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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.062 4.834/5.318 5.075 ± 0.3402
ea02 1342 1342/1342 1342 ± 0.00000428 5.421 5.033/5.657 5.359 ± 0.4471
ea04 1342 1342/1342 1342 ± 0.00002921 5.394 4.981/5.615 5.349 ± 0.3922
ea05 1342 1342/1342 1342 ± 0 5.438 5.205/5.792 5.51 ± 0.4086
ea06 1342 1342/1342 1342 ± 0 2.919 2.845/3.176 2.982 ± 0.1479
ea07 1342 1342/1342 1342 ± 0 5.281 5.164/5.499 5.319 ± 0.2092
ea08 1342 1342/1342 1342 ± 0.000006282 5.519 5.195/6.01 5.589 ± 0.5257
ea09 1342 1342/1342 1342 ± 0 4.533 4.423/4.825 4.577 ± 0.3137
ea10 1342 1342/1342 1342 ± 0 5.35 5.129/5.977 5.526 ± 0.449
ea11 1342 1342/1342 1342 ± 0.00000193 5.327 5.032/5.675 5.355 ± 0.4104
ea12 1342 1342/1342 1342 ± 0 5.219 4.969/5.436 5.229 ± 0.2929
ea13 1342 1342/1342 1342 ± 0 5.257 5.015/5.388 5.209 ± 0.2785
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.825 4.786/5.017 4.894 ± 0.2283
ea17 1342 1342/1342 1342 ± 0.00001636 5.898 5.633/6.547 6.048 ± 0.5217
ea18 1342 1342/1342 1342 ± 0 4.948 4.662/5.268 4.949 ± 0.3613
ea19 1342 1342/1342 1342 ± 0 5.614 5.363/5.875 5.634 ± 0.338
ea21 1342 1342/1342 1342 ± 0 5.118 5.025/5.434 5.236 ± 0.2812
ea22 1342 1342/1342 1342 ± 0.000003973 5.06 4.827/5.622 5.198 ± 0.4352
ea23 1342 1342/1342 1342 ± 0 5.352 5.093/5.659 5.408 ± 0.3591
ea25 1342 1342/1342 1342 ± 0 5.019 4.956/5.124 5.03 ± 0.1263
ea26 1342 1342/1342 1342 ± 0 5.029 4.861/5.303 5.102 ± 0.3018
ea27 1342 1342/1342 1342 ± 0.000006277 5.188 4.93/5.691 5.296 ± 0.3946
ea28 1342 1342/1342 1342 ± 0.00001468 5.171 5.031/5.687 5.303 ± 0.4424
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 ± 0.000026 5.293 5.1/5.464 5.282 ± 0.2547
3 1342 1342/1342 1342 ± 0.00003318 4.941 4.781/5.403 5.019 ± 0.3013
4 1342 1342/1342 1342 ± 0.00003996 4.849 4.751/5.097 4.903 ± 0.3339
5 1342 1342/1342 1342 ± 0.000026 5.088 4.995/5.275 5.095 ± 0.2641
6 1342 1342/1342 1342 ± 0.000026 5.026 4.922/5.195 5.03 ± 0.2311
7 1342 1342/1342 1342 ± 0.000026 5.027 4.965/5.081 5.019 ± 0.2124
8 1342 1342/1342 1342 ± 0.000026 4.954 4.826/5.074 4.961 ± 0.2658
9 1342 1342/1342 1342 ± 0.000026 5.132 4.926/5.342 5.133 ± 0.3383
10 1342 1342/1342 1342 ± 0.000026 5.425 5.233/5.525 5.275 ± 0.573
11 1342 1342/1342 1342 ± 0.000026 5.54 5.246/5.731 5.385 ± 0.6668
12 1342 1342/1342 1342 ± 0.000026 5.657 5.318/5.78 5.475 ± 0.6942
13 1342 1342/1342 1342 ± 0.000026 5.894 5.541/6.107 5.744 ± 0.7174
14 1342 1342/1342 1342 ± 0.000026 6.028 5.676/6.112 5.819 ± 0.7221
15 1342 1342/1342 1342 ± 0.000026 5.586 5.323/5.694 5.435 ± 0.6935
16 1342 1342/1342 1342 ± 0.00003053 4.812 4.643/5.165 4.841 ± 0.6179
17 1342 1342/1342 1342 ± 0.00002707 4.869 4.643/5.093 4.868 ± 0.5853
datacolumn
residual_data
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 06:55:47.913
End
2024-03-29 07:58:40.830
Duration
1:02:52.917
Note, WebLog generation is not included in the time.

CASA logs for stage 7