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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.059 4.965/5.727 5.091 ± 0.8928
ea02 1342 1342/1342 1342 ± 0.00004117 5.599 5.151/6.286 5.488 ± 1.078
ea04 1342 1342/1342 1342 ± 0.00002732 5.056 4.711/5.728 4.953 ± 0.9697
ea05 1342 1342/1342 1342 ± 0.00001383 5.257 4.884/6.019 5.304 ± 0.7794
ea06 1342 1342/1342 1342 ± 0.00003415 4.925 4.758/5.562 4.919 ± 0.9164
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00004247 5.741 5.318/6.492 5.614 ± 1.174
ea09 1342 1342/1342 1342 ± 0 5.251 4.961/6.014 5.304 ± 0.8296
ea10 1342 1342/1342 1342 ± 0.0000448 5.144 4.855/6.172 5.222 ± 0.9446
ea11 1342 1342/1342 1342 ± 0.00004269 5.56 5/6.224 5.36 ± 1
ea12 1342 1342/1342 1342 ± 0.00003842 5.353 5.008/6.3 5.389 ± 1.07
ea13 1342 1342/1342 1342 ± 0.000007 5.626 5.377/6.141 5.622 ± 0.8108
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0.00001634 5.181 4.931/6.073 5.211 ± 1.111
ea16 1342 1342/1342 1342 ± 0.00002092 5.424 5.07/5.979 5.305 ± 0.9311
ea17 1342 1342/1342 1342 ± 0.00004534 5.564 5.209/6.351 5.551 ± 1.077
ea18 1342 1342/1342 1342 ± 0.00004169 4.708 4.373/5.398 4.682 ± 0.7599
ea19 1342 1342/1342 1342 ± 0.000001701 5.434 5.209/6.256 5.545 ± 0.8127
ea20 1342 1342/1342 1342 ± 0.0000421 5.67 5.498/6.753 5.712 ± 1.128
ea21 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea22 1342 1342/1342 1342 ± 0.00002375 5.319 4.995/6.257 5.415 ± 0.9825
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0.00004374 5.33 4.936/5.949 5.208 ± 0.9314
ea27 1342 1342/1342 1342 ± 0.00004524 5.11 4.875/6.186 5.205 ± 0.9489
ea28 1342 1342/1342 1342 ± 0.00004478 5.385 5.135/6.224 5.351 ± 1.037
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 ± 0.000026 5.144 4.971/5.367 5.138 ± 0.2569
5 1342 1342/1342 1342 ± 0.000026 5.001 4.912/5.291 5.077 ± 0.3741
6 1342 1342/1342 1342 ± 0.000026 5.077 4.957/5.21 5.07 ± 0.2608
7 1342 1342/1342 1342 ± 0.000026 5.048 4.93/5.192 5.068 ± 0.2198
8 1342 1342/1342 1342 ± 0.000026 5.021 4.875/5.2 5.039 ± 0.2555
9 1342 1342/1342 1342 ± 0.000026 5.348 5.195/5.515 5.333 ± 0.2953
10 1342 1342/1342 1342 ± 0.000026 5.759 5.623/5.977 5.767 ± 0.3178
11 1342 1342/1342 1342 ± 0.000026 6.141 5.976/6.251 6.07 ± 0.3156
12 1342 1342/1342 1342 ± 0.000026 6.295 6.118/6.44 6.254 ± 0.3251
13 1342 1342/1342 1342 ± 0.00002646 6.432 6.186/6.592 6.386 ± 0.3219
14 1342 1342/1342 1342 ± 0.00003809 5.952 5.65/6.298 5.996 ± 0.4666
15 1342 1342/1342 1342 ± 0.000026 6.403 6.188/6.644 6.374 ± 0.4098
16 1342 1342/1342 1342 ± 0.00005755 3.125 2.963/3.427 3.213 ± 0.3644
17 1342 1342/1342 1342 ± 0.00005951 3.403 3.216/3.621 3.451 ± 0.3465
overwrite_modelcol
False
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
datacolumn
residual_data
output_dir
 
statwtmode
VLASS-SE
Start time
2025-01-31 01:12:58.941
End
2025-01-31 01:38:47.547
Duration
0:25:48.606
Note, WebLog generation is not included in the time.

CASA logs for stage 8