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

Statwt Summary Plot

VLASS2.1.sb38597432.eb38627615.59094.07999482639_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 5.69 5.266/6.056 5.725 ± 0.5144
ea02 1342 1342/1342 1342 ± 0 5.868 5.32/6.429 5.926 ± 0.6511
ea04 1342 1342/1342 1342 ± 0 5.487 5.112/6.075 5.635 ± 0.5715
ea05 1342 1342/1342 1342 ± 0 5.678 5.187/6.195 5.764 ± 0.6008
ea06 1342 1342/1342 1342 ± 0 5.03 4.741/5.414 5.074 ± 0.4063
ea07 1342 1342/1342 1342 ± 0 5.851 5.394/6.206 5.932 ± 0.5602
ea08 1342 1342/1342 1342 ± 0 5.822 5.491/6.594 6.074 ± 0.6626
ea09 1342 1342/1342 1342 ± 0 5.623 5.096/6.184 5.715 ± 0.637
ea11 1342 1342/1342 1342 ± 0 5.826 5.244/6.321 5.82 ± 0.6408
ea12 1342 1342/1342 1342 ± 0 5.806 5.397/6.406 5.978 ± 0.6338
ea13 1342 1342/1342 1342 ± 0 6.049 5.652/6.362 6.086 ± 0.5192
ea14 1342 1342/1342 1342 ± 0 5.73 5.205/6.284 5.758 ± 0.6294
ea15 1342 1342/1342 1342 ± 0 5.521 5.061/6.098 5.659 ± 0.6592
ea16 1342 1342/1342 1342 ± 0 6.06 5.6/6.485 6.151 ± 0.6839
ea17 1342 1342/1342 1342 ± 0.000001177 6.073 5.514/6.428 6.089 ± 0.6001
ea18 1342 1342/1342 1342 ± 0 5.056 4.735/5.521 5.155 ± 0.5172
ea19 1342 1342/1342 1342 ± 0 6.139 5.482/6.647 6.104 ± 0.6115
ea20 1342 1342/1342 1342 ± 0 6.114 5.695/6.717 6.238 ± 0.6485
ea21 1342 1342/1342 1342 ± 0 5.605 5.331/6.257 5.79 ± 0.5601
ea22 1342 1342/1342 1342 ± 0 5.644 5.175/6.281 5.762 ± 0.6388
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.492 5.146/5.975 5.608 ± 0.568
ea26 1342 1342/1342 1342 ± 0 6.033 5.545/6.609 6.1 ± 0.6819
ea27 1342 1342/1342 1342 ± 0.00003666 5.634 5.253/6.34 5.761 ± 0.5896
ea28 1342 1342/1342 1342 ± 0 5.612 5.331/6.365 5.838 ± 0.6376
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 ± 0.0000244 5.403 5.192/5.561 5.396 ± 0.2412
3 1342 1342/1342 1342 ± 0.00002442 5.115 4.969/5.43 5.169 ± 0.2603
4 1342 1342/1342 1342 ± 0.0000249 5.291 5.07/5.465 5.222 ± 0.369
5 1342 1342/1342 1342 ± 0.0000244 5.324 5.065/5.453 5.284 ± 0.3132
6 1342 1342/1342 1342 ± 0.0000244 5.281 5.041/5.462 5.233 ± 0.2901
7 1342 1342/1342 1342 ± 0.0000244 5.289 5.143/5.479 5.291 ± 0.2486
8 1342 1342/1342 1342 ± 0.0000244 5.328 5.073/5.437 5.255 ± 0.2706
9 1342 1342/1342 1342 ± 0.0000244 5.557 5.379/5.815 5.538 ± 0.3014
10 1342 1342/1342 1342 ± 0.0000244 6.015 5.883/6.193 5.98 ± 0.3043
11 1342 1342/1342 1342 ± 0.0000244 6.242 6.103/6.385 6.185 ± 0.3158
12 1342 1342/1342 1342 ± 0.0000244 6.372 6.2/6.523 6.354 ± 0.3392
13 1342 1342/1342 1342 ± 0.0000244 6.791 6.632/7.014 6.764 ± 0.3483
14 1342 1342/1342 1342 ± 0.0000244 7.005 6.817/7.216 6.954 ± 0.3995
15 1342 1342/1342 1342 ± 0.0000244 6.615 6.416/6.85 6.556 ± 0.3721
16 1342 1342/1342 1342 ± 0.00003367 5.949 5.849/6.194 5.97 ± 0.3118
17 1342 1342/1342 1342 ± 0.00003059 5.96 5.817/6.239 5.974 ± 0.3111
vis
VLASS2.1.sb38597432.eb38627615.59094.07999482639_split_split.ms
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-12-13 04:56:56.302
End
2024-12-13 05:47:17.462
Duration
0:50:21.160
Note, WebLog generation is not included in the time.

CASA logs for stage 8