! Started logfile: /vlbi/bs262/maps//J0514+5602_C_20180503_dfm.log on Mon Jun 4 23:17:57 2018 float field_size field_size = 1024 float field_cell field_cell = 0.3000 float taper_size taper_size = 40.0 float freq freq = 4.12800 obs /vlbi/bs262/maps//J0514+5602_C_20180503_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0514+5602_C_20180503_uva.fits ! AN table 1: 22 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.955556 visibilities/baseline/integration-bin. ! Found source: J0514+5602 ! ! 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 7568 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 J0514+5602_C] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.300x0.300 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 6 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.012035Jy sigma=24.656248 ! Fit after self-cal, rms=0.798466Jy sigma=19.441987 ! 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=1.253 mas, bmaj=4.721 mas, bpa=-24.86 degrees ! Estimated noise=0.534483 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 = 0.150011 Jy ! Component: 100 - total flux cleaned = 0.186056 Jy ! Total flux subtracted in 100 components = 0.186056 Jy ! Clean residual min=-0.008340 max=0.014483 Jy/beam ! Clean residual mean=-0.000008 rms=0.001590 Jy/beam ! Combined flux in latest and established models = 0.186056 Jy ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 7 components and 0.186056 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=0.048052Jy sigma=1.083527 ! Fit after self-cal, rms=0.048038Jy sigma=1.083191 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0157387 Jy ! Component: 100 - total flux cleaned = 0.0236955 Jy ! Total flux subtracted in 100 components = 0.0236955 Jy ! Clean residual min=-0.005080 max=0.008876 Jy/beam ! Clean residual mean=-0.000005 rms=0.001089 Jy/beam ! Combined flux in latest and established models = 0.209752 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 14 components and 0.209752 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=0.040619Jy sigma=0.883223 ! Fit after self-cal, rms=0.040585Jy sigma=0.882827 ! Inverting map ! Added new window around map position (-3, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00829116 Jy ! Component: 100 - total flux cleaned = 0.0134486 Jy ! Total flux subtracted in 100 components = 0.0134486 Jy ! Clean residual min=-0.004151 max=0.004561 Jy/beam ! Clean residual mean=-0.000003 rms=0.000883 Jy/beam ! Combined flux in latest and established models = 0.2232 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 21 components and 0.2232 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=0.038044Jy sigma=0.809735 ! Fit after self-cal, rms=0.037867Jy sigma=0.806255 ! 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=1.629 mas, bmaj=4.899 mas, bpa=-25.13 degrees ! Estimated noise=0.345494 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 = 0.0072921 Jy ! Component: 100 - total flux cleaned = 0.0120429 Jy ! Component: 150 - total flux cleaned = 0.0156236 Jy ! Component: 200 - total flux cleaned = 0.0183863 Jy ! Total flux subtracted in 200 components = 0.0183863 Jy ! Clean residual min=-0.004197 max=0.004342 Jy/beam ! Clean residual mean=-0.000007 rms=0.000935 Jy/beam ! Combined flux in latest and established models = 0.241586 Jy ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 53 components and 0.241587 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=0.036173Jy sigma=0.755488 ! Fit after self-cal, rms=0.036025Jy sigma=0.752494 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.629 x 4.899 at -25.13 degrees (North through East) ! Clean map min=-0.0040783 max=0.1976 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.98 HN 0.99 KP 0.97 ! LA 1.05 MK 0.99 NL 1.03 OV 1.02 ! PT 0.93 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 0.98 HN 1.00 KP 0.95 ! LA 1.04 MK 1.00 NL 1.03 OV 1.04 ! PT 0.93 SC 1.01 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 0.98 HN 1.01 KP 0.96 ! LA 1.03 MK 0.93 NL 1.05 OV 1.04 ! PT 0.94 SC 0.98 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.00 HN 