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 5.366 5.223/5.924 5.417 ± 0.7239
ea02 1342 1342/1342 1342 ± 0.00004294 5.833 5.305/6.383 5.658 ± 0.8821
ea03 1342 1342/1342 1342 ± 0.000002392 4.908 4.569/5.713 5.038 ± 0.7057
ea04 1342 1342/1342 1342 ± 0.000005476 5.342 5.084/6.029 5.394 ± 0.8424
ea05 1342 1342/1342 1342 ± 0.00001032 5.421 5.116/6.342 5.577 ± 0.8112
ea06 1342 1342/1342 1342 ± 0 4.281 4.12/4.84 4.344 ± 0.5219
ea07 1342 1342/1342 1342 ± 0.00004291 5.601 5.314/6.149 5.571 ± 0.7874
ea08 1342 1342/1342 1342 ± 0.00004456 5.838 5.453/6.63 5.818 ± 0.9543
ea09 1342 1342/1342 1342 ± 0.000002674 5.39 5.051/5.981 5.417 ± 0.7731
ea10 1342 1342/1342 1342 ± 0.00004437 5.562 5.249/6.542 5.647 ± 0.9044
ea11 1342 1342/1342 1342 ± 0 5.573 4.98/6.331 5.59 ± 0.9508
ea12 1342 1342/1342 1342 ± 0.00002654 5.512 5.282/6.551 5.686 ± 0.9755
ea13 1342 1342/1342 1342 ± 0.00001794 5.876 5.518/6.26 5.732 ± 0.7841
ea14 1342 1342/1342 1342 ± 0.00001026 5.527 5.023/6.147 5.505 ± 0.8618
ea15 1342 1342/1342 1342 ± 0 3.727 3.56/4.566 3.934 ± 0.7389
ea16 1342 1342/1342 1342 ± 0.00001872 5.847 5.419/6.559 5.75 ± 0.9354
ea17 1342 1342/1342 1342 ± 0 6.033 5.582/7.241 6.115 ± 1.047
ea18 1342 1342/1342 1342 ± 0.00004226 4.721 4.439/5.388 4.78 ± 0.6072
ea19 1342 1342/1342 1342 ± 0 5.368 5.097/6.235 5.527 ± 0.7552
ea20 1342 1342/1342 1342 ± 0 5.841 5.777/6.996 6.038 ± 1.017
ea21 1342 1342/1342 1342 ± 0.00001638 5.523 5.025/6.305 5.53 ± 0.8698
ea23 1342 1342/1342 1342 ± 0.00003559 5.381 5.292/5.505 5.191 ± 0.6568
ea24 1342 1342/1342 1342 ± 0.0000382 5.474 5.138/6.263 5.487 ± 0.7944
ea25 1342 1342/1342 1342 ± 0.00004439 5.485 5.16/6.024 5.429 ± 0.8189
ea26 1342 1342/1342 1342 ± 0.00002539 5.769 5.441/6.522 5.782 ± 0.9019
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004669 5.271 5.121/6.082 5.369 ± 0.7829
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 ± 0.00002351 5.303 5.005/5.474 5.177 ± 0.4491
5 1342 1342/1342 1342 ± 0.00002351 5.344 5.06/5.51 5.25 ± 0.5213
6 1342 1342/1342 1342 ± 0.00002351 5.284 4.974/5.441 5.121 ± 0.4871
7 1342 1342/1342 1342 ± 0.00002351 5.258 5.095/5.454 5.176 ± 0.4796
8 1342 1342/1342 1342 ± 0.00002351 5.268 5.126/5.418 5.179 ± 0.4894
9 1342 1342/1342 1342 ± 0.00002351 5.528 5.286/5.797 5.439 ± 0.5271
10 1342 1342/1342 1342 ± 0.00002351 5.919 5.652/6.14 5.777 ± 0.5848
11 1342 1342/1342 1342 ± 0.00002351 6.139 5.977/6.309 6.053 ± 0.5287
12 1342 1342/1342 1342 ± 0.00002351 6.316 6.136/6.563 6.243 ± 0.5734
13 1342 1342/1342 1342 ± 0.00002377 6.546 6.265/6.772 6.443 ± 0.5588
14 1342 1342/1342 1342 ± 0.00003351 6.132 5.679/6.576 6.167 ± 0.6656
15 1342 1342/1342 1342 ± 0.00002353 6.503 6.189/6.857 6.35 ± 0.7219
16 1342 1342/1342 1342 ± 0.00006081 3.835 3.692/3.958 3.778 ± 0.3055
17 1342 1342/1342 1342 ± 0.00005885 3.972 3.865/4.082 3.929 ± 0.2954
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-11 11:13:30.443
End
2025-01-11 12:19:09.396
Duration
1:05:38.953
Note, WebLog generation is not included in the time.

CASA logs for stage 8