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 5.052 4.916/5.644 5.267 ± 0.5154
ea02 1342 1342/1342 1342 ± 0.00003519 5.441 5.159/6.207 5.544 ± 0.7131
ea04 1342 1342/1342 1342 ± 0.00002997 4.971 4.732/5.757 5.153 ± 0.6314
ea05 1342 1342/1342 1342 ± 0.000009333 5.194 4.918/6.074 5.337 ± 0.7754
ea06 1342 1342/1342 1342 ± 0.00003629 4.549 4.351/5.329 4.767 ± 0.6145
ea07 1342 1342/1342 1342 ± 0.0000355 5.446 4.984/5.845 5.429 ± 0.5342
ea08 1342 1342/1342 1342 ± 0.00003865 5.43 5.111/6.321 5.573 ± 0.7892
ea09 1342 1342/1342 1342 ± 0.00001847 5.125 4.874/5.969 5.222 ± 0.7315
ea10 1342 1342/1342 1342 ± 0.00003712 5.155 4.794/5.987 5.288 ± 0.6271
ea11 1342 1342/1342 1342 ± 0.0000295 5.215 4.841/6.129 5.37 ± 0.6798
ea12 1342 1342/1342 1342 ± 0.00003664 5.224 4.893/6.209 5.426 ± 0.7871
ea13 1342 1342/1342 1342 ± 0.00001546 5.5 5.379/6.164 5.549 ± 0.8125
ea14 1342 1342/1342 1342 ± 0.00002028 5.251 4.904/6.175 5.396 ± 0.6996
ea15 1342 1342/1342 1342 ± 0.00002099 4.827 4.713/5.875 5.234 ± 0.744
ea16 1342 1342/1342 1342 ± 0.00002162 5.375 5.144/6.264 5.658 ± 0.7387
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003024 4.679 4.428/5.433 4.794 ± 0.5418
ea19 1342 1342/1342 1342 ± 0.000009723 5.383 5.127/6.371 5.526 ± 0.779
ea20 1342 1342/1342 1342 ± 0.00003711 5.549 5.169/6.56 5.7 ± 0.8514
ea21 1342 1342/1342 1342 ± 0.00001507 5.069 4.776/5.951 5.249 ± 0.6903
ea22 1342 1342/1342 1342 ± 0.00003217 5.255 4.914/6.072 5.392 ± 0.7257
ea23 1342 1342/1342 1342 ± 0.00003124 5.471 5.099/6.093 5.556 ± 0.6415
ea25 1342 1342/1342 1342 ± 0.00003844 5.108 4.853/5.839 5.307 ± 0.5967
ea26 1342 1342/1342 1342 ± 0.00002498 5.426 5.246/6.328 5.528 ± 0.8599
ea27 1342 1342/1342 1342 ± 0.00004204 5.081 4.837/6.012 5.301 ± 0.6348
ea28 1342 1342/1342 1342 ± 0.00004152 5.327 5.005/6.164 5.437 ± 0.6863
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 ± 0.00002392 4.972 4.889/5.258 5.032 ± 0.2538
3 1342 1342/1342 1342 ± 0.00002939 4.788 4.629/5.003 4.782 ± 0.3078
4 1342 1342/1342 1342 ± 0.0000304 4.708 4.576/4.847 4.645 ± 0.2971
5 1342 1342/1342 1342 ± 0.00002436 4.92 4.724/5.157 4.931 ± 0.3283
6 1342 1342/1342 1342 ± 0.00002392 5.016 4.832/5.209 5.001 ± 0.272
7 1342 1342/1342 1342 ± 0.00002392 5.074 4.916/5.21 5.067 ± 0.2466
8 1342 1342/1342 1342 ± 0.00002392 5.07 4.882/5.209 5.028 ± 0.2521
9 1342 1342/1342 1342 ± 0.00002392 5.313 5.18/5.473 5.289 ± 0.2889
10 1342 1342/1342 1342 ± 0.00002392 5.784 5.648/5.917 5.741 ± 0.2976
11 1342 1342/1342 1342 ± 0.00002392 6.069 5.87/6.181 6.007 ± 0.2991
12 1342 1342/1342 1342 ± 0.00002392 6.197 6.009/6.326 6.153 ± 0.2982
13 1342 1342/1342 1342 ± 0.0000243 6.289 6.151/6.503 6.304 ± 0.3167
14 1342 1342/1342 1342 ± 0.00003581 5.958 5.695/6.303 6.004 ± 0.3934
15 1342 1342/1342 1342 ± 0.00002394 6.282 6.083/6.565 6.259 ± 0.4048
16 1342 1342/1342 1342 ± 0.00006091 4.219 3.94/4.668 4.315 ± 0.5019
17 1342 1342/1342 1342 ± 0.00006101 4.258 3.928/4.66 4.308 ± 0.4973
statwtmode
VLASS-SE
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-17 08:17:23.522
End
2024-11-17 09:24:51.165
Duration
1:07:27.643
Note, WebLog generation is not included in the time.

CASA logs for stage 8