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Stephenson 1 in Lyra

Astrophotography from GeMini west Observatory

Object data
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deeplook.at
deeplook.at
open cluster
20’
3.8
Lyra
1200 light years
2016-05-29
Gahberg observatory, Upper Austria
- Luminance: Lacerta 10” f/4 Newtonian + Moravian G2-8300 - RGB: 5” f/5 Newtionian + SXV-H9 + Baader RGB - RGB and Luminance capured simultaeosly -
ASA DDM 60pro
Luminance 46x1 min, RGB 10x2 min each
106 min
Trumpler classification: IV 3 p delta1 Lyr & delta2 Lyr do not form a binary star system; Stephenson 1 contains about 33 stars;