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

Statwt Summary Plot

VLASS2.1.sb38721252.eb38724758.59136.2917816088_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 5.277 5.212/5.964 5.328 ± 0.8785
ea02 1342 1342/1342 1342 ± 0 5.87 5.383/6.514 5.68 ± 1.045
ea03 1342 1342/1342 1342 ± 0.00004052 4.989 4.708/6.005 5.239 ± 0.783
ea04 1342 1342/1342 1342 ± 0.00004226 5.339 5.024/6.08 5.351 ± 0.9374
ea05 1342 1342/1342 1342 ± 0.00003914 5.574 5.16/6.32 5.661 ± 0.8077
ea06 1342 1342/1342 1342 ± 0.00004969 5.226 4.57/5.33 4.699 ± 0.9632
ea07 1342 1342/1342 1342 ± 0 5.76 5.364/6.258 5.59 ± 1.017
ea08 1342 1342/1342 1342 ± 0 5.795 5.417/6.712 5.733 ± 1.091
ea09 1342 1342/1342 1342 ± 0.00003784 5.466 5.177/6.321 5.518 ± 0.9218
ea10 1342 1342/1342 1342 ± 0 5.609 5.255/6.544 5.603 ± 1.092
ea11 1342 1342/1342 1342 ± 0 5.651 5.122/6.601 5.571 ± 1.043
ea12 1342 1342/1342 1342 ± 0.000032 5.577 5.288/6.523 5.63 ± 1.129
ea13 1342 1342/1342 1342 ± 0.0000379 5.776 5.421/6.414 5.75 ± 0.8542
ea14 1342 1342/1342 1342 ± 0.0000382 5.459 5.108/6.437 5.54 ± 0.8707
ea15 1342 1342/1342 1342 ± 0.00004216 5.52 5.422/6.599 5.782 ± 1.105
ea16 1342 1342/1342 1342 ± 0.00003842 5.822 5.435/6.722 5.823 ± 1.036
ea17 1342 1342/1342 1342 ± 0 6.017 5.595/6.771 5.943 ± 1.139
ea18 1342 1342/1342 1342 ± 0.000003965 4.798 4.427/5.525 4.787 ± 0.7434
ea19 1342 1342/1342 1342 ± 0.00004194 5.499 5.239/6.375 5.676 ± 0.7676
ea20 1342 1342/1342 1342 ± 0.00001446 5.581 5.377/6.785 5.74 ± 1.148
ea21 1342 1342/1342 1342 ± 0.0000402 5.531 5.254/6.372 5.581 ± 0.8455
ea23 1342 1342/1342 1342 ± 0.0000134 5.503 5.118/5.58 5.136 ± 0.8332
ea25 1342 1342/1342 1342 ± 0 5.39 5.206/6.208 5.42 ± 0.9658
ea26 1342 1342/1342 1342 ± 0.00003388 5.827 5.596/6.672 5.927 ± 0.999
ea27 1342 1342/1342 1342 ± 0 5.399 5.153/6.523 5.47 ± 1.012
ea28 1342 1342/1342 1342 ± 0 5.359 5.18/6.209 5.371 ± 0.9469
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 5.368 5.222/5.6 5.367 ± 0.2546
5 1342 1342/1342 1342 ± 0 5.428 5.191/5.604 5.375 ± 0.3604
6 1342 1342/1342 1342 ± 0 5.287 5.109/5.426 5.252 ± 0.2888
7 1342 1342/1342 1342 ± 0 5.289 5.235/5.489 5.332 ± 0.251
8 1342 1342/1342 1342 ± 0 5.345 5.207/5.427 5.332 ± 0.2682
9 1342 1342/1342 1342 ± 0 5.543 5.371/5.755 5.525 ± 0.2909
10 1342 1342/1342 1342 ± 0 6.04 5.826/6.313 5.966 ± 0.4264
11 1342 1342/1342 1342 ± 0 6.349 6.206/6.598 6.294 ± 0.3939
12 1342 1342/1342 1342 ± 0 6.534 6.362/6.718 6.487 ± 0.4243
13 1342 1342/1342 1342 ± 0 6.597 6.426/6.871 6.569 ± 0.4439
14 1342 1342/1342 1342 ± 0 6.063 5.746/6.561 6.158 ± 0.5948
15 1342 1342/1342 1342 ± 0 6.65 6.386/6.974 6.573 ± 0.5779
16 1342 1342/1342 1342 ± 0.00006014 3.453 3.278/3.761 3.523 ± 0.3333
17 1342 1342/1342 1342 ± 0.00006002 3.597 3.455/3.959 3.689 ± 0.3304
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms flagged by statwt flagging agents
vis
/mnt/condor/execute/dir_139905/working/VLASS2.1.sb38721252.eb38724758.59136.2917816088_split_split.ms
overwrite_modelcol
False
output_dir
/mnt/condor/execute/dir_139905/working
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2022-07-16 05:15:47.043
End
2022-07-16 06:26:58.184
Duration
1:11:11.141
Note, WebLog generation is not included in the time.

CASA logs for stage 7