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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.265 5.116/5.902 5.18 ± 1.055
ea02 1342 1342/1342 1342 ± 0.00004325 5.665 5.292/6.358 5.477 ± 1.204
ea03 1342 1342/1342 1342 ± 0.000003201 4.987 4.679/5.857 5.058 ± 0.8796
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001418 5.553 5.172/6.22 5.455 ± 0.9515
ea06 1342 1342/1342 1342 ± 0.00004264 4.576 4.468/5.069 4.469 ± 0.8248
ea07 1342 1342/1342 1342 ± 0.00004394 5.635 5.332/6.171 5.429 ± 1.131
ea08 1342 1342/1342 1342 ± 0.00004524 5.902 5.51/6.685 5.726 ± 1.27
ea09 1342 1342/1342 1342 ± 0.00001396 5.575 5.187/6.218 5.5 ± 0.9075
ea10 1342 1342/1342 1342 ± 0.00004503 5.45 5.173/6.388 5.424 ± 1.187
ea11 1342 1342/1342 1342 ± 0.000043 5.483 5.02/6.425 5.304 ± 1.19
ea12 1342 1342/1342 1342 ± 0.00004272 5.512 5.274/6.536 5.548 ± 1.283
ea13 1342 1342/1342 1342 ± 0.0000183 5.939 5.676/6.53 5.807 ± 1.08
ea14 1342 1342/1342 1342 ± 0.00001801 6.209 5.039/6.465 5.426 ± 1.463
ea15 1342 1342/1342 1342 ± 0.00003546 5.384 5.258/6.367 5.535 ± 1.242
ea16 1342 1342/1342 1342 ± 0.00002581 5.793 5.492/6.423 5.631 ± 1.17
ea17 1342 1342/1342 1342 ± 0.00004687 5.943 5.56/6.622 5.736 ± 1.28
ea18 1342 1342/1342 1342 ± 0.00004269 4.779 4.486/5.372 4.664 ± 0.932
ea19 1342 1342/1342 1342 ± 0.000006907 5.45 5.165/6.108 5.389 ± 0.9143
ea20 1342 1342/1342 1342 ± 0.00004268 5.698 5.528/6.872 5.723 ± 1.325
ea21 1342 1342/1342 1342 ± 0.0000198 5.488 5.273/6.289 5.409 ± 1.021
ea22 1342 1342/1342 1342 ± 0.00003999 5.386 5.072/6.17 5.344 ± 1.124
ea23 1342 1342/1342 1342 ± 0.00004267 5.554 5.425/6.427 5.538 ± 1.205
ea25 1342 1342/1342 1342 ± 0.00004611 5.369 5.214/6.184 5.301 ± 1.138
ea26 1342 1342/1342 1342 ± 0.00002281 5.742 5.625/6.575 5.762 ± 1.158
ea27 1342 1342/1342 1342 ± 0.00004666 5.365 5.117/6.332 5.302 ± 1.149
ea28 1342 1342/1342 1342 ± 0.00004661 5.481 5.361/6.432 5.467 ± 1.185
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 ± 0.00002405 5.307 5.084/5.594 5.317 ± 0.3347
5 1342 1342/1342 1342 ± 0.00002405 5.35 5.164/5.6 5.333 ± 0.4148
6 1342 1342/1342 1342 ± 0.00002405 5.339 5.162/5.453 5.266 ± 0.329
7 1342 1342/1342 1342 ± 0.00002405 5.291 5.136/5.511 5.292 ± 0.3108
8 1342 1342/1342 1342 ± 0.00002405 5.308 5.167/5.492 5.286 ± 0.3369
9 1342 1342/1342 1342 ± 0.00002405 5.526 5.356/5.757 5.479 ± 0.3543
10 1342 1342/1342 1342 ± 0.0000236 6.078 5.842/6.201 5.994 ± 0.3673
11 1342 1342/1342 1342 ± 0.0000236 6.374 6.183/6.435 6.264 ± 0.3695
12 1342 1342/1342 1342 ± 0.0000236 6.523 6.353/6.656 6.462 ± 0.3971
13 1342 1342/1342 1342 ± 0.0000239 6.5 6.298/6.788 6.484 ± 0.4332
14 1342 1342/1342 1342 ± 0.00004452 5.639 5.324/6.003 5.784 ± 0.6311
15 1342 1342/1342 1342 ± 0.00002361 6.788 6.457/7.002 6.645 ± 0.5602
16 1342 1342/1342 1342 ± 0.00005611 2.935 2.723/3.175 2.947 ± 0.3122
17 1342 1342/1342 1342 ± 0.00005716 2.975 2.79/3.239 3.029 ± 0.3331
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
Start time
2024-11-02 04:16:45.919
End
2024-11-02 05:09:59.286
Duration
0:53:13.366
Note, WebLog generation is not included in the time.

CASA logs for stage 8