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

Statwt Summary Plot

VLASS2.1.sb38625952.eb38714976.59133.44101303241_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 5.782 5.387/6.325 5.916 ± 0.541
ea02 1342 1342/1342 1342 ± 0.0000536 6.075 5.77/6.779 6.261 ± 0.6452
ea03 1342 1342/1342 1342 ± 0 5.592 4.972/6.09 5.567 ± 0.608
ea04 1342 1342/1342 1342 ± 0 5.606 5.364/6.087 5.774 ± 0.5062
ea05 1342 1342/1342 1342 ± 0 5.915 5.636/6.603 6.065 ± 0.5696
ea06 1342 1342/1342 1342 ± 0 5.024 4.876/5.597 5.213 ± 0.4243
ea07 1342 1342/1342 1342 ± 0 5.98 5.627/6.368 6.103 ± 0.6436
ea08 1342 1342/1342 1342 ± 0.00003807 5.994 5.702/6.871 6.293 ± 0.6704
ea09 1342 1342/1342 1342 ± 0.00001745 5.892 5.403/6.619 6.023 ± 0.6052
ea10 1342 1342/1342 1342 ± 0.00002196 5.895 5.532/6.852 6.106 ± 0.7039
ea11 1342 1342/1342 1342 ± 0 5.842 5.385/6.621 6.043 ± 0.6958
ea12 1342 1342/1342 1342 ± 0 5.818 5.561/6.503 6.102 ± 0.6229
ea13 1342 1342/1342 1342 ± 0 6.404 5.898/6.486 6.337 ± 0.5173
ea15 1342 1342/1342 1342 ± 0 6.127 5.696/6.68 6.265 ± 0.6231
ea16 1342 1342/1342 1342 ± 0.000008312 6.182 5.879/6.895 6.407 ± 0.7201
ea17 1342 1342/1342 1342 ± 0.000004532 6.233 5.816/7.118 6.473 ± 0.7218
ea18 1342 1342/1342 1342 ± 0 4.877 4.785/5.57 5.156 ± 0.446
ea19 1342 1342/1342 1342 ± 0 6.008 5.745/6.755 6.219 ± 0.5788
ea20 1342 1342/1342 1342 ± 0 5.751 5.617/6.601 6.103 ± 0.5892
ea21 1342 1342/1342 1342 ± 0 5.866 5.639/6.59 6.121 ± 0.5932
ea22 1342 1342/1342 1342 ± 0.00003415 5.747 5.369/6.242 5.798 ± 0.5602
ea23 1342 1342/1342 1342 ± 0 5.847 5.582/6.691 6.175 ± 0.7218
ea24 1342 1342/1342 1342 ± 0.00004173 5.856 5.624/6.729 6.139 ± 0.6123
ea25 1342 1342/1342 1342 ± 0 5.686 5.373/6.308 5.873 ± 0.6159
ea26 1342 1342/1342 1342 ± 0 6.417 5.991/7.201 6.553 ± 0.6683
ea27 1342 1342/1342 1342 ± 0.00002206 5.636 5.353/6.488 5.895 ± 0.6266
ea28 1342 1342/1342 1342 ± 0.00002639 5.509 5.39/6.415 5.876 ± 0.5977
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 ± 0.00002311 5.508 5.293/5.71 5.461 ± 0.2953
5 1342 1342/1342 1342 ± 0.00002368 5.702 5.388/5.848 5.63 ± 0.3417
6 1342 1342/1342 1342 ± 0.00002311 5.564 5.367/5.731 5.514 ± 0.3209
7 1342 1342/1342 1342 ± 0.00002311 5.583 5.412/5.704 5.537 ± 0.2989
8 1342 1342/1342 1342 ± 0.00002311 5.504 5.313/5.647 5.463 ± 0.3328
9 1342 1342/1342 1342 ± 0.00002311 5.74 5.386/5.958 5.678 ± 0.367
10 1342 1342/1342 1342 ± 0.00002311 6.232 6/6.399 6.165 ± 0.3528
11 1342 1342/1342 1342 ± 0.00002311 6.481 6.269/6.621 6.401 ± 0.3537
12 1342 1342/1342 1342 ± 0.00002311 6.605 6.376/6.765 6.544 ± 0.3911
13 1342 1342/1342 1342 ± 0.00002311 7.045 6.833/7.181 6.985 ± 0.4146
14 1342 1342/1342 1342 ± 0.00002311 7.184 6.924/7.458 7.149 ± 0.4527
15 1342 1342/1342 1342 ± 0.00002311 6.71 6.433/7.004 6.652 ± 0.4678
16 1342 1342/1342 1342 ± 0.000049 5.585 5.279/5.839 5.563 ± 0.419
17 1342 1342/1342 1342 ± 0.00004104 5.672 5.446/5.997 5.693 ± 0.4093
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38625952.eb38714976.59133.44101303241_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-02-05 01:51:01.994
End
2025-02-05 02:23:27.310
Duration
0:32:25.315
Note, WebLog generation is not included in the time.

CASA logs for stage 8