Ngc6992 - Eos 20d iso 1600 = 30 x 3,5 min - SkyGlow
taken on Saturday 11 September 2010 in Marseille 13 Fr CANON EOS 20d at iso 1600 = 30 x 3 minute 30 sec VIXEN NA 120 / 800 refractor Prime Focus - Eos 20d 1600 iso = 30 poses de 3 minutes 30 - filtre SkyGlow, guidage PhD sur chercheur - au foyer lunette Vixen NA 120 / 800 Petzval - monture...
 
Ngc6992 - Eos 20d iso 1600 = 16 x 3,5 min - PhD UHCs
taken on Tuesday 31 August 2010 in Marseille 13 Fr CANON EOS 20d at iso 1600 = 16 * 3 min 30 sec VIXEN NA 120 / 800 refractor Prime Focus - Eos 20d 1600 iso = 16 poses de 3 minutes 30 - filtre Baader UHCs, guidage PhD / chercheur - au foyer lunette Vixen NA 120 / 800 Petzval - monture HEQ5...