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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.542 5.264/6.115 5.69 ± 0.5585
ea02 1342 1342/1342 1342 ± 0.00001734 5.868 5.465/6.501 5.975 ± 0.6307
ea04 1342 1342/1342 1342 ± 0 5.485 5.173/6.042 5.624 ± 0.5125
ea05 1342 1342/1342 1342 ± 0 5.899 5.45/6.518 5.899 ± 0.5926
ea06 1342 1342/1342 1342 ± 0 5.496 5.072/5.882 5.49 ± 0.4807
ea07 1342 1342/1342 1342 ± 0 5.163 5.075/5.494 5.261 ± 0.2192
ea08 1342 1342/1342 1342 ± 0.00002866 5.96 5.594/6.632 6.103 ± 0.6585
ea09 1342 1342/1342 1342 ± 0 5.155 4.874/5.675 5.269 ± 0.422
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000002026 5.792 5.369/6.383 5.907 ± 0.598
ea13 1342 1342/1342 1342 ± 0 6.04 5.734/6.237 6.111 ± 0.4699
ea14 1342 1342/1342 1342 ± 0 6.068 5.447/6.512 6.012 ± 0.6274
ea15 1342 1342/1342 1342 ± 0 6.038 5.497/6.54 6.113 ± 0.6723
ea16 1342 1342/1342 1342 ± 0 6.101 5.667/6.627 6.193 ± 0.6598
ea17 1342 1342/1342 1342 ± 0.000009593 5.719 5.423/5.814 5.661 ± 0.2384
ea18 1342 1342/1342 1342 ± 0.000002046 5.201 4.882/5.746 5.287 ± 0.5003
ea19 1342 1342/1342 1342 ± 0 5.722 5.602/5.808 5.705 ± 0.1188
ea20 1342 1342/1342 1342 ± 0 6.258 5.777/6.71 6.236 ± 0.6053
ea21 1342 1342/1342 1342 ± 0 5.63 5.44/6.26 5.877 ± 0.5294
ea22 1342 1342/1342 1342 ± 0 5.568 5.211/6.368 5.76 ± 0.623
ea23 1342 1342/1342 1342 ± 0 5.872 5.53/6.553 6.054 ± 0.6482
ea24 1342 1342/1342 1342 ± 0 5.832 5.039/6.215 5.639 ± 0.5694
ea25 1342 1342/1342 1342 ± 0.000004575 5.524 5.415/6.314 5.84 ± 0.5889
ea26 1342 1342/1342 1342 ± 0 6.168 5.732/6.882 6.248 ± 0.6682
ea27 1342 1342/1342 1342 ± 0.00001081 5.474 5.277/5.541 5.406 ± 0.1752
ea28 1342 1342/1342 1342 ± 0.00004017 5.625 5.473/6.438 5.904 ± 0.6433
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 ± 0.00002418 5.494 5.333/5.595 5.457 ± 0.235
3 1342 1342/1342 1342 ± 0.00002567 5.159 4.993/5.421 5.192 ± 0.3032
4 1342 1342/1342 1342 ± 0.00002621 5.415 5.227/5.56 5.394 ± 0.3354
5 1342 1342/1342 1342 ± 0.00002418 5.465 5.319/5.721 5.475 ± 0.3058
6 1342 1342/1342 1342 ± 0.00002472 5.304 5.062/5.496 5.294 ± 0.2536
7 1342 1342/1342 1342 ± 0.00002418 5.436 5.183/5.603 5.406 ± 0.2691
8 1342 1342/1342 1342 ± 0.00002418 5.426 5.122/5.519 5.336 ± 0.2951
9 1342 1342/1342 1342 ± 0.00002422 5.707 5.398/5.873 5.606 ± 0.3208
10 1342 1342/1342 1342 ± 0.00002633 6.075 5.84/6.163 5.977 ± 0.3297
11 1342 1342/1342 1342 ± 0.00002633 6.235 6.078/6.386 6.194 ± 0.3186
12 1342 1342/1342 1342 ± 0.00002633 6.432 6.215/6.535 6.342 ± 0.3269
13 1342 1342/1342 1342 ± 0.00002633 6.851 6.45/6.977 6.751 ± 0.3838
14 1342 1342/1342 1342 ± 0.00002633 7.051 6.824/7.318 6.965 ± 0.3943
15 1342 1342/1342 1342 ± 0.00002633 6.705 6.361/6.955 6.616 ± 0.4359
16 1342 1342/1342 1342 ± 0.00003979 5.773 5.549/6.042 5.804 ± 0.3513
17 1342 1342/1342 1342 ± 0.00004097 5.793 5.589/6.118 5.834 ± 0.3355
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-30 19:43:13.885
End
2024-04-30 19:56:46.612
Duration
0:13:32.727
Note, WebLog generation is not included in the time.

CASA logs for stage 7