IAAC Netastrocatalog: Observing Reports for M55

• (IAAC) Obj: M55 (NGC 6809) - Inst: 17" f/15 equatorial classical Cassegrain
• (IAAC) Obj: Comparison of M22 and M55 - Inst: 10x50 binoculars
• (IAAC) Obj: M22, M54, M55 - Inst: TEC 6" Mak-Cass
• (IAAC) Obj: M55 - Inst: 4.5" Homemade Dobson reflector, f/8
• (IAAC) Obj: M55 - Inst: 9x63 binoculars
• (IAAC) Obj: M55 - Inst: Oberwerks 15x70 binos
• (IAAC) Obj: M55 - Inst: Vixen 9x63 binoculars
• (IAAC) Obj: M 55 - Inst: 4.5" f/4.0 Newtonian reflector

Hartmut Frommert
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