! Started logfile: .//J0501+0522_X_dfm.log on Mon Jan 20 17:29:14 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 .//J0501+0522_X_uva.fits ! Reading UV FITS file: .//J0501+0522_X_uva.fits ! AN table 1: 17 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.952614 visibilities/baseline/integration-bin. ! Found source: J0501+0522 ! ! 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 4664 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 J0501+0522_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. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 4 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.004215Jy sigma=20.419282 ! Fit after self-cal, rms=0.930985Jy sigma=18.932199 ! 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=0.7974 mas, bmaj=1.919 mas, bpa=3.865 degrees ! Estimated noise=0.752567 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 = 0.0498754 Jy ! Component: 100 - total flux cleaned = 0.0648861 Jy ! Total flux subtracted in 100 components = 0.0648861 Jy ! Clean residual min=-0.003658 max=0.006980 Jy/beam ! Clean residual mean=-0.000008 rms=0.001170 Jy/beam ! Combined flux in latest and established models = 0.0648861 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0648861 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=0.037546Jy sigma=0.747714 ! Fit after self-cal, rms=0.037508Jy sigma=0.747057 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00789098 Jy ! Component: 100 - total flux cleaned = 0.0123308 Jy ! Total flux subtracted in 100 components = 0.0123308 Jy ! Clean residual min=-0.002819 max=0.004003 Jy/beam ! Clean residual mean=-0.000005 rms=0.000788 Jy/beam ! Combined flux in latest and established models = 0.0772169 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 16 components and 0.0772169 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=0.035246Jy sigma=0.698986 ! Fit after self-cal, rms=0.035236Jy sigma=0.698752 ! 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=0.9354 mas, bmaj=2.132 mas, bpa=1.951 degrees ! Estimated noise=0.513352 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 = 0.00433092 Jy ! Component: 100 - total flux cleaned = 0.00688488 Jy ! Component: 150 - total flux cleaned = 0.00856658 Jy ! Component: 200 - total flux cleaned = 0.00970047 Jy ! Total flux subtracted in 200 components = 0.00970047 Jy ! Clean residual min=-0.002700 max=0.003619 Jy/beam ! Clean residual mean=-0.000005 rms=0.000714 Jy/beam ! Combined flux in latest and established models = 0.0869174 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 40 components and 0.0869174 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=0.034660Jy sigma=0.686935 ! Fit after self-cal, rms=0.034654Jy sigma=0.686818 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9354 x 2.132 at 1.951 degrees (North through East) ! Clean map min=-0.0025283 max=0.067714 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.12 HN 1.21 KP 0.99 LA 0.93 ! MK 1.03 NL 0.89 OV 1.03 PT 0.93 ! SC 0.98 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.06 HN 1.15 KP 1.03 LA 0.97 ! MK 1.01 NL 0.83 OV 1.09 PT 0.93 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 HN 1.17 KP 0.97 LA 1.03 ! MK 1.00 NL 0.89 OV 1.10 PT 0.94 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.16 KP 1.07 LA 0.90 ! MK 1.06 NL 0.92 OV 1.13 PT 0.91 ! SC 1.03 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 HN 1.02 KP 1.00 LA 0.98 ! MK 0.98 NL 0.90 OV 1.12 PT 0.93 ! SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 HN 1.16 KP 0.97 LA 0.96 ! MK 0.90 NL 0.89 OV 1.08 PT 0.96 ! SC 0.99 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 HN 1.07 KP 0.99 LA 0.96 ! MK 1.06 NL 0.93 OV 1.07 PT 0.91 ! SC 0.99 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 HN 1.05 KP 1.03 LA 1.03 ! MK 1.02 NL 0.94 OV 1.11 PT 0.91 ! SC 0.95 ! ! ! Fit before self-cal, rms=0.034654Jy sigma=0.686818 ! Fit after self-cal, rms=0.034362Jy sigma=0.671271 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9422 