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

Statwt Summary Plot

VLASS2.1.sb38508014.eb38518655.59051.788119143515_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 5.313 5.131/6.139 5.411 ± 0.8868
ea02 1342 1342/1342 1342 ± 0.00004404 5.88 5.364/6.6 5.777 ± 1.019
ea04 1342 1342/1342 1342 ± 0.00001234 4.955 4.812/5.746 5.102 ± 0.7841
ea05 1342 1342/1342 1342 ± 0.00001656 5.17 4.843/6.184 5.361 ± 0.8102
ea06 1342 1342/1342 1342 ± 0.000012 4.913 4.666/5.526 4.892 ± 0.7377
ea07 1342 1342/1342 1342 ± 0.00004392 5.808 5.309/6.238 5.59 ± 0.951
ea08 1342 1342/1342 1342 ± 0.00004549 5.881 5.475/6.655 5.814 ± 1.092
ea09 1342 1342/1342 1342 ± 0.00002602 5.156 4.955/5.857 5.224 ± 0.7203
ea10 1342 1342/1342 1342 ± 0.00004411 5.036 4.694/5.616 4.988 ± 0.7194
ea11 1342 1342/1342 1342 ± 0.000044 5.854 5.185/6.453 5.617 ± 1.052
ea12 1342 1342/1342 1342 ± 0.00001307 5.299 5.095/5.978 5.357 ± 0.9486
ea13 1342 1342/1342 1342 ± 0.00002265 5.919 5.624/6.326 5.804 ± 0.7986
ea14 1342 1342/1342 1342 ± 0.00002416 5.73 5.305/6.611 5.762 ± 0.8923
ea15 1342 1342/1342 1342 ± 0.000007741 5.303 5.027/6.101 5.408 ± 0.9041
ea16 1342 1342/1342 1342 ± 0.00002597 5.86 5.542/6.46 5.796 ± 0.9569
ea17 1342 1342/1342 1342 ± 0.00004602 5.805 5.31/6.459 5.693 ± 1.085
ea18 1342 1342/1342 1342 ± 0.00004064 4.879 4.573/5.672 4.919 ± 0.7955
ea19 1342 1342/1342 1342 ± 0.000007775 5.456 5.342/6.531 5.712 ± 0.8499
ea20 1342 1342/1342 1342 ± 0.00003238 5.691 5.412/6.573 5.704 ± 1.142
ea21 1342 1342/1342 1342 ± 0.00002265 5.43 5.192/6.108 5.425 ± 0.8269
ea22 1342 1342/1342 1342 ± 0.00004354 5.502 5.263/6.56 5.675 ± 0.9446
ea23 1342 1342/1342 1342 ± 0.00004354 5.865 5.404/6.623 5.76 ± 1.013
ea24 1342 1342/1342 1342 ± 0.00001561 5.177 4.937/6.114 5.375 ± 0.7474
ea25 1342 1342/1342 1342 ± 0.00004549 5.392 4.988/6.146 5.371 ± 0.9532
ea26 1342 1342/1342 1342 ± 0.00003701 5.825 5.669/6.872 6.01 ± 0.9769
ea27 1342 1342/1342 1342 ± 0.00004557 5.592 5.146/6.51 5.539 ± 1.034
ea28 1342 1342/1342 1342 ± 0.00004407 5.576 5.365/6.577 5.684 ± 1.032
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.
5 1342 1342/1342 1342 ± 0.00002329 5.211 5.053/5.449 5.246 ± 0.3352
6 1342 1342/1342 1342 ± 0.00002308 5.302 5.065/5.458 5.251 ± 0.3093
7 1342 1342/1342 1342 ± 0.00002308 5.277 5.075/5.525 5.264 ± 0.303
8 1342 1342/1342 1342 ± 0.00002308 5.274 5.031/5.462 5.217 ± 0.3286
9 1342 1342/1342 1342 ± 0.00002308 5.524 5.267/5.821 5.494 ± 0.3478
10 1342 1342/1342 1342 ± 0.00002308 6.013 5.599/6.097 5.876 ± 0.3477
11 1342 1342/1342 1342 ± 0.00002308 6.276 5.923/6.448 6.181 ± 0.3454
12 1342 1342/1342 1342 ± 0.00002308 6.335 6.208/6.615 6.361 ± 0.3688
13 1342 1342/1342 1342 ± 0.00002308 6.736 6.447/6.894 6.634 ± 0.3934
14 1342 1342/1342 1342 ± 0.00002989 6.59 6.186/6.793 6.46 ± 0.5182
15 1342 1342/1342 1342 ± 0.00002386 6.542 6.177/6.778 6.437 ± 0.4632
16 1342 1342/1342 1342 ± 0.0000597 3.671 3.521/3.924 3.726 ± 0.275
17 1342 1342/1342 1342 ± 0.00006068 3.831 3.637/4.067 3.859 ± 0.2812
statwtmode
VLASS-SE
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38508014.eb38518655.59051.788119143515_split_split.ms
output_dir
 
Start time
2024-12-06 14:44:26.793
End
2024-12-06 15:51:17.142
Duration
1:06:50.349
Note, WebLog generation is not included in the time.

CASA logs for stage 8