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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.357 5.262/6.058 5.559 ± 0.7288
ea02 1342 1342/1342 1342 ± 0.00004 5.875 5.239/6.57 5.927 ± 0.8448
ea04 1342 1342/1342 1342 ± 0.00002384 5.186 4.932/5.846 5.35 ± 0.634
ea05 1342 1342/1342 1342 ± 0.000001755 5.382 5.041/6.273 5.664 ± 0.7
ea06 1342 1342/1342 1342 ± 0.00001265 4.784 4.671/5.283 4.952 ± 0.4575
ea07 1342 1342/1342 1342 ± 0.00003963 5.88 5.396/6.258 5.844 ± 0.8499
ea08 1342 1342/1342 1342 ± 0.00002489 6.531 5.532/6.983 6.228 ± 0.7681
ea10 1342 1342/1342 1342 ± 0.00003967 5.748 5.175/6.563 5.81 ± 0.8769
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002354 5.452 5.314/6.399 5.756 ± 0.8419
ea13 1342 1342/1342 1342 ± 0.00001264 5.773 5.578/6.266 5.946 ± 0.6545
ea14 1342 1342/1342 1342 ± 0.00001056 5.514 5.138/6.322 5.68 ± 0.8162
ea15 1342 1342/1342 1342 ± 0.0000216 5.19 4.989/6.057 5.508 ± 0.745
ea16 1342 1342/1342 1342 ± 0.000007834 5.897 5.483/6.748 6.042 ± 0.8964
ea17 1342 1342/1342 1342 ± 0.00003967 5.795 5.327/6.833 5.943 ± 0.8795
ea18 1342 1342/1342 1342 ± 0.00003268 5.058 4.766/5.616 5.143 ± 0.5364
ea19 1342 1342/1342 1342 ± 0 5.684 5.499/6.606 6.018 ± 0.7411
ea20 1342 1342/1342 1342 ± 0.00002459 5.774 5.613/6.755 6.026 ± 0.8808
ea21 1342 1342/1342 1342 ± 0.00001025 5.546 5.27/6.236 5.724 ± 0.7187
ea22 1342 1342/1342 1342 ± 0.00003559 5.482 5.058/6.489 5.797 ± 0.7555
ea23 1342 1342/1342 1342 ± 0.00003947 5.823 5.431/6.539 5.894 ± 0.9085
ea25 1342 1342/1342 1342 ± 0.00003961 5.383 4.904/6.144 5.545 ± 0.799
ea26 1342 1342/1342 1342 ± 0.00002417 5.777 5.716/6.796 6.192 ± 0.7834
ea27 1342 1342/1342 1342 ± 0.00003976 5.48 5.094/6.371 5.687 ± 0.7722
ea28 1342 1342/1342 1342 ± 0.00003374 5.808 5.387/6.542 5.94 ± 0.7745
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 ± 0.00002442 5.27 5.022/5.525 5.262 ± 0.2815
6 1342 1342/1342 1342 ± 0.00002442 5.363 5.103/5.525 5.317 ± 0.3048
7 1342 1342/1342 1342 ± 0.00002442 5.319 5.129/5.495 5.31 ± 0.2707
8 1342 1342/1342 1342 ± 0.00002442 5.274 5.054/5.473 5.247 ± 0.2901
9 1342 1342/1342 1342 ± 0.00002442 5.549 5.359/5.783 5.513 ± 0.3273
10 1342 1342/1342 1342 ± 0.00002442 5.978 5.821/6.157 5.954 ± 0.3374
11 1342 1342/1342 1342 ± 0.00002442 6.269 6.063/6.414 6.191 ± 0.3535
12 1342 1342/1342 1342 ± 0.00002442 6.383 6.156/6.595 6.349 ± 0.3788
13 1342 1342/1342 1342 ± 0.00002442 6.767 6.611/7.045 6.754 ± 0.3965
14 1342 1342/1342 1342 ± 0.00002442 7.047 6.789/7.224 6.96 ± 0.4378
15 1342 1342/1342 1342 ± 0.00002451 6.599 6.315/6.786 6.493 ± 0.4524
16 1342 1342/1342 1342 ± 0.00006101 4.398 4.22/4.655 4.43 ± 0.258
17 1342 1342/1342 1342 ± 0.00006095 4.498 4.236/4.765 4.501 ± 0.3109
output_dir
 
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-21 02:09:19.766
End
2024-12-21 03:06:13.491
Duration
0:56:53.725
Note, WebLog generation is not included in the time.

CASA logs for stage 8