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

Statwt Summary Plot

VLASS2.1.sb38619162.eb38631105.59096.06071193287_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 5.509 5.236/5.978 5.662 ± 0.5426
ea02 1342 1342/1342 1342 ± 0 5.65 5.361/6.429 5.915 ± 0.6646
ea04 1342 1342/1342 1342 ± 0 5.409 5.079/6.003 5.591 ± 0.5719
ea05 1342 1342/1342 1342 ± 0 5.668 5.22/6.119 5.727 ± 0.5832
ea06 1342 1342/1342 1342 ± 0 4.992 4.824/5.392 5.104 ± 0.3782
ea07 1342 1342/1342 1342 ± 0 6.1 5.405/6.231 5.994 ± 0.5864
ea08 1342 1342/1342 1342 ± 0 5.702 5.449/6.575 6.026 ± 0.6936
ea09 1342 1342/1342 1342 ± 0 5.61 5.143/6.221 5.71 ± 0.6201
ea10 1342 1342/1342 1342 ± 0 5.962 5.286/6.605 5.944 ± 0.6844
ea11 1342 1342/1342 1342 ± 0 5.753 5.138/6.344 5.823 ± 0.6597
ea12 1342 1342/1342 1342 ± 0 5.918 5.301/6.405 5.973 ± 0.675
ea13 1342 1342/1342 1342 ± 0 6.242 5.73/6.335 6.138 ± 0.527
ea14 1342 1342/1342 1342 ± 0 5.917 5.218/6.358 5.866 ± 0.667
ea15 1342 1342/1342 1342 ± 0 5.548 5.073/6.189 5.721 ± 0.6884
ea16 1342 1342/1342 1342 ± 0 6.046 5.632/6.729 6.239 ± 0.7232
ea17 1342 1342/1342 1342 ± 0.000007206 5.925 5.522/6.464 6.069 ± 0.6312
ea18 1342 1342/1342 1342 ± 0 5.122 4.701/5.589 5.147 ± 0.5321
ea19 1342 1342/1342 1342 ± 0 5.935 5.5/6.658 6.139 ± 0.6771
ea20 1342 1342/1342 1342 ± 0 6.24 5.676/6.874 6.237 ± 0.6308
ea21 1342 1342/1342 1342 ± 0 5.638 5.291/6.156 5.771 ± 0.5594
ea22 1342 1342/1342 1342 ± 0 5.431 5.185/6.294 5.722 ± 0.6538
ea23 1342 1342/1342 1342 ± 0 6.129 5.457/6.514 6.095 ± 0.6845
ea25 1342 1342/1342 1342 ± 0.00000221 5.434 5.19/6.032 5.618 ± 0.6005
ea26 1342 1342/1342 1342 ± 0 6.024 5.593/6.861 6.149 ± 0.6594
ea27 1342 1342/1342 1342 ± 0.00002836 5.516 5.224/6.353 5.733 ± 0.5963
ea28 1342 1342/1342 1342 ± 0.00003276 5.638 5.346/6.38 5.858 ± 0.644
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 5.329 5.175/5.589 5.351 ± 0.2482
3 1342 1342/1342 1342 ± 0.00002959 5.177 5.024/5.428 5.205 ± 0.2664
4 1342 1342/1342 1342 ± 0.0000235 5.154 5.03/5.38 5.187 ± 0.3034
5 1342 1342/1342 1342 ± 0.0000235 5.317 5.091/5.485 5.311 ± 0.3056
6 1342 1342/1342 1342 ± 0.0000235 5.249 5.056/5.44 5.233 ± 0.2774
7 1342 1342/1342 1342 ± 0.0000235 5.298 5.173/5.461 5.301 ± 0.2507
8 1342 1342/1342 1342 ± 0.0000235 5.306 5.071/5.432 5.259 ± 0.2694
9 1342 1342/1342 1342 ± 0.0000235 5.58 5.365/5.805 5.537 ± 0.3109
10 1342 1342/1342 1342 ± 0.0000235 5.996 5.844/6.175 5.981 ± 0.299
11 1342 1342/1342 1342 ± 0.0000235 6.269 6.1/6.372 6.199 ± 0.3145
12 1342 1342/1342 1342 ± 0.0000235 6.404 6.194/6.567 6.359 ± 0.3404
13 1342 1342/1342 1342 ± 0.0000235 6.803 6.691/7.044 6.811 ± 0.3606
14 1342 1342/1342 1342 ± 0.0000235 7.051 6.831/7.258 7.005 ± 0.3939
15 1342 1342/1342 1342 ± 0.0000235 6.71 6.478/6.937 6.638 ± 0.4026
16 1342 1342/1342 1342 ± 0.00003395 5.961 5.612/6.245 5.927 ± 0.3967
17 1342 1342/1342 1342 ± 0.00003281 5.994 5.609/6.233 5.933 ± 0.3833
vis
VLASS2.1.sb38619162.eb38631105.59096.06071193287_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-12-13 08:30:35.659
End
2024-12-13 09:12:28.057
Duration
0:41:52.398
Note, WebLog generation is not included in the time.

CASA logs for stage 8