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 5.48 5.173/5.962 5.574 ± 0.5083
ea02 1342 1342/1342 1342 ± 0 5.749 5.302/6.335 5.86 ± 0.6574
ea03 1342 1342/1342 1342 ± 0 5.221 4.595/5.812 5.249 ± 0.6538
ea04 1342 1342/1342 1342 ± 0 5.557 5.172/6.051 5.686 ± 0.5249
ea05 1342 1342/1342 1342 ± 0 5.583 5.194/6.158 5.716 ± 0.5937
ea06 1342 1342/1342 1342 ± 0 4.997 4.834/5.447 5.123 ± 0.3587
ea07 1342 1342/1342 1342 ± 0 5.881 5.468/6.257 5.962 ± 0.5984
ea08 1342 1342/1342 1342 ± 0 5.767 5.477/6.572 6.029 ± 0.6847
ea09 1342 1342/1342 1342 ± 0 5.654 5.165/6.257 5.727 ± 0.6718
ea10 1342 1342/1342 1342 ± 0 5.768 5.311/6.555 5.889 ± 0.6614
ea11 1342 1342/1342 1342 ± 0 6.228 5.841/6.622 6.237 ± 0.6569
ea12 1342 1342/1342 1342 ± 0 5.758 5.364/6.25 5.887 ± 0.5713
ea13 1342 1342/1342 1342 ± 0 6.005 5.637/6.35 6.067 ± 0.5352
ea14 1342 1342/1342 1342 ± 0 5.811 5.241/6.373 5.856 ± 0.6832
ea15 1342 1342/1342 1342 ± 0 5.676 5.252/6.269 5.834 ± 0.6502
ea16 1342 1342/1342 1342 ± 0 6.136 5.669/6.668 6.215 ± 0.7573
ea17 1342 1342/1342 1342 ± 0.00002383 6.24 5.828/6.783 6.363 ± 0.6776
ea18 1342 1342/1342 1342 ± 0 4.911 4.643/5.408 5.058 ± 0.4928
ea19 1342 1342/1342 1342 ± 0 5.742 5.371/6.375 5.917 ± 0.62
ea21 1342 1342/1342 1342 ± 0 5.723 5.286/6.297 5.847 ± 0.6001
ea22 1342 1342/1342 1342 ± 0 5.561 5.156/6.287 5.713 ± 0.6468
ea23 1342 1342/1342 1342 ± 0 6.001 5.548/6.489 6.078 ± 0.693
ea25 1342 1342/1342 1342 ± 0.000007003 5.581 5.296/6.079 5.704 ± 0.5491
ea26 1342 1342/1342 1342 ± 0 5.945 5.453/6.597 6.062 ± 0.724
ea27 1342 1342/1342 1342 ± 0.00002401 5.514 5.266/6.366 5.746 ± 0.6018
ea28 1342 1342/1342 1342 ± 0.00001127 5.353 5.109/6.042 5.554 ± 0.5888
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 ± 0.00002351 5.319 5.163/5.485 5.294 ± 0.2744
3 1342 1342/1342 1342 ± 0.00002587 5.039 4.819/5.282 5.04 ± 0.2808
4 1342 1342/1342 1342 ± 0.00002396 5.198 5.041/5.415 5.212 ± 0.3616
5 1342 1342/1342 1342 ± 0.00002396 5.203 5.019/5.388 5.196 ± 0.3025
6 1342 1342/1342 1342 ± 0.00002396 5.312 5.133/5.47 5.266 ± 0.2956
7 1342 1342/1342 1342 ± 0.00002396 5.316 5.23/5.435 5.311 ± 0.2698
8 1342 1342/1342 1342 ± 0.00002396 5.29 5.114/5.442 5.266 ± 0.3024
9 1342 1342/1342 1342 ± 0.00002396 5.55 5.339/5.833 5.552 ± 0.3422
10 1342 1342/1342 1342 ± 0.00002396 5.994 5.757/6.233 5.962 ± 0.3299
11 1342 1342/1342 1342 ± 0.00002351 6.271 6.069/6.427 6.194 ± 0.326
12 1342 1342/1342 1342 ± 0.00002396 6.382 6.196/6.486 6.353 ± 0.3623
13 1342 1342/1342 1342 ± 0.00002396 6.827 6.614/6.929 6.773 ± 0.4012
14 1342 1342/1342 1342 ± 0.00002351 6.998 6.745/7.178 6.931 ± 0.4338
15 1342 1342/1342 1342 ± 0.00002396 6.643 6.361/6.813 6.548 ± 0.4201
16 1342 1342/1342 1342 ± 0.00003027 5.92 5.654/6.166 5.895 ± 0.369
17 1342 1342/1342 1342 ± 0.00002983 5.833 5.683/6.101 5.873 ± 0.3531
output_dir
 
statwtmode
VLASS-SE
datacolumn
residual_data
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
overwrite_modelcol
False
Start time
2024-11-15 09:13:30.480
End
2024-11-15 10:17:11.517
Duration
1:03:41.037
Note, WebLog generation is not included in the time.

CASA logs for stage 8