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

Statwt Summary Plot

VLASS2.1.sb38602933.eb38631109.59096.27884142361_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 5.406 5.282/5.984 5.475 ± 0.7702
ea02 1342 1342/1342 1342 ± 0.00004128 6.017 5.434/6.57 5.813 ± 0.9808
ea04 1342 1342/1342 1342 ± 0.000004741 5.381 5.093/6.181 5.507 ± 0.8043
ea05 1342 1342/1342 1342 ± 0.000009053 5.572 5.104/6.402 5.692 ± 0.7754
ea06 1342 1342/1342 1342 ± 0.000003891 4.97 4.742/5.342 4.859 ± 0.6162
ea07 1342 1342/1342 1342 ± 0.00004268 5.954 5.351/6.404 5.803 ± 0.8973
ea08 1342 1342/1342 1342 ± 0.00004265 6.059 5.673/6.78 5.975 ± 0.9909
ea09 1342 1342/1342 1342 ± 0.000001256 5.693 5.169/6.487 5.662 ± 0.7893
ea10 1342 1342/1342 1342 ± 0.00004419 6.001 5.395/6.675 5.812 ± 0.9662
ea11 1342 1342/1342 1342 ± 0.00004349 5.925 5.31/6.61 5.798 ± 1.014
ea12 1342 1342/1342 1342 ± 0.000005936 5.859 5.463/6.656 5.864 ± 1.089
ea13 1342 1342/1342 1342 ± 0.00001177 5.938 5.732/6.509 6.021 ± 0.7316
ea14 1342 1342/1342 1342 ± 0.000007413 5.634 5.122/6.508 5.675 ± 0.8335
ea15 1342 1342/1342 1342 ± 0.000001794 5.428 5.092/6.339 5.681 ± 0.8955
ea16 1342 1342/1342 1342 ± 0.00002736 6.013 5.517/6.915 6.017 ± 0.9946
ea17 1342 1342/1342 1342 ± 0.00004323 5.953 5.583/6.489 5.865 ± 0.9658
ea18 1342 1342/1342 1342 ± 0.00003426 5.021 4.526/5.765 5.049 ± 0.7409
ea19 1342 1342/1342 1342 ± 0.000002808 5.77 5.555/6.854 6.02 ± 0.8489
ea20 1342 1342/1342 1342 ± 0.00002227 5.987 5.838/7.038 6.112 ± 1.128
ea21 1342 1342/1342 1342 ± 0.00001975 5.6 5.391/6.413 5.677 ± 0.8103
ea22 1342 1342/1342 1342 ± 0.00003497 5.368 5.153/6.286 5.531 ± 0.8307
ea23 1342 1342/1342 1342 ± 0.00004266 5.746 5.527/6.677 5.873 ± 0.8861
ea25 1342 1342/1342 1342 ± 0.00004269 5.52 5.323/6.365 5.563 ± 0.8662
ea26 1342 1342/1342 1342 ± 0.00001533 5.965 5.78/7.073 6.129 ± 0.8599
ea27 1342 1342/1342 1342 ± 0.00004364 5.641 5.188/6.459 5.603 ± 0.8972
ea28 1342 1342/1342 1342 ± 0.00004341 5.73 5.444/6.509 5.742 ± 0.919
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 ± 0.00002361 5.515 5.34/5.782 5.528 ± 0.2747
5 1342 1342/1342 1342 ± 0.00002361 5.491 5.175/5.645 5.43 ± 0.348
6 1342 1342/1342 1342 ± 0.00002539 5.314 5.085/5.447 5.273 ± 0.286
7 1342 1342/1342 1342 ± 0.00002361 5.442 5.315/5.604 5.433 ± 0.2771
8 1342 1342/1342 1342 ± 0.00002361 5.428 5.233/5.566 5.375 ± 0.2923
9 1342 1342/1342 1342 ± 0.00002361 5.658 5.46/5.969 5.666 ± 0.3471
10 1342 1342/1342 1342 ± 0.00002361 6.12 5.898/6.285 6.079 ± 0.3306
11 1342 1342/1342 1342 ± 0.00002361 6.428 6.265/6.534 6.355 ± 0.3419
12 1342 1342/1342 1342 ± 0.00002361 6.612 6.41/6.787 6.555 ± 0.3797
13 1342 1342/1342 1342 ± 0.00002371 6.802 6.628/7.13 6.811 ± 0.4125
14 1342 1342/1342 1342 ± 0.00002743 6.592 6.338/7.075 6.653 ± 0.51
15 1342 1342/1342 1342 ± 0.00002361 6.783 6.612/7.07 6.761 ± 0.4896
16 1342 1342/1342 1342 ± 0.00006071 3.939 3.769/4.242 4.02 ± 0.3139
17 1342 1342/1342 1342 ± 0.0000609 4.075 3.932/4.316 4.13 ± 0.2896
output_dir
 
datacolumn
residual_data
overwrite_modelcol
False
statwtmode
VLASS-SE
vis
VLASS2.1.sb38602933.eb38631109.59096.27884142361_split_split.ms
Start time
2024-11-01 17:19:15.781
End
2024-11-01 18:13:25.759
Duration
0:54:09.979
Note, WebLog generation is not included in the time.

CASA logs for stage 8