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

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_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 5.904 5.687/6.649 6.211 ± 0.6054
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.855 5.36/6.57 5.997 ± 0.6561
ea06 1342 1342/1342 1342 ± 0 6.161 5.578/6.504 6.096 ± 0.5848
ea07 1342 1342/1342 1342 ± 0 6.192 5.612/6.474 6.168 ± 0.617
ea08 1342 1342/1342 1342 ± 0.00001996 6.014 5.829/6.775 6.312 ± 0.6207
ea09 1342 1342/1342 1342 ± 0 5.992 5.5/6.775 6.133 ± 0.6643
ea10 1342 1342/1342 1342 ± 0.00001111 6.083 5.632/6.863 6.232 ± 0.6292
ea11 1342 1342/1342 1342 ± 0 6.138 5.483/6.713 6.187 ± 0.7021
ea12 1342 1342/1342 1342 ± 0 6.269 5.688/6.751 6.324 ± 0.6821
ea13 1342 1342/1342 1342 ± 0.00000345 5.966 5.881/6.498 6.195 ± 0.5035
ea14 1342 1342/1342 1342 ± 0 6.476 5.883/6.919 6.509 ± 0.6869
ea15 1342 1342/1342 1342 ± 0 5.774 5.207/6.146 5.721 ± 0.6534
ea16 1342 1342/1342 1342 ± 0 6.49 5.817/6.93 6.502 ± 0.7581
ea17 1342 1342/1342 1342 ± 0 6.656 6.019/7.416 6.71 ± 0.7116
ea18 1342 1342/1342 1342 ± 0 5.128 4.737/5.551 5.153 ± 0.539
ea19 1342 1342/1342 1342 ± 0 6.512 5.903/7.167 6.533 ± 0.7184
ea20 1342 1342/1342 1342 ± 0 6.085 5.84/6.973 6.37 ± 0.6128
ea21 1342 1342/1342 1342 ± 0 6.117 5.645/6.644 6.211 ± 0.6235
ea22 1342 1342/1342 1342 ± 0 6.333 5.714/6.749 6.24 ± 0.6602
ea23 1342 1342/1342 1342 ± 0 6.193 5.792/6.874 6.377 ± 0.7039
ea24 1342 1342/1342 1342 ± 0 5.623 5.104/6.263 5.641 ± 0.5955
ea26 1342 1342/1342 1342 ± 0 6.305 5.849/7.068 6.425 ± 0.6711
ea27 1342 1342/1342 1342 ± 0 6.043 5.726/7.121 6.306 ± 0.7407
ea28 1342 1342/1342 1342 ± 0 6.086 5.833/7.037 6.454 ± 0.7288
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 ± 0.00002441 5.645 5.558/5.837 5.642 ± 0.3118
4 1342 1342/1342 1342 ± 0.00003156 5.39 5.154/5.53 5.241 ± 0.4267
5 1342 1342/1342 1342 ± 0.00002441 5.711 5.391/5.814 5.606 ± 0.3429
6 1342 1342/1342 1342 ± 0.00002441 5.653 5.403/5.769 5.566 ± 0.2844
7 1342 1342/1342 1342 ± 0.00002441 5.654 5.513/5.825 5.623 ± 0.289
8 1342 1342/1342 1342 ± 0.00002441 5.579 5.469/5.834 5.557 ± 0.3274
9 1342 1342/1342 1342 ± 0.00002441 5.951 5.727/6.082 5.848 ± 0.3337
10 1342 1342/1342 1342 ± 0.00002441 6.393 6.274/6.51 6.306 ± 0.341
11 1342 1342/1342 1342 ± 0.00002441 6.597 6.456/6.786 6.548 ± 0.3526
12 1342 1342/1342 1342 ± 0.00002441 6.752 6.462/6.963 6.704 ± 0.3886
13 1342 1342/1342 1342 ± 0.00002441 7.185 6.991/7.502 7.176 ± 0.4222
14 1342 1342/1342 1342 ± 0.00002441 7.409 7.181/7.676 7.376 ± 0.4097
15 1342 1342/1342 1342 ± 0.00002441 7.091 6.852/7.405 7.049 ± 0.4021
16 1342 1342/1342 1342 ± 0.00002441 6.235 6.09/6.472 6.267 ± 0.3763
17 1342 1342/1342 1342 ± 0.00002978 6.178 5.942/6.398 6.159 ± 0.3594
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-04-18 12:00:53.086
End
2025-04-18 13:07:39.983
Duration
1:06:46.897
Note, WebLog generation is not included in the time.

CASA logs for stage 8