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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.533 5.262/6.033 5.707 ± 0.519
ea02 1342 1342/1342 1342 ± 0.000005437 5.8 5.336/6.404 5.912 ± 0.6442
ea04 1342 1342/1342 1342 ± 0.000007904 5.494 5.096/6.092 5.63 ± 0.5826
ea05 1342 1342/1342 1342 ± 0 5.664 5.217/6.192 5.775 ± 0.5909
ea06 1342 1342/1342 1342 ± 0 5.021 4.747/5.406 5.078 ± 0.3987
ea07 1342 1342/1342 1342 ± 0 5.825 5.368/6.203 5.916 ± 0.5719
ea08 1342 1342/1342 1342 ± 0 5.835 5.473/6.602 6.074 ± 0.6604
ea09 1342 1342/1342 1342 ± 0 5.62 5.109/6.285 5.706 ± 0.6324
ea11 1342 1342/1342 1342 ± 0 5.801 5.197/6.313 5.817 ± 0.6448
ea12 1342 1342/1342 1342 ± 0 5.802 5.384/6.425 5.975 ± 0.6422
ea13 1342 1342/1342 1342 ± 0 6.008 5.642/6.324 6.078 ± 0.5133
ea14 1342 1342/1342 1342 ± 0 5.679 5.211/6.28 5.745 ± 0.6354
ea15 1342 1342/1342 1342 ± 0 5.522 5.059/6.104 5.652 ± 0.6727
ea16 1342 1342/1342 1342 ± 0 6.057 5.585/6.466 6.137 ± 0.6766
ea17 1342 1342/1342 1342 ± 0.000001926 5.976 5.498/6.689 6.063 ± 0.6013
ea18 1342 1342/1342 1342 ± 0 5.044 4.72/5.54 5.155 ± 0.5184
ea19 1342 1342/1342 1342 ± 0 6.134 5.493/6.656 6.109 ± 0.6179
ea20 1342 1342/1342 1342 ± 0 6.123 5.694/6.721 6.236 ± 0.6525
ea21 1342 1342/1342 1342 ± 0 5.599 5.315/6.253 5.785 ± 0.5581
ea22 1342 1342/1342 1342 ± 0 5.649 5.168/6.276 5.744 ± 0.6411
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.473 5.141/5.984 5.607 ± 0.5694
ea26 1342 1342/1342 1342 ± 0 6.026 5.564/6.615 6.094 ± 0.6858
ea27 1342 1342/1342 1342 ± 0.00003905 5.628 5.266/6.318 5.756 ± 0.5888
ea28 1342 1342/1342 1342 ± 0.000001359 5.581 5.296/6.365 5.822 ± 0.6411
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 ± 0.00002459 5.408 5.194/5.554 5.388 ± 0.24
3 1342 1342/1342 1342 ± 0.00002466 5.085 4.926/5.378 5.127 ± 0.263
4 1342 1342/1342 1342 ± 0.00002511 5.27 5.046/5.431 5.2 ± 0.3387
5 1342 1342/1342 1342 ± 0.00002459 5.313 5.059/5.458 5.278 ± 0.3098
6 1342 1342/1342 1342 ± 0.00002459 5.297 5.075/5.496 5.259 ± 0.2936
7 1342 1342/1342 1342 ± 0.00002459 5.289 5.174/5.474 5.288 ± 0.2455
8 1342 1342/1342 1342 ± 0.00002459 5.328 5.082/5.44 5.257 ± 0.2698
9 1342 1342/1342 1342 ± 0.00002459 5.559 5.371/5.8 5.536 ± 0.3012
10 1342 1342/1342 1342 ± 0.00002459 6.006 5.893/6.186 5.977 ± 0.3023
11 1342 1342/1342 1342 ± 0.00002459 6.245 6.1/6.354 6.183 ± 0.3136
12 1342 1342/1342 1342 ± 0.00002459 6.372 6.208/6.519 6.353 ± 0.3349
13 1342 1342/1342 1342 ± 0.00002459 6.788 6.616/7.025 6.765 ± 0.3532
14 1342 1342/1342 1342 ± 0.00002459 6.998 6.813/7.21 6.951 ± 0.3953
15 1342 1342/1342 1342 ± 0.00002459 6.596 6.406/6.833 6.549 ± 0.3671
16 1342 1342/1342 1342 ± 0.00003373 5.926 5.834/6.23 5.957 ± 0.3027
17 1342 1342/1342 1342 ± 0.00003308 5.962 5.81/6.152 5.964 ± 0.3118
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
statwtmode
VLASS-SE
Start time
2024-12-13 03:01:22.678
End
2024-12-13 03:37:54.592
Duration
0:36:31.914
Note, WebLog generation is not included in the time.

CASA logs for stage 8