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 5.496 5.326/6.071 5.663 ± 0.5319
ea02 1342 1342/1342 1342 ± 0.00001592 5.768 5.433/6.393 5.917 ± 0.6365
ea04 1342 1342/1342 1342 ± 0 5.515 5.216/5.999 5.618 ± 0.4845
ea05 1342 1342/1342 1342 ± 0 5.773 5.462/6.287 5.87 ± 0.5714
ea06 1342 1342/1342 1342 ± 0 5.451 5.118/5.895 5.527 ± 0.4615
ea07 1342 1342/1342 1342 ± 0 5.206 5.086/5.472 5.293 ± 0.2482
ea08 1342 1342/1342 1342 ± 0.00003058 5.858 5.589/6.694 6.093 ± 0.6634
ea09 1342 1342/1342 1342 ± 0 5.108 4.944/5.638 5.303 ± 0.4368
ea10 1342 1342/1342 1342 ± 0.00003472 5.176 4.964/5.914 5.371 ± 0.5237
ea11 1342 1342/1342 1342 ± 0.000005 5.725 5.386/6.396 5.881 ± 0.5903
ea13 1342 1342/1342 1342 ± 0 5.991 5.87/6.27 6.15 ± 0.4186
ea14 1342 1342/1342 1342 ± 0 5.549 5.307/6.208 5.736 ± 0.5236
ea15 1342 1342/1342 1342 ± 0 5.783 5.458/6.375 5.959 ± 0.6185
ea16 1342 1342/1342 1342 ± 0 5.955 5.605/6.382 6.109 ± 0.626
ea17 1342 1342/1342 1342 ± 0.00001618 5.741 5.582/5.877 5.699 ± 0.2283
ea18 1342 1342/1342 1342 ± 0.000003775 5.049 4.826/5.53 5.191 ± 0.4964
ea19 1342 1342/1342 1342 ± 0 5.693 5.639/5.881 5.746 ± 0.131
ea20 1342 1342/1342 1342 ± 0 6.021 5.749/6.685 6.196 ± 0.5997
ea21 1342 1342/1342 1342 ± 0 5.32 5.207/5.829 5.509 ± 0.3989
ea22 1342 1342/1342 1342 ± 0.000005886 5.466 5.263/6.271 5.748 ± 0.6148
ea23 1342 1342/1342 1342 ± 0.000008204 5.637 5.576/6.391 6.005 ± 0.619
ea24 1342 1342/1342 1342 ± 0 5.609 5.098/6.255 5.649 ± 0.5772
ea25 1342 1342/1342 1342 ± 0.00001129 5.525 5.358/6.203 5.751 ± 0.596
ea26 1342 1342/1342 1342 ± 0 5.968 5.821/6.71 6.258 ± 0.6342
ea27 1342 1342/1342 1342 ± 0.000009185 5.533 5.253/5.565 5.419 ± 0.216
ea28 1342 1342/1342 1342 ± 0.00004048 5.661 5.484/6.418 5.896 ± 0.6209
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 ± 0.00002381 5.537 5.263/5.699 5.508 ± 0.2777
3 1342 1342/1342 1342 ± 0.00002772 5.09 4.893/5.328 5.132 ± 0.3509
4 1342 1342/1342 1342 ± 0.00002406 5.447 5.208/5.586 5.395 ± 0.3148
5 1342 1342/1342 1342 ± 0.00002381 5.458 5.25/5.687 5.447 ± 0.3098
6 1342 1342/1342 1342 ± 0.00002381 5.431 5.115/5.581 5.366 ± 0.2846
7 1342 1342/1342 1342 ± 0.00002381 5.43 5.126/5.596 5.397 ± 0.2682
8 1342 1342/1342 1342 ± 0.00002381 5.374 5.073/5.539 5.336 ± 0.2962
9 1342 1342/1342 1342 ± 0.00002383 5.665 5.361/5.895 5.601 ± 0.3247
10 1342 1342/1342 1342 ± 0.00002585 6.008 5.811/6.179 5.959 ± 0.3279
11 1342 1342/1342 1342 ± 0.00002585 6.222 5.906/6.388 6.183 ± 0.3197
12 1342 1342/1342 1342 ± 0.00002585 6.344 6.006/6.521 6.311 ± 0.3268
13 1342 1342/1342 1342 ± 0.00002585 6.823 6.303/7.009 6.709 ± 0.3794
14 1342 1342/1342 1342 ± 0.00002585 6.92 6.586/7.173 6.865 ± 0.4139
15 1342 1342/1342 1342 ± 0.00002585 6.549 6.117/6.824 6.495 ± 0.4134
16 1342 1342/1342 1342 ± 0.00004499 5.574 5.352/5.862 5.625 ± 0.3676
17 1342 1342/1342 1342 ± 0.00004061 5.616 5.456/5.988 5.677 ± 0.3622
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-04-12 22:17:34.459
End
2024-04-12 22:50:54.734
Duration
0:33:20.275
Note, WebLog generation is not included in the time.

CASA logs for stage 7