! Started logfile: /vlbi/sb072/temp_maps//J1826+1831_X_dfm.log on Sat Dec 15 22:32:51 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 /vlbi/sb072/temp_maps//J1826+1831_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J1826+1831_X_uva.fits ! AN table 1: 5 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J1826+1831 ! ! 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 1440 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 J1826+1831_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=1.000580Jy sigma=41.236940 ! Fit after self-cal, rms=0.946506Jy sigma=38.773911 ! 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=0.6666 mas, bmaj=2.033 mas, bpa=-0.9889 degrees ! Estimated noise=0.667702 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 = 0.0348733 Jy ! Component: 100 - total flux cleaned = 0.0558898 Jy ! Total flux subtracted in 100 components = 0.0558898 Jy ! Clean residual min=-0.010271 max=0.014270 Jy/beam ! Clean residual mean=-0.000006 rms=0.002698 Jy/beam ! Combined flux in latest and established models = 0.0558898 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 12 components and 0.0558898 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=0.051961Jy sigma=2.197414 ! Fit after self-cal, rms=0.050646Jy sigma=2.166540 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8451 mas, bmaj=2.219 mas, bpa=0.1274 degrees ! Estimated noise=0.467416 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 = 0.0277306 Jy ! Component: 100 - total flux cleaned = 0.0434833 Jy ! Component: 150 - total flux cleaned = 0.0541517 Jy ! Component: 200 - total flux cleaned = 0.0615947 Jy ! Total flux subtracted in 200 components = 0.0615947 Jy ! Clean residual min=-0.007569 max=0.012902 Jy/beam ! Clean residual mean=-0.000002 rms=0.002614 Jy/beam ! Combined flux in latest and established models = 0.117484 Jy ! Performing phase self-cal ! Adding 44 model components to the UV plane model. ! The established model now contains 50 components and 0.117484 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=0.033300Jy sigma=1.328394 ! Fit after self-cal, rms=0.033036Jy sigma=1.318551 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8451 x 2.219 at 0.1274 degrees (North through East) ! Clean map min=-0.0071978 max=0.054369 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.97 FD 0.89 HN 1.17 LA 0.92 ! MK 1.32 NL 1.44 OV 0.91 PT 0.76 ! SC 3.03 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.89 HN 1.11 LA 0.89 ! MK 1.32 NL 1.47 OV 0.93 PT 0.75 ! SC 4.13 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.89 HN 1.14 LA 0.93 ! MK 1.39 NL 1.40 OV 0.92 PT 0.74 ! SC 2.45 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.88 HN 1.20 LA 0.97 ! MK 1.66 NL 1.34 OV 0.92 PT 0.76 ! SC 1.93 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 0.87 HN 1.25 LA 0.93 ! MK 1.60 NL 1.46 OV 0.89 PT 0.76 ! SC 1.97 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.87 HN 1.14 LA 0.91 ! MK 2.64 NL 1.47 OV 0.90 PT 0.78 ! SC 1.58 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 0.85 HN 1.32 LA 0.93 ! MK 1.54 NL 1.48 OV 0.93 PT 0.80 ! SC 1.85 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 0.92 HN 1.08 LA 0.92 ! MK 2.25 NL 1.50 OV 0.92 PT 0.79 ! SC 1.86 ! ! ! Fit before self-cal, rms=0.033036Jy sigma=1.318551 ! Fit after self-cal, rms=0.042219Jy sigma=0.949368 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.034 mas, bmaj=2.495 mas, bpa=-1.729 degrees ! Estimated noise=0.557262 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 (41.2, 9). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00577498 Jy ! Component: 100 - total flux cleaned = 0.00594906 Jy ! Component: 150 - total flux cleaned = 0.00541045 Jy ! Component: 200 - total flux cleaned = 0.00503229 Jy ! Total flux subtracted in 200 components = 0.00503229 Jy ! Clean residual min=-0.005577 max=0.006060 Jy/beam ! Clean residual mean=0.000001 rms=0.001406 Jy/beam ! Combined flux in latest and established models = 0.122517 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 65 components and 0.122517 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=0.040558Jy sigma=0.888134 ! Fit after self-cal, rms=0.040756Jy sigma=0.879040 ! 