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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.324 5.219/5.965 5.283 ± 0.9792
ea02 1342 1342/1342 1342 ± 0.00004322 5.755 5.357/6.427 5.616 ± 1.11
ea04 1342 1342/1342 1342 ± 0.00002232 5.445 5.001/6.068 5.363 ± 0.8882
ea05 1342 1342/1342 1342 ± 0.00002181 5.396 5.049/6.143 5.463 ± 0.809
ea06 1342 1342/1342 1342 ± 0.0000367 4.847 4.667/5.357 4.749 ± 0.7937
ea07 1342 1342/1342 1342 ± 0.00004376 5.751 5.378/6.175 5.532 ± 1.022
ea08 1342 1342/1342 1342 ± 0.00004355 5.804 5.486/6.675 5.746 ± 1.188
ea09 1342 1342/1342 1342 ± 0.000007295 5.57 5.043/6.091 5.429 ± 0.8194
ea10 1342 1342/1342 1342 ± 0.00004474 5.384 5.126/6.334 5.408 ± 1.037
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000398 5.401 5.266/6.57 5.591 ± 1.166
ea13 1342 1342/1342 1342 ± 0.00001579 5.783 5.428/6.398 5.76 ± 0.9221
ea14 1342 1342/1342 1342 ± 0.00000986 5.657 5.254/6.595 5.595 ± 1.1
ea15 1342 1342/1342 1342 ± 0.00001672 5.333 5.15/6.249 5.474 ± 1.06
ea16 1342 1342/1342 1342 ± 0.00002288 5.83 5.424/6.307 5.61 ± 1.084
ea17 1342 1342/1342 1342 ± 0.00004542 5.845 5.416/6.574 5.716 ± 1.16
ea18 1342 1342/1342 1342 ± 0.00004314 4.933 4.616/5.808 4.943 ± 0.9039
ea19 1342 1342/1342 1342 ± 0.000003411 5.65 5.381/6.514 5.735 ± 0.9045
ea20 1342 1342/1342 1342 ± 0.0000431 5.822 5.705/7.015 5.942 ± 1.288
ea21 1342 1342/1342 1342 ± 0.00001532 5.484 5.302/6.239 5.453 ± 0.9202
ea22 1342 1342/1342 1342 ± 0.00003749 5.346 5.093/6.219 5.362 ± 0.9775
ea23 1342 1342/1342 1342 ± 0.0000419 5.58 5.497/6.468 5.641 ± 1.127
ea25 1342 1342/1342 1342 ± 0.00004409 5.385 5.236/6.207 5.387 ± 1.043
ea27 1342 1342/1342 1342 ± 0.00004452 5.454 5.183/6.351 5.43 ± 1.061
ea28 1342 1342/1342 1342 ± 0.00004601 5.564 5.419/6.521 5.563 ± 1.146
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 ± 0.0000244 5.462 5.26/5.623 5.422 ± 0.2644
3 1342 1342/1342 1342 ± 0.00004117 5.355 5.044/5.61 5.334 ± 0.4105
5 1342 1342/1342 1342 ± 0.00002544 5.351 5.187/5.515 5.322 ± 0.2965
6 1342 1342/1342 1342 ± 0.0000244 5.333 5.143/5.427 5.283 ± 0.2733
7 1342 1342/1342 1342 ± 0.0000244 5.317 5.143/5.442 5.292 ± 0.2582
8 1342 1342/1342 1342 ± 0.0000244 5.324 5.148/5.445 5.284 ± 0.2849
9 1342 1342/1342 1342 ± 0.0000244 5.56 5.364/5.773 5.509 ± 0.3275
10 1342 1342/1342 1342 ± 0.00002439 6.066 5.853/6.186 6.004 ± 0.327
11 1342 1342/1342 1342 ± 0.00002439 6.281 6.161/6.483 6.275 ± 0.3423
12 1342 1342/1342 1342 ± 0.00002439 6.494 6.332/6.673 6.471 ± 0.3529
13 1342 1342/1342 1342 ± 0.00002469 6.602 6.387/6.833 6.586 ± 0.3839
14 1342 1342/1342 1342 ± 0.00004059 5.962 5.681/6.388 6.069 ± 0.5594
15 1342 1342/1342 1342 ± 0.00002441 6.752 6.52/6.987 6.663 ± 0.4967
16 1342 1342/1342 1342 ± 0.00005737 3.198 3.044/3.454 3.262 ± 0.2994
17 1342 1342/1342 1342 ± 0.00005906 3.31 3.152/3.546 3.386 ± 0.3268
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
output_dir
 
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-26 16:08:34.673
End
2024-11-26 16:54:14.214
Duration
0:45:39.541
Note, WebLog generation is not included in the time.

CASA logs for stage 8