0.91 KP 0.97 ! LA 1.01 MK 1.01 NL 0.96 OV 1.02 ! PT 0.86 SC 0.99 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.02 KP 0.95 ! LA 1.05 MK 1.01 NL 1.04 OV 1.04 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.99 HN 1.03 KP 0.97 ! LA 1.04 MK 1.00 NL 1.04 OV 1.02 ! PT 0.94 SC 1.02 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.00 HN 1.02 KP 0.94 ! LA 1.04 MK 1.01 NL 1.01 OV 1.02 ! PT 0.94 SC 1.03 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 0.99 HN 1.01 KP 0.98 ! LA 1.04 MK 1.02 NL 1.00 OV 1.02 ! PT 0.94 SC 1.02 ! ! ! Fit before self-cal, rms=0.036025Jy sigma=0.752494 ! Fit after self-cal, rms=0.034010Jy sigma=0.689232 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.633 mas, bmaj=4.92 mas, bpa=-25.23 degrees ! Estimated noise=0.345515 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 (7.2, -12.9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00206237 Jy ! Component: 100 - total flux cleaned = 0.00292371 Jy ! Component: 150 - total flux cleaned = 0.00311546 Jy ! Component: 200 - total flux cleaned = 0.00315301 Jy ! Total flux subtracted in 200 components = 0.00315301 Jy ! Clean residual min=-0.001584 max=0.001327 Jy/beam ! Clean residual mean=0.000003 rms=0.000335 Jy/beam ! Combined flux in latest and established models = 0.24474 Jy ! Performing phase self-cal ! Adding 15 model components to the UV plane model. ! The established model now contains 67 components and 0.24474 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=0.033828Jy sigma=0.684574 ! Fit after self-cal, rms=0.033821Jy sigma=0.684284 ! 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=0.033821Jy sigma=0.684284 ! Fit after self-cal, rms=0.033788Jy sigma=0.684065 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.63 mas, bmaj=4.922 mas, bpa=-25.25 degrees ! Estimated noise=0.345614 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000547154 Jy ! Component: 100 - total flux cleaned = 0.000548085 Jy ! Component: 150 - total flux cleaned = 0.000518125 Jy ! Component: 200 - total flux cleaned = 0.00046475 Jy ! Total flux subtracted in 200 components = 0.00046475 Jy ! Clean residual min=-0.001502 max=0.001276 Jy/beam ! Clean residual mean=0.000003 rms=0.000312 Jy/beam ! Combined flux in latest and established models = 0.245204 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 77 components and 0.245204 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=0.033721Jy sigma=0.682425 ! Fit after self-cal, rms=0.033715Jy sigma=0.682349 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 = 0.000236403 Jy ! Component: 100 - total flux cleaned = 0.000168566 Jy ! Component: 150 - total flux cleaned = 0.000126203 Jy ! Component: 200 - total flux cleaned = 8.58655e-05 Jy ! Total flux subtracted in 200 components = 8.58655e-05 Jy ! Clean residual min=-0.001430 max=0.001262 Jy/beam ! Clean residual mean=0.000003 rms=0.000304 Jy/beam ! Combined flux in latest and established models = 0.24529 Jy ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 87 components and 0.24529 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=0.033685Jy sigma=0.681669 ! Fit after self-cal, rms=0.033683Jy sigma=0.681644 ! 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=0.033683Jy sigma=0.681644 ! Fit after self-cal, rms=0.033652Jy sigma=0.681381 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.627 mas, bmaj=4.923 mas, bpa=-25.26 degrees ! Estimated noise=0.345632 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000204957 Jy ! Component: 100 - total flux cleaned = 0.000315776 Jy ! Component: 150 - total flux cleaned = 0.000297286 Jy ! Component: 200 - total flux cleaned = 0.000296647 Jy ! Total flux subtracted in 200 components = 0.000296647 Jy ! Clean residual min=-0.001401 max=0.001260 Jy/beam ! Clean residual mean=0.000003 rms=0.000296 Jy/beam ! Combined flux in latest and established models = 0.245587 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 96 components and 0.245587 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=0.033624Jy sigma=0.680721 ! Fit after self-cal, rms=0.033622Jy sigma=0.680700 