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

Statwt Summary Plot

VLASS2.1.sb38450628.eb38515240.59049.50130047454_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 5.458 5.194/6.008 5.477 ± 0.7777
ea02 1342 1342/1342 1342 ± 0.0000427 5.863 5.449/6.663 5.763 ± 1.028
ea04 1342 1342/1342 1342 ± 0.00003767 5.504 5.089/6.071 5.35 ± 0.9506
ea05 1342 1342/1342 1342 ± 0.00001096 5.486 5.122/6.003 5.476 ± 0.7146
ea06 1342 1342/1342 1342 ± 0.00003944 5.312 4.972/6.042 5.285 ± 0.8966
ea07 1342 1342/1342 1342 ± 0.00003977 5.647 5.248/6.124 5.493 ± 0.8745
ea09 1342 1342/1342 1342 ± 0.00002252 5.544 5.051/6.046 5.389 ± 0.7237
ea10 1342 1342/1342 1342 ± 0.00004139 5.044 4.813/5.837 5.14 ± 0.7254
ea11 1342 1342/1342 1342 ± 0.00003767 5.999 5.472/6.544 5.797 ± 0.8723
ea12 1342 1342/1342 1342 ± 0.00004096 5.942 5.483/6.762 5.826 ± 1.082
ea13 1342 1342/1342 1342 ± 0.00001034 5.755 5.669/6.276 5.863 ± 0.7539
ea14 1342 1342/1342 1342 ± 0.00001202 5.712 5.28/6.432 5.658 ± 0.8292
ea15 1342 1342/1342 1342 ± 0.0000265 5.588 5.417/6.562 5.661 ± 1.126
ea16 1342 1342/1342 1342 ± 0.000003329 5.878 5.575/6.413 5.841 ± 0.8118
ea17 1342 1342/1342 1342 ± 0.00004231 5.957 5.453/6.526 5.864 ± 0.9037
ea18 1342 1342/1342 1342 ± 0.00003907 5.077 4.878/5.593 5.098 ± 0.6666
ea19 1342 1342/1342 1342 ± 0 5.736 5.441/6.354 5.76 ± 0.7526
ea20 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea21 1342 1342/1342 1342 ± 0.00001526 5.545 5.295/6.091 5.479 ± 0.7787
ea22 1342 1342/1342 1342 ± 0.00003513 5.471 5.193/6.348 5.545 ± 0.9411
ea23 1342 1342/1342 1342 ± 0.00002875 5.76 5.502/6.433 5.72 ± 0.9164
ea24 1342 1342/1342 1342 ± 0.000007282 5.077 4.847/6.012 5.244 ± 0.6931
ea25 1342 1342/1342 1342 ± 0.00004229 5.676 5.288/6.303 5.536 ± 0.8921
ea26 1342 1342/1342 1342 ± 0.00001563 5.709 5.544/6.514 5.794 ± 0.9049
ea27 1342 1342/1342 1342 ± 0.00004198 5.665 5.251/6.574 5.655 ± 0.9014
ea28 1342 1342/1342 1342 ± 0.00004076 5.8 5.483/6.585 5.822 ± 0.8812
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 ± 0.00002393 5.477 5.318/5.662 5.444 ± 0.2869
3 1342 1342/1342 1342 ± 0.00003638 5.811 5.432/6.163 5.794 ± 0.5221
5 1342 1342/1342 1342 ± 0.0000244 5.213 4.985/5.333 5.195 ± 0.2478
6 1342 1342/1342 1342 ± 0.00002393 5.389 5.123/5.515 5.324 ± 0.2539
7 1342 1342/1342 1342 ± 0.00002393 5.43 5.205/5.528 5.35 ± 0.2403
8 1342 1342/1342 1342 ± 0.00002393 5.357 5.085/5.478 5.296 ± 0.2767
9 1342 1342/1342 1342 ± 0.00002393 5.68 5.31/5.805 5.593 ± 0.2844
10 1342 1342/1342 1342 ± 0.00002393 6.111 5.886/6.197 6.007 ± 0.2585
11 1342 1342/1342 1342 ± 0.00002393 6.338 6.075/6.523 6.296 ± 0.259
12 1342 1342/1342 1342 ± 0.00002393 6.474 6.269/6.692 6.461 ± 0.2866
13 1342 1342/1342 1342 ± 0.00002415 6.602 6.342/6.805 6.55 ± 0.3492
14 1342 1342/1342 1342 ± 0.00003704 6.16 5.835/6.492 6.193 ± 0.5045
15 1342 1342/1342 1342 ± 0.00002426 6.483 5.983/6.699 6.354 ± 0.4392
16 1342 1342/1342 1342 ± 0.00005919 3.563 3.41/3.781 3.592 ± 0.2761
17 1342 1342/1342 1342 ± 0.00006081 3.797 3.581/4.008 3.799 ± 0.3319
vis
VLASS2.1.sb38450628.eb38515240.59049.50130047454_split_split.ms
output_dir
 
overwrite_modelcol
False
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-01 10:26:26.699
End
2024-11-01 11:14:22.107
Duration
0:47:55.408
Note, WebLog generation is not included in the time.

CASA logs for stage 8