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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.116 5.029/5.85 5.298 ± 0.7289
ea02 1342 1342/1342 1342 ± 0.00003868 5.771 5.197/6.48 5.719 ± 0.9438
ea04 1342 1342/1342 1342 ± 0.00004164 5.125 4.793/5.823 5.051 ± 0.8491
ea05 1342 1342/1342 1342 ± 0.00001495 5.31 4.949/6.06 5.427 ± 0.7855
ea06 1342 1342/1342 1342 ± 0.00004135 5.026 4.803/5.556 4.976 ± 0.7857
ea07 1342 1342/1342 1342 ± 0.0000354 5.621 5.176/6.048 5.536 ± 0.7604
ea08 1342 1342/1342 1342 ± 0.00003336 5.917 5.45/6.712 6.003 ± 0.9417
ea09 1342 1342/1342 1342 ± 0.00003136 5.432 5.011/6.168 5.416 ± 0.7913
ea10 1342 1342/1342 1342 ± 0.00003893 5.51 4.953/6.171 5.393 ± 0.8183
ea11 1342 1342/1342 1342 ± 0.00004079 5.653 5.045/6.269 5.488 ± 0.8717
ea12 1342 1342/1342 1342 ± 0.00004105 5.357 5.04/6.156 5.426 ± 0.9299
ea13 1342 1342/1342 1342 ± 0.00002488 5.602 5.39/6.16 5.668 ± 0.7704
ea14 1342 1342/1342 1342 ± 0.00002766 5.57 5.127/6.443 5.598 ± 0.9519
ea15 1342 1342/1342 1342 ± 0.00003977 5.291 4.958/6.091 5.28 ± 1.03
ea16 1342 1342/1342 1342 ± 0.00002645 5.526 5.128/6.344 5.487 ± 0.9227
ea17 1342 1342/1342 1342 ± 0.00004225 5.798 5.263/6.546 5.764 ± 0.9338
ea18 1342 1342/1342 1342 ± 0.00004071 4.756 4.462/5.289 4.763 ± 0.663
ea19 1342 1342/1342 1342 ± 0.000006125 5.484 5.266/6.316 5.647 ± 0.8105
ea20 1342 1342/1342 1342 ± 0.00004036 5.698 5.536/6.535 5.753 ± 0.963
ea21 1342 1342/1342 1342 ± 0.00002313 5.354 5.105/6.119 5.401 ± 0.8481
ea22 1342 1342/1342 1342 ± 0.00003403 5.363 5.023/6.434 5.57 ± 0.9255
ea23 1342 1342/1342 1342 ± 0.00003101 5.659 5.24/6.369 5.664 ± 0.9628
ea25 1342 1342/1342 1342 ± 0.0000401 5.415 5.062/6.077 5.379 ± 0.7932
ea27 1342 1342/1342 1342 ± 0.00003973 5.322 4.949/6.224 5.397 ± 0.8076
ea28 1342 1342/1342 1342 ± 0.0000396 5.458 5.204/6.418 5.618 ± 0.9087
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 ± 0.00002469 5.235 5.052/5.439 5.208 ± 0.2465
5 1342 1342/1342 1342 ± 0.00002503 5.091 4.987/5.339 5.146 ± 0.344
6 1342 1342/1342 1342 ± 0.00002469 5.13 5.016/5.261 5.12 ± 0.2466
7 1342 1342/1342 1342 ± 0.00002469 5.112 5/5.231 5.116 ± 0.2052
8 1342 1342/1342 1342 ± 0.00002469 5.134 4.947/5.271 5.109 ± 0.245
9 1342 1342/1342 1342 ± 0.00002469 5.448 5.306/5.624 5.414 ± 0.2862
10 1342 1342/1342 1342 ± 0.00002469 5.879 5.682/5.986 5.818 ± 0.2934
11 1342 1342/1342 1342 ± 0.00002469 6.152 6.011/6.272 6.105 ± 0.3039
12 1342 1342/1342 1342 ± 0.00002469 6.339 6.123/6.437 6.28 ± 0.3095
13 1342 1342/1342 1342 ± 0.00002469 6.601 6.256/6.741 6.48 ± 0.3639
14 1342 1342/1342 1342 ± 0.00002761 6.402 5.932/6.714 6.315 ± 0.5163
15 1342 1342/1342 1342 ± 0.00002639 6.504 6.206/6.772 6.443 ± 0.4287
16 1342 1342/1342 1342 ± 0.00005312 3.571 3.395/3.82 3.596 ± 0.325
17 1342 1342/1342 1342 ± 0.00005367 3.817 3.603/4.115 3.858 ± 0.3797
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
Start time
2024-11-06 04:49:28.370
End
2024-11-06 05:36:15.707
Duration
0:46:47.337
Note, WebLog generation is not included in the time.

CASA logs for stage 8