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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.561 5.262/6.035 5.676 ± 0.5392
ea02 1342 1342/1342 1342 ± 0 5.696 5.381/6.459 5.94 ± 0.6684
ea04 1342 1342/1342 1342 ± 0 5.428 5.113/6.013 5.616 ± 0.5655
ea05 1342 1342/1342 1342 ± 0 5.673 5.251/6.139 5.746 ± 0.5831
ea06 1342 1342/1342 1342 ± 0 5.001 4.815/5.389 5.1 ± 0.3693
ea07 1342 1342/1342 1342 ± 0 6.11 5.461/6.229 6.028 ± 0.5844
ea08 1342 1342/1342 1342 ± 0 5.748 5.493/6.595 6.049 ± 0.7012
ea09 1342 1342/1342 1342 ± 0 5.625 5.144/6.235 5.728 ± 0.6201
ea10 1342 1342/1342 1342 ± 0 5.972 5.301/6.634 5.967 ± 0.6837
ea11 1342 1342/1342 1342 ± 0 5.783 5.157/6.367 5.852 ± 0.6509
ea12 1342 1342/1342 1342 ± 0 5.941 5.349/6.419 6.008 ± 0.6677
ea13 1342 1342/1342 1342 ± 0 6.305 5.799/6.36 6.197 ± 0.5057
ea14 1342 1342/1342 1342 ± 0 5.942 5.239/6.354 5.889 ± 0.6646
ea15 1342 1342/1342 1342 ± 0 5.56 5.096/6.212 5.746 ± 0.6873
ea16 1342 1342/1342 1342 ± 0 6.056 5.645/6.748 6.254 ± 0.7196
ea17 1342 1342/1342 1342 ± 0.000003134 5.932 5.548/6.485 6.091 ± 0.6442
ea18 1342 1342/1342 1342 ± 0 5.128 4.728/5.587 5.163 ± 0.5224
ea19 1342 1342/1342 1342 ± 0 5.973 5.513/6.664 6.167 ± 0.6602
ea20 1342 1342/1342 1342 ± 0 6.282 5.698/6.896 6.267 ± 0.6291
ea21 1342 1342/1342 1342 ± 0 5.652 5.315/6.194 5.803 ± 0.5559
ea22 1342 1342/1342 1342 ± 0 5.42 5.199/6.299 5.728 ± 0.6485
ea23 1342 1342/1342 1342 ± 0 6.15 5.484/6.557 6.122 ± 0.6838
ea25 1342 1342/1342 1342 ± 0.00000558 5.469 5.258/6.147 5.666 ± 0.6086
ea26 1342 1342/1342 1342 ± 0 6.162 5.63/6.893 6.195 ± 0.6476
ea27 1342 1342/1342 1342 ± 0.000029 5.535 5.272/6.358 5.75 ± 0.5912
ea28 1342 1342/1342 1342 ± 0.00002337 5.678 5.362/6.394 5.874 ± 0.662
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 ± 0.00002348 5.383 5.207/5.632 5.398 ± 0.2547
3 1342 1342/1342 1342 ± 0.00002977 5.112 4.952/5.454 5.171 ± 0.2916
4 1342 1342/1342 1342 ± 0.00002348 5.246 5.074/5.44 5.241 ± 0.3088
5 1342 1342/1342 1342 ± 0.00002348 5.358 5.108/5.528 5.348 ± 0.3106
6 1342 1342/1342 1342 ± 0.00002348 5.281 5.081/5.469 5.263 ± 0.282
7 1342 1342/1342 1342 ± 0.00002348 5.326 5.186/5.5 5.325 ± 0.2536
8 1342 1342/1342 1342 ± 0.00002348 5.318 5.089/5.463 5.28 ± 0.2737
9 1342 1342/1342 1342 ± 0.00002348 5.566 5.377/5.837 5.556 ± 0.3192
10 1342 1342/1342 1342 ± 0.00002348 6.021 5.843/6.189 5.999 ± 0.3049
11 1342 1342/1342 1342 ± 0.00002348 6.272 6.11/6.4 6.216 ± 0.3164
12 1342 1342/1342 1342 ± 0.00002348 6.414 6.227/6.605 6.378 ± 0.3463
13 1342 1342/1342 1342 ± 0.00002348 6.825 6.735/7.084 6.832 ± 0.3681
14 1342 1342/1342 1342 ± 0.00002348 7.073 6.838/7.288 7.025 ± 0.4021
15 1342 1342/1342 1342 ± 0.00002348 6.743 6.482/6.966 6.664 ± 0.407
16 1342 1342/1342 1342 ± 0.00003208 5.965 5.599/6.304 5.945 ± 0.41
17 1342 1342/1342 1342 ± 0.00002995 6.005 5.71/6.272 5.967 ± 0.3808
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-13 17:59:41.269
End
2024-12-13 18:56:46.511
Duration
0:57:05.242
Note, WebLog generation is not included in the time.

CASA logs for stage 8