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 5.3 5.174/6.055 5.601 ± 0.5467
ea02 1342 1342/1342 1342 ± 0.000003007 5.845 5.28/6.522 5.932 ± 0.6885
ea04 1342 1342/1342 1342 ± 0 5.277 5.027/6.019 5.529 ± 0.5626
ea05 1342 1342/1342 1342 ± 0 5.61 5.404/6.518 5.877 ± 0.6359
ea06 1342 1342/1342 1342 ± 0 4.898 4.735/5.389 5.047 ± 0.4357
ea07 1342 1342/1342 1342 ± 0.00003795 5.621 5.302/6.267 5.871 ± 0.6862
ea08 1342 1342/1342 1342 ± 0.00001452 5.713 5.435/6.653 6.07 ± 0.7096
ea10 1342 1342/1342 1342 ± 0.00004037 5.372 5.144/6.613 5.81 ± 0.766
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.000001122 5.458 5.261/6.469 5.819 ± 0.7155
ea13 1342 1342/1342 1342 ± 0 6.183 5.692/6.514 6.133 ± 0.5279
ea14 1342 1342/1342 1342 ± 0.00002104 5.385 5.167/6.344 5.708 ± 0.6898
ea15 1342 1342/1342 1342 ± 0 5.36 5.052/6.125 5.642 ± 0.6762
ea16 1342 1342/1342 1342 ± 0 5.749 5.442/6.78 6.091 ± 0.8324
ea17 1342 1342/1342 1342 ± 0.00004183 5.7 5.346/6.518 5.98 ± 0.6971
ea18 1342 1342/1342 1342 ± 0.00001914 4.828 4.632/5.622 5.064 ± 0.5594
ea19 1342 1342/1342 1342 ± 0.00001072 5.756 5.459/6.682 6.062 ± 0.67
ea20 1342 1342/1342 1342 ± 0.000008375 5.777 5.484/6.704 6.088 ± 0.7487
ea21 1342 1342/1342 1342 ± 0.00001218 5.508 5.285/6.265 5.762 ± 0.6256
ea22 1342 1342/1342 1342 ± 0 5.804 5.142/6.276 5.796 ± 0.6774
ea23 1342 1342/1342 1342 ± 0.00003432 5.47 5.319/6.542 5.947 ± 0.7607
ea25 1342 1342/1342 1342 ± 0.00004038 5.17 4.984/6.049 5.547 ± 0.6814
ea26 1342 1342/1342 1342 ± 0 6.304 5.654/6.811 6.25 ± 0.6542
ea27 1342 1342/1342 1342 ± 0.00004215 5.317 5.034/6.327 5.644 ± 0.6733
ea28 1342 1342/1342 1342 ± 0.00003255 5.473 5.284/6.336 5.813 ± 0.7018
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 ± 0.00002441 5.259 5.006/5.478 5.255 ± 0.2525
3 1342 1342/1342 1342 ± 0.00002566 5.051 4.884/5.29 5.092 ± 0.3201
5 1342 1342/1342 1342 ± 0.00002528 5.265 5.015/5.383 5.199 ± 0.2932
6 1342 1342/1342 1342 ± 0.00002441 5.327 5.069/5.442 5.28 ± 0.2759
7 1342 1342/1342 1342 ± 0.00002441 5.3 5.145/5.461 5.302 ± 0.2564
8 1342 1342/1342 1342 ± 0.00002441 5.267 5.079/5.399 5.228 ± 0.2755
9 1342 1342/1342 1342 ± 0.00002441 5.581 5.441/5.825 5.558 ± 0.3003
10 1342 1342/1342 1342 ± 0.00002441 6.025 5.894/6.167 5.986 ± 0.3255
11 1342 1342/1342 1342 ± 0.00002441 6.28 6.146/6.373 6.223 ± 0.3193
12 1342 1342/1342 1342 ± 0.00002441 6.46 6.24/6.605 6.393 ± 0.3543
13 1342 1342/1342 1342 ± 0.00002441 6.866 6.71/7.107 6.842 ± 0.373
14 1342 1342/1342 1342 ± 0.00002441 7.184 6.875/7.38 7.063 ± 0.4157
15 1342 1342/1342 1342 ± 0.00002441 6.585 6.217/6.797 6.5 ± 0.4449
16 1342 1342/1342 1342 ± 0.00005789 5.252 5.048/5.588 5.299 ± 0.4456
17 1342 1342/1342 1342 ± 0.00005496 5.419 5.237/5.748 5.503 ± 0.4698
datacolumn
residual_data
vis
VLASS2.1.sb38464181.eb38625161.59091.97021673611_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-12-21 19:22:34.882
End
2024-12-21 20:26:03.216
Duration
1:03:28.334
Note, WebLog generation is not included in the time.

CASA logs for stage 8