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

Statwt Summary Plot

VLASS2.1.sb38618574.eb38632962.59098.03251238426_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 5.494 5.256/5.987 5.656 ± 0.51
ea02 1342 1342/1342 1342 ± 0 5.66 5.342/6.411 5.899 ± 0.6488
ea04 1342 1342/1342 1342 ± 0 5.439 5.066/5.976 5.579 ± 0.5589
ea05 1342 1342/1342 1342 ± 0 5.667 5.235/6.109 5.735 ± 0.5747
ea06 1342 1342/1342 1342 ± 0 4.898 4.683/5.427 5.046 ± 0.4474
ea07 1342 1342/1342 1342 ± 0 5.927 5.451/6.154 5.947 ± 0.5616
ea08 1342 1342/1342 1342 ± 0 5.707 5.403/6.549 6 ± 0.6862
ea09 1342 1342/1342 1342 ± 0 5.556 5.175/6.233 5.7 ± 0.6203
ea10 1342 1342/1342 1342 ± 0 5.846 5.27/6.495 5.89 ± 0.654
ea11 1342 1342/1342 1342 ± 0 5.712 5.333/6.335 5.841 ± 0.6549
ea12 1342 1342/1342 1342 ± 0 5.759 5.332/6.318 5.917 ± 0.6366
ea13 1342 1342/1342 1342 ± 0 6.044 5.81/6.333 6.151 ± 0.4767
ea14 1342 1342/1342 1342 ± 0 5.696 5.233/6.291 5.797 ± 0.6441
ea15 1342 1342/1342 1342 ± 0 5.539 5.071/6.112 5.685 ± 0.6842
ea16 1342 1342/1342 1342 ± 0 6.04 5.628/6.696 6.23 ± 0.7063
ea17 1342 1342/1342 1342 ± 0.000009908 5.86 5.503/6.423 6.04 ± 0.6159
ea18 1342 1342/1342 1342 ± 0 4.993 4.656/5.388 5.089 ± 0.5046
ea19 1342 1342/1342 1342 ± 0 5.962 5.519/6.591 6.156 ± 0.6476
ea20 1342 1342/1342 1342 ± 0 5.965 5.646/6.672 6.173 ± 0.6376
ea21 1342 1342/1342 1342 ± 0 5.643 5.33/6.206 5.808 ± 0.5476
ea22 1342 1342/1342 1342 ± 0 5.438 5.243/6.348 5.769 ± 0.6465
ea23 1342 1342/1342 1342 ± 0 5.935 5.438/6.345 6.01 ± 0.6634
ea25 1342 1342/1342 1342 ± 0.000002015 5.371 5.156/5.999 5.591 ± 0.569
ea26 1342 1342/1342 1342 ± 0 5.967 5.622/6.631 6.145 ± 0.6401
ea27 1342 1342/1342 1342 ± 0.00003759 5.452 5.193/6.264 5.68 ± 0.5723
ea28 1342 1342/1342 1342 ± 0.00002949 5.572 5.325/6.363 5.819 ± 0.6353
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 ± 0.0000235 5.349 5.198/5.657 5.392 ± 0.2755
3 1342 1342/1342 1342 ± 0.00002395 5.268 5.076/5.502 5.291 ± 0.2995
4 1342 1342/1342 1342 ± 0.00002374 5.256 5.046/5.43 5.212 ± 0.32
5 1342 1342/1342 1342 ± 0.0000235 5.356 5.056/5.467 5.306 ± 0.3194
6 1342 1342/1342 1342 ± 0.0000235 5.278 5.053/5.463 5.238 ± 0.2977
7 1342 1342/1342 1342 ± 0.0000235 5.321 5.114/5.409 5.284 ± 0.2728
8 1342 1342/1342 1342 ± 0.0000235 5.308 5.037/5.415 5.249 ± 0.2794
9 1342 1342/1342 1342 ± 0.0000235 5.536 5.394/5.801 5.528 ± 0.3239
10 1342 1342/1342 1342 ± 0.0000235 6.014 5.84/6.162 5.967 ± 0.3016
11 1342 1342/1342 1342 ± 0.0000235 6.26 6.067/6.354 6.185 ± 0.3152
12 1342 1342/1342 1342 ± 0.0000235 6.387 6.186/6.538 6.352 ± 0.3402
13 1342 1342/1342 1342 ± 0.0000235 6.798 6.728/7.022 6.807 ± 0.3595
14 1342 1342/1342 1342 ± 0.0000235 6.985 6.79/7.217 6.975 ± 0.3935
15 1342 1342/1342 1342 ± 0.0000235 6.697 6.431/6.824 6.597 ± 0.39
16 1342 1342/1342 1342 ± 0.00003551 5.896 5.541/6.183 5.863 ± 0.3983
17 1342 1342/1342 1342 ± 0.00003526 5.854 5.573/6.118 5.855 ± 0.3631
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38618574.eb38632962.59098.03251238426_split_split.ms
Start time
2024-12-17 03:51:58.648
End
2024-12-17 04:48:02.914
Duration
0:56:04.266
Note, WebLog generation is not included in the time.

CASA logs for stage 8