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

Statwt Summary Plot

VLASS2.1.sb38667356.eb38705720.59131.46099141204_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 5.579 5.481/6.315 5.895 ± 0.6024
ea02 1342 1342/1342 1342 ± 0.0000415 6.102 5.634/6.771 6.222 ± 0.6435
ea03 1342 1342/1342 1342 ± 0 5.755 5.021/6.211 5.664 ± 0.611
ea04 1342 1342/1342 1342 ± 0 5.617 5.219/6.151 5.715 ± 0.539
ea05 1342 1342/1342 1342 ± 0 6.178 5.607/6.633 6.016 ± 0.6786
ea06 1342 1342/1342 1342 ± 0 4.876 4.833/4.935 4.852 ± 0.1231
ea07 1342 1342/1342 1342 ± 0 6.155 5.738/6.484 6.259 ± 0.576
ea08 1342 1342/1342 1342 ± 0 6.136 5.74/6.924 6.295 ± 0.6992
ea09 1342 1342/1342 1342 ± 0 5.977 5.466/6.713 6.045 ± 0.7245
ea10 1342 1342/1342 1342 ± 0 6.047 5.575/6.774 6.137 ± 0.6798
ea11 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea12 1342 1342/1342 1342 ± 0 6.056 5.483/6.475 6.044 ± 0.7059
ea13 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 1342 1342/1342 1342 ± 0 6.175 5.669/6.618 6.219 ± 0.6804
ea16 1342 1342/1342 1342 ± 0 6.443 5.923/6.997 6.467 ± 0.7818
ea17 1342 1342/1342 1342 ± 0 6.665 6.031/7.272 6.676 ± 0.6716
ea18 1342 1342/1342 1342 ± 0 5.204 4.819/5.656 5.27 ± 0.5049
ea19 1342 1342/1342 1342 ± 0 6.273 5.68/6.766 6.223 ± 0.6008
ea20 1342 1342/1342 1342 ± 0 6.134 5.632/6.724 6.122 ± 0.6871
ea21 1342 1342/1342 1342 ± 0 6.007 5.674/6.609 6.108 ± 0.6438
ea22 1342 1342/1342 1342 ± 0 6.021 5.509/6.491 5.968 ± 0.5786
ea23 1342 1342/1342 1342 ± 0 6.291 5.714/6.73 6.248 ± 0.7056
ea24 1342 1342/1342 1342 ± 0 6.139 5.736/6.822 6.192 ± 0.6842
ea25 1342 1342/1342 1342 ± 0 5.831 5.482/6.356 5.927 ± 0.604
ea26 1342 1342/1342 1342 ± 0 6.627 5.95/7.265 6.548 ± 0.7657
ea27 1342 1342/1342 1342 ± 0 5.704 5.598/6.556 5.954 ± 0.6344
ea28 1342 1342/1342 1342 ± 0 5.708 5.433/6.45 5.885 ± 0.6363
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 ± 0.00002415 5.659 5.408/5.783 5.562 ± 0.3168
4 1342 1342/1342 1342 ± 0.0000277 4.867 4.633/5.033 4.838 ± 0.2181
5 1342 1342/1342 1342 ± 0.00002415 5.569 5.301/5.737 5.514 ± 0.3458
6 1342 1342/1342 1342 ± 0.00002415 5.556 5.421/5.734 5.512 ± 0.3242
7 1342 1342/1342 1342 ± 0.00002415 5.61 5.461/5.692 5.537 ± 0.3067
8 1342 1342/1342 1342 ± 0.00002415 5.491 5.314/5.676 5.459 ± 0.3486
9 1342 1342/1342 1342 ± 0.00002415 5.753 5.534/6.102 5.737 ± 0.3845
10 1342 1342/1342 1342 ± 0.00002463 6.234 6.065/6.467 6.219 ± 0.3442
11 1342 1342/1342 1342 ± 0.00002463 6.524 6.299/6.623 6.453 ± 0.3281
12 1342 1342/1342 1342 ± 0.00002463 6.641 6.463/6.776 6.623 ± 0.3644
13 1342 1342/1342 1342 ± 0.00002463 7.08 6.914/7.189 7.044 ± 0.3698
14 1342 1342/1342 1342 ± 0.00002463 7.221 7.026/7.49 7.21 ± 0.3993
15 1342 1342/1342 1342 ± 0.00002463 6.795 6.523/6.944 6.763 ± 0.3584
16 1342 1342/1342 1342 ± 0.00002515 6.161 5.893/6.379 6.181 ± 0.3723
17 1342 1342/1342 1342 ± 0.00002515 6.178 6.015/6.443 6.221 ± 0.3516
statwtmode
VLASS-SE
output_dir
 
vis
VLASS2.1.sb38667356.eb38705720.59131.46099141204_split_split.ms
datacolumn
residual_data
overwrite_modelcol
False
Start time
2025-01-11 05:47:45.206
End
2025-01-11 07:06:48.429
Duration
1:19:03.224
Note, WebLog generation is not included in the time.

CASA logs for stage 8