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 5.801 5.301/6.191 5.749 ± 0.5568
ea02 1342 1342/1342 1342 ± 0.000005289 5.853 5.429/6.555 5.982 ± 0.6461
ea04 1342 1342/1342 1342 ± 0.000005348 5.536 5.177/6.098 5.664 ± 0.5275
ea05 1342 1342/1342 1342 ± 0.000001364 5.954 5.465/6.569 5.953 ± 0.6013
ea06 1342 1342/1342 1342 ± 0 5.529 5.059/5.952 5.522 ± 0.5003
ea07 1342 1342/1342 1342 ± 0 5.232 5.144/5.482 5.289 ± 0.2016
ea08 1342 1342/1342 1342 ± 0.00001169 5.976 5.646/6.703 6.169 ± 0.6664
ea09 1342 1342/1342 1342 ± 0 5.104 4.908/5.713 5.283 ± 0.4404
ea10 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea11 1342 1342/1342 1342 ± 0 5.818 5.362/6.433 5.937 ± 0.6131
ea13 1342 1342/1342 1342 ± 0 6.175 5.776/6.323 6.169 ± 0.4765
ea14 1342 1342/1342 1342 ± 0 6.116 5.442/6.545 6.053 ± 0.6531
ea15 1342 1342/1342 1342 ± 0 6.149 5.528/6.776 6.218 ± 0.7324
ea16 1342 1342/1342 1342 ± 0 6.158 5.69/6.716 6.272 ± 0.6862
ea17 1342 1342/1342 1342 ± 0.000003414 5.676 5.535/5.816 5.67 ± 0.1941
ea18 1342 1342/1342 1342 ± 0 5.256 4.909/5.753 5.316 ± 0.5053
ea19 1342 1342/1342 1342 ± 0 5.708 5.646/5.863 5.74 ± 0.1049
ea20 1342 1342/1342 1342 ± 0 6.311 5.771/6.834 6.278 ± 0.6295
ea21 1342 1342/1342 1342 ± 0 5.774 5.442/6.307 5.909 ± 0.5481
ea22 1342 1342/1342 1342 ± 0 5.646 5.236/6.42 5.799 ± 0.6362
ea23 1342 1342/1342 1342 ± 0 6.112 5.521/6.601 6.111 ± 0.6656
ea24 1342 1342/1342 1342 ± 0 5.91 5.101/6.294 5.707 ± 0.5993
ea25 1342 1342/1342 1342 ± 0.000003907 5.593 5.429/6.32 5.868 ± 0.5947
ea26 1342 1342/1342 1342 ± 0 6.2 5.726/6.923 6.261 ± 0.6726
ea27 1342 1342/1342 1342 ± 0.00000197 5.509 5.268/5.588 5.44 ± 0.1568
ea28 1342 1342/1342 1342 ± 0.00003735 5.767 5.435/6.488 5.953 ± 0.6552
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 ± 0.00002413 5.475 5.305/5.612 5.449 ± 0.238
3 1342 1342/1342 1342 ± 0.00002442 5.242 5.032/5.526 5.274 ± 0.3015
4 1342 1342/1342 1342 ± 0.00002619 5.295 5.112/5.487 5.281 ± 0.3387
5 1342 1342/1342 1342 ± 0.00002413 5.462 5.301/5.683 5.46 ± 0.3047
6 1342 1342/1342 1342 ± 0.00002472 5.354 5.127/5.579 5.362 ± 0.2767
7 1342 1342/1342 1342 ± 0.00002413 5.432 5.193/5.651 5.421 ± 0.2687
8 1342 1342/1342 1342 ± 0.00002413 5.451 5.156/5.552 5.358 ± 0.2953
9 1342 1342/1342 1342 ± 0.00002413 5.722 5.477/5.892 5.634 ± 0.327
10 1342 1342/1342 1342 ± 0.00002626 6.137 5.906/6.234 6.031 ± 0.3312
11 1342 1342/1342 1342 ± 0.00002626 6.323 6.188/6.442 6.26 ± 0.3243
12 1342 1342/1342 1342 ± 0.00002626 6.449 6.293/6.598 6.395 ± 0.332
13 1342 1342/1342 1342 ± 0.00002626 6.928 6.501/7.068 6.817 ± 0.3995
14 1342 1342/1342 1342 ± 0.00002626 7.115 6.829/7.409 7.02 ± 0.4113
15 1342 1342/1342 1342 ± 0.00002626 6.766 6.436/6.986 6.675 ± 0.4308
16 1342 1342/1342 1342 ± 0.00003609 5.902 5.528/6.178 5.891 ± 0.3935
17 1342 1342/1342 1342 ± 0.00003442 5.846 5.664/6.205 5.922 ± 0.3588
statwtmode
VLASS-SE
output_dir
 
datacolumn
residual_data
vis
VLASS2.1.sb38483282.eb38504007.59045.97679461805_split_split.ms
overwrite_modelcol
False
Start time
2024-04-13 01:37:47.996
End
2024-04-13 02:17:22.954
Duration
0:39:34.958
Note, WebLog generation is not included in the time.

CASA logs for stage 7