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 5.467 5.39/5.903 5.651 ± 0.4433
ea02 1342 1342/1342 1342 ± 0 5.88 5.426/6.257 5.892 ± 0.5175
ea04 1342 1342/1342 1342 ± 0 5.569 5.29/6.195 5.735 ± 0.4913
ea05 1342 1342/1342 1342 ± 0 5.855 5.411/6.2 5.839 ± 0.5025
ea06 1342 1342/1342 1342 ± 0 2.952 2.87/3.199 3.033 ± 0.1985
ea07 1342 1342/1342 1342 ± 0 5.635 5.482/5.802 5.643 ± 0.2052
ea08 1342 1342/1342 1342 ± 0 5.923 5.578/6.514 6.042 ± 0.5814
ea09 1342 1342/1342 1342 ± 0 5.007 4.877/5.485 5.171 ± 0.3633
ea10 1342 1342/1342 1342 ± 0 5.624 5.388/6.353 5.809 ± 0.5225
ea11 1342 1342/1342 1342 ± 0.000001722 5.856 5.591/6.414 6.008 ± 0.5062
ea12 1342 1342/1342 1342 ± 0 5.972 5.504/6.372 6.019 ± 0.4917
ea13 1342 1342/1342 1342 ± 0 5.948 5.676/6.12 5.988 ± 0.4014
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 4.93/5.207 5.092 ± 0.2982
ea17 1342 1342/1342 1342 ± 0.000009405 6.119 5.819/6.542 6.239 ± 0.5379
ea18 1342 1342/1342 1342 ± 0 5.236 4.974/5.688 5.324 ± 0.4099
ea19 1342 1342/1342 1342 ± 0 6.521 6.275/6.771 6.579 ± 0.3389
ea21 1342 1342/1342 1342 ± 0 5.723 5.453/6.268 5.872 ± 0.4936
ea22 1342 1342/1342 1342 ± 0 5.34 5.12/5.991 5.533 ± 0.5167
ea23 1342 1342/1342 1342 ± 0 6.051 5.551/6.427 6.053 ± 0.5643
ea25 1342 1342/1342 1342 ± 0.000002435 5.479 5.435/5.577 5.463 ± 0.1818
ea26 1342 1342/1342 1342 ± 0 6.016 5.614/6.591 6.056 ± 0.5207
ea27 1342 1342/1342 1342 ± 0.000006319 5.601 5.374/6.18 5.761 ± 0.5145
ea28 1342 1342/1342 1342 ± 0.000004867 5.669 5.477/6.353 5.868 ± 0.5691
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 5.563 5.4/5.736 5.517 ± 0.3289
3 1342 1342/1342 1342 ± 0.00003289 5.243 4.973/5.549 5.271 ± 0.3298
4 1342 1342/1342 1342 ± 0.000026 5.431 5.286/5.593 5.393 ± 0.2945
5 1342 1342/1342 1342 ± 0.000026 5.48 5.349/5.646 5.494 ± 0.2737
6 1342 1342/1342 1342 ± 0.000026 5.431 5.155/5.51 5.362 ± 0.2509
7 1342 1342/1342 1342 ± 0.000026 5.435 5.306/5.527 5.394 ± 0.2256
8 1342 1342/1342 1342 ± 0.000026 5.422 5.147/5.502 5.348 ± 0.2852
9 1342 1342/1342 1342 ± 0.000026 5.674 5.332/5.872 5.588 ± 0.3502
10 1342 1342/1342 1342 ± 0.000026 5.999 5.812/6.143 5.801 ± 0.6473
11 1342 1342/1342 1342 ± 0.000026 6.234 5.931/6.371 5.975 ± 0.7661
12 1342 1342/1342 1342 ± 0.000026 6.394 6.025/6.442 6.115 ± 0.7936
13 1342 1342/1342 1342 ± 0.000026 6.709 6.412/6.903 6.454 ± 0.8352
14 1342 1342/1342 1342 ± 0.000026 6.797 6.568/7.036 6.591 ± 0.864
15 1342 1342/1342 1342 ± 0.000026 6.299 6.042/6.574 6.067 ± 0.8318
16 1342 1342/1342 1342 ± 0.00002677 5.53 5.34/6.044 5.551 ± 0.7436
17 1342 1342/1342 1342 ± 0.00002604 5.632 5.423/6.056 5.585 ± 0.7246
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-03-29 06:33:03.501
End
2024-03-29 07:21:31.579
Duration
0:48:28.079
Note, WebLog generation is not included in the time.

CASA logs for stage 7