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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.41 5.066/5.824 5.501 ± 0.5118
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.417 5.073/5.92 5.519 ± 0.5346
ea05 1342 1342/1342 1342 ± 0 5.613 5.18/6.152 5.684 ± 0.5775
ea06 1342 1342/1342 1342 ± 0 4.92 4.716/5.309 4.997 ± 0.3768
ea07 1342 1342/1342 1342 ± 0 5.809 5.292/6.103 5.826 ± 0.5735
ea08 1342 1342/1342 1342 ± 0 5.692 5.328/6.398 5.855 ± 0.6566
ea09 1342 1342/1342 1342 ± 0 5.54 5.002/6.252 5.612 ± 0.6187
ea10 1342 1342/1342 1342 ± 0 5.697 5.151/6.448 5.763 ± 0.6743
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.732 5.273/6.258 5.826 ± 0.6214
ea13 1342 1342/1342 1342 ± 0 5.889 5.538/6.133 5.91 ± 0.4622
ea14 1342 1342/1342 1342 ± 0 5.669 5.138/6.188 5.673 ± 0.6391
ea15 1342 1342/1342 1342 ± 0 5.454 4.984/5.977 5.528 ± 0.6508
ea16 1342 1342/1342 1342 ± 0 5.981 5.427/6.409 6.021 ± 0.7169
ea17 1342 1342/1342 1342 ± 0.000002177 5.885 5.512/6.368 5.978 ± 0.6394
ea18 1342 1342/1342 1342 ± 0 4.978 4.733/5.385 5.061 ± 0.5025
ea19 1342 1342/1342 1342 ± 0 5.877 5.462/6.472 6.009 ± 0.6169
ea20 1342 1342/1342 1342 ± 0 5.998 5.631/6.639 6.097 ± 0.6446
ea21 1342 1342/1342 1342 ± 0 5.481 5.249/6.099 5.644 ± 0.551
ea22 1342 1342/1342 1342 ± 0 5.53 5.015/6.162 5.605 ± 0.646
ea23 1342 1342/1342 1342 ± 0 5.849 5.392/6.442 5.93 ± 0.6696
ea25 1342 1342/1342 1342 ± 0 5.459 5.15/5.95 5.558 ± 0.5711
ea26 1342 1342/1342 1342 ± 0 5.869 5.413/6.473 5.936 ± 0.6625
ea27 1342 1342/1342 1342 ± 0.00001697 5.48 5.041/6.256 5.631 ± 0.6033
ea28 1342 1342/1342 1342 ± 0 5.446 5.199/6.126 5.612 ± 0.5866
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 ± 0.00002443 5.339 5.106/5.493 5.307 ± 0.2508
3 1342 1342/1342 1342 ± 0.00002609 5.026 4.847/5.244 5.027 ± 0.2534
4 1342 1342/1342 1342 ± 0.00002443 5.137 4.908/5.28 5.087 ± 0.2906
5 1342 1342/1342 1342 ± 0.00002443 5.236 4.988/5.316 5.181 ± 0.286
6 1342 1342/1342 1342 ± 0.00002489 4.889 4.704/4.972 4.854 ± 0.2137
7 1342 1342/1342 1342 ± 0.00002443 5.231 5.137/5.403 5.258 ± 0.2367
8 1342 1342/1342 1342 ± 0.00002443 5.217 5.043/5.35 5.211 ± 0.2686
9 1342 1342/1342 1342 ± 0.00002443 5.474 5.311/5.77 5.48 ± 0.2988
10 1342 1342/1342 1342 ± 0.00002443 5.892 5.711/6.088 5.883 ± 0.2954
11 1342 1342/1342 1342 ± 0.00002443 6.108 6.016/6.313 6.096 ± 0.3189
12 1342 1342/1342 1342 ± 0.00002443 6.251 6.087/6.478 6.235 ± 0.3437
13 1342 1342/1342 1342 ± 0.00002443 6.634 6.514/6.858 6.634 ± 0.3592
14 1342 1342/1342 1342 ± 0.00002443 6.747 6.639/7.102 6.777 ± 0.3791
15 1342 1342/1342 1342 ± 0.00002443 6.477 6.313/6.68 6.416 ± 0.3629
16 1342 1342/1342 1342 ± 0.00002712 5.809 5.655/6.021 5.808 ± 0.3106
17 1342 1342/1342 1342 ± 0.00002523 5.813 5.607/5.978 5.785 ± 0.3041
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
output_dir
 
Start time
2024-05-01 08:52:36.417
End
2024-05-01 10:01:50.426
Duration
1:09:14.009
Note, WebLog generation is not included in the time.

CASA logs for stage 7