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 5.903 5.689/6.666 6.21 ± 0.6059
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.856 5.357/6.556 5.996 ± 0.6546
ea06 1342 1342/1342 1342 ± 0 6.167 5.583/6.503 6.103 ± 0.5879
ea07 1342 1342/1342 1342 ± 0 6.211 5.617/6.486 6.173 ± 0.6146
ea08 1342 1342/1342 1342 ± 0.00001776 6.035 5.844/6.782 6.32 ± 0.6173
ea09 1342 1342/1342 1342 ± 0 6.006 5.485/6.778 6.14 ± 0.6616
ea10 1342 1342/1342 1342 ± 0.000008676 6.089 5.622/6.863 6.23 ± 0.6315
ea11 1342 1342/1342 1342 ± 0 6.131 5.484/6.711 6.192 ± 0.7005
ea12 1342 1342/1342 1342 ± 0 6.281 5.693/6.764 6.332 ± 0.6868
ea13 1342 1342/1342 1342 ± 0.000003429 5.972 5.87/6.503 6.191 ± 0.5035
ea14 1342 1342/1342 1342 ± 0 6.469 5.893/6.918 6.507 ± 0.6818
ea15 1342 1342/1342 1342 ± 0 5.789 5.214/6.152 5.727 ± 0.6493
ea16 1342 1342/1342 1342 ± 0 6.5 5.828/6.926 6.502 ± 0.7518
ea17 1342 1342/1342 1342 ± 0 6.666 6.037/7.43 6.722 ± 0.7063
ea18 1342 1342/1342 1342 ± 0 5.124 4.742/5.556 5.157 ± 0.541
ea19 1342 1342/1342 1342 ± 0 6.453 5.905/7.173 6.531 ± 0.7204
ea20 1342 1342/1342 1342 ± 0 6.115 5.84/6.962 6.371 ± 0.6111
ea21 1342 1342/1342 1342 ± 0 6.093 5.649/6.654 6.213 ± 0.6225
ea22 1342 1342/1342 1342 ± 0 6.337 5.713/6.748 6.25 ± 0.6586
ea23 1342 1342/1342 1342 ± 0 6.186 5.794/6.881 6.382 ± 0.706
ea24 1342 1342/1342 1342 ± 0 5.626 5.103/6.254 5.639 ± 0.5869
ea26 1342 1342/1342 1342 ± 0 6.302 5.855/7.071 6.431 ± 0.6708
ea27 1342 1342/1342 1342 ± 0 6.026 5.74/7.119 6.304 ± 0.733
ea28 1342 1342/1342 1342 ± 0 6.098 5.836/7.039 6.453 ± 0.7276
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 5.651 5.567/5.86 5.655 ± 0.3089
4 1342 1342/1342 1342 ± 0.00003157 5.382 5.16/5.525 5.244 ± 0.4269
5 1342 1342/1342 1342 ± 0.00002441 5.714 5.409/5.878 5.615 ± 0.3422
6 1342 1342/1342 1342 ± 0.00002441 5.656 5.426/5.784 5.572 ± 0.2837
7 1342 1342/1342 1342 ± 0.00002441 5.654 5.521/5.862 5.628 ± 0.2916
8 1342 1342/1342 1342 ± 0.00002441 5.587 5.476/5.835 5.561 ± 0.3264
9 1342 1342/1342 1342 ± 0.00002441 5.959 5.739/6.084 5.852 ± 0.335
10 1342 1342/1342 1342 ± 0.00002441 6.398 6.283/6.505 6.31 ± 0.3415
11 1342 1342/1342 1342 ± 0.00002441 6.607 6.456/6.797 6.551 ± 0.3512
12 1342 1342/1342 1342 ± 0.00002441 6.757 6.458/6.952 6.707 ± 0.389
13 1342 1342/1342 1342 ± 0.00002441 7.186 6.984/7.512 7.179 ± 0.4221
14 1342 1342/1342 1342 ± 0.00002441 7.41 7.193/7.69 7.378 ± 0.4114
15 1342 1342/1342 1342 ± 0.00002441 7.118 6.859/7.4 7.052 ± 0.4011
16 1342 1342/1342 1342 ± 0.00002441 6.246 6.083/6.487 6.265 ± 0.3783
17 1342 1342/1342 1342 ± 0.00002856 6.172 5.912/6.377 6.148 ± 0.3529
output_dir
 
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-04-18 14:25:03.542
End
2025-04-18 15:31:55.947
Duration
1:06:52.406
Note, WebLog generation is not included in the time.

CASA logs for stage 8