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

Statwt Summary Plot

VLASS2.1.sb38547417.eb38659598.59111.3291737963_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 5.453 5.403/6.226 5.727 ± 0.6544
ea02 1342 1342/1342 1342 ± 0.00004233 6.002 5.49/6.746 6.051 ± 0.8314
ea04 1342 1342/1342 1342 ± 0 5.281 5.128/6.071 5.578 ± 0.6341
ea05 1342 1342/1342 1342 ± 0.000008486 5.639 5.285/6.645 5.91 ± 0.7315
ea06 1342 1342/1342 1342 ± 0 4.919 4.761/5.374 5.005 ± 0.4611
ea07 1342 1342/1342 1342 ± 0.00004176 5.984 5.503/6.373 6.054 ± 0.766
ea08 1342 1342/1342 1342 ± 0.00004233 6.023 5.65/6.936 6.233 ± 0.8518
ea09 1342 1342/1342 1342 ± 0.000008804 5.628 5.311/6.564 5.782 ± 0.7871
ea10 1342 1342/1342 1342 ± 0.00004233 5.677 5.34/6.854 6.011 ± 0.8638
ea11 1342 1342/1342 1342 ± 0.000008602 5.888 5.293/6.781 6.056 ± 0.8278
ea12 1342 1342/1342 1342 ± 0 5.697 5.443/6.631 5.963 ± 0.8404
ea13 1342 1342/1342 1342 ± 0 6.061 5.928/6.572 6.196 ± 0.7405
ea14 1342 1342/1342 1342 ± 0.000007777 5.518 5.307/6.55 5.944 ± 0.7305
ea15 1342 1342/1342 1342 ± 0 5.601 5.442/6.526 5.962 ± 0.7876
ea16 1342 1342/1342 1342 ± 0.00001244 6.086 5.703/6.934 6.322 ± 0.8324
ea17 1342 1342/1342 1342 ± 0.00004272 5.986 5.667/7.156 6.172 ± 0.8344
ea18 1342 1342/1342 1342 ± 0.00002017 4.951 4.716/5.685 5.122 ± 0.6008
ea19 1342 1342/1342 1342 ± 0.000001137 5.885 5.674/6.941 6.243 ± 0.7703
ea20 1342 1342/1342 1342 ± 0.000002784 5.912 5.779/6.962 6.19 ± 0.854
ea21 1342 1342/1342 1342 ± 0.00001132 5.643 5.382/6.546 5.956 ± 0.7076
ea22 1342 1342/1342 1342 ± 0.0000353 5.392 5.081/6.277 5.595 ± 0.7847
ea23 1342 1342/1342 1342 ± 0.00003687 5.68 5.609/6.767 6.141 ± 0.8536
ea25 1342 1342/1342 1342 ± 0.00004003 5.683 5.388/6.501 5.823 ± 0.782
ea26 1342 1342/1342 1342 ± 0 5.918 5.785/7.095 6.262 ± 0.8518
ea27 1342 1342/1342 1342 ± 0.00004233 5.594 5.272/6.606 5.851 ± 0.7466
ea28 1342 1342/1342 1342 ± 0.00004233 5.781 5.568/6.744 6.038 ± 0.8125
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 ± 0.0000238 5.587 5.385/5.794 5.551 ± 0.2813
4 1342 1342/1342 1342 ± 0.00002726 5.083 4.922/5.388 5.129 ± 0.3525
5 1342 1342/1342 1342 ± 0.0000238 5.595 5.312/5.723 5.549 ± 0.3283
6 1342 1342/1342 1342 ± 0.0000238 5.495 5.334/5.585 5.449 ± 0.3328
7 1342 1342/1342 1342 ± 0.0000238 5.492 5.361/5.676 5.485 ± 0.2836
8 1342 1342/1342 1342 ± 0.0000238 5.515 5.306/5.665 5.459 ± 0.3123
9 1342 1342/1342 1342 ± 0.0000238 5.768 5.608/6.005 5.721 ± 0.3449
10 1342 1342/1342 1342 ± 0.0000238 6.226 6.063/6.349 6.148 ± 0.3512
11 1342 1342/1342 1342 ± 0.0000238 6.517 6.278/6.617 6.394 ± 0.361
12 1342 1342/1342 1342 ± 0.0000238 6.609 6.485/6.781 6.512 ± 0.516
13 1342 1342/1342 1342 ± 0.0000238 7.089 6.969/7.297 7.052 ± 0.423
14 1342 1342/1342 1342 ± 0.0000238 7.275 6.956/7.489 7.207 ± 0.4829
15 1342 1342/1342 1342 ± 0.0000238 7.03 6.788/7.251 6.92 ± 0.5171
16 1342 1342/1342 1342 ± 0.00006072 4.83 4.662/5.018 4.831 ± 0.2865
17 1342 1342/1342 1342 ± 0.00005963 4.887 4.718/5.045 4.875 ± 0.2845
overwrite_modelcol
False
vis
VLASS2.1.sb38547417.eb38659598.59111.3291737963_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-19 13:23:14.858
End
2024-11-19 14:31:47.671
Duration
1:08:32.812
Note, WebLog generation is not included in the time.

CASA logs for stage 8