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

Statwt Summary Plot

VLASS2.1.sb38529434.eb38589592.59082.86913579861_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 5.47 5.229/5.877 5.61 ± 0.5084
ea02 1342 1342/1342 1342 ± 0.000008306 5.806 5.513/6.464 6.014 ± 0.6047
ea04 1342 1342/1342 1342 ± 0.000008268 5.341 5.002/5.824 5.456 ± 0.4992
ea05 1342 1342/1342 1342 ± 0 5.709 5.249/6.106 5.735 ± 0.5344
ea06 1342 1342/1342 1342 ± 0 5.388 5.283/5.544 5.434 ± 0.2316
ea07 1342 1342/1342 1342 ± 0 5.854 5.391/6.068 5.86 ± 0.5297
ea08 1342 1342/1342 1342 ± 0 5.817 5.592/6.547 6.053 ± 0.634
ea09 1342 1342/1342 1342 ± 0 5.677 5.217/6.269 5.75 ± 0.5953
ea10 1342 1342/1342 1342 ± 0 5.639 5.125/6.17 5.679 ± 0.5852
ea11 1342 1342/1342 1342 ± 0 5.705 5.192/6.184 5.732 ± 0.5787
ea12 1342 1342/1342 1342 ± 0 5.647 5.331/6.297 5.851 ± 0.5985
ea13 1342 1342/1342 1342 ± 0 5.871 5.639/6.13 5.97 ± 0.448
ea14 1342 1342/1342 1342 ± 0 5.795 5.356/6.384 5.893 ± 0.6376
ea15 1342 1342/1342 1342 ± 0 5.454 5.075/6.109 5.636 ± 0.6397
ea16 1342 1342/1342 1342 ± 0 6.05 5.666/6.684 6.227 ± 0.6906
ea17 1342 1342/1342 1342 ± 0.00001463 5.917 5.476/6.678 6.055 ± 0.6294
ea18 1342 1342/1342 1342 ± 0 4.986 4.699/5.456 5.106 ± 0.4941
ea19 1342 1342/1342 1342 ± 0 5.883 5.486/6.519 6.07 ± 0.5929
ea20 1342 1342/1342 1342 ± 0 5.993 5.667/6.623 6.154 ± 0.5999
ea21 1342 1342/1342 1342 ± 0 5.665 5.389/6.2 5.818 ± 0.527
ea22 1342 1342/1342 1342 ± 0 5.577 5.332/6.394 5.873 ± 0.6419
ea23 1342 1342/1342 1342 ± 0 5.935 5.418/6.351 6.007 ± 0.6601
ea25 1342 1342/1342 1342 ± 0.000004141 5.512 5.168/5.932 5.617 ± 0.535
ea26 1342 1342/1342 1342 ± 0 5.868 5.583/6.515 6.054 ± 0.5762
ea27 1342 1342/1342 1342 ± 0.000015 5.436 5.211/6.286 5.682 ± 0.5729
ea28 1342 1342/1342 1342 ± 0.000008787 5.55 5.291/6.235 5.788 ± 0.6051
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 ± 0.00002396 5.418 5.235/5.6 5.405 ± 0.2237
3 1342 1342/1342 1342 ± 0.00002428 5.276 5.027/5.483 5.244 ± 0.2776
4 1342 1342/1342 1342 ± 0.00002443 5.248 5.118/5.439 5.257 ± 0.2652
5 1342 1342/1342 1342 ± 0.00002396 5.348 5.093/5.489 5.317 ± 0.3187
6 1342 1342/1342 1342 ± 0.00002396 5.28 5.176/5.479 5.287 ± 0.2615
7 1342 1342/1342 1342 ± 0.00002396 5.352 5.135/5.476 5.327 ± 0.2345
8 1342 1342/1342 1342 ± 0.00002396 5.305 5.095/5.466 5.279 ± 0.2314
9 1342 1342/1342 1342 ± 0.00002396 5.613 5.372/5.777 5.55 ± 0.2939
10 1342 1342/1342 1342 ± 0.00002352 6.004 5.783/6.135 5.928 ± 0.3066
11 1342 1342/1342 1342 ± 0.00002352 6.184 6.034/6.335 6.135 ± 0.3226
12 1342 1342/1342 1342 ± 0.00002352 6.304 6.058/6.538 6.27 ± 0.3442
13 1342 1342/1342 1342 ± 0.00002352 6.72 6.538/6.86 6.692 ± 0.3549
14 1342 1342/1342 1342 ± 0.00002352 6.98 6.729/7.188 6.901 ± 0.3852
15 1342 1342/1342 1342 ± 0.00002352 6.619 6.407/6.806 6.547 ± 0.3907
16 1342 1342/1342 1342 ± 0.00002669 5.908 5.651/6.153 5.905 ± 0.3434
17 1342 1342/1342 1342 ± 0.00002596 5.881 5.654/6.094 5.89 ± 0.3234
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38529434.eb38589592.59082.86913579861_split_split.ms
output_dir
 
Start time
2024-04-25 17:05:50.732
End
2024-04-25 17:19:30.649
Duration
0:13:39.917
Note, WebLog generation is not included in the time.

CASA logs for stage 7