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

Statwt Summary Plot

VLASS2.1.sb38480042.eb38504612.59046.34985846065_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 5.549 5.326/6.262 5.768 ± 0.5362
ea02 1342 1342/1342 1342 ± 0.00003016 5.827 5.48/6.582 6.012 ± 0.6631
ea04 1342 1342/1342 1342 ± 0 5.607 5.227/6.204 5.751 ± 0.5671
ea05 1342 1342/1342 1342 ± 0 5.952 5.507/6.573 5.992 ± 0.6144
ea06 1342 1342/1342 1342 ± 0 5.409 5.005/5.926 5.479 ± 0.4895
ea07 1342 1342/1342 1342 ± 0 5.258 5.124/5.547 5.334 ± 0.2068
ea08 1342 1342/1342 1342 ± 0.00004169 6.03 5.655/6.806 6.254 ± 0.7029
ea09 1342 1342/1342 1342 ± 0.000002027 5.094 4.945/5.66 5.261 ± 0.4544
ea11 1342 1342/1342 1342 ± 0 5.739 5.459/6.516 5.98 ± 0.637
ea13 1342 1342/1342 1342 ± 0 6.014 5.795/6.408 6.167 ± 0.501
ea14 1342 1342/1342 1342 ± 0 6.125 5.552/6.592 6.083 ± 0.6268
ea15 1342 1342/1342 1342 ± 0 5.912 5.333/6.365 5.971 ± 0.6593
ea16 1342 1342/1342 1342 ± 0 6.196 5.796/6.765 6.316 ± 0.6913
ea17 1342 1342/1342 1342 ± 0.000001687 5.844 5.553/5.892 5.754 ± 0.1844
ea18 1342 1342/1342 1342 ± 0.000001163 5.1 4.954/5.713 5.282 ± 0.4742
ea19 1342 1342/1342 1342 ± 0 5.69 5.66/5.819 5.711 ± 0.1212
ea20 1342 1342/1342 1342 ± 0 6.029 5.766/6.892 6.303 ± 0.6691
ea21 1342 1342/1342 1342 ± 0 5.788 5.492/6.478 5.962 ± 0.5459
ea22 1342 1342/1342 1342 ± 0.00001419 5.424 5.161/6.402 5.737 ± 0.6465
ea23 1342 1342/1342 1342 ± 0 5.988 5.669/6.607 6.214 ± 0.6764
ea24 1342 1342/1342 1342 ± 0 5.757 5.095/6.352 5.724 ± 0.6117
ea25 1342 1342/1342 1342 ± 0 5.562 5.356/6.469 5.874 ± 0.6375
ea26 1342 1342/1342 1342 ± 0 5.837 5.721/6.908 6.229 ± 0.6677
ea27 1342 1342/1342 1342 ± 0 5.437 5.388/5.614 5.472 ± 0.1673
ea28 1342 1342/1342 1342 ± 0.0000415 5.638 5.579/6.614 6.022 ± 0.6506
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 ± 0.00002398 5.429 5.216/5.577 5.39 ± 0.243
4 1342 1342/1342 1342 ± 0.00002435 5.194 5.08/5.473 5.228 ± 0.3105
5 1342 1342/1342 1342 ± 0.00002398 5.448 5.328/5.664 5.477 ± 0.2916
6 1342 1342/1342 1342 ± 0.00002398 5.462 5.254/5.638 5.453 ± 0.273
7 1342 1342/1342 1342 ± 0.00002398 5.517 5.282/5.706 5.496 ± 0.2754
8 1342 1342/1342 1342 ± 0.00002398 5.489 5.218/5.66 5.425 ± 0.29
9 1342 1342/1342 1342 ± 0.00002433 5.731 5.501/5.899 5.688 ± 0.2967
10 1342 1342/1342 1342 ± 0.00002607 6.18 5.939/6.268 6.064 ± 0.3424
11 1342 1342/1342 1342 ± 0.00002607 6.369 6.209/6.509 6.312 ± 0.3294
12 1342 1342/1342 1342 ± 0.00002607 6.486 6.339/6.622 6.452 ± 0.3434
13 1342 1342/1342 1342 ± 0.00002607 7.017 6.647/7.148 6.863 ± 0.4041
14 1342 1342/1342 1342 ± 0.00002607 7.149 6.878/7.261 7.056 ± 0.438
15 1342 1342/1342 1342 ± 0.00002607 6.72 6.467/7.001 6.657 ± 0.4546
16 1342 1342/1342 1342 ± 0.00004479 5.696 5.377/5.998 5.676 ± 0.4276
17 1342 1342/1342 1342 ± 0.00004718 5.752 5.514/6.086 5.748 ± 0.4035
vis
VLASS2.1.sb38480042.eb38504612.59046.34985846065_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
output_dir
 
datacolumn
residual_data
Start time
2024-12-06 11:18:05.873
End
2024-12-06 12:14:47.891
Duration
0:56:42.019
Note, WebLog generation is not included in the time.

CASA logs for stage 8