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

Statwt Summary Plot

VLASS2.1.sb38482214.eb38565046.59071.1506340625_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 5.358 5.275/5.971 5.514 ± 0.7457
ea02 1342 1342/1342 1342 ± 0.00004513 5.896 5.38/6.664 5.761 ± 1.03
ea05 1342 1342/1342 1342 ± 0.00001301 5.51 5.146/6.28 5.566 ± 0.8696
ea06 1342 1342/1342 1342 ± 0.000005633 4.939 4.85/5.425 4.897 ± 0.6956
ea07 1342 1342/1342 1342 ± 0.00004046 5.772 5.4/5.956 5.475 ± 0.8854
ea08 1342 1342/1342 1342 ± 0.0000426 6.11 5.654/6.779 5.978 ± 1.08
ea09 1342 1342/1342 1342 ± 0.00002709 3.753 3.36/5.745 4.468 ± 1.161
ea10 1342 1342/1342 1342 ± 0.00003982 5.641 5.208/6.277 5.587 ± 0.7993
ea11 1342 1342/1342 1342 ± 0 5.923 5.394/6.561 6.054 ± 0.6205
ea12 1342 1342/1342 1342 ± 0.0000113 5.645 5.378/6.57 5.699 ± 1.107
ea13 1342 1342/1342 1342 ± 0.00002086 5.943 5.785/6.386 5.935 ± 0.847
ea14 1342 1342/1342 1342 ± 0.00002218 6.509 6.099/6.62 5.848 ± 1.211
ea15 1342 1342/1342 1342 ± 0.000001295 5.388 5.177/6.193 5.522 ± 0.9484
ea16 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea17 1342 1342/1342 1342 ± 0.00003835 5.965 5.661/6.722 5.963 ± 0.9272
ea18 1342 1342/1342 1342 ± 0.00003337 5.118 4.718/5.769 4.999 ± 0.8554
ea19 1342 1342/1342 1342 ± 0.0000109 5.773 5.484/6.628 5.771 ± 0.9199
ea20 1342 1342/1342 1342 ± 0.00002082 5.966 5.793/6.901 5.999 ± 1.19
ea21 1342 1342/1342 1342 ± 0.00001982 5.561 5.327/6.281 5.539 ± 0.8962
ea22 1342 1342/1342 1342 ± 0.00003634 5.46 5.16/6.452 5.54 ± 0.9514
ea23 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea25 1342 1342/1342 1342 ± 0 5.428 5.415/5.489 5.419 ± 0.1534
ea26 1342 1342/1342 1342 ± 0.00002382 5.71 5.555/6.667 5.842 ± 0.8981
ea27 1342 1342/1342 1342 ± 0.00004149 5.561 5.397/6.471 5.651 ± 0.8155
ea28 1342 1342/1342 1342 ± 0.00005396 6.546 5.888/6.653 5.842 ± 1.285
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 ± 0.00002618 5.449 5.287/5.735 5.421 ± 0.5015
5 1342 1342/1342 1342 ± 0.00002655 5.479 5.298/5.649 5.36 ± 0.5679
6 1342 1342/1342 1342 ± 0.00002618 5.419 5.24/5.541 5.297 ± 0.519
7 1342 1342/1342 1342 ± 0.00002618 5.383 5.211/5.5 5.294 ± 0.5022
8 1342 1342/1342 1342 ± 0.00002618 5.327 5.133/5.514 5.224 ± 0.5164
9 1342 1342/1342 1342 ± 0.00002618 5.631 5.425/5.852 5.499 ± 0.5889
10 1342 1342/1342 1342 ± 0.00002559 6.069 5.849/6.183 5.997 ± 0.3566
11 1342 1342/1342 1342 ± 0.00002559 6.382 6.193/6.481 6.281 ± 0.3596
12 1342 1342/1342 1342 ± 0.00002559 6.555 6.188/6.664 6.44 ± 0.3725
13 1342 1342/1342 1342 ± 0.00002591 6.776 6.329/6.883 6.658 ± 0.3992
14 1342 1342/1342 1342 ± 0.00003748 6.481 6.028/6.848 6.431 ± 0.4987
15 1342 1342/1342 1342 ± 0.00002619 6.659 6.469/6.898 6.594 ± 0.4965
16 1342 1342/1342 1342 ± 0.00006101 3.675 3.526/3.848 3.686 ± 0.2442
17 1342 1342/1342 1342 ± 0.00006083 3.667 3.517/3.824 3.677 ± 0.2704
vis
VLASS2.1.sb38482214.eb38565046.59071.1506340625_split_split.ms
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
Start time
2024-06-11 17:40:35.620
End
2024-06-11 18:28:51.092
Duration
0:48:15.472
Note, WebLog generation is not included in the time.

CASA logs for stage 8