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 5.447 5.11/5.866 5.518 ± 0.5054
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.495 5.124/6.023 5.614 ± 0.5511
ea05 1342 1342/1342 1342 ± 0 5.607 5.164/6.127 5.677 ± 0.5671
ea06 1342 1342/1342 1342 ± 0 4.985 4.783/5.367 5.055 ± 0.3786
ea07 1342 1342/1342 1342 ± 0 5.742 5.35/6.113 5.844 ± 0.5584
ea08 1342 1342/1342 1342 ± 0 5.793 5.352/6.422 5.891 ± 0.6489
ea09 1342 1342/1342 1342 ± 0 5.594 5.038/6.204 5.631 ± 0.5921
ea10 1342 1342/1342 1342 ± 0 5.629 5.167/6.454 5.772 ± 0.659
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.79 5.349/6.322 5.895 ± 0.6114
ea13 1342 1342/1342 1342 ± 0 6.048 5.576/6.18 5.956 ± 0.469
ea14 1342 1342/1342 1342 ± 0 5.701 5.174/6.234 5.717 ± 0.6385
ea15 1342 1342/1342 1342 ± 0 5.515 5.039/6.053 5.607 ± 0.6596
ea16 1342 1342/1342 1342 ± 0 6 5.464/6.457 6.064 ± 0.7097
ea17 1342 1342/1342 1342 ± 0.000004561 5.895 5.524/6.375 5.992 ± 0.6174
ea18 1342 1342/1342 1342 ± 0 4.972 4.692/5.357 5.039 ± 0.483
ea19 1342 1342/1342 1342 ± 0 5.894 5.485/6.485 6.022 ± 0.6035
ea20 1342 1342/1342 1342 ± 0 6.029 5.676/6.645 6.13 ± 0.6273
ea21 1342 1342/1342 1342 ± 0 5.486 5.252/6.108 5.65 ± 0.5369
ea22 1342 1342/1342 1342 ± 0 5.52 5.069/6.149 5.61 ± 0.6204
ea23 1342 1342/1342 1342 ± 0 5.877 5.415/6.465 5.967 ± 0.6631
ea25 1342 1342/1342 1342 ± 0.00000122 5.456 5.159/5.953 5.573 ± 0.556
ea26 1342 1342/1342 1342 ± 0 5.82 5.448/6.479 5.946 ± 0.6539
ea27 1342 1342/1342 1342 ± 0.00001981 5.438 5.057/6.255 5.635 ± 0.5868
ea28 1342 1342/1342 1342 ± 0 5.505 5.236/6.192 5.681 ± 0.601
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 5.368 5.13/5.519 5.339 ± 0.2508
3 1342 1342/1342 1342 ± 0.00002638 5.022 4.882/5.292 5.051 ± 0.2496
4 1342 1342/1342 1342 ± 0.00002442 5.088 4.978/5.314 5.109 ± 0.2994
5 1342 1342/1342 1342 ± 0.00002442 5.237 5.058/5.359 5.23 ± 0.2797
6 1342 1342/1342 1342 ± 0.00002462 5.004 4.854/5.105 4.985 ± 0.2401
7 1342 1342/1342 1342 ± 0.00002442 5.265 5.166/5.499 5.281 ± 0.2416
8 1342 1342/1342 1342 ± 0.00002442 5.257 5.058/5.457 5.234 ± 0.2718
9 1342 1342/1342 1342 ± 0.00002442 5.522 5.352/5.792 5.501 ± 0.3042
10 1342 1342/1342 1342 ± 0.00002442 5.912 5.808/6.106 5.902 ± 0.2945
11 1342 1342/1342 1342 ± 0.00002442 6.152 6.026/6.332 6.117 ± 0.3164
12 1342 1342/1342 1342 ± 0.00002442 6.276 6.099/6.482 6.257 ± 0.3398
13 1342 1342/1342 1342 ± 0.00002442 6.685 6.559/6.925 6.655 ± 0.3577
14 1342 1342/1342 1342 ± 0.00002442 6.795 6.643/7.111 6.805 ± 0.3836
15 1342 1342/1342 1342 ± 0.00002442 6.495 6.291/6.7 6.44 ± 0.3667
16 1342 1342/1342 1342 ± 0.00002858 5.842 5.665/6.098 5.847 ± 0.323
17 1342 1342/1342 1342 ± 0.00002483 5.778 5.639/6.022 5.793 ± 0.3046
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-05-01 06:22:34.300
End
2024-05-01 07:10:39.310
Duration
0:48:05.011
Note, WebLog generation is not included in the time.

CASA logs for stage 7