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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.478 5.322/6.329 5.691 ± 0.7598
ea02 1342 1342/1342 1342 ± 0.00004451 6.005 5.498/6.787 6.094 ± 0.9029
ea04 1342 1342/1342 1342 ± 0.00001431 5.364 5.01/5.832 5.404 ± 0.6239
ea05 1342 1342/1342 1342 ± 0 5.581 5.118/6.178 5.745 ± 0.687
ea06 1342 1342/1342 1342 ± 0.00001695 4.803 4.578/5.227 4.854 ± 0.4546
ea07 1342 1342/1342 1342 ± 0.00004327 5.949 5.597/6.502 5.943 ± 0.9017
ea08 1342 1342/1342 1342 ± 0.00004395 6.026 5.689/7.053 6.261 ± 0.9972
ea09 1342 1342/1342 1342 ± 0.00002222 5.752 5.37/6.4 5.807 ± 0.725
ea10 1342 1342/1342 1342 ± 0.00004514 5.689 5.232/6.476 5.736 ± 0.8417
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00002293 5.672 5.332/6.456 5.787 ± 0.7814
ea13 1342 1342/1342 1342 ± 0.00001326 5.905 5.675/6.424 6.089 ± 0.6616
ea14 1342 1342/1342 1342 ± 0.00001488 5.806 5.547/6.629 5.982 ± 0.8527
ea15 1342 1342/1342 1342 ± 0.0000102 5.181 4.997/6.003 5.479 ± 0.6903
ea16 1342 1342/1342 1342 ± 0.000004389 5.83 5.475/6.739 6.035 ± 0.8445
ea17 1342 1342/1342 1342 ± 0.00004392 6.056 5.634/7.148 6.165 ± 0.9978
ea18 1342 1342/1342 1342 ± 0.0000426 5.044 4.927/5.782 5.253 ± 0.6213
ea19 1342 1342/1342 1342 ± 0 5.764 5.567/6.625 6.057 ± 0.7594
ea20 1342 1342/1342 1342 ± 0.00002665 5.855 5.646/6.806 6.131 ± 0.8814
ea21 1342 1342/1342 1342 ± 0.00001163 5.658 5.394/6.334 5.768 ± 0.7556
ea22 1342 1342/1342 1342 ± 0.0000364 5.58 5.142/6.364 5.79 ± 0.7405
ea23 1342 1342/1342 1342 ± 0.00003304 5.994 5.629/6.765 6.187 ± 0.9029
ea25 1342 1342/1342 1342 ± 0.00004328 5.69 5.328/6.491 5.807 ± 0.8453
ea26 1342 1342/1342 1342 ± 0.00002431 5.734 5.644/6.66 6.013 ± 0.7186
ea27 1342 1342/1342 1342 ± 0.00004478 5.714 5.331/6.656 5.877 ± 0.852
ea28 1342 1342/1342 1342 ± 0.00004346 5.845 5.615/6.768 6.034 ± 0.9042
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 ± 0.00002518 5.579 5.376/5.743 5.484 ± 0.3018
5 1342 1342/1342 1342 ± 0.00003052 5.344 5.152/5.615 5.387 ± 0.2763
6 1342 1342/1342 1342 ± 0.00002394 5.482 5.373/5.648 5.469 ± 0.3177
7 1342 1342/1342 1342 ± 0.00002394 5.485 5.234/5.641 5.427 ± 0.3045
8 1342 1342/1342 1342 ± 0.00002394 5.44 5.152/5.629 5.381 ± 0.3309
9 1342 1342/1342 1342 ± 0.00002441 5.705 5.398/5.815 5.606 ± 0.3369
10 1342 1342/1342 1342 ± 0.00002394 6.189 5.91/6.283 6.077 ± 0.3751
11 1342 1342/1342 1342 ± 0.00002394 6.388 6.168/6.601 6.339 ± 0.3793
12 1342 1342/1342 1342 ± 0.00002394 6.535 6.415/6.762 6.512 ± 0.4055
13 1342 1342/1342 1342 ± 0.00002394 6.981 6.765/7.251 6.933 ± 0.4436
14 1342 1342/1342 1342 ± 0.00002394 7.152 6.913/7.464 7.107 ± 0.4877
15 1342 1342/1342 1342 ± 0.00002492 6.529 6.23/6.772 6.468 ± 0.5092
16 1342 1342/1342 1342 ± 0.00006061 4.45 4.286/4.695 4.478 ± 0.2578
17 1342 1342/1342 1342 ± 0.00006096 4.68 4.423/4.888 4.676 ± 0.2877
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
Start time
2024-12-12 09:57:29.863
End
2024-12-12 10:59:04.764
Duration
1:01:34.901
Note, WebLog generation is not included in the time.

CASA logs for stage 8