! Started logfile: /vlbi/bs262/maps//J0207+0950_C_20180501_dfm.log on Mon Jun 4 23:13:03 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//J0207+0950_C_20180501_uva.fits ! Reading UV FITS file: /vlbi/bs262/maps//J0207+0950_C_20180501_uva.fits ! AN table 1: 90 integrations on 36 of 36 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J0207+0950 ! ! 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 25920 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 J0207+0950_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=1.002017Jy sigma=25.207814 ! Fit after self-cal, rms=0.977822Jy sigma=24.613681 ! 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=1.259 mas, bmaj=3.36 mas, bpa=3.796 degrees ! Estimated noise=0.414298 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 = 0.0204094 Jy ! Component: 100 - total flux cleaned = 0.0267853 Jy ! Total flux subtracted in 100 components = 0.0267853 Jy ! Clean residual min=-0.014952 max=0.007630 Jy/beam ! Clean residual mean=-0.000008 rms=0.002439 Jy/beam ! Combined flux in latest and established models = 0.0267853 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 11 components and 0.0267853 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=0.053513Jy sigma=1.276276 ! Fit after self-cal, rms=0.052723Jy sigma=1.254649 ! 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=1.556 mas, bmaj=3.728 mas, bpa=2.292 degrees ! Estimated noise=0.183431 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 = -0.00492475 Jy ! Component: 100 - total flux cleaned = -0.0062372 Jy ! Component: 150 - total flux cleaned = -0.00743252 Jy ! Component: 200 - total flux cleaned = -0.00801422 Jy ! Total flux subtracted in 200 components = -0.00801422 Jy ! Clean residual min=-0.013261 max=0.006655 Jy/beam ! Clean residual mean=-0.000006 rms=0.002201 Jy/beam ! Combined flux in latest and established models = 0.0187711 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 20 components and 0.0187711 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=0.051731Jy sigma=1.229843 ! Fit after self-cal, rms=0.051519Jy sigma=1.226005 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.556 x 3.728 at 2.292 degrees (North through East) ! Clean map min=-0.012914 max=0.024411 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.37 FD 2.07 HN 0.17 KP 2.42 ! LA 2.32 MK 1.83 NL 1.77 OV 1.40 ! SC 1.21 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.22 FD 1.95 HN 0.17 KP 2.36 ! LA 1.97 MK 1.84 NL 1.57 OV 1.60 ! SC 1.23 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.38 FD 1.82 HN 0.16 KP 2.54 ! LA 2.10 MK 2.00 NL 1.52 OV 1.78 ! SC 1.19 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 1.77 HN 0.18 KP 2.73 ! LA 2.33 MK 1.95 NL 1.78 OV 1.89 ! SC 1.34 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.42 FD 1.85 HN 0.21 KP 2.32 ! LA 2.16 MK 1.71 NL 1.77 OV 1.93 ! SC 1.19 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 2.15 HN 0.17 KP 2.72 ! LA 2.55 MK 1.93 NL 1.82 OV 2.11 ! SC 1.47 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.32 FD 2.10 HN 0.18 KP 2.57 ! LA 2.47 MK 1.70 NL 1.87 OV 2.03 ! SC 1.35 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.52 FD 1.85 HN 0.16 KP 2.54 ! LA 2.71 MK 1.75 NL 1.70 OV 2.12 ! SC 1.38 ! ! ! Fit before self-cal, rms=0.051519Jy sigma=1.226005 ! Fit after self-cal, rms=0.077726Jy sigma=0.916914 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.452 mas, bmaj=3.632 mas, bpa=-4.453 degrees ! Estimated noise=0.190301 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 = 0.000189453 Jy ! Component: 100 - total flux cleaned = 0.000355099 Jy ! Component: 150 - total flux cleaned = 0.000484318 Jy ! Component: 200 - total flux cleaned = 0.000607792 Jy ! Total flux subtracted in 200 components = 0.000607792 Jy ! Clean residual min=-0.000681 max=0.000604 Jy/beam ! Clean residual mean=0.000000 rms=0.000156 Jy/beam ! Combined flux in latest and established models = 0.0193789 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 29 components and 0.0193789 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=0.077711Jy sigma=0.916978 ! Fit after self-cal, rms=0.082097Jy sigma=0.821590 ! 