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 5.474 5.322/6.334 5.694 ± 0.7502
ea02 1342 1342/1342 1342 ± 0.00004443 5.981 5.494/6.795 6.103 ± 0.8923
ea04 1342 1342/1342 1342 ± 0.00001245 5.325 4.994/5.839 5.401 ± 0.6303
ea05 1342 1342/1342 1342 ± 0 5.548 5.109/6.218 5.745 ± 0.6912
ea06 1342 1342/1342 1342 ± 0.00001489 4.78 4.566/5.24 4.856 ± 0.4531
ea07 1342 1342/1342 1342 ± 0.00004339 5.918 5.593/6.504 5.942 ± 0.8952
ea08 1342 1342/1342 1342 ± 0.00004404 6.003 5.684/7.047 6.257 ± 0.9919
ea09 1342 1342/1342 1342 ± 0.00001984 5.701 5.363/6.447 5.808 ± 0.7294
ea10 1342 1342/1342 1342 ± 0.00004504 5.642 5.165/6.486 5.734 ± 0.8292
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00001975 5.68 5.325/6.467 5.789 ± 0.7823
ea13 1342 1342/1342 1342 ± 0.00001243 5.9 5.675/6.427 6.112 ± 0.6758
ea14 1342 1342/1342 1342 ± 0.000009155 5.765 5.54/6.632 5.974 ± 0.8499
ea15 1342 1342/1342 1342 ± 0.000006346 5.151 4.994/6.007 5.483 ± 0.6959
ea16 1342 1342/1342 1342 ± 0.000002936 5.83 5.474/6.774 6.033 ± 0.8503
ea17 1342 1342/1342 1342 ± 0.00004398 5.997 5.637/7.141 6.169 ± 0.9963
ea18 1342 1342/1342 1342 ± 0.00004214 5.023 4.912/5.778 5.252 ± 0.6262
ea19 1342 1342/1342 1342 ± 0 5.749 5.55/6.68 6.057 ± 0.7654
ea20 1342 1342/1342 1342 ± 0.00002593 5.814 5.646/6.804 6.124 ± 0.8765
ea21 1342 1342/1342 1342 ± 0.000009411 5.643 5.384/6.393 5.775 ± 0.7592
ea22 1342 1342/1342 1342 ± 0.00003377 5.571 5.104/6.359 5.783 ± 0.7387
ea23 1342 1342/1342 1342 ± 0.00003302 5.928 5.617/6.782 6.181 ± 0.9026
ea25 1342 1342/1342 1342 ± 0.00004325 5.647 5.283/6.388 5.807 ± 0.8395
ea26 1342 1342/1342 1342 ± 0.00002147 5.722 5.635/6.671 6.021 ± 0.7217
ea27 1342 1342/1342 1342 ± 0.00004481 5.695 5.334/6.667 5.883 ± 0.8378
ea28 1342 1342/1342 1342 ± 0.00004339 5.817 5.616/6.77 6.033 ± 0.8957
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 ± 0.00002522 5.535 5.34/5.7 5.46 ± 0.3031
5 1342 1342/1342 1342 ± 0.00003056 5.305 5.12/5.611 5.331 ± 0.2736
6 1342 1342/1342 1342 ± 0.00002397 5.469 5.365/5.637 5.458 ± 0.3168
7 1342 1342/1342 1342 ± 0.00002397 5.484 5.23/5.633 5.422 ± 0.307
8 1342 1342/1342 1342 ± 0.00002397 5.441 5.144/5.621 5.375 ± 0.3346
9 1342 1342/1342 1342 ± 0.00002445 5.658 5.356/5.823 5.572 ± 0.3299
10 1342 1342/1342 1342 ± 0.00002397 6.179 5.905/6.293 6.079 ± 0.3724
11 1342 1342/1342 1342 ± 0.00002397 6.4 6.173/6.594 6.342 ± 0.3779
12 1342 1342/1342 1342 ± 0.00002397 6.537 6.419/6.772 6.515 ± 0.407
13 1342 1342/1342 1342 ± 0.00002397 6.988 6.791/7.258 6.944 ± 0.4465
14 1342 1342/1342 1342 ± 0.00002397 7.163 6.913/7.464 7.111 ± 0.489
15 1342 1342/1342 1342 ± 0.00002453 6.546 6.257/6.795 6.485 ± 0.4985
16 1342 1342/1342 1342 ± 0.00006093 4.461 4.299/4.705 4.487 ± 0.2554
17 1342 1342/1342 1342 ± 0.0000609 4.748 4.494/4.935 4.728 ± 0.2756
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
overwrite_modelcol
False
output_dir
 
Start time
2024-12-12 12:35:28.221
End
2024-12-12 13:39:50.151
Duration
1:04:21.930
Note, WebLog generation is not included in the time.

CASA logs for stage 8