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Q77977841

RR Lyrae variable star in the constellation Cancer
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Q77977841

Summary

Q77977841 is a RR Lyrae variable[1].

Key Facts

  • Q77977841's instance of is recorded as RR Lyrae variable[2].
  • Q77977841's constellation is recorded as Cancer[3].
  • Q77977841's catalog code is recorded as [SHM2017] J139.16004+30.14277[4].
  • Q77977841's catalog code is recorded as SDSS J091638.40+300833.9[5].
  • Q77977841's catalog code is recorded as 2MASS J09163840+3008339[6].
  • Q77977841's catalog code is recorded as LINEAR 6445370[7].
  • Q77977841's catalog code is recorded as [DCD2013] CSS J091638.3+300834[8].
  • Q77977841's catalog code is recorded as Gaia DR2 699047743225863680[9].
  • Q77977841's type of variable star is recorded as RR Lyrae variable with asymmetric light curves[10].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.956'}[11].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.927'}[12].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.673'}[13].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.448'}[14].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.510'}[15].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.585'}[16].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.619'}[17].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.13'}[18].
  • Q77977841's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.0513'}[19].
  • Q77977841's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.3421'}[20].
  • Q77977841's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+27.4'}[21].
  • Q77977841's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+18.48'}[22].
  • Q77977841's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+139.16001305628040'}[23].
  • Q77977841's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+30.14275444754790'}[24].
  • Q77977841's epoch is recorded as J2000.0[25].
  • Q77977841's declination component of proper motion is recorded as {'unit': 'http://www.wikidata.org/entity/Q22137107', 'amount': '-2.325'}[26].

Body

Definition and Type

Q77977841'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] ↑ . SIMBAD. wikidata.org.
  8. [9] ↑ . SIMBAD. wikidata.org.
  9. [10] ↑ . Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band Data: The PS1 Sample. wikidata.org.
  10. [11] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  11. [12] ↑ . VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
  12. [13] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  13. [14] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  14. [15] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  15. [16] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  16. [17] ↑ . The SDSS Photometric Catalog, Release 7. wikidata.org.
  17. [18] ↑ . Probing the outer galactic halo with RR Lyrae from the Catalina surveys. wikidata.org.
  18. [19] ↑ . Gaia Data Release 2. wikidata.org.
  19. [20] ↑ . Gaia Data Release 2. wikidata.org.
  20. [21] ↑ . 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.
  21. [22] ↑ . Exploring the variable sky with LINEAR. II. Halo structure and substructure traced by RR Lyrae stars to 30 kpc. wikidata.org.
  22. [23] ↑ . Gaia Data Release 2. wikidata.org.
  23. [24] ↑ . Gaia Data Release 2. wikidata.org.
  24. [25] ↑ . Gaia Data Release 2. 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). Q77977841. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77977841
MLA “Q77977841.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77977841.
BibTeX @misc{4ortxyz_q77977841_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77977841}}, year = {2026}, url = {https://4ort.xyz/entity/q77977841}, note = {Accessed: 2026-05-07}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77977841 — https://4ort.xyz/entity/q77977841 (retrieved 2026-05-07)

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