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

Statwt Summary Plot

VLASS2.1.sb38609051.eb38659592.59110.93759270833_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 5.553 5.157/5.959 5.64 ± 0.5642
ea02 1342 1342/1342 1342 ± 0 5.634 5.374/6.453 5.914 ± 0.6546
ea04 1342 1342/1342 1342 ± 0 5.232 4.906/5.865 5.423 ± 0.5824
ea05 1342 1342/1342 1342 ± 0 5.61 5.097/6.072 5.65 ± 0.6235
ea06 1342 1342/1342 1342 ± 0 4.759 4.557/5.14 4.842 ± 0.354
ea07 1342 1342/1342 1342 ± 0 6.002 5.353/6.158 5.914 ± 0.6084
ea08 1342 1342/1342 1342 ± 0 5.778 5.518/6.713 6.111 ± 0.7239
ea09 1342 1342/1342 1342 ± 0 5.632 5.207/6.335 5.76 ± 0.6542
ea10 1342 1342/1342 1342 ± 0 5.911 5.261/6.572 5.902 ± 0.7108
ea11 1342 1342/1342 1342 ± 0 5.823 5.135/6.374 5.794 ± 0.7082
ea12 1342 1342/1342 1342 ± 0 5.586 5.149/6.238 5.764 ± 0.6527
ea13 1342 1342/1342 1342 ± 0 6.093 5.878/6.516 6.259 ± 0.5015
ea14 1342 1342/1342 1342 ± 0 5.738 5.189/6.323 5.81 ± 0.682
ea15 1342 1342/1342 1342 ± 0 5.552 5.114/6.214 5.733 ± 0.6847
ea16 1342 1342/1342 1342 ± 0 5.954 5.448/6.589 6.074 ± 0.7414
ea17 1342 1342/1342 1342 ± 0.000001163 5.943 5.545/6.477 6.062 ± 0.6593
ea18 1342 1342/1342 1342 ± 0 4.962 4.638/5.436 5.044 ± 0.5614
ea19 1342 1342/1342 1342 ± 0 5.802 5.328/6.524 5.988 ± 0.6758
ea20 1342 1342/1342 1342 ± 0 5.962 5.536/6.562 6.088 ± 0.6493
ea21 1342 1342/1342 1342 ± 0 5.581 5.209/6.117 5.697 ± 0.5825
ea22 1342 1342/1342 1342 ± 0 5.496 5.209/6.382 5.761 ± 0.6793
ea23 1342 1342/1342 1342 ± 0 5.95 5.336/6.396 6.018 ± 0.7032
ea25 1342 1342/1342 1342 ± 0 5.567 5.254/6.134 5.714 ± 0.5854
ea26 1342 1342/1342 1342 ± 0 5.977 5.626/6.734 6.171 ± 0.7009
ea27 1342 1342/1342 1342 ± 0 5.501 5.22/6.348 5.709 ± 0.6158
ea28 1342 1342/1342 1342 ± 0.000006149 5.71 5.428/6.475 5.924 ± 0.7029
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 ± 0.00002353 5.28 5.086/5.489 5.285 ± 0.292
3 1342 1342/1342 1342 ± 0.00002353 5.106 4.914/5.292 5.109 ± 0.2709
4 1342 1342/1342 1342 ± 0.00002419 5.126 4.892/5.288 5.081 ± 0.3186
5 1342 1342/1342 1342 ± 0.00002353 5.287 5.02/5.389 5.235 ± 0.3332
6 1342 1342/1342 1342 ± 0.00002353 5.229 5.016/5.367 5.184 ± 0.3623
7 1342 1342/1342 1342 ± 0.00002353 5.28 5.162/5.479 5.29 ± 0.2882
8 1342 1342/1342 1342 ± 0.00002353 5.329 5.094/5.455 5.269 ± 0.3118
9 1342 1342/1342 1342 ± 0.00002353 5.555 5.358/5.824 5.551 ± 0.3418
10 1342 1342/1342 1342 ± 0.00002353 6.035 5.82/6.172 5.985 ± 0.3515
11 1342 1342/1342 1342 ± 0.00002353 6.325 6.024/6.396 6.202 ± 0.364
12 1342 1342/1342 1342 ± 0.00002398 6.394 6.189/6.586 6.353 ± 0.3819
13 1342 1342/1342 1342 ± 0.00002353 6.849 6.722/7.071 6.812 ± 0.4062
14 1342 1342/1342 1342 ± 0.00002353 7.071 6.805/7.264 6.959 ± 0.4379
15 1342 1342/1342 1342 ± 0.00002353 6.704 6.447/6.888 6.615 ± 0.442
16 1342 1342/1342 1342 ± 0.00002392 5.93 5.635/6.158 5.916 ± 0.379
17 1342 1342/1342 1342 ± 0.00002361 5.894 5.725/6.193 5.927 ± 0.3577
output_dir
 
vis
VLASS2.1.sb38609051.eb38659592.59110.93759270833_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-18 03:54:05.022
End
2024-12-18 04:49:27.537
Duration
0:55:22.515
Note, WebLog generation is not included in the time.

CASA logs for stage 8