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

Statwt Summary Plot

VLASS2.1.sb38490392.eb38577577.59079.6066271412_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 5.362 5.157/6.029 5.502 ± 0.5998
ea02 1342 1342/1342 1342 ± 0.00004825 5.806 5.357/6.554 5.777 ± 0.8823
ea04 1342 1342/1342 1342 ± 0 5.13 4.89/5.742 5.221 ± 0.6703
ea05 1342 1342/1342 1342 ± 0.000008106 5.544 5.045/6.143 5.562 ± 0.7314
ea06 1342 1342/1342 1342 ± 0 4.917 4.712/5.35 4.933 ± 0.5633
ea07 1342 1342/1342 1342 ± 0.00004118 5.73 5.257/6.074 5.565 ± 0.7659
ea08 1342 1342/1342 1342 ± 0.00003572 5.884 5.436/6.628 5.971 ± 0.8101
ea09 1342 1342/1342 1342 ± 0.00002659 5.437 5.012/6.157 5.543 ± 0.7522
ea10 1342 1342/1342 1342 ± 0.00004421 5.551 5.04/6.184 5.468 ± 0.7534
ea11 1342 1342/1342 1342 ± 0.00002402 5.619 5.068/6.233 5.515 ± 0.866
ea12 1342 1342/1342 1342 ± 0 5.746 5.244/6.304 5.683 ± 0.7522
ea13 1342 1342/1342 1342 ± 0.000003134 5.789 5.51/6.254 5.796 ± 0.7352
ea14 1342 1342/1342 1342 ± 0.000008605 5.604 5.267/6.381 5.656 ± 0.7589
ea15 1342 1342/1342 1342 ± 0 5.332 5.075/6.134 5.472 ± 0.8063
ea16 1342 1342/1342 1342 ± 0.00001822 5.722 5.313/6.46 5.724 ± 0.7732
ea17 1342 1342/1342 1342 ± 0.00003572 5.731 5.473/6.56 5.823 ± 0.7823
ea18 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea19 1342 1342/1342 1342 ± 0.0000115 5.792 5.464/6.498 5.859 ± 0.7839
ea20 1342 1342/1342 1342 ± 0 5.818 5.441/6.556 5.85 ± 0.9212
ea21 1342 1342/1342 1342 ± 0.00001456 5.507 5.296/6.125 5.614 ± 0.6444
ea22 1342 1342/1342 1342 ± 0.00003536 5.38 5.111/6.379 5.563 ± 0.8036
ea23 1342 1342/1342 1342 ± 0.00002533 5.733 5.346/6.424 5.748 ± 0.7531
ea25 1342 1342/1342 1342 ± 0.00003392 5.431 5.167/6.114 5.545 ± 0.7237
ea26 1342 1342/1342 1342 ± 0.00001185 5.615 5.504/6.392 5.758 ± 0.7577
ea27 1342 1342/1342 1342 ± 0.00003761 5.391 5.262/6.236 5.551 ± 0.6817
ea28 1342 1342/1342 1342 ± 0.00004279 5.632 5.29/6.457 5.67 ± 0.8627
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 ± 0.00002394 5.506 5.337/5.761 5.529 ± 0.2542
5 1342 1342/1342 1342 ± 0.00002478 5.169 5.018/5.429 5.202 ± 0.2613
6 1342 1342/1342 1342 ± 0.00002394 5.289 5.173/5.421 5.287 ± 0.2314
7 1342 1342/1342 1342 ± 0.00002394 5.284 5.112/5.432 5.267 ± 0.207
8 1342 1342/1342 1342 ± 0.00002394 5.289 5.053/5.379 5.223 ± 0.2412
9 1342 1342/1342 1342 ± 0.00002394 5.511 5.37/5.72 5.493 ± 0.2729
10 1342 1342/1342 1342 ± 0.00002394 5.958 5.845/6.025 5.924 ± 0.2473
11 1342 1342/1342 1342 ± 0.00002394 6.208 6.096/6.267 6.165 ± 0.256
12 1342 1342/1342 1342 ± 0.00002394 6.384 6.222/6.526 6.349 ± 0.2961
13 1342 1342/1342 1342 ± 0.00002394 6.698 6.467/6.833 6.638 ± 0.2893
14 1342 1342/1342 1342 ± 0.00002948 6.593 6.293/6.811 6.528 ± 0.3615
15 1342 1342/1342 1342 ± 0.00002404 6.333 6.124/6.541 6.297 ± 0.4002
16 1342 1342/1342 1342 ± 0.0000595 4.103 3.958/4.234 4.095 ± 0.1777
17 1342 1342/1342 1342 ± 0.00006016 4.19 4.105/4.344 4.208 ± 0.187
output_dir
 
vis
VLASS2.1.sb38490392.eb38577577.59079.6066271412_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-12-13 02:31:38.222
End
2024-12-13 03:34:08.347
Duration
1:02:30.125
Note, WebLog generation is not included in the time.

CASA logs for stage 8