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

Statwt Summary Plot

VLASS2.1.sb38542200.eb38575552.59076.152969456016_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 5.22 5.092/5.843 5.234 ± 0.82
ea02 1342 1342/1342 1342 ± 0.00004512 5.743 5.321/6.567 5.677 ± 0.9704
ea04 1342 1342/1342 1342 ± 0.00002602 5.104 4.965/5.859 5.18 ± 0.9288
ea05 1342 1342/1342 1342 ± 0.00001139 5.476 5.101/6.2 5.544 ± 0.7608
ea06 1342 1342/1342 1342 ± 0.0000333 4.807 4.653/5.267 4.719 ± 0.7327
ea07 1342 1342/1342 1342 ± 0.00003872 5.583 5.278/6.049 5.536 ± 0.7484
ea08 1342 1342/1342 1342 ± 0.00004211 5.81 5.521/6.752 5.855 ± 1.067
ea09 1342 1342/1342 1342 ± 0.00001318 5.162 4.893/5.966 5.344 ± 0.751
ea10 1342 1342/1342 1342 ± 0.00003945 5.459 5.066/6.24 5.506 ± 0.8185
ea11 1342 1342/1342 1342 ± 0.00004269 5.702 5.1/6.352 5.496 ± 0.9526
ea12 1342 1342/1342 1342 ± 0.00003825 5.473 5.253/6.485 5.559 ± 1.027
ea13 1342 1342/1342 1342 ± 0.00001132 5.823 5.655/6.321 5.874 ± 0.8062
ea14 1342 1342/1342 1342 ± 0.00001372 5.504 5.232/6.496 5.609 ± 0.868
ea15 1342 1342/1342 1342 ± 0.00002192 5.153 5.086/6.181 5.348 ± 1.055
ea16 1342 1342/1342 1342 ± 0.00001897 5.784 5.385/6.356 5.702 ± 0.9263
ea17 1342 1342/1342 1342 ± 0.00004444 5.731 5.398/6.511 5.743 ± 1.004
ea18 1342 1342/1342 1342 ± 0.00004263 4.942 4.604/5.485 4.901 ± 0.727
ea19 1342 1342/1342 1342 ± 0.00000223 5.741 5.478/6.446 5.783 ± 0.7828
ea20 1342 1342/1342 1342 ± 0.00004304 5.759 5.664/6.774 5.862 ± 1.096
ea21 1342 1342/1342 1342 ± 0.00001549 5.442 5.304/6.2 5.476 ± 0.8082
ea22 1342 1342/1342 1342 ± 0.00002744 5.363 5.088/6.348 5.489 ± 0.8926
ea23 1342 1342/1342 1342 ± 0.00003712 5.488 5.371/6.339 5.584 ± 0.9196
ea25 1342 1342/1342 1342 ± 0.00004231 5.309 5.202/6.133 5.397 ± 0.8729
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004318 5.579 5.34/6.413 5.597 ± 0.9569
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 ± 0.00002439 5.378 5.16/5.554 5.366 ± 0.2488
3 1342 1342/1342 1342 ± 0.00002913 4.951 4.732/5.221 5.009 ± 0.4152
5 1342 1342/1342 1342 ± 0.00002516 5.344 5.17/5.482 5.307 ± 0.3271
6 1342 1342/1342 1342 ± 0.00002439 5.268 5.072/5.431 5.25 ± 0.2845
7 1342 1342/1342 1342 ± 0.00002439 5.255 5.145/5.463 5.279 ± 0.2474
8 1342 1342/1342 1342 ± 0.00002439 5.317 5.071/5.419 5.245 ± 0.2747
9 1342 1342/1342 1342 ± 0.00002439 5.607 5.402/5.75 5.524 ± 0.33
10 1342 1342/1342 1342 ± 0.00002439 6.048 5.839/6.097 5.942 ± 0.331
11 1342 1342/1342 1342 ± 0.00002439 6.286 6.102/6.401 6.211 ± 0.3404
12 1342 1342/1342 1342 ± 0.00002439 6.445 6.203/6.588 6.386 ± 0.3528
13 1342 1342/1342 1342 ± 0.00002445 6.67 6.365/6.812 6.555 ± 0.3741
14 1342 1342/1342 1342 ± 0.00003046 6.259 5.801/6.612 6.218 ± 0.511
15 1342 1342/1342 1342 ± 0.00002458 6.536 6.286/6.76 6.443 ± 0.4705
16 1342 1342/1342 1342 ± 0.00005882 3.589 3.34/3.859 3.592 ± 0.3616
17 1342 1342/1342 1342 ± 0.00006046 3.758 3.578/3.978 3.781 ± 0.3172
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38542200.eb38575552.59076.152969456016_split_split.ms flagged by statwt flagging agents
vis
VLASS2.1.sb38542200.eb38575552.59076.152969456016_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-01-02 12:20:54.679
End
2024-01-02 13:10:28.224
Duration
0:49:33.545
Note, WebLog generation is not included in the time.

CASA logs for stage 7