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

Statwt Summary Plot

VLASS2.1.sb38447583.eb38589602.59083.73025677083_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 5.097 4.948/5.875 5.232 ± 0.713
ea02 1342 1342/1342 1342 ± 0.00003846 5.718 5.149/6.367 5.667 ± 0.8701
ea04 1342 1342/1342 1342 ± 0.00004245 4.974 4.694/5.727 4.975 ± 0.8023
ea05 1342 1342/1342 1342 ± 0.00001442 5.303 4.969/6.111 5.428 ± 0.8099
ea06 1342 1342/1342 1342 ± 0.00004136 4.71 4.462/5.336 4.723 ± 0.6933
ea07 1342 1342/1342 1342 ± 0.00003804 5.513 5.067/5.938 5.399 ± 0.7656
ea08 1342 1342/1342 1342 ± 0.00003666 5.511 5.28/6.572 5.735 ± 0.9087
ea09 1342 1342/1342 1342 ± 0.00003303 5.127 4.965/6.207 5.374 ± 0.7897
ea10 1342 1342/1342 1342 ± 0.00003859 5.34 4.825/6.079 5.273 ± 0.7989
ea11 1342 1342/1342 1342 ± 0.00004009 5.239 4.844/6.109 5.288 ± 0.841
ea12 1342 1342/1342 1342 ± 0.00004078 5.311 5.021/5.983 5.316 ± 0.8802
ea13 1342 1342/1342 1342 ± 0.00002439 5.605 5.463/6.162 5.7 ± 0.7838
ea14 1342 1342/1342 1342 ± 0.00002795 5.43 4.998/6.275 5.41 ± 0.8855
ea15 1342 1342/1342 1342 ± 0.00004112 5.206 4.725/5.935 5.135 ± 0.9579
ea16 1342 1342/1342 1342 ± 0.00002736 5.473 4.955/6.604 5.628 ± 0.983
ea17 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea18 1342 1342/1342 1342 ± 0.0000361 4.675 4.546/5.225 4.746 ± 0.6025
ea19 1342 1342/1342 1342 ± 0.000007465 5.447 5.259/6.389 5.634 ± 0.8144
ea20 1342 1342/1342 1342 ± 0.00004019 5.557 5.171/6.452 5.599 ± 0.928
ea21 1342 1342/1342 1342 ± 0.00002187 5.139 4.824/6.039 5.274 ± 0.8101
ea22 1342 1342/1342 1342 ± 0.00003168 5.318 4.993/6.333 5.474 ± 0.8377
ea23 1342 1342/1342 1342 ± 0.00003531 5.594 5.023/6.278 5.529 ± 0.8489
ea25 1342 1342/1342 1342 ± 0.00004046 5.308 4.832/5.951 5.269 ± 0.7676
ea26 1342 1342/1342 1342 ± 0.00003271 5.499 5.318/6.54 5.715 ± 0.8395
ea27 1342 1342/1342 1342 ± 0.00004014 5.101 4.854/6.126 5.266 ± 0.7847
ea28 1342 1342/1342 1342 ± 0.00003833 5.403 5.077/6.234 5.512 ± 0.8427
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 ± 0.00002409 5.029 4.907/5.317 5.095 ± 0.2685
3 1342 1342/1342 1342 ± 0.00004271 4.797 4.59/4.947 4.754 ± 0.3564
5 1342 1342/1342 1342 ± 0.00002489 4.938 4.672/5.218 4.946 ± 0.3421
6 1342 1342/1342 1342 ± 0.00002409 5.072 4.877/5.282 5.058 ± 0.2874
7 1342 1342/1342 1342 ± 0.00002409 5.116 4.952/5.207 5.1 ± 0.2523
8 1342 1342/1342 1342 ± 0.00002409 5.138 4.896/5.261 5.062 ± 0.2648
9 1342 1342/1342 1342 ± 0.00002409 5.355 5.243/5.579 5.352 ± 0.2953
10 1342 1342/1342 1342 ± 0.00002409 5.816 5.675/5.933 5.768 ± 0.307
11 1342 1342/1342 1342 ± 0.00002409 6.131 5.933/6.221 6.043 ± 0.3104
12 1342 1342/1342 1342 ± 0.00002409 6.218 6.006/6.341 6.174 ± 0.304
13 1342 1342/1342 1342 ± 0.00002409 6.499 6.137/6.627 6.375 ± 0.3657
14 1342 1342/1342 1342 ± 0.00002524 6.274 5.898/6.65 6.241 ± 0.5115
15 1342 1342/1342 1342 ± 0.00002424 6.394 6.164/6.601 6.344 ± 0.3646
16 1342 1342/1342 1342 ± 0.00005327 3.624 3.463/3.912 3.667 ± 0.336
17 1342 1342/1342 1342 ± 0.00005486 3.815 3.631/4.066 3.848 ± 0.3441
overwrite_modelcol
False
datacolumn
residual_data
output_dir
 
vis
VLASS2.1.sb38447583.eb38589602.59083.73025677083_split_split.ms
statwtmode
VLASS-SE
Start time
2024-11-16 07:40:31.610
End
2024-11-16 08:26:28.159
Duration
0:45:56.549
Note, WebLog generation is not included in the time.

CASA logs for stage 8