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 5.306 5.243/5.906 5.313 ± 0.8971
ea02 1342 1342/1342 1342 ± 0.00004286 5.849 5.342/6.438 5.63 ± 1.101
ea03 1342 1342/1342 1342 ± 0 4.971 4.673/5.901 5.181 ± 0.7969
ea04 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea05 1342 1342/1342 1342 ± 0.00001193 5.592 5.183/6.239 5.572 ± 0.8822
ea06 1342 1342/1342 1342 ± 0.000037 4.597 4.494/5.072 4.535 ± 0.6973
ea07 1342 1342/1342 1342 ± 0.00004368 5.669 5.361/6.193 5.538 ± 0.9888
ea08 1342 1342/1342 1342 ± 0.00004352 6.016 5.595/6.741 5.854 ± 1.149
ea09 1342 1342/1342 1342 ± 0.000003163 5.498 5.199/6.254 5.507 ± 0.9109
ea10 1342 1342/1342 1342 ± 0.00004541 5.556 5.206/6.444 5.543 ± 1.048
ea11 1342 1342/1342 1342 ± 0.00004272 5.596 5.121/6.458 5.506 ± 1.034
ea12 1342 1342/1342 1342 ± 0.00004043 5.577 5.324/6.541 5.652 ± 1.127
ea13 1342 1342/1342 1342 ± 0.00001045 6.078 5.748/6.559 5.968 ± 0.9378
ea14 1342 1342/1342 1342 ± 0.00001955 6.278 5.217/6.509 5.611 ± 1.261
ea15 1342 1342/1342 1342 ± 0.00002187 5.457 5.293/6.38 5.59 ± 1.165
ea16 1342 1342/1342 1342 ± 0.00002479 5.911 5.532/6.438 5.752 ± 1.069
ea17 1342 1342/1342 1342 ± 0.0000461 6.018 5.587/6.66 5.876 ± 1.132
ea18 1342 1342/1342 1342 ± 0.00004272 4.823 4.491/5.51 4.806 ± 0.7717
ea19 1342 1342/1342 1342 ± 0 5.445 5.212/6.166 5.5 ± 0.8305
ea20 1342 1342/1342 1342 ± 0.00004272 5.74 5.569/6.879 5.839 ± 1.14
ea21 1342 1342/1342 1342 ± 0.00001617 5.528 5.343/6.329 5.509 ± 0.9421
ea22 1342 1342/1342 1342 ± 0.00003172 5.442 5.136/6.332 5.477 ± 1.018
ea23 1342 1342/1342 1342 ± 0.00004119 5.586 5.451/6.437 5.64 ± 1.051
ea25 1342 1342/1342 1342 ± 0.00004404 5.41 5.26/6.193 5.434 ± 0.9576
ea26 1342 1342/1342 1342 ± 0.0000152 5.866 5.693/6.853 5.924 ± 1.036
ea27 1342 1342/1342 1342 ± 0.00004614 5.412 5.129/6.407 5.428 ± 1.007
ea28 1342 1342/1342 1342 ± 0.00004544 5.605 5.432/6.443 5.612 ± 1.043
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 ± 0.00002415 5.352 5.157/5.655 5.379 ± 0.3336
5 1342 1342/1342 1342 ± 0.00002411 5.434 5.217/5.66 5.399 ± 0.4078
6 1342 1342/1342 1342 ± 0.00002411 5.362 5.196/5.462 5.296 ± 0.3364
7 1342 1342/1342 1342 ± 0.00002411 5.342 5.169/5.52 5.319 ± 0.3122
8 1342 1342/1342 1342 ± 0.00002411 5.346 5.181/5.535 5.31 ± 0.3419
9 1342 1342/1342 1342 ± 0.00002411 5.57 5.436/5.833 5.568 ± 0.3611
10 1342 1342/1342 1342 ± 0.00002366 6.101 5.851/6.22 6.01 ± 0.369
11 1342 1342/1342 1342 ± 0.00002366 6.381 6.192/6.459 6.281 ± 0.3708
12 1342 1342/1342 1342 ± 0.00002366 6.537 6.382/6.67 6.478 ± 0.4015
13 1342 1342/1342 1342 ± 0.00002401 6.575 6.409/6.909 6.58 ± 0.4282
14 1342 1342/1342 1342 ± 0.00003857 6.056 5.732/6.42 6.14 ± 0.5975
15 1342 1342/1342 1342 ± 0.00002366 6.75 6.476/7.001 6.653 ± 0.557
16 1342 1342/1342 1342 ± 0.00005812 3.383 3.23/3.607 3.423 ± 0.2684
17 1342 1342/1342 1342 ± 0.00006027 3.495 3.379/3.653 3.526 ± 0.2619
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38670183.eb38674470.59118.18849075232_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-01 21:16:27.386
End
2024-11-01 21:40:08.814
Duration
0:23:41.429
Note, WebLog generation is not included in the time.

CASA logs for stage 8