! Started logfile: .//J0238+2554_X_20180501_dfm.log on Tue Jun 5 07:33:31 2018 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 .//J0238+2554_X_20180501_uva.fits ! Reading UV FITS file: .//J0238+2554_X_20180501_uva.fits ! AN table 1: 91 integrations on 21 of 21 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0238+2554 ! ! 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 94 lines of history. ! ! Reading 15288 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 J0238+2554_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=1.000425Jy sigma=28.931361 ! Fit after self-cal, rms=0.990493Jy sigma=28.651060 ! 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=0.8357 mas, bmaj=3.081 mas, bpa=38.45 degrees ! Estimated noise=0.628974 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 = 0.00821004 Jy ! Component: 100 - total flux cleaned = 0.0100609 Jy ! Total flux subtracted in 100 components = 0.0100609 Jy ! Clean residual min=-0.001616 max=0.001652 Jy/beam ! Clean residual mean=-0.000002 rms=0.000437 Jy/beam ! Combined flux in latest and established models = 0.0100609 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 6 components and 0.0100609 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=0.023356Jy sigma=0.641093 ! Fit after self-cal, rms=0.021799Jy sigma=0.595978 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00325919 Jy ! Component: 100 - total flux cleaned = 0.00344611 Jy ! Total flux subtracted in 100 components = 0.00344611 Jy ! Clean residual min=-0.001447 max=0.001597 Jy/beam ! Clean residual mean=-0.000002 rms=0.000386 Jy/beam ! Combined flux in latest and established models = 0.013507 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 10 components and 0.013507 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=0.021390Jy sigma=0.584913 ! Fit after self-cal, rms=0.021364Jy sigma=0.584540 ! 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=1.13 mas, bmaj=2.962 mas, bpa=38.03 degrees ! Estimated noise=0.201313 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 = -0.000298649 Jy ! Component: 100 - total flux cleaned = -0.000383028 Jy ! Component: 150 - total flux cleaned = -0.000403513 Jy ! Component: 200 - total flux cleaned = -0.000371125 Jy ! Total flux subtracted in 200 components = -0.000371125 Jy ! Clean residual min=-0.001161 max=0.001032 Jy/beam ! Clean residual mean=-0.000004 rms=0.000277 Jy/beam ! Combined flux in latest and established models = 0.0131359 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 16 components and 0.0131359 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=0.021305Jy sigma=0.582954 ! Fit after self-cal, rms=0.021275Jy sigma=0.582418 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.13 x 2.962 at 38.03 degrees (North through East) ! Clean map min=-0.0017375 max=0.012686 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.86 FD 0.95 KP 1.14 LA 1.16 ! NL 1.01 OV 1.11 SC 1.10 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 0.94 KP 1.25 LA 1.23 ! NL 0.90 OV 1.05 SC 0.97 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 0.76 KP 1.28 LA 1.09 ! NL 1.05 OV 1.20 SC 1.07 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.77 KP 1.22 LA 0.98 ! NL 1.13 OV 1.17 SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.74 KP 1.10 LA 1.03 ! NL 1.04 OV 0.93 SC 0.99 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.74 KP 0.98 LA 1.02 ! NL 1.01 OV 1.13 SC 1.00 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.78 FD 0.84 KP 1.34 LA 0.98 ! NL 1.19 OV 1.01 SC 0.96 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 0.77 KP 1.23 LA 1.02 ! NL 1.17 OV 0.94 SC 0.93 ! ! ! Fit before self-cal, rms=0.021275Jy sigma=0.582418 ! Fit after self-cal, rms=0.021091Jy sigma=0.577720 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.126 mas, bmaj=2.925 mas, bpa=38.88 degrees ! Estimated noise=0.20108 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 = 0.000318545 Jy ! Component: 100 - total flux cleaned = 0.000489116 Jy ! Component: 150 - total flux cleaned = 0.000516628 Jy ! Component: 200 - total flux cleaned = 0.00053115 Jy ! Total flux subtracted in 200 components = 0.00053115 Jy ! Clean residual min=-0.000398 max=0.000492 Jy/beam ! Clean residual mean=0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.013667 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 25 components and 0.013667 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=0.021085Jy sigma=0.577569 ! Fit after self-cal, rms=0.021220Jy sigma=0.575537 ! 