Thanks Jack and Hugh. › Forums › Meteors › Meteor Spectrum – April 9th 2018 @ 00:17 UT › Thanks Jack and Hugh. 6 May 2018 at 9:11 pm #579443 Michael O’ConnellParticipant Thanks Jack and Hugh. Re the classification system, Bill Ward may be best placed to answer that question. Bill: feel free to chime in here please if you see this post.