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=0.040756Jy sigma=0.879040 ! Fit after self-cal, rms=0.037138Jy sigma=0.873098 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=2.442 mas, bpa=-0.3469 degrees ! Estimated noise=0.541561 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00126213 Jy ! Component: 100 - total flux cleaned = 0.00108877 Jy ! Component: 150 - total flux cleaned = 0.000941706 Jy ! Component: 200 - total flux cleaned = 0.000805845 Jy ! Total flux subtracted in 200 components = 0.000805845 Jy ! Clean residual min=-0.005154 max=0.005838 Jy/beam ! Clean residual mean=0.000001 rms=0.001294 Jy/beam ! Combined flux in latest and established models = 0.123323 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 78 components and 0.123323 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=0.036606Jy sigma=0.857688 ! Fit after self-cal, rms=0.036585Jy sigma=0.857059 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 (27.6, 3.8). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00201733 Jy ! Component: 100 - total flux cleaned = 0.000606859 Jy ! Component: 150 - total flux cleaned = -0.000344761 Jy ! Component: 200 - total flux cleaned = -0.000932427 Jy ! Total flux subtracted in 200 components = -0.000932427 Jy ! Clean residual min=-0.004726 max=0.005428 Jy/beam ! Clean residual mean=0.000001 rms=0.001163 Jy/beam ! Combined flux in latest and established models = 0.12239 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 98 components and 0.12239 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=0.035688Jy sigma=0.809688 ! Fit after self-cal, rms=0.035584Jy sigma=0.806513 ! Inverting map ! Added new window around map position (1.4, 1.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0026669 Jy ! Component: 100 - total flux cleaned = 0.00418664 Jy ! Component: 150 - total flux cleaned = 0.00511951 Jy ! Component: 200 - total flux cleaned = 0.00564734 Jy ! Total flux subtracted in 200 components = 0.00564734 Jy ! Clean residual min=-0.004633 max=0.004171 Jy/beam ! Clean residual mean=0.000001 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.128037 Jy ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 125 components and 0.128037 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=0.034326Jy sigma=0.765731 ! Fit after self-cal, rms=0.034074Jy sigma=0.761630 ! 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=0.034074Jy sigma=0.761630 ! Fit after self-cal, rms=0.028922Jy sigma=0.747618 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=2.397 mas, bpa=1.498 degrees ! Estimated noise=0.530508 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00202616 Jy ! Component: 100 - total flux cleaned = 0.0032731 Jy ! Component: 150 - total flux cleaned = 0.00403593 Jy ! Component: 200 - total flux cleaned = 0.00424194 Jy ! Total flux subtracted in 200 components = 0.00424194 Jy ! Clean residual min=-0.004157 max=0.003503 Jy/beam ! Clean residual mean=0.000001 rms=0.000849 Jy/beam ! Combined flux in latest and established models = 0.132279 Jy selfcal ! Performing phase self-cal ! Adding 36 model components to the UV plane model. ! The established model now contains 147 components and 0.132279 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=0.028298Jy sigma=0.727169 ! Fit after self-cal, rms=0.028220Jy sigma=0.726056 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 = 0.000588314 Jy ! Component: 100 - total flux cleaned = 0.000650441 Jy ! Component: 150 - total flux cleaned = 0.000424265 Jy ! Component: 200 - total flux cleaned = 0.000265529 Jy ! Total flux subtracted in 200 components = 0.000265529 Jy ! Clean residual min=-0.003930 max=0.003254 Jy/beam ! Clean residual mean=0.000001 rms=0.000816 Jy/beam ! Combined flux in latest and established models = 0.132545 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 158 components and 0.132545 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=0.027908Jy sigma=0.717064 ! Fit after self-cal, rms=0.027881Jy sigma=0.716671 ! 