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=0.021220Jy sigma=0.575537 ! Fit after self-cal, rms=0.022118Jy sigma=0.574709 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.132 mas, bmaj=2.903 mas, bpa=39.26 degrees ! Estimated noise=0.203611 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000299997 Jy ! Component: 100 - total flux cleaned = 0.000435375 Jy ! Component: 150 - total flux cleaned = 0.000481682 Jy ! Component: 200 - total flux cleaned = 0.000500907 Jy ! Total flux subtracted in 200 components = 0.000500907 Jy ! Clean residual min=-0.000406 max=0.000493 Jy/beam ! Clean residual mean=0.000000 rms=0.000118 Jy/beam ! Combined flux in latest and established models = 0.0141679 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 30 components and 0.0141679 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=0.022113Jy sigma=0.574587 ! Fit after self-cal, rms=0.022245Jy sigma=0.573880 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 (13.8, -22.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000288426 Jy ! Component: 100 - total flux cleaned = 0.00028735 Jy ! Component: 150 - total flux cleaned = 0.000322168 Jy ! Component: 200 - total flux cleaned = 0.000404943 Jy ! Total flux subtracted in 200 components = 0.000404943 Jy ! Clean residual min=-0.000457 max=0.000438 Jy/beam ! Clean residual mean=-0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0145729 Jy ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 59 components and 0.0145729 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=0.022227Jy sigma=0.573462 ! Fit after self-cal, rms=0.022246Jy sigma=0.573167 ! 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=0.022246Jy sigma=0.573167 ! Fit after self-cal, rms=0.022911Jy sigma=0.572930 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.14 mas, bmaj=2.889 mas, bpa=39.46 degrees ! Estimated noise=0.205156 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000364506 Jy ! Component: 100 - total flux cleaned = 0.000534358 Jy ! Component: 150 - total flux cleaned = 0.000616839 Jy ! Component: 200 - total flux cleaned = 0.000676789 Jy ! Total flux subtracted in 200 components = 0.000676789 Jy ! Clean residual min=-0.000394 max=0.000426 Jy/beam ! Clean residual mean=-0.000000 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0152496 Jy selfcal ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 77 components and 0.0152496 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=0.022902Jy sigma=0.572758 ! Fit after self-cal, rms=0.022992Jy sigma=0.572472 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 = 0.000163819 Jy ! Component: 100 - total flux cleaned = 0.00016292 Jy ! Component: 150 - total flux cleaned = 0.000207448 Jy ! Component: 200 - total flux cleaned = 0.000259464 Jy ! Total flux subtracted in 200 components = 0.000259464 Jy ! Clean residual min=-0.000442 max=0.000416 Jy/beam ! Clean residual mean=-0.000001 rms=0.000105 Jy/beam ! Combined flux in latest and established models = 0.0155091 Jy ! Performing phase self-cal ! Adding 33 model components to the UV plane model. ! The established model now contains 92 components and 0.0155091 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=0.022985Jy sigma=0.572340 ! Fit after self-cal, rms=0.022996Jy sigma=0.572271 ! 