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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.249 5.118/5.805 5.376 ± 0.7332
ea02 1342 1342/1342 1342 ± 0.00004718 5.887 5.27/6.519 5.66 ± 0.9939
ea04 1342 1342/1342 1342 ± 0.00004138 5.243 4.905/5.852 5.121 ± 0.9149
ea05 1342 1342/1342 1342 ± 0.00001119 5.375 5.037/6.113 5.383 ± 0.8328
ea06 1342 1342/1342 1342 ± 0.00004422 5.005 4.294/5.419 4.704 ± 0.8493
ea07 1342 1342/1342 1342 ± 0.00003044 5.541 5.224/6.002 5.453 ± 0.8341
ea08 1342 1342/1342 1342 ± 0.00004229 5.969 5.435/6.778 5.874 ± 1.113
ea09 1342 1342/1342 1342 ± 0.00003543 5.542 5.088/6.163 5.435 ± 0.8728
ea10 1342 1342/1342 1342 ± 0.00003469 5.493 4.994/6.2 5.444 ± 0.7905
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00004223 5.389 5.073/6.263 5.406 ± 0.9884
ea13 1342 1342/1342 1342 ± 0.00002074 5.637 5.485/6.192 5.664 ± 0.8663
ea14 1342 1342/1342 1342 ± 0.0000199 5.664 5.255/6.407 5.534 ± 0.9674
ea15 1342 1342/1342 1342 ± 0.00003343 5.369 5.028/6.144 5.297 ± 1.102
ea16 1342 1342/1342 1342 ± 0.00002025 5.565 5.223/6.137 5.474 ± 0.943
ea17 1342 1342/1342 1342 ± 0.00003963 5.952 5.33/6.443 5.839 ± 0.9257
ea18 1342 1342/1342 1342 ± 0.00004235 4.881 4.671/5.376 4.867 ± 0.7079
ea19 1342 1342/1342 1342 ± 0.000001203 5.583 5.311/6.343 5.608 ± 0.8395
ea20 1342 1342/1342 1342 ± 0.00003743 5.698 5.585/6.606 5.828 ± 0.9433
ea21 1342 1342/1342 1342 ± 0.00001696 5.35 5.062/6.088 5.335 ± 0.845
ea22 1342 1342/1342 1342 ± 0.00003884 5.394 5.083/6.349 5.481 ± 0.9281
ea23 1342 1342/1342 1342 ± 0.00001661 5.694 5.299/6.222 5.664 ± 0.8328
ea25 1342 1342/1342 1342 ± 0.0000435 5.474 5.036/6.061 5.34 ± 0.8729
ea27 1342 1342/1342 1342 ± 0.00004147 5.433 5.029/6.215 5.345 ± 0.8862
ea28 1342 1342/1342 1342 ± 0.00004393 5.539 5.293/6.35 5.573 ± 0.9834
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 5.274 5.048/5.44 5.226 ± 0.3006
5 1342 1342/1342 1342 ± 0.00003399 5.142 5/5.344 5.161 ± 0.2939
6 1342 1342/1342 1342 ± 0.00002442 5.199 5.046/5.325 5.16 ± 0.3009
7 1342 1342/1342 1342 ± 0.00002476 5.223 5.085/5.305 5.199 ± 0.2301
8 1342 1342/1342 1342 ± 0.00002476 5.231 5.039/5.369 5.202 ± 0.2524
9 1342 1342/1342 1342 ± 0.00002442 5.488 5.374/5.694 5.469 ± 0.3395
10 1342 1342/1342 1342 ± 0.00002442 5.965 5.753/6.018 5.888 ± 0.3012
11 1342 1342/1342 1342 ± 0.00002442 6.152 6.049/6.338 6.145 ± 0.3125
12 1342 1342/1342 1342 ± 0.00002442 6.313 6.094/6.46 6.296 ± 0.3205
13 1342 1342/1342 1342 ± 0.00002442 6.55 6.208/6.666 6.426 ± 0.3469
14 1342 1342/1342 1342 ± 0.00003247 6.06 5.678/6.391 6.055 ± 0.4977
15 1342 1342/1342 1342 ± 0.00002556 6.393 6.088/6.647 6.342 ± 0.4412
16 1342 1342/1342 1342 ± 0.00005536 3.437 3.262/3.652 3.439 ± 0.323
17 1342 1342/1342 1342 ± 0.00005994 3.605 3.45/3.807 3.639 ± 0.3156
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-03 07:54:34.058
End
2024-11-03 08:54:34.289
Duration
1:00:00.231
Note, WebLog generation is not included in the time.

CASA logs for stage 8