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 5.239 5.178/5.906 5.354 ± 0.8052
ea02 1342 1342/1342 1342 ± 0.00004163 5.694 5.28/6.365 5.637 ± 0.9604
ea05 1342 1342/1342 1342 ± 0.00001856 5.557 5.129/6.557 5.722 ± 0.8247
ea06 1342 1342/1342 1342 ± 0 4.914 4.836/5.479 5.01 ± 0.6038
ea07 1342 1342/1342 1342 ± 0.00004175 5.734 5.302/5.991 5.553 ± 0.8188
ea08 1342 1342/1342 1342 ± 0.00004216 5.836 5.571/6.727 5.915 ± 1.029
ea09 1342 1342/1342 1342 ± 0.00001498 3.766 3.257/5.63 4.334 ± 1.129
ea10 1342 1342/1342 1342 ± 0.00004211 5.234 5.087/6.307 5.474 ± 0.8926
ea11 1342 1342/1342 1342 ± 0 5.817 5.265/6.469 5.951 ± 0.6461
ea12 1342 1342/1342 1342 ± 0.000004482 5.56 5.336/6.562 5.787 ± 0.9777
ea13 1342 1342/1342 1342 ± 0.00001613 5.84 5.694/6.409 5.878 ± 0.794
ea14 1342 1342/1342 1342 ± 0.00002154 6.562 6.029/7.057 6.088 ± 1.16
ea15 1342 1342/1342 1342 ± 0 5.361 5.194/6.253 5.637 ± 0.8542
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00004183 5.831 5.521/6.624 5.848 ± 0.9629
ea18 1342 1342/1342 1342 ± 0.00003343 5.06 4.669/5.764 5.066 ± 0.7622
ea19 1342 1342/1342 1342 ± 0.00001164 5.645 5.439/6.731 5.906 ± 0.8791
ea20 1342 1342/1342 1342 ± 0.00001895 5.921 5.758/7.091 6.063 ± 1.061
ea21 1342 1342/1342 1342 ± 0.00002578 5.386 5.322/6.362 5.682 ± 0.8343
ea22 1342 1342/1342 1342 ± 0.00003894 5.301 5.099/6.236 5.437 ± 0.8932
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.328 5.269/5.398 5.319 ± 0.1511
ea26 1342 1342/1342 1342 ± 0.00001703 5.598 5.449/6.591 5.731 ± 0.832
ea27 1342 1342/1342 1342 ± 0.00004197 5.404 5.067/6.314 5.519 ± 0.8614
ea28 1342 1342/1342 1342 ± 0.00005361 6.479 6.042/6.575 5.86 ± 1.215
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 ± 0.00002637 5.404 5.231/5.689 5.389 ± 0.5187
3 1342 1342/1342 1342 ± 0.00002616 5.306 5.058/5.473 5.198 ± 0.5129
5 1342 1342/1342 1342 ± 0.00002699 5.328 5.195/5.487 5.257 ± 0.5365
6 1342 1342/1342 1342 ± 0.00002637 5.345 5.208/5.457 5.217 ± 0.5207
7 1342 1342/1342 1342 ± 0.00002637 5.268 5.124/5.44 5.213 ± 0.5036
8 1342 1342/1342 1342 ± 0.00002637 5.279 5.055/5.432 5.158 ± 0.5235
9 1342 1342/1342 1342 ± 0.00002637 5.557 5.435/5.79 5.446 ± 0.5911
10 1342 1342/1342 1342 ± 0.00002576 6.036 5.765/6.106 5.951 ± 0.3448
11 1342 1342/1342 1342 ± 0.00002576 6.315 6.229/6.469 6.243 ± 0.3553
12 1342 1342/1342 1342 ± 0.00002576 6.484 6.251/6.591 6.413 ± 0.3735
13 1342 1342/1342 1342 ± 0.00002599 6.697 6.345/7.04 6.67 ± 0.4373
14 1342 1342/1342 1342 ± 0.00002802 6.633 6.212/7.033 6.6 ± 0.5332
15 1342 1342/1342 1342 ± 0.00002634 6.76 6.633/7.021 6.704 ± 0.4723
16 1342 1342/1342 1342 ± 0.00006078 3.914 3.735/4.154 3.965 ± 0.288
17 1342 1342/1342 1342 ± 0.00006089 3.864 3.73/4.173 3.939 ± 0.2699
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-04-22 06:07:10.084
End
2024-04-22 06:43:12.535
Duration
0:36:02.451
Note, WebLog generation is not included in the time.

CASA logs for stage 7