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 5.481 5.368/5.901 5.676 ± 0.4784
ea02 1342 1342/1342 1342 ± 0 5.941 5.481/6.416 5.974 ± 0.5155
ea04 1342 1342/1342 1342 ± 0 5.627 5.302/6.117 5.747 ± 0.4882
ea05 1342 1342/1342 1342 ± 0 5.849 5.476/6.194 5.859 ± 0.4964
ea06 1342 1342/1342 1342 ± 0 3.096 3.006/3.335 3.166 ± 0.1879
ea07 1342 1342/1342 1342 ± 0 5.646 5.492/5.858 5.658 ± 0.2067
ea08 1342 1342/1342 1342 ± 0 5.928 5.582/6.556 6.082 ± 0.6067
ea09 1342 1342/1342 1342 ± 0 5.087 4.947/5.533 5.231 ± 0.3541
ea10 1342 1342/1342 1342 ± 0 5.605 5.38/6.343 5.798 ± 0.5192
ea11 1342 1342/1342 1342 ± 0 5.804 5.578/6.385 5.984 ± 0.4973
ea12 1342 1342/1342 1342 ± 0 5.988 5.51/6.364 5.972 ± 0.5308
ea13 1342 1342/1342 1342 ± 0 6.148 5.776/6.29 6.12 ± 0.4208
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 5.187 5.039/5.34 5.179 ± 0.2839
ea17 1342 1342/1342 1342 ± 0.00001991 6.088 5.827/6.526 6.237 ± 0.5207
ea18 1342 1342/1342 1342 ± 0 5.214 4.959/5.672 5.318 ± 0.3985
ea19 1342 1342/1342 1342 ± 0 6.601 6.208/6.885 6.577 ± 0.347
ea21 1342 1342/1342 1342 ± 0 5.784 5.517/6.326 5.936 ± 0.4872
ea22 1342 1342/1342 1342 ± 0 5.448 5.178/6.093 5.623 ± 0.5263
ea23 1342 1342/1342 1342 ± 0 6.052 5.564/6.476 6.073 ± 0.5865
ea25 1342 1342/1342 1342 ± 0.000002451 5.467 5.416/5.563 5.478 ± 0.1379
ea26 1342 1342/1342 1342 ± 0 6.077 5.736/6.643 6.14 ± 0.5079
ea27 1342 1342/1342 1342 ± 0.000005593 5.584 5.295/6.199 5.736 ± 0.5026
ea28 1342 1342/1342 1342 ± 0.000005033 5.717 5.484/6.37 5.901 ± 0.5615
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 ± 0.00002604 5.56 5.388/5.79 5.538 ± 0.3103
3 1342 1342/1342 1342 ± 0.00003579 5.304 5.095/5.678 5.375 ± 0.359
4 1342 1342/1342 1342 ± 0.00002604 5.407 5.242/5.539 5.37 ± 0.2941
5 1342 1342/1342 1342 ± 0.00002604 5.503 5.356/5.678 5.495 ± 0.2848
6 1342 1342/1342 1342 ± 0.00002604 5.437 5.251/5.561 5.408 ± 0.256
7 1342 1342/1342 1342 ± 0.00002604 5.444 5.307/5.532 5.421 ± 0.2334
8 1342 1342/1342 1342 ± 0.00002604 5.45 5.169/5.501 5.366 ± 0.2793
9 1342 1342/1342 1342 ± 0.00002604 5.723 5.354/5.87 5.607 ± 0.3411
10 1342 1342/1342 1342 ± 0.00002604 6.019 5.818/6.166 5.824 ± 0.627
11 1342 1342/1342 1342 ± 0.00002604 6.271 5.956/6.366 5.992 ± 0.7528
12 1342 1342/1342 1342 ± 0.00002604 6.367 6.03/6.45 6.129 ± 0.763
13 1342 1342/1342 1342 ± 0.00002604 6.752 6.451/6.955 6.484 ± 0.817
14 1342 1342/1342 1342 ± 0.00002604 6.841 6.64/7.044 6.617 ± 0.8399
15 1342 1342/1342 1342 ± 0.00002604 6.41 6.199/6.688 6.201 ± 0.8199
16 1342 1342/1342 1342 ± 0.0000281 5.669 5.476/6.058 5.606 ± 0.7034
17 1342 1342/1342 1342 ± 0.00002606 5.67 5.567/6.086 5.639 ± 0.6833
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
Start time
2024-03-29 05:03:52.497
End
2024-03-29 05:57:27.483
Duration
0:53:34.986
Note, WebLog generation is not included in the time.

CASA logs for stage 7