Sigma Ophiuchi

Summary

Sigma Ophiuchi is a suspected variable^[1]. It draws 7 Wikipedia views per month (suspected_variable category, ranking #9 of 43).^[2]

Key Facts

• Sigma Ophiuchi's instance of is recorded as suspected variable^[3].
• Sigma Ophiuchi's instance of is recorded as near-infrared source^[4].
• Sigma Ophiuchi's instance of is recorded as ultraviolet source^[5].
• Sigma Ophiuchi's instance of is recorded as star^[6].
• Sigma Ophiuchi's instance of is recorded as bright giant^[7].
• Sigma Ophiuchi's constellation is recorded as Ophiuchus^[8].
• Sigma Ophiuchi's spectral class is recorded as K2III^[9].
• Sigma Ophiuchi's catalog code is recorded as HD 157999^[10].
• Sigma Ophiuchi's catalog code is recorded as HIP 85355^[11].
• Sigma Ophiuchi's catalog code is recorded as HR 6498^[12].
• Sigma Ophiuchi's catalog code is recorded as IRAS 17240+0410^[13].
• Sigma Ophiuchi's catalog code is recorded as 2MASS J17263087+0408252^[14].
• Sigma Ophiuchi's catalog code is recorded as SAO 122387^[15].
• Sigma Ophiuchi's catalog code is recorded as GSC 00409-01922^[16].
• Sigma Ophiuchi's catalog code is recorded as σ Oph^[17].
• Sigma Ophiuchi's catalog code is recorded as PLX 3960^[18].
• Sigma Ophiuchi's catalog code is recorded as BD+04 3422^[19].
• Sigma Ophiuchi's catalog code is recorded as FK5 1459^[20].
• Sigma Ophiuchi's catalog code is recorded as GC 23621^[21].
• Sigma Ophiuchi's catalog code is recorded as GCRV 10081^[22].
• Sigma Ophiuchi's catalog code is recorded as HIC 85355^[23].
• Sigma Ophiuchi's catalog code is recorded as IRC +00304^[24].
• Sigma Ophiuchi's catalog code is recorded as JP11 2857^[25].
• Sigma Ophiuchi's catalog code is recorded as N30 3890^[26].
• Sigma Ophiuchi's catalog code is recorded as NSV 8664^[27].

Body

Designation and Status

Recorded instance of include suspected variable^[3], near-infrared source^[4], ultraviolet source^[5], star^[6], and bright giant^[7].

History and Context

Catalog codes include HD 157999^[10], HIP 85355^[11], HR 6498^[12], IRAS 17240+0410^[13], 2MASS J17263087+0408252^[14], and SAO 122387^[15].

Why It Matters

Sigma Ophiuchi draws 7 Wikipedia views per month (suspected_variable category, ranking #9 of 43).^[2] It has Wikipedia articles in 5 language editions, a strong signal of global cultural recognition.^[28] It is known by 32 alternative names across languages and contexts.^[29]