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

Statwt Summary Plot

VLASS2.1.sb38504727.eb38659863.59113.352947384265_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 6.43 5.754/6.939 6.271 ± 0.6816
ea02 1342 1342/1342 1342 ± 0.00004678 6.265 5.78/7.097 6.461 ± 0.825
ea04 1342 1342/1342 1342 ± 0.00003712 5.381 5.228/6.151 5.7 ± 0.6058
ea05 1342 1342/1342 1342 ± 0.00002298 5.549 5.174/6.401 5.8 ± 0.6736
ea06 1342 1342/1342 1342 ± 0.00004015 4.89 4.766/5.511 5.152 ± 0.4585
ea07 1342 1342/1342 1342 ± 0.0000348 6.186 5.719/6.624 6.316 ± 0.7369
ea08 1342 1342/1342 1342 ± 0.00003713 6.312 5.984/7.466 6.746 ± 0.9118
ea09 1342 1342/1342 1342 ± 0.0000339 6.011 5.509/6.741 6.092 ± 0.7192
ea10 1342 1342/1342 1342 ± 0.00004092 6.329 5.833/7.244 6.493 ± 0.799
ea11 1342 1342/1342 1342 ± 0.00003761 6.03 5.584/7.002 6.336 ± 0.8604
ea12 1342 1342/1342 1342 ± 0.0000407 5.914 5.422/6.609 6.044 ± 0.7733
ea13 1342 1342/1342 1342 ± 0.0000233 5.924 5.703/6.545 6.227 ± 0.6617
ea14 1342 1342/1342 1342 ± 0.00004087 5.731 5.495/6.685 6.074 ± 0.7711
ea15 1342 1342/1342 1342 ± 0.00003272 5.592 5.311/6.489 5.985 ± 0.7751
ea16 1342 1342/1342 1342 ± 0.00003256 6.095 5.708/6.979 6.296 ± 0.8264
ea17 1342 1342/1342 1342 ± 0.00003864 6.321 6.041/7.613 6.686 ± 0.892
ea18 1342 1342/1342 1342 ± 0.00004177 5.47 5.094/5.982 5.543 ± 0.5413
ea19 1342 1342/1342 1342 ± 0.00002398 5.85 5.609/6.828 6.173 ± 0.741
ea20 1342 1342/1342 1342 ± 0.00004088 6.039 5.811/7.047 6.353 ± 0.7677
ea21 1342 1342/1342 1342 ± 0.00003706 5.616 5.435/6.444 5.91 ± 0.7065
ea22 1342 1342/1342 1342 ± 0.00003866 5.672 5.388/6.843 6.021 ± 0.7484
ea23 1342 1342/1342 1342 ± 0.00003668 6.018 5.725/6.888 6.308 ± 0.8595
ea25 1342 1342/1342 1342 ± 0.0000397 6.05 5.87/6.913 6.336 ± 0.7912
ea26 1342 1342/1342 1342 ± 0.00003244 6.056 5.905/7.19 6.434 ± 0.7863
ea27 1342 1342/1342 1342 ± 0.00003622 6.051 5.899/7.091 6.366 ± 0.7288
ea28 1342 1342/1342 1342 ± 0.00003655 6.347 6.012/7.215 6.59 ± 0.8249
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 ± 0.00002369 5.797 5.443/5.932 5.715 ± 0.3283
5 1342 1342/1342 1342 ± 0.00003711 5.591 5.425/5.818 5.618 ± 0.2854
6 1342 1342/1342 1342 ± 0.00002422 5.671 5.418/5.874 5.632 ± 0.3376
7 1342 1342/1342 1342 ± 0.00002377 5.727 5.468/5.878 5.665 ± 0.3367
8 1342 1342/1342 1342 ± 0.00002377 5.682 5.355/5.887 5.61 ± 0.3601
9 1342 1342/1342 1342 ± 0.00002539 5.813 5.541/6.084 5.8 ± 0.3945
10 1342 1342/1342 1342 ± 0.00002369 6.454 6.091/6.658 6.358 ± 0.4052
11 1342 1342/1342 1342 ± 0.00002369 6.59 6.482/6.925 6.604 ± 0.4222
12 1342 1342/1342 1342 ± 0.00002412 6.825 6.512/7.086 6.77 ± 0.4461
13 1342 1342/1342 1342 ± 0.00002369 7.241 7.062/7.565 7.233 ± 0.4245
14 1342 1342/1342 1342 ± 0.00002369 7.439 7.257/7.741 7.404 ± 0.4878
15 1342 1342/1342 1342 ± 0.00002526 7.003 6.848/7.233 6.95 ± 0.5151
16 1342 1342/1342 1342 ± 0.00004871 5.008 4.907/5.109 5.001 ± 0.1657
17 1342 1342/1342 1342 ± 0.00005245 5.241 5.058/5.369 5.211 ± 0.2213
output_dir
 
vis
VLASS2.1.sb38504727.eb38659863.59113.352947384265_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2025-01-07 01:34:23.617
End
2025-01-07 02:17:16.781
Duration
0:42:53.163
Note, WebLog generation is not included in the time.

CASA logs for stage 8