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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.578 5.506/6.298 5.894 ± 0.6047
ea02 1342 1342/1342 1342 ± 0.0000415 6.279 5.667/6.784 6.287 ± 0.6504
ea03 1342 1342/1342 1342 ± 0 5.733 4.984/6.148 5.625 ± 0.5948
ea04 1342 1342/1342 1342 ± 0 5.587 5.173/6.169 5.672 ± 0.5542
ea05 1342 1342/1342 1342 ± 0 6.123 5.573/6.627 5.991 ± 0.6643
ea06 1342 1342/1342 1342 ± 0 4.845 4.813/4.909 4.828 ± 0.1233
ea07 1342 1342/1342 1342 ± 0 6.141 5.721/6.475 6.226 ± 0.6159
ea08 1342 1342/1342 1342 ± 0 6.189 5.75/6.897 6.322 ± 0.6809
ea09 1342 1342/1342 1342 ± 0 5.967 5.443/6.668 6.052 ± 0.7091
ea10 1342 1342/1342 1342 ± 0 6.037 5.591/6.744 6.145 ± 0.6671
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.057 5.48/6.481 6.054 ± 0.703
ea13 1342 1342/1342 1342 ± 0 6.545 6.041/6.828 6.403 ± 0.6326
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.184 5.679/6.643 6.234 ± 0.6872
ea16 1342 1342/1342 1342 ± 0 6.428 5.93/6.957 6.435 ± 0.7557
ea17 1342 1342/1342 1342 ± 0 6.658 6.046/7.271 6.673 ± 0.6719
ea18 1342 1342/1342 1342 ± 0 5.229 4.836/5.679 5.266 ± 0.5376
ea19 1342 1342/1342 1342 ± 0 6.294 5.636/6.765 6.194 ± 0.6214
ea20 1342 1342/1342 1342 ± 0 6.181 5.609/6.677 6.103 ± 0.6835
ea21 1342 1342/1342 1342 ± 0 5.906 5.665/6.587 6.093 ± 0.626
ea22 1342 1342/1342 1342 ± 0 6.133 5.506/6.444 5.998 ± 0.5749
ea23 1342 1342/1342 1342 ± 0 6.167 5.733/6.71 6.247 ± 0.6867
ea24 1342 1342/1342 1342 ± 0 6.235 5.659/6.756 6.165 ± 0.6858
ea25 1342 1342/1342 1342 ± 0 5.862 5.453/6.416 5.927 ± 0.612
ea26 1342 1342/1342 1342 ± 0 6.62 6.009/7.248 6.57 ± 0.7379
ea27 1342 1342/1342 1342 ± 0 5.728 5.612/6.545 5.964 ± 0.6263
ea28 1342 1342/1342 1342 ± 0 5.752 5.429/6.43 5.891 ± 0.6378
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 ± 0.00002385 5.688 5.407/5.789 5.591 ± 0.3293
4 1342 1342/1342 1342 ± 0.00002591 4.937 4.681/5.104 4.889 ± 0.2364
5 1342 1342/1342 1342 ± 0.00002385 5.554 5.33/5.748 5.519 ± 0.3527
6 1342 1342/1342 1342 ± 0.00002385 5.564 5.421/5.751 5.527 ± 0.3396
7 1342 1342/1342 1342 ± 0.00002385 5.607 5.442/5.694 5.547 ± 0.3152
8 1342 1342/1342 1342 ± 0.00002385 5.492 5.297/5.69 5.46 ± 0.3505
9 1342 1342/1342 1342 ± 0.00002385 5.715 5.513/6.104 5.728 ± 0.3873
10 1342 1342/1342 1342 ± 0.00002432 6.281 6.066/6.455 6.221 ± 0.3411
11 1342 1342/1342 1342 ± 0.00002432 6.538 6.3/6.632 6.434 ± 0.3218
12 1342 1342/1342 1342 ± 0.00002432 6.6 6.444/6.769 6.598 ± 0.3561
13 1342 1342/1342 1342 ± 0.00002432 7.071 6.929/7.195 7.042 ± 0.3683
14 1342 1342/1342 1342 ± 0.00002432 7.206 7.026/7.505 7.21 ± 0.3968
15 1342 1342/1342 1342 ± 0.00002432 6.831 6.614/7.079 6.809 ± 0.3536
16 1342 1342/1342 1342 ± 0.00002482 6.192 5.907/6.456 6.223 ± 0.3624
17 1342 1342/1342 1342 ± 0.00002482 6.189 6/6.463 6.25 ± 0.3518
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
Start time
2025-01-11 03:14:02.865
End
2025-01-11 04:32:32.341
Duration
1:18:29.476
Note, WebLog generation is not included in the time.

CASA logs for stage 8