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

Statwt Summary Plot

VLASS2.1.sb38452360.eb38575738.59077.463367233795_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 5.283 5.218/6.049 5.595 ± 0.605
ea02 1342 1342/1342 1342 ± 0.00002703 5.928 5.357/6.631 5.991 ± 0.8313
ea04 1342 1342/1342 1342 ± 0.00003871 5.344 5.021/6.032 5.407 ± 0.7186
ea05 1342 1342/1342 1342 ± 0.00002257 5.521 5.156/6.523 5.744 ± 0.8786
ea06 1342 1342/1342 1342 ± 0.00004254 4.845 4.686/5.317 4.776 ± 0.6132
ea07 1342 1342/1342 1342 ± 0.00002094 6.05 5.376/6.583 5.891 ± 0.665
ea08 1342 1342/1342 1342 ± 0.00002321 6.146 5.616/6.874 6.288 ± 0.8
ea09 1342 1342/1342 1342 ± 0.00003155 5.574 5.2/6.371 5.614 ± 0.8593
ea10 1342 1342/1342 1342 ± 0.00002323 6.112 5.112/6.339 5.745 ± 0.6942
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0.00003214 5.546 5.272/6.466 5.734 ± 0.7947
ea13 1342 1342/1342 1342 ± 0.00002341 5.896 5.661/6.352 5.991 ± 0.8514
ea14 1342 1342/1342 1342 ± 0.0000308 5.758 5.378/6.618 5.937 ± 0.9218
ea15 1342 1342/1342 1342 ± 0.00003389 5.488 5.149/6.263 5.628 ± 0.8808
ea16 1342 1342/1342 1342 ± 0.00002963 5.839 5.521/6.627 5.943 ± 0.9491
ea17 1342 1342/1342 1342 ± 0.00002548 5.97 5.471/6.796 6.097 ± 0.772
ea18 1342 1342/1342 1342 ± 0.00002812 5.128 4.795/5.585 5.101 ± 0.5599
ea19 1342 1342/1342 1342 ± 0.00001577 5.76 5.518/6.758 6.013 ± 0.9264
ea20 1342 1342/1342 1342 ± 0.00002984 5.842 5.735/6.787 6.088 ± 0.8032
ea21 1342 1342/1342 1342 ± 0.00002702 5.624 5.372/6.364 5.767 ± 0.844
ea22 1342 1342/1342 1342 ± 0.00003406 5.443 5.124/6.435 5.68 ± 0.8979
ea23 1342 1342/1342 1342 ± 0.00002322 5.857 5.442/6.581 6.051 ± 0.8542
ea25 1342 1342/1342 1342 ± 0.00002503 5.56 5.21/6.313 5.708 ± 0.6669
ea27 1342 1342/1342 1342 ± 0.00002468 5.505 5.176/6.358 5.685 ± 0.6772
ea28 1342 1342/1342 1342 ± 0.00002667 5.649 5.401/6.551 5.966 ± 0.7703
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 ± 0.00002484 5.394 5.155/5.582 5.363 ± 0.265
5 1342 1342/1342 1342 ± 0.00002882 5.376 5.205/5.542 5.35 ± 0.2929
6 1342 1342/1342 1342 ± 0.00002484 5.306 5.167/5.501 5.306 ± 0.2573
7 1342 1342/1342 1342 ± 0.00002484 5.316 5.145/5.475 5.321 ± 0.2277
8 1342 1342/1342 1342 ± 0.00002484 5.357 5.096/5.517 5.307 ± 0.2489
9 1342 1342/1342 1342 ± 0.00002484 5.623 5.441/5.836 5.598 ± 0.3009
10 1342 1342/1342 1342 ± 0.00002484 6.058 5.884/6.137 5.996 ± 0.2983
11 1342 1342/1342 1342 ± 0.00002484 6.289 6.144/6.416 6.274 ± 0.2927
12 1342 1342/1342 1342 ± 0.00002484 6.457 6.319/6.619 6.445 ± 0.3021
13 1342 1342/1342 1342 ± 0.00002493 6.744 6.446/6.901 6.673 ± 0.3834
14 1342 1342/1342 1342 ± 0.00002609 6.832 6.422/7.109 6.749 ± 0.468
15 1342 1342/1342 1342 ± 0.00003184 6.794 6.573/7.043 6.775 ± 0.3783
16 1342 1342/1342 1342 ± 0.00005047 3.737 3.602/3.88 3.747 ± 0.2306
17 1342 1342/1342 1342 ± 0.00004831 3.838 3.61/4.08 3.864 ± 0.3997
datacolumn
residual_data
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38452360.eb38575738.59077.463367233795_split_split.ms
Start time
2024-11-02 08:41:27.042
End
2024-11-02 09:48:42.719
Duration
1:07:15.676
Note, WebLog generation is not included in the time.

CASA logs for stage 8