! Started logfile: /vlbi/sb072/temp_maps//J2141+2947_X_dfm.log on Fri Jan 25 19:54:13 2019 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//J2141+2947_X_uva.fits ! Reading UV FITS file: /vlbi/sb072/temp_maps//J2141+2947_X_uva.fits ! AN table 1: 23 integrations on 45 of 45 possible baselines. ! Apparent sampling: 1 visibilities/baseline/integration-bin. ! Found source: J2141+2947 ! ! 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 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 = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J2141+2947_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=1.000743Jy sigma=42.117371 ! Fit after self-cal, rms=0.988723Jy sigma=41.628169 ! 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=0.7047 mas, bmaj=2.247 mas, bpa=8.693 degrees ! Estimated noise=0.372922 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 = 0.00883728 Jy ! Component: 100 - total flux cleaned = 0.0107898 Jy ! Total flux subtracted in 100 components = 0.0107898 Jy ! Clean residual min=-0.001496 max=0.001726 Jy/beam ! Clean residual mean=-0.000000 rms=0.000359 Jy/beam ! Combined flux in latest and established models = 0.0107898 Jy ! Performing phase self-cal ! Adding 3 model components to the UV plane model. ! The established model now contains 3 components and 0.0107898 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=0.018722Jy sigma=0.760556 ! Fit after self-cal, rms=0.016598Jy sigma=0.668179 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00358332 Jy ! Component: 100 - total flux cleaned = 0.00380534 Jy ! Total flux subtracted in 100 components = 0.00380534 Jy ! Clean residual min=-0.001164 max=0.001165 Jy/beam ! Clean residual mean=-0.000000 rms=0.000260 Jy/beam ! Combined flux in latest and established models = 0.0145951 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 7 components and 0.0145951 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=0.016060Jy sigma=0.648511 ! Fit after self-cal, rms=0.016057Jy sigma=0.648458 ! 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=0.9223 mas, bmaj=2.425 mas, bpa=7.662 degrees ! Estimated noise=0.186809 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 = 9.42045e-05 Jy ! Component: 100 - total flux cleaned = 5.02949e-05 Jy ! Component: 150 - total flux cleaned = 4.21351e-05 Jy ! Component: 200 - total flux cleaned = 3.88096e-05 Jy ! Total flux subtracted in 200 components = 3.88096e-05 Jy ! Clean residual min=-0.000724 max=0.000844 Jy/beam ! Clean residual mean=-0.000001 rms=0.000171 Jy/beam ! Combined flux in latest and established models = 0.0146339 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 20 components and 0.0146339 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=0.016054Jy sigma=0.648261 ! Fit after self-cal, rms=0.016052Jy sigma=0.648238 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9223 x 2.425 at 7.662 degrees (North through East) ! Clean map min=-0.00067946 max=0.014703 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 1.19 HN 0.85 KP 0.93 ! LA 0.96 MK 1.09 NL 1.21 OV 0.90 ! PT 0.82 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 0.88 FD 1.22 HN 0.93 KP 0.91 ! LA 0.93 MK 1.12 NL 1.06 OV 0.89 ! PT 0.92 SC 0.91 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 0.92 FD 1.01 HN 1.00 KP 1.02 ! LA 1.10 MK 1.09 NL 1.22 OV 0.94 ! PT 1.03 SC 0.95 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 0.91 FD 1.12 HN 0.78 KP 0.97 ! LA 0.95 MK 0.95 NL 1.13 OV 0.98 ! PT 0.94 SC 0.94 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.13 HN 0.88 KP 1.15 ! LA 1.04 MK 1.04 NL 1.12 OV 0.91 ! PT 0.90 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.06 HN 0.88 KP 1.01 ! LA 1.04 MK 1.08 NL 1.28 OV 1.05 ! PT 1.09 SC 1.09 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 1.12 HN 0.96 KP 0.96 ! LA 0.90 MK 1.03 NL 1.12 OV 0.84 ! PT 1.00 SC 1.16 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.90 FD 