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Q81604840

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Q81604840

Summary

Q81604840 is a red supergiant[1].

Key Facts

  • Q81604840's instance of is recorded as red supergiant[2].
  • Q81604840's constellation is recorded as Sagittarius[3].
  • Q81604840's spectral class is recorded as M/KI[4].
  • Q81604840 is part of Barnard's galaxy[5].
  • Q81604840's catalog code is recorded as [PED2015] NGC 6822-RSG8[6].
  • Q81604840's catalog code is recorded as LGGS J194453.46-144540.1[7].
  • Q81604840's catalog code is recorded as 2MASS J19445346-1445404[8].
  • Q81604840's catalog code is recorded as [SRC2012] 296.222748-14.761230[9].
  • Q81604840's catalog code is recorded as CW Red 30[10].
  • Q81604840's catalog code is recorded as [M98a] NGC 6822b-505[11].
  • Q81604840's catalog code is recorded as Gaia DR2 4182449254612746880[12].
  • Q81604840's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.001'}[13].
  • Q81604840's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.14'}[14].
  • Q81604840's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.17'}[15].
  • Q81604840's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.049'}[16].
  • Q81604840's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.911'}[17].
  • Q81604840's apparent magnitude is recorded as {'unit': '1', 'amount': '+20.88'}[18].
  • Q81604840's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.4302'}[19].
  • Q81604840's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-73.0'}[20].
  • Q81604840's metallicity is recorded as {'unit': '1', 'amount': '-0.58'}[21].
  • Q81604840's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+296.22274351901270'}[22].
  • Q81604840's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-14.76124636325480'}[23].
  • Q81604840's epoch is recorded as J2000.0[24].
  • Q81604840's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+3910'}[25].
  • Q81604840's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '+0.211'}[26].

Body

Definition and Type

Q81604840's instance of is recorded as red supergiant[2].

Use and Application

Q81604840 is part of Barnard's galaxy[5].

References

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

Direct Wikidata claims

  1. [2] ↑ . SIMBAD. wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . Red supergiant stars as cosmic abundance probes: KMOS observations in NGC 6822. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . SIMBAD. wikidata.org.
  9. [10] ↑ . SIMBAD. wikidata.org.
  10. [11] ↑ . SIMBAD. wikidata.org.
  11. [12] ↑ . SIMBAD. wikidata.org.
  12. [13] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  13. [14] ↑ . Spectral types of red supergiants in NGC 6822 and the Wolf-Lundmark-Melotte galaxy. wikidata.org.
  14. [15] ↑ . Spectral types of red supergiants in NGC 6822 and the Wolf-Lundmark-Melotte galaxy. wikidata.org.
  15. [16] ↑ . The AGB population of NGC 6822: distribution and the C/M ratio from JHK photometry. wikidata.org.
  16. [17] ↑ . The AGB population of NGC 6822: distribution and the C/M ratio from JHK photometry. wikidata.org.
  17. [18] ↑ . Spectral types of red supergiants in NGC 6822 and the Wolf-Lundmark-Melotte galaxy. wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . Red supergiant stars as cosmic abundance probes: KMOS observations in NGC 6822. wikidata.org.
  20. [21] ↑ . Red supergiant stars as cosmic abundance probes: KMOS observations in NGC 6822. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.
  23. [24] ↑ . Gaia Data Release 2. wikidata.org.
  24. [25] ↑ . Red supergiant stars as cosmic abundance probes: KMOS observations in NGC 6822. wikidata.org.
  25. [26] ↑ . Gaia Data Release 2. wikidata.org.

Class ancestry

  1. [1] ↑ . Wikidata. 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). Q81604840. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81604840
MLA “Q81604840.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81604840.
BibTeX @misc{4ortxyz_q81604840_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81604840}}, year = {2026}, url = {https://4ort.xyz/entity/q81604840}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81604840 — https://4ort.xyz/entity/q81604840 (retrieved 2026-05-07)

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