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

Statwt Summary Plot

VLASS2.1.sb38652042.eb38809484.59142.37127280093_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 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea02 1342 1342/1342 1342 ± 0 5.859 5.379/6.432 5.687 ± 0.9154
ea03 1342 1342/1342 1342 ± 0.00001589 5.046 4.666/5.911 5.213 ± 0.7299
ea04 1342 1342/1342 1342 ± 0.000002443 5.487 5.086/6.043 5.427 ± 0.9084
ea05 1342 1342/1342 1342 ± 0.000007931 5.344 4.894/6.162 5.494 ± 0.8438
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0.0000187 5.909 5.418/6.419 5.79 ± 0.949
ea08 1342 1342/1342 1342 ± 0.00004761 6.22 5.517/6.648 5.852 ± 1.062
ea09 1342 1342/1342 1342 ± 0.00003419 5.737 5.178/6.285 5.685 ± 0.7253
ea10 1342 1342/1342 1342 ± 0.00002607 5.765 5.243/6.595 5.737 ± 0.9143
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003574 5.605 5.291/6.54 5.751 ± 1.001
ea13 1342 1342/1342 1342 ± 0.0000185 5.743 5.416/6.336 5.719 ± 0.779
ea14 1342 1342/1342 1342 ± 0.00001919 5.52 5.082/6.358 5.597 ± 0.9075
ea15 1342 1342/1342 1342 ± 0.000002485 2.567 2.369/3.004 2.686 ± 0.5125
ea17 1342 1342/1342 1342 ± 0.00004331 6.102 5.631/6.833 6.057 ± 1.084
ea18 1342 1342/1342 1342 ± 0.00004448 4.83 4.664/5.51 4.872 ± 0.6666
ea19 1342 1342/1342 1342 ± 0.00001495 5.588 5.294/6.416 5.768 ± 0.8853
ea20 1342 1342/1342 1342 ± 0.00004292 5.826 5.61/7.035 6.025 ± 1.044
ea21 1342 1342/1342 1342 ± 0.000008802 5.617 5.174/6.483 5.743 ± 0.912
ea23 1342 1342/1342 1342 ± 0.00001371 5.509 5.23/5.72 5.239 ± 0.7672
ea24 1342 1342/1342 1342 ± 0.00003501 5.553 5.339/6.25 5.691 ± 0.7182
ea25 1342 1342/1342 1342 ± 0.00004308 5.544 5.197/6.194 5.49 ± 0.9024
ea26 1342 1342/1342 1342 ± 0.00000595 5.817 5.652/6.692 6.03 ± 0.798
ea27 1342 1342/1342 1342 ± 0.00004218 5.459 5.131/6.501 5.525 ± 0.9261
ea28 1342 1342/1342 1342 ± 0.0000346 5.386 5.178/6.185 5.559 ± 0.7163
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 ± 0.00002515 5.38 5.261/5.631 5.292 ± 0.6277
5 1342 1342/1342 1342 ± 0.0000257 5.238 5.08/5.492 5.141 ± 0.6568
6 1342 1342/1342 1342 ± 0.00002544 5.213 5.07/5.417 5.1 ± 0.6375
7 1342 1342/1342 1342 ± 0.00002538 5.379 5.246/5.517 5.223 ± 0.6935
8 1342 1342/1342 1342 ± 0.00002538 5.306 5.136/5.454 5.176 ± 0.703
9 1342 1342/1342 1342 ± 0.00002561 5.527 5.352/5.805 5.392 ± 0.7515
10 1342 1342/1342 1342 ± 0.00002494 6.025 5.742/6.287 5.828 ± 0.8002
11 1342 1342/1342 1342 ± 0.00002494 6.34 6.043/6.555 6.157 ± 0.7597
12 1342 1342/1342 1342 ± 0.00002494 6.483 6.331/6.657 6.356 ± 0.8012
13 1342 1342/1342 1342 ± 0.00002494 6.65 6.322/6.899 6.497 ± 0.7345
14 1342 1342/1342 1342 ± 0.00002687 6.257 5.911/6.827 6.279 ± 0.7375
15 1342 1342/1342 1342 ± 0.00002494 6.425 6.05/6.82 6.306 ± 0.8414
16 1342 1342/1342 1342 ± 0.00006103 3.807 3.624/3.972 3.737 ± 0.4263
17 1342 1342/1342 1342 ± 0.00006102 3.953 3.773/4.147 3.906 ± 0.4437
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38652042.eb38809484.59142.37127280093_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2025-01-11 21:18:53.962
End
2025-01-11 22:19:45.504
Duration
1:00:51.543
Note, WebLog generation is not included in the time.

CASA logs for stage 8