! Started logfile: /vlbi/sb072/temp_maps//J0459+5441_C_dfm.log on Fri Jan 25 19:16:51 2019 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/sb072/temp_maps//J0459+5441_C_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J0459+5441_C_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0459+5441 ! ! There are 8 IFs, and a total of 8 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 4.128e+09 3.2e+07 1 3.2e+07 ! 02 2 4.16e+09 3.2e+07 1 3.2e+07 ! 03 3 4.192e+09 3.2e+07 1 3.2e+07 ! 04 4 4.224e+09 3.2e+07 1 3.2e+07 ! 05 5 4.416e+09 3.2e+07 1 3.2e+07 ! 06 6 4.512e+09 3.2e+07 1 3.2e+07 ! 07 7 4.544e+09 3.2e+07 1 3.2e+07 ! 08 8 4.576e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 94 lines of history. ! ! Reading 8280 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 8 channels. ! Selecting polarization: RR, channels: 1..8 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.3 print "taper_size =", taper_size ! taper_size = 40 ![@/opt64/bin/pima_mupet_01.dfm J0459+5441_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=1.000669Jy sigma=44.265904 ! Fit after self-cal, rms=0.991277Jy sigma=43.849429 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.183 mas, bmaj=4.776 mas, bpa=-25.8 degrees ! Estimated noise=0.357062 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 = 0.00693169 Jy ! Component: 100 - total flux cleaned = 0.00846376 Jy ! Total flux subtracted in 100 components = 0.00846376 Jy ! Clean residual min=-0.001044 max=0.001191 Jy/beam ! Clean residual mean=-0.000000 rms=0.000280 Jy/beam ! Combined flux in latest and established models = 0.00846376 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.00846376 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=0.018677Jy sigma=0.801931 ! Fit after self-cal, rms=0.016564Jy sigma=0.707982 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00400335 Jy ! Component: 100 - total flux cleaned = 0.00445134 Jy ! Total flux subtracted in 100 components = 0.00445134 Jy ! Clean residual min=-0.001041 max=0.001076 Jy/beam ! Clean residual mean=0.000000 rms=0.000264 Jy/beam ! Combined flux in latest and established models = 0.0129151 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 15 components and 0.0129151 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=0.015797Jy sigma=0.672889 ! Fit after self-cal, rms=0.015792Jy sigma=0.672768 ! 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=1.63 mas, bmaj=4.952 mas, bpa=-26.02 degrees ! Estimated noise=0.177963 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 = 0.000537549 Jy ! Component: 100 - total flux cleaned = 0.00086262 Jy ! Component: 150 - total flux cleaned = 0.00103688 Jy ! Component: 200 - total flux cleaned = 0.00111488 Jy ! Total flux subtracted in 200 components = 0.00111488 Jy ! Clean residual min=-0.000795 max=0.001078 Jy/beam ! Clean residual mean=0.000001 rms=0.000213 Jy/beam ! Combined flux in latest and established models = 0.01403 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 27 components and 0.01403 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=0.015772Jy sigma=0.671858 ! Fit after self-cal, rms=0.015769Jy sigma=0.671785 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.63 x 4.952 at -26.02 degrees (North through East) ! Clean map min=-0.0007703 max=0.013126 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.13 FD 1.06 HN 1.05 KP 1.13 ! LA 1.18 MK 1.11 NL 1.02 OV 1.27 ! PT 0.87 SC 1.05 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 1.00 HN 1.03 KP 1.04 ! LA 1.08 MK 0.89 NL 1.15 OV 1.20 ! PT 0.94 SC 1.20 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.16 FD 0.96 HN 1.09 KP 0.94 ! LA 1.10 MK 1.09 NL 0.99 OV 1.08 ! PT 1.16 SC 1.05 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 0.83 HN 0.86 KP 0.92 ! LA 1.01 MK 1.02 NL 1.22 OV 1.08 ! PT 0.77 SC 0.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.94 HN 0.93 KP 0.96 ! LA 1.16 MK 0.95 NL 0.88 OV 1.13 ! PT 0.87 SC 0.88 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.86 HN 0.94 KP 0.92 ! LA 1.27 MK 0.95 NL 0.87 OV 1.13 ! PT 0.87 SC 1.03 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 0.79 HN 1.04 KP 0.89 ! LA 1.23 MK 0.94 NL 0.92 OV 1.08 ! PT 0.87 SC 0.91 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.94 FD 1.03 HN 1.01 KP 0.97 ! LA 1.10 MK 1.04 NL 1.02 OV 1.12 ! PT 0.75 SC 0.98 ! ! ! Fit before self-cal, rms=0.015769Jy sigma=0.671785 ! Fit after self-cal, rms=0.015887Jy sigma=0.663602 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.625 mas, bmaj=4.913 mas, bpa=-26.08 degrees ! Estimated noise=0.17669 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 (8.1, 5.