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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.353 5.301/6.149 5.584 ± 0.6742
ea02 1342 1342/1342 1342 ± 0.00004298 5.885 5.358/6.747 5.877 ± 1.046
ea04 1342 1342/1342 1342 ± 0.000002929 5.346 5.005/6.013 5.362 ± 0.842
ea05 1342 1342/1342 1342 ± 0 5.501 5.04/6.282 5.603 ± 0.7874
ea06 1342 1342/1342 1342 ± 0.00002357 4.924 4.634/5.36 4.8 ± 0.7033
ea07 1342 1342/1342 1342 ± 0.00003469 5.914 5.484/6.382 5.845 ± 0.7483
ea08 1342 1342/1342 1342 ± 0.00003469 6.001 5.651/6.879 6.175 ± 0.9193
ea09 1342 1342/1342 1342 ± 0.000032 5.575 5.098/6.511 5.69 ± 0.8386
ea10 1342 1342/1342 1342 ± 0.00003487 5.926 5.344/6.671 5.879 ± 0.8221
ea11 1342 1342/1342 1342 ± 0.0000427 5.744 5.116/6.525 5.616 ± 0.9515
ea12 1342 1342/1342 1342 ± 0.00001751 5.611 5.338/6.563 5.668 ± 1.059
ea13 1342 1342/1342 1342 ± 0.00002545 6.008 5.654/6.485 6.046 ± 0.8215
ea14 1342 1342/1342 1342 ± 0.00001406 5.453 5.095/6.37 5.565 ± 0.8161
ea15 1342 1342/1342 1342 ± 0.00001187 5.335 5.12/6.276 5.528 ± 0.929
ea16 1342 1342/1342 1342 ± 0.00001308 5.858 5.462/6.902 5.935 ± 0.9606
ea17 1342 1342/1342 1342 ± 0.00003651 5.898 5.499/6.806 5.994 ± 0.8481
ea18 1342 1342/1342 1342 ± 0.00003342 5.09 4.741/5.749 5.105 ± 0.6427
ea19 1342 1342/1342 1342 ± 0.000006321 5.786 5.509/6.804 5.962 ± 0.847
ea20 1342 1342/1342 1342 ± 0.00003428 5.853 5.555/7.009 5.982 ± 1.106
ea21 1342 1342/1342 1342 ± 0.000004472 5.51 5.354/6.33 5.604 ± 0.7944
ea22 1342 1342/1342 1342 ± 0.00002606 5.387 5.185/6.489 5.716 ± 0.7918
ea23 1342 1342/1342 1342 ± 0.00003069 5.735 5.487/6.416 5.766 ± 0.8746
ea25 1342 1342/1342 1342 ± 0.00003469 5.538 5.225/6.333 5.614 ± 0.7462
ea26 1342 1342/1342 1342 ± 0.00003036 5.899 5.624/6.989 6.115 ± 0.9103
ea27 1342 1342/1342 1342 ± 0.00003522 5.576 5.337/6.461 5.708 ± 0.7799
ea28 1342 1342/1342 1342 ± 0.00004278 5.692 5.402/6.651 5.804 ± 0.9108
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 5.466 5.294/5.759 5.489 ± 0.2824
5 1342 1342/1342 1342 ± 0.00002523 5.338 5.098/5.5 5.318 ± 0.2641
6 1342 1342/1342 1342 ± 0.0000235 5.352 5.116/5.516 5.305 ± 0.2868
7 1342 1342/1342 1342 ± 0.0000235 5.356 5.151/5.548 5.346 ± 0.2793
8 1342 1342/1342 1342 ± 0.0000235 5.354 5.144/5.49 5.302 ± 0.3004
9 1342 1342/1342 1342 ± 0.00002427 5.642 5.422/5.885 5.608 ± 0.2964
10 1342 1342/1342 1342 ± 0.0000235 6.089 5.856/6.248 6.038 ± 0.3384
11 1342 1342/1342 1342 ± 0.0000235 6.387 6.229/6.532 6.325 ± 0.3433
12 1342 1342/1342 1342 ± 0.0000235 6.559 6.389/6.758 6.531 ± 0.373
13 1342 1342/1342 1342 ± 0.0000235 6.86 6.625/7.053 6.804 ± 0.4017
14 1342 1342/1342 1342 ± 0.00002473 6.674 6.353/7.099 6.681 ± 0.5307
15 1342 1342/1342 1342 ± 0.00002447 6.696 6.421/6.974 6.63 ± 0.4928
16 1342 1342/1342 1342 ± 0.00006092 3.962 3.79/4.224 4.011 ± 0.3198
17 1342 1342/1342 1342 ± 0.00006103 4.101 3.911/4.307 4.095 ± 0.3405
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
Start time
2024-11-01 22:44:05.252
End
2024-11-01 23:45:29.927
Duration
1:01:24.676
Note, WebLog generation is not included in the time.

CASA logs for stage 8