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 5.358 5.143/5.909 5.401 ± 0.7866
ea02 1342 1342/1342 1342 ± 0.00004313 5.829 5.291/6.563 5.68 ± 0.9549
ea04 1342 1342/1342 1342 ± 0.00003217 5.246 4.866/5.717 5.175 ± 0.776
ea05 1342 1342/1342 1342 ± 0.00000772 5.442 4.945/6.085 5.44 ± 0.7355
ea06 1342 1342/1342 1342 ± 0.000002129 5.186 4.934/5.874 5.203 ± 0.8199
ea07 1342 1342/1342 1342 ± 0.00004348 5.851 5.378/6.072 5.561 ± 0.8111
ea08 1342 1342/1342 1342 ± 0.0000441 5.993 5.49/6.747 5.872 ± 1.022
ea09 1342 1342/1342 1342 ± 0.000007972 5.333 4.988/6.123 5.463 ± 0.7076
ea10 1342 1342/1342 1342 ± 0.00004434 5.157 4.765/5.856 5.116 ± 0.7465
ea11 1342 1342/1342 1342 ± 0.00004467 5.917 5.324/6.486 5.702 ± 1.018
ea12 1342 1342/1342 1342 ± 0.000007711 5.612 5.221/6.251 5.515 ± 1.007
ea13 1342 1342/1342 1342 ± 0.00001169 5.814 5.609/6.268 5.841 ± 0.7458
ea14 1342 1342/1342 1342 ± 0.000003476 5.422 5.189/6.357 5.585 ± 0.7739
ea15 1342 1342/1342 1342 ± 0 5.317 5.063/6.082 5.42 ± 0.8414
ea16 1342 1342/1342 1342 ± 0.00002234 5.761 5.393/6.476 5.723 ± 0.8895
ea17 1342 1342/1342 1342 ± 0.0000451 5.963 5.48/6.525 5.854 ± 0.9784
ea18 1342 1342/1342 1342 ± 0.00003215 4.936 4.626/5.6 4.947 ± 0.754
ea19 1342 1342/1342 1342 ± 0 5.61 5.392/6.323 5.691 ± 0.7388
ea20 1342 1342/1342 1342 ± 0.00001792 5.84 5.708/6.857 5.927 ± 1.148
ea21 1342 1342/1342 1342 ± 0.00001509 5.319 5.211/6.043 5.392 ± 0.7351
ea22 1342 1342/1342 1342 ± 0.00002861 5.446 5.074/6.317 5.542 ± 0.8303
ea23 1342 1342/1342 1342 ± 0.00005086 6.307 5.667/6.53 5.823 ± 1.065
ea24 1342 1342/1342 1342 ± 0.000003886 4.996 4.836/6.069 5.356 ± 0.6579
ea25 1342 1342/1342 1342 ± 0.00004482 5.577 5.292/6.267 5.543 ± 0.8929
ea26 1342 1342/1342 1342 ± 0.00001717 5.727 5.43/6.834 5.922 ± 0.8746
ea27 1342 1342/1342 1342 ± 0.00004625 5.645 5.16/6.485 5.585 ± 0.9466
ea28 1342 1342/1342 1342 ± 0.00004355 5.798 5.475/6.573 5.733 ± 0.9038
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 ± 0.0000281 5.436 5.169/5.724 5.431 ± 0.3003
3 1342 1342/1342 1342 ± 0.00003122 5.072 4.91/5.275 5.084 ± 0.2777
5 1342 1342/1342 1342 ± 0.00002395 5.29 5.083/5.498 5.3 ± 0.28
6 1342 1342/1342 1342 ± 0.00002352 5.383 5.025/5.494 5.29 ± 0.2775
7 1342 1342/1342 1342 ± 0.00002355 5.331 5.106/5.55 5.308 ± 0.2669
8 1342 1342/1342 1342 ± 0.00002355 5.291 5.067/5.417 5.249 ± 0.3023
9 1342 1342/1342 1342 ± 0.00002405 5.574 5.286/5.805 5.534 ± 0.3003
10 1342 1342/1342 1342 ± 0.00002313 5.992 5.701/6.141 5.929 ± 0.3104
11 1342 1342/1342 1342 ± 0.00002313 6.267 6.045/6.432 6.221 ± 0.2966
12 1342 1342/1342 1342 ± 0.00002313 6.342 6.156/6.604 6.376 ± 0.3294
13 1342 1342/1342 1342 ± 0.00002318 6.6 6.286/6.788 6.556 ± 0.3385
14 1342 1342/1342 1342 ± 0.0000265 6.284 6.074/6.649 6.336 ± 0.4252
15 1342 1342/1342 1342 ± 0.00002313 6.496 6.16/6.751 6.444 ± 0.3986
16 1342 1342/1342 1342 ± 0.00006103 3.814 3.633/4.1 3.878 ± 0.3091
17 1342 1342/1342 1342 ± 0.00006042 3.945 3.756/4.139 3.95 ± 0.3033
vis
VLASS2.1.sb38499285.eb38509861.59047.50492306713_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2024-11-07 17:11:06.418
End
2024-11-07 18:09:38.823
Duration
0:58:32.405
Note, WebLog generation is not included in the time.

CASA logs for stage 8