Geram22

Nébuleuse du Cône ngc2264

By Geram22, Tuesday at 05:28 PM in Astrophotography

Wolf-Rayet au star-analyser et interrogation

By Geram22, November 10, 2020 in Spectroscopy and photometry

probléme avec ISIS

By Geram22, May 27, 2020 in Spectroscopy and photometry

Evaluation de la qualité d'un site d'observation

By Geram22, April 26, 2020 in Practical astronomy

Atik travaille pour la bonne cause

By Geram22, March 27, 2020 in Practical astronomy

distance SN2008l

By Geram22, February 8, 2008 in General Astronomy

quasar double 0959+561

By Geram22, February 15, 2007 in Astrophotography

correcteur Baader sur 200/1000

• 1
• 2

By Geram22, March 16, 2006 in Practical astronomy

anneaux circulaires sur photo avec eos

By Geram22, December 28, 2005 in Practical astronomy

erreur 99 avec l'eos 350 ?

By Geram22, December 6, 2005 in Practical astronomy

alimentation eos 350

By Geram22, November 16, 2005 in Practical astronomy

supernova dans NGC 6946

By Geram22, October 31, 2005 in General Astronomy

compositage impossible

By Geram22, October 10, 2005 in Practical astronomy

alimentation électrique GPD

By Geram22, October 27, 2004 in Practical astronomy

choix de matériel:200/800 observer

By Geram22, February 13, 2004 in Practical astronomy

photo argentique focale 500 et plus

By Geram22, January 28, 2004 in Practical astronomy