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Emission line ID help please...

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Anthony Rodda's picture
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Last seen: 1 week 7 hours ago
Joined: 01/09/2014 - 14:15
Emission line ID help please...

Hi Gents,

Z And earlier this month.  Lots of H and He lines present.

The left-most line is listed by BASS as a Calcium line.

Whats the line just left of Hb at around 4688A?  BASS suggests Lithium?

Regards, T.

Robin Leadbeater's picture
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Joined: 05/03/2014 - 00:50
He II 4686 ?

From Francois Teyssier's "Low Resolution Spectroscopy Observers Guide"   list of principal lines in symbiotics  p 41

http://www.astronomie-amateur.fr/Documents%20Spectro/SpectroscopieBasseR...

Cheers

Robin

Anthony Rodda's picture
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Last seen: 1 week 7 hours ago
Joined: 01/09/2014 - 14:15
Thanks Robin

HeII  4686A!!

What a good summary that document is.  Saves wading through the myriad of textbooks.

Regards T