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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.262 5.201/6.013 5.388 ± 0.8035
ea02 1342 1342/1342 1342 ± 0.00004525 5.835 5.329/6.579 5.765 ± 0.9675
ea05 1342 1342/1342 1342 ± 0.00001104 5.472 5.148/6.265 5.618 ± 0.7907
ea06 1342 1342/1342 1342 ± 0.000006592 4.956 4.837/5.496 4.957 ± 0.6948
ea07 1342 1342/1342 1342 ± 0.00004308 5.701 5.308/5.999 5.47 ± 0.8071
ea08 1342 1342/1342 1342 ± 0.00004268 6.125 5.634/6.88 6.048 ± 1.064
ea09 1342 1342/1342 1342 ± 0.00002642 4.098 3.274/5.62 4.444 ± 1.146
ea10 1342 1342/1342 1342 ± 0.00004333 5.549 5.094/6.277 5.462 ± 0.8775
ea11 1342 1342/1342 1342 ± 0 5.825 5.286/6.423 5.934 ± 0.6053
ea12 1342 1342/1342 1342 ± 0.000007736 5.643 5.372/6.548 5.7 ± 1.02
ea13 1342 1342/1342 1342 ± 0.00002533 5.855 5.685/6.402 5.922 ± 0.7561
ea14 1342 1342/1342 1342 ± 0.00002027 6.49 5.742/6.61 5.927 ± 1.049
ea15 1342 1342/1342 1342 ± 0.000002381 5.37 5.191/6.257 5.564 ± 0.8806
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004366 5.866 5.507/6.811 5.844 ± 1.032
ea18 1342 1342/1342 1342 ± 0.00003539 5.011 4.765/5.725 4.99 ± 0.8007
ea19 1342 1342/1342 1342 ± 0 5.701 5.485/6.492 5.836 ± 0.7987
ea20 1342 1342/1342 1342 ± 0.00001912 5.947 5.772/6.818 5.997 ± 1.154
ea21 1342 1342/1342 1342 ± 0.00001595 5.496 5.327/6.272 5.563 ± 0.8041
ea22 1342 1342/1342 1342 ± 0.00004121 5.369 5.132/6.417 5.571 ± 0.8678
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.342 5.269/5.354 5.33 ± 0.151
ea26 1342 1342/1342 1342 ± 0.00003539 5.628 5.495/6.597 5.803 ± 0.8119
ea27 1342 1342/1342 1342 ± 0.00004478 5.494 5.061/6.395 5.502 ± 0.9222
ea28 1342 1342/1342 1342 ± 0.00005288 6.46 6.058/6.821 5.93 ± 1.228
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 ± 0.00002619 5.367 5.203/5.684 5.364 ± 0.5082
5 1342 1342/1342 1342 ± 0.000027 5.36 5.191/5.538 5.29 ± 0.542
6 1342 1342/1342 1342 ± 0.00002619 5.347 5.203/5.495 5.245 ± 0.5241
7 1342 1342/1342 1342 ± 0.00002619 5.283 5.142/5.486 5.229 ± 0.5005
8 1342 1342/1342 1342 ± 0.00002619 5.298 5.057/5.445 5.174 ± 0.5264
9 1342 1342/1342 1342 ± 0.00002619 5.589 5.436/5.795 5.458 ± 0.5972
10 1342 1342/1342 1342 ± 0.00002561 6.055 5.785/6.116 5.963 ± 0.3595
11 1342 1342/1342 1342 ± 0.00002561 6.343 6.233/6.455 6.247 ± 0.3625
12 1342 1342/1342 1342 ± 0.00002561 6.484 6.236/6.604 6.42 ± 0.3766
13 1342 1342/1342 1342 ± 0.00002634 6.84 6.374/6.915 6.694 ± 0.3935
14 1342 1342/1342 1342 ± 0.00002922 6.597 6.141/6.963 6.557 ± 0.5026
15 1342 1342/1342 1342 ± 0.00002715 6.525 6.311/6.737 6.469 ± 0.484
16 1342 1342/1342 1342 ± 0.00006054 3.778 3.579/4.019 3.808 ± 0.298
17 1342 1342/1342 1342 ± 0.000061 4.016 3.754/4.238 4.007 ± 0.3157
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-22 07:09:42.260
End
2024-04-22 08:11:20.536
Duration
1:01:38.276
Note, WebLog generation is not included in the time.

CASA logs for stage 7