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

Statwt Summary Plot

VLASS2.1.sb38620321.eb38711360.59131.8760765162_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 5.679 5.381/6.115 5.817 ± 0.5516
ea02 1342 1342/1342 1342 ± 0.000004883 5.888 5.538/6.707 6.09 ± 0.6779
ea03 1342 1342/1342 1342 ± 0 5.514 4.902/6.124 5.55 ± 0.6595
ea04 1342 1342/1342 1342 ± 0.000001222 5.368 5.093/6.091 5.59 ± 0.5814
ea05 1342 1342/1342 1342 ± 0 5.675 5.198/6.201 5.766 ± 0.6365
ea06 1342 1342/1342 1342 ± 0 5.165 4.91/5.609 5.263 ± 0.4152
ea07 1342 1342/1342 1342 ± 0 6.016 5.475/6.239 6.015 ± 0.583
ea08 1342 1342/1342 1342 ± 0 5.951 5.701/6.833 6.274 ± 0.7043
ea09 1342 1342/1342 1342 ± 0 5.737 5.335/6.439 5.878 ± 0.6561
ea10 1342 1342/1342 1342 ± 0 5.99 5.347/6.63 5.998 ± 0.6862
ea11 1342 1342/1342 1342 ± 0 5.992 5.488/6.544 6.07 ± 0.6912
ea12 1342 1342/1342 1342 ± 0 5.696 5.344/6.24 5.872 ± 0.6009
ea13 1342 1342/1342 1342 ± 0 6.309 6.032/6.651 6.414 ± 0.5029
ea15 1342 1342/1342 1342 ± 0 5.696 5.319/6.369 5.907 ± 0.6879
ea16 1342 1342/1342 1342 ± 0 6.007 5.613/6.712 6.181 ± 0.7338
ea17 1342 1342/1342 1342 ± 0 6.293 5.881/6.907 6.447 ± 0.7063
ea18 1342 1342/1342 1342 ± 0 5.003 4.724/5.495 5.125 ± 0.5074
ea19 1342 1342/1342 1342 ± 0 5.977 5.299/6.467 5.924 ± 0.6286
ea20 1342 1342/1342 1342 ± 0 5.877 5.525/6.572 6.027 ± 0.591
ea21 1342 1342/1342 1342 ± 0 5.673 5.268/6.171 5.781 ± 0.5902
ea22 1342 1342/1342 1342 ± 0 5.606 5.334/6.501 5.908 ± 0.6815
ea23 1342 1342/1342 1342 ± 0 6.01 5.427/6.471 6.095 ± 0.6966
ea24 1342 1342/1342 1342 ± 0 5.758 5.529/6.692 5.979 ± 0.6705
ea25 1342 1342/1342 1342 ± 0 5.622 5.374/6.232 5.822 ± 0.596
ea26 1342 1342/1342 1342 ± 0 6.196 5.831/6.924 6.382 ± 0.7241
ea27 1342 1342/1342 1342 ± 0.00001452 5.623 5.384/6.494 5.852 ± 0.6126
ea28 1342 1342/1342 1342 ± 0.000007614 5.545 5.347/6.323 5.783 ± 0.6557
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 ± 0.00002307 5.397 5.229/5.601 5.397 ± 0.2946
3 1342 1342/1342 1342 ± 0.00002307 5.177 4.981/5.401 5.184 ± 0.3074
4 1342 1342/1342 1342 ± 0.00002426 5.328 5.06/5.455 5.281 ± 0.3569
5 1342 1342/1342 1342 ± 0.00002307 5.275 5.153/5.52 5.341 ± 0.3489
6 1342 1342/1342 1342 ± 0.00002349 5.403 5.239/5.63 5.403 ± 0.3359
7 1342 1342/1342 1342 ± 0.00002307 5.367 5.291/5.59 5.411 ± 0.2904
8 1342 1342/1342 1342 ± 0.00002307 5.351 5.189/5.559 5.357 ± 0.3196
9 1342 1342/1342 1342 ± 0.00002307 5.588 5.434/5.905 5.643 ± 0.3513
10 1342 1342/1342 1342 ± 0.00002307 6.094 5.889/6.33 6.087 ± 0.353
11 1342 1342/1342 1342 ± 0.00002307 6.34 6.124/6.543 6.318 ± 0.3511
12 1342 1342/1342 1342 ± 0.00002307 6.537 6.272/6.682 6.473 ± 0.375
13 1342 1342/1342 1342 ± 0.00002307 6.939 6.838/7.105 6.913 ± 0.3764
14 1342 1342/1342 1342 ± 0.00002307 7.083 6.877/7.308 7.075 ± 0.4106
15 1342 1342/1342 1342 ± 0.00002307 6.731 6.525/6.988 6.716 ± 0.4163
16 1342 1342/1342 1342 ± 0.00002366 6.045 5.647/6.265 5.982 ± 0.3576
17 1342 1342/1342 1342 ± 0.00002554 5.996 5.833/6.298 6.023 ± 0.3339
output_dir
 
vis
VLASS2.1.sb38620321.eb38711360.59131.8760765162_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
Start time
2024-12-18 02:23:39.438
End
2024-12-18 03:19:11.203
Duration
0:55:31.766
Note, WebLog generation is not included in the time.

CASA logs for stage 8