mas, bmaj=2.14 mas, bpa=2.248 degrees ! Estimated noise=0.512838 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 = -0.000537001 Jy ! Component: 100 - total flux cleaned = -0.000539607 Jy ! Component: 150 - total flux cleaned = -0.000528446 Jy ! Component: 200 - total flux cleaned = -0.000528804 Jy ! Total flux subtracted in 200 components = -0.000528804 Jy ! Clean residual min=-0.001659 max=0.001665 Jy/beam ! Clean residual mean=-0.000001 rms=0.000420 Jy/beam ! Combined flux in latest and established models = 0.0863886 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 45 components and 0.0863886 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=0.034351Jy sigma=0.671053 ! Fit after self-cal, rms=0.034379Jy sigma=0.670834 ! 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=0.034379Jy sigma=0.670834 ! Fit after self-cal, rms=0.034378Jy sigma=0.670807 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9434 mas, bmaj=2.143 mas, bpa=2.232 degrees ! Estimated noise=0.512482 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000366822 Jy ! Component: 100 - total flux cleaned = -0.000396288 Jy ! Component: 150 - total flux cleaned = -0.000396125 Jy ! Component: 200 - total flux cleaned = -0.000404 Jy ! Total flux subtracted in 200 components = -0.000404 Jy ! Clean residual min=-0.001668 max=0.001646 Jy/beam ! Clean residual mean=-0.000001 rms=0.000416 Jy/beam ! Combined flux in latest and established models = 0.0859846 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 50 components and 0.0859846 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=0.034373Jy sigma=0.670683 ! Fit after self-cal, rms=0.034373Jy sigma=0.670671 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 = -5.13971e-05 Jy ! Component: 100 - total flux cleaned = -2.63547e-05 Jy ! Component: 150 - total flux cleaned = -1.08738e-05 Jy ! Component: 200 - total flux cleaned = -1.09243e-05 Jy ! Total flux subtracted in 200 components = -1.09243e-05 Jy ! Clean residual min=-0.001677 max=0.001647 Jy/beam ! Clean residual mean=-0.000001 rms=0.000414 Jy/beam ! Combined flux in latest and established models = 0.0859737 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 51 components and 0.0859737 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=0.034369Jy sigma=0.670598 ! Fit after self-cal, rms=0.034369Jy sigma=0.670590 ! 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=0.034369Jy sigma=0.670590 ! Fit after self-cal, rms=0.034361Jy sigma=0.670573 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9445 mas, bmaj=2.146 mas, bpa=2.24 degrees ! Estimated noise=0.512233 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000255999 Jy ! Component: 100 - total flux cleaned = -0.000304716 Jy ! Component: 150 - total flux cleaned = -0.000311654 Jy ! Component: 200 - total flux cleaned = -0.00031191 Jy ! Total flux subtracted in 200 components = -0.00031191 Jy ! Clean residual min=-0.001673 max=0.001634 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.0856617 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 55 components and 0.0856617 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=0.034357Jy sigma=0.670491 ! Fit after self-cal, rms=0.034357Jy sigma=0.670484 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 = -4.92689e-05 Jy ! Component: 100 - total flux cleaned = -2.81188e-05 Jy ! Component: 150 - total flux cleaned = -2.13507e-05 Jy ! Component: 200 - total flux cleaned = -2.14211e-05 Jy ! Total flux subtracted in 200 components = -2.14211e-05 Jy ! Clean residual min=-0.001672 max=0.001631 Jy/beam ! Clean residual mean=-0.000001 rms=0.000410 Jy/beam ! Combined flux in latest and established models = 0.0856403 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 57 components and 0.0856403 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=0.034355Jy sigma=0.670433 ! Fit after self-cal, rms=0.034355Jy sigma=0.670428 ! 