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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.535 5.327/5.859 5.64 ± 0.4393
ea02 1342 1342/1342 1342 ± 0 5.848 5.498/6.394 5.965 ± 0.4946
ea04 1342 1342/1342 1342 ± 0 5.546 5.274/6.092 5.69 ± 0.4625
ea05 1342 1342/1342 1342 ± 0 5.815 5.457/6.203 5.841 ± 0.4872
ea06 1342 1342/1342 1342 ± 0 2.882 2.84/3.108 2.978 ± 0.1993
ea07 1342 1342/1342 1342 ± 0 5.61 5.47/5.822 5.625 ± 0.1965
ea08 1342 1342/1342 1342 ± 0 5.856 5.573/6.448 6.012 ± 0.5457
ea09 1342 1342/1342 1342 ± 0 5.062 4.904/5.517 5.184 ± 0.3225
ea10 1342 1342/1342 1342 ± 0 5.554 5.322/6.235 5.735 ± 0.4946
ea11 1342 1342/1342 1342 ± 0 5.805 5.57/6.321 5.951 ± 0.494
ea12 1342 1342/1342 1342 ± 0 5.862 5.38/6.132 5.871 ± 0.4666
ea13 1342 1342/1342 1342 ± 0 6.05 5.808/6.193 6.066 ± 0.3757
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.118 4.941/5.263 5.111 ± 0.2509
ea17 1342 1342/1342 1342 ± 0.000004561 6.048 5.695/6.391 6.14 ± 0.4939
ea18 1342 1342/1342 1342 ± 0 5.167 4.908/5.541 5.247 ± 0.3848
ea19 1342 1342/1342 1342 ± 0 6.545 6.2/6.84 6.563 ± 0.3542
ea21 1342 1342/1342 1342 ± 0 5.723 5.553/6.262 5.927 ± 0.4537
ea22 1342 1342/1342 1342 ± 0 5.528 5.198/5.994 5.604 ± 0.4734
ea23 1342 1342/1342 1342 ± 0 5.857 5.563/6.429 6.028 ± 0.5577
ea25 1342 1342/1342 1342 ± 0 5.401 5.359/5.503 5.398 ± 0.1568
ea26 1342 1342/1342 1342 ± 0 6.062 5.614/6.437 6.041 ± 0.4574
ea27 1342 1342/1342 1342 ± 0.00001959 5.474 5.21/6.151 5.673 ± 0.4908
ea28 1342 1342/1342 1342 ± 0 5.662 5.485/6.299 5.872 ± 0.5127
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 ± 0.000026 5.555 5.421/5.738 5.529 ± 0.3014
3 1342 1342/1342 1342 ± 0.00003144 5.347 5.132/5.694 5.409 ± 0.3169
4 1342 1342/1342 1342 ± 0.000026 5.438 5.231/5.593 5.405 ± 0.3049
5 1342 1342/1342 1342 ± 0.000026 5.494 5.314/5.636 5.468 ± 0.2821
6 1342 1342/1342 1342 ± 0.000026 5.372 5.264/5.456 5.349 ± 0.2463
7 1342 1342/1342 1342 ± 0.000026 5.36 5.275/5.526 5.372 ± 0.2247
8 1342 1342/1342 1342 ± 0.000026 5.368 5.108/5.503 5.312 ± 0.2731
9 1342 1342/1342 1342 ± 0.000026 5.663 5.247/5.84 5.544 ± 0.3423
10 1342 1342/1342 1342 ± 0.000026 5.997 5.754/6.1 5.76 ± 0.6325
11 1342 1342/1342 1342 ± 0.000026 6.215 5.875/6.29 5.913 ± 0.7601
12 1342 1342/1342 1342 ± 0.000026 6.3 5.981/6.403 6.031 ± 0.8052
13 1342 1342/1342 1342 ± 0.000026 6.665 6.321/6.806 6.382 ± 0.8436
14 1342 1342/1342 1342 ± 0.000026 6.738 6.512/6.956 6.503 ± 0.8663
15 1342 1342/1342 1342 ± 0.000026 6.386 6.094/6.543 6.1 ± 0.844
16 1342 1342/1342 1342 ± 0.00003031 5.656 5.404/5.963 5.56 ± 0.7111
17 1342 1342/1342 1342 ± 0.00002671 5.731 5.535/6.049 5.598 ± 0.7099
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-03-29 07:25:05.647
End
2024-03-29 08:16:27.426
Duration
0:51:21.779
Note, WebLog generation is not included in the time.

CASA logs for stage 7