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

Statwt Summary Plot

VLASS2.1.sb38663900.eb38831428.59145.025327407406_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 5.357 5.254/6.093 5.508 ± 0.7564
ea02 1342 1342/1342 1342 ± 0.00004368 5.835 5.255/6.562 5.734 ± 0.9215
ea03 1342 1342/1342 1342 ± 0.00003169 4.956 4.638/5.936 5.113 ± 0.7632
ea04 1342 1342/1342 1342 ± 0.00003704 5.372 5.069/6.13 5.425 ± 0.7691
ea05 1342 1342/1342 1342 ± 0.00003153 5.455 5.085/6.387 5.569 ± 0.9136
ea06 1342 1342/1342 1342 ± 0.000009874 4.371 4.18/4.87 4.348 ± 0.6252
ea07 1342 1342/1342 1342 ± 0.0000418 5.829 5.222/6.155 5.695 ± 0.8453
ea08 1342 1342/1342 1342 ± 0.00004244 5.965 5.484/6.766 5.956 ± 0.9683
ea09 1342 1342/1342 1342 ± 0.0000366 5.508 5.117/6.216 5.505 ± 0.7895
ea10 1342 1342/1342 1342 ± 0.00004212 5.844 5.235/6.67 5.772 ± 0.9515
ea11 1342 1342/1342 1342 ± 0.00001405 5.505 4.953/6.3 5.527 ± 0.9848
ea12 1342 1342/1342 1342 ± 0.0000419 5.592 5.272/6.517 5.709 ± 0.8789
ea13 1342 1342/1342 1342 ± 0.00003201 5.837 5.532/6.212 5.764 ± 0.8271
ea14 1342 1342/1342 1342 ± 0.00004206 5.826 5.161/6.295 5.646 ± 0.8112
ea15 1342 1342/1342 1342 ± 0.000009797 3.687 3.535/4.641 3.939 ± 0.8906
ea16 1342 1342/1342 1342 ± 0.00004173 5.788 5.54/6.674 5.885 ± 1.036
ea17 1342 1342/1342 1342 ± 0.00001895 6.044 5.542/7.309 6.118 ± 1.079
ea18 1342 1342/1342 1342 ± 0.00004116 4.725 4.457/5.456 4.823 ± 0.6188
ea19 1342 1342/1342 1342 ± 0.00002078 5.444 5.245/6.233 5.618 ± 0.8601
ea20 1342 1342/1342 1342 ± 0.00002969 5.907 5.758/7.011 6.068 ± 1.004
ea21 1342 1342/1342 1342 ± 0.00004145 5.752 5.041/6.3 5.595 ± 0.9336
ea23 1342 1342/1342 1342 ± 0.00004175 5.551 5.303/5.681 5.335 ± 0.6659
ea24 1342 1342/1342 1342 ± 0.0000401 5.678 5.283/6.316 5.636 ± 0.8337
ea25 1342 1342/1342 1342 ± 0.00004154 5.509 5.231/6.245 5.538 ± 0.8332
ea26 1342 1342/1342 1342 ± 0.00003702 5.902 5.553/6.729 5.879 ± 0.8942
ea27 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea28 1342 1342/1342 1342 ± 0.00004191 5.366 5.171/6.238 5.505 ± 0.7945
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 ± 0.00002394 5.374 5.079/5.536 5.219 ± 0.4917
5 1342 1342/1342 1342 ± 0.00002394 5.411 5.136/5.635 5.292 ± 0.5654
6 1342 1342/1342 1342 ± 0.00002394 5.297 4.961/5.503 5.146 ± 0.49
7 1342 1342/1342 1342 ± 0.00002394 5.235 5.122/5.519 5.204 ± 0.4771
8 1342 1342/1342 1342 ± 0.00002394 5.251 5.126/5.44 5.192 ± 0.492
9 1342 1342/1342 1342 ± 0.00002394 5.692 5.31/5.838 5.472 ± 0.5309
10 1342 1342/1342 1342 ± 0.00002394 5.965 5.539/6.153 5.785 ± 0.5685
11 1342 1342/1342 1342 ± 0.00002394 6.21 5.981/6.307 6.063 ± 0.5338
12 1342 1342/1342 1342 ± 0.00002394 6.299 6.133/6.632 6.256 ± 0.5793
13 1342 1342/1342 1342 ± 0.00002394 6.736 6.526/6.921 6.606 ± 0.5447
14 1342 1342/1342 1342 ± 0.00002399 6.787 6.387/6.977 6.607 ± 0.6248
15 1342 1342/1342 1342 ± 0.00002513 6.454 6.155/6.856 6.38 ± 0.6791
16 1342 1342/1342 1342 ± 0.00005585 3.903 3.765/4.02 3.814 ± 0.4139
17 1342 1342/1342 1342 ± 0.00005666 4.008 3.85/4.159 3.943 ± 0.4168
output_dir
 
datacolumn
residual_data
statwtmode
VLASS-SE
overwrite_modelcol
False
vis
VLASS2.1.sb38663900.eb38831428.59145.025327407406_split_split.ms
Start time
2025-01-11 10:43:12.723
End
2025-01-11 11:37:37.377
Duration
0:54:24.653
Note, WebLog generation is not included in the time.

CASA logs for stage 8