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

Statwt Summary Plot

VLASS2.1.sb38483282.eb38504007.59045.97679461805_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 5.581 5.255/6.167 5.696 ± 0.5376
ea02 1342 1342/1342 1342 ± 0.00001716 5.827 5.432/6.608 5.994 ± 0.6542
ea04 1342 1342/1342 1342 ± 0.00001841 5.555 5.161/6.039 5.633 ± 0.5231
ea05 1342 1342/1342 1342 ± 0 5.873 5.422/6.411 5.88 ± 0.5853
ea06 1342 1342/1342 1342 ± 0 5.577 5.08/5.957 5.563 ± 0.5012
ea07 1342 1342/1342 1342 ± 0 5.161 5.12/5.463 5.248 ± 0.2126
ea08 1342 1342/1342 1342 ± 0.00002572 5.94 5.595/6.699 6.12 ± 0.6724
ea09 1342 1342/1342 1342 ± 0 5.213 4.964/5.83 5.362 ± 0.4448
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0.000003919 5.643 5.344/6.385 5.877 ± 0.6134
ea13 1342 1342/1342 1342 ± 0 6.107 5.865/6.344 6.2 ± 0.4597
ea14 1342 1342/1342 1342 ± 0 6.007 5.371/6.497 5.968 ± 0.6408
ea15 1342 1342/1342 1342 ± 0 5.945 5.42/6.378 5.972 ± 0.6486
ea16 1342 1342/1342 1342 ± 0 6.081 5.575/6.619 6.127 ± 0.6629
ea17 1342 1342/1342 1342 ± 0.00001538 5.658 5.493/5.803 5.647 ± 0.1924
ea18 1342 1342/1342 1342 ± 0.000001182 5.225 4.866/5.742 5.262 ± 0.4975
ea19 1342 1342/1342 1342 ± 0 5.651 5.612/5.78 5.681 ± 0.09939
ea20 1342 1342/1342 1342 ± 0 6.259 5.769/6.788 6.262 ± 0.64
ea21 1342 1342/1342 1342 ± 0 5.619 5.398/6.338 5.837 ± 0.5536
ea22 1342 1342/1342 1342 ± 0 5.512 5.281/6.493 5.813 ± 0.6354
ea23 1342 1342/1342 1342 ± 0.000003127 5.845 5.463/6.54 6.013 ± 0.6657
ea24 1342 1342/1342 1342 ± 0 5.899 5.172/6.343 5.718 ± 0.5915
ea25 1342 1342/1342 1342 ± 0.000006136 5.432 5.365/6.32 5.794 ± 0.599
ea26 1342 1342/1342 1342 ± 0 6.141 5.807/6.987 6.335 ± 0.6483
ea27 1342 1342/1342 1342 ± 0.000008001 5.439 5.218/5.543 5.382 ± 0.1946
ea28 1342 1342/1342 1342 ± 0.00004116 5.654 5.493/6.526 5.949 ± 0.6239
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 ± 0.00002397 5.441 5.266/5.597 5.448 ± 0.2316
3 1342 1342/1342 1342 ± 0.00002621 5.155 5.035/5.39 5.208 ± 0.2888
4 1342 1342/1342 1342 ± 0.00002865 5.235 5.053/5.499 5.245 ± 0.2824
5 1342 1342/1342 1342 ± 0.00002397 5.46 5.271/5.65 5.446 ± 0.2984
6 1342 1342/1342 1342 ± 0.00002397 5.411 5.129/5.561 5.368 ± 0.276
7 1342 1342/1342 1342 ± 0.00002397 5.399 5.197/5.611 5.407 ± 0.2685
8 1342 1342/1342 1342 ± 0.00002397 5.43 5.122/5.528 5.354 ± 0.2889
9 1342 1342/1342 1342 ± 0.00002403 5.662 5.484/5.885 5.631 ± 0.3126
10 1342 1342/1342 1342 ± 0.00002606 6.079 5.868/6.232 6.022 ± 0.3297
11 1342 1342/1342 1342 ± 0.00002606 6.299 6.193/6.399 6.254 ± 0.3166
12 1342 1342/1342 1342 ± 0.00002606 6.417 6.321/6.551 6.396 ± 0.3133
13 1342 1342/1342 1342 ± 0.00002606 6.923 6.533/7.03 6.806 ± 0.3631
14 1342 1342/1342 1342 ± 0.00002606 7.035 6.772/7.215 6.979 ± 0.3851
15 1342 1342/1342 1342 ± 0.00002606 6.692 6.384/6.871 6.596 ± 0.3912
16 1342 1342/1342 1342 ± 0.00003979 5.785 5.504/6.154 5.793 ± 0.3547
17 1342 1342/1342 1342 ± 0.00003979 5.766 5.602/6.074 5.823 ± 0.3335
statwtmode
VLASS-SE
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
Start time
2024-04-14 01:35:27.255
End
2024-04-14 02:32:22.947
Duration
0:56:55.693
Note, WebLog generation is not included in the time.

CASA logs for stage 7