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

Statwt Summary Plot

VLASS2.1.sb38484347.eb38556700.59065.64805841435_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 5.318 5.172/6.102 5.624 ± 0.5496
ea02 1342 1342/1342 1342 ± 0.00002977 5.593 5.315/6.365 5.827 ± 0.6453
ea04 1342 1342/1342 1342 ± 0 5.176 5.106/5.931 5.476 ± 0.5446
ea05 1342 1342/1342 1342 ± 0 5.57 5.378/6.387 5.857 ± 0.6056
ea06 1342 1342/1342 1342 ± 0.000002543 3.078 2.793/3.363 3.076 ± 0.3921
ea07 1342 1342/1342 1342 ± 0 5.612 5.435/5.696 5.607 ± 0.2183
ea08 1342 1342/1342 1342 ± 0.00003327 5.859 5.612/6.851 6.191 ± 0.7124
ea09 1342 1342/1342 1342 ± 0.000003721 5.401 4.955/5.896 5.471 ± 0.5414
ea10 1342 1342/1342 1342 ± 0.00004216 5.504 5.226/6.488 5.78 ± 0.6685
ea11 1342 1342/1342 1342 ± 0.00002376 5.817 5.347/6.469 5.876 ± 0.729
ea12 1342 1342/1342 1342 ± 0 5.581 5.453/6.545 5.91 ± 0.6955
ea13 1342 1342/1342 1342 ± 0.000004556 5.804 5.33/6.077 5.832 ± 0.5358
ea14 1342 1342/1342 1342 ± 0.000016 5.582 5.253/6.553 5.889 ± 0.7075
ea15 1342 1342/1342 1342 ± 0 5.407 5.227/6.257 5.737 ± 0.6305
ea16 1342 1342/1342 1342 ± 0.00001228 4.908 4.722/5.43 5.041 ± 0.4629
ea17 1342 1342/1342 1342 ± 0.00004161 5.889 5.345/6.623 6.036 ± 0.7368
ea18 1342 1342/1342 1342 ± 0.00000882 4.952 4.823/5.736 5.186 ± 0.5613
ea19 1342 1342/1342 1342 ± 0 6.608 6.103/6.935 6.472 ± 0.6682
ea20 1342 1342/1342 1342 ± 0 6.004 5.795/6.905 6.253 ± 0.749
ea21 1342 1342/1342 1342 ± 0.00001166 5.778 5.233/6.372 5.876 ± 0.6191
ea22 1342 1342/1342 1342 ± 0.00001766 5.538 5.055/6.066 5.555 ± 0.6003
ea23 1342 1342/1342 1342 ± 0.00003113 5.686 5.357/6.517 5.925 ± 0.7628
ea25 1342 1342/1342 1342 ± 0.00003881 5.172 4.412/5.429 4.902 ± 0.6752
ea26 1342 1342/1342 1342 ± 0.000009956 5.739 5.423/6.575 5.947 ± 0.6283
ea27 1342 1342/1342 1342 ± 0.00004275 5.517 5.176/6.466 5.758 ± 0.6569
ea28 1342 1342/1342 1342 ± 0.00004693 6.368 5.863/6.849 6.221 ± 0.7135
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 ± 0.00002443 5.206 5.071/5.361 5.098 ± 0.6414
5 1342 1342/1342 1342 ± 0.00002443 5.302 5.175/5.573 5.215 ± 0.5986
6 1342 1342/1342 1342 ± 0.00002443 5.318 5.117/5.394 5.167 ± 0.563
7 1342 1342/1342 1342 ± 0.00002443 5.353 5.142/5.471 5.233 ± 0.5657
8 1342 1342/1342 1342 ± 0.00002443 5.273 5.149/5.605 5.221 ± 0.5993
9 1342 1342/1342 1342 ± 0.00002443 5.544 5.195/5.778 5.398 ± 0.6154
10 1342 1342/1342 1342 ± 0.00002427 6.064 5.773/6.197 5.865 ± 0.659
11 1342 1342/1342 1342 ± 0.00002411 6.321 5.934/6.458 6.088 ± 0.7017
12 1342 1342/1342 1342 ± 0.00002396 6.47 6.059/6.561 6.199 ± 0.7463
13 1342 1342/1342 1342 ± 0.00002396 6.833 6.42/7.036 6.576 ± 0.7692
14 1342 1342/1342 1342 ± 0.00002403 6.93 6.605/7.145 6.741 ± 0.7281
15 1342 1342/1342 1342 ± 0.00002453 6.429 6.108/6.644 6.294 ± 0.5809
16 1342 1342/1342 1342 ± 0.00005758 5.026 4.829/5.334 4.975 ± 0.5148
17 1342 1342/1342 1342 ± 0.00005507 5.151 4.994/5.476 5.092 ± 0.58
vis
VLASS2.1.sb38484347.eb38556700.59065.64805841435_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-05 06:54:25.999
End
2024-12-05 07:56:59.983
Duration
1:02:33.983
Note, WebLog generation is not included in the time.

CASA logs for stage 8