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 5.549 5.281/6.158 5.705 ± 0.5595
ea02 1342 1342/1342 1342 ± 0.00001679 5.89 5.475/6.523 5.993 ± 0.6255
ea04 1342 1342/1342 1342 ± 0 5.507 5.173/6.076 5.636 ± 0.5198
ea05 1342 1342/1342 1342 ± 0 5.93 5.495/6.538 5.919 ± 0.5916
ea06 1342 1342/1342 1342 ± 0 5.509 5.075/5.881 5.499 ± 0.4794
ea07 1342 1342/1342 1342 ± 0 5.174 5.09/5.545 5.278 ± 0.2271
ea08 1342 1342/1342 1342 ± 0.00002979 5.982 5.616/6.648 6.127 ± 0.6657
ea09 1342 1342/1342 1342 ± 0 5.166 4.89/5.683 5.283 ± 0.4194
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000001631 5.831 5.375/6.385 5.912 ± 0.5969
ea13 1342 1342/1342 1342 ± 0 6.074 5.75/6.257 6.129 ± 0.4657
ea14 1342 1342/1342 1342 ± 0 6.066 5.446/6.52 6.024 ± 0.6281
ea15 1342 1342/1342 1342 ± 0 6.066 5.521/6.543 6.134 ± 0.6745
ea16 1342 1342/1342 1342 ± 0 6.102 5.682/6.659 6.217 ± 0.6631
ea17 1342 1342/1342 1342 ± 0.00001023 5.729 5.433/5.84 5.676 ± 0.2402
ea18 1342 1342/1342 1342 ± 0 5.207 4.877/5.751 5.29 ± 0.5016
ea19 1342 1342/1342 1342 ± 0 5.728 5.629/5.82 5.726 ± 0.1217
ea20 1342 1342/1342 1342 ± 0 6.268 5.812/6.733 6.251 ± 0.6074
ea21 1342 1342/1342 1342 ± 0 5.659 5.46/6.285 5.898 ± 0.5319
ea22 1342 1342/1342 1342 ± 0 5.589 5.229/6.365 5.774 ± 0.6268
ea23 1342 1342/1342 1342 ± 0 5.873 5.534/6.551 6.067 ± 0.6512
ea24 1342 1342/1342 1342 ± 0 5.827 5.064/6.247 5.657 ± 0.5714
ea25 1342 1342/1342 1342 ± 0.000006389 5.521 5.44/6.337 5.852 ± 0.5913
ea26 1342 1342/1342 1342 ± 0 6.149 5.778/6.895 6.266 ± 0.6724
ea27 1342 1342/1342 1342 ± 0.00001384 5.474 5.263/5.582 5.417 ± 0.1835
ea28 1342 1342/1342 1342 ± 0.0000399 5.642 5.499/6.466 5.92 ± 0.643
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 ± 0.00002412 5.508 5.345/5.637 5.482 ± 0.2401
3 1342 1342/1342 1342 ± 0.00002626 5.171 5.002/5.428 5.211 ± 0.3125
4 1342 1342/1342 1342 ± 0.00002628 5.409 5.227/5.542 5.392 ± 0.3463
5 1342 1342/1342 1342 ± 0.00002412 5.499 5.338/5.724 5.492 ± 0.3111
6 1342 1342/1342 1342 ± 0.00002467 5.323 5.071/5.518 5.311 ± 0.2581
7 1342 1342/1342 1342 ± 0.00002412 5.448 5.191/5.619 5.421 ± 0.271
8 1342 1342/1342 1342 ± 0.00002412 5.442 5.131/5.538 5.349 ± 0.3008
9 1342 1342/1342 1342 ± 0.00002417 5.717 5.437/5.884 5.62 ± 0.3214
10 1342 1342/1342 1342 ± 0.00002625 6.079 5.865/6.194 5.992 ± 0.3334
11 1342 1342/1342 1342 ± 0.00002625 6.241 6.094/6.389 6.21 ± 0.3219
12 1342 1342/1342 1342 ± 0.00002625 6.414 6.239/6.552 6.358 ± 0.3288
13 1342 1342/1342 1342 ± 0.00002625 6.888 6.453/7 6.77 ± 0.3937
14 1342 1342/1342 1342 ± 0.00002625 7.085 6.846/7.354 6.984 ± 0.4009
15 1342 1342/1342 1342 ± 0.00002625 6.719 6.352/6.965 6.629 ± 0.4419
16 1342 1342/1342 1342 ± 0.00003966 5.775 5.547/6.073 5.806 ± 0.3534
17 1342 1342/1342 1342 ± 0.00004107 5.821 5.598/6.128 5.842 ± 0.3302
overwrite_modelcol
False
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
Start time
2024-04-30 20:52:42.845
End
2024-04-30 21:14:51.130
Duration
0:22:08.286
Note, WebLog generation is not included in the time.

CASA logs for stage 7