1.11 HN 0.86 KP 1.05 ! LA 1.04 MK 0.96 NL 1.09 OV 0.93 ! PT 1.01 SC 1.04 ! ! ! Fit before self-cal, rms=0.016052Jy sigma=0.648238 ! Fit after self-cal, rms=0.015759Jy sigma=0.641921 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.9239 mas, bmaj=2.405 mas, bpa=7.557 degrees ! Estimated noise=0.187115 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 = 0.000151112 Jy ! Component: 100 - total flux cleaned = 0.000166651 Jy ! Component: 150 - total flux cleaned = 0.000175901 Jy ! Component: 200 - total flux cleaned = 0.000183455 Jy ! Total flux subtracted in 200 components = 0.000183455 Jy ! Clean residual min=-0.000457 max=0.000449 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0148174 Jy ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 28 components and 0.0148174 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=0.015757Jy sigma=0.641858 ! Fit after self-cal, rms=0.015764Jy sigma=0.641502 ! 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=0.015764Jy sigma=0.641502 ! Fit after self-cal, rms=0.015784Jy sigma=0.641466 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9241 mas, bmaj=2.4 mas, bpa=7.538 degrees ! Estimated noise=0.18722 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 7.80814e-05 Jy ! Component: 100 - total flux cleaned = 9.74584e-05 Jy ! Component: 150 - total flux cleaned = 0.000101854 Jy ! Component: 200 - total flux cleaned = 0.000107465 Jy ! Total flux subtracted in 200 components = 0.000107465 Jy ! Clean residual min=-0.000451 max=0.000434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0149248 Jy selfcal ! Performing phase self-cal ! Adding 13 model components to the UV plane model. ! The established model now contains 30 components and 0.0149248 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=0.015783Jy sigma=0.641438 ! Fit after self-cal, rms=0.015784Jy sigma=0.641428 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 = 5.64892e-06 Jy ! Component: 100 - total flux cleaned = 8.9874e-06 Jy ! Component: 150 - total flux cleaned = 1.3314e-05 Jy ! Component: 200 - total flux cleaned = 1.58835e-05 Jy ! Total flux subtracted in 200 components = 1.58835e-05 Jy ! Clean residual min=-0.000451 max=0.000434 Jy/beam ! Clean residual mean=-0.000000 rms=0.000112 Jy/beam ! Combined flux in latest and established models = 0.0149407 Jy ! Performing phase self-cal ! Adding 16 model components to the UV plane model. ! The established model now contains 37 components and 0.0149407 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=0.015784Jy sigma=0.641416 ! Fit after self-cal, rms=0.015784Jy sigma=0.641414 ! 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=0.015784Jy sigma=0.641414 ! Fit after self-cal, rms=0.015885Jy sigma=0.641403 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.9246 mas, bmaj=2.398 mas, bpa=7.517 degrees ! Estimated noise=0.188393 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 8.50481e-05 Jy ! Component: 100 - total flux cleaned = 0.000109039 Jy ! Component: 150 - total flux cleaned = 0.00012296 Jy ! Component: 200 - total flux cleaned = 0.000130654 Jy ! Total flux subtracted in 200 components = 0.000130654 Jy ! Clean residual min=-0.000457 max=0.000433 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0150714 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 42 components and 0.0150714 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=0.015884Jy sigma=0.641382 ! Fit after self-cal, rms=0.015884Jy sigma=0.641373 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 = 4.60484e-06 Jy ! Component: 100 - total flux cleaned = 7.08285e-06 Jy ! Component: 150 - total flux cleaned = 9.29088e-06 Jy ! Component: 200 - total flux cleaned = 1.13971e-05 Jy ! Total flux subtracted in 200 components = 1.13971e-05 Jy ! Clean residual min=-0.000457 max=0.000435 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0150828 Jy ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 46 components and 0.0150828 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=0.015884Jy sigma=0.641368 ! Fit after self-cal, rms=0.015884Jy sigma=0.641368 ! 