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000941509 Jy ! Component: 100 - total flux cleaned = 0.00147519 Jy ! Component: 150 - total flux cleaned = 0.00183323 Jy ! Component: 200 - total flux cleaned = 0.00210924 Jy ! Total flux subtracted in 200 components = 0.00210924 Jy ! Clean residual min=-0.000522 max=0.000622 Jy/beam ! Clean residual mean=0.000001 rms=0.000128 Jy/beam ! Combined flux in latest and established models = 0.0161392 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 61 components and 0.0161392 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=0.015826Jy sigma=0.660830 ! Fit after self-cal, rms=0.015857Jy sigma=0.659899 ! 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=0.015857Jy sigma=0.659899 ! Fit after self-cal, rms=0.015794Jy sigma=0.659721 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=4.907 mas, bpa=-26.08 degrees ! Estimated noise=0.176124 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000433799 Jy ! Component: 100 - total flux cleaned = 0.000695977 Jy ! Component: 150 - total flux cleaned = 0.000854184 Jy ! Component: 200 - total flux cleaned = 0.000946154 Jy ! Total flux subtracted in 200 components = 0.000946154 Jy ! Clean residual min=-0.000507 max=0.000597 Jy/beam ! Clean residual mean=0.000001 rms=0.000120 Jy/beam ! Combined flux in latest and established models = 0.0170854 Jy selfcal ! Performing phase self-cal ! Adding 39 model components to the UV plane model. ! The established model now contains 89 components and 0.0170854 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=0.015779Jy sigma=0.659090 ! Fit after self-cal, rms=0.015780Jy sigma=0.658988 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 (62.4, -71.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000402297 Jy ! Component: 100 - total flux cleaned = 0.000554099 Jy ! Component: 150 - total flux cleaned = 0.000648085 Jy ! Component: 200 - total flux cleaned = 0.00072787 Jy ! Total flux subtracted in 200 components = 0.00072787 Jy ! Clean residual min=-0.000471 max=0.000503 Jy/beam ! Clean residual mean=0.000001 rms=0.000114 Jy/beam ! Combined flux in latest and established models = 0.0178132 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 110 components and 0.0178132 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=0.015758Jy sigma=0.657967 ! Fit after self-cal, rms=0.015757Jy sigma=0.657854 ! Inverting map ! Added new window around map position (-12.6, -65.7). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000319259 Jy ! Component: 100 - total flux cleaned = 0.000401709 Jy ! Component: 150 - total flux cleaned = 0.000512254 Jy ! Component: 200 - total flux cleaned = 0.000593679 Jy ! Total flux subtracted in 200 components = 0.000593679 Jy ! Clean residual min=-0.000490 max=0.000450 Jy/beam ! Clean residual mean=0.000001 rms=0.000108 Jy/beam ! Combined flux in latest and established models = 0.0184069 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 128 components and 0.0184069 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=0.015738Jy sigma=0.657062 ! Fit after self-cal, rms=0.015737Jy sigma=0.656980 ! 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=0.015737Jy sigma=0.656980 ! Fit after self-cal, rms=0.015689Jy sigma=0.656855 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=4.912 mas, bpa=-26.08 degrees ! Estimated noise=0.17601 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000143568 Jy ! Component: 100 - total flux cleaned = 0.000171302 Jy ! Component: 150 - total flux cleaned = 0.000212827 Jy ! Component: 200 - total flux cleaned = 0.000258985 Jy ! Total flux subtracted in 200 components = 0.000258985 Jy ! Clean residual min=-0.000489 max=0.000424 Jy/beam ! Clean residual mean=0.000001 rms=0.000102 Jy/beam ! Combined flux in latest and established models = 0.0186659 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 