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

Statwt Summary Plot

VLASS2.1.sb38613707.eb38659860.59113.15663519676_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 5.854 5.287/6.099 5.755 ± 0.5595
ea02 1342 1342/1342 1342 ± 0 5.821 5.439/6.565 6.044 ± 0.6186
ea04 1342 1342/1342 1342 ± 0 5.729 5.155/6.224 5.717 ± 0.5905
ea05 1342 1342/1342 1342 ± 0 6.027 5.344/6.521 5.909 ± 0.6412
ea06 1342 1342/1342 1342 ± 0 4.902 4.634/5.234 4.938 ± 0.3569
ea07 1342 1342/1342 1342 ± 0 6.121 5.4/6.23 5.997 ± 0.6192
ea08 1342 1342/1342 1342 ± 0 6.057 5.746/6.799 6.314 ± 0.6687
ea09 1342 1342/1342 1342 ± 0 5.799 5.206/6.508 5.839 ± 0.6465
ea10 1342 1342/1342 1342 ± 0 6.044 5.289/6.72 6.008 ± 0.7278
ea11 1342 1342/1342 1342 ± 0 6.083 5.208/6.467 5.925 ± 0.7438
ea12 1342 1342/1342 1342 ± 0 5.362 5.291/5.495 5.448 ± 0.2212
ea13 1342 1342/1342 1342 ± 0 6.452 5.907/6.518 6.35 ± 0.5265
ea14 1342 1342/1342 1342 ± 0 5.984 5.275/6.497 5.944 ± 0.708
ea15 1342 1342/1342 1342 ± 0 5.892 5.302/6.464 5.952 ± 0.7137
ea16 1342 1342/1342 1342 ± 0 6.228 5.615/6.775 6.271 ± 0.7699
ea17 1342 1342/1342 1342 ± 0 6.017 5.53/6.875 6.099 ± 0.6561
ea18 1342 1342/1342 1342 ± 0 5.125 4.705/5.586 5.163 ± 0.5683
ea19 1342 1342/1342 1342 ± 0 6.277 5.576/6.787 6.258 ± 0.7198
ea20 1342 1342/1342 1342 ± 0 6.303 5.664/6.796 6.238 ± 0.6855
ea21 1342 1342/1342 1342 ± 0 6.048 5.403/6.416 5.98 ± 0.6061
ea22 1342 1342/1342 1342 ± 0 5.54 5.203/6.272 5.757 ± 0.6677
ea23 1342 1342/1342 1342 ± 0 6.191 5.441/6.582 6.131 ± 0.7323
ea25 1342 1342/1342 1342 ± 0 5.651 5.302/6.324 5.827 ± 0.6085
ea26 1342 1342/1342 1342 ± 0 6.269 5.616/6.963 6.28 ± 0.6684
ea27 1342 1342/1342 1342 ± 0 5.718 5.329/6.447 5.82 ± 0.6281
ea28 1342 1342/1342 1342 ± 0.00001963 6.048 5.476/6.589 6.117 ± 0.6415
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 ± 0.0000235 5.349 5.203/5.6 5.357 ± 0.2717
4 1342 1342/1342 1342 ± 0.00002626 5.057 4.927/5.255 5.065 ± 0.2958
5 1342 1342/1342 1342 ± 0.0000235 5.355 5.133/5.522 5.355 ± 0.3177
6 1342 1342/1342 1342 ± 0.0000235 5.307 5.113/5.413 5.278 ± 0.3375
7 1342 1342/1342 1342 ± 0.0000235 5.35 5.209/5.533 5.348 ± 0.2685
8 1342 1342/1342 1342 ± 0.0000235 5.389 5.151/5.542 5.325 ± 0.294
9 1342 1342/1342 1342 ± 0.0000235 5.644 5.457/5.855 5.607 ± 0.3333
10 1342 1342/1342 1342 ± 0.0000235 6.098 5.968/6.235 6.054 ± 0.3375
11 1342 1342/1342 1342 ± 0.00002394 6.37 6.227/6.474 6.276 ± 0.3557
12 1342 1342/1342 1342 ± 0.00002442 6.503 6.304/6.714 6.433 ± 0.3844
13 1342 1342/1342 1342 ± 0.00002394 6.922 6.867/7.156 6.895 ± 0.4115
14 1342 1342/1342 1342 ± 0.00002394 7.182 6.963/7.414 7.086 ± 0.4536
15 1342 1342/1342 1342 ± 0.00002394 6.811 6.596/7.029 6.73 ± 0.4451
16 1342 1342/1342 1342 ± 0.00002537 6.086 5.968/6.364 6.087 ± 0.3923
17 1342 1342/1342 1342 ± 0.00002657 6.129 5.868/6.366 6.087 ± 0.3957
vis
VLASS2.1.sb38613707.eb38659860.59113.15663519676_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-04-13 01:10:13.193
End
2024-04-13 02:08:48.568
Duration
0:58:35.376
Note, WebLog generation is not included in the time.

CASA logs for stage 7