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

Statwt Summary Plot

VLASS2.1.sb38617404.eb38633387.59098.857396747684_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 5.626 5.109/5.907 5.55 ± 0.5293
ea02 1342 1342/1342 1342 ± 0 5.6 5.265/6.449 5.816 ± 0.6631
ea04 1342 1342/1342 1342 ± 0 5.313 4.938/5.799 5.374 ± 0.5319
ea05 1342 1342/1342 1342 ± 0 5.73 5.11/6.164 5.63 ± 0.5668
ea06 1342 1342/1342 1342 ± 0 5.387 4.753/5.748 5.263 ± 0.5532
ea07 1342 1342/1342 1342 ± 0 5.953 5.376/6.057 5.849 ± 0.5561
ea08 1342 1342/1342 1342 ± 0 5.602 5.365/6.517 5.913 ± 0.658
ea09 1342 1342/1342 1342 ± 0 5.639 5.065/6.345 5.668 ± 0.6101
ea10 1342 1342/1342 1342 ± 0 5.813 5.089/6.465 5.782 ± 0.6665
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.781 5.231/6.252 5.796 ± 0.6242
ea13 1342 1342/1342 1342 ± 0 6.095 5.661/6.26 6.048 ± 0.4964
ea14 1342 1342/1342 1342 ± 0 5.807 5.144/6.218 5.727 ± 0.6671
ea15 1342 1342/1342 1342 ± 0 5.61 4.976/6.074 5.611 ± 0.6635
ea16 1342 1342/1342 1342 ± 0 6.071 5.55/6.628 6.177 ± 0.7087
ea17 1342 1342/1342 1342 ± 0.000001079 5.853 5.402/6.662 5.928 ± 0.6304
ea18 1342 1342/1342 1342 ± 0 4.938 4.566/5.396 4.955 ± 0.5023
ea19 1342 1342/1342 1342 ± 0 6.034 5.432/6.612 6.076 ± 0.6319
ea20 1342 1342/1342 1342 ± 0 6.165 5.579/6.746 6.091 ± 0.6412
ea21 1342 1342/1342 1342 ± 0 5.638 5.231/6.117 5.712 ± 0.5274
ea22 1342 1342/1342 1342 ± 0 5.398 5.15/6.378 5.687 ± 0.6534
ea23 1342 1342/1342 1342 ± 0 6.015 5.321/6.397 5.934 ± 0.6566
ea25 1342 1342/1342 1342 ± 0.000004176 5.327 5.071/5.983 5.503 ± 0.5518
ea26 1342 1342/1342 1342 ± 0 5.988 5.549/6.774 6.04 ± 0.6645
ea27 1342 1342/1342 1342 ± 0.00002803 5.474 4.991/6.23 5.597 ± 0.5796
ea28 1342 1342/1342 1342 ± 0.00001127 5.524 5.264/6.312 5.735 ± 0.6468
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 5.195 5.098/5.507 5.265 ± 0.2529
3 1342 1342/1342 1342 ± 0.00002394 5.129 4.931/5.33 5.132 ± 0.2973
4 1342 1342/1342 1342 ± 0.00002465 5.033 4.884/5.283 5.026 ± 0.3068
5 1342 1342/1342 1342 ± 0.00002394 5.214 4.95/5.346 5.171 ± 0.3139
6 1342 1342/1342 1342 ± 0.00002395 5.166 5.004/5.356 5.162 ± 0.2813
7 1342 1342/1342 1342 ± 0.00002394 5.229 5.059/5.366 5.217 ± 0.2573
8 1342 1342/1342 1342 ± 0.00002394 5.241 4.971/5.372 5.166 ± 0.2735
9 1342 1342/1342 1342 ± 0.00002394 5.456 5.307/5.704 5.449 ± 0.3109
10 1342 1342/1342 1342 ± 0.00002394 5.897 5.731/6.071 5.874 ± 0.2997
11 1342 1342/1342 1342 ± 0.00002394 6.165 5.951/6.282 6.091 ± 0.3051
12 1342 1342/1342 1342 ± 0.00002394 6.261 6.057/6.459 6.257 ± 0.3323
13 1342 1342/1342 1342 ± 0.00002394 6.685 6.567/6.811 6.668 ± 0.3352
14 1342 1342/1342 1342 ± 0.00002394 6.899 6.627/7.091 6.848 ± 0.3613
15 1342 1342/1342 1342 ± 0.00002394 6.608 6.368/6.765 6.515 ± 0.3552
16 1342 1342/1342 1342 ± 0.00002908 5.825 5.475/6.081 5.822 ± 0.3664
17 1342 1342/1342 1342 ± 0.00002914 5.809 5.6/6.047 5.828 ± 0.3391
vis
VLASS2.1.sb38617404.eb38633387.59098.857396747684_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-12-31 13:58:52.300
End
2024-12-31 15:11:00.987
Duration
1:12:08.687
Note, WebLog generation is not included in the time.

CASA logs for stage 8