! Fit before self-cal, rms=0.039549Jy sigma=0.672437 ! Fit after self-cal, rms=0.039524Jy sigma=0.660729 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.022 mas, bmaj=2.616 mas, bpa=-40.2 degrees ! Estimated noise=0.56766 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 = 0.000158691 Jy ! Component: 100 - total flux cleaned = 0.000442083 Jy ! Component: 150 - total flux cleaned = 0.000554222 Jy ! Component: 200 - total flux cleaned = 0.000596346 Jy ! Total flux subtracted in 200 components = 0.000596346 Jy ! Clean residual min=-0.001617 max=0.002032 Jy/beam ! Clean residual mean=-0.000001 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0733671 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 48 components and 0.0733671 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=0.039504Jy sigma=0.660391 ! Fit after self-cal, rms=0.039552Jy sigma=0.660132 ! 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=0.039552Jy sigma=0.660132 ! Fit after self-cal, rms=0.039671Jy sigma=0.660061 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.023 mas, bmaj=2.617 mas, bpa=-40.28 degrees ! Estimated noise=0.568423 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000233396 Jy ! Component: 100 - total flux cleaned = 0.00029115 Jy ! Component: 150 - total flux cleaned = 0.000329638 Jy ! Component: 200 - total flux cleaned = 0.000364631 Jy ! Total flux subtracted in 200 components = 0.000364631 Jy ! Clean residual min=-0.001590 max=0.002013 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0737317 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 52 components and 0.0737317 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=0.039661Jy sigma=0.659886 ! Fit after self-cal, rms=0.039663Jy sigma=0.659880 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-36.6, -30.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00109564 Jy ! Component: 100 - total flux cleaned = 0.00102431 Jy ! Component: 150 - total flux cleaned = 0.000907189 Jy ! Component: 200 - total flux cleaned = 0.000788016 Jy ! Total flux subtracted in 200 components = 0.000788016 Jy ! Clean residual min=-0.001466 max=0.001516 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0745198 Jy ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 70 components and 0.0745198 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=0.039566Jy sigma=0.658406 ! Fit after self-cal, rms=0.039564Jy sigma=0.658272 ! 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=0.039564Jy sigma=0.658272 ! Fit after self-cal, rms=0.039520Jy sigma=0.658194 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.024 mas, bmaj=2.616 mas, bpa=-40.26 degrees ! Estimated noise=0.567617 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00011618 Jy ! Component: 100 - total flux cleaned = 6.9645e-05 Jy ! Component: 150 - total flux cleaned = 7.02792e-05 Jy ! Component: 200 - total flux cleaned = 6.97226e-05 Jy ! Total flux subtracted in 200 components = 6.97226e-05 Jy ! Clean residual min=-0.001365 max=0.001458 Jy/beam ! Clean residual mean=-0.000001 rms=0.000353 Jy/beam ! Combined flux in latest and established models = 0.0745895 Jy selfcal ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 84 components and 0.0745895 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=0.039495Jy sigma=0.657824 ! Fit after self-cal, rms=0.039497Jy sigma=0.657806 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 = 2.12079e-05 Jy ! Component: 100 - total flux cleaned = 5.71351e-06 Jy ! Component: 150 - total flux cleaned = -3.87731e-05 Jy ! Component: 200 - total flux cleaned = -6.64838e-05 Jy ! Total flux subtracted in 200 components = -6.64838e-05 Jy ! Clean residual min=-0.001348 max=0.001418 Jy/beam ! Clean residual mean=-0.000001 rms=0.000348 Jy/beam ! Combined flux in latest and established models = 0.074523 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 94 components and 0.074523 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=0.039484Jy sigma=0.657626 ! Fit after self-cal, rms=0.039484Jy sigma=0.657621 ! 