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=0.022996Jy sigma=0.572271 ! Fit after self-cal, rms=0.023481Jy sigma=0.572166 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.472 mas, bmaj=2.945 mas, bpa=57.61 degrees ! Estimated noise=0.240175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000170182 Jy ! Component: 100 - total flux cleaned = 0.000297497 Jy ! Component: 150 - total flux cleaned = 0.000430365 Jy ! Component: 200 - total flux cleaned = 0.000521869 Jy ! Total flux subtracted in 200 components = 0.000521869 Jy ! Clean residual min=-0.000398 max=0.000535 Jy/beam ! Clean residual mean=-0.000000 rms=0.000122 Jy/beam ! Combined flux in latest and established models = 0.016031 Jy selfcal ! Performing phase self-cal ! Adding 31 model components to the UV plane model. ! The established model now contains 118 components and 0.016031 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=0.023477Jy sigma=0.572096 ! Fit after self-cal, rms=0.023538Jy sigma=0.571984 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 = 7.89716e-05 Jy ! Component: 100 - total flux cleaned = 0.00016204 Jy ! Component: 150 - total flux cleaned = 0.000219404 Jy ! Component: 200 - total flux cleaned = 0.000258463 Jy ! Total flux subtracted in 200 components = 0.000258463 Jy ! Clean residual min=-0.000395 max=0.000536 Jy/beam ! Clean residual mean=-0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0162894 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 123 components and 0.0162894 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=0.023534Jy sigma=0.571939 ! Fit after self-cal, rms=0.023544Jy sigma=0.571908 ! Inverting map ! Added new window around map position (-44.8, -3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000407947 Jy ! Component: 100 - total flux cleaned = 0.000498394 Jy ! Component: 150 - total flux cleaned = 0.000506715 Jy ! Component: 200 - total flux cleaned = 0.000491941 Jy ! Total flux subtracted in 200 components = 0.000491941 Jy ! Clean residual min=-0.000340 max=0.000323 Jy/beam ! Clean residual mean=-0.000001 rms=0.000094 Jy/beam ! Combined flux in latest and established models = 0.0167814 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 146 components and 0.0167814 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=0.023532Jy sigma=0.571703 ! Fit after self-cal, rms=0.023535Jy sigma=0.571598 ! Inverting map ! Added new window around map position (-24, -42.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000290483 Jy ! Component: 100 - total flux cleaned = 0.00034542 Jy ! Component: 150 - total flux cleaned = 0.000345647 Jy ! Component: 200 - total flux cleaned = 0.000330411 Jy ! Total flux subtracted in 200 components = 0.000330411 Jy ! Clean residual min=-0.000393 max=0.000275 Jy/beam ! Clean residual mean=-0.000001 rms=0.000090 Jy/beam ! Combined flux in latest and established models = 0.0171118 Jy ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 164 components and 0.0171118 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=0.023524Jy sigma=0.571401 ! Fit after self-cal, rms=0.023528Jy sigma=0.571296 ! 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=1.147 mas, bmaj=2.883 mas, bpa=39.55 degrees ! Estimated noise=0.206074 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.147 x 2.883 at 39.55 degrees (North through East) ! Clean map min=-0.0015745 max=0.012496 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=0.8527 mas, bmaj=2.993 mas, bpa=39.42 degrees ! Estimated noise=0.632645 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0101614 Jy ! Component: 100 - total flux cleaned = 0.0133385 Jy ! Component: 150 - total flux cleaned = 0.0145085 Jy ! Component: 200 - total flux cleaned = 0.0145636 Jy ! Total flux subtracted in 200 components = 0.0145636 Jy ! Clean residual min=-0.001525 max=0.001357 Jy/beam ! Clean residual mean=-0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0145636 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 20 model components to the UV plane model. ! The established model now contains 20 components and 0.0145636 Jy ! Inverting map and beam ! Estimated beam: bmin=1.147 mas, bmaj=2.883 mas, bpa=39.55 degrees ! Estimated noise=0.206074 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 = 0.000532963 Jy ! Component: 100 - total flux cleaned = 0.000957076 Jy ! Component: 150 - total flux cleaned = 0.00130973 Jy ! Component: 200 - total flux cleaned = 0.00148169 Jy ! Total flux subtracted in 200 components = 0.00148169 Jy ! Clean residual min=-0.000752 max=0.000626 Jy/beam ! Clean residual mean=-0.000002 rms=0.000183 Jy/beam ! Combined flux in latest and established