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

Statwt Summary Plot

VLASS2.1.sb38501480.eb38632936.59097.386918425924_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 5.303 5.198/6.098 5.648 ± 0.6035
ea02 1342 1342/1342 1342 ± 0.00003263 5.828 5.456/6.647 5.983 ± 0.8178
ea04 1342 1342/1342 1342 ± 0.00001103 5.422 5.008/5.935 5.432 ± 0.6685
ea05 1342 1342/1342 1342 ± 0.00002848 5.581 4.996/6.351 5.675 ± 0.7809
ea06 1342 1342/1342 1342 ± 0 5.035 4.683/5.424 5.083 ± 0.4127
ea07 1342 1342/1342 1342 ± 0 6.173 5.511/6.768 6.116 ± 0.6117
ea08 1342 1342/1342 1342 ± 0.0000304 6.639 5.58/6.88 6.204 ± 0.8614
ea09 1342 1342/1342 1342 ± 0 5.729 5.201/6.475 5.843 ± 0.646
ea10 1342 1342/1342 1342 ± 0.00002665 5.719 5.296/6.688 5.916 ± 0.7821
ea11 1342 1342/1342 1342 ± 0.00002529 6.094 5.239/6.448 5.854 ± 0.7842
ea12 1342 1342/1342 1342 ± 0 5.923 5.355/6.656 5.978 ± 0.688
ea13 1342 1342/1342 1342 ± 0.000007287 6.292 5.53/6.377 6.063 ± 0.6632
ea14 1342 1342/1342 1342 ± 0 5.746 5.328/6.426 5.904 ± 0.6401
ea15 1342 1342/1342 1342 ± 0.00001405 5.262 5.02/6.187 5.508 ± 0.8244
ea16 1342 1342/1342 1342 ± 0.00002776 5.839 5.645/6.801 6.1 ± 0.8964
ea17 1342 1342/1342 1342 ± 0.00002686 5.687 5.493/6.892 6.016 ± 0.7848
ea18 1342 1342/1342 1342 ± 0.0000113 5.195 4.663/5.654 5.196 ± 0.5321
ea19 1342 1342/1342 1342 ± 0.00003188 5.94 5.533/7.358 6.304 ± 1.143
ea20 1342 1342/1342 1342 ± 0.00002572 5.806 5.581/6.919 6.095 ± 0.8726
ea21 1342 1342/1342 1342 ± 0.0000235 6.008 5.325/6.348 5.792 ± 0.7468
ea22 1342 1342/1342 1342 ± 0.00002967 5.397 5.098/6.432 5.671 ± 0.8421
ea23 1342 1342/1342 1342 ± 0.000001953 6.159 5.403/6.736 6.115 ± 0.7355
ea25 1342 1342/1342 1342 ± 0.00002778 5.423 5.165/6.28 5.69 ± 0.745
ea26 1342 1342/1342 1342 ± 0.0000181 5.849 5.733/6.974 6.19 ± 0.8664
ea27 1342 1342/1342 1342 ± 0.00002511 5.436 5.264/6.485 5.725 ± 0.7463
ea28 1342 1342/1342 1342 ± 0.00002909 5.682 5.318/6.538 5.827 ± 0.8352
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 ± 0.00002484 5.435 5.277/5.714 5.489 ± 0.2956
5 1342 1342/1342 1342 ± 0.00002686 5.281 5.076/5.432 5.27 ± 0.3188
6 1342 1342/1342 1342 ± 0.00002355 5.3 5.083/5.492 5.284 ± 0.2937
7 1342 1342/1342 1342 ± 0.0000243 5.302 5.104/5.534 5.285 ± 0.2778
8 1342 1342/1342 1342 ± 0.00002379 5.273 5.025/5.436 5.237 ± 0.2906
9 1342 1342/1342 1342 ± 0.00002355 5.443 5.267/5.701 5.438 ± 0.3197
10 1342 1342/1342 1342 ± 0.00002375 6.014 5.919/6.198 6.031 ± 0.4185
11 1342 1342/1342 1342 ± 0.00002375 6.322 6.16/6.439 6.294 ± 0.456
12 1342 1342/1342 1342 ± 0.00002355 6.459 6.304/6.681 6.48 ± 0.45
13 1342 1342/1342 1342 ± 0.00002355 6.828 6.66/6.977 6.795 ± 0.3925
14 1342 1342/1342 1342 ± 0.00002355 6.918 6.785/7.182 6.909 ± 0.4344
15 1342 1342/1342 1342 ± 0.00002406 6.617 6.393/6.831 6.542 ± 0.4367
16 1342 1342/1342 1342 ± 0.00005774 4.13 4.006/4.247 4.135 ± 0.1853
17 1342 1342/1342 1342 ± 0.00005758 4.328 4.179/4.469 4.339 ± 0.2528
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38501480.eb38632936.59097.386918425924_split_split.ms
Start time
2024-11-02 16:56:14.000
End
2024-11-02 17:50:51.317
Duration
0:54:37.316
Note, WebLog generation is not included in the time.

CASA logs for stage 8