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 5.491 5.222/5.954 5.637 ± 0.5171
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.533 5.126/6.014 5.652 ± 0.532
ea05 1342 1342/1342 1342 ± 0 5.62 5.331/6.243 5.79 ± 0.5724
ea06 1342 1342/1342 1342 ± 0 4.98 4.782/5.357 5.068 ± 0.3589
ea07 1342 1342/1342 1342 ± 0 5.757 5.428/6.215 5.934 ± 0.5487
ea08 1342 1342/1342 1342 ± 0 5.75 5.487/6.522 5.98 ± 0.6704
ea09 1342 1342/1342 1342 ± 0 5.599 5.212/6.343 5.713 ± 0.6153
ea10 1342 1342/1342 1342 ± 0 5.658 5.293/6.556 5.868 ± 0.6666
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.792 5.387/6.234 5.912 ± 0.5759
ea13 1342 1342/1342 1342 ± 0 6 5.721/6.32 6.072 ± 0.4907
ea14 1342 1342/1342 1342 ± 0 5.781 5.283/6.357 5.82 ± 0.6384
ea15 1342 1342/1342 1342 ± 0 5.767 5.168/6.21 5.749 ± 0.6483
ea16 1342 1342/1342 1342 ± 0 6.123 5.689/6.583 6.206 ± 0.6908
ea17 1342 1342/1342 1342 ± 0.00001056 5.948 5.541/6.394 6.024 ± 0.6159
ea18 1342 1342/1342 1342 ± 0 5.064 4.8/5.467 5.138 ± 0.4799
ea19 1342 1342/1342 1342 ± 0 5.976 5.573/6.581 6.123 ± 0.6241
ea20 1342 1342/1342 1342 ± 0 6.125 5.825/6.755 6.251 ± 0.6408
ea21 1342 1342/1342 1342 ± 0 5.624 5.318/6.265 5.801 ± 0.5453
ea22 1342 1342/1342 1342 ± 0 5.74 5.152/6.319 5.704 ± 0.6294
ea23 1342 1342/1342 1342 ± 0 5.946 5.508/6.581 6.072 ± 0.6573
ea25 1342 1342/1342 1342 ± 0.000001645 5.539 5.24/6.053 5.649 ± 0.56
ea26 1342 1342/1342 1342 ± 0 6.001 5.652/6.708 6.096 ± 0.6302
ea27 1342 1342/1342 1342 ± 0.00003312 5.528 5.264/6.311 5.705 ± 0.5851
ea28 1342 1342/1342 1342 ± 0 5.582 5.354/6.337 5.791 ± 0.632
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 ± 0.00002439 5.42 5.223/5.597 5.413 ± 0.2529
3 1342 1342/1342 1342 ± 0.00002757 5.043 4.819/5.297 5.053 ± 0.2791
4 1342 1342/1342 1342 ± 0.00002439 5.264 5.02/5.379 5.191 ± 0.3036
5 1342 1342/1342 1342 ± 0.00002509 5.253 5.03/5.413 5.24 ± 0.2929
6 1342 1342/1342 1342 ± 0.00002439 5.334 5.192/5.531 5.327 ± 0.2841
7 1342 1342/1342 1342 ± 0.00002439 5.369 5.258/5.539 5.381 ± 0.2508
8 1342 1342/1342 1342 ± 0.00002439 5.389 5.151/5.504 5.331 ± 0.2818
9 1342 1342/1342 1342 ± 0.00002439 5.602 5.446/5.868 5.595 ± 0.3143
10 1342 1342/1342 1342 ± 0.00002439 6.001 5.891/6.215 6.004 ± 0.3065
11 1342 1342/1342 1342 ± 0.00002439 6.277 6.144/6.419 6.225 ± 0.3307
12 1342 1342/1342 1342 ± 0.00002439 6.383 6.197/6.6 6.363 ± 0.3558
13 1342 1342/1342 1342 ± 0.00002439 6.783 6.69/6.948 6.772 ± 0.3727
14 1342 1342/1342 1342 ± 0.00002439 6.926 6.748/7.194 6.918 ± 0.4008
15 1342 1342/1342 1342 ± 0.00002439 6.574 6.42/6.765 6.504 ± 0.3914
16 1342 1342/1342 1342 ± 0.0000301 5.889 5.67/6.127 5.885 ± 0.3351
17 1342 1342/1342 1342 ± 0.00003141 5.771 5.638/6.047 5.826 ± 0.3152
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-05-01 07:52:17.301
End
2024-05-01 08:46:42.361
Duration
0:54:25.060
Note, WebLog generation is not included in the time.

CASA logs for stage 7