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 = 0.000100313 Jy ! Component: 100 - total flux cleaned = 5.22746e-05 Jy ! Component: 150 - total flux cleaned = 6.56194e-06 Jy ! Component: 200 - total flux cleaned = -8.23879e-06 Jy ! Total flux subtracted in 200 components = -8.23879e-06 Jy ! Clean residual min=-0.001363 max=0.001256 Jy/beam ! Clean residual mean=0.000003 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.245579 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 102 components and 0.245579 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=0.033607Jy sigma=0.680383 ! Fit after self-cal, rms=0.033607Jy sigma=0.680376 ! 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=0.033607Jy sigma=0.680376 ! Fit after self-cal, rms=0.033586Jy sigma=0.680222 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=3.597 mas, bmaj=5.295 mas, bpa=-29.77 degrees ! Estimated noise=0.420312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000102052 Jy ! Component: 100 - total flux cleaned = 8.5187e-05 Jy ! Component: 150 - total flux cleaned = 9.69064e-05 Jy ! Component: 200 - total flux cleaned = 0.000107697 Jy ! Total flux subtracted in 200 components = 0.000107697 Jy ! Clean residual min=-0.001559 max=0.001258 Jy/beam ! Clean residual mean=0.000006 rms=0.000369 Jy/beam ! Combined flux in latest and established models = 0.245686 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 116 components and 0.245686 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=0.033580Jy sigma=0.680032 ! Fit after self-cal, rms=0.033579Jy sigma=0.680019 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -1.06943e-05 Jy ! Component: 100 - total flux cleaned = 1.77518e-05 Jy ! Component: 150 - total flux cleaned = 3.44246e-05 Jy ! Component: 200 - total flux cleaned = 3.48024e-05 Jy ! Total flux subtracted in 200 components = 3.48024e-05 Jy ! Clean residual min=-0.001494 max=0.001256 Jy/beam ! Clean residual mean=0.000006 rms=0.000366 Jy/beam ! Combined flux in latest and established models = 0.245721 Jy ! Performing phase self-cal ! Adding 28 model components to the UV plane model. ! The established model now contains 133 components and 0.245721 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=0.033577Jy sigma=0.679953 ! Fit after self-cal, rms=0.033577Jy sigma=0.679949 ! 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=4.924 mas, bpa=-25.28 degrees ! Estimated noise=0.345676 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.624 x 4.924 at -25.28 degrees (North through East) ! Clean map min=-0.0012779 max=0.19756 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=1.249 mas, bmaj=4.735 mas, bpa=-24.96 degrees ! Estimated noise=0.535306 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.150144 Jy ! Component: 100 - total flux cleaned = 0.186721 Jy ! Component: 150 - total flux cleaned = 0.203499 Jy ! Component: 200 - total flux cleaned = 0.213817 Jy ! Total flux subtracted in 200 components = 0.213817 Jy ! Clean residual min=-0.004310 max=0.005389 Jy/beam ! Clean residual mean=-0.000002 rms=0.000780 Jy/beam ! Combined flux in latest and established models = 0.213817 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 11 model components to the UV plane model. ! The established model now contains 11 components and 0.213817 Jy ! Inverting map and beam ! Estimated beam: bmin=1.624 mas, bmaj=4.924 mas, bpa=-25.28 degrees ! Estimated noise=0.345676 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 = 0.00909053 Jy ! Component: 100 - total flux cleaned = 0.0144741 Jy ! Component: 150 - total flux cleaned = 0.0182198 Jy ! Component: 200 - total flux cleaned = 0.0209672 Jy ! Total flux subtracted in 200 components = 0.0209672 Jy ! Clean residual min=-0.001578 max=0.001824 Jy/beam ! Clean residual mean=-0.000002 rms=0.000457 Jy/beam ! Combined flux in latest and established models = 0.234785 Jy ! Adding 34 model components to the UV plane model. ! The established model now contains 41 components and 0.234785 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=3.597 mas, bmaj=5.295 mas, bpa=-29.77 degrees ! Estimated