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

Statwt Summary Plot

VLASS2.1.sb38464181.eb38625161.59091.97021673611_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 5.367 5.126/5.802 5.503 ± 0.5216
ea02 1342 1342/1342 1342 ± 0 5.768 5.228/6.308 5.856 ± 0.6617
ea04 1342 1342/1342 1342 ± 0 5.232 5.012/5.977 5.495 ± 0.5527
ea05 1342 1342/1342 1342 ± 0 5.857 5.314/6.481 5.871 ± 0.6322
ea06 1342 1342/1342 1342 ± 0 4.802 4.71/5.4 5.036 ± 0.4468
ea07 1342 1342/1342 1342 ± 0.000008185 5.651 5.281/6.149 5.784 ± 0.6274
ea08 1342 1342/1342 1342 ± 0.00003487 5.823 5.413/6.496 5.993 ± 0.6746
ea10 1342 1342/1342 1342 ± 0.00001528 5.483 5.201/6.461 5.711 ± 0.7287
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.426 5.19/6.361 5.725 ± 0.6882
ea13 1342 1342/1342 1342 ± 0 6.206 5.572/6.393 6.087 ± 0.5428
ea14 1342 1342/1342 1342 ± 0 5.451 5.132/6.277 5.658 ± 0.6817
ea15 1342 1342/1342 1342 ± 0 5.518 4.986/6.095 5.59 ± 0.6741
ea16 1342 1342/1342 1342 ± 0 5.893 5.472/6.688 6.036 ± 0.7964
ea17 1342 1342/1342 1342 ± 0.00004452 5.617 5.309/6.343 5.836 ± 0.7123
ea18 1342 1342/1342 1342 ± 0 4.802 4.452/5.32 4.941 ± 0.551
ea19 1342 1342/1342 1342 ± 0 5.949 5.368/6.637 5.992 ± 0.6751
ea20 1342 1342/1342 1342 ± 0 5.71 5.438/6.618 5.986 ± 0.7562
ea21 1342 1342/1342 1342 ± 0 5.513 5.162/6.27 5.694 ± 0.6205
ea22 1342 1342/1342 1342 ± 0 5.802 5.127/6.311 5.733 ± 0.6576
ea23 1342 1342/1342 1342 ± 0 5.469 5.25/6.322 5.814 ± 0.7242
ea25 1342 1342/1342 1342 ± 0.00003999 5.152 4.919/5.951 5.465 ± 0.6785
ea26 1342 1342/1342 1342 ± 0 6.206 5.529/6.716 6.111 ± 0.6416
ea27 1342 1342/1342 1342 ± 0.00004673 5.319 5.061/6.238 5.554 ± 0.6275
ea28 1342 1342/1342 1342 ± 0.00004086 5.469 5.254/6.295 5.746 ± 0.6655
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 ± 0.00002439 5.201 5.022/5.46 5.244 ± 0.2622
3 1342 1342/1342 1342 ± 0.00002849 4.964 4.75/5.068 4.946 ± 0.2849
4 1342 1342/1342 1342 ± 0.00003838 5.046 4.92/5.226 5.065 ± 0.2684
5 1342 1342/1342 1342 ± 0.00002439 5.195 4.961/5.288 5.145 ± 0.2983
6 1342 1342/1342 1342 ± 0.00002439 5.211 4.98/5.388 5.19 ± 0.2719
7 1342 1342/1342 1342 ± 0.00002439 5.224 5.12/5.397 5.241 ± 0.2457
8 1342 1342/1342 1342 ± 0.00002439 5.206 5.019/5.37 5.199 ± 0.2695
9 1342 1342/1342 1342 ± 0.00002439 5.5 5.386/5.747 5.51 ± 0.2852
10 1342 1342/1342 1342 ± 0.00002439 5.957 5.827/6.122 5.926 ± 0.3073
11 1342 1342/1342 1342 ± 0.00002439 6.213 6.099/6.364 6.166 ± 0.3211
12 1342 1342/1342 1342 ± 0.00002439 6.394 6.197/6.54 6.344 ± 0.3442
13 1342 1342/1342 1342 ± 0.00002439 6.804 6.707/7.03 6.791 ± 0.3655
14 1342 1342/1342 1342 ± 0.00002439 7.083 6.846/7.247 6.998 ± 0.4034
15 1342 1342/1342 1342 ± 0.0000361 6.328 5.982/6.476 6.235 ± 0.4602
16 1342 1342/1342 1342 ± 0.00005083 5.428 5.15/5.832 5.43 ± 0.508
17 1342 1342/1342 1342 ± 0.00004939 5.502 5.335/5.906 5.568 ± 0.4835
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-21 07:18:07.478
End
2024-12-21 08:02:44.927
Duration
0:44:37.449
Note, WebLog generation is not included in the time.

CASA logs for stage 8