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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 4.979 4.885/5.87 5.314 ± 0.7176
ea02 1342 1342/1342 1342 ± 0.0000347 5.562 4.992/6.41 5.678 ± 0.8945
ea04 1342 1342/1342 1342 ± 0.00003324 5.047 4.812/5.83 5.265 ± 0.691
ea05 1342 1342/1342 1342 ± 0.0000228 5.248 4.898/6.282 5.482 ± 0.8771
ea06 1342 1342/1342 1342 ± 0.00003363 4.815 4.747/5.625 5.09 ± 0.6505
ea07 1342 1342/1342 1342 ± 0.0000321 5.405 5.07/6.029 5.52 ± 0.7679
ea08 1342 1342/1342 1342 ± 0.00002694 5.764 5.226/6.645 5.989 ± 0.8545
ea09 1342 1342/1342 1342 ± 0.00003012 5.162 4.89/6.237 5.389 ± 0.8932
ea10 1342 1342/1342 1342 ± 0.00003345 5.241 4.775/6.2 5.445 ± 0.8286
ea11 1342 1342/1342 1342 ± 0.00003676 5.498 4.984/6.251 5.507 ± 0.8431
ea12 1342 1342/1342 1342 ± 0.00003643 5.29 4.987/6.274 5.515 ± 0.8688
ea13 1342 1342/1342 1342 ± 0.00002082 5.608 5.259/6.099 5.664 ± 0.8475
ea14 1342 1342/1342 1342 ± 0.00003056 5.46 5.064/6.385 5.713 ± 0.9074
ea15 1342 1342/1342 1342 ± 0.00003443 5.119 4.837/6.037 5.49 ± 0.8856
ea16 1342 1342/1342 1342 ± 0.00002938 5.586 5.11/6.325 5.62 ± 0.9203
ea17 1342 1342/1342 1342 ± 0.00003763 5.61 5.215/6.772 5.844 ± 0.918
ea18 1342 1342/1342 1342 ± 0.00003545 4.612 4.436/5.536 4.879 ± 0.6348
ea19 1342 1342/1342 1342 ± 0.00001745 5.405 5.188/6.534 5.69 ± 0.9506
ea20 1342 1342/1342 1342 ± 0.00003689 5.477 5.298/6.743 5.795 ± 0.9113
ea21 1342 1342/1342 1342 ± 0.00002869 5.227 4.903/6.084 5.43 ± 0.83
ea22 1342 1342/1342 1342 ± 0.00003941 5.285 4.907/6.392 5.542 ± 0.9576
ea23 1342 1342/1342 1342 ± 0.00003107 5.566 5.102/6.325 5.692 ± 0.8541
ea25 1342 1342/1342 1342 ± 0.00003639 5.186 4.865/6.12 5.387 ± 0.7895
ea27 1342 1342/1342 1342 ± 0.00003495 5.271 4.858/6.22 5.437 ± 0.8021
ea28 1342 1342/1342 1342 ± 0.00003576 5.271 5.068/6.347 5.596 ± 0.8442
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 ± 0.00002648 5.037 4.878/5.198 5.019 ± 0.2253
5 1342 1342/1342 1342 ± 0.00002569 5.112 4.797/5.267 5.064 ± 0.3179
6 1342 1342/1342 1342 ± 0.00002396 5.085 4.981/5.208 5.082 ± 0.2359
7 1342 1342/1342 1342 ± 0.00002396 4.974 4.854/5.074 4.965 ± 0.1999
8 1342 1342/1342 1342 ± 0.00002396 4.988 4.823/5.179 4.989 ± 0.2325
9 1342 1342/1342 1342 ± 0.00002396 5.276 5.183/5.483 5.277 ± 0.2761
10 1342 1342/1342 1342 ± 0.00002392 5.833 5.69/5.958 5.792 ± 0.2774
11 1342 1342/1342 1342 ± 0.00002392 6.092 5.953/6.216 6.061 ± 0.2885
12 1342 1342/1342 1342 ± 0.00002392 6.282 6.077/6.379 6.234 ± 0.2954
13 1342 1342/1342 1342 ± 0.00002405 6.49 6.17/6.651 6.406 ± 0.3432
14 1342 1342/1342 1342 ± 0.00002392 6.796 6.623/7.032 6.766 ± 0.3571
15 1342 1342/1342 1342 ± 0.0000313 6.589 6.387/6.868 6.554 ± 0.3953
16 1342 1342/1342 1342 ± 0.00005114 3.852 3.751/3.958 3.856 ± 0.1535
17 1342 1342/1342 1342 ± 0.00005045 3.894 3.77/4.032 3.909 ± 0.2238
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-06 18:44:26.043
End
2024-11-06 19:51:32.255
Duration
1:07:06.212
Note, WebLog generation is not included in the time.

CASA logs for stage 8