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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.26 5.167/5.919 5.422 ± 0.6953
ea02 1342 1342/1342 1342 ± 0.00004622 5.897 5.264/6.522 5.703 ± 0.9604
ea04 1342 1342/1342 1342 ± 0.00004098 5.243 4.895/5.837 5.116 ± 0.8866
ea05 1342 1342/1342 1342 ± 0.00001523 5.374 5.043/6.122 5.406 ± 0.8262
ea06 1342 1342/1342 1342 ± 0.00004474 4.971 4.278/5.423 4.7 ± 0.8329
ea07 1342 1342/1342 1342 ± 0.00003084 5.764 5.203/6.011 5.493 ± 0.7926
ea08 1342 1342/1342 1342 ± 0.00004091 5.974 5.438/6.801 5.944 ± 1.069
ea09 1342 1342/1342 1342 ± 0.00003634 5.552 5.09/6.194 5.459 ± 0.844
ea10 1342 1342/1342 1342 ± 0.00003242 5.571 5.003/6.209 5.482 ± 0.7553
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004244 5.396 5.083/6.158 5.405 ± 0.9688
ea13 1342 1342/1342 1342 ± 0.00002575 5.62 5.491/6.199 5.673 ± 0.8324
ea14 1342 1342/1342 1342 ± 0.00002524 5.672 5.263/6.397 5.574 ± 0.9515
ea15 1342 1342/1342 1342 ± 0.00003188 5.365 5.033/6.152 5.297 ± 1.074
ea16 1342 1342/1342 1342 ± 0.00002463 5.567 5.225/6.295 5.514 ± 0.9384
ea17 1342 1342/1342 1342 ± 0.0000378 5.971 5.343/6.481 5.895 ± 0.886
ea18 1342 1342/1342 1342 ± 0.00004211 4.877 4.679/5.374 4.88 ± 0.6826
ea19 1342 1342/1342 1342 ± 0.000006796 5.582 5.323/6.352 5.635 ± 0.8402
ea20 1342 1342/1342 1342 ± 0.00003702 5.704 5.597/6.609 5.837 ± 0.9146
ea21 1342 1342/1342 1342 ± 0.00002078 5.437 5.05/6.086 5.365 ± 0.8412
ea22 1342 1342/1342 1342 ± 0.00003806 5.393 5.084/6.396 5.517 ± 0.9005
ea23 1342 1342/1342 1342 ± 0.00001635 5.71 5.311/6.232 5.716 ± 0.8275
ea25 1342 1342/1342 1342 ± 0.00004256 5.489 5.051/6.069 5.389 ± 0.8336
ea27 1342 1342/1342 1342 ± 0.00003996 5.439 5.038/6.245 5.395 ± 0.8406
ea28 1342 1342/1342 1342 ± 0.00004237 5.535 5.29/6.432 5.637 ± 0.9549
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 ± 0.00002442 5.277 5.062/5.446 5.23 ± 0.2987
5 1342 1342/1342 1342 ± 0.000034 5.151 4.948/5.302 5.139 ± 0.2959
6 1342 1342/1342 1342 ± 0.00002442 5.194 5.077/5.335 5.164 ± 0.302
7 1342 1342/1342 1342 ± 0.00002475 5.233 5.084/5.319 5.204 ± 0.2299
8 1342 1342/1342 1342 ± 0.00002475 5.237 5.045/5.38 5.206 ± 0.2527
9 1342 1342/1342 1342 ± 0.00002442 5.515 5.372/5.701 5.475 ± 0.3426
10 1342 1342/1342 1342 ± 0.00002442 5.97 5.759/6.018 5.889 ± 0.3
11 1342 1342/1342 1342 ± 0.00002442 6.161 6.053/6.344 6.147 ± 0.3141
12 1342 1342/1342 1342 ± 0.00002442 6.321 6.18/6.468 6.3 ± 0.3231
13 1342 1342/1342 1342 ± 0.00002442 6.582 6.23/6.711 6.458 ± 0.3619
14 1342 1342/1342 1342 ± 0.00003051 6.173 5.803/6.515 6.146 ± 0.5046
15 1342 1342/1342 1342 ± 0.00002607 6.399 6.093/6.636 6.341 ± 0.4459
16 1342 1342/1342 1342 ± 0.00005433 3.548 3.364/3.753 3.539 ± 0.3245
17 1342 1342/1342 1342 ± 0.00005966 3.687 3.516/3.899 3.72 ± 0.3465
datacolumn
residual_data
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-11-02 17:14:31.058
End
2024-11-02 18:10:19.288
Duration
0:55:48.231
Note, WebLog generation is not included in the time.

CASA logs for stage 8