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=0.034355Jy sigma=0.670428 ! Fit after self-cal, rms=0.034352Jy sigma=0.670414 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.985 mas, bmaj=3.287 mas, bpa=-8.551 degrees ! Estimated noise=0.64933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 9.90476e-05 Jy ! Component: 100 - total flux cleaned = 9.885e-05 Jy ! Component: 150 - total flux cleaned = 4.87588e-05 Jy ! Component: 200 - total flux cleaned = 1.05207e-05 Jy ! Total flux subtracted in 200 components = 1.05207e-05 Jy ! Clean residual min=-0.001819 max=0.002166 Jy/beam ! Clean residual mean=-0.000001 rms=0.000554 Jy/beam ! Combined flux in latest and established models = 0.0856508 Jy selfcal ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 59 components and 0.0856508 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=0.034361Jy sigma=0.670497 ! Fit after self-cal, rms=0.034355Jy sigma=0.670392 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 = -2.21243e-05 Jy ! Component: 100 - total flux cleaned = -3.02841e-05 Jy ! Component: 150 - total flux cleaned = -5.58045e-05 Jy ! Component: 200 - total flux cleaned = -5.54341e-05 Jy ! Total flux subtracted in 200 components = -5.54341e-05 Jy ! Clean residual min=-0.001809 max=0.002142 Jy/beam ! Clean residual mean=-0.000001 rms=0.000550 Jy/beam ! Combined flux in latest and established models = 0.0855954 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 60 components and 0.0855954 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=0.034363Jy sigma=0.670500 ! Fit after self-cal, rms=0.034357Jy sigma=0.670406 ! 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=0.9456 mas, bmaj=2.148 mas, bpa=2.247 degrees ! Estimated noise=0.512063 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9456 x 2.148 at 2.247 degrees (North through East) ! Clean map min=-0.0015056 max=0.067777 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=0.8055 mas, bmaj=1.926 mas, bpa=4.274 degrees ! Estimated noise=0.760079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0502564 Jy ! Component: 100 - total flux cleaned = 0.0651393 Jy ! Component: 150 - total flux cleaned = 0.0726408 Jy ! Component: 200 - total flux cleaned = 0.0767604 Jy ! Total flux subtracted in 200 components = 0.0767604 Jy ! Clean residual min=-0.002426 max=0.002975 Jy/beam ! Clean residual mean=-0.000003 rms=0.000613 Jy/beam ! Combined flux in latest and established models = 0.0767604 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 19 model components to the UV plane model. ! The established model now contains 19 components and 0.0767604 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9456 mas, bmaj=2.148 mas, bpa=2.247 degrees ! Estimated noise=0.512063 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-1, 1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00399972 Jy ! Component: 100 - total flux cleaned = 0.00614783 Jy ! Component: 150 - total flux cleaned = 0.00746568 Jy ! Component: 200 - total flux cleaned = 0.008357 Jy ! Total flux subtracted in 200 components = 0.008357 Jy ! Clean residual min=-0.001545 max=0.001568 Jy/beam ! Clean residual mean=-0.000001 rms=0.000391 Jy/beam ! Combined flux in latest and established models = 0.0851174 Jy ! Adding 30 model components to the UV plane model. ! The established model now contains 44 components and 0.0851174 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=1.985 mas, bmaj=3.287 mas, bpa=-8.551 degrees ! Estimated noise=0.64933 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000869427 Jy ! Component: 100 - total flux cleaned = 0.00093138 Jy ! Component: 150 - total flux cleaned = 0.00093257 Jy ! Component: 200 - total flux cleaned = 0.000948154 Jy ! Total flux subtracted in 200 components = 0.000948154 Jy ! Clean residual min=-0.001746 max=0.002286 Jy/beam ! Clean residual mean=-0.000001 rms=0.000538 Jy/beam ! Combined flux in latest and established models = 0.0860655 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 = 1.29692e-05 Jy ! Component: 100 - total flux cleaned = 2.44273e-05 Jy ! Component: 150 - total flux cleaned = 2.44918e-05 Jy ! Component: 200 - total flux cleaned = 3.46234e-05 Jy ! Total flux subtracted in 200 components = 3.46234e-05 Jy ! Clean residual min=-0.001712 max=0.002264 Jy/beam ! Clean residual mean=-0.000001 rms=0.000531 Jy/beam ! Combined flux in latest and established models = 0.0861002 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 61 components and 0.0861002 Jy ! Inverting map ! Added new window around map position (5.4, -25.