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Q77974208

RR Lyrae variable star in the constellation Leo
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Q77974208

Summary

Q77974208 is a RR Lyrae variable[1].

Key Facts

  • Q77974208's instance of is recorded as RR Lyrae variable[2].
  • Q77974208's constellation is recorded as Leo[3].
  • Q77974208's catalog code is recorded as SDSS J101613.63+261049.3[4].
  • Q77974208's catalog code is recorded as SDSS J101613.63+261049.2[5].
  • Q77974208's catalog code is recorded as CRTS J101613.6+261049[6].
  • Q77974208's catalog code is recorded as Gaia DR2 727162702224910592[7].
  • Q77974208's type of variable star is recorded as RR Lyrae variables with nearly symmetric light curves[8].
  • Q77974208's redshift is recorded as {'unit': '1', 'amount': '+0.00063'}[9].
  • Q77974208's apparent magnitude is recorded as {'unit': '1', 'amount': '+19.443'}[10].
  • Q77974208's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.237'}[11].
  • Q77974208's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.208'}[12].
  • Q77974208's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.213'}[13].
  • Q77974208's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.275'}[14].
  • Q77974208's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.02'}[15].
  • Q77974208's apparent magnitude is recorded as {'unit': '1', 'amount': '+18.0915'}[16].
  • Q77974208's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.1911'}[17].
  • Q77974208's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+189'}[18].
  • Q77974208's metallicity is recorded as {'unit': '1', 'amount': '-2.13'}[19].
  • Q77974208's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+32.2'}[20].
  • Q77974208's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+154.05682954772690'}[21].
  • Q77974208's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+26.18035279572410'}[22].
  • Q77974208's epoch is recorded as J2000.0[23].
  • Q77974208's effective temperature is recorded as {'unit': 'http://www.wikidata.org/entity/Q11579', 'amount': '+7338'}[24].
  • Q77974208's surface gravity is recorded as {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount': '+1660'}[25].
  • Q77974208's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-0.363'}[26].

Body

Definition and Type

Q77974208's instance of is recorded as RR Lyrae variable[2].

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] ↑ . SIMBAD. wikidata.org.
  4. [5] ↑ . SIMBAD. wikidata.org.
  5. [6] ↑ . SIMBAD. wikidata.org.
  6. [7] ↑ . SIMBAD. wikidata.org.
  7. [8] ↑ . The Catalina surveys periodic variable star catalog. wikidata.org.
  8. [9] ↑ . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  9. [10] ↑ . The SDSS Photometric Catalog, Release 8. wikidata.org.
  10. [11] ↑ . The SDSS Photometric Catalog, Release 8. wikidata.org.
  11. [12] ↑ . The SDSS Photometric Catalog, Release 8. wikidata.org.
  12. [13] ↑ . The SDSS Photometric Catalog, Release 8. wikidata.org.
  13. [14] ↑ . The SDSS Photometric Catalog, Release 8. wikidata.org.
  14. [15] ↑ . The Catalina surveys periodic variable star catalog. wikidata.org.
  15. [16] ↑ . Gaia Data Release 2. wikidata.org.
  16. [17] ↑ . Gaia Data Release 2. wikidata.org.
  17. [18] ↑ . The ninth data release of the Sloan Digital Sky Survey: first spectroscopic data from the SDSS-III baryon oscillation spectroscopic survey. wikidata.org.
  18. [19] ↑ . The Milky Way's circular velocity curve to 60 kpc and an estimate of the dark matter halo mass from the kinematics of ~2400 SDSS blue horizontal-branch stars. wikidata.org.
  19. [20] ↑ . Quantifying kinematic substructure in the Milky Way's stellar halo. wikidata.org.
  20. [21] ↑ . Gaia Data Release 2. wikidata.org.
  21. [22] ↑ . Gaia Data Release 2. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.
  23. [24] ↑ . The Milky Way's circular velocity curve to 60 kpc and an estimate of the dark matter halo mass from the kinematics of ~2400 SDSS blue horizontal-branch stars. wikidata.org.
  24. [25] ↑ . The Milky Way's circular velocity curve to 60 kpc and an estimate of the dark matter halo mass from the kinematics of ~2400 SDSS blue horizontal-branch stars. 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). Q77974208. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77974208
MLA “Q77974208.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77974208.
BibTeX @misc{4ortxyz_q77974208_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77974208}}, year = {2026}, url = {https://4ort.xyz/entity/q77974208}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77974208 — https://4ort.xyz/entity/q77974208 (retrieved 2026-05-07)

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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. 11w ago · Ghuron · 2026-06-16 view diff on Wikidata ↗
    Redshift → {'unit': '1', 'amount': '+0.00063'}
    Apparent magnitude → {'unit': '1', 'amount': '+19.443'}, {'unit': '1', 'amount': '+18.237'}, {'unit': '1', 'amount': '+18.208'} +4
    Surface gravity → {'unit': 'http://www.wikidata.org/entity/Q39699418', 'amount
    Wikidata description → RR Lyrae variable star in the constellation Leo
    + 17 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1 */ [[Property:P3083]]: CRTS J101613.6+261049, was SDSS J101613.63+261049.3"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.