34 Boo - HIP 71995

On line discussions about observations and so on (even for cloudy nights !)
Post Reply
Marco Leonardi
Posts: 30
Joined: Thu Sep 29, 2011 6:48 am
Location: Milan - Italy

34 Boo - HIP 71995

Post by Marco Leonardi »

Hi All,
I am wondering about the spectra of this star : 34 Boo I just got tonight with the Star Anlayzer, there are many bands, this the spectra
spedtra34boo_20120910.jpg
spedtra34boo_20120910.jpg (2.74 KiB) Viewed 4073 times
this the profle, dispersion is 17 Angstroms/pixel:
34boo_20120910.jpg
in Simbad it is classified as a semi regular pulsating star and spectral type M3III D.

Thanks and Kind Regards,
Ciao !
Marco
Top
Francois Teyssier
Posts: 1548
Joined: Fri Sep 23, 2011 1:01 pm
Location: Rouen
Contact:
Contact Francois Teyssier

Re: 34 Boo - HIP 71995

Post by Francois Teyssier »

Hi Marco,
This is correct . The bands are TiO (Titanium oxyde) absorption bands, typical for a late type star.
See for instance : http://www.astronomie-amateur.fr/Projet ... %20hb.html
Best regards
François
Top
Marco Leonardi
Posts: 30
Joined: Thu Sep 29, 2011 6:48 am
Location: Milan - Italy

Re: 34 Boo - HIP 71995

Post by Marco Leonardi »

Many Thanks François !
Ciao,
Marco
Top
Post Reply

Return to “What are you observing tonight ?”