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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.643 5.293/6.171 5.725 ± 0.5375
ea02 1342 1342/1342 1342 ± 0.00001232 5.833 5.461/6.615 6.019 ± 0.6419
ea04 1342 1342/1342 1342 ± 0 5.557 5.222/6.105 5.674 ± 0.5107
ea05 1342 1342/1342 1342 ± 0 5.897 5.444/6.515 5.904 ± 0.5965
ea06 1342 1342/1342 1342 ± 0 5.602 5.155/5.954 5.573 ± 0.4944
ea07 1342 1342/1342 1342 ± 0 5.301 5.114/5.537 5.294 ± 0.2154
ea08 1342 1342/1342 1342 ± 0.00002864 5.969 5.604/6.677 6.144 ± 0.669
ea09 1342 1342/1342 1342 ± 0 5.2 4.991/5.82 5.385 ± 0.4349
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000002538 5.763 5.363/6.391 5.932 ± 0.5986
ea13 1342 1342/1342 1342 ± 0 6.081 5.876/6.352 6.211 ± 0.4521
ea14 1342 1342/1342 1342 ± 0 6.097 5.408/6.483 6.006 ± 0.6346
ea15 1342 1342/1342 1342 ± 0 5.926 5.408/6.405 5.983 ± 0.6468
ea16 1342 1342/1342 1342 ± 0 6.131 5.604/6.628 6.164 ± 0.6683
ea17 1342 1342/1342 1342 ± 0.00001034 5.735 5.589/5.823 5.699 ± 0.1992
ea18 1342 1342/1342 1342 ± 0.000001135 5.259 4.895/5.749 5.29 ± 0.51
ea19 1342 1342/1342 1342 ± 0 5.664 5.636/5.816 5.709 ± 0.09007
ea20 1342 1342/1342 1342 ± 0 6.317 5.82/6.847 6.321 ± 0.6306
ea21 1342 1342/1342 1342 ± 0 5.68 5.463/6.345 5.893 ± 0.5458
ea22 1342 1342/1342 1342 ± 0 5.532 5.306/6.46 5.837 ± 0.6308
ea23 1342 1342/1342 1342 ± 0.000001605 5.881 5.492/6.541 6.045 ± 0.6559
ea24 1342 1342/1342 1342 ± 0 5.85 5.149/6.322 5.723 ± 0.5741
ea25 1342 1342/1342 1342 ± 0.00000661 5.527 5.406/6.334 5.847 ± 0.5923
ea26 1342 1342/1342 1342 ± 0 6.211 5.868/7 6.361 ± 0.6473
ea27 1342 1342/1342 1342 ± 0.0000106 5.402 5.285/5.559 5.422 ± 0.177
ea28 1342 1342/1342 1342 ± 0.00003946 5.687 5.489/6.553 5.982 ± 0.629
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 ± 0.00002392 5.479 5.306/5.655 5.484 ± 0.2381
3 1342 1342/1342 1342 ± 0.00002551 5.191 5.056/5.405 5.239 ± 0.2886
4 1342 1342/1342 1342 ± 0.00002415 5.398 5.235/5.599 5.41 ± 0.2861
5 1342 1342/1342 1342 ± 0.00002392 5.488 5.298/5.679 5.476 ± 0.3004
6 1342 1342/1342 1342 ± 0.00002392 5.417 5.133/5.582 5.366 ± 0.2765
7 1342 1342/1342 1342 ± 0.00002392 5.412 5.232/5.609 5.424 ± 0.2638
8 1342 1342/1342 1342 ± 0.00002392 5.433 5.123/5.545 5.367 ± 0.2896
9 1342 1342/1342 1342 ± 0.000024 5.669 5.479/5.906 5.638 ± 0.3098
10 1342 1342/1342 1342 ± 0.000026 6.098 5.894/6.25 6.032 ± 0.3277
11 1342 1342/1342 1342 ± 0.000026 6.314 6.188/6.413 6.256 ± 0.3118
12 1342 1342/1342 1342 ± 0.000026 6.451 6.323/6.562 6.399 ± 0.3156
13 1342 1342/1342 1342 ± 0.000026 6.913 6.519/7.037 6.812 ± 0.3628
14 1342 1342/1342 1342 ± 0.000026 7.101 6.797/7.232 7.011 ± 0.3866
15 1342 1342/1342 1342 ± 0.000026 6.756 6.463/6.929 6.657 ± 0.3968
16 1342 1342/1342 1342 ± 0.00003908 5.837 5.598/6.111 5.832 ± 0.3437
17 1342 1342/1342 1342 ± 0.00003924 5.791 5.675/6.171 5.882 ± 0.3183
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
Start time
2024-04-13 04:29:41.940
End
2024-04-13 05:26:49.547
Duration
0:57:07.607
Note, WebLog generation is not included in the time.

CASA logs for stage 7