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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.813 5.22/6.168 5.579 ± 0.758
ea02 1342 1342/1342 1342 ± 0.00003188 6.124 5.321/6.544 5.92 ± 0.8756
ea04 1342 1342/1342 1342 ± 0.00004247 5.395 5.06/6.05 5.359 ± 0.815
ea05 1342 1342/1342 1342 ± 0.00003041 5.358 5.009/6.369 5.551 ± 0.9212
ea06 1342 1342/1342 1342 ± 0.00004475 5.257 5.009/6.018 5.317 ± 0.8006
ea07 1342 1342/1342 1342 ± 0.00003393 5.963 5.27/6.362 5.719 ± 0.782
ea09 1342 1342/1342 1342 ± 0.00003637 5.581 5.105/6.321 5.504 ± 0.9184
ea10 1342 1342/1342 1342 ± 0.00003231 5.154 4.735/5.81 5.212 ± 0.6632
ea11 1342 1342/1342 1342 ± 0.00003532 5.924 5.325/6.502 5.837 ± 0.8407
ea12 1342 1342/1342 1342 ± 0.00003998 5.64 5.359/6.524 5.748 ± 0.9175
ea13 1342 1342/1342 1342 ± 0.00002668 5.679 5.495/6.22 5.774 ± 0.8875
ea14 1342 1342/1342 1342 ± 0.00003762 5.616 5.329/6.526 5.815 ± 0.944
ea15 1342 1342/1342 1342 ± 0.00004213 5.612 5.299/6.42 5.663 ± 0.9754
ea16 1342 1342/1342 1342 ± 0.0000375 5.769 5.379/6.779 5.962 ± 1.105
ea17 1342 1342/1342 1342 ± 0.00003591 6.028 5.548/6.8 5.99 ± 0.9014
ea18 1342 1342/1342 1342 ± 0.00003652 4.957 4.752/5.632 5.073 ± 0.6256
ea19 1342 1342/1342 1342 ± 0.00001837 5.648 5.4/6.701 5.826 ± 0.9597
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00003607 5.505 5.226/6.279 5.624 ± 0.8951
ea22 1342 1342/1342 1342 ± 0.00004023 5.412 5.072/6.421 5.618 ± 0.9667
ea23 1342 1342/1342 1342 ± 0.00003518 5.786 5.383/6.511 5.878 ± 0.948
ea24 1342 1342/1342 1342 ± 0.00002663 5.19 4.747/6.162 5.334 ± 0.8407
ea25 1342 1342/1342 1342 ± 0.00003387 5.954 5.229/6.269 5.644 ± 0.7552
ea26 1342 1342/1342 1342 ± 0.00003718 5.711 5.548/6.693 5.886 ± 1.009
ea27 1342 1342/1342 1342 ± 0.0000343 5.527 5.213/6.391 5.681 ± 0.7852
ea28 1342 1342/1342 1342 ± 0.00003511 6.006 5.406/6.593 5.895 ± 0.8476
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 5.315 5.181/5.529 5.303 ± 0.2765
5 1342 1342/1342 1342 ± 0.00003852 4.895 4.798/5.147 4.972 ± 0.1995
6 1342 1342/1342 1342 ± 0.00002394 5.231 5.071/5.433 5.254 ± 0.2498
7 1342 1342/1342 1342 ± 0.00002394 5.277 5.119/5.389 5.235 ± 0.2288
8 1342 1342/1342 1342 ± 0.00002394 5.282 5.008/5.38 5.21 ± 0.2669
9 1342 1342/1342 1342 ± 0.00002394 5.573 5.267/5.713 5.503 ± 0.2684
10 1342 1342/1342 1342 ± 0.00002394 5.989 5.825/6.045 5.917 ± 0.2411
11 1342 1342/1342 1342 ± 0.00002394 6.259 6.043/6.412 6.202 ± 0.2447
12 1342 1342/1342 1342 ± 0.00002394 6.368 6.173/6.533 6.371 ± 0.2823
13 1342 1342/1342 1342 ± 0.00002419 6.571 6.327/6.793 6.532 ± 0.3902
14 1342 1342/1342 1342 ± 0.00002472 6.733 6.381/6.972 6.669 ± 0.44
15 1342 1342/1342 1342 ± 0.0000309 6.732 6.445/6.973 6.686 ± 0.4147
16 1342 1342/1342 1342 ± 0.00004944 3.82 3.685/3.954 3.818 ± 0.2006
17 1342 1342/1342 1342 ± 0.00004692 3.799 3.598/4.029 3.826 ± 0.3527
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
Start time
2024-11-01 21:10:24.286
End
2024-11-01 22:23:30.898
Duration
1:13:06.613
Note, WebLog generation is not included in the time.

CASA logs for stage 8