Butterfly Cluster

Summary

Butterfly Cluster is an open cluster^[1]. It ranks in the top 5% of open_cluster entities by monthly Wikipedia readership (136 views/month).^[2]

Key Facts

• Butterfly Cluster is credited with the discovery of Giovan Battista Hodierna^[3].
• Butterfly Cluster's image is recorded as M6a.jpg^[4].
• Butterfly Cluster's instance of is recorded as open cluster^[5].
• Butterfly Cluster's constellation is recorded as Scorpius^[6].
• Butterfly Cluster's spectral class is recorded as II^[7].
• Butterfly Cluster's part of is recorded as Orion Arm^[8].
• Butterfly Cluster's Commons category is recorded as Messier 6^[9].
• Butterfly Cluster's catalog code is recorded as M 6^[10].
• Butterfly Cluster's catalog code is recorded as NGC 6405^[11].
• Butterfly Cluster's catalog code is recorded as C 1736-321^[12].
• Butterfly Cluster's catalog code is recorded as OCl 1030.0^[13].
• Butterfly Cluster's catalog code is recorded as Collinder 341^[14].
• Butterfly Cluster's catalog code is recorded as Melotte 178^[15].
• Butterfly Cluster's catalog code is recorded as [KPS2012] MWSC 2661^[16].
• Butterfly Cluster's time of discovery or invention is recorded as +1654-00-00T00:00:00Z^[17].
• Butterfly Cluster's Freebase ID is recorded as /m/03rv0_^[18].
• Butterfly Cluster's topic's main category is recorded as Category:Messier 6^[19].
• Butterfly Cluster's apparent magnitude is recorded as {'amount': '+4.2'}^[20].
• Butterfly Cluster's apparent magnitude is recorded as {'amount': '+4.48'}^[21].
• Butterfly Cluster's different from is recorded as M6^[22].
• Butterfly Cluster's radius is recorded as {'unit': 'Q531', 'amount': '+6'}^[23].
• Butterfly Cluster's parallax is recorded as {'unit': 'Q21500224', 'amount': '+2.1626'}^[24].
• Butterfly Cluster's radial velocity is recorded as {'unit': 'Q3674704', 'amount': '-9.20'}^[25].
• Butterfly Cluster's metallicity is recorded as {'amount': '+0.07'}^[26].
• Butterfly Cluster's distance from Earth is recorded as {'unit': 'Q11929860', 'amount': '+0.4'}^[27].

Body

Geography

Butterfly Cluster's part of is recorded as Orion Arm^[8].

Designation and Status

Butterfly Cluster's instance of is recorded as open cluster^[5].

History and Context

Catalog codes include M 6^[10], NGC 6405^[11], C 1736-321^[12], OCl 1030.0^[13], Collinder 341^[14], and Melotte 178^[15].

Why It Matters

Butterfly Cluster ranks in the top 5% of open_cluster entities by monthly Wikipedia readership (136 views/month).^[2] It has Wikipedia articles in 28 language editions, a strong signal of global cultural recognition.^[28] It is known by 32 alternative names across languages and contexts.^[29]