models = 0.0160453 Jy ! Adding 26 model components to the UV plane model. ! The established model now contains 44 components and 0.0160453 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=2.472 mas, bmaj=2.945 mas, bpa=57.61 degrees ! Estimated noise=0.240175 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 4.04484e-05 Jy ! Component: 100 - total flux cleaned = 0.000266544 Jy ! Component: 150 - total flux cleaned = 0.000364846 Jy ! Component: 200 - total flux cleaned = 0.000483474 Jy ! Total flux subtracted in 200 components = 0.000483474 Jy ! Clean residual min=-0.000623 max=0.000467 Jy/beam ! Clean residual mean=-0.000002 rms=0.000158 Jy/beam ! Combined flux in latest and established models = 0.0165287 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 = 4.51966e-05 Jy ! Component: 100 - total flux cleaned = 0.000134953 Jy ! Component: 150 - total flux cleaned = 0.000191471 Jy ! Component: 200 - total flux cleaned = 0.00024458 Jy ! Total flux subtracted in 200 components = 0.00024458 Jy ! Clean residual min=-0.000459 max=0.000368 Jy/beam ! Clean residual mean=-0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0167733 Jy ! Adding 52 model components to the UV plane model. ! The established model now contains 93 components and 0.0167733 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.147 mas, bmaj=2.883 mas, bpa=39.55 degrees ! Estimated noise=0.206074 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000272804 Jy ! Component: 100 - total flux cleaned = 0.000394678 Jy ! Component: 150 - total flux cleaned = 0.000504746 Jy ! Component: 200 - total flux cleaned = 0.000615036 Jy ! Total flux subtracted in 200 components = 0.000615036 Jy ! Clean residual min=-0.000405 max=0.000355 Jy/beam ! Clean residual mean=-0.000001 rms=0.000096 Jy/beam ! Combined flux in latest and established models = 0.0173884 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 119 components and 0.0173884 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=0.023529Jy sigma=0.571428 ! Fit after self-cal, rms=0.023516Jy sigma=0.571103 wmodel J0238+2554_X_map.mod ! Writing 119 model components to file: J0238+2554_X_map.mod wobs J0238+2554_X_uvs.fits ! Writing UV FITS file: J0238+2554_X_uvs.fits wwins J0238+2554_X_map.win ! wwins: Wrote 4 windows to J0238+2554_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 = -0.000142731 Jy ! Component: 100 - total flux cleaned = -0.000149604 Jy ! Component: 150 - total flux cleaned = -0.000166733 Jy ! Component: 200 - total flux cleaned = -0.000177383 Jy ! Component: 250 - total flux cleaned = -0.000182334 Jy ! Component: 300 - total flux cleaned = -0.000177413 Jy ! Component: 350 - total flux cleaned = -0.000168104 Jy ! Component: 400 - total flux cleaned = -0.0001862 Jy ! Component: 450 - total flux cleaned = -0.000203577 Jy ! Component: 500 - total flux cleaned = -0.000216241 Jy ! Component: 550 - total flux cleaned = -0.000228521 Jy ! Component: 600 - total flux cleaned = -0.000240392 Jy ! Component: 650 - total flux cleaned = -0.000259827 Jy ! Component: 700 - total flux cleaned = -0.00026745 Jy ! Component: 750 - total flux cleaned = -0.000293596 Jy ! Component: 800 - total flux cleaned = -0.000315446 Jy ! Component: 850 - total flux cleaned = -0.000340535 Jy ! Component: 900 - total flux cleaned = -0.000365081 Jy ! Component: 950 - total flux cleaned = -0.000382276 Jy ! Component: 1000 - total flux cleaned = -0.000399198 Jy ! Component: 1050 - total flux cleaned = -0.000412418 Jy ! Component: 1100 - total flux cleaned = -0.000412408 Jy ! Component: 1150 - total flux cleaned = -0.000412425 Jy ! Component: 1200 - total flux cleaned = -0.000409278 Jy ! Component: 1250 - total flux cleaned = -0.00041245 Jy ! Component: 1300 - total flux cleaned = -0.000424803 Jy ! Component: 1350 - total flux cleaned = -0.000415576 Jy ! Component: 1400 - total flux cleaned = -0.000424611 Jy ! Component: 1450 - total flux cleaned = -0.000421626 Jy ! Component: 1500 - total flux cleaned = -0.000430499 Jy ! Component: 1550 - total flux cleaned = -0.000430501 Jy ! Component: 1600 - total flux cleaned = -0.000433375 Jy ! Component: 1650 - total flux