140 components and 0.0186659 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=0.015679Jy sigma=0.656456 ! Fit after self-cal, rms=0.015677Jy sigma=0.656423 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.31088e-05 Jy ! Component: 100 - total flux cleaned = 0.000119712 Jy ! Component: 150 - total flux cleaned = 0.000161474 Jy ! Component: 200 - total flux cleaned = 0.000188277 Jy ! Total flux subtracted in 200 components = 0.000188277 Jy ! Clean residual min=-0.000482 max=0.000425 Jy/beam ! Clean residual mean=0.000001 rms=0.000101 Jy/beam ! Combined flux in latest and established models = 0.0188542 Jy ! Performing phase self-cal ! Adding 47 model components to the UV plane model. ! The established model now contains 150 components and 0.0188542 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=0.015671Jy sigma=0.656186 ! Fit after self-cal, rms=0.015671Jy sigma=0.656176 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Fit before self-cal, rms=0.015671Jy sigma=0.656176 ! Fit after self-cal, rms=0.015683Jy sigma=0.656147 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.527 mas, bmaj=5.258 mas, bpa=-30.45 degrees ! Estimated noise=0.218092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000195918 Jy ! Component: 100 - total flux cleaned = 0.000265682 Jy ! Component: 150 - total flux cleaned = 0.000335113 Jy ! Component: 200 - total flux cleaned = 0.000393225 Jy ! Total flux subtracted in 200 components = 0.000393225 Jy ! Clean residual min=-0.000383 max=0.000490 Jy/beam ! Clean residual mean=0.000001 rms=0.000111 Jy/beam ! Combined flux in latest and established models = 0.0192474 Jy selfcal ! Performing phase self-cal ! Adding 42 model components to the UV plane model. ! The established model now contains 185 components and 0.0192474 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=0.015680Jy sigma=0.656045 ! Fit after self-cal, rms=0.015678Jy sigma=0.656023 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 (-75, -62.1). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00045942 Jy ! Component: 100 - total flux cleaned = 0.000569008 Jy ! Component: 150 - total flux cleaned = 0.000654056 Jy ! Component: 200 - total flux cleaned = 0.000736141 Jy ! Total flux subtracted in 200 components = 0.000736141 Jy ! Clean residual min=-0.000376 max=0.000445 Jy/beam ! Clean residual mean=0.000001 rms=0.000099 Jy/beam ! Combined flux in latest and established models = 0.0199835 Jy ! Performing phase self-cal ! Adding 32 model components to the UV plane model. ! The established model now contains 215 components and 0.0199835 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=0.015665Jy sigma=0.655425 ! Fit after self-cal, rms=0.015658Jy sigma=0.655317 ! 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=1.624 mas, bmaj=4.916 mas, bpa=-26.09 degrees ! Estimated noise=0.176297 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.624 x 4.916 at -26.09 degrees (North through East) ! Clean map min=-0.00042563 max=0.012962 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.18 mas, bmaj=4.739 mas, bpa=-25.77 degrees ! Estimated noise=0.349895 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.010177 Jy ! Component: 100 - total flux cleaned = 0.0125267 Jy ! Component: 150 - total flux cleaned = 0.0131785 Jy ! Component: 200 - total flux cleaned = 0.013601 Jy ! Total flux subtracted in 200 components = 0.013601 Jy ! Clean residual min=-0.000970 max=0.000946 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.013601 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 27 model components to the UV plane model. ! The established model now contains 27 components and 0.013601 Jy ! Inverting map and beam ! Estimated beam: bmin=1.624 mas, bmaj=4.916 mas, bpa=-26.09 degrees ! Estimated noise=0.176297 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 = 0.00115028 Jy ! Component: 100 - total flux cleaned = 0.00190951 Jy ! Component: 150 - total flux cleaned = 0.00239068 Jy ! Component: 200 - total flux cleaned = 0.00283984 Jy ! Total flux subtracted in 200 components = 0.00283984 Jy ! Clean residual min=-0.000553 max=0.000522 Jy/beam ! Clean residual mean=-0.000000 rms=0.000131 Jy/beam ! Combined flux in latest