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=0.082097Jy sigma=0.821590 ! Fit after self-cal, rms=0.156867Jy sigma=0.804646 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.43 mas, bmaj=3.792 mas, bpa=-6.668 degrees ! Estimated noise=0.199085 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00167134 Jy ! Component: 100 - total flux cleaned = -0.00184126 Jy ! Component: 150 - total flux cleaned = -0.00184097 Jy ! Component: 200 - total flux cleaned = -0.00189142 Jy ! Total flux subtracted in 200 components = -0.00189142 Jy ! Clean residual min=-0.002009 max=0.000991 Jy/beam ! Clean residual mean=-0.000001 rms=0.000328 Jy/beam ! Combined flux in latest and established models = 0.0174875 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 40 components and 0.0174875 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=0.156699Jy sigma=0.808642 ! Fit after self-cal, rms=0.156948Jy sigma=0.808152 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 = -0.000295934 Jy ! Component: 100 - total flux cleaned = -0.000369389 Jy ! Component: 150 - total flux cleaned = -0.000422097 Jy ! Component: 200 - total flux cleaned = -0.000523165 Jy ! Total flux subtracted in 200 components = -0.000523165 Jy ! Clean residual min=-0.002243 max=0.001180 Jy/beam ! Clean residual mean=-0.000001 rms=0.000370 Jy/beam ! Combined flux in latest and established models = 0.0169643 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.0169643 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=0.156906Jy sigma=0.809380 ! Fit after self-cal, rms=0.156910Jy sigma=0.809340 ! 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=0.156910Jy sigma=0.809340 ! Fit after self-cal, rms=0.195178Jy sigma=0.802552 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.439 mas, bmaj=3.789 mas, bpa=-6.847 degrees ! Estimated noise=0.188589 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00124077 Jy ! Component: 100 - total flux cleaned = -0.0013786 Jy ! Component: 150 - total flux cleaned = -0.00139161 Jy ! Component: 200 - total flux cleaned = -0.00141628 Jy ! Total flux subtracted in 200 components = -0.00141628 Jy ! Clean residual min=-0.001551 max=0.000782 Jy/beam ! Clean residual mean=-0.000001 rms=0.000257 Jy/beam ! Combined flux in latest and established models = 0.015548 Jy selfcal ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 40 components and 0.015548 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=0.195080Jy sigma=0.805235 ! Fit after self-cal, rms=0.195130Jy sigma=0.805184 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 = -0.000116797 Jy ! Component: 100 - total flux cleaned = -0.000141269 Jy ! Component: 150 - total flux cleaned = -0.000175638 Jy ! Component: 200 - total flux cleaned = -0.000231365 Jy ! Total flux subtracted in 200 components = -0.000231365 Jy ! Clean residual min=-0.001583 max=0.000851 Jy/beam ! Clean residual mean=-0.000001 rms=0.000269 Jy/beam ! Combined flux in latest and established models = 0.0153167 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 43 components and 0.0153167 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=0.195116Jy sigma=0.805499 ! Fit after self-cal, rms=0.195118Jy sigma=0.805472 ! 