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

Statwt Summary Plot

VLASS2.1.sb38497007.eb38561368.59068.10498711806_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 5.4 5.305/6.126 5.583 ± 0.7853
ea02 1342 1342/1342 1342 ± 0.000001756 5.809 5.327/6.546 5.821 ± 0.8674
ea04 1342 1342/1342 1342 ± 0.00003602 5.422 5.073/6.038 5.422 ± 0.7731
ea05 1342 1342/1342 1342 ± 0.00003757 5.508 5.106/6.446 5.682 ± 0.8138
ea06 1342 1342/1342 1342 ± 0.0000232 4.939 4.722/5.42 4.977 ± 0.6277
ea07 1342 1342/1342 1342 ± 0.000001201 5.919 5.419/6.15 5.728 ± 0.7975
ea08 1342 1342/1342 1342 ± 0 6.275 5.708/6.979 6.209 ± 1.033
ea09 1342 1342/1342 1342 ± 0.00003623 5.084 4.838/5.525 5.08 ± 0.5742
ea10 1342 1342/1342 1342 ± 0 5.79 5.221/6.536 5.716 ± 0.8678
ea11 1342 1342/1342 1342 ± 0 6.019 5.51/6.589 5.932 ± 0.9569
ea12 1342 1342/1342 1342 ± 0.00001735 5.777 5.492/6.582 5.833 ± 0.9262
ea13 1342 1342/1342 1342 ± 0.00004183 5.725 5.599/6.227 5.861 ± 0.7278
ea14 1342 1342/1342 1342 ± 0.00002576 6.616 5.849/7.111 6.192 ± 1.108
ea15 1342 1342/1342 1342 ± 0.00004102 5.638 5.44/6.403 5.778 ± 0.9303
ea16 1342 1342/1342 1342 ± 0.0000239 4.65 4.06/5.396 4.682 ± 0.708
ea17 1342 1342/1342 1342 ± 0 6.106 5.59/7.152 6.09 ± 1.031
ea18 1342 1342/1342 1342 ± 0 5.087 4.954/5.819 5.213 ± 0.6732
ea19 1342 1342/1342 1342 ± 0.00004177 5.654 5.451/6.687 5.891 ± 0.8399
ea20 1342 1342/1342 1342 ± 0.000003006 5.983 5.893/7.042 6.19 ± 0.9537
ea21 1342 1342/1342 1342 ± 0.00002442 5.496 5.21/6.31 5.664 ± 0.8246
ea22 1342 1342/1342 1342 ± 0.00002874 5.463 5.099/6.485 5.688 ± 0.8385
ea23 1342 1342/1342 1342 ± 0.000002451 5.891 5.495/6.62 5.908 ± 0.999
ea26 1342 1342/1342 1342 ± 0.00003519 5.522 5.432/6.474 5.73 ± 0.802
ea27 1342 1342/1342 1342 ± 0 5.506 5.314/5.529 5.43 ± 0.1701
ea28 1342 1342/1342 1342 ± 0 5.736 5.548/6.681 5.931 ± 0.9473
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 5.471 5.206/5.681 5.406 ± 0.3686
5 1342 1342/1342 1342 ± 0 5.238 5.021/5.377 5.096 ± 0.5124
6 1342 1342/1342 1342 ± 0 5.479 5.145/5.546 5.344 ± 0.4328
7 1342 1342/1342 1342 ± 0 5.421 5.197/5.572 5.343 ± 0.3956
8 1342 1342/1342 1342 ± 0 5.372 5.057/5.614 5.319 ± 0.3975
9 1342 1342/1342 1342 ± 0 5.639 5.368/5.88 5.569 ± 0.4133
10 1342 1342/1342 1342 ± 0 6.029 5.858/6.181 5.947 ± 0.4376
11 1342 1342/1342 1342 ± 0 6.237 5.978/6.56 6.193 ± 0.4628
12 1342 1342/1342 1342 ± 0 6.481 6.135/6.651 6.374 ± 0.4365
13 1342 1342/1342 1342 ± 0 6.812 6.571/7.125 6.758 ± 0.4649
14 1342 1342/1342 1342 ± 0 7.019 6.663/7.229 6.875 ± 0.5135
15 1342 1342/1342 1342 ± 0 6.639 6.442/6.884 6.54 ± 0.5108
16 1342 1342/1342 1342 ± 0.00005611 4.16 4.024/4.314 4.164 ± 0.2031
17 1342 1342/1342 1342 ± 0.00005509 4.155 4.015/4.361 4.191 ± 0.2554
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms flagged by statwt flagging agents
output_dir
/mnt/condor/execute/dir_251141/working
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
/mnt/condor/execute/dir_251141/working/VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms
datacolumn
residual_data
Start time
2022-03-08 21:31:57.542
End
2022-03-08 22:34:43.172
Duration
1:02:45.631
Note, WebLog generation is not included in the time.

CASA logs for stage 7