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

Statwt Summary Plot

VLASS2.1.sb38478946.eb38565032.59070.1037453125_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 5.36 5.213/6.127 5.647 ± 0.6863
ea02 1342 1342/1342 1342 ± 0.0000243 6.212 5.377/6.934 6.105 ± 0.7633
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00002905 5.597 5.067/6.365 5.741 ± 0.7202
ea06 1342 1342/1342 1342 ± 0.000001786 4.793 4.677/5.324 4.96 ± 0.4911
ea07 1342 1342/1342 1342 ± 0.00002304 5.808 5.423/6.013 5.78 ± 0.656
ea08 1342 1342/1342 1342 ± 0.00003935 6.185 5.617/6.914 6.264 ± 0.9346
ea09 1342 1342/1342 1342 ± 0.00001871 5.127 4.739/5.731 5.233 ± 0.5593
ea10 1342 1342/1342 1342 ± 0.00003794 5.616 5.1/6.397 5.66 ± 0.7858
ea11 1342 1342/1342 1342 ± 0.00003531 5.832 5.34/6.48 5.865 ± 0.817
ea12 1342 1342/1342 1342 ± 0.00000693 5.626 5.274/6.525 5.832 ± 0.8473
ea13 1342 1342/1342 1342 ± 0.00001435 5.774 5.612/6.255 5.972 ± 0.6221
ea14 1342 1342/1342 1342 ± 0.00003593 6.496 5.834/6.93 6.186 ± 0.9047
ea15 1342 1342/1342 1342 ± 0 5.4 5.256/6.282 5.713 ± 0.7659
ea16 1342 1342/1342 1342 ± 0.0000245 5.022 4.741/5.397 5.068 ± 0.4286
ea17 1342 1342/1342 1342 ± 0.00003862 5.955 5.518/6.919 6.067 ± 0.9037
ea18 1342 1342/1342 1342 ± 0.00001031 5.087 4.86/5.755 5.282 ± 0.5486
ea19 1342 1342/1342 1342 ± 0.00001503 5.736 5.508/6.699 6.047 ± 0.7651
ea20 1342 1342/1342 1342 ± 0.000006306 5.88 5.754/6.76 6.13 ± 0.8879
ea21 1342 1342/1342 1342 ± 0.00003043 5.583 5.274/6.332 5.738 ± 0.742
ea22 1342 1342/1342 1342 ± 0.00003276 5.422 5.037/6.377 5.697 ± 0.7324
ea23 1342 1342/1342 1342 ± 0.00003804 5.706 5.436/6.55 5.94 ± 0.8764
ea25 1342 1342/1342 1342 ± 0 5.295 5.264/5.537 5.349 ± 0.1516
ea26 1342 1342/1342 1342 ± 0.00002468 5.604 5.556/6.596 5.967 ± 0.6924
ea27 1342 1342/1342 1342 ± 0.00003815 5.536 5.204/6.488 5.716 ± 0.8021
ea28 1342 1342/1342 1342 ± 0.00004841 6.609 6.094/6.968 6.248 ± 1.013
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 ± 0.00002495 5.36 5.142/5.608 5.358 ± 0.3254
5 1342 1342/1342 1342 ± 0.00002547 5.578 5.398/5.689 5.551 ± 0.3117
6 1342 1342/1342 1342 ± 0.00002495 5.381 5.136/5.558 5.356 ± 0.3047
7 1342 1342/1342 1342 ± 0.00002495 5.317 5.108/5.466 5.293 ± 0.2808
8 1342 1342/1342 1342 ± 0.00002495 5.327 5.069/5.526 5.259 ± 0.333
9 1342 1342/1342 1342 ± 0.00002553 5.58 5.272/5.79 5.47 ± 0.3921
10 1342 1342/1342 1342 ± 0.00002444 6.069 5.814/6.162 5.951 ± 0.3929
11 1342 1342/1342 1342 ± 0.00002444 6.281 6.159/6.466 6.184 ± 0.4318
12 1342 1342/1342 1342 ± 0.00002444 6.48 6.197/6.604 6.352 ± 0.4334
13 1342 1342/1342 1342 ± 0.00002444 6.926 6.58/7.082 6.78 ± 0.4491
14 1342 1342/1342 1342 ± 0.00002444 7.097 6.852/7.289 6.966 ± 0.4871
15 1342 1342/1342 1342 ± 0.00002466 6.509 6.346/6.713 6.436 ± 0.4791
16 1342 1342/1342 1342 ± 0.000061 4.49 4.346/4.722 4.519 ± 0.2317
17 1342 1342/1342 1342 ± 0.00005809 4.617 4.407/4.792 4.614 ± 0.2923
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38478946.eb38565032.59070.1037453125_split_split.ms
overwrite_modelcol
False
Start time
2024-12-05 06:19:52.854
End
2024-12-05 07:11:48.671
Duration
0:51:55.817
Note, WebLog generation is not included in the time.

CASA logs for stage 8