Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 5.546 5.465/6.24 5.677 ± 0.7192
ea02 1342 1342/1342 1342 ± 0.00004264 6.037 5.541/6.783 5.989 ± 0.932
ea04 1342 1342/1342 1342 ± 0.000001521 5.371 5.133/6.08 5.513 ± 0.7105
ea05 1342 1342/1342 1342 ± 0.00001369 5.676 5.321/6.633 5.863 ± 0.8003
ea06 1342 1342/1342 1342 ± 0 4.998 4.806/5.389 4.982 ± 0.5101
ea07 1342 1342/1342 1342 ± 0.00004272 6.026 5.551/6.404 5.994 ± 0.8551
ea08 1342 1342/1342 1342 ± 0.00004272 6.132 5.727/6.981 6.165 ± 0.933
ea09 1342 1342/1342 1342 ± 0 5.695 5.341/6.599 5.746 ± 0.856
ea10 1342 1342/1342 1342 ± 0.00004272 5.912 5.425/6.862 5.971 ± 0.9044
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000005264 5.726 5.464/6.696 5.937 ± 0.9541
ea13 1342 1342/1342 1342 ± 0.000002151 6.189 6.011/6.64 6.18 ± 0.8457
ea14 1342 1342/1342 1342 ± 0.00001028 5.64 5.339/6.601 5.884 ± 0.8275
ea15 1342 1342/1342 1342 ± 0 5.7 5.497/6.576 5.934 ± 0.8972
ea16 1342 1342/1342 1342 ± 0.0000283 6.193 5.77/6.954 6.259 ± 0.9568
ea17 1342 1342/1342 1342 ± 0.00004277 5.995 5.673/7.192 6.105 ± 0.9397
ea18 1342 1342/1342 1342 ± 0.0000334 5.011 4.792/5.717 5.122 ± 0.6683
ea19 1342 1342/1342 1342 ± 0.000008312 5.951 5.724/6.985 6.2 ± 0.8972
ea20 1342 1342/1342 1342 ± 0.00001229 6 5.857/7.023 6.161 ± 0.9838
ea21 1342 1342/1342 1342 ± 0.00002298 5.767 5.478/6.554 5.91 ± 0.8264
ea22 1342 1342/1342 1342 ± 0.0000344 5.478 5.117/6.34 5.555 ± 0.8728
ea23 1342 1342/1342 1342 ± 0.00004221 5.896 5.639/6.786 6.082 ± 0.9578
ea25 1342 1342/1342 1342 ± 0.00004272 5.73 5.434/6.521 5.781 ± 0.8638
ea26 1342 1342/1342 1342 ± 0 6.036 5.855/7.165 6.226 ± 0.9337
ea27 1342 1342/1342 1342 ± 0.00004377 5.677 5.26/6.59 5.773 ± 0.8215
ea28 1342 1342/1342 1342 ± 0.00004377 5.824 5.626/6.753 5.995 ± 0.8776
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002392 5.603 5.448/5.871 5.607 ± 0.2942
5 1342 1342/1342 1342 ± 0.00002392 5.673 5.368/5.795 5.604 ± 0.3452
6 1342 1342/1342 1342 ± 0.00002415 5.557 5.345/5.692 5.54 ± 0.3258
7 1342 1342/1342 1342 ± 0.00002392 5.544 5.423/5.722 5.536 ± 0.2977
8 1342 1342/1342 1342 ± 0.00002392 5.56 5.319/5.712 5.497 ± 0.3181
9 1342 1342/1342 1342 ± 0.00002392 5.796 5.621/6.041 5.752 ± 0.355
10 1342 1342/1342 1342 ± 0.00002392 6.213 6.071/6.372 6.163 ± 0.3526
11 1342 1342/1342 1342 ± 0.00002392 6.513 6.313/6.644 6.417 ± 0.3636
12 1342 1342/1342 1342 ± 0.00002392 6.609 6.506/6.798 6.535 ± 0.5255
13 1342 1342/1342 1342 ± 0.00002392 7.073 6.927/7.291 7.012 ± 0.4276
14 1342 1342/1342 1342 ± 0.0000266 7.122 6.792/7.415 7.051 ± 0.4998
15 1342 1342/1342 1342 ± 0.00002392 7.125 6.739/7.25 6.921 ± 0.5171
16 1342 1342/1342 1342 ± 0.00006103 4.379 4.226/4.517 4.367 ± 0.2133
17 1342 1342/1342 1342 ± 0.00006083 4.339 4.199/4.459 4.329 ± 0.2041
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
overwrite_modelcol
False
Start time
2024-12-03 03:50:29.600
End
2024-12-03 04:24:40.983
Duration
0:34:11.382
Note, WebLog generation is not included in the time.

CASA logs for stage 8