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

Statwt Summary Plot

VLASS2.1.sb38488196.eb38554922.59063.35858586806_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 5.402 5.256/6.115 5.644 ± 0.6102
ea02 1342 1342/1342 1342 ± 0.00003867 5.877 5.375/6.547 5.908 ± 0.7611
ea04 1342 1342/1342 1342 ± 0 5.236 5.013/5.864 5.452 ± 0.5569
ea05 1342 1342/1342 1342 ± 0.000006873 5.59 5.17/6.298 5.787 ± 0.636
ea06 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea07 1342 1342/1342 1342 ± 0 5.581 5.391/5.863 5.607 ± 0.2427
ea08 1342 1342/1342 1342 ± 0.00004272 6.136 5.722/6.927 6.207 ± 0.8291
ea09 1342 1342/1342 1342 ± 0 5.109 4.849/5.615 5.213 ± 0.4528
ea10 1342 1342/1342 1342 ± 0.00004272 5.76 5.378/6.568 5.838 ± 0.705
ea11 1342 1342/1342 1342 ± 0.00002367 5.84 5.358/6.513 5.877 ± 0.785
ea12 1342 1342/1342 1342 ± 0 5.692 5.435/6.298 5.844 ± 0.7237
ea13 1342 1342/1342 1342 ± 0 5.791 5.626/6.186 5.911 ± 0.5033
ea14 1342 1342/1342 1342 ± 0.00002525 6.572 5.946/6.898 6.241 ± 0.7922
ea15 1342 1342/1342 1342 ± 0 5.522 5.336/6.312 5.775 ± 0.6699
ea16 1342 1342/1342 1342 ± 0.00001642 5.232 4.966/5.366 5.143 ± 0.3785
ea17 1342 1342/1342 1342 ± 0.00004272 5.963 5.452/6.853 6.04 ± 0.8144
ea18 1342 1342/1342 1342 ± 0 5.045 4.822/5.742 5.193 ± 0.5767
ea19 1342 1342/1342 1342 ± 0.000002495 6.499 5.708/6.894 6.28 ± 0.7685
ea21 1342 1342/1342 1342 ± 0.00001515 5.772 5.471/6.411 5.841 ± 0.6767
ea22 1342 1342/1342 1342 ± 0.00001355 5.359 5.06/6.314 5.646 ± 0.6687
ea23 1342 1342/1342 1342 ± 0.00003104 5.911 5.588/6.649 6.034 ± 0.829
ea25 1342 1342/1342 1342 ± 0 5.396 5.372/5.519 5.441 ± 0.1427
ea26 1342 1342/1342 1342 ± 0.000002695 5.774 5.549/6.502 6.006 ± 0.6549
ea27 1342 1342/1342 1342 ± 0.00004304 5.664 5.229/6.544 5.8 ± 0.7386
ea28 1342 1342/1342 1342 ± 0.00004272 5.697 5.516/6.584 5.91 ± 0.7511
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 ± 0.00002557 5.478 5.358/5.72 5.486 ± 0.2923
5 1342 1342/1342 1342 ± 0.00002557 5.378 5.219/5.524 5.365 ± 0.2896
6 1342 1342/1342 1342 ± 0.00002557 5.395 5.28/5.525 5.375 ± 0.2507
7 1342 1342/1342 1342 ± 0.00002557 5.416 5.154/5.593 5.399 ± 0.237
8 1342 1342/1342 1342 ± 0.00002557 5.428 5.169/5.587 5.375 ± 0.2888
9 1342 1342/1342 1342 ± 0.00002557 5.716 5.35/5.891 5.65 ± 0.3646
10 1342 1342/1342 1342 ± 0.00002556 6.17 5.939/6.238 6.032 ± 0.3885
11 1342 1342/1342 1342 ± 0.00002556 6.4 6.155/6.529 6.272 ± 0.3877
12 1342 1342/1342 1342 ± 0.00002556 6.55 6.182/6.619 6.399 ± 0.3818
13 1342 1342/1342 1342 ± 0.00002556 6.883 6.571/7.007 6.742 ± 0.4092
14 1342 1342/1342 1342 ± 0.00002556 7.005 6.734/7.164 6.858 ± 0.4243
15 1342 1342/1342 1342 ± 0.00002606 6.408 6.024/6.684 6.33 ± 0.4852
16 1342 1342/1342 1342 ± 0.00005963 4.704 4.567/4.876 4.727 ± 0.2318
17 1342 1342/1342 1342 ± 0.00005805 4.757 4.632/4.947 4.784 ± 0.2227
Pipeline QA summary for this task.
Score Reason
1.00 0.00% data in VLASS2.1.sb38488196.eb38554922.59063.35858586806_split_split.ms flagged by statwt flagging agents
output_dir
 
overwrite_modelcol
False
datacolumn
residual_data
vis
VLASS2.1.sb38488196.eb38554922.59063.35858586806_split_split.ms
statwtmode
VLASS-SE
Start time
2023-11-23 03:20:23.816
End
2023-11-23 04:01:32.852
Duration
0:41:09.036
Note, WebLog generation is not included in the time.

CASA logs for stage 7