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=0.195118Jy sigma=0.805472 ! Fit after self-cal, rms=0.221437Jy sigma=0.801929 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.306 mas, bmaj=4.062 mas, bpa=-1.192 degrees ! Estimated noise=0.344075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00128578 Jy ! Component: 100 - total flux cleaned = -0.00183145 Jy ! Component: 150 - total flux cleaned = -0.0019636 Jy ! Component: 200 - total flux cleaned = -0.00202986 Jy ! Total flux subtracted in 200 components = -0.00202986 Jy ! Clean residual min=-0.002028 max=0.001559 Jy/beam ! Clean residual mean=-0.000001 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.0132868 Jy selfcal ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 50 components and 0.0132868 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=0.221369Jy sigma=0.804506 ! Fit after self-cal, rms=0.221391Jy sigma=0.804485 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 = -0.000104373 Jy ! Component: 100 - total flux cleaned = -0.000155684 Jy ! Component: 150 - total flux cleaned = -0.000204474 Jy ! Component: 200 - total flux cleaned = -0.000240329 Jy ! Total flux subtracted in 200 components = -0.000240329 Jy ! Clean residual min=-0.002073 max=0.001641 Jy/beam ! Clean residual mean=-0.000001 rms=0.000436 Jy/beam ! Combined flux in latest and established models = 0.0130465 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 51 components and 0.0130465 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=0.221386Jy sigma=0.804775 ! Fit after self-cal, rms=0.221387Jy sigma=0.804757 ! 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=1.447 mas, bmaj=3.777 mas, bpa=-6.894 degrees ! Estimated noise=0.179806 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.447 x 3.777 at -6.894 degrees (North through East) ! Clean map min=-0.0049865 max=0.019369 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=1.3 mas, bmaj=3.687 mas, bpa=-7.791 degrees ! Estimated noise=0.389041 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0176456 Jy ! Component: 100 - total flux cleaned = 0.0201251 Jy ! Component: 150 - total flux cleaned = 0.0193321 Jy ! Component: 200 - total flux cleaned = 0.0185564 Jy ! Total flux subtracted in 200 components = 0.0185564 Jy ! Clean residual min=-0.002156 max=0.002404 Jy/beam ! Clean residual mean=-0.000000 rms=0.000468 Jy/beam ! Combined flux in latest and established models = 0.0185564 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 14 model components to the UV plane model. ! The established model now contains 14 components and 0.0185564 Jy ! Inverting map and beam ! Estimated beam: bmin=1.447 mas, bmaj=3.777 mas, bpa=-6.894 degrees ! Estimated noise=0.179806 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 (3.6, 2.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000943064 Jy ! Component: 100 - total flux cleaned = 0.00045209 Jy ! Component: 150 - total flux cleaned = -0.000195486 Jy ! Component: 200 - total flux cleaned = -0.000858862 Jy ! Total flux subtracted in 200 components = -0.000858862 Jy ! Clean residual min=-0.001279 max=0.000884 Jy/beam ! Clean residual mean=-0.000000 rms=0.000233 Jy/beam ! Combined flux in latest and established models = 0.0176976 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 30 components and 0.0176976 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=2.306 mas, bmaj=4.062 mas, bpa=-1.192 degrees ! Estimated noise=0.344075 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00128465 Jy ! Component: 100 - total flux cleaned = -0.00229456 Jy ! Component: 150 - total flux cleaned = -0.00319597 Jy ! Component: 200 - total flux cleaned = -0.00403279 Jy ! Total flux subtracted in 200 components = -0.00403279 Jy ! Clean residual min=-0.001708 max=0.001555 Jy/beam ! Clean residual mean=-0.000001 rms=0.000374 Jy/beam ! Combined flux in latest and established models = 0.0136648 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 = -0.000790365 Jy ! Component: 100 - total flux cleaned = -0.00153721 Jy ! Component: 150 - total flux cleaned = -0.00224312 Jy ! Component: 200 - total flux cleaned = -0.00291062 Jy ! Total flux subtracted in 200 components = -0.00291062 Jy ! Clean residual min=-0.001657 max=0.001556 Jy/beam ! Clean residual mean=-0.000001 rms=0.000368 Jy/beam ! Combined flux in latest and established models = 0.0107542 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 55 components and 0.0107542 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.447 mas, bmaj=3.777 mas, bpa=-6.894 degrees ! Estimated noise=0.179806 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -6.82108e-05 Jy ! Component: 100 - total flux cleaned = -0.000401688 Jy ! Component: 150 - total flux cleaned = -0.000620787 Jy ! Component: 200 - total flux cleaned = -0.00074584 Jy ! Total flux subtracted in 200 components = -0.00074584 Jy ! Clean residual min=-0.001361 max=0.001067 Jy/beam ! Clean residual mean=-0.000000 rms=0.000258 Jy/beam ! Combined flux in latest and established models = 0.0100083 Jy selfcal ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 74 components and 0.0100083 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=0.221332Jy sigma=0.805730 ! Fit after self-cal, rms=0.221320Jy sigma=0.803704 wmodel J0207+0950_C_map.mod ! Writing 74 model components to file: J0207+0950_C_map.mod wobs J0207+0950_C_uvs.fits ! Writing UV FITS file: J0207+0950_C_uvs.fits wwins J0207+0950_C_map.win ! wwins: Wrote 2 windows to J0207+0950_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 = -0.000498343 Jy ! Component: 100 - total flux cleaned = -0.000910359 Jy ! Component: 150 - total flux cleaned = -0.00127601 Jy ! Component: 200 - total flux cleaned = -0.00158154 Jy ! Component: 250 - total flux cleaned = -0.00187802 Jy ! Component: 300 - total flux cleaned = -0.00216687 Jy ! Component: 350 - total flux cleaned = -0.0024746 Jy ! Component: 400 - total flux cleaned = -0.00276327 Jy ! Component: 450 - total flux cleaned = -0.00303413 Jy ! Component: 500 - total flux cleaned = -0.00329976 Jy ! Component: 550 - total flux cleaned = -0.00352492 Jy ! Component: 600 - total flux cleaned = -0.0037113 Jy ! Component: 650 - total flux cleaned = -0.00389475 Jy ! Component: 700 - total flux cleaned = -0.00407554 Jy ! Component: 750 - total flux cleaned = -0.00426498 Jy ! Component: 800 - total flux cleaned = -0.00444079 Jy ! Component: 850 - total flux cleaned = -0.00460356 Jy ! Component: 900 - total flux cleaned = -0.00478575 Jy ! Component: 950 - total flux cleaned = -0.00494457 Jy ! Component: 1000 - total flux cleaned = -0.00512256 Jy ! Component: 1050 - total flux cleaned = -0.00528829 Jy ! Component: 1100 - total flux cleaned = -0.00545233 Jy ! Component: 1150 - total flux cleaned = -0.00562477 Jy ! Component: 1200 - total flux cleaned = -0.00578525 Jy ! Component: 1250 - total flux cleaned = -0.00595407 Jy ! Component: 1300 - total flux cleaned = -0.00611116 Jy ! Component: 1350 - total flux cleaned = -0.0062571 Jy ! Component: 1400 - total flux cleaned = -0.00642084 Jy ! Component: 1450 - total flux cleaned = -0.00653535 Jy ! Component: 1500 - total flux cleaned = -0.00668661 Jy ! Component: 1550 - total flux cleaned = -0.00680832 Jy ! Component: 1600 - total flux cleaned = -0.00693821 Jy ! Component: 1650 - total flux cleaned = -0.00707614 Jy ! Component: 1700 - total flux cleaned = -0.0071764 Jy ! Component: 1750 - total flux cleaned = -0.00728495 Jy ! Component: 1800 - total flux cleaned = -0.00738361 Jy ! Component: 1850 - total flux cleaned = -0.00749043 Jy ! Component: 1900 - total flux cleaned = -0.00758757 Jy ! Component: 1950 - total flux cleaned = -0.00767528 Jy ! Component: 2000 - total flux cleaned = -0.00777098 Jy ! Component: 2050 - total flux cleaned = -0.00787466 Jy ! Component: 2100 - total flux cleaned = -0.0079861 Jy ! Component: 2150 - total flux cleaned = -0.00806279 Jy ! Component: 2200 - total flux cleaned = -0.00817277 Jy ! Component: 2250 - total flux cleaned = -0.0082735 Jy ! Component: 2300 - total flux cleaned = -0.00836528 Jy ! Component: 2350 - total flux cleaned = -0.00848969 Jy ! Component: 2400 - total flux cleaned = -0.0086134 Jy ! Component: 2450 - total flux cleaned = -0.00872832 Jy ! Component: 2500 - total flux cleaned = -0.00885079 Jy ! Component: 2550 - total flux cleaned = -0.00897263 Jy ! Component: 2600 - total flux cleaned = -0.00909394 Jy ! Component: 2650 - total flux cleaned = -0.00921468 Jy ! Component: 2700 - total flux cleaned = -0.00933494 Jy ! Component: 2750 - total flux cleaned = -0.00944684 Jy ! Component: 2800 - total flux cleaned = -0.00957447 Jy ! Component: 2850 - total flux cleaned = -0.00972569 Jy ! Component: 2900 - total flux cleaned = -0.00984487 Jy ! Component: 2950 - total flux cleaned = -0.00997176 Jy ! Component: 3000 - total flux cleaned = -0.0100826 Jy ! Component: 3050 - total flux cleaned = -0.0102091 Jy ! Component: 3100 - total flux cleaned = -0.010304 Jy ! Component: 3150 - total flux cleaned = -0.0103989 Jy ! Component: 3200 - total flux cleaned = -0.0105018 Jy ! Component: 3250 - total flux cleaned = -0.010613 Jy ! Component: 3300 - total flux cleaned = -0.0106845 Jy ! Component: 3350 - total flux cleaned = -0.0107801 Jy ! Component: 3400 - total flux cleaned = -0.0108521 Jy ! Component: 3450 - total flux cleaned = -0.0109243 Jy ! Component: 3500 - total flux cleaned = -0.0109887 Jy ! Component: 3550 - total flux cleaned = -0.0110697 Jy ! Component: 3600 - total flux cleaned = -0.0111268 Jy ! Component: 3650 - total flux cleaned = -0.0112005 Jy ! Component: 3700 - total flux cleaned = -0.0112665 Jy ! Component: 3750 - total flux cleaned = -0.0113329 Jy ! Component: 3800 - total flux cleaned = -0.0114 Jy ! Component: 3850 - total flux cleaned = -0.011459 Jy ! Component: 3900 - total flux cleaned = -0.0115185 Jy ! Component: 3950 - total flux cleaned = -0.0115959 Jy ! Component: 4000 - total flux cleaned = -0.0116567 Jy ! Component: 4050 - total flux cleaned = -0.0117093 Jy ! Total flux subtracted in 4096 components = -0.0117623 Jy ! Clean residual min=-0.000511 max=0.000501 Jy/beam ! Clean residual mean=-0.000000 rms=0.000128 Jy/beam ! Combined flux in latest and established models = -0.001754 Jy keep ! Adding 142 model components to the UV plane model. ! The established model now contains 213 components and -0.001754 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/bs262/maps//J0207+0950_C_20180501_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.447 x 3.777 at -6.894 degrees (North through East) ! Clean map min=-0.0037315 max=0.014551 Jy/beam ! Writing clean map to FITS file: /vlbi/bs262/maps//J0207+0950_C_20180501_map.fits wmodel /vlbi/bs262/maps//J0207+0950_C_20180501_map.mod ! Writing 213 model components to file: /vlbi/bs262/maps//J0207+0950_C_20180501_map.mod wobs /vlbi/bs262/maps//J0207+0950_C_20180501_uvs.fits ! Writing UV FITS file: /vlbi/bs262/maps//J0207+0950_C_20180501_uvs.fits wwins /vlbi/bs262/maps//J0207+0950_C_20180501_map.win ! wwins: Wrote 3 windows to /vlbi/bs262/maps//J0207+0950_C_20180501_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0145507 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000122909 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -2.53409 2.53409 5.06818 10.1364 20.2727 40.5454 81.0909 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 118.385 quit ! Quitting program ! Log file /vlbi/bs262/maps//J0207+0950_C_20180501_dfm.log closed on Mon Jun 4 23:13:07 2018