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

Statwt Summary Plot

VLASS2.1.sb38469526.eb38577573.59079.23044392361_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 5.484 5.279/6.244 5.809 ± 0.5859
ea02 1342 1342/1342 1342 ± 0.00002535 6.061 5.542/6.716 6.176 ± 0.7494
ea04 1342 1342/1342 1342 ± 0.00002128 5.424 5.127/6.178 5.678 ± 0.6359
ea05 1342 1342/1342 1342 ± 0 5.748 5.402/6.758 6.069 ± 0.7245
ea06 1342 1342/1342 1342 ± 0.00001926 5.257 4.765/5.454 5.142 ± 0.4475
ea07 1342 1342/1342 1342 ± 0.00004341 5.782 5.491/6.407 6.032 ± 0.7418
ea08 1342 1342/1342 1342 ± 0.00003173 6.262 5.476/6.961 6.319 ± 0.858
ea09 1342 1342/1342 1342 ± 0 5.795 5.331/6.514 5.979 ± 0.6291
ea10 1342 1342/1342 1342 ± 0.00004362 5.47 5.107/6.481 5.777 ± 0.7226
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.0000183 5.693 5.281/6.546 5.965 ± 0.7436
ea13 1342 1342/1342 1342 ± 0 6.364 5.754/6.897 6.315 ± 0.5715
ea14 1342 1342/1342 1342 ± 0.00002259 5.662 5.481/6.665 6.065 ± 0.7547
ea15 1342 1342/1342 1342 ± 0.000006045 5.673 5.146/6.3 5.851 ± 0.7295
ea16 1342 1342/1342 1342 ± 0 5.878 5.526/6.915 6.224 ± 0.8521
ea17 1342 1342/1342 1342 ± 0.00004362 5.94 5.591/6.899 6.282 ± 0.7839
ea18 1342 1342/1342 1342 ± 0.00002955 5.095 4.907/5.866 5.347 ± 0.5581
ea19 1342 1342/1342 1342 ± 0.00001196 5.84 5.682/6.894 6.282 ± 0.7221
ea20 1342 1342/1342 1342 ± 0.00002188 5.915 5.648/6.895 6.282 ± 0.8195
ea21 1342 1342/1342 1342 ± 0.000014 5.721 5.445/6.517 5.983 ± 0.6704
ea22 1342 1342/1342 1342 ± 0.000001206 5.745 5.156/6.313 5.832 ± 0.6814
ea23 1342 1342/1342 1342 ± 0.00004263 5.73 5.519/6.792 6.178 ± 0.8224
ea25 1342 1342/1342 1342 ± 0.00004293 5.451 5.36/6.317 5.859 ± 0.7038
ea26 1342 1342/1342 1342 ± 0 5.864 5.534/6.556 6.047 ± 0.5834
ea27 1342 1342/1342 1342 ± 0.00004376 5.576 5.429/6.651 5.958 ± 0.7155
ea28 1342 1342/1342 1342 ± 0.00004184 5.739 5.52/6.736 6.092 ± 0.7688
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 ± 0.00002394 5.465 5.138/5.596 5.407 ± 0.2737
5 1342 1342/1342 1342 ± 0.00002726 5.4 5.298/5.57 5.377 ± 0.2365
6 1342 1342/1342 1342 ± 0.00002427 5.489 5.282/5.589 5.433 ± 0.2392
7 1342 1342/1342 1342 ± 0.0000246 5.434 5.182/5.553 5.404 ± 0.2396
8 1342 1342/1342 1342 ± 0.0000246 5.399 5.185/5.517 5.358 ± 0.264
9 1342 1342/1342 1342 ± 0.00002794 5.568 5.39/5.787 5.571 ± 0.2969
10 1342 1342/1342 1342 ± 0.00002394 6.228 6.015/6.322 6.13 ± 0.325
11 1342 1342/1342 1342 ± 0.00002394 6.422 6.293/6.64 6.385 ± 0.3449
12 1342 1342/1342 1342 ± 0.00002394 6.542 6.41/6.79 6.564 ± 0.3736
13 1342 1342/1342 1342 ± 0.00002394 7.059 6.888/7.333 7.032 ± 0.4103
14 1342 1342/1342 1342 ± 0.00002394 7.248 7.088/7.491 7.22 ± 0.4389
15 1342 1342/1342 1342 ± 0.00002411 6.663 6.41/6.902 6.598 ± 0.4584
16 1342 1342/1342 1342 ± 0.00006049 5.205 4.966/5.419 5.201 ± 0.3372
17 1342 1342/1342 1342 ± 0.00005851 5.426 5.229/5.723 5.461 ± 0.3819
overwrite_modelcol
False
vis
VLASS2.1.sb38469526.eb38577573.59079.23044392361_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-12-12 15:46:44.841
End
2024-12-12 16:55:11.336
Duration
1:08:26.494
Note, WebLog generation is not included in the time.

CASA logs for stage 8