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 5.485 5.315/5.935 5.676 ± 0.473
ea02 1342 1342/1342 1342 ± 0.00001742 5.787 5.373/6.394 5.854 ± 0.5846
ea04 1342 1342/1342 1342 ± 0 5.566 5.287/6.076 5.694 ± 0.4846
ea05 1342 1342/1342 1342 ± 0 5.902 5.427/6.237 5.87 ± 0.5242
ea06 1342 1342/1342 1342 ± 0 3.27 3.147/3.545 3.328 ± 0.1969
ea07 1342 1342/1342 1342 ± 0 5.459 5.399/5.694 5.553 ± 0.1929
ea08 1342 1342/1342 1342 ± 0.00003245 5.83 5.561/6.612 6.067 ± 0.6157
ea09 1342 1342/1342 1342 ± 0 5.01 4.814/5.541 5.175 ± 0.423
ea10 1342 1342/1342 1342 ± 0 5.553 5.251/6.346 5.756 ± 0.5704
ea11 1342 1342/1342 1342 ± 0 5.751 5.557/6.377 5.961 ± 0.5273
ea12 1342 1342/1342 1342 ± 0 6.004 5.551/6.395 6.015 ± 0.5117
ea13 1342 1342/1342 1342 ± 0 5.813 5.72/6.212 6.005 ± 0.4117
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 5.167 4.984/5.352 5.203 ± 0.3224
ea17 1342 1342/1342 1342 ± 0.00001949 6.026 5.727/6.513 6.167 ± 0.5552
ea18 1342 1342/1342 1342 ± 0 5.219 4.912/5.677 5.297 ± 0.4194
ea19 1342 1342/1342 1342 ± 0 6.605 6.225/6.852 6.601 ± 0.358
ea21 1342 1342/1342 1342 ± 0 5.78 5.518/6.361 5.946 ± 0.5206
ea22 1342 1342/1342 1342 ± 0.000005017 5.279 5.093/6.078 5.545 ± 0.5719
ea23 1342 1342/1342 1342 ± 0 6.104 5.521/6.547 6.081 ± 0.6024
ea25 1342 1342/1342 1342 ± 0 5.452 5.351/5.577 5.429 ± 0.1774
ea26 1342 1342/1342 1342 ± 0 5.786 5.659/6.662 6.058 ± 0.5498
ea27 1342 1342/1342 1342 ± 0.00001692 5.471 5.349/6.279 5.73 ± 0.5199
ea28 1342 1342/1342 1342 ± 0.00003648 5.653 5.495/6.421 5.894 ± 0.5981
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 ± 0.00002601 5.518 5.307/5.724 5.458 ± 0.3003
3 1342 1342/1342 1342 ± 0.00003256 5.3 5.023/5.591 5.334 ± 0.3236
4 1342 1342/1342 1342 ± 0.00002601 5.353 5.119/5.541 5.29 ± 0.3071
5 1342 1342/1342 1342 ± 0.00002601 5.493 5.296/5.65 5.464 ± 0.2626
6 1342 1342/1342 1342 ± 0.00002601 5.378 5.21/5.474 5.337 ± 0.2406
7 1342 1342/1342 1342 ± 0.00002601 5.401 5.239/5.523 5.386 ± 0.2262
8 1342 1342/1342 1342 ± 0.00002601 5.427 5.174/5.499 5.351 ± 0.2844
9 1342 1342/1342 1342 ± 0.00002601 5.669 5.309/5.823 5.593 ± 0.3263
10 1342 1342/1342 1342 ± 0.00002601 6.011 5.823/6.176 5.839 ± 0.6182
11 1342 1342/1342 1342 ± 0.00002601 6.242 5.939/6.383 6.006 ± 0.7245
12 1342 1342/1342 1342 ± 0.00002601 6.4 6.023/6.507 6.163 ± 0.734
13 1342 1342/1342 1342 ± 0.00002601 6.725 6.434/6.958 6.513 ± 0.7749
14 1342 1342/1342 1342 ± 0.00002601 6.929 6.6/7.066 6.637 ± 0.8022
15 1342 1342/1342 1342 ± 0.00002601 6.494 6.237/6.592 6.217 ± 0.7763
16 1342 1342/1342 1342 ± 0.00004466 5.675 5.315/5.919 5.518 ± 0.6685
17 1342 1342/1342 1342 ± 0.00004025 5.597 5.37/6.039 5.598 ± 0.5131
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
statwtmode
VLASS-SE
vis
VLASS2.1.sb38520431.eb38554942.59063.924480127316_split_split.ms
Start time
2024-03-29 17:15:38.811
End
2024-03-29 18:07:38.837
Duration
0:52:00.026
Note, WebLog generation is not included in the time.

CASA logs for stage 7