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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.193 4.99/6.028 5.407 ± 0.7617
ea02 1342 1342/1342 1342 ± 0.00004638 5.538 5.117/6.384 5.636 ± 0.8526
ea04 1342 1342/1342 1342 ± 0.0000333 5.05 4.821/5.861 5.238 ± 0.6923
ea05 1342 1342/1342 1342 ± 0.00001692 5.462 5.058/6.374 5.658 ± 0.7971
ea06 1342 1342/1342 1342 ± 0.00004189 5.032 4.881/5.98 5.327 ± 0.7412
ea07 1342 1342/1342 1342 ± 0.00004085 5.547 5.145/6.057 5.522 ± 0.7794
ea08 1342 1342/1342 1342 ± 0.0000435 5.518 5.28/6.651 5.799 ± 0.9942
ea09 1342 1342/1342 1342 ± 0.00003322 5.321 4.936/6.247 5.435 ± 0.7908
ea10 1342 1342/1342 1342 ± 0.00004153 5.052 4.646/5.818 5.141 ± 0.7486
ea11 1342 1342/1342 1342 ± 0.00004271 5.588 5.134/6.358 5.64 ± 0.8618
ea12 1342 1342/1342 1342 ± 0.00004179 5.296 5.091/6.267 5.555 ± 0.8388
ea13 1342 1342/1342 1342 ± 0.00002106 5.497 5.306/6.11 5.666 ± 0.7037
ea14 1342 1342/1342 1342 ± 0.00003805 5.505 5.14/6.415 5.663 ± 0.8782
ea15 1342 1342/1342 1342 ± 0.00002442 5.311 5.117/6.233 5.552 ± 0.8414
ea16 1342 1342/1342 1342 ± 0.00002598 5.759 5.332/6.631 5.811 ± 0.9357
ea17 1342 1342/1342 1342 ± 0.00004184 5.676 5.206/6.866 5.819 ± 0.9573
ea18 1342 1342/1342 1342 ± 0.00004377 4.749 4.62/5.611 4.975 ± 0.6324
ea19 1342 1342/1342 1342 ± 0.00001688 5.643 5.421/6.558 5.84 ± 0.8604
ea20 1342 1342/1342 1342 ± 0.00004306 5.669 5.602/6.745 5.926 ± 0.9193
ea21 1342 1342/1342 1342 ± 0.0000309 5.429 5.139/6.206 5.534 ± 0.7885
ea22 1342 1342/1342 1342 ± 0.00004175 5.244 4.848/6.312 5.523 ± 0.8327
ea23 1342 1342/1342 1342 ± 0.00005214 6.32 5.952/6.682 5.872 ± 1.084
ea24 1342 1342/1342 1342 ± 0.00002223 4.968 4.677/5.94 5.236 ± 0.7142
ea25 1342 1342/1342 1342 ± 0.00004197 5.328 4.994/6.232 5.493 ± 0.8346
ea26 1342 1342/1342 1342 ± 0.00003151 5.59 5.376/6.703 5.847 ± 0.8754
ea27 1342 1342/1342 1342 ± 0.00004057 5.343 4.988/6.383 5.553 ± 0.8222
ea28 1342 1342/1342 1342 ± 0.00004345 5.427 5.299/6.526 5.797 ± 0.9049
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 ± 0.00002356 5.125 4.992/5.361 5.128 ± 0.3103
5 1342 1342/1342 1342 ± 0.00002835 5.131 4.941/5.321 5.145 ± 0.2775
6 1342 1342/1342 1342 ± 0.00002356 5.174 4.93/5.31 5.136 ± 0.2416
7 1342 1342/1342 1342 ± 0.00002356 5.188 5.013/5.368 5.175 ± 0.2447
8 1342 1342/1342 1342 ± 0.00002356 5.173 4.979/5.331 5.144 ± 0.2793
9 1342 1342/1342 1342 ± 0.00002386 5.4 5.115/5.556 5.344 ± 0.2748
10 1342 1342/1342 1342 ± 0.00002313 5.931 5.774/6.034 5.891 ± 0.273
11 1342 1342/1342 1342 ± 0.00002313 6.178 6.005/6.354 6.16 ± 0.2779
12 1342 1342/1342 1342 ± 0.00002313 6.313 6.087/6.504 6.313 ± 0.304
13 1342 1342/1342 1342 ± 0.00002313 6.679 6.383/6.872 6.626 ± 0.356
14 1342 1342/1342 1342 ± 0.00002313 6.876 6.638/7.084 6.818 ± 0.343
15 1342 1342/1342 1342 ± 0.00002483 6.439 6.199/6.679 6.41 ± 0.3692
16 1342 1342/1342 1342 ± 0.00005219 4.256 4.141/4.348 4.243 ± 0.1901
17 1342 1342/1342 1342 ± 0.00005586 4.139 4.005/4.306 4.157 ± 0.2254
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2025-01-14 05:43:55.510
End
2025-01-14 06:15:29.636
Duration
0:31:34.125
Note, WebLog generation is not included in the time.

CASA logs for stage 8