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

Statwt Summary Plot

VLASS2.1.sb38539165.eb38696919.59128.74249967592_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 5.316 5.059/5.769 5.481 ± 0.5158
ea02 1342 1342/1342 1342 ± 0.000004258 5.533 5.242/6.278 5.773 ± 0.6618
ea03 1342 1342/1342 1342 ± 0 5.022 4.542/5.759 5.168 ± 0.6454
ea04 1342 1342/1342 1342 ± 0.000004255 5.483 5.087/6.027 5.621 ± 0.5509
ea05 1342 1342/1342 1342 ± 0 5.652 5.182/6.176 5.726 ± 0.6108
ea06 1342 1342/1342 1342 ± 0 4.973 4.758/5.407 5.08 ± 0.371
ea07 1342 1342/1342 1342 ± 0 5.859 5.389/6.204 5.893 ± 0.6123
ea08 1342 1342/1342 1342 ± 0.000004389 5.606 5.388/6.497 5.935 ± 0.7073
ea09 1342 1342/1342 1342 ± 0 5.457 5.088/6.379 5.622 ± 0.6656
ea10 1342 1342/1342 1342 ± 0.000001506 5.81 5.226/6.486 5.821 ± 0.6578
ea11 1342 1342/1342 1342 ± 0 6.242 5.863/6.557 6.199 ± 0.6507
ea12 1342 1342/1342 1342 ± 0.000001064 5.672 5.265/6.233 5.824 ± 0.5895
ea13 1342 1342/1342 1342 ± 0 5.751 5.529/6.28 5.943 ± 0.5479
ea14 1342 1342/1342 1342 ± 0 5.757 5.199/6.325 5.815 ± 0.6915
ea15 1342 1342/1342 1342 ± 0 5.619 5.164/6.232 5.763 ± 0.6694
ea16 1342 1342/1342 1342 ± 0 6.066 5.561/6.655 6.147 ± 0.7653
ea17 1342 1342/1342 1342 ± 0.000008024 6.139 5.742/6.753 6.27 ± 0.7065
ea18 1342 1342/1342 1342 ± 0 4.858 4.582/5.412 5.01 ± 0.5084
ea19 1342 1342/1342 1342 ± 0 5.689 5.294/6.33 5.864 ± 0.6243
ea21 1342 1342/1342 1342 ± 0 5.663 5.18/6.239 5.774 ± 0.6108
ea22 1342 1342/1342 1342 ± 0 5.363 5.11/6.234 5.616 ± 0.6625
ea23 1342 1342/1342 1342 ± 0 5.937 5.474/6.432 6.013 ± 0.7011
ea25 1342 1342/1342 1342 ± 0 5.631 5.201/6.115 5.652 ± 0.5592
ea26 1342 1342/1342 1342 ± 0 5.803 5.372/6.542 5.962 ± 0.7489
ea27 1342 1342/1342 1342 ± 0.00002309 5.566 5.19/6.331 5.685 ± 0.6112
ea28 1342 1342/1342 1342 ± 0.00001276 5.271 5.058/5.999 5.477 ± 0.6017
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 ± 0.00002351 5.245 5.086/5.39 5.206 ± 0.2607
3 1342 1342/1342 1342 ± 0.00002424 4.939 4.738/5.202 4.95 ± 0.2734
4 1342 1342/1342 1342 ± 0.00002409 5.093 4.943/5.294 5.116 ± 0.3373
5 1342 1342/1342 1342 ± 0.00002397 5.126 4.948/5.272 5.116 ± 0.2947
6 1342 1342/1342 1342 ± 0.00002395 5.233 5.041/5.361 5.177 ± 0.2899
7 1342 1342/1342 1342 ± 0.00002395 5.226 5.154/5.354 5.235 ± 0.2627
8 1342 1342/1342 1342 ± 0.00002395 5.211 5.055/5.366 5.2 ± 0.294
9 1342 1342/1342 1342 ± 0.00002395 5.471 5.282/5.763 5.492 ± 0.334
10 1342 1342/1342 1342 ± 0.00002395 5.941 5.702/6.18 5.904 ± 0.3243
11 1342 1342/1342 1342 ± 0.00002351 6.207 6.01/6.369 6.135 ± 0.3229
12 1342 1342/1342 1342 ± 0.00002395 6.324 6.138/6.442 6.295 ± 0.3586
13 1342 1342/1342 1342 ± 0.00002395 6.774 6.556/6.874 6.712 ± 0.3961
14 1342 1342/1342 1342 ± 0.00002351 6.924 6.699/7.107 6.865 ± 0.4245
15 1342 1342/1342 1342 ± 0.00002395 6.578 6.339/6.754 6.5 ± 0.4144
16 1342 1342/1342 1342 ± 0.00002751 5.866 5.481/6.119 5.808 ± 0.4088
17 1342 1342/1342 1342 ± 0.00002849 5.858 5.465/6.071 5.793 ± 0.3864
overwrite_modelcol
False
output_dir
 
vis
VLASS2.1.sb38539165.eb38696919.59128.74249967592_split_split.ms
statwtmode
VLASS-SE
datacolumn
residual_data
Start time
2024-11-15 07:49:50.203
End
2024-11-15 08:51:38.058
Duration
1:01:47.855
Note, WebLog generation is not included in the time.

CASA logs for stage 8