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=0.027881Jy sigma=0.716671 ! Fit after self-cal, rms=0.026578Jy sigma=0.711825 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.164 mas, bmaj=3.155 mas, bpa=6.689 degrees ! Estimated noise=0.552208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000625375 Jy ! Component: 100 - total flux cleaned = 0.000699232 Jy ! Component: 150 - total flux cleaned = 0.000651331 Jy ! Component: 200 - total flux cleaned = 0.000562012 Jy ! Total flux subtracted in 200 components = 0.000562012 Jy ! Clean residual min=-0.003284 max=0.004637 Jy/beam ! Clean residual mean=0.000001 rms=0.001015 Jy/beam ! Combined flux in latest and established models = 0.133107 Jy selfcal ! Performing phase self-cal ! Adding 26 model components to the UV plane model. ! The established model now contains 179 components and 0.133107 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=0.026475Jy sigma=0.703208 ! Fit after self-cal, rms=0.026435Jy sigma=0.702823 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 (-20.6, -7.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00281614 Jy ! Component: 100 - total flux cleaned = 0.00290518 Jy ! Component: 150 - total flux cleaned = 0.00312121 Jy ! Component: 200 - total flux cleaned = 0.00329967 Jy ! Total flux subtracted in 200 components = 0.00329967 Jy ! Clean residual min=-0.002185 max=0.002120 Jy/beam ! Clean residual mean=0.000001 rms=0.000612 Jy/beam ! Combined flux in latest and established models = 0.136407 Jy ! Performing phase self-cal ! Adding 38 model components to the UV plane model. ! The established model now contains 216 components and 0.136407 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=0.026054Jy sigma=0.678062 ! Fit after self-cal, rms=0.026033Jy sigma=0.676992 ! 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=1.001 mas, bmaj=2.382 mas, bpa=1.865 degrees ! Estimated noise=0.526804 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.001 x 2.382 at 1.865 degrees (North through East) ! Clean map min=-0.0046313 max=0.058741 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=0.778 mas, bmaj=2.127 mas, bpa=0.4108 degrees ! Estimated noise=0.857664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0429661 Jy ! Component: 100 - total flux cleaned = 0.0665212 Jy ! Component: 150 - total flux cleaned = 0.0815482 Jy ! Component: 200 - total flux cleaned = 0.0925468 Jy ! Total flux subtracted in 200 components = 0.0925468 Jy ! Clean residual min=-0.006367 max=0.008275 Jy/beam ! Clean residual mean=-0.000004 rms=0.001829 Jy/beam ! Combined flux in latest and established models = 0.0925469 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 30 model components to the UV plane model. ! The established model now contains 30 components and 0.0925469 Jy ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=2.382 mas, bpa=1.865 degrees ! Estimated noise=0.526804 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (14.6, 35.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0142242 Jy ! Component: 100 - total flux cleaned = 0.0231106 Jy ! Component: 150 - total flux cleaned = 0.0298967 Jy ! Component: 200 - total flux cleaned = 0.0348348 Jy ! Total flux subtracted in 200 components = 0.0348348 Jy ! Clean residual min=-0.005005 max=0.004717 Jy/beam ! Clean residual mean=-0.000001 rms=0.001321 Jy/beam ! Combined flux in latest and established models = 0.127382 Jy ! Adding 63 model components to the UV plane model. ! The established model now contains 84 components and 0.127382 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=2.164 mas, bmaj=3.155 mas, bpa=6.689 degrees ! Estimated noise=0.552208 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00514356 Jy ! Component: 100 - total flux cleaned = 0.0077332 Jy ! Component: 150 - total flux cleaned = 0.00921605 Jy ! Component: 200 - total flux cleaned = 0.00975345 Jy ! Total flux subtracted in 200 components = 0.00975345 Jy ! Clean residual min=-0.003745 max=0.003473 Jy/beam ! Clean residual mean=-0.000000 rms=0.001060 Jy/beam ! Combined flux in latest and established models = 0.137135 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 = 0.000475943 Jy ! Component: 100 - total flux cleaned = 0.00088832 Jy ! Component: 150 - total flux cleaned = 0.00145098 Jy ! Component: 200 - total flux cleaned = 0.00202653 Jy ! Total flux subtracted in 200 components = 0.00202653 Jy ! Clean residual min=-0.003102 max=0.002487 Jy/beam ! Clean residual mean=0.000000 rms=0.000782 Jy/beam ! Combined flux in latest and established models = 0.139162 Jy ! Adding 59 model components to the UV plane model. ! The established model now contains 131 components and 0.139162 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.001 mas, bmaj=2.382 mas, bpa=1.865 degrees ! Estimated noise=0.526804 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00108955 Jy ! Component: 100 - total flux cleaned = 0.00146301 Jy ! Component: 150 - total flux cleaned = 0.00204271 Jy ! Component: 200 - total flux cleaned = 0.00226459 Jy ! Total flux subtracted in 200 components = 0.00226459 Jy ! Clean residual min=-0.003448 max=0.002762 Jy/beam ! Clean residual mean=0.000000 rms=0.000627 Jy/beam ! Combined flux in latest and established models = 0.141426 Jy selfcal ! Performing phase self-cal ! Adding 29 model components to the UV plane model. ! The established model now contains 154 components and 0.141426 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=0.026469Jy sigma=0.694074 ! Fit after self-cal, rms=0.026352Jy sigma=0.688261 wmodel J1826+1831_X_map.mod ! Writing 154 model components to file: J1826+1831_X_map.mod wobs J1826+1831_X_uvs.fits ! Writing UV FITS file: J1826+1831_X_uvs.fits wwins J1826+1831_X_map.win ! wwins: Wrote 6 windows to J1826+1831_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 = -0.00116627 Jy ! Component: 100 - total flux cleaned = -0.00104731 Jy ! Component: 150 - total flux cleaned = -0.000895847 Jy ! Component: 200 - total flux cleaned = -0.000751965 Jy ! Component: 250 - total flux cleaned = -0.000786555 Jy ! Component: 300 - total flux cleaned = -0.000754159 Jy ! Component: 350 - total flux cleaned = -0.000691106 Jy ! Component: 400 - total flux cleaned = -0.000599367 Jy ! Component: 450 - total flux cleaned = -0.000540217 Jy ! Component: 500 - total flux cleaned = -0.000483001 Jy ! Component: 550 - total flux cleaned = -0.000482618 Jy ! Component: 600 - total flux cleaned = -0.000455058 Jy ! Component: 650 - total flux cleaned = -0.00034925 Jy ! Component: 700 - total flux cleaned = -0.000349458 Jy ! Component: 750 - total flux cleaned = -0.000374431 Jy ! Component: 800 - total flux cleaned = -0.000324427 Jy ! Component: 850 - total flux cleaned = -0.000324868 Jy ! Component: 900 - total flux cleaned = -0.000395512 Jy ! Component: 950 - total flux cleaned = -0.000324985 Jy ! Component: 1000 - total flux cleaned = -0.000325131 Jy ! Component: 1050 - total flux cleaned = -0.000280427 Jy ! Component: 1100 - total flux cleaned = -0.000302273 Jy ! Component: 1150 - total flux cleaned = -0.000259158 Jy ! Component: 1200 - total flux cleaned = -0.000196047 Jy ! Component: 1250 - total flux cleaned = -0.00019634 Jy ! Component: 1300 - total flux cleaned = -0.000114092 Jy ! Component: 1350 - total flux cleaned = -7.41138e-05 Jy ! Component: 1400 - total flux cleaned = -5.40417e-05 Jy ! Component: 1450 - total flux cleaned = 0.00014158 Jy ! Component: 1500 - total flux cleaned = 0.000238069 Jy ! Component: 1550 - total flux cleaned = 0.000295374 Jy ! Component: 1600 - total flux cleaned = 0.000445358 Jy ! Component: 1650 - total flux cleaned = 0.000556381 Jy ! Component: 1700 - total flux cleaned = 0.000647326 Jy ! Component: 1750 - total flux cleaned = 0.00071859 Jy ! Component: 1800 - total flux cleaned = 