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 5.034 4.941/5.707 5.192 ± 0.7108
ea02 1342 1342/1342 1342 ± 0.00004204 5.709 5.144/6.453 5.598 ± 0.9772
ea04 1342 1342/1342 1342 ± 0.00002511 4.968 4.669/5.709 4.954 ± 0.8496
ea05 1342 1342/1342 1342 ± 0.00001243 5.207 4.86/5.962 5.354 ± 0.6865
ea06 1342 1342/1342 1342 ± 0.00003253 4.952 4.753/5.609 4.928 ± 0.8479
ea07 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea08 1342 1342/1342 1342 ± 0.00004131 5.826 5.298/6.644 5.802 ± 1.031
ea09 1342 1342/1342 1342 ± 0.00002259 5.204 4.933/5.975 5.359 ± 0.7431
ea10 1342 1342/1342 1342 ± 0.00004237 5.433 4.85/6.129 5.306 ± 0.8169
ea11 1342 1342/1342 1342 ± 0.0000411 5.582 4.935/6.19 5.44 ± 0.8346
ea12 1342 1342/1342 1342 ± 0.00003779 5.319 5.002/6.299 5.4 ± 0.9889
ea13 1342 1342/1342 1342 ± 0.00001964 5.468 5.307/6.113 5.623 ± 0.693
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0.00002072 5.043 4.87/6.014 5.207 ± 1.032
ea16 1342 1342/1342 1342 ± 0.00001741 5.401 5.031/6.181 5.423 ± 0.8164
ea17 1342 1342/1342 1342 ± 0.00004251 5.718 5.23/6.45 5.694 ± 0.8895
ea18 1342 1342/1342 1342 ± 0.00004085 4.711 4.428/5.255 4.736 ± 0.6373
ea19 1342 1342/1342 1342 ± 0 5.39 5.2/6.198 5.601 ± 0.7045
ea20 1342 1342/1342 1342 ± 0.00004068 5.629 5.389/6.671 5.728 ± 0.9949
ea21 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea22 1342 1342/1342 1342 ± 0.00002993 5.293 4.979/6.423 5.525 ± 0.894
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0.00004061 5.305 4.89/5.97 5.278 ± 0.7568
ea27 1342 1342/1342 1342 ± 0.00004278 5.232 4.848/6.152 5.3 ± 0.8009
ea28 1342 1342/1342 1342 ± 0.00004279 5.348 5.081/6.342 5.47 ± 0.8982
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 ± 0.000026 5.124 4.949/5.331 5.111 ± 0.2509
5 1342 1342/1342 1342 ± 0.000026 4.969 4.874/5.248 5.035 ± 0.3486
6 1342 1342/1342 1342 ± 0.000026 5.062 4.922/5.206 5.053 ± 0.2601
7 1342 1342/1342 1342 ± 0.000026 5.029 4.902/5.147 5.041 ± 0.2154
8 1342 1342/1342 1342 ± 0.000026 5 4.858/5.169 5.011 ± 0.2529
9 1342 1342/1342 1342 ± 0.000026 5.326 5.175/5.461 5.315 ± 0.2954
10 1342 1342/1342 1342 ± 0.000026 5.717 5.59/5.945 5.739 ± 0.3166
11 1342 1342/1342 1342 ± 0.000026 6.117 5.939/6.199 6.039 ± 0.3172
12 1342 1342/1342 1342 ± 0.000026 6.269 6.049/6.428 6.224 ± 0.3251
13 1342 1342/1342 1342 ± 0.000026 6.529 6.164/6.658 6.409 ± 0.3526
14 1342 1342/1342 1342 ± 0.00002767 6.407 5.92/6.646 6.292 ± 0.4627
15 1342 1342/1342 1342 ± 0.0000277 6.31 5.93/6.617 6.27 ± 0.4335
16 1342 1342/1342 1342 ± 0.00005777 3.632 3.411/3.936 3.672 ± 0.4182
17 1342 1342/1342 1342 ± 0.00005869 3.897 3.637/4.212 3.924 ± 0.4317
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2025-01-16 04:47:39.906
End
2025-01-16 05:11:53.019
Duration
0:24:13.113
Note, WebLog generation is not included in the time.

CASA logs for stage 8