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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.099 4.916/5.719 5.298 ± 0.5707
ea02 1342 1342/1342 1342 ± 0.00002458 5.613 5.125/6.309 5.737 ± 0.7842
ea04 1342 1342/1342 1342 ± 0.00003188 5.012 4.729/5.688 5.123 ± 0.6727
ea05 1342 1342/1342 1342 ± 0.00001778 5.256 4.932/6.276 5.44 ± 0.8307
ea06 1342 1342/1342 1342 ± 0.00003141 4.635 4.505/5.204 4.759 ± 0.5541
ea07 1342 1342/1342 1342 ± 0.00001839 5.537 5.056/5.942 5.592 ± 0.6224
ea08 1342 1342/1342 1342 ± 0.00002233 5.726 5.264/6.538 5.813 ± 0.7613
ea09 1342 1342/1342 1342 ± 0.00003072 5.395 4.938/6.223 5.433 ± 0.8404
ea10 1342 1342/1342 1342 ± 0.00001836 5.287 4.816/6.122 5.467 ± 0.6899
ea11 1342 1342/1342 1342 ± 0.0000237 5.549 4.932/6.088 5.468 ± 0.6559
ea12 1342 1342/1342 1342 ± 0.00002963 5.271 4.995/5.967 5.414 ± 0.7677
ea13 1342 1342/1342 1342 ± 0.00002689 5.525 5.471/6.161 5.734 ± 0.8105
ea14 1342 1342/1342 1342 ± 0.0000244 5.398 4.989/6.289 5.569 ± 0.8562
ea15 1342 1342/1342 1342 ± 0.00003152 5.167 4.829/5.935 5.245 ± 0.7758
ea16 1342 1342/1342 1342 ± 0.00002683 5.457 5.304/6.628 5.766 ± 1.025
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003008 4.691 4.39/5.23 4.715 ± 0.6003
ea19 1342 1342/1342 1342 ± 0.00001618 5.504 5.247/6.511 5.693 ± 0.8805
ea20 1342 1342/1342 1342 ± 0.00002921 5.618 5.246/6.405 5.716 ± 0.8141
ea21 1342 1342/1342 1342 ± 0.00002347 5.139 5.022/6.027 5.4 ± 0.8083
ea22 1342 1342/1342 1342 ± 0.00002908 5.299 5.051/6.314 5.563 ± 0.8271
ea23 1342 1342/1342 1342 ± 0.00001475 5.527 5.148/6.31 5.755 ± 0.7529
ea25 1342 1342/1342 1342 ± 0.00002753 5.307 4.875/5.936 5.371 ± 0.6465
ea26 1342 1342/1342 1342 ± 0.0000294 5.565 5.274/6.498 5.715 ± 0.8777
ea27 1342 1342/1342 1342 ± 0.00002393 5.285 4.923/6.152 5.469 ± 0.6695
ea28 1342 1342/1342 1342 ± 0.00002352 5.365 5.168/6.223 5.632 ± 0.6948
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 ± 0.00002394 5.012 4.894/5.279 5.065 ± 0.2594
3 1342 1342/1342 1342 ± 0.00004577 4.708 4.471/4.875 4.64 ± 0.3583
5 1342 1342/1342 1342 ± 0.00002394 4.913 4.677/5.145 4.899 ± 0.3632
6 1342 1342/1342 1342 ± 0.00002394 5.033 4.874/5.249 5.039 ± 0.2745
7 1342 1342/1342 1342 ± 0.00002394 5.088 4.929/5.22 5.072 ± 0.2397
8 1342 1342/1342 1342 ± 0.00002394 5.109 4.872/5.234 5.036 ± 0.2663
9 1342 1342/1342 1342 ± 0.00002394 5.325 5.257/5.536 5.324 ± 0.2874
10 1342 1342/1342 1342 ± 0.00002394 5.774 5.695/5.918 5.745 ± 0.2979
11 1342 1342/1342 1342 ± 0.00002394 6.08 5.947/6.205 6.017 ± 0.3063
12 1342 1342/1342 1342 ± 0.00002394 6.225 6.009/6.307 6.16 ± 0.3067
13 1342 1342/1342 1342 ± 0.00002394 6.443 6.045/6.608 6.331 ± 0.4468
14 1342 1342/1342 1342 ± 0.00002872 6.452 5.846/6.717 6.293 ± 0.5633
15 1342 1342/1342 1342 ± 0.00003234 6.421 6.275/6.687 6.419 ± 0.4108
16 1342 1342/1342 1342 ± 0.00005212 3.414 3.255/3.574 3.421 ± 0.2621
17 1342 1342/1342 1342 ± 0.00005017 3.603 3.417/3.808 3.626 ± 0.3408
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-16 14:06:24.887
End
2024-11-16 14:59:42.100
Duration
0:53:17.214
Note, WebLog generation is not included in the time.

CASA logs for stage 8