XO-3

star in the constellation Camelopardalis
Place f_type_main_sequence_star Q657969
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Summary

XO-3 is a F-type main-sequence star[1]. XO-3 draws 4 Wikipedia views per month (f_type_main_sequence_star category, ranking #20 of 92).[2]

Key Facts

  • XO-3's instance of is recorded as F-type main-sequence star[3].
  • XO-3's instance of is recorded as giant planet[4].
  • XO-3's instance of is recorded as star[5].
  • XO-3's instance of is recorded as near-infrared source[6].
  • XO-3's constellation is recorded as Camelopardalis[7].
  • XO-3's spectral class is recorded as F5V[8].
  • XO-3's child astronomical body is recorded as XO-3b[9].
  • XO-3's catalog code is recorded as GSC 03727-01064[10].
  • XO-3's catalog code is recorded as 2MASS J04215269+5749018[11].
  • XO-3's catalog code is recorded as TYC 3727-1064-1[12].
  • XO-3's catalog code is recorded as SPOCS 2617[13].
  • XO-3's catalog code is recorded as Gaia DR2 470650560777348352[14].
  • XO-3's catalog code is recorded as Gaia DR1 470650556474472448[15].
  • XO-3's catalog code is recorded as TOI-1676[16].
  • XO-3's catalog code is recorded as Gaia DR3 470650560779277952[17].
  • XO-3's catalog code is recorded as TIC 8400842[18].
  • XO-3's catalog code is recorded as BD+57 793[19].
  • XO-3's Freebase ID is recorded as /m/052_rsj[20].
  • XO-3's apparent magnitude is recorded as {'amount': '+10.27'}[21].
  • XO-3's apparent magnitude is recorded as {'amount': '+9.85'}[22].
  • XO-3's apparent magnitude is recorded as {'amount': '+9.013'}[23].
  • XO-3's apparent magnitude is recorded as {'amount': '+8.845'}[24].
  • XO-3's apparent magnitude is recorded as {'amount': '+8.791'}[25].
  • XO-3's apparent magnitude is recorded as {'amount': '+9.74296'}[26].
  • XO-3's luminosity is recorded as {'unit': 'solar luminosity', 'amount': '+4.267456'}[27].

Body

Designation and Status

Recorded instance of include F-type main-sequence star[3], giant planet[4], star[5], and near-infrared source[6].

History and Context

Catalog codes include GSC 03727-01064[10], 2MASS J04215269+5749018[11], TYC 3727-1064-1[12], SPOCS 2617[13], Gaia DR2 470650560777348352[14], and Gaia DR1 470650556474472448[15].

Why It Matters

XO-3 draws 4 Wikipedia views per month (f_type_main_sequence_star category, ranking #20 of 92).[2] XO-3 has Wikipedia articles in 10 language editions, a strong signal of global cultural recognition.[28] XO-3 is known by 4 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] ↑ . wikidata.org.
  3. [5] ↑ . SIMBAD. wikidata.org.
  4. [6] ↑ . SIMBAD. wikidata.org.
  5. [7] ↑ . wikidata.org.
  6. [8] ↑ . XO‐3b: A Massive Planet in an Eccentric Orbit Transiting an F5 V Star. 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] ↑ . SIMBAD. wikidata.org.
  16. [18] ↑ . SIMBAD. wikidata.org.
  17. [19] ↑ . SIMBAD. wikidata.org.
  18. [20] ↑ . Freebase Data Dumps. wikidata.org.
  19. [21] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  20. [22] ↑ . The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
  21. [23] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  22. [24] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  23. [25] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  24. [26] ↑ . Gaia Early Data Release 3. 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). XO-3. Retrieved October 10, 2026, from https://4ort.xyz/entity/xo-3-q657969
MLA “XO-3.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Oct. 2026, https://4ort.xyz/entity/xo-3-q657969.
BibTeX @misc{4ortxyz_xo-3-q657969_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{XO-3}}, year = {2026}, url = {https://4ort.xyz/entity/xo-3-q657969}, note = {Accessed: 2026-10-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): XO-3 — https://4ort.xyz/entity/xo-3-q657969 (retrieved 2026-10-10)

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