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

Statwt Summary Plot

VLASS2.1.sb38541375.eb38627613.59093.84554634259_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 5.595 5.208/6.006 5.675 ± 0.5674
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.511 5.168/6.071 5.641 ± 0.5853
ea05 1342 1342/1342 1342 ± 0 5.693 5.194/6.28 5.777 ± 0.6155
ea06 1342 1342/1342 1342 ± 0 5.066 4.854/5.489 5.151 ± 0.4169
ea07 1342 1342/1342 1342 ± 0 5.798 5.432/6.197 5.913 ± 0.6186
ea08 1342 1342/1342 1342 ± 0 5.927 5.465/6.634 6.017 ± 0.6983
ea09 1342 1342/1342 1342 ± 0 5.698 5.124/6.37 5.746 ± 0.6509
ea10 1342 1342/1342 1342 ± 0 5.743 5.187/6.536 5.841 ± 0.6903
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.831 5.409/6.384 5.964 ± 0.6645
ea13 1342 1342/1342 1342 ± 0 6.023 5.616/6.335 6.058 ± 0.5425
ea14 1342 1342/1342 1342 ± 0 5.939 5.28/6.353 5.856 ± 0.6418
ea15 1342 1342/1342 1342 ± 0 5.554 5.083/6.124 5.654 ± 0.6935
ea16 1342 1342/1342 1342 ± 0 6.09 5.583/6.543 6.159 ± 0.7304
ea17 1342 1342/1342 1342 ± 0.000004557 5.986 5.537/6.629 6.01 ± 0.6685
ea18 1342 1342/1342 1342 ± 0 5.017 4.752/5.433 5.109 ± 0.5148
ea19 1342 1342/1342 1342 ± 0 6.172 5.558/6.692 6.117 ± 0.657
ea20 1342 1342/1342 1342 ± 0 6.33 5.791/6.872 6.218 ± 0.6987
ea21 1342 1342/1342 1342 ± 0 5.593 5.312/6.219 5.746 ± 0.5875
ea22 1342 1342/1342 1342 ± 0 5.682 5.127/6.346 5.757 ± 0.6774
ea23 1342 1342/1342 1342 ± 0 5.991 5.453/6.528 6.017 ± 0.7194
ea25 1342 1342/1342 1342 ± 0.00000152 5.511 5.232/6.139 5.633 ± 0.6028
ea26 1342 1342/1342 1342 ± 0 5.993 5.537/6.647 6.071 ± 0.6995
ea27 1342 1342/1342 1342 ± 0.00002806 5.636 5.123/6.352 5.713 ± 0.6211
ea28 1342 1342/1342 1342 ± 0 5.632 5.361/6.42 5.799 ± 0.6918
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 ± 0.00002442 5.395 5.202/5.617 5.39 ± 0.2484
3 1342 1342/1342 1342 ± 0.00002636 5.091 4.88/5.32 5.095 ± 0.2644
4 1342 1342/1342 1342 ± 0.00002442 5.149 4.963/5.351 5.149 ± 0.2908
5 1342 1342/1342 1342 ± 0.00002577 5.31 5.112/5.432 5.289 ± 0.2992
6 1342 1342/1342 1342 ± 0.0000248 4.889 4.736/5.056 4.891 ± 0.2197
7 1342 1342/1342 1342 ± 0.00002442 5.375 5.228/5.534 5.367 ± 0.2438
8 1342 1342/1342 1342 ± 0.00002442 5.365 5.124/5.541 5.319 ± 0.2694
9 1342 1342/1342 1342 ± 0.00002442 5.585 5.46/5.86 5.596 ± 0.3014
10 1342 1342/1342 1342 ± 0.00002442 6.004 5.894/6.184 5.989 ± 0.3046
11 1342 1342/1342 1342 ± 0.00002442 6.3 6.135/6.447 6.23 ± 0.3171
12 1342 1342/1342 1342 ± 0.00002442 6.406 6.186/6.539 6.358 ± 0.3369
13 1342 1342/1342 1342 ± 0.00002442 6.805 6.704/7.054 6.807 ± 0.3524
14 1342 1342/1342 1342 ± 0.00002442 6.998 6.798/7.285 6.978 ± 0.3872
15 1342 1342/1342 1342 ± 0.00002442 6.661 6.428/6.859 6.582 ± 0.3627
16 1342 1342/1342 1342 ± 0.00002853 5.959 5.758/6.183 5.955 ± 0.3286
17 1342 1342/1342 1342 ± 0.0000295 5.904 5.779/6.125 5.922 ± 0.2995
output_dir
 
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-05-01 10:50:15.248
End
2024-05-01 12:02:42.279
Duration
1:12:27.031
Note, WebLog generation is not included in the time.

CASA logs for stage 7