sodium tail ? – British Astronomical Association

3 May 2021 at 8:33 pm #584165

Participant

Hi Derek,

What date was this ? Objective grating setups showed a nice little sodium coma and tail.

My early example on 7th July

and a better one a few days later by Mike Harlow

but the sodium dropped in intensity after that and was lost in low resolution spectra around 22nd July

Cheers

Robin