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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.073 4.933/5.684 5.042 ± 0.8953
ea02 1342 1342/1342 1342 ± 0.00004245 5.641 5.103/6.208 5.432 ± 1.021
ea04 1342 1342/1342 1342 ± 0.00003923 4.963 4.715/5.728 4.951 ± 0.9287
ea05 1342 1342/1342 1342 ± 0.00001099 5.288 4.956/5.988 5.269 ± 0.8669
ea06 1342 1342/1342 1342 ± 0.00003989 4.612 4.487/5.332 4.663 ± 0.8342
ea07 1342 1342/1342 1342 ± 0.00004394 5.304 4.976/5.903 5.188 ± 0.9396
ea08 1342 1342/1342 1342 ± 0.00004334 5.449 5.216/6.373 5.48 ± 1.076
ea09 1342 1342/1342 1342 ± 0.00001104 5.119 4.945/5.993 5.232 ± 0.8511
ea10 1342 1342/1342 1342 ± 0.00004503 5.003 4.807/6.004 5.091 ± 0.9651
ea11 1342 1342/1342 1342 ± 0.00004347 5.24 4.661/6.089 5.126 ± 1.012
ea12 1342 1342/1342 1342 ± 0.00004109 5.269 5.002/6.145 5.25 ± 1.041
ea13 1342 1342/1342 1342 ± 0.00001469 5.661 5.42/6.165 5.576 ± 0.9019
ea14 1342 1342/1342 1342 ± 0.00001551 5.257 4.959/6.2 5.221 ± 0.9872
ea15 1342 1342/1342 1342 ± 0.00003769 5.113 4.776/5.928 5.096 ± 1.077
ea16 1342 1342/1342 1342 ± 0.00002342 5.435 4.857/6.291 5.41 ± 1.039
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003922 4.645 4.295/5.22 4.625 ± 0.7685
ea19 1342 1342/1342 1342 ± 0.000003362 5.447 5.244/6.223 5.471 ± 0.8747
ea20 1342 1342/1342 1342 ± 0.00004305 5.545 5.182/6.454 5.481 ± 1.108
ea21 1342 1342/1342 1342 ± 0.00001724 5.105 4.795/5.905 5.101 ± 0.8705
ea22 1342 1342/1342 1342 ± 0.0000334 5.291 4.909/6.213 5.309 ± 0.943
ea23 1342 1342/1342 1342 ± 0.00004115 5.258 4.969/6.127 5.277 ± 0.9754
ea25 1342 1342/1342 1342 ± 0.00004516 5.038 4.762/5.826 5.087 ± 0.9373
ea26 1342 1342/1342 1342 ± 0.00001908 5.481 5.304/6.358 5.567 ± 0.9217
ea27 1342 1342/1342 1342 ± 0.00004659 5.086 4.698/6.023 5.077 ± 0.9611
ea28 1342 1342/1342 1342 ± 0.00004547 5.38 5.001/6.183 5.289 ± 0.9876
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 ± 0.00002394 5.001 4.903/5.314 5.076 ± 0.266
3 1342 1342/1342 1342 ± 0.00004631 4.586 4.297/4.838 4.535 ± 0.4623
5 1342 1342/1342 1342 ± 0.00002479 4.937 4.659/5.205 4.944 ± 0.3341
6 1342 1342/1342 1342 ± 0.00002394 5.054 4.864/5.251 5.033 ± 0.2848
7 1342 1342/1342 1342 ± 0.00002394 5.09 4.944/5.203 5.084 ± 0.2505
8 1342 1342/1342 1342 ± 0.00002394 5.103 4.879/5.246 5.048 ± 0.2596
9 1342 1342/1342 1342 ± 0.00002394 5.331 5.21/5.495 5.305 ± 0.2917
10 1342 1342/1342 1342 ± 0.00002394 5.815 5.675/5.918 5.758 ± 0.3042
11 1342 1342/1342 1342 ± 0.00002394 6.13 5.927/6.208 6.035 ± 0.3104
12 1342 1342/1342 1342 ± 0.00002394 6.216 6.009/6.343 6.169 ± 0.2999
13 1342 1342/1342 1342 ± 0.00002412 6.328 6.065/6.482 6.253 ± 0.315
14 1342 1342/1342 1342 ± 0.00003748 5.751 5.37/6.17 5.791 ± 0.4977
15 1342 1342/1342 1342 ± 0.00002401 6.324 6.06/6.56 6.267 ± 0.3941
16 1342 1342/1342 1342 ± 0.00005614 3.132 2.962/3.399 3.159 ± 0.3226
17 1342 1342/1342 1342 ± 0.00005816 3.29 3.131/3.51 3.316 ± 0.2846
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-11-16 07:15:25.105
End
2024-11-16 08:12:57.808
Duration
0:57:32.703
Note, WebLog generation is not included in the time.

CASA logs for stage 8