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

Statwt Summary Plot

VLASS2.1.sb38526435.eb38567732.59074.15649113426_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 5.706 5.288/5.991 5.698 ± 0.4983
ea02 1342 1342/1342 1342 ± 0.00001579 5.698 5.425/6.422 5.95 ± 0.6511
ea05 1342 1342/1342 1342 ± 0 5.891 5.341/6.428 5.853 ± 0.5716
ea06 1342 1342/1342 1342 ± 0 4.967 4.813/5.314 5.052 ± 0.3267
ea07 1342 1342/1342 1342 ± 0 6.02 5.503/6.104 5.963 ± 0.5294
ea08 1342 1342/1342 1342 ± 0.000004382 5.925 5.594/6.733 6.16 ± 0.6603
ea09 1342 1342/1342 1342 ± 0 5.062 4.898/5.76 5.261 ± 0.4583
ea10 1342 1342/1342 1342 ± 0 5.823 5.222/6.363 5.827 ± 0.6004
ea11 1342 1342/1342 1342 ± 0 5.92 5.418/6.424 5.986 ± 0.5659
ea12 1342 1342/1342 1342 ± 0 5.712 5.336/6.366 5.914 ± 0.6269
ea13 1342 1342/1342 1342 ± 0 6.091 5.766/6.341 6.159 ± 0.4868
ea14 1342 1342/1342 1342 ± 0 5.902 5.387/6.533 6.002 ± 0.7035
ea15 1342 1342/1342 1342 ± 0 5.819 5.247/6.423 5.876 ± 0.6843
ea16 1342 1342/1342 1342 ± 0 5.706 5.447/6.051 5.852 ± 0.5343
ea17 1342 1342/1342 1342 ± 0.00003273 5.94 5.639/6.488 6.118 ± 0.589
ea18 1342 1342/1342 1342 ± 0 5.094 4.828/5.613 5.216 ± 0.5257
ea19 1342 1342/1342 1342 ± 0 5.968 5.573/6.637 6.162 ± 0.6117
ea20 1342 1342/1342 1342 ± 0 6.324 5.756/6.908 6.304 ± 0.5922
ea21 1342 1342/1342 1342 ± 0 5.863 5.404/6.272 5.892 ± 0.5328
ea22 1342 1342/1342 1342 ± 0 5.559 5.4/6.402 5.862 ± 0.6454
ea23 1342 1342/1342 1342 ± 0 6.129 5.518/6.461 6.103 ± 0.6492
ea25 1342 1342/1342 1342 ± 0 5.616 5.366/6.238 5.785 ± 0.5263
ea26 1342 1342/1342 1342 ± 0 5.626 5.482/6.337 5.896 ± 0.5581
ea27 1342 1342/1342 1342 ± 0.00002671 5.569 5.373/6.376 5.81 ± 0.5438
ea28 1342 1342/1342 1342 ± 0.00002617 5.648 5.471/6.458 5.94 ± 0.6425
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 ± 0.00002395 5.444 5.246/5.555 5.403 ± 0.2638
3 1342 1342/1342 1342 ± 0.00002798 5.189 5.1/5.472 5.231 ± 0.2642
4 1342 1342/1342 1342 ± 0.00002515 5.379 5.151/5.537 5.316 ± 0.368
5 1342 1342/1342 1342 ± 0.00002394 5.441 5.267/5.589 5.398 ± 0.3162
6 1342 1342/1342 1342 ± 0.00002394 5.353 5.242/5.485 5.33 ± 0.2615
7 1342 1342/1342 1342 ± 0.00002394 5.391 5.259/5.519 5.371 ± 0.2364
8 1342 1342/1342 1342 ± 0.00002394 5.367 5.201/5.528 5.333 ± 0.2735
9 1342 1342/1342 1342 ± 0.00002394 5.657 5.513/5.849 5.6 ± 0.3316
10 1342 1342/1342 1342 ± 0.00002402 6.074 5.854/6.169 5.99 ± 0.3243
11 1342 1342/1342 1342 ± 0.00002402 6.323 6.081/6.375 6.191 ± 0.3373
12 1342 1342/1342 1342 ± 0.00002402 6.419 6.217/6.487 6.331 ± 0.3392
13 1342 1342/1342 1342 ± 0.00002402 6.822 6.711/6.981 6.754 ± 0.3694
14 1342 1342/1342 1342 ± 0.00002402 7.064 6.853/7.234 6.952 ± 0.4156
15 1342 1342/1342 1342 ± 0.00002402 6.685 6.5/6.916 6.616 ± 0.4227
16 1342 1342/1342 1342 ± 0.00003411 5.923 5.61/6.237 5.914 ± 0.4142
17 1342 1342/1342 1342 ± 0.00003814 5.94 5.584/6.267 5.893 ± 0.4175
statwtmode
VLASS-SE
vis
VLASS2.1.sb38526435.eb38567732.59074.15649113426_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-12 10:39:56.550
End
2024-12-12 11:31:02.928
Duration
0:51:06.378
Note, WebLog generation is not included in the time.

CASA logs for stage 8