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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.392 5.103/6.204 5.573 ± 0.7969
ea02 1342 1342/1342 1342 ± 0.00004941 5.816 5.204/6.681 5.886 ± 0.9053
ea04 1342 1342/1342 1342 ± 0.00001555 5.572 4.948/6.131 5.502 ± 0.7875
ea05 1342 1342/1342 1342 ± 0.00001738 5.988 5.095/6.337 5.789 ± 0.8157
ea06 1342 1342/1342 1342 ± 0.00002698 5.076 4.446/5.31 4.868 ± 0.56
ea07 1342 1342/1342 1342 ± 0.00004188 5.894 5.314/6.396 5.857 ± 0.9362
ea08 1342 1342/1342 1342 ± 0.00004404 5.747 5.392/6.845 6.053 ± 1.037
ea09 1342 1342/1342 1342 ± 0.00002991 5.77 5.085/6.559 5.764 ± 0.8482
ea10 1342 1342/1342 1342 ± 0.00003853 5.728 5.209/6.785 5.896 ± 0.9279
ea11 1342 1342/1342 1342 ± 0.00004304 5.495 5.108/6.6 5.815 ± 0.9717
ea12 1342 1342/1342 1342 ± 0.00003625 5.999 5.251/6.638 5.829 ± 0.9511
ea13 1342 1342/1342 1342 ± 0.00001589 6.068 5.459/6.417 5.98 ± 0.7573
ea14 1342 1342/1342 1342 ± 0.00003677 5.637 5.272/6.54 5.829 ± 0.9126
ea15 1342 1342/1342 1342 ± 0.00001075 5.27 4.995/6.263 5.564 ± 0.8898
ea16 1342 1342/1342 1342 ± 0.00002743 5.98 5.563/6.956 6.124 ± 0.9856
ea17 1342 1342/1342 1342 ± 0.00004394 5.743 5.502/7.079 5.99 ± 1.018
ea18 1342 1342/1342 1342 ± 0.00004284 5.142 4.681/5.767 5.138 ± 0.6807
ea19 1342 1342/1342 1342 ± 0.0000165 6.171 5.569/6.831 6.151 ± 0.8855
ea20 1342 1342/1342 1342 ± 0.0000422 6.122 5.537/7.023 6.134 ± 1.041
ea21 1342 1342/1342 1342 ± 0.00003058 5.691 5.356/6.492 5.787 ± 0.8617
ea22 1342 1342/1342 1342 ± 0.00003929 5.134 4.921/6.411 5.583 ± 0.8099
ea23 1342 1342/1342 1342 ± 0.00004323 5.771 5.415/6.745 5.949 ± 1.026
ea25 1342 1342/1342 1342 ± 0.00004334 5.497 5.158/6.397 5.66 ± 0.8784
ea26 1342 1342/1342 1342 ± 0.00002851 5.986 5.685/6.827 6.137 ± 0.8969
ea27 1342 1342/1342 1342 ± 0.00004345 5.586 5.237/6.653 5.735 ± 0.9223
ea28 1342 1342/1342 1342 ± 0.00004418 5.743 5.346/6.659 5.875 ± 0.9713
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 ± 0.00002348 5.638 5.397/5.909 5.644 ± 0.3313
5 1342 1342/1342 1342 ± 0.00003446 5.647 5.431/5.766 5.59 ± 0.3185
6 1342 1342/1342 1342 ± 0.00002348 5.239 5.078/5.348 5.205 ± 0.2817
7 1342 1342/1342 1342 ± 0.00002348 5.271 5.109/5.417 5.254 ± 0.2824
8 1342 1342/1342 1342 ± 0.00002348 5.331 5.094/5.43 5.256 ± 0.3074
9 1342 1342/1342 1342 ± 0.00002348 5.53 5.266/5.752 5.489 ± 0.3554
10 1342 1342/1342 1342 ± 0.00002348 6.099 5.924/6.309 6.06 ± 0.3383
11 1342 1342/1342 1342 ± 0.00002348 6.442 6.252/6.531 6.35 ± 0.3531
12 1342 1342/1342 1342 ± 0.00002348 6.627 6.401/6.747 6.55 ± 0.385
13 1342 1342/1342 1342 ± 0.00002348 7.05 6.783/7.261 6.988 ± 0.4227
14 1342 1342/1342 1342 ± 0.00002348 7.26 7.006/7.439 7.16 ± 0.4694
15 1342 1342/1342 1342 ± 0.00002406 6.707 6.457/6.988 6.654 ± 0.4655
16 1342 1342/1342 1342 ± 0.00005613 4.309 4.151/4.516 4.325 ± 0.224
17 1342 1342/1342 1342 ± 0.00005839 4.323 4.165/4.542 4.35 ± 0.2453
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-02 20:30:37.185
End
2024-11-02 21:40:31.426
Duration
1:09:54.240
Note, WebLog generation is not included in the time.

CASA logs for stage 8