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 5.571 5.146/5.977 5.636 ± 0.569
ea02 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.501 5.122/6.051 5.617 ± 0.5852
ea05 1342 1342/1342 1342 ± 0 5.745 5.219/6.3 5.799 ± 0.6154
ea06 1342 1342/1342 1342 ± 0 5.048 4.838/5.461 5.128 ± 0.4166
ea07 1342 1342/1342 1342 ± 0 5.92 5.386/6.167 5.9 ± 0.6183
ea08 1342 1342/1342 1342 ± 0 5.847 5.404/6.595 5.965 ± 0.6949
ea09 1342 1342/1342 1342 ± 0 5.669 5.087/6.337 5.702 ± 0.6549
ea10 1342 1342/1342 1342 ± 0 5.831 5.152/6.485 5.803 ± 0.6844
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 5.787 5.36/6.327 5.919 ± 0.6698
ea13 1342 1342/1342 1342 ± 0 5.963 5.585/6.288 6.009 ± 0.5318
ea14 1342 1342/1342 1342 ± 0 5.907 5.211/6.324 5.809 ± 0.6491
ea15 1342 1342/1342 1342 ± 0 5.53 5.072/6.102 5.628 ± 0.6822
ea16 1342 1342/1342 1342 ± 0 6.057 5.542/6.496 6.109 ± 0.7515
ea17 1342 1342/1342 1342 ± 0.000002139 5.937 5.493/6.653 5.977 ± 0.6623
ea18 1342 1342/1342 1342 ± 0 4.978 4.694/5.394 5.071 ± 0.5175
ea19 1342 1342/1342 1342 ± 0 6.124 5.496/6.667 6.082 ± 0.669
ea20 1342 1342/1342 1342 ± 0 6.293 5.747/6.806 6.178 ± 0.6887
ea21 1342 1342/1342 1342 ± 0 5.568 5.309/6.173 5.711 ± 0.578
ea22 1342 1342/1342 1342 ± 0 5.633 5.072/6.309 5.702 ± 0.6788
ea23 1342 1342/1342 1342 ± 0 5.997 5.38/6.479 5.968 ± 0.7246
ea25 1342 1342/1342 1342 ± 0 5.525 5.155/6.087 5.582 ± 0.6038
ea26 1342 1342/1342 1342 ± 0 5.97 5.444/6.613 6.01 ± 0.7079
ea27 1342 1342/1342 1342 ± 0.00001776 5.548 5.078/6.304 5.656 ± 0.6344
ea28 1342 1342/1342 1342 ± 0 5.618 5.311/6.373 5.752 ± 0.6867
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 ± 0.00002444 5.335 5.145/5.529 5.331 ± 0.2417
3 1342 1342/1342 1342 ± 0.00002614 5.046 4.84/5.278 5.043 ± 0.2777
4 1342 1342/1342 1342 ± 0.00002444 5.123 4.881/5.339 5.104 ± 0.2953
5 1342 1342/1342 1342 ± 0.00002506 5.29 5.074/5.376 5.259 ± 0.2958
6 1342 1342/1342 1342 ± 0.00002488 4.896 4.726/5.011 4.87 ± 0.2145
7 1342 1342/1342 1342 ± 0.00002444 5.322 5.179/5.492 5.315 ± 0.2396
8 1342 1342/1342 1342 ± 0.00002444 5.324 5.131/5.492 5.275 ± 0.2648
9 1342 1342/1342 1342 ± 0.00002444 5.548 5.423/5.805 5.556 ± 0.2961
10 1342 1342/1342 1342 ± 0.00002444 5.975 5.851/6.144 5.954 ± 0.2983
11 1342 1342/1342 1342 ± 0.00002444 6.265 6.098/6.405 6.193 ± 0.3155
12 1342 1342/1342 1342 ± 0.00002444 6.355 6.156/6.493 6.319 ± 0.3376
13 1342 1342/1342 1342 ± 0.00002444 6.758 6.659/6.98 6.767 ± 0.357
14 1342 1342/1342 1342 ± 0.00002444 6.957 6.745/7.251 6.935 ± 0.3858
15 1342 1342/1342 1342 ± 0.00002444 6.628 6.459/6.803 6.55 ± 0.3551
16 1342 1342/1342 1342 ± 0.00002709 5.937 5.785/6.151 5.922 ± 0.3155
17 1342 1342/1342 1342 ± 0.00002557 5.955 5.727/6.13 5.919 ± 0.3022
vis
VLASS2.1.sb38541375.eb38627613.59093.84554634259_split_split.ms
statwtmode
VLASS-SE
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
Start time
2024-06-25 02:20:09.229
End
2024-06-25 02:52:00.693
Duration
0:31:51.465
Note, WebLog generation is not included in the time.

CASA logs for stage 8