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

Statwt Summary Plot

VLASS2.1.sb38642060.eb38643748.59104.02058106482_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 5.731 5.487/6.134 5.88 ± 0.5241
ea02 1342 1342/1342 1342 ± 0 5.99 5.602/6.678 6.138 ± 0.6863
ea04 1342 1342/1342 1342 ± 0 5.563 5.244/6.148 5.734 ± 0.5385
ea05 1342 1342/1342 1342 ± 0 5.852 5.507/6.288 5.916 ± 0.5824
ea06 1342 1342/1342 1342 ± 0 5.224 5.033/5.542 5.285 ± 0.3661
ea07 1342 1342/1342 1342 ± 0 6.061 5.669/6.294 6.114 ± 0.5274
ea08 1342 1342/1342 1342 ± 0 6.135 5.823/6.818 6.346 ± 0.679
ea09 1342 1342/1342 1342 ± 0 5.646 5.414/6.384 5.893 ± 0.6172
ea10 1342 1342/1342 1342 ± 0 6.075 5.46/6.692 6.101 ± 0.6433
ea11 1342 1342/1342 1342 ± 0 6.284 5.525/6.712 6.203 ± 0.7197
ea12 1342 1342/1342 1342 ± 0 5.619 5.503/5.7 5.642 ± 0.1882
ea13 1342 1342/1342 1342 ± 0 6.15 5.936/6.45 6.279 ± 0.4711
ea14 1342 1342/1342 1342 ± 0 5.851 5.372/6.446 5.971 ± 0.6478
ea15 1342 1342/1342 1342 ± 0 5.94 5.426/6.459 6.027 ± 0.6462
ea16 1342 1342/1342 1342 ± 0 6.172 5.778/6.791 6.357 ± 0.6795
ea17 1342 1342/1342 1342 ± 0.000005176 6.132 5.755/6.627 6.264 ± 0.6245
ea18 1342 1342/1342 1342 ± 0 5.152 4.905/5.705 5.31 ± 0.4978
ea19 1342 1342/1342 1342 ± 0 6.066 5.717/6.793 6.284 ± 0.6458
ea20 1342 1342/1342 1342 ± 0 6.253 5.895/6.849 6.4 ± 0.622
ea21 1342 1342/1342 1342 ± 0 5.816 5.522/6.391 5.984 ± 0.5464
ea22 1342 1342/1342 1342 ± 0 5.46 5.373/6.293 5.78 ± 0.6202
ea23 1342 1342/1342 1342 ± 0 6.049 5.603/6.505 6.169 ± 0.6591
ea25 1342 1342/1342 1342 ± 0 5.877 5.569/6.372 6.04 ± 0.5593
ea26 1342 1342/1342 1342 ± 0 6.095 5.871/6.815 6.352 ± 0.6702
ea27 1342 1342/1342 1342 ± 0.0000194 5.655 5.406/6.408 5.864 ± 0.5706
ea28 1342 1342/1342 1342 ± 0.00003088 5.849 5.649/6.64 6.125 ± 0.6835
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 ± 0.0000235 5.551 5.422/5.851 5.586 ± 0.2675
3 1342 1342/1342 1342 ± 0.0000235 5.445 5.14/5.647 5.406 ± 0.2907
4 1342 1342/1342 1342 ± 0.00002441 5.462 5.197/5.633 5.428 ± 0.3271
5 1342 1342/1342 1342 ± 0.0000235 5.608 5.3/5.71 5.556 ± 0.3202
6 1342 1342/1342 1342 ± 0.00002394 5.613 5.379/5.7 5.55 ± 0.2968
7 1342 1342/1342 1342 ± 0.0000235 5.561 5.393/5.717 5.544 ± 0.2615
8 1342 1342/1342 1342 ± 0.0000235 5.494 5.315/5.648 5.479 ± 0.3037
9 1342 1342/1342 1342 ± 0.0000235 5.786 5.578/6.007 5.732 ± 0.3252
10 1342 1342/1342 1342 ± 0.0000235 6.187 6.03/6.362 6.153 ± 0.3214
11 1342 1342/1342 1342 ± 0.00002394 6.382 6.291/6.534 6.361 ± 0.317
12 1342 1342/1342 1342 ± 0.00002442 6.542 6.358/6.736 6.518 ± 0.376
13 1342 1342/1342 1342 ± 0.00002394 6.978 6.874/7.293 6.983 ± 0.385
14 1342 1342/1342 1342 ± 0.00002394 7.257 7.009/7.464 7.187 ± 0.4154
15 1342 1342/1342 1342 ± 0.00002394 6.859 6.664/7.092 6.816 ± 0.4093
16 1342 1342/1342 1342 ± 0.00002914 6.15 5.712/6.293 6.094 ± 0.3991
17 1342 1342/1342 1342 ± 0.00003338 6.14 5.724/6.346 6.087 ± 0.3795
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38642060.eb38643748.59104.02058106482_split_split.ms
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-06 05:04:05.531
End
2024-04-06 06:08:10.089
Duration
1:04:04.559
Note, WebLog generation is not included in the time.

CASA logs for stage 7