0.000753932 Jy ! Component: 1850 - total flux cleaned = 0.00077164 Jy ! Component: 1900 - total flux cleaned = 0.000788975 Jy ! Component: 1950 - total flux cleaned = 0.000822589 Jy ! Component: 2000 - total flux cleaned = 0.000805534 Jy ! Component: 2050 - total flux cleaned = 0.000838819 Jy ! Component: 2100 - total flux cleaned = 0.000855391 Jy ! Component: 2150 - total flux cleaned = 0.00096915 Jy ! Component: 2200 - total flux cleaned = 0.000969091 Jy ! Component: 2250 - total flux cleaned = 0.00106452 Jy ! Component: 2300 - total flux cleaned = 0.0011119 Jy ! Component: 2350 - total flux cleaned = 0.00120513 Jy ! Component: 2400 - total flux cleaned = 0.00126683 Jy ! Component: 2450 - total flux cleaned = 0.00134327 Jy ! Component: 2500 - total flux cleaned = 0.00141911 Jy ! Component: 2550 - total flux cleaned = 0.0015238 Jy ! Component: 2600 - total flux cleaned = 0.00161254 Jy ! Component: 2650 - total flux cleaned = 0.00168582 Jy ! Component: 2700 - total flux cleaned = 0.0017583 Jy ! Component: 2750 - total flux cleaned = 0.0018304 Jy ! Component: 2800 - total flux cleaned = 0.0019302 Jy ! Component: 2850 - total flux cleaned = 0.00200082 Jy ! Component: 2900 - total flux cleaned = 0.00209911 Jy ! Component: 2950 - total flux cleaned = 0.00223827 Jy ! Component: 3000 - total flux cleaned = 0.00230737 Jy ! Component: 3050 - total flux cleaned = 0.0024578 Jy ! Component: 3100 - total flux cleaned = 0.00255289 Jy ! Component: 3150 - total flux cleaned = 0.00266068 Jy ! Component: 3200 - total flux cleaned = 0.0027944 Jy ! Component: 3250 - total flux cleaned = 0.00288723 Jy ! Component: 3300 - total flux cleaned = 0.00299267 Jy ! Component: 3350 - total flux cleaned = 0.00308417 Jy ! Component: 3400 - total flux cleaned = 0.00322703 Jy ! Component: 3450 - total flux cleaned = 0.00331728 Jy ! Component: 3500 - total flux cleaned = 0.00341975 Jy ! Component: 3550 - total flux cleaned = 0.00350875 Jy ! Component: 3600 - total flux cleaned = 0.00360978 Jy ! Component: 3650 - total flux cleaned = 0.0037226 Jy ! Component: 3700 - total flux cleaned = 0.00374766 Jy ! Component: 3750 - total flux cleaned = 0.00385909 Jy ! Component: 3800 - total flux cleaned = 0.00392065 Jy ! Component: 3850 - total flux cleaned = 0.00403072 Jy ! Component: 3900 - total flux cleaned = 0.0041036 Jy ! Component: 3950 - total flux cleaned = 0.0041277 Jy ! Component: 4000 - total flux cleaned = 0.00422382 Jy ! Component: 4050 - total flux cleaned = 0.00428346 Jy ! Total flux subtracted in 4096 components = 0.0043666 Jy ! Clean residual min=-0.000678 max=0.000775 Jy/beam ! Clean residual mean=0.000001 rms=0.000208 Jy/beam ! Combined flux in latest and established models = 0.145793 Jy keep ! Adding 265 model components to the UV plane model. ! The established model now contains 418 components and 0.145793 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J1826+1831_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.001 x 2.382 at 1.865 degrees (North through East) ! Clean map min=-0.0031567 max=0.058162 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J1826+1831_X_map.fits wmodel /vlbi/sb072/temp_maps//J1826+1831_X_map.mod ! Writing 418 model components to file: /vlbi/sb072/temp_maps//J1826+1831_X_map.mod wobs /vlbi/sb072/temp_maps//J1826+1831_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J1826+1831_X_uvs.fits wwins /vlbi/sb072/temp_maps//J1826+1831_X_map.win ! wwins: Wrote 7 windows to /vlbi/sb072/temp_maps//J1826+1831_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0581625 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000204694 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.0558 1.0558 2.11161 4.22321 8.44643 16.8929 33.7857 67.5714 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0006 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.058 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 284.143 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J1826+1831_X_dfm.log closed on Sat Dec 15 22:32:55 2018