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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.528 5.253/6.057 5.69 ± 0.5305
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0.000004667 5.53 5.134/6.071 5.66 ± 0.5483
ea05 1342 1342/1342 1342 ± 0 5.755 5.323/6.285 5.829 ± 0.5759
ea06 1342 1342/1342 1342 ± 0 5.047 4.837/5.437 5.126 ± 0.3831
ea07 1342 1342/1342 1342 ± 0 5.908 5.45/6.229 5.972 ± 0.5603
ea08 1342 1342/1342 1342 ± 0 5.916 5.473/6.568 6.03 ± 0.6653
ea09 1342 1342/1342 1342 ± 0 5.651 5.147/6.339 5.731 ± 0.608
ea10 1342 1342/1342 1342 ± 0.000004818 5.811 5.294/6.537 5.875 ± 0.6651
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.848 5.376/6.414 5.97 ± 0.616
ea13 1342 1342/1342 1342 ± 0 5.953 5.665/6.274 6.031 ± 0.4837
ea14 1342 1342/1342 1342 ± 0 5.778 5.212/6.324 5.798 ± 0.6458
ea15 1342 1342/1342 1342 ± 0 5.742 5.121/6.171 5.707 ± 0.6596
ea16 1342 1342/1342 1342 ± 0 6.129 5.677/6.68 6.215 ± 0.714
ea17 1342 1342/1342 1342 ± 0.00000544 5.966 5.593/6.433 6.096 ± 0.6133
ea18 1342 1342/1342 1342 ± 0 5.063 4.795/5.577 5.152 ± 0.5184
ea19 1342 1342/1342 1342 ± 0 5.999 5.567/6.609 6.14 ± 0.6191
ea20 1342 1342/1342 1342 ± 0 6.132 5.78/6.759 6.252 ± 0.626
ea21 1342 1342/1342 1342 ± 0 5.591 5.344/6.203 5.763 ± 0.53
ea22 1342 1342/1342 1342 ± 0 5.842 5.198/6.37 5.751 ± 0.6357
ea23 1342 1342/1342 1342 ± 0 6.026 5.496/6.575 6.073 ± 0.6564
ea25 1342 1342/1342 1342 ± 0.000001179 5.595 5.213/6.13 5.673 ± 0.5607
ea26 1342 1342/1342 1342 ± 0 6.113 5.592/6.667 6.058 ± 0.6325
ea27 1342 1342/1342 1342 ± 0.0000274 5.513 5.217/6.343 5.72 ± 0.6037
ea28 1342 1342/1342 1342 ± 0.00000116 5.569 5.343/6.307 5.798 ± 0.6217
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 ± 0.0000245 5.431 5.216/5.6 5.408 ± 0.2492
3 1342 1342/1342 1342 ± 0.00002644 5.068 4.877/5.318 5.087 ± 0.2917
4 1342 1342/1342 1342 ± 0.00002468 5.208 5.011/5.347 5.162 ± 0.313
5 1342 1342/1342 1342 ± 0.00002462 5.369 5.123/5.492 5.332 ± 0.2921
6 1342 1342/1342 1342 ± 0.0000245 5.275 5.1/5.426 5.273 ± 0.2727
7 1342 1342/1342 1342 ± 0.0000245 5.362 5.241/5.507 5.364 ± 0.2412
8 1342 1342/1342 1342 ± 0.0000245 5.351 5.141/5.468 5.315 ± 0.2718
9 1342 1342/1342 1342 ± 0.0000245 5.566 5.45/5.874 5.588 ± 0.3025
10 1342 1342/1342 1342 ± 0.0000245 6.024 5.91/6.205 6.006 ± 0.2997
11 1342 1342/1342 1342 ± 0.0000245 6.271 6.132/6.396 6.229 ± 0.3186
12 1342 1342/1342 1342 ± 0.0000245 6.384 6.214/6.584 6.365 ± 0.3432
13 1342 1342/1342 1342 ± 0.0000245 6.792 6.66/6.929 6.783 ± 0.3604
14 1342 1342/1342 1342 ± 0.0000245 6.91 6.737/7.225 6.929 ± 0.3818
15 1342 1342/1342 1342 ± 0.0000245 6.618 6.435/6.797 6.554 ± 0.3658
16 1342 1342/1342 1342 ± 0.00002973 5.973 5.786/6.171 5.967 ± 0.3199
17 1342 1342/1342 1342 ± 0.00002853 5.931 5.711/6.134 5.931 ± 0.3127
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-05-01 06:19:34.992
End
2024-05-01 07:10:03.001
Duration
0:50:28.009
Note, WebLog generation is not included in the time.

CASA logs for stage 7