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 5.348 5.277/6.156 5.546 ± 0.7817
ea02 1342 1342/1342 1342 ± 0.000002295 5.795 5.244/6.556 5.778 ± 0.8722
ea04 1342 1342/1342 1342 ± 0.00004153 5.398 5.02/6.042 5.384 ± 0.7547
ea05 1342 1342/1342 1342 ± 0.00003476 5.426 5.054/6.406 5.651 ± 0.7873
ea06 1342 1342/1342 1342 ± 0.00003617 4.927 4.76/5.468 4.979 ± 0.6438
ea07 1342 1342/1342 1342 ± 0 5.898 5.449/6.117 5.703 ± 0.8259
ea08 1342 1342/1342 1342 ± 0 6.183 5.646/6.966 6.148 ± 1.047
ea09 1342 1342/1342 1342 ± 0.00003687 5.078 4.787/5.535 5.075 ± 0.5609
ea10 1342 1342/1342 1342 ± 0 5.746 5.185/6.51 5.686 ± 0.8493
ea11 1342 1342/1342 1342 ± 0 5.926 5.369/6.611 5.85 ± 0.9348
ea12 1342 1342/1342 1342 ± 0.00002983 5.67 5.392/6.536 5.735 ± 0.9125
ea13 1342 1342/1342 1342 ± 0.0000412 5.677 5.505/6.22 5.828 ± 0.7258
ea14 1342 1342/1342 1342 ± 0.0000271 6.613 5.952/7.129 6.21 ± 1.082
ea15 1342 1342/1342 1342 ± 0.0000423 5.544 5.286/6.365 5.685 ± 0.8939
ea16 1342 1342/1342 1342 ± 0.00002265 4.64 4.105/5.434 4.679 ± 0.7555
ea17 1342 1342/1342 1342 ± 0 6.049 5.55/7.136 6.012 ± 1.002
ea18 1342 1342/1342 1342 ± 0.000002408 5.004 4.783/5.63 5.049 ± 0.6298
ea19 1342 1342/1342 1342 ± 0.00004174 5.624 5.353/6.675 5.879 ± 0.8276
ea20 1342 1342/1342 1342 ± 0.00001693 5.967 5.754/7.111 6.154 ± 0.9866
ea21 1342 1342/1342 1342 ± 0.0000248 5.524 5.229/6.297 5.644 ± 0.8054
ea22 1342 1342/1342 1342 ± 0.00002661 5.362 5.11/6.457 5.63 ± 0.8525
ea23 1342 1342/1342 1342 ± 0 5.849 5.486/6.64 5.864 ± 0.9825
ea26 1342 1342/1342 1342 ± 0.00003549 5.522 5.344/6.456 5.731 ± 0.8094
ea27 1342 1342/1342 1342 ± 0 5.364 5.128/5.379 5.302 ± 0.168
ea28 1342 1342/1342 1342 ± 0 5.781 5.411/6.638 5.85 ± 0.9511
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 5.432 5.204/5.643 5.387 ± 0.3831
5 1342 1342/1342 1342 ± 0 5.424 5.235/5.55 5.321 ± 0.4976
6 1342 1342/1342 1342 ± 0 5.353 5.044/5.427 5.241 ± 0.4144
7 1342 1342/1342 1342 ± 0 5.323 5.113/5.474 5.259 ± 0.3537
8 1342 1342/1342 1342 ± 0 5.281 5.049/5.536 5.25 ± 0.3714
9 1342 1342/1342 1342 ± 0 5.551 5.322/5.846 5.519 ± 0.4035
10 1342 1342/1342 1342 ± 0 5.981 5.834/6.18 5.914 ± 0.4704
11 1342 1342/1342 1342 ± 0 6.243 5.982/6.516 6.177 ± 0.4642
12 1342 1342/1342 1342 ± 0 6.459 6.128/6.638 6.371 ± 0.4469
13 1342 1342/1342 1342 ± 0 6.799 6.562/7.13 6.754 ± 0.4627
14 1342 1342/1342 1342 ± 0 6.982 6.634/7.153 6.821 ± 0.5083
15 1342 1342/1342 1342 ± 0 6.622 6.418/6.882 6.523 ± 0.5215
16 1342 1342/1342 1342 ± 0.00005862 4.09 3.959/4.249 4.103 ± 0.2128
17 1342 1342/1342 1342 ± 0.00005729 4.178 4.019/4.354 4.207 ± 0.2757
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_69542/working
vis
/mnt/condor/execute/dir_69542/working/VLASS2.1.sb38497007.eb38561368.59068.10498711806_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2022-03-09 02:46:29.468
End
2022-03-09 03:57:34.616
Duration
1:11:05.148
Note, WebLog generation is not included in the time.

CASA logs for stage 7