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

Statwt Summary Plot

VLASS2.1.sb38670183.eb38674470.59118.18849075232_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 5.328 5.182/5.931 5.379 ± 0.822
ea02 1342 1342/1342 1342 ± 0.0000413 5.92 5.346/6.673 5.806 ± 1.029
ea03 1342 1342/1342 1342 ± 0.00001701 4.989 4.662/5.85 5.174 ± 0.7695
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001153 5.576 5.171/6.245 5.571 ± 0.8476
ea06 1342 1342/1342 1342 ± 0.00004186 4.636 4.521/5.035 4.562 ± 0.6311
ea07 1342 1342/1342 1342 ± 0.00004209 5.854 5.394/6.184 5.601 ± 0.9113
ea08 1342 1342/1342 1342 ± 0.000042 6.109 5.594/6.888 6.014 ± 1.079
ea09 1342 1342/1342 1342 ± 0.00001921 5.701 5.233/6.426 5.672 ± 0.8612
ea10 1342 1342/1342 1342 ± 0.00004377 5.633 5.231/6.464 5.602 ± 0.9889
ea11 1342 1342/1342 1342 ± 0.00004271 5.744 5.14/6.447 5.552 ± 0.9716
ea12 1342 1342/1342 1342 ± 0.00004203 5.622 5.31/6.534 5.619 ± 1.014
ea13 1342 1342/1342 1342 ± 0.00002003 6.002 5.801/6.527 5.992 ± 0.9019
ea14 1342 1342/1342 1342 ± 0.00002723 6.384 5.984/6.496 5.741 ± 1.172
ea15 1342 1342/1342 1342 ± 0.00003948 5.451 5.248/6.377 5.562 ± 1.106
ea16 1342 1342/1342 1342 ± 0.00002155 5.96 5.532/6.676 5.823 ± 1.018
ea17 1342 1342/1342 1342 ± 0.00004576 6.063 5.555/6.672 5.944 ± 1.076
ea18 1342 1342/1342 1342 ± 0.00004268 4.831 4.525/5.384 4.802 ± 0.7023
ea19 1342 1342/1342 1342 ± 0 5.452 5.188/6.156 5.512 ± 0.7694
ea20 1342 1342/1342 1342 ± 0.00004272 5.762 5.651/6.602 5.824 ± 1.036
ea21 1342 1342/1342 1342 ± 0.00001715 5.638 5.334/6.321 5.567 ± 0.8811
ea22 1342 1342/1342 1342 ± 0.0000313 5.466 5.171/6.519 5.632 ± 0.9421
ea23 1342 1342/1342 1342 ± 0.0000384 5.89 5.477/6.445 5.739 ± 0.9755
ea25 1342 1342/1342 1342 ± 0.00004317 5.614 5.279/6.215 5.503 ± 0.9026
ea26 1342 1342/1342 1342 ± 0.00002451 5.939 5.643/6.804 5.997 ± 0.9974
ea27 1342 1342/1342 1342 ± 0.00004406 5.536 5.153/6.416 5.494 ± 0.9331
ea28 1342 1342/1342 1342 ± 0.00004338 5.641 5.421/6.568 5.707 ± 0.9755
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 ± 0.00002406 5.344 5.182/5.644 5.381 ± 0.3318
5 1342 1342/1342 1342 ± 0.00002406 5.374 5.161/5.626 5.346 ± 0.4301
6 1342 1342/1342 1342 ± 0.00002406 5.371 5.224/5.475 5.313 ± 0.3374
7 1342 1342/1342 1342 ± 0.00002406 5.341 5.193/5.52 5.328 ± 0.3089
8 1342 1342/1342 1342 ± 0.00002406 5.368 5.168/5.537 5.311 ± 0.3387
9 1342 1342/1342 1342 ± 0.00002406 5.627 5.467/5.889 5.601 ± 0.3635
10 1342 1342/1342 1342 ± 0.00002361 6.098 5.864/6.221 6.009 ± 0.3696
11 1342 1342/1342 1342 ± 0.00002361 6.384 6.211/6.465 6.286 ± 0.3718
12 1342 1342/1342 1342 ± 0.00002361 6.53 6.378/6.674 6.476 ± 0.4042
13 1342 1342/1342 1342 ± 0.00002361 6.738 6.504/6.958 6.661 ± 0.4453
14 1342 1342/1342 1342 ± 0.00003213 6.395 6.081/6.805 6.409 ± 0.59
15 1342 1342/1342 1342 ± 0.00002479 6.662 6.293/6.922 6.533 ± 0.5787
16 1342 1342/1342 1342 ± 0.00005594 3.621 3.477/3.831 3.643 ± 0.2755
17 1342 1342/1342 1342 ± 0.00005759 3.724 3.595/3.911 3.747 ± 0.248
datacolumn
residual_data
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
Start time
2024-11-02 11:17:40.035
End
2024-11-02 12:11:31.796
Duration
0:53:51.761
Note, WebLog generation is not included in the time.

CASA logs for stage 8