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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.63 5.21/6.096 5.706 ± 0.5623
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.54 5.157/6.122 5.672 ± 0.587
ea05 1342 1342/1342 1342 ± 0 5.716 5.217/6.314 5.816 ± 0.6081
ea06 1342 1342/1342 1342 ± 0 5.104 4.864/5.529 5.183 ± 0.4128
ea07 1342 1342/1342 1342 ± 0 5.867 5.443/6.237 5.946 ± 0.5923
ea08 1342 1342/1342 1342 ± 0 5.943 5.445/6.561 6.034 ± 0.6795
ea09 1342 1342/1342 1342 ± 0 5.726 5.143/6.382 5.778 ± 0.6368
ea10 1342 1342/1342 1342 ± 0 5.78 5.265/6.561 5.879 ± 0.6736
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.859 5.421/6.453 6.003 ± 0.6466
ea13 1342 1342/1342 1342 ± 0 6.04 5.631/6.357 6.085 ± 0.5348
ea14 1342 1342/1342 1342 ± 0 5.988 5.288/6.397 5.859 ± 0.6475
ea15 1342 1342/1342 1342 ± 0 5.556 5.082/6.161 5.684 ± 0.6874
ea16 1342 1342/1342 1342 ± 0 6.116 5.563/6.612 6.199 ± 0.7275
ea17 1342 1342/1342 1342 ± 0.00001291 5.971 5.589/6.465 6.083 ± 0.6459
ea18 1342 1342/1342 1342 ± 0 5.063 4.768/5.494 5.16 ± 0.5174
ea19 1342 1342/1342 1342 ± 0 5.978 5.565/6.589 6.133 ± 0.6455
ea20 1342 1342/1342 1342 ± 0 6.164 5.769/6.822 6.248 ± 0.6907
ea21 1342 1342/1342 1342 ± 0 5.63 5.351/6.272 5.798 ± 0.5789
ea22 1342 1342/1342 1342 ± 0 5.711 5.199/6.342 5.781 ± 0.673
ea23 1342 1342/1342 1342 ± 0 6.042 5.471/6.573 6.068 ± 0.687
ea25 1342 1342/1342 1342 ± 0.000001535 5.532 5.228/6.052 5.655 ± 0.5797
ea26 1342 1342/1342 1342 ± 0 5.986 5.534/6.67 6.088 ± 0.6878
ea27 1342 1342/1342 1342 ± 0.0000234 5.574 5.126/6.393 5.728 ± 0.6153
ea28 1342 1342/1342 1342 ± 0 5.639 5.357/6.367 5.825 ± 0.6645
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 ± 0.00002442 5.445 5.222/5.609 5.408 ± 0.2456
3 1342 1342/1342 1342 ± 0.0000282 5.055 4.885/5.305 5.078 ± 0.261
4 1342 1342/1342 1342 ± 0.00002442 5.189 4.946/5.336 5.168 ± 0.2829
5 1342 1342/1342 1342 ± 0.00002442 5.383 5.149/5.49 5.347 ± 0.2976
6 1342 1342/1342 1342 ± 0.00002468 5.129 4.933/5.267 5.113 ± 0.2447
7 1342 1342/1342 1342 ± 0.00002442 5.378 5.235/5.503 5.372 ± 0.2439
8 1342 1342/1342 1342 ± 0.00002442 5.38 5.134/5.557 5.325 ± 0.2698
9 1342 1342/1342 1342 ± 0.00002442 5.602 5.42/5.868 5.597 ± 0.3011
10 1342 1342/1342 1342 ± 0.00002442 6.043 5.886/6.211 6.014 ± 0.2994
11 1342 1342/1342 1342 ± 0.00002442 6.3 6.149/6.451 6.244 ± 0.3147
12 1342 1342/1342 1342 ± 0.00002442 6.416 6.195/6.61 6.399 ± 0.337
13 1342 1342/1342 1342 ± 0.00002442 6.816 6.708/7.048 6.821 ± 0.3539
14 1342 1342/1342 1342 ± 0.00002442 6.993 6.842/7.302 7.006 ± 0.3889
15 1342 1342/1342 1342 ± 0.00002442 6.696 6.479/6.88 6.611 ± 0.3562
16 1342 1342/1342 1342 ± 0.0000282 6.024 5.835/6.257 6.009 ± 0.325
17 1342 1342/1342 1342 ± 0.00002721 5.966 5.812/6.18 5.969 ± 0.3019
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
Start time
2024-05-01 11:02:01.392
End
2024-05-01 12:08:25.117
Duration
1:06:23.725
Note, WebLog generation is not included in the time.

CASA logs for stage 7