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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 5.534 4.96/5.746 5.367 ± 0.4688
ea02 1342 1342/1342 1342 ± 0.00001375 5.925 5.091/6.37 5.787 ± 0.6359
ea05 1342 1342/1342 1342 ± 0.00001999 5.254 5.022/6.222 5.555 ± 0.8102
ea06 1342 1342/1342 1342 ± 0.0000245 4.827 4.66/5.362 4.963 ± 0.5071
ea07 1342 1342/1342 1342 ± 0.00002676 5.464 5.031/5.673 5.462 ± 0.4598
ea08 1342 1342/1342 1342 ± 0.00001382 5.857 5.348/6.59 6.023 ± 0.6459
ea09 1342 1342/1342 1342 ± 0.00002442 5.153 4.859/6.003 5.339 ± 0.7338
ea10 1342 1342/1342 1342 ± 0.00001716 5.992 4.931/6.269 5.644 ± 0.66
ea11 1342 1342/1342 1342 ± 0.00001944 5.878 5.266/6.14 5.665 ± 0.5231
ea12 1342 1342/1342 1342 ± 0.00002469 5.365 5.06/5.971 5.509 ± 0.6638
ea13 1342 1342/1342 1342 ± 0.00002032 5.57 5.504/6.091 5.795 ± 0.7497
ea14 1342 1342/1342 1342 ± 0.0000268 5.581 5.223/6.363 5.776 ± 0.8319
ea15 1342 1342/1342 1342 ± 0.00002536 5.244 4.958/5.992 5.359 ± 0.6789
ea16 1342 1342/1342 1342 ± 0 5.084 5.009/5.208 5.042 ± 0.2355
ea17 1342 1342/1342 1342 ± 0.00002287 5.934 5.416/6.429 5.937 ± 0.6367
ea18 1342 1342/1342 1342 ± 0.00001818 4.926 4.633/5.239 4.904 ± 0.435
ea19 1342 1342/1342 1342 ± 0.000017 5.45 5.202/6.434 5.749 ± 0.8256
ea20 1342 1342/1342 1342 ± 0.00002125 5.661 5.514/6.439 5.854 ± 0.6607
ea21 1342 1342/1342 1342 ± 0.0000241 5.35 5.111/6.069 5.533 ± 0.7556
ea22 1342 1342/1342 1342 ± 0.0000204 5.256 4.944/6.314 5.656 ± 0.7845
ea23 1342 1342/1342 1342 ± 0.00001898 5.62 5.229/6.285 5.75 ± 0.7422
ea25 1342 1342/1342 1342 ± 0 5.118 4.97/5.191 5.122 ± 0.1765
ea26 1342 1342/1342 1342 ± 0.0000238 5.382 5.271/6.232 5.641 ± 0.7301
ea27 1342 1342/1342 1342 ± 0.00001738 5.293 4.995/6.08 5.476 ± 0.5561
ea28 1342 1342/1342 1342 ± 0.00001867 5.734 5.106/6.199 5.662 ± 0.6112
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 ± 0.00002394 5.189 4.932/5.288 5.132 ± 0.2381
5 1342 1342/1342 1342 ± 0.00002692 5.021 4.842/5.165 5.007 ± 0.2871
6 1342 1342/1342 1342 ± 0.00002394 5.05 4.972/5.199 5.054 ± 0.2329
7 1342 1342/1342 1342 ± 0.00002394 5.086 4.955/5.222 5.088 ± 0.2135
8 1342 1342/1342 1342 ± 0.00002394 5.109 4.91/5.273 5.099 ± 0.2533
9 1342 1342/1342 1342 ± 0.00002394 5.379 5.249/5.578 5.368 ± 0.2834
10 1342 1342/1342 1342 ± 0.00002491 5.756 5.544/5.935 5.742 ± 0.2985
11 1342 1342/1342 1342 ± 0.00002491 6.08 5.915/6.191 6.015 ± 0.3182
12 1342 1342/1342 1342 ± 0.00002491 6.212 6.009/6.33 6.172 ± 0.3204
13 1342 1342/1342 1342 ± 0.00002491 6.371 6.115/6.572 6.295 ± 0.4114
14 1342 1342/1342 1342 ± 0.0000273 6.402 5.965/6.738 6.318 ± 0.5164
15 1342 1342/1342 1342 ± 0.00003904 6.411 6.124/6.587 6.318 ± 0.4052
16 1342 1342/1342 1342 ± 0.00005422 3.426 3.261/3.573 3.42 ± 0.2542
17 1342 1342/1342 1342 ± 0.00004846 3.545 3.32/3.754 3.549 ± 0.3799
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-16 07:46:47.631
End
2024-11-16 08:36:30.248
Duration
0:49:42.618
Note, WebLog generation is not included in the time.

CASA logs for stage 8