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

Statwt Summary Plot

VLASS2.1.sb38520431.eb38554942.59063.924480127316_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 5.018 4.823/5.314 5.065 ± 0.3319
ea02 1342 1342/1342 1342 ± 0.000008428 5.394 5.007/5.648 5.333 ± 0.4508
ea04 1342 1342/1342 1342 ± 0.00002922 5.363 4.977/5.616 5.342 ± 0.4011
ea05 1342 1342/1342 1342 ± 0 5.44 5.193/5.768 5.505 ± 0.4048
ea06 1342 1342/1342 1342 ± 0 2.922 2.851/3.181 2.986 ± 0.1481
ea07 1342 1342/1342 1342 ± 0 5.263 5.152/5.448 5.28 ± 0.198
ea08 1342 1342/1342 1342 ± 0.0000203 5.525 5.188/6.024 5.592 ± 0.5185
ea09 1342 1342/1342 1342 ± 0 4.53 4.413/4.832 4.57 ± 0.329
ea10 1342 1342/1342 1342 ± 0 5.315 5.115/5.978 5.512 ± 0.4587
ea11 1342 1342/1342 1342 ± 0.00000157 5.33 5.012/5.661 5.335 ± 0.4185
ea12 1342 1342/1342 1342 ± 0 5.218 4.971/5.43 5.227 ± 0.2926
ea13 1342 1342/1342 1342 ± 0 5.262 5.041/5.359 5.227 ± 0.2609
ea14 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea15 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea16 1342 1342/1342 1342 ± 0 4.815 4.768/4.967 4.888 ± 0.2333
ea17 1342 1342/1342 1342 ± 0.00001098 5.895 5.565/6.489 6.016 ± 0.5281
ea18 1342 1342/1342 1342 ± 0 4.947 4.645/5.27 4.932 ± 0.3707
ea19 1342 1342/1342 1342 ± 0 5.632 5.37/5.877 5.642 ± 0.3388
ea21 1342 1342/1342 1342 ± 0 5.121 5.036/5.442 5.239 ± 0.2793
ea22 1342 1342/1342 1342 ± 0.000002571 5.044 4.786/5.637 5.187 ± 0.4532
ea23 1342 1342/1342 1342 ± 0 5.322 5.108/5.639 5.408 ± 0.3566
ea25 1342 1342/1342 1342 ± 0.000002219 5.005 4.929/5.116 4.997 ± 0.1256
ea26 1342 1342/1342 1342 ± 0 5.04 4.866/5.303 5.087 ± 0.3158
ea27 1342 1342/1342 1342 ± 0.00001038 5.187 4.895/5.694 5.287 ± 0.4023
ea28 1342 1342/1342 1342 ± 0.00002689 5.181 5.033/5.673 5.294 ± 0.4315
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 ± 0.00002603 5.28 5.113/5.439 5.256 ± 0.2507
3 1342 1342/1342 1342 ± 0.00003292 4.885 4.75/5.26 4.959 ± 0.2825
4 1342 1342/1342 1342 ± 0.00003998 4.779 4.689/5.043 4.842 ± 0.3131
5 1342 1342/1342 1342 ± 0.00002603 5.063 4.972/5.271 5.072 ± 0.2619
6 1342 1342/1342 1342 ± 0.00002603 5.018 4.915/5.187 5.027 ± 0.2352
7 1342 1342/1342 1342 ± 0.00002603 5.01 4.957/5.081 5.011 ± 0.216
8 1342 1342/1342 1342 ± 0.00002603 4.948 4.815/5.06 4.959 ± 0.2657
9 1342 1342/1342 1342 ± 0.00002603 5.128 4.927/5.345 5.134 ± 0.338
10 1342 1342/1342 1342 ± 0.00002603 5.419 5.227/5.516 5.274 ± 0.5683
11 1342 1342/1342 1342 ± 0.00002603 5.544 5.243/5.723 5.388 ± 0.6636
12 1342 1342/1342 1342 ± 0.00002603 5.649 5.315/5.771 5.478 ± 0.6942
13 1342 1342/1342 1342 ± 0.00002603 5.894 5.568/6.101 5.742 ± 0.715
14 1342 1342/1342 1342 ± 0.00002603 6.027 5.659/6.106 5.819 ± 0.7212
15 1342 1342/1342 1342 ± 0.00002603 5.585 5.357/5.728 5.433 ± 0.6895
16 1342 1342/1342 1342 ± 0.00003548 4.85 4.646/5.182 4.839 ± 0.601
17 1342 1342/1342 1342 ± 0.00003114 4.882 4.654/5.129 4.852 ± 0.5841
datacolumn
residual_data
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
overwrite_modelcol
False
output_dir
 
statwtmode
VLASS-SE
Start time
2024-03-29 08:00:38.069
End
2024-03-29 09:01:45.734
Duration
1:01:07.665
Note, WebLog generation is not included in the time.

CASA logs for stage 7