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=0.039484Jy sigma=0.657621 ! Fit after self-cal, rms=0.039484Jy sigma=0.657587 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.058 mas, bmaj=2.762 mas, bpa=-45 degrees ! Estimated noise=0.643066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000143197 Jy ! Component: 100 - total flux cleaned = 0.000119069 Jy ! Component: 150 - total flux cleaned = 0.000107784 Jy ! Component: 200 - total flux cleaned = 8.83998e-05 Jy ! Total flux subtracted in 200 components = 8.83998e-05 Jy ! Clean residual min=-0.001206 max=0.001249 Jy/beam ! Clean residual mean=-0.000001 rms=0.000324 Jy/beam ! Combined flux in latest and established models = 0.0746114 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 115 components and 0.0746114 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=0.039481Jy sigma=0.657523 ! Fit after self-cal, rms=0.039481Jy sigma=0.657517 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 = 1.22989e-05 Jy ! Component: 100 - total flux cleaned = -1.43625e-05 Jy ! Component: 150 - total flux cleaned = -3.89618e-05 Jy ! Component: 200 - total flux cleaned = -5.42344e-05 Jy ! Total flux subtracted in 200 components = -5.42344e-05 Jy ! Clean residual min=-0.001201 max=0.001228 Jy/beam ! Clean residual mean=-0.000001 rms=0.000320 Jy/beam ! Combined flux in latest and established models = 0.0745571 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 124 components and 0.0745571 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=0.039480Jy sigma=0.657482 ! Fit after self-cal, rms=0.039480Jy sigma=0.657481 ! 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=1.025 mas, bmaj=2.615 mas, bpa=-40.25 degrees ! Estimated noise=0.56764 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.025 x 2.615 at -40.25 degrees (North through East) ! Clean map min=-0.0012757 max=0.05949 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=0.7807 mas, bmaj=2.665 mas, bpa=-39.87 degrees ! Estimated noise=1.25441 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0436828 Jy ! Component: 100 - total flux cleaned = 0.0561787 Jy ! Component: 150 - total flux cleaned = 0.06234 Jy ! Component: 200 - total flux cleaned = 0.0661014 Jy ! Total flux subtracted in 200 components = 0.0661014 Jy ! Clean residual min=-0.003495 max=0.003800 Jy/beam ! Clean residual mean=-0.000003 rms=0.000963 Jy/beam ! Combined flux in latest and established models = 0.0661014 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0661014 Jy ! Inverting map and beam ! Estimated beam: bmin=1.025 mas, bmaj=2.615 mas, bpa=-40.25 degrees ! Estimated noise=0.56764 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 = 0.0041609 Jy ! Component: 100 - total flux cleaned = 0.00601491 Jy ! Component: 150 - total flux cleaned = 0.00634732 Jy ! Component: 200 - total flux cleaned = 0.00666658 Jy ! Total flux subtracted in 200 components = 0.00666658 Jy ! Clean residual min=-0.001571 max=0.001560 Jy/beam ! Clean residual mean=-0.000001 rms=0.000402 Jy/beam ! Combined flux in latest and established models = 0.072768 Jy ! Adding 35 model components to the UV plane model. ! The established model now contains 46 components and 0.072768 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=2.058 mas, bmaj=2.762 mas, bpa=-45 degrees ! Estimated noise=0.643066 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000654744 Jy ! Component: 100 - total flux cleaned = 0.000853985 Jy ! Component: 150 - total flux cleaned = 0.00107518 Jy ! Component: 200 - total flux cleaned = 0.00123906 Jy ! Total flux