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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.161 5.092/5.695 5.462 ± 0.499
ea02 1342 1342/1342 1342 ± 0.00004468 5.654 5.231/6.103 5.756 ± 0.5965
ea04 1342 1342/1342 1342 ± 0 5.172 4.849/5.631 5.299 ± 0.5303
ea05 1342 1342/1342 1342 ± 0 5.735 5.167/6.369 5.759 ± 0.6244
ea06 1342 1342/1342 1342 ± 0 4.957 4.629/5.449 5.039 ± 0.5144
ea07 1342 1342/1342 1342 ± 0.00002088 5.57 5.104/5.874 5.565 ± 0.6243
ea08 1342 1342/1342 1342 ± 0.00004976 5.554 5.37/6.342 5.806 ± 0.5235
ea09 1342 1342/1342 1342 ± 0 5.24 4.92/5.638 5.311 ± 0.4609
ea10 1342 1342/1342 1342 ± 0.00003271 4.685 4.485/5.376 4.914 ± 0.5141
ea11 1342 1342/1342 1342 ± 0.00002749 5.56 5.147/6.172 5.654 ± 0.7758
ea12 1342 1342/1342 1342 ± 0 5.312 5.061/5.73 5.423 ± 0.5517
ea13 1342 1342/1342 1342 ± 0.000002697 5.624 5.524/6.03 5.783 ± 0.3915
ea14 1342 1342/1342 1342 ± 0 5.421 5.172/6.164 5.693 ± 0.643
ea15 1342 1342/1342 1342 ± 0 5.515 5.096/6.113 5.646 ± 0.6342
ea16 1342 1342/1342 1342 ± 0 5.758 5.374/6.107 5.822 ± 0.6162
ea17 1342 1342/1342 1342 ± 0.00005138 5.596 5.311/5.92 5.708 ± 0.6344
ea18 1342 1342/1342 1342 ± 0.000009522 4.83 4.48/5.241 4.924 ± 0.5768
ea19 1342 1342/1342 1342 ± 0 5.862 5.319/6.509 5.922 ± 0.6154
ea20 1342 1342/1342 1342 ± 0.00000137 5.584 5.307/6.142 5.73 ± 0.7065
ea21 1342 1342/1342 1342 ± 0 5.213 5.084/5.995 5.528 ± 0.5263
ea22 1342 1342/1342 1342 ± 0.00001735 5.472 5.157/6.036 5.627 ± 0.6051
ea23 1342 1342/1342 1342 ± 0 5.463 5.204/6.134 5.75 ± 0.7343
ea24 1342 1342/1342 1342 ± 0 5.329 4.729/5.735 5.273 ± 0.5247
ea25 1342 1342/1342 1342 ± 0.00004584 5.268 5.022/5.946 5.425 ± 0.5973
ea26 1342 1342/1342 1342 ± 0.000003897 5.536 5.394/6.214 5.852 ± 0.5915
ea27 1342 1342/1342 1342 ± 0.00005127 5.321 5.074/5.83 5.485 ± 0.5666
ea28 1342 1342/1342 1342 ± 0.00004996 5.447 5.261/6.085 5.71 ± 0.644
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 ± 0.00002305 5.317 5.039/5.406 5.206 ± 0.2972
5 1342 1342/1342 1342 ± 0.00002322 5.048 4.812/5.207 5.045 ± 0.2839
6 1342 1342/1342 1342 ± 0.00002394 5.072 4.896/5.292 5.062 ± 0.2605
7 1342 1342/1342 1342 ± 0.00002305 5.158 4.988/5.312 5.12 ± 0.2599
8 1342 1342/1342 1342 ± 0.00002305 5.181 4.923/5.292 5.097 ± 0.2943
9 1342 1342/1342 1342 ± 0.00002305 5.443 5.106/5.659 5.39 ± 0.3045
10 1342 1342/1342 1342 ± 0.00002305 5.871 5.609/5.964 5.774 ± 0.2969
11 1342 1342/1342 1342 ± 0.00002305 6.007 5.734/6.154 5.928 ± 0.3007
12 1342 1342/1342 1342 ± 0.00002305 6.231 6.006/6.387 6.201 ± 0.3298
13 1342 1342/1342 1342 ± 0.00002305 6.694 6.337/6.899 6.621 ± 0.3874
14 1342 1342/1342 1342 ± 0.00002955 6.892 6.527/6.98 6.704 ± 0.4199
15 1342 1342/1342 1342 ± 0.00004907 5.747 5.516/6.166 5.798 ± 0.4905
16 1342 1342/1342 1342 ± 0.00005747 5.018 4.609/5.306 4.968 ± 0.452
17 1342 1342/1342 1342 ± 0.00005332 5.216 4.869/5.558 5.218 ± 0.459
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
Start time
2024-12-06 17:45:13.741
End
2024-12-06 18:35:07.599
Duration
0:49:53.859
Note, WebLog generation is not included in the time.

CASA logs for stage 8