noise=0.420312 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00296319 Jy ! Component: 100 - total flux cleaned = 0.00495294 Jy ! Component: 150 - total flux cleaned = 0.00643975 Jy ! Component: 200 - total flux cleaned = 0.00746772 Jy ! Total flux subtracted in 200 components = 0.00746772 Jy ! Clean residual min=-0.001650 max=0.001283 Jy/beam ! Clean residual mean=0.000003 rms=0.000418 Jy/beam ! Combined flux in latest and established models = 0.242252 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 = 0.000673059 Jy ! Component: 100 - total flux cleaned = 0.00125156 Jy ! Component: 150 - total flux cleaned = 0.00167614 Jy ! Component: 200 - total flux cleaned = 0.00198857 Jy ! Total flux subtracted in 200 components = 0.00198857 Jy ! Clean residual min=-0.001477 max=0.001246 Jy/beam ! Clean residual mean=0.000005 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.244241 Jy ! Adding 81 model components to the UV plane model. ! The established model now contains 111 components and 0.244241 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.624 mas, bmaj=4.924 mas, bpa=-25.28 degrees ! Estimated noise=0.345676 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000154482 Jy ! Component: 100 - total flux cleaned = 2.51934e-05 Jy ! Component: 150 - total flux cleaned = 0.000153819 Jy ! Component: 200 - total flux cleaned = 0.000300821 Jy ! Total flux subtracted in 200 components = 0.000300821 Jy ! Clean residual min=-0.001355 max=0.001198 Jy/beam ! Clean residual mean=0.000003 rms=0.000293 Jy/beam ! Combined flux in latest and established models = 0.244542 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 131 components and 0.244542 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=0.033655Jy sigma=0.681428 ! Fit after self-cal, rms=0.033650Jy sigma=0.681192 wmodel J0514+5602_C_map.mod ! Writing 131 model components to file: J0514+5602_C_map.mod wobs J0514+5602_C_uvs.fits ! Writing UV FITS file: J0514+5602_C_uvs.fits wwins J0514+5602_C_map.win ! wwins: Wrote 3 windows to J0514+5602_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 = -0.00014953 Jy ! Component: 100 - total flux cleaned = -0.000212969 Jy ! Component: 150 - total flux cleaned = -0.000312413 Jy ! Component: 200 - total flux cleaned = -0.00040785 Jy ! Component: 250 - total flux cleaned = -0.000444495 Jy ! Component: 300 - total flux cleaned = -0.00042665 Jy ! Component: 350 - total flux cleaned = -0.000392119 Jy ! Component: 400 - total flux cleaned = -0.000408722 Jy ! Component: 450 - total flux cleaned = -0.000392491 Jy ! Component: 500 - total flux cleaned = -0.000456222 Jy ! Component: 550 - total flux cleaned = -0.000533913 Jy ! Component: 600 - total flux cleaned = -0.000625422 Jy ! Component: 650 - total flux cleaned = -0.000685202 Jy ! Component: 700 - total flux cleaned = -0.000699751 Jy ! Component: 750 - total flux cleaned = -0.000728822 Jy ! Component: 800 - total flux cleaned = -0.000757478 Jy ! Component: 850 - total flux cleaned = -0.000757508 Jy ! Component: 900 - total flux cleaned = -0.000757467 Jy ! Component: 950 - total flux cleaned = -0.000757345 Jy ! Component: 1000 - total flux cleaned = -0.000784288 Jy ! Component: 1050 - total flux cleaned = -0.000797844 Jy ! Component: 1100 - total flux cleaned = -0.000824157 Jy ! Component: 1150 - total flux cleaned = -0.000850282 Jy ! Component: 1200 - total flux cleaned = -0.000824377 Jy ! Component: 1250 - total flux cleaned = -0.000875851 Jy ! Component: 1300 - total flux cleaned = -0.000914011 Jy ! Component: 1350 - total flux cleaned = -0.000939259 Jy ! Component: 1400 - total flux cleaned = -0.000951908 Jy ! Component: 1450 - total flux cleaned = -0.000976762 Jy ! Component: 1500 - total flux cleaned = -0.00103831 Jy ! Component: 1550 - total flux cleaned = -0.00107478 Jy ! Component: 1600 - total flux cleaned = -0.00107472 Jy ! Component: 1650 - total flux cleaned = -0.00109858 Jy ! Component: 1700 - total flux cleaned = -0.00109846 Jy ! Component: 1750 - total flux cleaned = -0.00113383 Jy ! Component: 1800 - total flux cleaned = -0.00108711 Jy ! Component: 