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=0.015884Jy sigma=0.641368 ! Fit after self-cal, rms=0.015971Jy sigma=0.641343 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.007 mas, bmaj=2.978 mas, bpa=2.598 degrees ! Estimated noise=0.239002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000175526 Jy ! Component: 100 - total flux cleaned = 0.000203754 Jy ! Component: 150 - total flux cleaned = 0.000213141 Jy ! Component: 200 - total flux cleaned = 0.00022094 Jy ! Total flux subtracted in 200 components = 0.00022094 Jy ! Clean residual min=-0.000594 max=0.000443 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0153037 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 49 components and 0.0153037 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=0.015972Jy sigma=0.641401 ! Fit after self-cal, rms=0.015972Jy sigma=0.641382 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 = 1.59234e-05 Jy ! Component: 100 - total flux cleaned = 1.58718e-05 Jy ! Component: 150 - total flux cleaned = 1.43849e-05 Jy ! Component: 200 - total flux cleaned = 1.1705e-05 Jy ! Total flux subtracted in 200 components = 1.1705e-05 Jy ! Clean residual min=-0.000590 max=0.000444 Jy/beam ! Clean residual mean=-0.000000 rms=0.000144 Jy/beam ! Combined flux in latest and established models = 0.0153154 Jy ! Performing phase self-cal ! Adding 6 model components to the UV plane model. ! The established model now contains 50 components and 0.0153154 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=0.015973Jy sigma=0.641416 ! Fit after self-cal, rms=0.015972Jy sigma=0.641413 ! 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=0.9249 mas, bmaj=2.397 mas, bpa=7.497 degrees ! Estimated noise=0.189424 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 2.397 at 7.497 degrees (North through East) ! Clean map min=-0.00042808 max=0.014919 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=0.706 mas, bmaj=2.214 mas, bpa=8.494 degrees ! Estimated noise=0.373626 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0120019 Jy ! Component: 100 - total flux cleaned = 0.0146835 Jy ! Component: 150 - total flux cleaned = 0.0149664 Jy ! Component: 200 - total flux cleaned = 0.0148678 Jy ! Total flux subtracted in 200 components = 0.0148678 Jy ! Clean residual min=-0.000972 max=0.000995 Jy/beam ! Clean residual mean=-0.000000 rms=0.000223 Jy/beam ! Combined flux in latest and established models = 0.0148679 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 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0148679 Jy ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=2.397 mas, bpa=7.497 degrees ! Estimated noise=0.189424 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 = 0.000147765 Jy ! Component: 100 - total flux cleaned = 0.000186006 Jy ! Component: 150 - total flux cleaned = 0.00021637 Jy ! Component: 200 - total flux cleaned = 0.000235792 Jy ! Total flux subtracted in 200 components = 0.000235792 Jy ! Clean residual min=-0.000460 max=0.000441 Jy/beam ! Clean residual mean=-0.000000 rms=0.000115 Jy/beam ! Combined flux in latest and established models = 0.0151036 Jy ! Adding 12 model components to the UV plane model. ! The established model now contains 19 components and 0.0151036 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=2.007 mas, bmaj=2.978 mas, bpa=2.598 degrees ! Estimated noise=0.239002 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000170117 Jy ! Component: 100 - total flux cleaned = 0.000182228 Jy ! Component: 150 - total flux cleaned = 0.000196337 Jy ! Component: 200 - total flux cleaned = 0.000199301 Jy ! Total flux subtracted in 200 components = 0.000199301 Jy ! Clean residual min=-0.000588 max=0.000447 Jy/beam ! Clean residual