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00196665 Jy ! Component: 100 - total flux cleaned = 0.00233477 Jy ! Component: 150 - total flux cleaned = 0.00284894 Jy ! Component: 200 - total flux cleaned = 0.00327458 Jy ! Total flux subtracted in 200 components = 0.00327458 Jy ! Clean residual min=-0.001202 max=0.001087 Jy/beam ! Clean residual mean=0.000000 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.0893747 Jy ! Adding 49 model components to the UV plane model. ! The established model now contains 108 components and 0.0893747 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9456 mas, bmaj=2.148 mas, bpa=2.247 degrees ! Estimated noise=0.512063 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000208546 Jy ! Component: 100 - total flux cleaned = 0.000305089 Jy ! Component: 150 - total flux cleaned = 0.000452004 Jy ! Component: 200 - total flux cleaned = 0.000623856 Jy ! Total flux subtracted in 200 components = 0.000623856 Jy ! Clean residual min=-0.001262 max=0.001436 Jy/beam ! Clean residual mean=0.000000 rms=0.000299 Jy/beam ! Combined flux in latest and established models = 0.0899986 Jy selfcal ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 130 components and 0.0899986 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=0.034196Jy sigma=0.667547 ! Fit after self-cal, rms=0.034184Jy sigma=0.667339 wmodel J0501+0522_X_map.mod ! Writing 130 model components to file: J0501+0522_X_map.mod wobs J0501+0522_X_uvs.fits ! Writing UV FITS file: J0501+0522_X_uvs.fits wwins J0501+0522_X_map.win ! wwins: Wrote 3 windows to J0501+0522_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 = 4.47333e-05 Jy ! Component: 100 - total flux cleaned = -6.64853e-05 Jy ! Component: 150 - total flux cleaned = 1.56058e-05 Jy ! Component: 200 - total flux cleaned = 9.3076e-05 Jy ! Component: 250 - total flux cleaned = 3.75456e-05 Jy ! Component: 300 - total flux cleaned = -3.32915e-05 Jy ! Component: 350 - total flux cleaned = -6.74324e-05 Jy ! Component: 400 - total flux cleaned = -0.000100493 Jy ! Component: 450 - total flux cleaned = -0.000132848 Jy ! Component: 500 - total flux cleaned = -0.000148679 Jy ! Component: 550 - total flux cleaned = -0.000118331 Jy ! Component: 600 - total flux cleaned = -0.000133022 Jy ! Component: 650 - total flux cleaned = -0.000133013 Jy ! Component: 700 - total flux cleaned = -9.06621e-05 Jy ! Component: 750 - total flux cleaned = -0.000118351 Jy ! Component: 800 - total flux cleaned = -0.000104939 Jy ! Component: 850 - total flux cleaned = -7.86504e-05 Jy ! Component: 900 - total flux cleaned = -2.71363e-05 Jy ! Component: 950 - total flux cleaned = -1.44559e-05 Jy ! Component: 1000 - total flux cleaned = 4.75983e-05 Jy ! Component: 1050 - total flux cleaned = 7.19282e-05 Jy ! Component: 1100 - total flux cleaned = 8.37224e-05 Jy ! Component: 1150 - total flux cleaned = 9.56388e-05 Jy ! Component: 1200 - total flux cleaned = 0.000118921 Jy ! Component: 1250 - total flux cleaned = 0.000119018 Jy ! Component: 1300 - total flux cleaned = 0.000141686 Jy ! Component: 1350 - total flux cleaned = 0.000152649 Jy ! Component: 1400 - total flux cleaned = 0.000130735 Jy ! Component: 1450 - total flux cleaned = 0.000141512 Jy ! Component: 1500 - total flux cleaned = 0.000141409 Jy ! Component: 1550 - total flux cleaned = 0.00012047 Jy ! Component: 1600 - total flux cleaned = 0.000162079 Jy ! Component: 1650 - total flux cleaned = 0.000151886 Jy ! Component: 1700 - total flux cleaned = 0.000151869 