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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.458 5.321/6.026 5.654 ± 0.5049
ea02 1342 1342/1342 1342 ± 0 5.721 5.386/6.399 5.924 ± 0.5876
ea04 1342 1342/1342 1342 ± 0.00002272 5.643 5.293/6.203 5.749 ± 0.5256
ea05 1342 1342/1342 1342 ± 0 5.828 5.329/6.297 5.795 ± 0.5052
ea06 1342 1342/1342 1342 ± 0 3.055 2.986/3.303 3.144 ± 0.1838
ea07 1342 1342/1342 1342 ± 0 5.449 5.353/5.761 5.496 ± 0.1988
ea08 1342 1342/1342 1342 ± 0.00001101 5.729 5.469/6.505 5.959 ± 0.6071
ea09 1342 1342/1342 1342 ± 0 4.812 4.671/5.315 4.94 ± 0.3319
ea10 1342 1342/1342 1342 ± 0 5.525 5.237/6.308 5.74 ± 0.5516
ea11 1342 1342/1342 1342 ± 0 5.789 5.455/6.394 5.952 ± 0.5484
ea12 1342 1342/1342 1342 ± 0 5.794 5.282/6.053 5.746 ± 0.4292
ea13 1342 1342/1342 1342 ± 0 6.033 5.734/6.237 6.066 ± 0.4375
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.084 4.991/5.222 5.094 ± 0.2543
ea17 1342 1342/1342 1342 ± 0.0000119 5.994 5.689/6.585 6.12 ± 0.5489
ea18 1342 1342/1342 1342 ± 0 5.064 4.85/5.497 5.182 ± 0.3853
ea19 1342 1342/1342 1342 ± 0 6.399 6.09/6.698 6.432 ± 0.3322
ea21 1342 1342/1342 1342 ± 0 5.873 5.491/6.335 5.944 ± 0.5155
ea22 1342 1342/1342 1342 ± 0 5.235 5.081/6.022 5.492 ± 0.5176
ea23 1342 1342/1342 1342 ± 0 6.143 5.567/6.532 6.124 ± 0.6049
ea25 1342 1342/1342 1342 ± 0.000001511 5.372 5.345/5.402 5.371 ± 0.152
ea26 1342 1342/1342 1342 ± 0 5.603 5.472/6.25 5.804 ± 0.4632
ea27 1342 1342/1342 1342 ± 0.00001636 5.408 5.163/6.192 5.622 ± 0.5043
ea28 1342 1342/1342 1342 ± 0.00002205 5.66 5.428/6.442 5.885 ± 0.6012
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 ± 0.00002601 5.458 5.322/5.629 5.426 ± 0.2974
3 1342 1342/1342 1342 ± 0.00003182 5.121 4.967/5.455 5.22 ± 0.3067
4 1342 1342/1342 1342 ± 0.00003328 5.274 5.124/5.505 5.274 ± 0.294
5 1342 1342/1342 1342 ± 0.00002603 5.328 5.243/5.519 5.347 ± 0.2766
6 1342 1342/1342 1342 ± 0.00002601 5.338 5.193/5.393 5.286 ± 0.2601
7 1342 1342/1342 1342 ± 0.00002601 5.383 5.221/5.492 5.325 ± 0.2421
8 1342 1342/1342 1342 ± 0.00002601 5.375 5.117/5.465 5.279 ± 0.2916
9 1342 1342/1342 1342 ± 0.00002601 5.635 5.31/5.773 5.532 ± 0.3603
10 1342 1342/1342 1342 ± 0.00002601 5.946 5.784/6.13 5.746 ± 0.6389
11 1342 1342/1342 1342 ± 0.00002601 6.21 5.853/6.31 5.901 ± 0.7539
12 1342 1342/1342 1342 ± 0.00002601 6.312 6.032/6.406 6.028 ± 0.7727
13 1342 1342/1342 1342 ± 0.00002601 6.603 6.39/6.793 6.368 ± 0.8268
14 1342 1342/1342 1342 ± 0.00002601 6.706 6.545/6.996 6.515 ± 0.8465
15 1342 1342/1342 1342 ± 0.00002601 6.333 6.141/6.622 6.137 ± 0.8465
16 1342 1342/1342 1342 ± 0.00003257 5.57 5.235/5.988 5.467 ± 0.7041
17 1342 1342/1342 1342 ± 0.00003094 5.52 5.275/5.913 5.484 ± 0.6835
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 10:09:59.861
End
2024-03-29 11:22:33.679
Duration
1:12:33.818
Note, WebLog generation is not included in the time.

CASA logs for stage 7