mean=-0.000000 rms=0.000146 Jy/beam ! Combined flux in latest and established models = 0.0153029 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 = 2.63331e-06 Jy ! Component: 100 - total flux cleaned = 2.56613e-06 Jy ! Component: 150 - total flux cleaned = 4.83233e-06 Jy ! Component: 200 - total flux cleaned = 4.75836e-06 Jy ! Total flux subtracted in 200 components = 4.75836e-06 Jy ! Clean residual min=-0.000588 max=0.000445 Jy/beam ! Clean residual mean=-0.000000 rms=0.000145 Jy/beam ! Combined flux in latest and established models = 0.0153077 Jy ! Adding 17 model components to the UV plane model. ! The established model now contains 32 components and 0.0153077 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.9249 mas, bmaj=2.397 mas, bpa=7.497 degrees ! Estimated noise=0.189424 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -9.60604e-05 Jy ! Component: 100 - total flux cleaned = -8.98084e-05 Jy ! Component: 150 - total flux cleaned = -9.74326e-05 Jy ! Component: 200 - total flux cleaned = -9.76201e-05 Jy ! Total flux subtracted in 200 components = -9.76201e-05 Jy ! Clean residual min=-0.000454 max=0.000440 Jy/beam ! Clean residual mean=-0.000000 rms=0.000113 Jy/beam ! Combined flux in latest and established models = 0.0152101 Jy selfcal ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 37 components and 0.0152101 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=0.015971Jy sigma=0.641330 ! Fit after self-cal, rms=0.015970Jy sigma=0.641320 wmodel J2141+2947_X_map.mod ! Writing 37 model components to file: J2141+2947_X_map.mod wobs J2141+2947_X_uvs.fits ! Writing UV FITS file: J2141+2947_X_uvs.fits wwins J2141+2947_X_map.win ! wwins: Wrote 1 windows to J2141+2947_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 = -8.65573e-05 Jy ! Component: 100 - total flux cleaned = -0.000172897 Jy ! Component: 150 - total flux cleaned = -0.000195091 Jy ! Component: 200 - total flux cleaned = -0.000187902 Jy ! Component: 250 - total flux cleaned = -0.000160184 Jy ! Component: 300 - total flux cleaned = -0.00012657 Jy ! Component: 350 - total flux cleaned = -6.10545e-05 Jy ! Component: 400 - total flux cleaned = -4.18989e-05 Jy ! Component: 450 - total flux cleaned = 1.43682e-05 Jy ! Component: 500 - total flux cleaned = 3.88661e-05 Jy ! Component: 550 - total flux cleaned = 8.68616e-05 Jy ! Component: 600 - total flux cleaned = 9.27688e-05 Jy ! Component: 650 - total flux cleaned = 0.000115842 Jy ! Component: 700 - total flux cleaned = 0.000138659 Jy ! Component: 750 - total flux cleaned = 0.000144243 Jy ! Component: 800 - total flux cleaned = 0.000149763 Jy ! Component: 850 - total flux cleaned = 0.00014972 Jy ! Component: 900 - total flux cleaned = 0.000165751 Jy ! Component: 950 - total flux cleaned = 0.000160344 Jy ! Component: 1000 - total flux cleaned = 0.000144695 Jy ! Component: 1050 - total flux cleaned = 0.000139614 Jy ! Component: 1100 - total flux cleaned = 0.000119384 Jy ! Component: 1150 - total flux cleaned = 0.000134541 Jy ! Component: 1200 - total flux cleaned = 0.000119671 Jy ! Component: 1250 - total flux cleaned = 0.000119722 Jy ! Component: 1300 - total flux cleaned = 0.000114875 Jy ! Component: 1350 - total flux cleaned = 0.000124547 Jy ! Component: 1400 - total flux cleaned = 0.000134023 Jy ! Component: 1450 - total flux cleaned = 0.0001434 Jy ! Component: 1500 - total flux cleaned = 0.000152654 Jy ! Component: 1550 - total flux cleaned = 0.000157259 Jy ! Component: 1600 - total flux cleaned = 0.000166424 Jy ! Component: 1650 - total flux cleaned = 0.000184467 Jy ! Component: 1700 - total flux cleaned = 0.000202266 Jy ! Component: 1750 - total flux cleaned = 0.000202285 Jy ! Component: 1800 - total flux cleaned = 0.00020675 Jy ! Component: 1850 - total flux cleaned = 0.000232826 Jy ! Component: 1900 - total flux cleaned = 0.000228536 Jy ! Component: 1950 - total flux cleaned = 0.00023285 Jy ! Component: 