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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.237 5.12/5.99 5.302 ± 0.844
ea02 1342 1342/1342 1342 ± 0.00004316 5.759 5.241/6.493 5.67 ± 1.01
ea05 1342 1342/1342 1342 ± 0.00001567 5.347 4.959/6.268 5.482 ± 0.8506
ea06 1342 1342/1342 1342 ± 0.000009773 4.855 4.554/5.227 4.756 ± 0.6756
ea07 1342 1342/1342 1342 ± 0.00004332 5.665 5.209/5.921 5.403 ± 0.8648
ea08 1342 1342/1342 1342 ± 0.00004383 5.954 5.458/6.781 5.917 ± 1.143
ea09 1342 1342/1342 1342 ± 0.00002363 5.18 4.82/5.73 5.121 ± 0.6954
ea10 1342 1342/1342 1342 ± 0.00004336 5.532 5.05/6.392 5.498 ± 0.971
ea11 1342 1342/1342 1342 ± 0.00004287 5.657 5.142/6.295 5.524 ± 1.016
ea12 1342 1342/1342 1342 ± 0.000009027 5.488 5.111/6.325 5.488 ± 0.9937
ea13 1342 1342/1342 1342 ± 0.00002235 5.669 5.5/6.234 5.745 ± 0.8162
ea14 1342 1342/1342 1342 ± 0.00003232 6.372 5.688/6.63 5.863 ± 1.083
ea15 1342 1342/1342 1342 ± 0.000004251 5.207 4.933/6.075 5.375 ± 0.9187
ea16 1342 1342/1342 1342 ± 0 5.034 4.919/5.209 4.998 ± 0.2462
ea17 1342 1342/1342 1342 ± 0.00004356 5.725 5.407/6.648 5.696 ± 1.08
ea18 1342 1342/1342 1342 ± 0.00003815 4.938 4.626/5.654 4.898 ± 0.8046
ea19 1342 1342/1342 1342 ± 0.000007377 5.604 5.329/6.477 5.735 ± 0.8478
ea20 1342 1342/1342 1342 ± 0.00002615 5.793 5.592/6.592 5.822 ± 1.141
ea21 1342 1342/1342 1342 ± 0.0000218 5.478 5.266/6.268 5.51 ± 0.854
ea22 1342 1342/1342 1342 ± 0.0000422 5.358 5.062/6.408 5.529 ± 0.9344
ea23 1342 1342/1342 1342 ± 0.00004216 5.636 5.305/6.458 5.615 ± 0.9663
ea25 1342 1342/1342 1342 ± 0 5.206 5.139/5.357 5.187 ± 0.1494
ea26 1342 1342/1342 1342 ± 0.00003675 5.503 5.36/6.416 5.639 ± 0.8625
ea27 1342 1342/1342 1342 ± 0.00004419 5.396 5.047/6.289 5.427 ± 0.9449
ea28 1342 1342/1342 1342 ± 0.00004326 5.579 5.298/6.487 5.634 ± 1.007
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 ± 0.00002444 5.305 5.158/5.528 5.3 ± 0.2933
3 1342 1342/1342 1342 ± 0.00003134 4.716 4.617/4.889 4.777 ± 0.276
5 1342 1342/1342 1342 ± 0.00002444 5.395 5.209/5.529 5.355 ± 0.3379
6 1342 1342/1342 1342 ± 0.00002444 5.202 5.038/5.339 5.183 ± 0.2609
7 1342 1342/1342 1342 ± 0.00002444 5.142 5.057/5.319 5.164 ± 0.2425
8 1342 1342/1342 1342 ± 0.00002444 5.241 4.962/5.356 5.145 ± 0.2788
9 1342 1342/1342 1342 ± 0.00002491 5.468 5.246/5.644 5.415 ± 0.3135
10 1342 1342/1342 1342 ± 0.00002495 5.933 5.68/6.056 5.841 ± 0.3409
11 1342 1342/1342 1342 ± 0.00002495 6.19 6.008/6.308 6.118 ± 0.3501
12 1342 1342/1342 1342 ± 0.00002495 6.401 6.074/6.49 6.311 ± 0.3609
13 1342 1342/1342 1342 ± 0.00002495 6.719 6.42/6.828 6.618 ± 0.3603
14 1342 1342/1342 1342 ± 0.00002684 6.595 6.242/6.852 6.53 ± 0.4559
15 1342 1342/1342 1342 ± 0.00002531 6.485 6.274/6.694 6.425 ± 0.469
16 1342 1342/1342 1342 ± 0.00005883 3.614 3.435/3.817 3.63 ± 0.2677
17 1342 1342/1342 1342 ± 0.00006033 3.786 3.595/3.983 3.803 ± 0.2759
overwrite_modelcol
False
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2025-04-13 17:36:52.562
End
2025-04-13 18:36:48.369
Duration
0:59:55.807
Note, WebLog generation is not included in the time.

CASA logs for stage 8