Q87488331

long period variable
Thing long_period_variable_star Q87488331
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Q87488331

Summary

Q87488331 is a long-period variable star[1].

Key Facts

  • Q87488331's instance of is recorded as long-period variable star[2].
  • Q87488331's instance of is recorded as infrared source[3].
  • Q87488331's instance of is recorded as near-infrared source[4].
  • Q87488331's constellation is recorded as Cygnus[5].
  • Q87488331's spectral class is recorded as C:[6].
  • Q87488331's catalog code is recorded as CSV 5202[7].
  • Q87488331's catalog code is recorded as IRAS 20298+5659[8].
  • Q87488331's catalog code is recorded as 2MASS J20310168+5710137[9].
  • Q87488331's catalog code is recorded as Gaia DR2 2187373246961273472[10].
  • Q87488331's catalog code is recorded as V774 Cyg[11].
  • Q87488331's catalog code is recorded as TIC 469463991[12].
  • Q87488331's catalog code is recorded as Gaia DR3 2187373246961273472[13].
  • Q87488331's type of variable star is recorded as slow irregular variable[14].
  • Q87488331's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.563'}[15].
  • Q87488331's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.589'}[16].
  • Q87488331's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.183'}[17].
  • Q87488331's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.561921'}[18].
  • Q87488331's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2041'}[19].
  • Q87488331's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-62.95'}[20].
  • Q87488331's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+307.75701088336'}[21].
  • Q87488331's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+57.17053362145'}[22].
  • Q87488331's epoch is recorded as J2000.0[23].
  • Q87488331's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-4.29'}[24].
  • Q87488331's right ascension component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-3.443'}[25].

Body

Definition and Type

Recorded instance of include long-period variable star[2], infrared source[3], and near-infrared source[4].

References

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

Direct Wikidata claims

  1. [2] . SIMBAD. wikidata.org.
  2. [3] . SIMBAD. wikidata.org.
  3. [4] . SIMBAD. wikidata.org.
  4. [5] . 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] . SIMBAD. wikidata.org.
  13. [14] . General Catalogue of Variable Stars, 3rd ed.. wikidata.org.
  14. [15] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  15. [16] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  16. [17] . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  17. [18] . Gaia Early Data Release 3. wikidata.org.
  18. [19] . Gaia Early Data Release 3. wikidata.org.
  19. [20] . Gaia Data Release 3. wikidata.org.
  20. [21] . Gaia Early Data Release 3. wikidata.org.
  21. [22] . Gaia Early Data Release 3. wikidata.org.
  22. [23] . Gaia Data Release 2. wikidata.org.
  23. [24] . Gaia Early Data Release 3. wikidata.org.
  24. [25] . Gaia Early Data Release 3. 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). Q87488331. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87488331
MLA “Q87488331.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87488331.
BibTeX @misc{4ortxyz_q87488331_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87488331}}, year = {2026}, url = {https://4ort.xyz/entity/q87488331}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87488331 — https://4ort.xyz/entity/q87488331 (retrieved 2026-05-07)

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