2000 - total flux cleaned = 0.000228659 Jy ! Component: 2050 - total flux cleaned = 0.000228706 Jy ! Component: 2100 - total flux cleaned = 0.000245374 Jy ! Component: 2150 - total flux cleaned = 0.000249466 Jy ! Component: 2200 - total flux cleaned = 0.000245375 Jy ! Component: 2250 - total flux cleaned = 0.000225058 Jy ! Component: 2300 - total flux cleaned = 0.00024125 Jy ! Component: 2350 - total flux cleaned = 0.000249273 Jy ! Component: 2400 - total flux cleaned = 0.000229364 Jy ! Component: 2450 - total flux cleaned = 0.000229377 Jy ! Component: 2500 - total flux cleaned = 0.000229395 Jy ! Component: 2550 - total flux cleaned = 0.000229419 Jy ! Component: 2600 - total flux cleaned = 0.000233313 Jy ! Component: 2650 - total flux cleaned = 0.000252503 Jy ! Component: 2700 - total flux cleaned = 0.000237259 Jy ! Component: 2750 - total flux cleaned = 0.000260056 Jy ! Component: 2800 - total flux cleaned = 0.000267588 Jy ! Component: 2850 - total flux cleaned = 0.000263829 Jy ! Component: 2900 - total flux cleaned = 0.000267535 Jy ! Component: 2950 - total flux cleaned = 0.00027123 Jy ! Component: 3000 - total flux cleaned = 0.000278574 Jy ! Component: 3050 - total flux cleaned = 0.000285876 Jy ! Component: 3100 - total flux cleaned = 0.000289487 Jy ! Component: 3150 - total flux cleaned = 0.000282268 Jy ! Component: 3200 - total flux cleaned = 0.000296649 Jy ! Component: 3250 - total flux cleaned = 0.000293048 Jy ! Component: 3300 - total flux cleaned = 0.000303678 Jy ! Component: 3350 - total flux cleaned = 0.000303693 Jy ! Component: 3400 - total flux cleaned = 0.000303727 Jy ! Component: 3450 - total flux cleaned = 0.000314219 Jy ! Component: 3500 - total flux cleaned = 0.000324663 Jy ! Component: 3550 - total flux cleaned = 0.000331564 Jy ! Component: 3600 - total flux cleaned = 0.000335052 Jy ! Component: 3650 - total flux cleaned = 0.000338462 Jy ! Component: 3700 - total flux cleaned = 0.000352078 Jy ! Component: 3750 - total flux cleaned = 0.000345293 Jy ! Component: 3800 - total flux cleaned = 0.000335154 Jy ! Component: 3850 - total flux cleaned = 0.000348604 Jy ! Component: 3900 - total flux cleaned = 0.000335269 Jy ! Component: 3950 - total flux cleaned = 0.000338611 Jy ! Component: 4000 - total flux cleaned = 0.000338624 Jy ! Component: 4050 - total flux cleaned = 0.000325492 Jy ! Total flux subtracted in 4096 components = 0.000315685 Jy ! Clean residual min=-0.000207 max=0.000215 Jy/beam ! Clean residual mean=-0.000000 rms=0.000056 Jy/beam ! Combined flux in latest and established models = 0.0155258 Jy keep ! Adding 272 model components to the UV plane model. ! The established model now contains 309 components and 0.0155258 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/sb072/temp_maps//J2141+2947_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.9249 x 2.397 at 7.497 degrees (North through East) ! Clean map min=-0.0003609 max=0.014896 Jy/beam ! Writing clean map to FITS file: /vlbi/sb072/temp_maps//J2141+2947_X_map.fits wmodel /vlbi/sb072/temp_maps//J2141+2947_X_map.mod ! Writing 309 model components to file: /vlbi/sb072/temp_maps//J2141+2947_X_map.mod wobs /vlbi/sb072/temp_maps//J2141+2947_X_uvs.fits ! Writing UV FITS file: /vlbi/sb072/temp_maps//J2141+2947_X_uvs.fits wwins /vlbi/sb072/temp_maps//J2141+2947_X_map.win ! wwins: Wrote 2 windows to /vlbi/sb072/temp_maps//J2141+2947_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0148957 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 5.50325e-05 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -1.10836 1.10836 2.21672 4.43343 8.86686 17.7337 35.4674 70.9349 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0001 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.014 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 270.67 quit ! Quitting program ! Log file /vlbi/sb072/temp_maps//J2141+2947_X_dfm.log closed on Fri Jan 25 19:54:18 2019