Jy ! Component: 1750 - total flux cleaned = 0.000172059 Jy ! Component: 1800 - total flux cleaned = 0.000172177 Jy ! Component: 1850 - total flux cleaned = 0.000162248 Jy ! Component: 1900 - total flux cleaned = 0.000201068 Jy ! Component: 1950 - total flux cleaned = 0.000143271 Jy ! Component: 2000 - total flux cleaned = 0.000181657 Jy ! Component: 2050 - total flux cleaned = 0.000200672 Jy ! Component: 2100 - total flux cleaned = 0.000200633 Jy ! Component: 2150 - total flux cleaned = 0.000200583 Jy ! Component: 2200 - total flux cleaned = 0.000219045 Jy ! Component: 2250 - total flux cleaned = 0.000209807 Jy ! Component: 2300 - total flux cleaned = 0.000209747 Jy ! Component: 2350 - total flux cleaned = 0.000236695 Jy ! Component: 2400 - total flux cleaned = 0.000209932 Jy ! Component: 2450 - total flux cleaned = 0.000201046 Jy ! Component: 2500 - total flux cleaned = 0.000183538 Jy ! Component: 2550 - total flux cleaned = 0.000148769 Jy ! Component: 2600 - total flux cleaned = 0.000140135 Jy ! Component: 2650 - total flux cleaned = 0.000114441 Jy ! Component: 2700 - total flux cleaned = 0.000105992 Jy ! Component: 2750 - total flux cleaned = 0.000122828 Jy ! Component: 2800 - total flux cleaned = 9.76127e-05 Jy ! Component: 2850 - total flux cleaned = 8.92639e-05 Jy ! Component: 2900 - total flux cleaned = 8.0918e-05 Jy ! Component: 2950 - total flux cleaned = 6.44178e-05 Jy ! Component: 3000 - total flux cleaned = 3.9833e-05 Jy ! Component: 3050 - total flux cleaned = -8.13599e-07 Jy ! Component: 3100 - total flux cleaned = 7.3399e-06 Jy ! Component: 3150 - total flux cleaned = -8.76277e-06 Jy ! Component: 3200 - total flux cleaned = -4.08005e-05 Jy ! Component: 3250 - total flux cleaned = -3.28273e-05 Jy ! Component: 3300 - total flux cleaned = -5.66467e-05 Jy ! Component: 3350 - total flux cleaned = -8.03621e-05 Jy ! Component: 3400 - total flux cleaned = -8.82918e-05 Jy ! Component: 3450 - total flux cleaned = -0.000103883 Jy ! Component: 3500 - total flux cleaned = -0.000135002 Jy ! Component: 3550 - total flux cleaned = -0.000134972 Jy ! Component: 3600 - total flux cleaned = -0.000158082 Jy ! Component: 3650 - total flux cleaned = -0.000165793 Jy ! Component: 3700 - total flux cleaned = -0.000204068 Jy ! Component: 3750 - total flux cleaned = -0.000211672 Jy ! Component: 3800 - total flux cleaned = -0.000234424 Jy ! Component: 3850 - total flux cleaned = -0.000241999 Jy ! Component: 3900 - total flux cleaned = -0.000264596 Jy ! Component: 3950 - total flux cleaned = -0.000272066 Jy ! Component: 4000 - total flux cleaned = -0.000301976 Jy ! Component: 4050 - total flux cleaned = -0.000309427 Jy ! Total flux subtracted in 4096 components = -0.000339164 Jy ! Clean residual min=-0.000475 max=0.000420 Jy/beam ! Clean residual mean=-0.000000 rms=0.000121 Jy/beam ! Combined flux in latest and established models = 0.0896594 Jy keep ! Adding 241 model components to the UV plane model. ! The established model now contains 371 components and 0.0896593 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0501+0522_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9456 x 2.148 at 2.247 degrees (North through East) ! Clean map min=-0.00081539 max=0.067765 Jy/beam ! Writing clean map to FITS file: .//J0501+0522_X_map.fits wmodel .//J0501+0522_X_map.mod ! Writing 371 model components to file: .//J0501+0522_X_map.mod wobs .//J0501+0522_X_uvs.fits ! Writing UV FITS file: .//J0501+0522_X_uvs.fits wwins .//J0501+0522_X_map.win ! wwins: Wrote 4 windows to .//J0501+0522_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.067765 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000117177 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.518748 0.518748 1.0375 2.07499 4.14999 8.29997 16.5999 33.1999 66.3998 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.067 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 578.315 quit ! Quitting program ! Log file .//J0501+0522_X_dfm.log closed on Mon Jan 20 17:29:18 2020