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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.596 5.263/6.112 5.713 ± 0.5476
ea02 1342 1342/1342 1342 ± 0 5.878 5.272/6.393 5.911 ± 0.6415
ea04 1342 1342/1342 1342 ± 0 5.473 5.106/6.069 5.647 ± 0.5602
ea05 1342 1342/1342 1342 ± 0 5.628 5.226/6.179 5.739 ± 0.6027
ea06 1342 1342/1342 1342 ± 0 4.932 4.727/5.378 5.045 ± 0.3865
ea07 1342 1342/1342 1342 ± 0 5.844 5.378/6.189 5.925 ± 0.5617
ea08 1342 1342/1342 1342 ± 0 6.001 5.48/6.585 6.083 ± 0.6319
ea09 1342 1342/1342 1342 ± 0 5.629 5.096/6.18 5.703 ± 0.6231
ea11 1342 1342/1342 1342 ± 0 5.773 5.11/6.321 5.777 ± 0.6599
ea12 1342 1342/1342 1342 ± 0 5.756 5.317/6.349 5.942 ± 0.6405
ea13 1342 1342/1342 1342 ± 0 6.046 5.66/6.347 6.101 ± 0.502
ea14 1342 1342/1342 1342 ± 0 5.7 5.168/6.248 5.724 ± 0.6308
ea15 1342 1342/1342 1342 ± 0 5.505 5.02/6.102 5.644 ± 0.683
ea16 1342 1342/1342 1342 ± 0 6.049 5.542/6.501 6.12 ± 0.7053
ea17 1342 1342/1342 1342 ± 0.000002816 5.982 5.452/6.667 6.083 ± 0.6485
ea18 1342 1342/1342 1342 ± 0 5.038 4.709/5.486 5.153 ± 0.4954
ea19 1342 1342/1342 1342 ± 0 5.915 5.46/6.529 6.068 ± 0.6342
ea20 1342 1342/1342 1342 ± 0 6.094 5.676/6.724 6.214 ± 0.651
ea21 1342 1342/1342 1342 ± 0 5.622 5.319/6.248 5.797 ± 0.5571
ea22 1342 1342/1342 1342 ± 0 5.603 5.172/6.22 5.7 ± 0.6383
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.478 5.142/5.985 5.604 ± 0.5655
ea26 1342 1342/1342 1342 ± 0 6.004 5.555/6.629 6.103 ± 0.6615
ea27 1342 1342/1342 1342 ± 0.00003334 5.628 5.256/6.369 5.756 ± 0.6172
ea28 1342 1342/1342 1342 ± 0 5.678 5.35/6.355 5.85 ± 0.6359
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 ± 0.0000244 5.355 5.186/5.556 5.365 ± 0.2616
3 1342 1342/1342 1342 ± 0.00002449 5.128 4.955/5.343 5.132 ± 0.267
4 1342 1342/1342 1342 ± 0.0000249 5.256 4.957/5.457 5.194 ± 0.2876
5 1342 1342/1342 1342 ± 0.0000244 5.294 5.058/5.399 5.261 ± 0.3123
6 1342 1342/1342 1342 ± 0.0000244 5.257 5.022/5.424 5.212 ± 0.2959
7 1342 1342/1342 1342 ± 0.0000244 5.296 5.133/5.469 5.281 ± 0.2554
8 1342 1342/1342 1342 ± 0.0000244 5.289 5.096/5.432 5.248 ± 0.2753
9 1342 1342/1342 1342 ± 0.0000244 5.531 5.325/5.81 5.526 ± 0.308
10 1342 1342/1342 1342 ± 0.0000244 5.985 5.865/6.18 5.972 ± 0.305
11 1342 1342/1342 1342 ± 0.0000244 6.217 6.105/6.352 6.182 ± 0.3136
12 1342 1342/1342 1342 ± 0.0000244 6.366 6.143/6.549 6.348 ± 0.3472
13 1342 1342/1342 1342 ± 0.0000244 6.767 6.656/7.032 6.778 ± 0.3533
14 1342 1342/1342 1342 ± 0.0000244 6.977 6.795/7.178 6.931 ± 0.3981
15 1342 1342/1342 1342 ± 0.0000244 6.518 6.396/6.787 6.499 ± 0.3647
16 1342 1342/1342 1342 ± 0.00003333 5.992 5.867/6.295 5.981 ± 0.3277
17 1342 1342/1342 1342 ± 0.00002816 6.014 5.847/6.241 5.985 ± 0.3172
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-13 02:42:31.648
End
2024-12-13 03:28:31.586
Duration
0:45:59.938
Note, WebLog generation is not included in the time.

CASA logs for stage 8