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

Statwt Summary Plot

VLASS2.1.sb38461639.eb38575724.59076.48643795139_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 5.106 5.059/5.987 5.421 ± 0.728
ea02 1342 1342/1342 1342 ± 0.00003517 5.724 5.142/6.487 5.789 ± 0.9205
ea04 1342 1342/1342 1342 ± 0.00003239 5.365 4.905/5.886 5.351 ± 0.712
ea05 1342 1342/1342 1342 ± 0.00001719 5.482 5.023/6.461 5.673 ± 0.93
ea06 1342 1342/1342 1342 ± 0.00003397 5.002 4.683/5.57 5.068 ± 0.622
ea07 1342 1342/1342 1342 ± 0.00003319 5.947 5.178/6.104 5.685 ± 0.8338
ea08 1342 1342/1342 1342 ± 0.00003307 5.85 5.477/6.739 6.053 ± 0.9677
ea09 1342 1342/1342 1342 ± 0.00002814 5.61 5.053/6.398 5.599 ± 0.9273
ea10 1342 1342/1342 1342 ± 0.00003394 5.808 4.965/6.395 5.608 ± 0.866
ea11 1342 1342/1342 1342 ± 0.00003381 5.6 5.028/6.321 5.581 ± 0.8375
ea12 1342 1342/1342 1342 ± 0.00003632 5.609 5.062/6.358 5.583 ± 0.9046
ea13 1342 1342/1342 1342 ± 0.00002184 5.686 5.413/6.255 5.84 ± 0.9105
ea14 1342 1342/1342 1342 ± 0.0000294 5.592 5.23/6.526 5.781 ± 0.9249
ea15 1342 1342/1342 1342 ± 0.00002916 5.655 4.992/6.432 5.63 ± 0.8574
ea16 1342 1342/1342 1342 ± 0.00002609 5.594 5.098/6.427 5.689 ± 0.9668
ea17 1342 1342/1342 1342 ± 0.00003538 5.987 5.48/6.851 5.968 ± 0.9318
ea18 1342 1342/1342 1342 ± 0.00003637 5.035 4.615/5.629 5.011 ± 0.6465
ea19 1342 1342/1342 1342 ± 0.00001242 5.731 5.382/6.665 5.864 ± 0.9509
ea20 1342 1342/1342 1342 ± 0.00003615 5.71 5.508/6.652 5.912 ± 0.9059
ea21 1342 1342/1342 1342 ± 0.00002529 5.455 5.228/6.293 5.646 ± 0.8613
ea22 1342 1342/1342 1342 ± 0.00003698 5.301 5.001/6.426 5.594 ± 0.9676
ea23 1342 1342/1342 1342 ± 0.00002582 6.012 5.318/6.462 5.913 ± 0.8479
ea25 1342 1342/1342 1342 ± 0.00003515 5.421 5.105/6.203 5.563 ± 0.8048
ea27 1342 1342/1342 1342 ± 0.00003615 5.329 5.089/6.305 5.549 ± 0.8038
ea28 1342 1342/1342 1342 ± 0.00003425 5.529 5.224/6.438 5.72 ± 0.8715
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 5.309 5.086/5.528 5.313 ± 0.2741
5 1342 1342/1342 1342 ± 0.00003633 5.174 4.954/5.396 5.141 ± 0.3289
6 1342 1342/1342 1342 ± 0.00002392 5.12 5.01/5.274 5.128 ± 0.2557
7 1342 1342/1342 1342 ± 0.00002392 5.112 4.995/5.24 5.125 ± 0.2159
8 1342 1342/1342 1342 ± 0.00002392 5.133 4.946/5.319 5.122 ± 0.2585
9 1342 1342/1342 1342 ± 0.00002392 5.454 5.291/5.605 5.416 ± 0.2816
10 1342 1342/1342 1342 ± 0.00002392 5.95 5.756/6.023 5.878 ± 0.2971
11 1342 1342/1342 1342 ± 0.00002392 6.225 6.041/6.289 6.149 ± 0.3039
12 1342 1342/1342 1342 ± 0.00002392 6.396 6.198/6.463 6.332 ± 0.3225
13 1342 1342/1342 1342 ± 0.00002444 6.53 6.258/6.754 6.451 ± 0.3855
14 1342 1342/1342 1342 ± 0.00002392 6.948 6.727/7.188 6.874 ± 0.4114
15 1342 1342/1342 1342 ± 0.00002964 6.72 6.469/6.965 6.642 ± 0.4298
16 1342 1342/1342 1342 ± 0.00005216 3.79 3.687/3.897 3.793 ± 0.167
17 1342 1342/1342 1342 ± 0.00005076 3.777 3.63/3.963 3.803 ± 0.2771
statwtmode
VLASS-SE
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-11-06 22:23:14.998
End
2024-11-06 23:13:15.606
Duration
0:50:00.608
Note, WebLog generation is not included in the time.

CASA logs for stage 8