and established models = 0.0164409 Jy ! Adding 41 model components to the UV plane model. ! The established model now contains 65 components and 0.0164409 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 40 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.527 mas, bmaj=5.258 mas, bpa=-30.45 degrees ! Estimated noise=0.218092 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000718981 Jy ! Component: 100 - total flux cleaned = 0.00123716 Jy ! Component: 150 - total flux cleaned = 0.00167171 Jy ! Component: 200 - total flux cleaned = 0.00200439 Jy ! Total flux subtracted in 200 components = 0.00200439 Jy ! Clean residual min=-0.000523 max=0.000492 Jy/beam ! Clean residual mean=0.000000 rms=0.000125 Jy/beam ! Combined flux in latest and established models = 0.0184452 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 = 0.000280441 Jy ! Component: 100 - total flux cleaned = 0.000472023 Jy ! Component: 150 - total flux cleaned = 0.000635073 Jy ! Component: 200 - total flux cleaned = 0.000763473 Jy ! Total flux subtracted in 200 components = 0.000763473 Jy ! Clean residual min=-0.000485 max=0.000419 Jy/beam ! Clean residual mean=0.000001 rms=0.000110 Jy/beam ! Combined flux in latest and established models = 0.0192087 Jy ! Adding 100 model components to the UV plane model. ! The established model now contains 155 components and 0.0192087 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.624 mas, bmaj=4.916 mas, bpa=-26.09 degrees ! Estimated noise=0.176297 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000194759 Jy ! Component: 100 - total flux cleaned = -0.0002577 Jy ! Component: 150 - total flux cleaned = -0.000279836 Jy ! Component: 200 - total flux cleaned = -0.000249399 Jy ! Total flux subtracted in 200 components = -0.000249399 Jy ! Clean residual min=-0.000450 max=0.000377 Jy/beam ! Clean residual mean=0.000000 rms=0.000097 Jy/beam ! Combined flux in latest and established models = 0.0189593 Jy selfcal ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 175 components and 0.0189593 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=0.015667Jy sigma=0.655709 ! Fit after self-cal, rms=0.015665Jy sigma=0.655601 wmodel J0459+5441_C_map.mod ! Writing 175 model components to file: J0459+5441_C_map.mod wobs J0459+5441_C_uvs.fits ! Writing UV FITS file: J0459+5441_C_uvs.fits wwins J0459+5441_C_map.win ! wwins: Wrote 5 windows to J0459+5441_C_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00017191 Jy ! Component: 100 - total flux cleaned = -0.000234776 Jy ! Component: 150 - total flux cleaned = -0.000287551 Jy ! Component: 200 - total flux cleaned = -0.000337678 Jy ! Component: 250 - total flux cleaned = -0.000361824 Jy ! Component: 300 - total flux cleaned = -0.000379656 Jy ! Component: 350 - total flux cleaned = -0.00039698 Jy ! Component: 400 - total flux cleaned = -0.000408165 Jy ! Component: 450 - total flux cleaned = -0.000419114 Jy ! Component: 500 - total flux cleaned = -0.000413727 Jy ! Component: 550 - total flux cleaned = -0.000413817 Jy ! Component: 600 - total flux cleaned = -0.000424164 Jy ! Component: 650 - total flux cleaned = -0.00043934 Jy ! Component: 700 - total flux cleaned = -0.000454356 Jy ! Component: 750 - total flux cleaned = -0.000459184 Jy ! Component: 800 - total flux cleaned = -0.000463993 Jy ! Component: 850 - total flux cleaned = -0.000473525 Jy ! Component: 900 - total flux cleaned = -0.000473523 Jy ! Component: 950 - total flux cleaned = -0.000473512 Jy ! Component: 1000 - total flux cleaned = -0.0004689 Jy ! Component: 1050 - total flux cleaned = -0.000469008 Jy ! Component: 1100 - total flux cleaned = -0.000482737 Jy ! Component: 1150 - total flux cleaned = -0.000496211 Jy ! Component: 1200 - total flux cleaned = -0.000491768 Jy ! Component: 1250 - total flux cleaned = -0.000504898 Jy ! Component: 1300 - total flux cleaned = -0.000491814 Jy ! Component: 1350 - total flux cleaned = -0.000496097 Jy ! Component: 1400 - total flux cleaned = -0.00050885 Jy ! Component: 1450 - total flux cleaned = -0.000491915 Jy ! Component: 1500 - total flux cleaned = -0.000496132 Jy ! Component: 1550 - total flux cleaned = -0.000500202 Jy ! Component: 1600 - total flux cleaned = -0.000500165 Jy ! Component: 1650 - total flux cleaned = -0.00050422 Jy ! Component: 1700 - total flux cleaned = -0.000508248 Jy ! Component: 1750 - total flux cleaned = -0.00051222 Jy ! Component: 1800 - total flux cleaned = -0.000504271 Jy ! Component: 1850 - total flux cleaned = -0.000508174 Jy ! Component: 1900 - total flux cleaned = -0.000496415 Jy ! Component: 1950 - total flux cleaned = -0.000484716 Jy ! Component: 2000 - total flux cleaned = -0.000480868 Jy ! Component: 2050 - total flux cleaned = -0.000469448 Jy ! Component: 2100 - total flux cleaned = -0.000477077 Jy ! Component: 2150 - total flux cleaned = -0.000480854 Jy ! Component: 2200 - total flux cleaned = -0.00046959 Jy ! Component: 2250 - total flux cleaned = -0.000480788 Jy ! Component: 2300 - total flux cleaned = -0.000480788 Jy ! Component: 2350 - total flux cleaned = -0.000488147 Jy ! Component: 2400 - total flux cleaned = -0.000488101 Jy ! Component: 2450 - total flux cleaned = -0.000495346 Jy ! Component: 2500 - total flux cleaned = -0.000513318 Jy ! Component: 2550 - total flux cleaned = -0.000506141 Jy ! Component: 2600 - total flux cleaned = -0.000520356 Jy ! Component: 2650 - total flux cleaned = -0.000523888 Jy ! Component: 2700 - total flux cleaned = -0.000527409 Jy ! Component: 2750 - total flux cleaned = -0.000530886 Jy ! Component: 2800 - total flux cleaned = -0.000541338 Jy ! Component: 2850 - total flux cleaned = -0.000544802 Jy ! Component: 2900 - total flux cleaned = -0.000558532 Jy ! Component: 2950 - total flux cleaned = -0.00056533 Jy ! Component: 3000 - total flux cleaned = -0.00056536 Jy ! Component: 3050 - total flux cleaned = -0.000582254 Jy ! Component: 3100 - total flux cleaned = -0.000582246 Jy ! Component: 3150 - total flux cleaned = -0.000585581 Jy ! Component: 3200 - total flux cleaned = -0.00060218 Jy ! Component: 3250 - total flux cleaned = -0.000595576 Jy ! Component: 3300 - total flux cleaned = -0.00062516 Jy ! Component: 3350 - total flux cleaned = -0.00063495 Jy ! Component: 3400 - total flux cleaned = -0.000634953 Jy ! Component: 3450 - total flux cleaned = -0.000651148 Jy ! Component: 3500 - total flux cleaned = -0.000647923 Jy ! Component: 3550 - total flux cleaned = -0.000667214 Jy ! Component: 3600 - total flux cleaned = -0.000673598 Jy ! Component: 3650 - total flux cleaned = -0.000676796 Jy ! Component: 3700 - total flux cleaned = -0.000689486 Jy ! Component: 3750 - total flux cleaned = -0.000708431 Jy ! Component: 3800 - total flux cleaned = -0.000721009 Jy ! Component: 3850 - total flux cleaned = -0.000736646 Jy ! Component: 3900 - total flux cleaned = -0.00073351 Jy ! Component: 3950 - total flux cleaned = -0.000739713 Jy ! Component: 4000 - total flux cleaned = -0.000752104 Jy ! Component: 4050 - total flux cleaned = -0.000770581 Jy ! Total flux subtracted in 4096 components = -0.000773644 Jy ! Clean residual min=-0.000175 max=0.000174 Jy/beam ! Clean residual mean=0.000000 rms=0.000055 Jy/beam ! Combined flux in latest and established models = 0.0181857 Jy keep ! Adding 267 model components to the UV plane model. ! The established model now contains 442 components and 0.0181857 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J0459+5441_C_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.624 x 4.916 at -26.09 degrees (North through East) ! Clean map min=-0.00039528 max=0.012914 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J0459+5441_C_map.fits wmodel /vlbi/sb072/temp_maps//J0459+5441_C_map.mod ! Writing 442 model components to file: /vlbi/sb072/temp_maps//J0459+5441_C_map.mod wobs /vlbi/sb072/temp_maps//J0459+5441_C_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J0459+5441_C_uvs.fits wwins /vlbi/sb072/temp_maps//J0459+5441_C_map.win ! wwins: Wrote 6 windows to /vlbi/sb072/temp_maps//J0459+5441_C_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0129142 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.47301e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.27139 1.27139 2.54279 5.08558 10.1712 20.3423 40.6846 81.3693 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.012 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 235.961 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J0459+5441_C_dfm.log closed on Fri Jan 25 19:16:56 2019