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

Statwt Summary Plot

VLASS2.1.sb38499285.eb38509861.59047.50492306713_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 5.264 5.113/5.88 5.341 ± 0.7593
ea02 1342 1342/1342 1342 ± 0.00004262 5.643 5.162/6.377 5.588 ± 0.8503
ea04 1342 1342/1342 1342 ± 0 5.327 4.902/5.851 5.23 ± 0.7583
ea05 1342 1342/1342 1342 ± 0.000008987 5.453 5.047/6.296 5.56 ± 0.7525
ea06 1342 1342/1342 1342 ± 0.000002269 5.261 4.961/6.02 5.294 ± 0.8647
ea07 1342 1342/1342 1342 ± 0.00004278 5.6 5.205/5.983 5.446 ± 0.7706
ea08 1342 1342/1342 1342 ± 0.00004289 5.638 5.387/6.603 5.786 ± 0.9244
ea09 1342 1342/1342 1342 ± 0.00001404 5.505 5.011/6.206 5.469 ± 0.7369
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.00004269 5.632 5.155/6.325 5.562 ± 0.9293
ea12 1342 1342/1342 1342 ± 0.000007055 5.457 5.157/6.302 5.501 ± 0.9857
ea13 1342 1342/1342 1342 ± 0.00001692 5.68 5.53/6.202 5.781 ± 0.711
ea14 1342 1342/1342 1342 ± 0.000004141 5.441 5.101/6.307 5.559 ± 0.7664
ea15 1342 1342/1342 1342 ± 0 5.331 5.115/6.204 5.51 ± 0.8676
ea16 1342 1342/1342 1342 ± 0.00002027 5.74 5.383/6.591 5.724 ± 0.8753
ea17 1342 1342/1342 1342 ± 0.0000435 5.775 5.383/6.459 5.737 ± 0.9146
ea18 1342 1342/1342 1342 ± 0.00003405 4.844 4.526/5.599 4.865 ± 0.7178
ea19 1342 1342/1342 1342 ± 0 5.661 5.43/6.543 5.791 ± 0.7593
ea20 1342 1342/1342 1342 ± 0.00001876 5.789 5.572/6.823 5.866 ± 1.093
ea21 1342 1342/1342 1342 ± 0.00001332 5.398 5.248/6.137 5.467 ± 0.7558
ea22 1342 1342/1342 1342 ± 0.00003086 5.34 5.076/6.326 5.5 ± 0.8077
ea23 1342 1342/1342 1342 ± 0.00005036 6.118 5.519/6.37 5.709 ± 1.012
ea24 1342 1342/1342 1342 ± 0.000006361 5.138 4.817/6.047 5.354 ± 0.6513
ea25 1342 1342/1342 1342 ± 0.00004272 5.39 5.17/6.193 5.433 ± 0.8303
ea26 1342 1342/1342 1342 ± 0.00002187 5.685 5.471/6.76 5.911 ± 0.8539
ea27 1342 1342/1342 1342 ± 0.00004434 5.414 5.089/6.326 5.477 ± 0.8523
ea28 1342 1342/1342 1342 ± 0.00004319 5.6 5.38/6.41 5.662 ± 0.8702
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 ± 0.000024 5.351 5.18/5.534 5.348 ± 0.2447
5 1342 1342/1342 1342 ± 0.000024 5.224 5.066/5.413 5.227 ± 0.3077
6 1342 1342/1342 1342 ± 0.000024 5.264 5.056/5.39 5.218 ± 0.2517
7 1342 1342/1342 1342 ± 0.000024 5.235 5.074/5.41 5.248 ± 0.2359
8 1342 1342/1342 1342 ± 0.000024 5.252 5.045/5.385 5.214 ± 0.2655
9 1342 1342/1342 1342 ± 0.00002426 5.503 5.32/5.688 5.472 ± 0.2699
10 1342 1342/1342 1342 ± 0.00002355 5.919 5.775/6.021 5.88 ± 0.2836
11 1342 1342/1342 1342 ± 0.00002355 6.19 6.055/6.329 6.172 ± 0.2667
12 1342 1342/1342 1342 ± 0.00002355 6.327 6.172/6.476 6.336 ± 0.2973
13 1342 1342/1342 1342 ± 0.00002355 6.578 6.409/6.771 6.562 ± 0.3013
14 1342 1342/1342 1342 ± 0.00002707 6.381 6.162/6.653 6.416 ± 0.3624
15 1342 1342/1342 1342 ± 0.00002355 6.52 6.291/6.692 6.47 ± 0.3301
16 1342 1342/1342 1342 ± 0.00006103 3.874 3.691/4.169 3.935 ± 0.309
17 1342 1342/1342 1342 ± 0.00006029 4.019 3.826/4.238 4.021 ± 0.3123
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-11-07 18:15:39.219
End
2024-11-07 19:14:22.679
Duration
0:58:43.461
Note, WebLog generation is not included in the time.

CASA logs for stage 8