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 5.329/5.904 5.64 ± 0.478
ea02 1342 1342/1342 1342 ± 0 5.886 5.423/6.438 5.93 ± 0.5611
ea04 1342 1342/1342 1342 ± 0 5.604 5.292/6.182 5.746 ± 0.5005
ea05 1342 1342/1342 1342 ± 0 5.901 5.432/6.234 5.878 ± 0.5105
ea06 1342 1342/1342 1342 ± 0 2.997 2.946/3.265 3.096 ± 0.1954
ea07 1342 1342/1342 1342 ± 0 5.568 5.475/5.756 5.606 ± 0.1994
ea08 1342 1342/1342 1342 ± 0 5.897 5.563/6.542 6.047 ± 0.6127
ea09 1342 1342/1342 1342 ± 0 5.018 4.874/5.5 5.173 ± 0.3742
ea10 1342 1342/1342 1342 ± 0 5.576 5.312/6.34 5.773 ± 0.5475
ea11 1342 1342/1342 1342 ± 0 5.813 5.555/6.399 5.979 ± 0.5188
ea12 1342 1342/1342 1342 ± 0 5.966 5.415/6.293 5.935 ± 0.5159
ea13 1342 1342/1342 1342 ± 0 5.963 5.767/6.226 6.075 ± 0.4037
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 5.16 5.024/5.335 5.173 ± 0.268
ea17 1342 1342/1342 1342 ± 0.00001614 6.052 5.775/6.523 6.188 ± 0.5352
ea18 1342 1342/1342 1342 ± 0 5.196 4.931/5.626 5.285 ± 0.4117
ea19 1342 1342/1342 1342 ± 0 6.586 6.255/6.877 6.612 ± 0.353
ea21 1342 1342/1342 1342 ± 0 5.839 5.528/6.348 5.959 ± 0.4941
ea22 1342 1342/1342 1342 ± 0 5.349 5.15/6.072 5.575 ± 0.5321
ea23 1342 1342/1342 1342 ± 0 6.053 5.547/6.494 6.074 ± 0.5918
ea25 1342 1342/1342 1342 ± 0.000001662 5.427 5.382/5.48 5.422 ± 0.1439
ea26 1342 1342/1342 1342 ± 0 5.846 5.665/6.551 6.058 ± 0.5038
ea27 1342 1342/1342 1342 ± 0.00001291 5.516 5.308/6.293 5.724 ± 0.5177
ea28 1342 1342/1342 1342 ± 0.00001507 5.676 5.448/6.375 5.865 ± 0.5719
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 ± 0.000026 5.527 5.394/5.747 5.506 ± 0.3016
3 1342 1342/1342 1342 ± 0.00003324 5.297 5.075/5.591 5.34 ± 0.3284
4 1342 1342/1342 1342 ± 0.000026 5.4 5.171/5.55 5.351 ± 0.3025
5 1342 1342/1342 1342 ± 0.000026 5.45 5.313/5.652 5.459 ± 0.2855
6 1342 1342/1342 1342 ± 0.000026 5.389 5.254/5.515 5.362 ± 0.25
7 1342 1342/1342 1342 ± 0.000026 5.397 5.29/5.534 5.392 ± 0.229
8 1342 1342/1342 1342 ± 0.000026 5.422 5.152/5.525 5.352 ± 0.2766
9 1342 1342/1342 1342 ± 0.000026 5.687 5.307/5.871 5.586 ± 0.342
10 1342 1342/1342 1342 ± 0.000026 5.992 5.821/6.168 5.812 ± 0.6308
11 1342 1342/1342 1342 ± 0.000026 6.269 5.97/6.348 5.983 ± 0.7626
12 1342 1342/1342 1342 ± 0.000026 6.352 6.083/6.455 6.112 ± 0.7908
13 1342 1342/1342 1342 ± 0.000026 6.771 6.376/6.893 6.465 ± 0.8264
14 1342 1342/1342 1342 ± 0.000026 6.885 6.63/7.058 6.605 ± 0.8539
15 1342 1342/1342 1342 ± 0.000026 6.46 6.211/6.627 6.203 ± 0.8418
16 1342 1342/1342 1342 ± 0.00003087 5.636 5.292/6.001 5.538 ± 0.7121
17 1342 1342/1342 1342 ± 0.00002771 5.604 5.379/6.058 5.567 ± 0.6926
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
datacolumn
residual_data
Start time
2024-03-29 06:00:31.290
End
2024-03-29 06:55:02.379
Duration
0:54:31.090
Note, WebLog generation is not included in the time.

CASA logs for stage 7