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

Statwt Summary Plot

VLASS2.1.sb38471682.eb38515236.59049.18662664352_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 5.648 5.445/6.45 5.791 ± 0.797
ea02 1342 1342/1342 1342 ± 0.00004376 6.106 5.55/6.863 6.055 ± 0.9517
ea04 1342 1342/1342 1342 ± 0.00001048 5.593 5.359/6.241 5.767 ± 0.685
ea05 1342 1342/1342 1342 ± 0.00003136 5.618 5.18/6.524 5.789 ± 0.8252
ea06 1342 1342/1342 1342 ± 0.00003689 5.283 4.757/5.862 5.21 ± 0.7223
ea07 1342 1342/1342 1342 ± 0.00003337 6.327 5.559/6.493 6.073 ± 0.7758
ea09 1342 1342/1342 1342 ± 0.00001468 5.494 5.047/5.868 5.385 ± 0.6433
ea10 1342 1342/1342 1342 ± 0.00003378 5.621 5.003/6.119 5.497 ± 0.675
ea11 1342 1342/1342 1342 ± 0.00004153 6.096 5.642/6.804 6.107 ± 0.9734
ea12 1342 1342/1342 1342 ± 0.00004046 5.843 5.533/6.819 5.975 ± 1.005
ea13 1342 1342/1342 1342 ± 0.00001202 5.853 5.674/6.453 5.974 ± 0.7722
ea14 1342 1342/1342 1342 ± 0.00004234 5.592 5.465/6.745 5.962 ± 0.954
ea15 1342 1342/1342 1342 ± 0.00003199 5.815 5.542/6.664 5.957 ± 0.9217
ea16 1342 1342/1342 1342 ± 0.00004072 5.878 5.465/6.872 6.058 ± 1.019
ea17 1342 1342/1342 1342 ± 0.00004345 5.966 5.552/7.157 6.138 ± 1.021
ea18 1342 1342/1342 1342 ± 0.00003339 5.448 5.059/6.027 5.425 ± 0.6424
ea19 1342 1342/1342 1342 ± 0.00001665 5.86 5.647/6.809 6.115 ± 0.9018
ea20 1342 1342/1342 1342 ± 0.00004187 6.158 6.017/7.204 6.378 ± 1.092
ea21 1342 1342/1342 1342 ± 0.00004069 5.703 5.317/6.481 5.815 ± 0.8543
ea22 1342 1342/1342 1342 ± 0.00003865 5.819 4.971/6.58 5.748 ± 0.9441
ea23 1342 1342/1342 1342 ± 0.00004396 5.893 5.567/6.871 6.093 ± 0.9614
ea24 1342 1342/1342 1342 ± 0.00001125 5.321 4.915/6.177 5.507 ± 0.743
ea25 1342 1342/1342 1342 ± 0.00004364 5.853 5.429/6.622 5.876 ± 0.9344
ea26 1342 1342/1342 1342 ± 0.0000232 5.863 5.708/6.977 6.137 ± 0.9535
ea27 1342 1342/1342 1342 ± 0.00004249 5.894 5.514/6.834 6.016 ± 0.8812
ea28 1342 1342/1342 1342 ± 0.00004361 5.876 5.68/6.833 6.11 ± 0.9369
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 ± 0.0000237 5.52 5.322/5.718 5.457 ± 0.3505
6 1342 1342/1342 1342 ± 0.0000237 5.544 5.219/5.684 5.458 ± 0.2896
7 1342 1342/1342 1342 ± 0.0000237 5.562 5.177/5.697 5.493 ± 0.3137
8 1342 1342/1342 1342 ± 0.0000237 5.49 5.182/5.636 5.445 ± 0.3441
9 1342 1342/1342 1342 ± 0.00002462 5.744 5.457/5.884 5.666 ± 0.3117
10 1342 1342/1342 1342 ± 0.0000237 6.313 5.988/6.391 6.217 ± 0.3148
11 1342 1342/1342 1342 ± 0.0000237 6.499 6.211/6.739 6.471 ± 0.334
12 1342 1342/1342 1342 ± 0.0000237 6.641 6.393/6.867 6.63 ± 0.3773
13 1342 1342/1342 1342 ± 0.0000237 7.029 6.831/7.393 7.012 ± 0.443
14 1342 1342/1342 1342 ± 0.0000237 7.197 6.945/7.441 7.097 ± 0.4588
15 1342 1342/1342 1342 ± 0.00002452 6.662 6.353/6.875 6.568 ± 0.4361
16 1342 1342/1342 1342 ± 0.00005467 4.292 4.195/4.394 4.296 ± 0.176
17 1342 1342/1342 1342 ± 0.00005745 4.388 4.214/4.532 4.381 ± 0.2368
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38471682.eb38515236.59049.18662664352_split_split.ms
output_dir
 
Start time
2024-06-06 05:59:14.920
End
2024-06-06 06:28:06.531
Duration
0:28:51.611
Note, WebLog generation is not included in the time.

CASA logs for stage 8