Sigma Cygni

Summary

Sigma Cygni is a supergiant^[1]. It draws 6 Wikipedia views per month (supergiant category, ranking #5 of 6).^[2]

Key Facts

• Sigma Cygni's instance of is recorded as supergiant^[3].
• Sigma Cygni's instance of is recorded as near-infrared source^[4].
• Sigma Cygni's instance of is recorded as ultraviolet source^[5].
• Sigma Cygni's instance of is recorded as star^[6].
• Sigma Cygni's constellation is recorded as Cygnus^[7].
• Sigma Cygni's spectral class is recorded as B9.5Ia^[8].
• Sigma Cygni's catalog code is recorded as 2MASS J21172494+3923402^[9].
• Sigma Cygni's catalog code is recorded as SAO 71165^[10].
• Sigma Cygni's catalog code is recorded as HD 202850^[11].
• Sigma Cygni's catalog code is recorded as HIP 105102^[12].
• Sigma Cygni's catalog code is recorded as HR 8143^[13].
• Sigma Cygni's catalog code is recorded as GSC 03173-03151^[14].
• Sigma Cygni's catalog code is recorded as σ Cyg^[15].
• Sigma Cygni's catalog code is recorded as PLX 5126^[16].
• Sigma Cygni's catalog code is recorded as BD+38 4431^[17].
• Sigma Cygni's catalog code is recorded as CEL 5285^[18].
• Sigma Cygni's catalog code is recorded as FK5 1558^[19].
• Sigma Cygni's catalog code is recorded as GC 29786^[20].
• Sigma Cygni's catalog code is recorded as GCRV 13376^[21].
• Sigma Cygni's catalog code is recorded as HIC 105102^[22].
• Sigma Cygni's catalog code is recorded as JP11 3330^[23].
• Sigma Cygni's catalog code is recorded as N30 4706^[24].
• Sigma Cygni's catalog code is recorded as PMC 90-93 1103^[25].
• Sigma Cygni's catalog code is recorded as PPM 86327^[26].
• Sigma Cygni's catalog code is recorded as ROT 3102^[27].

Body

Designation and Status

Recorded instance of include supergiant^[3], near-infrared source^[4], ultraviolet source^[5], and star^[6].

History and Context

Catalog codes include 2MASS J21172494+3923402^[9], SAO 71165^[10], HD 202850^[11], HIP 105102^[12], HR 8143^[13], and GSC 03173-03151^[14].

Why It Matters

Sigma Cygni draws 6 Wikipedia views per month (supergiant category, ranking #5 of 6).^[2] It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.^[28] It is known by 20 alternative names across languages and contexts.^[29]