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

Statwt Summary Plot

VLASS2.1.sb38545507.eb38638815.59102.13461381945_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 5.62 5.323/5.982 5.688 ± 0.4163
ea02 1342 1342/1342 1342 ± 0 5.819 5.441/6.383 5.96 ± 0.531
ea04 1342 1342/1342 1342 ± 0 5.535 5.22/6.058 5.671 ± 0.5093
ea05 1342 1342/1342 1342 ± 0 5.34 5.049/5.645 5.347 ± 0.3921
ea06 1342 1342/1342 1342 ± 0 4.928 4.784/5.245 4.993 ± 0.2784
ea07 1342 1342/1342 1342 ± 0 5.631 5.331/5.948 5.698 ± 0.4231
ea08 1342 1342/1342 1342 ± 0 5.673 5.357/6.225 5.786 ± 0.456
ea09 1342 1342/1342 1342 ± 0 5.411 5.061/5.82 5.453 ± 0.4354
ea10 1342 1342/1342 1342 ± 0 5.233 5.018/5.897 5.423 ± 0.4479
ea11 1342 1342/1342 1342 ± 0 6.03 5.42/6.59 6.031 ± 0.6622
ea12 1342 1342/1342 1342 ± 0 5.689 5.359/5.988 5.768 ± 0.4407
ea13 1342 1342/1342 1342 ± 0 5.939 5.683/6.198 5.999 ± 0.4383
ea14 1342 1342/1342 1342 ± 0 5.381 5.048/5.904 5.463 ± 0.4909
ea15 1342 1342/1342 1342 ± 0 5.862 5.339/6.253 5.87 ± 0.5573
ea16 1342 1342/1342 1342 ± 0 5.595 5.353/5.98 5.708 ± 0.447
ea17 1342 1342/1342 1342 ± 0.00000188 5.463 5.381/5.828 5.611 ± 0.3574
ea18 1342 1342/1342 1342 ± 0 4.741 4.535/5.025 4.795 ± 0.3125
ea19 1342 1342/1342 1342 ± 0 5.456 5.125/5.831 5.477 ± 0.3572
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0 5.541 5.363/6.165 5.739 ± 0.4764
ea22 1342 1342/1342 1342 ± 0 4.997 4.791/5.547 5.114 ± 0.4621
ea23 1342 1342/1342 1342 ± 0 6.049 5.663/6.725 6.213 ± 0.6312
ea25 1342 1342/1342 1342 ± 0 5.63 5.409/6.158 5.799 ± 0.5159
ea26 1342 1342/1342 1342 ± 0 5.688 5.446/6.236 5.856 ± 0.4677
ea27 1342 1342/1342 1342 ± 0.00003703 5.323 5.124/5.92 5.46 ± 0.4181
ea28 1342 1342/1342 1342 ± 0 5.836 5.571/6.563 6.038 ± 0.5728
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 ± 0.00002401 5.416 5.273/5.542 5.388 ± 0.2577
3 1342 1342/1342 1342 ± 0.00002406 5.297 5.128/5.384 5.242 ± 0.2807
4 1342 1342/1342 1342 ± 0.00002718 5.22 4.882/5.428 5.155 ± 0.3177
5 1342 1342/1342 1342 ± 0.00002401 5.353 5.038/5.476 5.28 ± 0.3072
6 1342 1342/1342 1342 ± 0.00002401 5.195 5.06/5.374 5.194 ± 0.2682
7 1342 1342/1342 1342 ± 0.00002401 5.329 5.073/5.381 5.238 ± 0.2755
8 1342 1342/1342 1342 ± 0.00002401 5.308 5.016/5.408 5.198 ± 0.3187
9 1342 1342/1342 1342 ± 0.00002401 5.49 5.248/5.663 5.425 ± 0.3584
10 1342 1342/1342 1342 ± 0.00002401 5.791 5.567/6.047 5.782 ± 0.3584
11 1342 1342/1342 1342 ± 0.00002401 5.92 5.8/6.193 5.96 ± 0.3604
12 1342 1342/1342 1342 ± 0.00002401 6.066 5.943/6.202 6.005 ± 0.507
13 1342 1342/1342 1342 ± 0.00002401 6.437 6.115/6.654 6.408 ± 0.4637
14 1342 1342/1342 1342 ± 0.00002401 6.607 6.168/6.838 6.494 ± 0.4851
15 1342 1342/1342 1342 ± 0.00002401 6.229 5.842/6.393 6.13 ± 0.4502
16 1342 1342/1342 1342 ± 0.00003284 5.676 5.333/5.909 5.588 ± 0.3751
17 1342 1342/1342 1342 ± 0.00003078 5.517 5.312/5.815 5.533 ± 0.3915
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38545507.eb38638815.59102.13461381945_split_split.ms
Start time
2024-12-03 08:33:00.460
End
2024-12-03 09:34:06.805
Duration
1:01:06.344
Note, WebLog generation is not included in the time.

CASA logs for stage 8