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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.311 5.142/5.892 5.399 ± 0.676
ea02 1342 1342/1342 1342 ± 0.00004291 5.866 5.202/6.324 5.645 ± 0.8878
ea03 1342 1342/1342 1342 ± 0 4.887 4.656/5.893 5.133 ± 0.6846
ea04 1342 1342/1342 1342 ± 0 5.327 5.066/6.099 5.444 ± 0.7555
ea05 1342 1342/1342 1342 ± 0.000009577 5.403 5.09/6.293 5.559 ± 0.7689
ea06 1342 1342/1342 1342 ± 0 4.376 4.146/4.898 4.437 ± 0.4822
ea07 1342 1342/1342 1342 ± 0.00004321 5.592 5.131/6.065 5.524 ± 0.7572
ea08 1342 1342/1342 1342 ± 0.00004336 5.798 5.383/6.609 5.807 ± 0.9167
ea09 1342 1342/1342 1342 ± 0.000003506 5.3 4.974/6.136 5.415 ± 0.8101
ea10 1342 1342/1342 1342 ± 0.00004419 5.5 5.122/6.496 5.597 ± 0.8494
ea11 1342 1342/1342 1342 ± 0 5.571 4.962/6.37 5.635 ± 0.8996
ea12 1342 1342/1342 1342 ± 0.00001171 5.517 5.271/6.542 5.7 ± 0.9413
ea13 1342 1342/1342 1342 ± 0.00001501 5.799 5.363/6.249 5.765 ± 0.7202
ea14 1342 1342/1342 1342 ± 0.00001019 5.486 5.087/6.273 5.522 ± 0.7866
ea15 1342 1342/1342 1342 ± 0 3.73 3.525/4.566 3.955 ± 0.6865
ea16 1342 1342/1342 1342 ± 0.0000225 5.71 5.409/6.543 5.733 ± 0.8685
ea17 1342 1342/1342 1342 ± 0 6 5.488/7.243 6.151 ± 0.971
ea18 1342 1342/1342 1342 ± 0.00004069 4.694 4.383/5.461 4.802 ± 0.6287
ea19 1342 1342/1342 1342 ± 0 5.325 5.108/6.199 5.498 ± 0.7163
ea20 1342 1342/1342 1342 ± 0 5.815 5.731/6.954 6.068 ± 0.9312
ea21 1342 1342/1342 1342 ± 0.00001897 5.427 4.95/6.199 5.48 ± 0.7861
ea23 1342 1342/1342 1342 ± 0.00003268 5.363 5.113/5.489 5.184 ± 0.5664
ea24 1342 1342/1342 1342 ± 0.00004235 5.522 5.164/6.369 5.554 ± 0.7976
ea25 1342 1342/1342 1342 ± 0.00004309 5.396 5.11/6.025 5.41 ± 0.7862
ea26 1342 1342/1342 1342 ± 0.00002142 5.755 5.34/6.637 5.804 ± 0.8654
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004528 5.257 5.069/6.072 5.35 ± 0.7471
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 ± 0.0000235 5.261 4.962/5.397 5.133 ± 0.4366
5 1342 1342/1342 1342 ± 0.0000235 5.314 5.044/5.465 5.202 ± 0.5194
6 1342 1342/1342 1342 ± 0.0000235 5.121 4.949/5.333 5.073 ± 0.4699
7 1342 1342/1342 1342 ± 0.0000235 5.162 5.068/5.367 5.129 ± 0.4648
8 1342 1342/1342 1342 ± 0.0000235 5.233 5.108/5.367 5.145 ± 0.4733
9 1342 1342/1342 1342 ± 0.0000235 5.527 5.276/5.739 5.415 ± 0.5046
10 1342 1342/1342 1342 ± 0.0000235 5.944 5.643/6.112 5.758 ± 0.5722
11 1342 1342/1342 1342 ± 0.0000235 6.138 5.927/6.328 6.042 ± 0.5238
12 1342 1342/1342 1342 ± 0.0000235 6.309 6.081/6.556 6.218 ± 0.5596
13 1342 1342/1342 1342 ± 0.00002361 6.464 6.228/6.731 6.42 ± 0.549
14 1342 1342/1342 1342 ± 0.00002995 6.192 5.818/6.592 6.221 ± 0.6553
15 1342 1342/1342 1342 ± 0.00002353 6.487 6.212/6.867 6.393 ± 0.6614
16 1342 1342/1342 1342 ± 0.00006048 4.03 3.872/4.186 3.989 ± 0.3262
17 1342 1342/1342 1342 ± 0.00005897 4.095 3.974/4.226 4.066 ± 0.2902
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
Start time
2025-01-11 10:43:12.111
End
2025-01-11 11:35:01.083
Duration
0:51:48.972
Note, WebLog generation is not included in the time.

CASA logs for stage 8