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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.49 5.158/5.967 5.579 ± 0.5137
ea02 1342 1342/1342 1342 ± 0 5.696 5.336/6.363 5.883 ± 0.6502
ea03 1342 1342/1342 1342 ± 0 5.214 4.585/5.826 5.252 ± 0.6463
ea04 1342 1342/1342 1342 ± 0 5.547 5.167/6.042 5.67 ± 0.5203
ea05 1342 1342/1342 1342 ± 0 5.624 5.231/6.18 5.749 ± 0.5928
ea06 1342 1342/1342 1342 ± 0 5.015 4.842/5.462 5.132 ± 0.3619
ea07 1342 1342/1342 1342 ± 0 5.915 5.482/6.254 5.976 ± 0.5921
ea08 1342 1342/1342 1342 ± 0 5.779 5.525/6.604 6.054 ± 0.702
ea09 1342 1342/1342 1342 ± 0 5.671 5.155/6.261 5.735 ± 0.6745
ea10 1342 1342/1342 1342 ± 0 5.839 5.338/6.618 5.923 ± 0.6614
ea11 1342 1342/1342 1342 ± 0 6.225 5.85/6.621 6.254 ± 0.6522
ea12 1342 1342/1342 1342 ± 0 5.764 5.373/6.26 5.899 ± 0.578
ea13 1342 1342/1342 1342 ± 0 6.008 5.638/6.362 6.081 ± 0.548
ea14 1342 1342/1342 1342 ± 0 5.87 5.309/6.415 5.923 ± 0.6884
ea15 1342 1342/1342 1342 ± 0 5.673 5.243/6.272 5.826 ± 0.6719
ea16 1342 1342/1342 1342 ± 0 6.167 5.666/6.705 6.245 ± 0.7638
ea17 1342 1342/1342 1342 ± 0.00001998 6.235 5.772/6.805 6.352 ± 0.6942
ea18 1342 1342/1342 1342 ± 0 4.91 4.605/5.4 5.049 ± 0.496
ea19 1342 1342/1342 1342 ± 0 5.798 5.397/6.405 5.954 ± 0.6118
ea21 1342 1342/1342 1342 ± 0 5.753 5.368/6.348 5.884 ± 0.6078
ea22 1342 1342/1342 1342 ± 0 5.507 5.201/6.278 5.707 ± 0.6417
ea23 1342 1342/1342 1342 ± 0 6.033 5.589/6.511 6.118 ± 0.6901
ea25 1342 1342/1342 1342 ± 0.000005593 5.642 5.296/6.152 5.744 ± 0.5608
ea26 1342 1342/1342 1342 ± 0 5.994 5.471/6.626 6.085 ± 0.7424
ea27 1342 1342/1342 1342 ± 0.0000222 5.51 5.258/6.345 5.752 ± 0.6065
ea28 1342 1342/1342 1342 ± 0.000007994 5.33 5.14/6.082 5.556 ± 0.6114
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 ± 0.00002348 5.328 5.156/5.506 5.298 ± 0.2667
3 1342 1342/1342 1342 ± 0.00002455 4.998 4.812/5.329 5.049 ± 0.2972
4 1342 1342/1342 1342 ± 0.0000242 5.206 5.053/5.399 5.21 ± 0.3661
5 1342 1342/1342 1342 ± 0.00002394 5.238 5.07/5.452 5.223 ± 0.3139
6 1342 1342/1342 1342 ± 0.00002392 5.334 5.131/5.478 5.266 ± 0.2976
7 1342 1342/1342 1342 ± 0.00002392 5.335 5.232/5.468 5.327 ± 0.2731
8 1342 1342/1342 1342 ± 0.00002392 5.301 5.097/5.478 5.282 ± 0.3109
9 1342 1342/1342 1342 ± 0.00002392 5.565 5.322/5.86 5.567 ± 0.3492
10 1342 1342/1342 1342 ± 0.00002392 6.045 5.774/6.245 5.979 ± 0.3385
11 1342 1342/1342 1342 ± 0.00002348 6.288 6.101/6.429 6.208 ± 0.3307
12 1342 1342/1342 1342 ± 0.00002392 6.418 6.224/6.558 6.368 ± 0.3748
13 1342 1342/1342 1342 ± 0.00002392 6.84 6.622/6.954 6.794 ± 0.4058
14 1342 1342/1342 1342 ± 0.00002348 7.008 6.814/7.234 6.955 ± 0.4429
15 1342 1342/1342 1342 ± 0.00002392 6.665 6.377/6.859 6.571 ± 0.4373
16 1342 1342/1342 1342 ± 0.00002859 5.897 5.656/6.207 5.912 ± 0.3837
17 1342 1342/1342 1342 ± 0.00002916 5.841 5.68/6.149 5.881 ± 0.361
output_dir
 
overwrite_modelcol
False
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-15 07:31:44.576
End
2024-11-15 08:17:34.427
Duration
0:45:49.850
Note, WebLog generation is not included in the time.

CASA logs for stage 8