cleaned = -0.000430521 Jy ! Component: 1700 - total flux cleaned = -0.000436126 Jy ! Component: 1750 - total flux cleaned = -0.00043049 Jy ! Component: 1800 - total flux cleaned = -0.000430477 Jy ! Component: 1850 - total flux cleaned = -0.000424975 Jy ! Component: 1900 - total flux cleaned = -0.000424943 Jy ! Component: 1950 - total flux cleaned = -0.000419502 Jy ! Component: 2000 - total flux cleaned = -0.000414137 Jy ! Component: 2050 - total flux cleaned = -0.000414119 Jy ! Component: 2100 - total flux cleaned = -0.00041677 Jy ! Component: 2150 - total flux cleaned = -0.000419405 Jy ! Component: 2200 - total flux cleaned = -0.000419432 Jy ! Component: 2250 - total flux cleaned = -0.000424624 Jy ! Component: 2300 - total flux cleaned = -0.00043231 Jy ! Component: 2350 - total flux cleaned = -0.000429758 Jy ! Component: 2400 - total flux cleaned = -0.000434812 Jy ! Component: 2450 - total flux cleaned = -0.000444881 Jy ! Component: 2500 - total flux cleaned = -0.000444892 Jy ! Component: 2550 - total flux cleaned = -0.000444918 Jy ! Component: 2600 - total flux cleaned = -0.000457276 Jy ! Component: 2650 - total flux cleaned = -0.000457285 Jy ! Component: 2700 - total flux cleaned = -0.000464607 Jy ! Component: 2750 - total flux cleaned = -0.000469457 Jy ! Component: 2800 - total flux cleaned = -0.000471865 Jy ! Component: 2850 - total flux cleaned = -0.000479087 Jy ! Component: 2900 - total flux cleaned = -0.000481476 Jy ! Component: 2950 - total flux cleaned = -0.000486227 Jy ! Component: 3000 - total flux cleaned = -0.00049097 Jy ! Component: 3050 - total flux cleaned = -0.000495695 Jy ! Component: 3100 - total flux cleaned = -0.00050508 Jy ! Component: 3150 - total flux cleaned = -0.000512084 Jy ! Component: 3200 - total flux cleaned = -0.00051906 Jy ! Component: 3250 - total flux cleaned = -0.000519075 Jy ! Component: 3300 - total flux cleaned = -0.000532905 Jy ! Component: 3350 - total flux cleaned = -0.000535203 Jy ! Component: 3400 - total flux cleaned = -0.000537499 Jy ! Component: 3450 - total flux cleaned = -0.000544349 Jy ! Component: 3500 - total flux cleaned = -0.000548909 Jy ! Component: 3550 - total flux cleaned = -0.000555707 Jy ! Component: 3600 - total flux cleaned = -0.000564745 Jy ! Component: 3650 - total flux cleaned = -0.000564744 Jy ! Component: 3700 - total flux cleaned = -0.000578228 Jy ! Component: 3750 - total flux cleaned = -0.000584936 Jy ! Component: 3800 - total flux cleaned = -0.000580468 Jy ! Component: 3850 - total flux cleaned = -0.000582712 Jy ! Component: 3900 - total flux cleaned = -0.000587159 Jy ! Component: 3950 - total flux cleaned = -0.000591602 Jy ! Component: 4000 - total flux cleaned = -0.000589395 Jy ! Component: 4050 - total flux cleaned = -0.000589395 Jy ! Total flux subtracted in 4096 components = -0.000591611 Jy ! Clean residual min=-0.000136 max=0.000144 Jy/beam ! Clean residual mean=0.000000 rms=0.000036 Jy/beam ! Combined flux in latest and established models = 0.0167967 Jy keep ! Adding 215 model components to the UV plane model. ! The established model now contains 334 components and 0.0167967 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap .//J0238+2554_X_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.147 x 2.883 at 39.55 degrees (North through East) ! Clean map min=-0.0011099 max=0.011443 Jy/beam ! Writing clean map to FITS file: .//J0238+2554_X_20180501_map.fits wmodel .//J0238+2554_X_20180501_map.mod ! Writing 334 model components to file: .//J0238+2554_X_20180501_map.mod wobs .//J0238+2554_X_20180501_uvs.fits ! Writing UV FITS file: .//J0238+2554_X_20180501_uvs.fits wwins .//J0238+2554_X_20180501_map.win ! wwins: Wrote 5 windows to .//J0238+2554_X_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0114425 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 3.8407e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.00695 1.00695 2.01391 4.02782 8.05564 16.1113 32.2225 64.4451 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.011 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 297.928 quit ! Quitting program ! Log file .//J0238+2554_X_20180501_dfm.log closed on Tue Jun 5 07:33:35 2018