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

Statwt Summary Plot

VLASS2.1.sb38458451.eb38565931.59072.733167094906_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 4.995 4.842/5.668 4.926 ± 1.01
ea02 1342 1342/1342 1342 ± 0.00004252 5.364 5.063/6.141 5.258 ± 1.157
ea05 1342 1342/1342 1342 ± 0.00001556 5.265 4.903/6.03 5.176 ± 0.9426
ea06 1342 1342/1342 1342 ± 0.00004181 4.864 4.73/5.404 4.768 ± 0.9637
ea07 1342 1342/1342 1342 ± 0.00004415 5.295 4.917/5.612 4.992 ± 1.014
ea08 1342 1342/1342 1342 ± 0.00004478 5.551 5.323/6.453 5.481 ± 1.241
ea09 1342 1342/1342 1342 ± 0.000005344 4.987 4.761/5.728 4.922 ± 0.8933
ea10 1342 1342/1342 1342 ± 0.00004551 5.088 4.908/6.047 5.125 ± 1.123
ea11 1342 1342/1342 1342 ± 0.00004329 5.412 5.009/6.109 5.187 ± 1.153
ea12 1342 1342/1342 1342 ± 0.00004253 5.407 5.079/6.284 5.311 ± 1.198
ea13 1342 1342/1342 1342 ± 0.00001227 5.643 5.484/6.173 5.513 ± 0.985
ea14 1342 1342/1342 1342 ± 0.00001876 5.295 5.039/6.24 5.22 ± 1.138
ea15 1342 1342/1342 1342 ± 0.00003481 5.245 4.957/6.035 5.195 ± 1.13
ea16 1342 1342/1342 1342 ± 0 5.03 4.982/5.177 5.025 ± 0.2399
ea17 1342 1342/1342 1342 ± 0.00004689 5.622 5.096/6.344 5.383 ± 1.222
ea18 1342 1342/1342 1342 ± 0.00004232 4.765 4.395/5.273 4.579 ± 0.9024
ea19 1342 1342/1342 1342 ± 0.000009314 5.444 5.2/6.165 5.382 ± 0.9494
ea20 1342 1342/1342 1342 ± 0.0000426 5.65 5.365/6.505 5.583 ± 1.258
ea21 1342 1342/1342 1342 ± 0.00002245 5.108 4.931/5.901 5.078 ± 0.9645
ea22 1342 1342/1342 1342 ± 0.00003533 5.279 4.9/6.132 5.206 ± 1.114
ea23 1342 1342/1342 1342 ± 0.00004208 5.332 5.002/6.095 5.2 ± 1.153
ea25 1342 1342/1342 1342 ± 0 5.107 4.881/5.185 5.082 ± 0.1788
ea26 1342 1342/1342 1342 ± 0.00002005 5.4 5.256/6.112 5.334 ± 0.9964
ea27 1342 1342/1342 1342 ± 0.00004699 5.085 4.849/5.958 5.038 ± 1.084
ea28 1342 1342/1342 1342 ± 0.00004623 5.255 5.037/6.148 5.197 ± 1.155
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 ± 0.00002394 5.19 4.975/5.318 5.15 ± 0.2632
5 1342 1342/1342 1342 ± 0.00002396 5.022 4.865/5.185 5.005 ± 0.3311
6 1342 1342/1342 1342 ± 0.00002394 5.048 4.996/5.206 5.071 ± 0.2401
7 1342 1342/1342 1342 ± 0.00002394 5.083 4.982/5.205 5.102 ± 0.2137
8 1342 1342/1342 1342 ± 0.00002394 5.128 4.927/5.296 5.112 ± 0.2518
9 1342 1342/1342 1342 ± 0.00002394 5.373 5.269/5.568 5.351 ± 0.2837
10 1342 1342/1342 1342 ± 0.00002492 5.814 5.545/5.932 5.761 ± 0.3012
11 1342 1342/1342 1342 ± 0.00002492 6.132 5.967/6.236 6.053 ± 0.3152
12 1342 1342/1342 1342 ± 0.00002492 6.301 6.022/6.356 6.214 ± 0.3174
13 1342 1342/1342 1342 ± 0.00002512 6.212 5.911/6.474 6.183 ± 0.361
14 1342 1342/1342 1342 ± 0.00004519 5.287 4.946/5.73 5.39 ± 0.6472
15 1342 1342/1342 1342 ± 0.00002509 6.342 6.124/6.589 6.296 ± 0.4271
16 1342 1342/1342 1342 ± 0.00005468 2.696 2.514/2.952 2.743 ± 0.2974
17 1342 1342/1342 1342 ± 0.00005754 2.83 2.699/3.069 2.902 ± 0.2786
statwtmode
VLASS-SE
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38458451.eb38565931.59072.733167094906_split_split.ms
Start time
2024-11-16 10:01:42.338
End
2024-11-16 10:54:47.206
Duration
0:53:04.868
Note, WebLog generation is not included in the time.

CASA logs for stage 8