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

Statwt Summary Plot

VLASS2.1.sb38544671.eb38577571.59079.03639115741_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 5.637 5.11/5.992 5.587 ± 0.5224
ea02 1342 1342/1342 1342 ± 0.00002436 5.813 5.22/6.332 5.793 ± 0.6516
ea04 1342 1342/1342 1342 ± 0 5.577 4.887/6.025 5.457 ± 0.6053
ea05 1342 1342/1342 1342 ± 0 5.755 5.338/6.345 5.841 ± 0.6121
ea06 1342 1342/1342 1342 ± 0 4.962 4.679/5.341 5.033 ± 0.3969
ea07 1342 1342/1342 1342 ± 0 5.677 5.258/5.996 5.705 ± 0.5639
ea08 1342 1342/1342 1342 ± 0 5.822 5.345/6.472 5.932 ± 0.7029
ea09 1342 1342/1342 1342 ± 0 5.523 5.045/6.096 5.593 ± 0.6582
ea10 1342 1342/1342 1342 ± 0 5.502 5.055/6.157 5.557 ± 0.5784
ea11 1342 1342/1342 1342 ± 0 5.56 5.234/6.057 5.644 ± 0.5813
ea12 1342 1342/1342 1342 ± 0 5.408 5.198/6.245 5.761 ± 0.6532
ea13 1342 1342/1342 1342 ± 0 5.929 5.592/6.234 5.985 ± 0.5038
ea14 1342 1342/1342 1342 ± 0 5.721 5.39/6.246 5.822 ± 0.6217
ea15 1342 1342/1342 1342 ± 0 5.442 4.957/6.076 5.571 ± 0.7053
ea16 1342 1342/1342 1342 ± 0 5.873 5.361/6.452 6 ± 0.779
ea17 1342 1342/1342 1342 ± 0.000001536 5.839 5.367/6.509 5.965 ± 0.5903
ea18 1342 1342/1342 1342 ± 0.000001588 5.133 4.713/5.586 5.117 ± 0.5668
ea19 1342 1342/1342 1342 ± 0 6.229 5.477/6.476 5.992 ± 0.6855
ea20 1342 1342/1342 1342 ± 0 5.963 5.671/6.51 6.063 ± 0.5738
ea21 1342 1342/1342 1342 ± 0 5.589 5.257/6.211 5.72 ± 0.557
ea22 1342 1342/1342 1342 ± 0 5.608 5.123/6.269 5.698 ± 0.6418
ea23 1342 1342/1342 1342 ± 0 5.862 5.408/6.373 5.952 ± 0.6925
ea25 1342 1342/1342 1342 ± 0 5.584 5.224/6.049 5.591 ± 0.5855
ea26 1342 1342/1342 1342 ± 0 5.633 5.322/6.153 5.743 ± 0.5472
ea27 1342 1342/1342 1342 ± 0.0000182 5.594 5.094/6.233 5.575 ± 0.6422
ea28 1342 1342/1342 1342 ± 0 5.562 5.223/6.209 5.752 ± 0.6595
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 ± 0.00002424 5.287 4.949/5.391 5.217 ± 0.3143
3 1342 1342/1342 1342 ± 0.00002398 4.919 4.76/5.121 4.964 ± 0.3375
4 1342 1342/1342 1342 ± 0.00002507 5.161 4.941/5.274 5.146 ± 0.3121
5 1342 1342/1342 1342 ± 0.00002348 5.274 4.962/5.407 5.217 ± 0.3385
6 1342 1342/1342 1342 ± 0.00002348 5.21 5.057/5.38 5.184 ± 0.2841
7 1342 1342/1342 1342 ± 0.00002348 5.16 5.02/5.35 5.149 ± 0.2593
8 1342 1342/1342 1342 ± 0.00002348 5.283 4.929/5.384 5.196 ± 0.2891
9 1342 1342/1342 1342 ± 0.00002348 5.481 5.184/5.684 5.436 ± 0.3362
10 1342 1342/1342 1342 ± 0.00002392 5.901 5.71/6.046 5.862 ± 0.274
11 1342 1342/1342 1342 ± 0.00002348 6.156 6.033/6.292 6.089 ± 0.3217
12 1342 1342/1342 1342 ± 0.00002348 6.29 6.032/6.411 6.236 ± 0.3016
13 1342 1342/1342 1342 ± 0.00002348 6.661 6.443/6.891 6.663 ± 0.318
14 1342 1342/1342 1342 ± 0.00002392 6.855 6.668/7.087 6.828 ± 0.3905
15 1342 1342/1342 1342 ± 0.00002392 6.484 6.276/6.69 6.428 ± 0.3448
16 1342 1342/1342 1342 ± 0.00002694 5.862 5.708/6.038 5.84 ± 0.2964
17 1342 1342/1342 1342 ± 0.00002426 5.934 5.698/6.102 5.894 ± 0.305
datacolumn
residual_data
vis
VLASS2.1.sb38544671.eb38577571.59079.03639115741_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-04-23 01:54:10.161
End
2024-04-23 02:23:57.106
Duration
0:29:46.946
Note, WebLog generation is not included in the time.

CASA logs for stage 7