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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.475 5.383/6.066 5.709 ± 0.469
ea02 1342 1342/1342 1342 ± 0.00001344 5.863 5.387/6.426 5.901 ± 0.587
ea04 1342 1342/1342 1342 ± 0 5.59 5.27/6.077 5.731 ± 0.4829
ea05 1342 1342/1342 1342 ± 0 5.89 5.408/6.335 5.866 ± 0.5295
ea06 1342 1342/1342 1342 ± 0 3.161 3.081/3.434 3.235 ± 0.1914
ea07 1342 1342/1342 1342 ± 0.000002327 5.506 5.456/5.832 5.583 ± 0.1988
ea08 1342 1342/1342 1342 ± 0.00003051 5.888 5.591/6.687 6.111 ± 0.6196
ea09 1342 1342/1342 1342 ± 0 5.017 4.841/5.488 5.157 ± 0.4201
ea10 1342 1342/1342 1342 ± 0 5.614 5.326/6.4 5.809 ± 0.5596
ea11 1342 1342/1342 1342 ± 0.000001138 5.85 5.517/6.474 6.026 ± 0.5294
ea12 1342 1342/1342 1342 ± 0 6.068 5.55/6.473 6.07 ± 0.5165
ea13 1342 1342/1342 1342 ± 0 5.781 5.667/6.156 5.969 ± 0.4145
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 5.051 4.901/5.219 5.073 ± 0.3228
ea17 1342 1342/1342 1342 ± 0.00001911 6.012 5.798/6.573 6.233 ± 0.5573
ea18 1342 1342/1342 1342 ± 0 5.211 4.993/5.675 5.33 ± 0.4119
ea19 1342 1342/1342 1342 ± 0 6.587 6.267/6.887 6.614 ± 0.358
ea21 1342 1342/1342 1342 ± 0 5.858 5.441/6.311 5.908 ± 0.5264
ea22 1342 1342/1342 1342 ± 0.000005798 5.278 5.087/6.17 5.549 ± 0.574
ea23 1342 1342/1342 1342 ± 0 6.071 5.521/6.468 6.071 ± 0.5799
ea25 1342 1342/1342 1342 ± 0 5.499 5.367/5.525 5.465 ± 0.1688
ea26 1342 1342/1342 1342 ± 0 5.742 5.604/6.605 6.035 ± 0.5572
ea27 1342 1342/1342 1342 ± 0.00002126 5.582 5.399/6.383 5.816 ± 0.5194
ea28 1342 1342/1342 1342 ± 0.00003909 5.724 5.501/6.496 5.95 ± 0.5821
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 ± 0.00002602 5.52 5.356/5.733 5.477 ± 0.3365
3 1342 1342/1342 1342 ± 0.00003156 5.313 5.021/5.558 5.309 ± 0.2857
4 1342 1342/1342 1342 ± 0.000026 5.405 5.108/5.503 5.315 ± 0.313
5 1342 1342/1342 1342 ± 0.00002602 5.483 5.282/5.567 5.433 ± 0.2838
6 1342 1342/1342 1342 ± 0.00002602 5.46 5.171/5.538 5.384 ± 0.2606
7 1342 1342/1342 1342 ± 0.00002602 5.432 5.29/5.52 5.384 ± 0.2386
8 1342 1342/1342 1342 ± 0.00002602 5.401 5.171/5.521 5.348 ± 0.2913
9 1342 1342/1342 1342 ± 0.00002602 5.664 5.363/5.836 5.594 ± 0.3589
10 1342 1342/1342 1342 ± 0.00002602 6.065 5.836/6.15 5.83 ± 0.6376
11 1342 1342/1342 1342 ± 0.00002602 6.256 5.944/6.405 6.013 ± 0.7531
12 1342 1342/1342 1342 ± 0.00002602 6.451 6.068/6.51 6.155 ± 0.7597
13 1342 1342/1342 1342 ± 0.00002602 6.772 6.455/6.974 6.512 ± 0.8076
14 1342 1342/1342 1342 ± 0.00002602 6.839 6.595/7.076 6.629 ± 0.8252
15 1342 1342/1342 1342 ± 0.00002602 6.423 6.208/6.58 6.159 ± 0.8004
16 1342 1342/1342 1342 ± 0.00004487 5.644 5.336/5.913 5.492 ± 0.7029
17 1342 1342/1342 1342 ± 0.00003955 5.588 5.311/6.006 5.506 ± 0.6936
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-03-29 09:13:05.722
End
2024-03-29 10:09:16.764
Duration
0:56:11.042
Note, WebLog generation is not included in the time.

CASA logs for stage 7