A VHIRES (R=50000) (on a 8-inch Newton telescope) spectrum of VV Cep the 2.002 / 08 / 2015 (exposure: 8 x 600 sec.):
With the same setup and the same night, for comparison, a spectrum of gamma Peg:
and gamma Cas (Be star of course):
An ancient unpublished observation of VV Cep (June 12, 2009, 6 years ago):
Halpha detail:
And a very ancient observation of VV Cep (August 1999, 16 years ago!!!). See URL:
http://www.astrosurf.com/buil/us/peculiar2/vvcep.htm
Christian
VV Cep at R=50000 + ancient observations
-
- Posts: 1431
- Joined: Mon Sep 26, 2011 6:59 pm
- Contact:
-
- Posts: 461
- Joined: Mon Sep 26, 2011 7:16 pm
Re: VV Cep at R=50000 + ancient observations
Hi Christian,
here comes the evaluation of your current spectrum.
Ernst
here comes the evaluation of your current spectrum.
Ernst
- Attachments
-
- vvcep_VtoR.jpg (79.13 KiB) Viewed 4400 times
-
- vvcep_EW.jpg (71.51 KiB) Viewed 4400 times
-
- Posts: 1431
- Joined: Mon Sep 26, 2011 6:59 pm
- Contact:
Re: VV Cep at R=50000 + ancient observations
Thanks Ernst!
Christian
Christian
-
- Posts: 461
- Joined: Mon Sep 26, 2011 7:16 pm
Re: VV Cep at R=50000 + ancient observations
Hi Christian,
would you be so friendly to send your gamma Cas spectrum.
It might be helpful before the background, to clear the bump in the rise of the RV.
Ernst
would you be so friendly to send your gamma Cas spectrum.
It might be helpful before the background, to clear the bump in the rise of the RV.
Ernst