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

Statwt Summary Plot

VLASS2.1.sb38563510.eb38566235.59073.10379631944_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 5.241 5.173/5.89 5.335 ± 0.8293
ea02 1342 1342/1342 1342 ± 0.00004133 5.76 5.289/6.595 5.676 ± 1.025
ea05 1342 1342/1342 1342 ± 0.00001088 5.682 5.121/6.447 5.632 ± 0.8431
ea06 1342 1342/1342 1342 ± 0.000003953 4.722 4.626/5.152 4.715 ± 0.6277
ea07 1342 1342/1342 1342 ± 0.00004186 5.686 5.292/5.837 5.407 ± 0.8141
ea08 1342 1342/1342 1342 ± 0.00004138 5.99 5.526/6.775 5.914 ± 1.078
ea09 1342 1342/1342 1342 ± 0.00000535 5.018 4.884/5.774 5.155 ± 0.6731
ea10 1342 1342/1342 1342 ± 0.00004266 5.404 5.116/6.289 5.494 ± 0.9154
ea11 1342 1342/1342 1342 ± 0.00004129 5.632 5.237/6.486 5.651 ± 1.056
ea12 1342 1342/1342 1342 ± 0.00001052 5.514 5.278/6.519 5.651 ± 1.099
ea13 1342 1342/1342 1342 ± 0.00001472 5.943 5.657/6.388 5.929 ± 0.8372
ea14 1342 1342/1342 1342 ± 0.00001131 6.477 6.026/6.741 5.873 ± 1.205
ea15 1342 1342/1342 1342 ± 0 5.4 5.13/6.282 5.577 ± 0.9783
ea16 1342 1342/1342 1342 ± 0 5.115 4.963/5.31 5.101 ± 0.1969
ea17 1342 1342/1342 1342 ± 0.00004165 5.706 5.494/6.626 5.746 ± 1.041
ea18 1342 1342/1342 1342 ± 0.00003551 5.056 4.676/5.721 4.981 ± 0.8375
ea19 1342 1342/1342 1342 ± 0.000002765 5.742 5.466/6.668 5.822 ± 0.888
ea20 1342 1342/1342 1342 ± 0.00002586 5.865 5.645/6.965 5.938 ± 1.193
ea21 1342 1342/1342 1342 ± 0.00001803 5.54 5.29/6.256 5.556 ± 0.8784
ea22 1342 1342/1342 1342 ± 0.00002671 5.418 5.013/6.501 5.55 ± 0.9512
ea23 1342 1342/1342 1342 ± 0.00004148 5.569 5.358/6.332 5.673 ± 0.9294
ea25 1342 1342/1342 1342 ± 0 5.308 5.219/5.386 5.295 ± 0.1455
ea26 1342 1342/1342 1342 ± 0.00001739 5.587 5.442/6.602 5.772 ± 0.8619
ea27 1342 1342/1342 1342 ± 0.00004437 5.377 5.04/6.333 5.443 ± 0.9061
ea28 1342 1342/1342 1342 ± 0.00004205 5.574 5.347/6.443 5.612 ± 0.9764
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 ± 0.00002455 5.52 5.342/5.783 5.513 ± 0.3219
3 1342 1342/1342 1342 ± 0.0000248 5.233 5.048/5.449 5.246 ± 0.3045
5 1342 1342/1342 1342 ± 0.00002506 5.391 5.239/5.464 5.374 ± 0.2952
6 1342 1342/1342 1342 ± 0.00002455 5.321 5.13/5.434 5.277 ± 0.2873
7 1342 1342/1342 1342 ± 0.00002455 5.28 5.136/5.456 5.268 ± 0.2583
8 1342 1342/1342 1342 ± 0.00002455 5.291 5.043/5.442 5.234 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002455 5.565 5.443/5.774 5.517 ± 0.3476
10 1342 1342/1342 1342 ± 0.00002505 6.021 5.771/6.128 5.929 ± 0.3638
11 1342 1342/1342 1342 ± 0.00002505 6.338 6.183/6.411 6.228 ± 0.381
12 1342 1342/1342 1342 ± 0.00002505 6.525 6.289/6.599 6.421 ± 0.3959
13 1342 1342/1342 1342 ± 0.00002524 6.797 6.368/7 6.681 ± 0.4298
14 1342 1342/1342 1342 ± 0.0000317 6.59 6.081/6.953 6.533 ± 0.5548
15 1342 1342/1342 1342 ± 0.0000251 6.826 6.591/6.983 6.686 ± 0.5154
16 1342 1342/1342 1342 ± 0.00006045 3.617 3.463/3.83 3.66 ± 0.2664
17 1342 1342/1342 1342 ± 0.00006096 3.691 3.527/3.905 3.717 ± 0.2733
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38563510.eb38566235.59073.10379631944_split_split.ms
Start time
2024-10-31 02:09:45.212
End
2024-10-31 02:45:24.153
Duration
0:35:38.940
Note, WebLog generation is not included in the time.

CASA logs for stage 8