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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.335 5.194/6 5.559 ± 0.6329
ea02 1342 1342/1342 1342 ± 0.00003273 5.826 5.36/6.528 5.926 ± 0.8073
ea04 1342 1342/1342 1342 ± 0.00003192 5.152 4.897/5.707 5.221 ± 0.6636
ea05 1342 1342/1342 1342 ± 0.000001466 5.351 5.014/6.178 5.538 ± 0.7957
ea06 1342 1342/1342 1342 ± 0.000003404 4.684 4.629/5.197 4.882 ± 0.45
ea07 1342 1342/1342 1342 ± 0.00003273 5.861 5.394/6.196 5.862 ± 0.7356
ea08 1342 1342/1342 1342 ± 0 6.489 5.537/6.753 6.217 ± 0.6356
ea10 1342 1342/1342 1342 ± 0.00003311 5.625 5.271/6.55 5.816 ± 0.7869
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001533 5.477 5.244/6.372 5.655 ± 0.8723
ea13 1342 1342/1342 1342 ± 0.000009801 5.803 5.542/6.247 5.826 ± 0.7893
ea14 1342 1342/1342 1342 ± 0.0000178 5.488 5.141/6.335 5.638 ± 0.7786
ea15 1342 1342/1342 1342 ± 0.00002989 5.075 4.981/5.985 5.38 ± 0.7723
ea16 1342 1342/1342 1342 ± 0.00001394 5.935 5.471/6.689 5.938 ± 0.9499
ea17 1342 1342/1342 1342 ± 0.00003284 5.722 5.358/6.75 5.907 ± 0.765
ea18 1342 1342/1342 1342 ± 0 5.055 4.729/5.574 5.136 ± 0.486
ea19 1342 1342/1342 1342 ± 0 5.759 5.514/6.542 5.975 ± 0.7575
ea20 1342 1342/1342 1342 ± 0.00001478 5.74 5.573/6.658 5.905 ± 0.941
ea21 1342 1342/1342 1342 ± 0.00001482 5.504 5.317/6.169 5.688 ± 0.7137
ea22 1342 1342/1342 1342 ± 0.00002671 5.483 5.23/6.497 5.764 ± 0.7645
ea23 1342 1342/1342 1342 ± 0.00002994 5.754 5.422/6.479 5.906 ± 0.8097
ea25 1342 1342/1342 1342 ± 0.000033 5.319 5.026/6.117 5.53 ± 0.7436
ea26 1342 1342/1342 1342 ± 0.00001763 5.748 5.699/6.765 6.13 ± 0.7948
ea27 1342 1342/1342 1342 ± 0.00003324 5.468 5.123/6.331 5.668 ± 0.7227
ea28 1342 1342/1342 1342 ± 0.000001572 5.969 5.388/6.67 6.006 ± 0.6106
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 ± 0.00002454 5.229 5.04/5.558 5.271 ± 0.2981
5 1342 1342/1342 1342 ± 0.00002455 5.316 5.116/5.507 5.269 ± 0.3624
6 1342 1342/1342 1342 ± 0.00002454 5.359 5.128/5.512 5.309 ± 0.3089
7 1342 1342/1342 1342 ± 0.00002454 5.324 5.206/5.518 5.296 ± 0.2726
8 1342 1342/1342 1342 ± 0.00002454 5.317 5.041/5.461 5.234 ± 0.2958
9 1342 1342/1342 1342 ± 0.00002454 5.527 5.329/5.73 5.467 ± 0.3346
10 1342 1342/1342 1342 ± 0.00002454 5.964 5.809/6.128 5.923 ± 0.3434
11 1342 1342/1342 1342 ± 0.00002454 6.233 6.047/6.369 6.146 ± 0.358
12 1342 1342/1342 1342 ± 0.00002454 6.357 6.152/6.54 6.302 ± 0.376
13 1342 1342/1342 1342 ± 0.00002454 6.704 6.597/6.9 6.668 ± 0.3843
14 1342 1342/1342 1342 ± 0.00002454 6.931 6.655/7.116 6.832 ± 0.4425
15 1342 1342/1342 1342 ± 0.00002496 6.552 6.276/6.732 6.437 ± 0.4651
16 1342 1342/1342 1342 ± 0.00005458 4.168 4.058/4.296 4.185 ± 0.1616
17 1342 1342/1342 1342 ± 0.0000608 4.199 4.1/4.31 4.206 ± 0.1485
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-21 02:40:43.402
End
2024-12-21 03:17:13.578
Duration
0:36:30.177
Note, WebLog generation is not included in the time.

CASA logs for stage 8