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 5.416 5.285/6.126 5.524 ± 0.8118
ea02 1342 1342/1342 1342 ± 0.00004085 5.876 5.338/6.717 5.874 ± 1.034
ea04 1342 1342/1342 1342 ± 0.00004743 5.247 4.915/6.096 5.238 ± 0.9394
ea05 1342 1342/1342 1342 ± 0.00001776 5.435 4.995/6.212 5.531 ± 0.8315
ea06 1342 1342/1342 1342 ± 0.00004177 4.775 4.592/5.251 4.702 ± 0.7061
ea07 1342 1342/1342 1342 ± 0.00003878 5.877 5.343/6.224 5.705 ± 0.8474
ea08 1342 1342/1342 1342 ± 0.0000394 6.151 5.569/6.988 6.169 ± 1.078
ea09 1342 1342/1342 1342 ± 0.00003056 5.406 5.05/6.369 5.54 ± 0.8264
ea10 1342 1342/1342 1342 ± 0.00004 5.784 5.189/6.436 5.658 ± 0.894
ea11 1342 1342/1342 1342 ± 0.00004078 5.813 5.138/6.514 5.654 ± 0.9342
ea12 1342 1342/1342 1342 ± 0.00004324 5.705 5.198/6.414 5.589 ± 1.032
ea13 1342 1342/1342 1342 ± 0.00002236 5.79 5.557/6.374 5.87 ± 0.7909
ea14 1342 1342/1342 1342 ± 0.00002544 5.709 5.191/6.653 5.767 ± 0.9631
ea15 1342 1342/1342 1342 ± 0.00003659 5.407 5.032/6.284 5.4 ± 1.08
ea16 1342 1342/1342 1342 ± 0.00002595 5.722 5.376/6.648 5.738 ± 0.9643
ea17 1342 1342/1342 1342 ± 0.00004312 6.051 5.434/6.723 5.981 ± 0.9996
ea18 1342 1342/1342 1342 ± 0.0000425 5.091 4.785/5.571 5.032 ± 0.7224
ea19 1342 1342/1342 1342 ± 0.000007917 5.702 5.355/6.501 5.817 ± 0.8411
ea20 1342 1342/1342 1342 ± 0.00004216 5.922 5.616/6.826 5.931 ± 1.055
ea21 1342 1342/1342 1342 ± 0.00002237 5.569 5.269/6.361 5.585 ± 0.8696
ea22 1342 1342/1342 1342 ± 0.00003523 5.353 5.034/6.488 5.599 ± 0.926
ea23 1342 1342/1342 1342 ± 0.00003284 5.86 5.38/6.696 5.815 ± 1.006
ea25 1342 1342/1342 1342 ± 0.00004094 5.639 5.279/6.295 5.622 ± 0.859
ea27 1342 1342/1342 1342 ± 0.00004032 5.64 5.161/6.544 5.632 ± 0.8871
ea28 1342 1342/1342 1342 ± 0.00004029 5.843 5.362/6.735 5.885 ± 0.9916
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 ± 0.00002394 5.451 5.348/5.716 5.494 ± 0.2773
5 1342 1342/1342 1342 ± 0.00002612 5.293 5.051/5.434 5.268 ± 0.3161
6 1342 1342/1342 1342 ± 0.00002394 5.271 5.048/5.364 5.215 ± 0.2696
7 1342 1342/1342 1342 ± 0.00002394 5.282 5.173/5.449 5.268 ± 0.2562
8 1342 1342/1342 1342 ± 0.00002394 5.338 5.143/5.442 5.28 ± 0.2958
9 1342 1342/1342 1342 ± 0.00002394 5.648 5.378/5.827 5.586 ± 0.3411
10 1342 1342/1342 1342 ± 0.00002394 6.098 5.891/6.211 6.027 ± 0.3399
11 1342 1342/1342 1342 ± 0.00002394 6.33 6.201/6.545 6.327 ± 0.3529
12 1342 1342/1342 1342 ± 0.00002394 6.571 6.375/6.734 6.521 ± 0.3684
13 1342 1342/1342 1342 ± 0.00002394 6.825 6.568/7.042 6.746 ± 0.4082
14 1342 1342/1342 1342 ± 0.00002829 6.533 6.162/6.843 6.474 ± 0.5637
15 1342 1342/1342 1342 ± 0.00002546 6.731 6.415/6.982 6.653 ± 0.5287
16 1342 1342/1342 1342 ± 0.00005295 3.675 3.5/3.914 3.693 ± 0.3421
17 1342 1342/1342 1342 ± 0.00005596 3.934 3.724/4.242 3.97 ± 0.4017
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38461639.eb38575724.59076.48643795139_split_split.ms
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-11-27 01:35:07.494
End
2024-11-27 02:31:46.214
Duration
0:56:38.719
Note, WebLog generation is not included in the time.

CASA logs for stage 8