› Forums › Comets › spectroscopic cross section through C/2020 R4 ATLAS › NEOWISE 4
17 May 2021 at 1:01 am
#584227
![](https://britastro.org/wp-content/uploads/2018/09/picture-8274-1537633992-80x80.jpg)
Participant
Hi Robin
Just looked again at the widest angle image. At the bottom, there are a few lamps which show the dispersion is roughly horizontal (on that image anyway).
Derek