Projets Spectroscopie 1 Etoiles Symbiotiques
YY Her
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AD [2000] 18 14 34.2 DE [2000] +20 59 21.3 Mag 11-13 P Orb [j] Spec M2pev 2011 outburst (AAVSO light curve) Quiescent state 2011 05 25 mag V ~13 date heure TU exp resolution 750 dispersion range Outburst 2011 10 01 mag V 12.2 date 01-10-2011 heure TU exp 8x600 sec resolution 750 dispersion range 400-720 nm ____ 2012 _______________________________________________________________________________________________________________________
AD [2000] 18 14 34.2 DE [2000] +20 59 21.3 Mag 11-13 P Orb [j] Spec M2pev
2011 outburst (AAVSO light curve)
Quiescent state
mag V
Outburst
____ 2012 _______________________________________________________________________________________________________________________
Bibliographie The symbiotic stars S.J. Kenyon, Cambridge University Press, 1986, 2008 Publications Ressources Internet
Bibliographie
The symbiotic stars S.J. Kenyon, Cambridge University Press, 1986, 2008
Publications
Ressources Internet