Stephenson 2 DFK 1

Red supergiant or hypergiant possibly within the open cluster Stephenson 2
Place red_supergiant Q78437531
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Stephenson 2 DFK 1

Summary

Stephenson 2 DFK 1 is a red supergiant[1]. It draws 139 Wikipedia views per month (red_supergiant category, ranking #2 of 18).[2]

Key Facts

  • Stephenson 2 DFK 1's instance of is recorded as red supergiant[3].
  • Stephenson 2 DFK 1's instance of is recorded as hypergiant[4].
  • Stephenson 2 DFK 1's constellation is recorded as Scutum[5].
  • Stephenson 2 DFK 1's spectral class is recorded as M6[6].
  • Stephenson 2 DFK 1's spectral class is recorded as M5-6[7].
  • Stephenson 2 DFK 1 is part of Stephenson 2[8].
  • Stephenson 2 DFK 1's Commons category is recorded as Stephenson 2-18[9].
  • Stephenson 2 DFK 1's catalog code is recorded as 2MASS J18390238-0605106[10].
  • Stephenson 2 DFK 1's catalog code is recorded as Cl* Stephenson 2 DFK 1[11].
  • Stephenson 2 DFK 1's catalog code is recorded as [DNZ2010] St2-18[12].
  • Stephenson 2 DFK 1's catalog code is recorded as MSX6C G026.1044-00.0283[13].
  • Stephenson 2 DFK 1's catalog code is recorded as IRAS 18363-0607[14].
  • Stephenson 2 DFK 1's catalog code is recorded as DENIS J183902.4-060510[15].
  • Stephenson 2 DFK 1's catalog code is recorded as Gaia DR2 4253084565963481856[16].
  • Stephenson 2 DFK 1's apparent magnitude is recorded as {'amount': '+7.150'}[17].
  • Stephenson 2 DFK 1's apparent magnitude is recorded as {'amount': '+4.698'}[18].
  • Stephenson 2 DFK 1's apparent magnitude is recorded as {'amount': '+2.90'}[19].
  • Stephenson 2 DFK 1's apparent magnitude is recorded as {'amount': '+15.2631'}[20].
  • Stephenson 2 DFK 1's luminosity is recorded as {'unit': 'Q843877', 'amount': '+321000'}[21].
  • Stephenson 2 DFK 1's radius is recorded as {'unit': 'Q48440', 'amount': '+1840'}[22].
  • Stephenson 2 DFK 1's radial velocity is recorded as {'unit': 'Q3674704', 'amount': '+89'}[23].
  • Stephenson 2 DFK 1's diameter is recorded as {'unit': 'Q828224', 'amount': '+2560000000'}[24].
  • Stephenson 2 DFK 1's distance from Earth is recorded as {'unit': 'Q11929860', 'amount': '+5.8'}[25].
  • Stephenson 2 DFK 1's distance from Earth is recorded as {'unit': 'Q11929860', 'amount': '+5.5'}[26].
  • Stephenson 2 DFK 1's right ascension is recorded as {'unit': 'Q28390', 'amount': '+279.75987879131390'}[27].

Body

Geography

Stephenson 2 DFK 1 is part of Stephenson 2[8].

Designation and Status

Recorded instance of include red supergiant[3] and hypergiant[4].

History and Context

Catalog codes include 2MASS J18390238-0605106[10], Cl* Stephenson 2 DFK 1[11], [DNZ2010] St2-18[12], MSX6C G026.1044-00.0283[13], IRAS 18363-0607[14], and DENIS J183902.4-060510[15].

Why It Matters

Stephenson 2 DFK 1 draws 139 Wikipedia views per month (red_supergiant category, ranking #2 of 18).[2] It has Wikipedia articles in 21 language editions, a strong signal of global cultural recognition.[28] It is known by 19 alternative names across languages and contexts.[29]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] ↑ . wikidata.org.
  2. [4] ↑ . A Massive Cluster of Red Supergiants at the Base of the Scutum‐Crux Arm. wikidata.org.
  3. [5] ↑ . VizieR. wikidata.org.
  4. [6] ↑ . The population of M-type supergiants in the starburst cluster Stephenson 2. wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . wikidata.org.
  7. [9] ↑ . wikidata.org.
  8. [10] ↑ . SIMBAD. wikidata.org.
  9. [11] ↑ . SIMBAD. wikidata.org.
  10. [12] ↑ . SIMBAD. wikidata.org.
  11. [13] ↑ . SIMBAD. wikidata.org.
  12. [14] ↑ . SIMBAD. wikidata.org.
  13. [15] ↑ . SIMBAD. wikidata.org.
  14. [16] ↑ . SIMBAD. wikidata.org.
  15. [17] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  16. [18] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  17. [19] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  18. [20] ↑ . Gaia Data Release 2. wikidata.org.
  19. [21] ↑ . wikidata.org.
  20. [22] ↑ . wikidata.org.
  21. [23] ↑ . SiO maser emission from red supergiants across the Galaxy. I. Targets in massive star clusters. wikidata.org.
  22. [24] ↑ . wikidata.org.
  23. [25] ↑ . Exploring the Mass-loss Histories of the Red Supergiants. wikidata.org.
  24. [26] ↑ . wikidata.org.
  25. [27] ↑ . Gaia Data Release 2. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] ↑ . Wikimedia Foundation. dumps.wikimedia.org.
  2. [28] ↑ . Wikidata sitelinks. wikidata.org.
  3. [29] ↑ . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Stephenson 2 DFK 1. Retrieved October 5, 2026, from https://4ort.xyz/entity/stephenson-2-dfk-1
MLA “Stephenson 2 DFK 1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Oct. 2026, https://4ort.xyz/entity/stephenson-2-dfk-1.
BibTeX @misc{4ortxyz_stephenson-2-dfk-1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Stephenson 2 DFK 1}}, year = {2026}, url = {https://4ort.xyz/entity/stephenson-2-dfk-1}, note = {Accessed: 2026-10-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Stephenson 2 DFK 1 — https://4ort.xyz/entity/stephenson-2-dfk-1 (retrieved 2026-10-05)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 6d ago · ZaperaWiki44 · 2026-09-29 view diff on Wikidata ↗
    Distance from earth → {'unit': 'Q11929860', 'amount': '+5.8'}, {'unit': 'Q11929860', 'amount': '+5.5'}
    Wikidata description → Red supergiant or hypergiant possibly within the open cluster Stephenson 2
    Luminosity → {'unit': 'Q843877', 'amount': '+321000'}
    Wikipedia languages → ['af', 'ar', 'az', 'bn', 'ca', 'commons', 'cs', 'de', 'en', 'es', 'fa', 'fr', 'h
    + 3 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P2120]]: 1,840±330 solar radius"
  2. 21w ago · ~2026-27894-06 · 2026-05-08 view diff on Wikidata ↗
    Constellation → Scutum
    Part of → Stephenson 2
    Instance of → red supergiant, hypergiant
    Distance from earth → {'unit': 'Q11929860', 'amount': '+5.8'}, {'unit': 'Q11929860', 'amount': '+5.5'}
    + 11 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-create:2||1 */ [[Property:P215]]: M5-6"
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