1850 - total flux cleaned = -0.00112196 Jy ! Component: 1900 - total flux cleaned = -0.00116792 Jy ! Component: 1950 - total flux cleaned = -0.00115647 Jy ! Component: 2000 - total flux cleaned = -0.00119051 Jy ! Component: 2050 - total flux cleaned = -0.00116792 Jy ! Component: 2100 - total flux cleaned = -0.00120145 Jy ! Component: 2150 - total flux cleaned = -0.00119043 Jy ! Component: 2200 - total flux cleaned = -0.00120157 Jy ! Component: 2250 - total flux cleaned = -0.00122341 Jy ! Component: 2300 - total flux cleaned = -0.00126682 Jy ! Component: 2350 - total flux cleaned = -0.00125613 Jy ! Component: 2400 - total flux cleaned = -0.00129904 Jy ! Component: 2450 - total flux cleaned = -0.00135218 Jy ! Component: 2500 - total flux cleaned = -0.00134159 Jy ! Component: 2550 - total flux cleaned = -0.00136259 Jy ! Component: 2600 - total flux cleaned = -0.00134183 Jy ! Component: 2650 - total flux cleaned = -0.00138333 Jy ! Component: 2700 - total flux cleaned = -0.00141423 Jy ! Component: 2750 - total flux cleaned = -0.00148572 Jy ! Component: 2800 - total flux cleaned = -0.00145512 Jy ! Component: 2850 - total flux cleaned = -0.00146526 Jy ! Component: 2900 - total flux cleaned = -0.00151549 Jy ! Component: 2950 - total flux cleaned = -0.00152545 Jy ! Component: 3000 - total flux cleaned = -0.00152544 Jy ! Component: 3050 - total flux cleaned = -0.00154518 Jy ! Component: 3100 - total flux cleaned = -0.0015648 Jy ! Component: 3150 - total flux cleaned = -0.00162305 Jy ! Component: 3200 - total flux cleaned = -0.00166154 Jy ! Component: 3250 - total flux cleaned = -0.00165188 Jy ! Component: 3300 - total flux cleaned = -0.0016425 Jy ! Component: 3350 - total flux cleaned = -0.00168999 Jy ! Component: 3400 - total flux cleaned = -0.00174661 Jy ! Component: 3450 - total flux cleaned = -0.00178418 Jy ! Component: 3500 - total flux cleaned = -0.0017934 Jy ! Component: 3550 - total flux cleaned = -0.001812 Jy ! Component: 3600 - total flux cleaned = -0.00184897 Jy ! Component: 3650 - total flux cleaned = -0.0018581 Jy ! Component: 3700 - total flux cleaned = -0.00187633 Jy ! Component: 3750 - total flux cleaned = -0.00187636 Jy ! Component: 3800 - total flux cleaned = -0.00188543 Jy ! Component: 3850 - total flux cleaned = -0.00193028 Jy ! Component: 3900 - total flux cleaned = -0.00193031 Jy ! Component: 3950 - total flux cleaned = -0.00195695 Jy ! Component: 4000 - total flux cleaned = -0.00197466 Jy ! Component: 4050 - total flux cleaned = -0.00196589 Jy ! Total flux subtracted in 4096 components = -0.00196582 Jy ! Clean residual min=-0.000472 max=0.000543 Jy/beam ! Clean residual mean=0.000001 rms=0.000160 Jy/beam ! Combined flux in latest and established models = 0.242576 Jy keep ! Adding 276 model components to the UV plane model. ! The established model now contains 405 components and 0.242576 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0514+5602_C_20180503_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.624 x 4.924 at -25.28 degrees (North through East) ! Clean map min=-0.0010759 max=0.19801 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0514+5602_C_20180503_map.fits wmodel /vlbi/bs262/maps//J0514+5602_C_20180503_map.mod ! Writing 405 model components to file: /vlbi/bs262/maps//J0514+5602_C_20180503_map.mod wobs /vlbi/bs262/maps//J0514+5602_C_20180503_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0514+5602_C_20180503_uvs.fits wwins /vlbi/bs262/maps//J0514+5602_C_20180503_map.win ! wwins: Wrote 4 windows to /vlbi/bs262/maps//J0514+5602_C_20180503_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.198009 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000159875 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.242224 0.242224 0.484449 0.968897 1.93779 3.87559 7.75118 15.5024 31.0047 62.0094 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0004 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.198 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1238.52 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0514+5602_C_20180503_dfm.log closed on Mon Jun 4 23:18:02 2018