subtracted in 200 components = 0.00123906 Jy ! Clean residual min=-0.001372 max=0.001310 Jy/beam ! Clean residual mean=-0.000002 rms=0.000357 Jy/beam ! Combined flux in latest and established models = 0.0740071 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 = 0.000182381 Jy ! Component: 100 - total flux cleaned = 0.000321566 Jy ! Component: 150 - total flux cleaned = 0.000427734 Jy ! Component: 200 - total flux cleaned = 0.000520746 Jy ! Total flux subtracted in 200 components = 0.000520746 Jy ! Clean residual min=-0.001261 max=0.001221 Jy/beam ! Clean residual mean=-0.000001 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.0745278 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 96 components and 0.0745278 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.025 mas, bmaj=2.615 mas, bpa=-40.25 degrees ! Estimated noise=0.56764 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -7.40739e-05 Jy ! Component: 100 - total flux cleaned = 4.59086e-05 Jy ! Component: 150 - total flux cleaned = 0.000131453 Jy ! Component: 200 - total flux cleaned = 0.000112306 Jy ! Total flux subtracted in 200 components = 0.000112306 Jy ! Clean residual min=-0.001376 max=0.001476 Jy/beam ! Clean residual mean=-0.000001 rms=0.000355 Jy/beam ! Combined flux in latest and established models = 0.0746401 Jy selfcal ! Performing phase self-cal ! Adding 20 model components to the UV plane model. ! The established model now contains 112 components and 0.0746401 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=0.039518Jy sigma=0.657969 ! Fit after self-cal, rms=0.039512Jy sigma=0.657897 wmodel J2257+4310_X_map.mod ! Writing 112 model components to file: J2257+4310_X_map.mod wobs J2257+4310_X_uvs.fits ! Writing UV FITS file: J2257+4310_X_uvs.fits wwins J2257+4310_X_map.win ! wwins: Wrote 2 windows to J2257+4310_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 = 0.000218016 Jy ! Component: 100 - total flux cleaned = 0.000441081 Jy ! Component: 150 - total flux cleaned = 0.000534243 Jy ! Component: 200 - total flux cleaned = 0.000579117 Jy ! Component: 250 - total flux cleaned = 0.000663997 Jy ! Component: 300 - total flux cleaned = 0.000765525 Jy ! Component: 350 - total flux cleaned = 0.000765327 Jy ! Component: 400 - total flux cleaned = 0.000804187 Jy ! Component: 450 - total flux cleaned = 0.00087871 Jy ! Component: 500 - total flux cleaned = 0.000950093 Jy ! Component: 550 - total flux cleaned = 0.000984707 Jy ! Component: 600 - total flux cleaned = 0.00100123 Jy ! Component: 650 - total flux cleaned = 0.00101768 Jy ! Component: 700 - total flux cleaned = 0.00101757 Jy ! Component: 750 - total flux cleaned = 0.00103315 Jy ! Component: 800 - total flux cleaned = 0.00106352 Jy ! Component: 850 - total flux cleaned = 0.00104828 Jy ! Component: 900 - total flux cleaned = 0.00100453 Jy ! Component: 950 - total flux cleaned = 0.00103348 Jy ! Component: 1000 - total flux cleaned = 0.0010054 Jy ! Component: 1050 - total flux cleaned = 0.000991799 Jy ! Component: 1100 - total flux cleaned = 0.000964744 Jy ! Component: 1150 - total flux cleaned = 0.00100463 Jy ! Component: 1200 - total flux cleaned = 0.000978369 Jy ! Component: 1250 - total flux cleaned = 0.000965617 Jy ! Component: 1300 - total flux cleaned = 0.000990882 Jy ! Component: 1350 - total flux cleaned = 0.00101552 Jy ! Component: 1400 - total flux cleaned = 0.0010031 Jy ! Component: 1450 - total flux cleaned = 0.00105164 Jy ! Component: 1500 - total flux cleaned = 0.00108747 Jy ! Component: 1550 - total flux cleaned = 0.00111094 Jy ! Component: 1600 - total flux cleaned = 0.0011574 Jy ! Component: 1650 - total flux cleaned = 0.00120348 Jy ! Component: 1700 - total flux cleaned = 0.00120366 Jy ! Component: 1750 - total flux cleaned = 0.00127126 Jy ! Component: 1800 - total flux cleaned = 0.00134883 Jy ! Component: 1850 - total flux cleaned = 0.00139254 Jy ! Component: 1900 - total flux cleaned = 0.00146832 Jy ! Component: 1950 - total flux cleaned = 0.00153256 Jy ! Component: 2000 - total flux cleaned = 0.00155372 Jy ! Component: 2050 - total flux cleaned = 0.00162716 Jy ! Component: 2100 - total flux cleaned = 0.0016272 Jy ! Component: 2150 - total flux cleaned = 0.00167853 Jy ! Component: 2200 - total flux cleaned = 0.00171914 Jy ! Component: 2250 - total flux cleaned = 0.0017595 Jy ! Component: 2300 - total flux cleaned = 0.00179933 Jy ! Component: 2350 - total flux cleaned = 0.00183895 Jy ! Component: 2400 - total flux cleaned = 0.00186832 Jy ! Component: 2450 - total flux cleaned = 0.00189738 Jy ! Component: 2500 - total flux cleaned = 0.00192637 Jy ! Component: 2550 - total flux cleaned = 0.00196449 Jy ! Component: 2600 - total flux cleaned = 0.00195499 Jy ! Component: 2650 - total flux cleaned = 0.00198315 Jy ! Component: 2700 - total flux cleaned = 0.00203909 Jy ! Component: 2750 - total flux cleaned = 0.0020298 Jy ! Component: 2800 - total flux cleaned = 0.00204823 Jy ! Component: 2850 - total flux cleaned = 0.0020665 Jy ! Component: 2900 - total flux cleaned = 0.00209363 Jy ! Component: 2950 - total flux cleaned = 0.00212955 Jy ! Component: 3000 - total flux cleaned = 0.0021384 Jy ! Component: 3050 - total flux cleaned = 0.00217387 Jy ! Component: 3100 - total flux cleaned = 0.0022179 Jy ! Component: 3150 - total flux cleaned = 0.00220914 Jy ! Component: 3200 - total flux cleaned = 0.00222661 Jy ! Component: 3250 - total flux cleaned = 0.00226117 Jy ! Component: 3300 - total flux cleaned = 0.00226983 Jy ! Component: 3350 - total flux cleaned = 0.00230404 Jy ! Component: 3400 - total flux cleaned = 0.00234655 Jy ! Component: 3450 - total flux cleaned = 0.00235504 Jy ! Component: 3500 - total flux cleaned = 0.00241392 Jy ! Component: 3550 - total flux cleaned = 0.00243896 Jy ! Component: 3600 - total flux cleaned = 0.00244732 Jy ! Component: 3650 - total flux cleaned = 0.00250539 Jy ! Component: 3700 - total flux cleaned = 0.00253008 Jy ! Component: 3750 - total flux cleaned = 0.00254651 Jy ! Component: 3800 - total flux cleaned = 0.00256283 Jy ! Component: 3850 - total flux cleaned = 0.00257092 Jy ! Component: 3900 - total flux cleaned = 0.00258716 Jy ! Component: 3950 - total flux cleaned = 0.00261139 Jy ! Component: 4000 - total flux cleaned = 0.00261947 Jy ! Component: 4050 - total flux cleaned = 0.00262747 Jy ! Total flux subtracted in 4096 components = 0.00264342 Jy ! Clean residual min=-0.000467 max=0.000486 Jy/beam ! Clean residual mean=-0.000001 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0772835 Jy keep ! Adding 247 model components to the UV plane model. ! The established model now contains 359 components and 0.0772835 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J2257+4310_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.025 x 2.615 at -40.25 degrees (North through East) ! Clean map min=-0.00097567 max=0.059362 Jy/beam ! Writing clean map to FITS file: .//J2257+4310_X_map.fits wmodel .//J2257+4310_X_map.mod ! Writing 359 model components to file: .//J2257+4310_X_map.mod wobs .//J2257+4310_X_uvs.fits ! Writing UV FITS file: .//J2257+4310_X_uvs.fits wwins .//J2257+4310_X_map.win ! wwins: Wrote 3 windows to .//J2257+4310_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0593624 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000127606 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.644886 0.644886 1.28977 2.57954 5.15909 10.3182 20.6363 41.2727 82.5454 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.059 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 465.198 quit ! Quitting program ! Log file .//J2257+4310_X_dfm.log closed on Mon Jan 20 19:23:48 2020