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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.07 4.924/5.68 5.009 ± 0.9306
ea02 1342 1342/1342 1342 ± 0.00004234 5.635 5.103/6.201 5.413 ± 1.031
ea04 1342 1342/1342 1342 ± 0.00003918 4.982 4.717/5.715 4.959 ± 0.9229
ea05 1342 1342/1342 1342 ± 0.00001148 5.265 4.955/5.983 5.244 ± 0.8959
ea06 1342 1342/1342 1342 ± 0.00004074 4.595 4.489/5.333 4.656 ± 0.8444
ea07 1342 1342/1342 1342 ± 0.00004374 5.289 4.97/5.893 5.167 ± 0.9668
ea08 1342 1342/1342 1342 ± 0.00004382 5.439 5.192/6.359 5.445 ± 1.104
ea09 1342 1342/1342 1342 ± 0.000005312 5.138 4.949/5.976 5.209 ± 0.8576
ea10 1342 1342/1342 1342 ± 0.00004516 4.986 4.802/5.972 5.067 ± 0.9925
ea11 1342 1342/1342 1342 ± 0.00004394 5.216 4.635/6.069 5.095 ± 1.032
ea12 1342 1342/1342 1342 ± 0.00004149 5.262 4.998/6.175 5.246 ± 1.057
ea13 1342 1342/1342 1342 ± 0.00001483 5.656 5.384/6.156 5.543 ± 0.9113
ea14 1342 1342/1342 1342 ± 0.00001659 5.248 4.937/6.198 5.19 ± 1.012
ea15 1342 1342/1342 1342 ± 0.00003646 5.129 4.775/5.926 5.106 ± 1.068
ea16 1342 1342/1342 1342 ± 0.00002529 5.433 4.847/6.288 5.392 ± 1.058
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.0000395 4.644 4.277/5.216 4.609 ± 0.7848
ea19 1342 1342/1342 1342 ± 0.000003758 5.415 5.231/6.243 5.46 ± 0.9007
ea20 1342 1342/1342 1342 ± 0.0000433 5.548 5.202/6.451 5.463 ± 1.148
ea21 1342 1342/1342 1342 ± 0.00001946 5.105 4.787/5.899 5.078 ± 0.888
ea22 1342 1342/1342 1342 ± 0.0000342 5.302 4.903/6.211 5.29 ± 0.9519
ea23 1342 1342/1342 1342 ± 0.00004146 5.293 4.978/6.121 5.257 ± 0.99
ea25 1342 1342/1342 1342 ± 0.00004516 5.041 4.796/5.832 5.07 ± 0.9692
ea26 1342 1342/1342 1342 ± 0.00001872 5.479 5.29/6.336 5.537 ± 0.9281
ea27 1342 1342/1342 1342 ± 0.00004757 5.087 4.685/5.997 5.048 ± 0.9897
ea28 1342 1342/1342 1342 ± 0.00004573 5.365 4.989/6.178 5.261 ± 1.008
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 ± 0.00002393 4.987 4.881/5.302 5.056 ± 0.2639
3 1342 1342/1342 1342 ± 0.00004909 4.532 4.196/4.802 4.478 ± 0.4908
5 1342 1342/1342 1342 ± 0.00002474 4.953 4.652/5.22 4.955 ± 0.3363
6 1342 1342/1342 1342 ± 0.00002393 5.043 4.867/5.239 5.026 ± 0.2841
7 1342 1342/1342 1342 ± 0.00002393 5.094 4.95/5.229 5.084 ± 0.2515
8 1342 1342/1342 1342 ± 0.00002393 5.105 4.878/5.233 5.045 ± 0.261
9 1342 1342/1342 1342 ± 0.00002393 5.327 5.201/5.494 5.298 ± 0.2893
10 1342 1342/1342 1342 ± 0.00002393 5.804 5.69/5.929 5.755 ± 0.3032
11 1342 1342/1342 1342 ± 0.00002393 6.127 5.925/6.205 6.031 ± 0.3093
12 1342 1342/1342 1342 ± 0.00002393 6.217 5.995/6.342 6.166 ± 0.3017
13 1342 1342/1342 1342 ± 0.00002418 6.267 6.026/6.478 6.231 ± 0.3138
14 1342 1342/1342 1342 ± 0.00003851 5.669 5.294/6.128 5.723 ± 0.5096
15 1342 1342/1342 1342 ± 0.00002398 6.32 6.061/6.551 6.266 ± 0.3993
16 1342 1342/1342 1342 ± 0.00005603 3.042 2.874/3.332 3.091 ± 0.3118
17 1342 1342/1342 1342 ± 0.00005802 3.202 3.047/3.42 3.232 ± 0.2734
datacolumn
residual_data
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-16 12:26:03.453
End
2024-11-16 13:26:59.766
Duration
1:00:56.313
Note, WebLog generation is not included in the time.

CASA logs for stage 8