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

Statwt Summary Plot

VLASS2.1.sb38664748.eb38688475.59125.74132475695_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 5.267 5.015/5.865 5.356 ± 0.6784
ea02 1342 1342/1342 1342 ± 0.00003832 5.862 5.303/6.495 5.784 ± 0.8364
ea03 1342 1342/1342 1342 ± 0.00001731 4.997 4.59/5.834 5.1 ± 0.7308
ea04 1342 1342/1342 1342 ± 0.00003194 5.214 5.013/6.055 5.385 ± 0.7327
ea05 1342 1342/1342 1342 ± 0.00002148 5.397 5.023/6.209 5.512 ± 0.7594
ea06 1342 1342/1342 1342 ± 0.00003581 4.977 4.797/5.486 5.013 ± 0.6151
ea07 1342 1342/1342 1342 ± 0.00003641 5.784 5.305/6.223 5.696 ± 0.7945
ea08 1342 1342/1342 1342 ± 0.00003573 6.015 5.497/6.755 6.014 ± 0.8832
ea09 1342 1342/1342 1342 ± 0.00002201 5.409 5.145/6.296 5.5 ± 0.8176
ea10 1342 1342/1342 1342 ± 0.00003765 5.715 5.115/6.559 5.655 ± 0.8854
ea11 1342 1342/1342 1342 ± 0.00004025 5.686 4.984/6.299 5.544 ± 0.8386
ea12 1342 1342/1342 1342 ± 0.00003761 5.463 5.132/6.322 5.576 ± 0.8296
ea13 1342 1342/1342 1342 ± 0.00002142 5.805 5.559/6.409 5.835 ± 0.8276
ea14 1342 1342/1342 1342 ± 0.00002881 5.501 5.069/6.332 5.595 ± 0.8383
ea15 1342 1342/1342 1342 ± 0.00002893 5.505 5.144/6.279 5.584 ± 0.8994
ea16 1342 1342/1342 1342 ± 0.00002663 5.893 5.441/6.724 5.925 ± 0.9479
ea17 1342 1342/1342 1342 ± 0.00004493 5.985 5.455/6.789 5.984 ± 0.9449
ea18 1342 1342/1342 1342 ± 0.00003981 4.807 4.499/5.386 4.85 ± 0.5955
ea19 1342 1342/1342 1342 ± 0.0000219 5.468 5.257/6.411 5.661 ± 0.7871
ea21 1342 1342/1342 1342 ± 0.00002332 5.549 5.095/6.297 5.6 ± 0.7873
ea22 1342 1342/1342 1342 ± 0.00003725 5.411 4.926/6.268 5.544 ± 0.8153
ea23 1342 1342/1342 1342 ± 0.00003616 5.774 5.271/6.552 5.799 ± 0.8896
ea25 1342 1342/1342 1342 ± 0.00004323 5.524 5.09/6.224 5.501 ± 0.7862
ea26 1342 1342/1342 1342 ± 0.0000301 5.786 5.418/6.773 5.83 ± 0.9349
ea27 1342 1342/1342 1342 ± 0.0000396 5.468 5.041/6.326 5.539 ± 0.801
ea28 1342 1342/1342 1342 ± 0.0000392 5.351 5.153/6.103 5.496 ± 0.7467
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 ± 0.00002368 5.138 4.994/5.322 5.125 ± 0.2376
5 1342 1342/1342 1342 ± 0.00002383 5.119 4.979/5.323 5.151 ± 0.2946
6 1342 1342/1342 1342 ± 0.00002368 5.211 5.063/5.365 5.21 ± 0.2956
7 1342 1342/1342 1342 ± 0.00002368 5.18 5.116/5.331 5.213 ± 0.2489
8 1342 1342/1342 1342 ± 0.00002368 5.237 5.022/5.399 5.198 ± 0.2738
9 1342 1342/1342 1342 ± 0.00002368 5.508 5.354/5.789 5.522 ± 0.3113
10 1342 1342/1342 1342 ± 0.00002368 5.93 5.75/6.109 5.894 ± 0.3142
11 1342 1342/1342 1342 ± 0.00002368 6.226 6.082/6.393 6.186 ± 0.3079
12 1342 1342/1342 1342 ± 0.00002368 6.357 6.222/6.548 6.344 ± 0.3214
13 1342 1342/1342 1342 ± 0.0000247 6.594 6.411/6.718 6.546 ± 0.3674
14 1342 1342/1342 1342 ± 0.00003572 6.499 6.167/6.743 6.421 ± 0.4478
15 1342 1342/1342 1342 ± 0.00002887 6.571 6.352/6.83 6.544 ± 0.4547
16 1342 1342/1342 1342 ± 0.00005552 3.856 3.722/4 3.853 ± 0.23
17 1342 1342/1342 1342 ± 0.00005684 4.021 3.881/4.181 4.024 ± 0.2565
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38664748.eb38688475.59125.74132475695_split_split.ms
Start time
2025-02-06 23:08:10.002
End
2025-02-06 23:34:14.754
Duration
0:26:04.752
Note, WebLog generation is not included in the time.

CASA logs for stage 8