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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.456 5.21/5.963 5.604 ± 0.5112
ea02 1342 1342/1342 1342 ± 0 5.753 5.376/6.397 5.918 ± 0.6518
ea03 1342 1342/1342 1342 ± 0 5.249 4.624/5.866 5.288 ± 0.6441
ea04 1342 1342/1342 1342 ± 0 5.583 5.202/6.082 5.699 ± 0.5238
ea05 1342 1342/1342 1342 ± 0 5.642 5.268/6.194 5.778 ± 0.5879
ea06 1342 1342/1342 1342 ± 0 5.051 4.877/5.479 5.162 ± 0.3544
ea07 1342 1342/1342 1342 ± 0 5.943 5.528/6.291 6.01 ± 0.5856
ea08 1342 1342/1342 1342 ± 0.000001432 5.749 5.554/6.634 6.083 ± 0.708
ea09 1342 1342/1342 1342 ± 0 5.667 5.199/6.292 5.76 ± 0.6773
ea10 1342 1342/1342 1342 ± 0 5.78 5.36/6.641 5.945 ± 0.6611
ea11 1342 1342/1342 1342 ± 0 6.278 5.888/6.662 6.294 ± 0.6456
ea12 1342 1342/1342 1342 ± 0 5.813 5.426/6.29 5.942 ± 0.5737
ea13 1342 1342/1342 1342 ± 0 6.118 5.726/6.388 6.145 ± 0.5295
ea14 1342 1342/1342 1342 ± 0 5.907 5.359/6.442 5.959 ± 0.687
ea15 1342 1342/1342 1342 ± 0 5.71 5.281/6.313 5.866 ± 0.6641
ea16 1342 1342/1342 1342 ± 0 6.206 5.709/6.741 6.287 ± 0.7691
ea17 1342 1342/1342 1342 ± 0.00001088 6.296 5.818/6.783 6.383 ± 0.6887
ea18 1342 1342/1342 1342 ± 0 4.931 4.631/5.438 5.072 ± 0.4978
ea19 1342 1342/1342 1342 ± 0 5.806 5.411/6.427 5.969 ± 0.6074
ea21 1342 1342/1342 1342 ± 0 5.771 5.397/6.376 5.918 ± 0.6039
ea22 1342 1342/1342 1342 ± 0 5.553 5.249/6.31 5.753 ± 0.6298
ea23 1342 1342/1342 1342 ± 0 6.047 5.636/6.542 6.161 ± 0.6825
ea25 1342 1342/1342 1342 ± 0 5.673 5.343/6.167 5.775 ± 0.5672
ea26 1342 1342/1342 1342 ± 0 6.036 5.532/6.68 6.128 ± 0.741
ea27 1342 1342/1342 1342 ± 0.00001684 5.532 5.347/6.395 5.774 ± 0.6161
ea28 1342 1342/1342 1342 ± 0.0000256 5.389 5.171/6.109 5.591 ± 0.6056
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 ± 0.0000235 5.394 5.202/5.518 5.35 ± 0.2749
3 1342 1342/1342 1342 ± 0.00002517 4.987 4.819/5.373 5.057 ± 0.315
4 1342 1342/1342 1342 ± 0.00002423 5.256 5.124/5.575 5.291 ± 0.3859
5 1342 1342/1342 1342 ± 0.00002394 5.286 5.072/5.438 5.264 ± 0.3153
6 1342 1342/1342 1342 ± 0.00002394 5.387 5.162/5.505 5.307 ± 0.2995
7 1342 1342/1342 1342 ± 0.00002394 5.36 5.271/5.512 5.361 ± 0.2796
8 1342 1342/1342 1342 ± 0.00002394 5.322 5.137/5.517 5.315 ± 0.3187
9 1342 1342/1342 1342 ± 0.00002394 5.58 5.355/5.895 5.598 ± 0.3558
10 1342 1342/1342 1342 ± 0.00002394 6.069 5.813/6.273 6.012 ± 0.3385
11 1342 1342/1342 1342 ± 0.0000235 6.337 6.118/6.473 6.241 ± 0.3343
12 1342 1342/1342 1342 ± 0.00002394 6.451 6.263/6.579 6.401 ± 0.3769
13 1342 1342/1342 1342 ± 0.00002394 6.877 6.654/6.974 6.829 ± 0.4103
14 1342 1342/1342 1342 ± 0.0000235 7.045 6.834/7.261 6.985 ± 0.4497
15 1342 1342/1342 1342 ± 0.00002394 6.674 6.414/6.913 6.599 ± 0.4381
16 1342 1342/1342 1342 ± 0.00002949 5.906 5.713/6.222 5.935 ± 0.3728
17 1342 1342/1342 1342 ± 0.00002859 5.821 5.708/6.204 5.903 ± 0.3617
output_dir
 
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-15 05:39:21.460
End
2024-11-15 06:07:58.950
Duration
0:28:37.490
Note, WebLog generation is not included in the time.

CASA logs for stage 8