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

Statwt Summary Plot

VLASS2.1.sb38598618.eb38624961.59090.97292246528_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 5.316 5.001/5.835 5.445 ± 0.536
ea02 1342 1342/1342 1342 ± 0 5.584 5.145/6.215 5.685 ± 0.6483
ea04 1342 1342/1342 1342 ± 0 5.149 4.794/5.833 5.355 ± 0.5795
ea05 1342 1342/1342 1342 ± 0 5.519 5.053/6.063 5.598 ± 0.6169
ea06 1342 1342/1342 1342 ± 0 4.783 4.525/5.188 4.862 ± 0.3942
ea07 1342 1342/1342 1342 ± 0 5.666 5.211/5.983 5.698 ± 0.555
ea08 1342 1342/1342 1342 ± 0 5.57 5.233/6.39 5.817 ± 0.6719
ea09 1342 1342/1342 1342 ± 0 5.371 4.89/6.071 5.483 ± 0.7098
ea10 1342 1342/1342 1342 ± 0.00002029 5.643 5.03/6.316 5.654 ± 0.6803
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.473 5.02/6.151 5.657 ± 0.6639
ea13 1342 1342/1342 1342 ± 0 5.833 5.413/6.144 5.863 ± 0.5265
ea14 1342 1342/1342 1342 ± 0 5.592 4.974/6.159 5.614 ± 0.6506
ea15 1342 1342/1342 1342 ± 0 5.29 4.814/5.915 5.422 ± 0.6664
ea16 1342 1342/1342 1342 ± 0 5.879 5.343/6.372 5.944 ± 0.731
ea17 1342 1342/1342 1342 ± 0.000001066 5.629 5.202/6.131 5.743 ± 0.6284
ea18 1342 1342/1342 1342 ± 0 4.91 4.499/5.381 4.926 ± 0.5293
ea19 1342 1342/1342 1342 ± 0 5.62 5.203/6.192 5.754 ± 0.6108
ea20 1342 1342/1342 1342 ± 0 5.791 5.311/6.43 5.898 ± 0.6727
ea21 1342 1342/1342 1342 ± 0 5.458 5.109/6.072 5.591 ± 0.5855
ea22 1342 1342/1342 1342 ± 0 5.486 5.061/6.176 5.613 ± 0.6549
ea23 1342 1342/1342 1342 ± 0 5.672 5.14/6.194 5.781 ± 0.6871
ea25 1342 1342/1342 1342 ± 0 5.456 4.9/5.96 5.45 ± 0.6073
ea26 1342 1342/1342 1342 ± 0 5.82 5.341/6.424 5.893 ± 0.6871
ea27 1342 1342/1342 1342 ± 0.00003255 5.381 4.977/6.089 5.517 ± 0.5797
ea28 1342 1342/1342 1342 ± 0.000001092 5.42 5.137/6.254 5.622 ± 0.6539
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 ± 0.00002429 4.964 4.831/5.215 4.997 ± 0.2199
3 1342 1342/1342 1342 ± 0.00002431 4.819 4.706/5.086 4.876 ± 0.2316
4 1342 1342/1342 1342 ± 0.00002494 5.026 4.824/5.221 4.975 ± 0.3007
5 1342 1342/1342 1342 ± 0.00002429 5.096 4.842/5.165 5.043 ± 0.2899
6 1342 1342/1342 1342 ± 0.00002433 5.06 4.882/5.185 5.025 ± 0.2739
7 1342 1342/1342 1342 ± 0.00002429 5.086 4.994/5.223 5.085 ± 0.2391
8 1342 1342/1342 1342 ± 0.00002429 5.132 4.908/5.225 5.066 ± 0.2633
9 1342 1342/1342 1342 ± 0.00002429 5.389 5.254/5.619 5.364 ± 0.2966
10 1342 1342/1342 1342 ± 0.00002429 5.824 5.696/6.015 5.788 ± 0.3149
11 1342 1342/1342 1342 ± 0.00002429 6.098 5.899/6.155 6 ± 0.3227
12 1342 1342/1342 1342 ± 0.00002429 6.255 6.047/6.365 6.16 ± 0.3392
13 1342 1342/1342 1342 ± 0.00002429 6.604 6.496/6.748 6.568 ± 0.3545
14 1342 1342/1342 1342 ± 0.00002429 6.82 6.578/6.913 6.722 ± 0.3979
15 1342 1342/1342 1342 ± 0.00002429 6.41 6.224/6.551 6.327 ± 0.3511
16 1342 1342/1342 1342 ± 0.00003239 5.746 5.556/5.986 5.764 ± 0.3084
17 1342 1342/1342 1342 ± 0.00003238 5.848 5.608/5.968 5.793 ± 0.2945
vis
VLASS2.1.sb38598618.eb38624961.59090.97292246528_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
Start time
2024-12-31 05:09:56.116
End
2024-12-31 06:18:11.393
Duration
1:08:15.277
Note, WebLog generation is not included in the time.

CASA logs for stage 8