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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.103 4.927/5.739 5.226 ± 0.7151
ea02 1342 1342/1342 1342 ± 0.00003547 5.642 5.075/6.31 5.648 ± 0.8844
ea04 1342 1342/1342 1342 ± 0.00003827 5.026 4.711/5.655 5.021 ± 0.7509
ea05 1342 1342/1342 1342 ± 0.00001395 5.266 4.961/6.063 5.377 ± 0.8369
ea06 1342 1342/1342 1342 ± 0.00003898 4.602 4.462/5.261 4.695 ± 0.649
ea07 1342 1342/1342 1342 ± 0.00003282 5.537 5.067/5.983 5.438 ± 0.7722
ea08 1342 1342/1342 1342 ± 0.00003454 5.44 5.274/6.597 5.72 ± 0.911
ea09 1342 1342/1342 1342 ± 0.00002897 5.102 4.941/6.192 5.349 ± 0.8162
ea10 1342 1342/1342 1342 ± 0.00003445 5.316 4.782/6.148 5.297 ± 0.822
ea11 1342 1342/1342 1342 ± 0.00003947 5.256 4.828/6.079 5.316 ± 0.8204
ea12 1342 1342/1342 1342 ± 0.00003888 5.284 5.029/5.992 5.325 ± 0.8729
ea13 1342 1342/1342 1342 ± 0.00002514 5.658 5.455/6.161 5.682 ± 0.8145
ea14 1342 1342/1342 1342 ± 0.00002305 5.457 4.99/6.303 5.442 ± 0.9329
ea15 1342 1342/1342 1342 ± 0.0000399 5.186 4.755/5.931 5.141 ± 0.8859
ea16 1342 1342/1342 1342 ± 0.00002298 5.439 5.09/6.636 5.638 ± 1.047
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.00003192 4.671 4.358/5.211 4.713 ± 0.5891
ea19 1342 1342/1342 1342 ± 0.00001145 5.465 5.262/6.312 5.603 ± 0.855
ea20 1342 1342/1342 1342 ± 0.00003935 5.508 5.261/6.426 5.609 ± 0.9216
ea21 1342 1342/1342 1342 ± 0.00001914 5.144 4.883/6.013 5.308 ± 0.8354
ea22 1342 1342/1342 1342 ± 0.00003237 5.323 4.992/6.333 5.476 ± 0.8502
ea23 1342 1342/1342 1342 ± 0.00003045 5.563 5.139/6.256 5.541 ± 0.8801
ea25 1342 1342/1342 1342 ± 0.00003767 5.317 4.874/5.878 5.264 ± 0.7554
ea26 1342 1342/1342 1342 ± 0.00002772 5.455 5.311/6.51 5.674 ± 0.8724
ea27 1342 1342/1342 1342 ± 0.00003789 5.264 4.86/6.142 5.306 ± 0.7976
ea28 1342 1342/1342 1342 ± 0.00003564 5.412 5.066/6.247 5.528 ± 0.836
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 ± 0.00002396 5.034 4.893/5.297 5.081 ± 0.2631
3 1342 1342/1342 1342 ± 0.00004827 4.704 4.505/4.918 4.701 ± 0.3759
5 1342 1342/1342 1342 ± 0.0000241 4.857 4.647/5.189 4.907 ± 0.3707
6 1342 1342/1342 1342 ± 0.00002396 5.065 4.889/5.273 5.048 ± 0.2794
7 1342 1342/1342 1342 ± 0.00002396 5.096 4.94/5.2 5.083 ± 0.2449
8 1342 1342/1342 1342 ± 0.00002396 5.082 4.86/5.254 5.05 ± 0.2646
9 1342 1342/1342 1342 ± 0.00002396 5.355 5.27/5.559 5.349 ± 0.2853
10 1342 1342/1342 1342 ± 0.00002396 5.816 5.696/5.933 5.756 ± 0.2963
11 1342 1342/1342 1342 ± 0.00002396 6.081 5.935/6.21 6.036 ± 0.3135
12 1342 1342/1342 1342 ± 0.00002396 6.247 6.003/6.321 6.172 ± 0.3033
13 1342 1342/1342 1342 ± 0.00002396 6.456 6.124/6.6 6.336 ± 0.3972
14 1342 1342/1342 1342 ± 0.00002895 6.27 5.772/6.674 6.175 ± 0.574
15 1342 1342/1342 1342 ± 0.0000242 6.431 6.202/6.665 6.381 ± 0.3953
16 1342 1342/1342 1342 ± 0.00005517 3.428 3.279/3.685 3.472 ± 0.2861
17 1342 1342/1342 1342 ± 0.00005525 3.635 3.468/3.858 3.686 ± 0.3369
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-16 13:10:22.950
End
2024-11-16 14:18:30.940
Duration
1:08:07.990
Note, WebLog generation is not included in the time.

CASA logs for stage 8