Q77974478

RR Lyrae variable star in the constellation Cancer

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Q77974478

Summary

Q77974478 is a RR Lyrae variable^[1].

Key Facts

Q77974478's instance of is recorded as RR Lyrae variable^[2].
Q77974478's constellation is recorded as Cancer^[3].
Q77974478's catalog code is recorded as SDSS J091322.38+223945.1^[4].
Q77974478's catalog code is recorded as 2MASS J09132239+2239453^[5].
Q77974478's catalog code is recorded as LINEAR 6399371^[6].
Q77974478's catalog code is recorded as CRTS J091322.3+223945^[7].
Q77974478's catalog code is recorded as Gaia DR2 686845088303166848^[8].
Q77974478's type of variable star is recorded as RR Lyrae variable^[9].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.378'}^[10].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.169'}^[11].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.33'}^[12].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+17.343'}^[13].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.070'}^[14].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.037'}^[15].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.042'}^[16].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.062'}^[17].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.02'}^[18].
Q77974478's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.0256'}^[19].
Q77974478's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0722'}^[20].
Q77974478's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+106.6'}^[21].
Q77974478's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+11.72'}^[22].
Q77974478's SIMBAD ID is recorded as LINEAR 6399371^[23].
Q77974478's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+138.34328843546260'}^[24].
Q77974478's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+22.66255256693470'}^[25].
Q77974478's epoch is recorded as J2000.0^[26].

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Quick Facts

Instance of RR Lyrae variable

Properties

Apparent magnitude unit: 1, amount: +15.378, unit: 1, amount: +15.169, unit: 1, amount: +15.33, unit: 1, amount: +17.343, unit: 1, amount: +16.070, unit: 1, amount: +16.037, unit: 1, amount: +16.042, unit: 1, amount: +16.062, unit: 1, amount: +16.02, unit: 1, amount: +16.0256

Catalog code SDSS J091322.38+223945.1, 2MASS J09132239+2239453, LINEAR 6399371, CRTS J091322.3+223945, Gaia DR2 686845088303166848

Constellation Cancer

Declination unit: www.wikidata.org, amount: +22.66255256693470

Declination component of proper motion unit: www.wikidata.org, amount: -4.953

Distance from earth unit: www.wikidata.org, amount: +11.72

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.0722

Radial velocity unit: www.wikidata.org, amount: +106.6

Right ascension unit: www.wikidata.org, amount: +138.34328843546260

Right ascension component of proper motion unit: www.wikidata.org, amount: -1.066

Type of variable star RR Lyrae variable

External References (2)

Gaia id 686845088303166848

Simbad id LINEAR 6399371

References

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

Direct Wikidata claims

[2] ↑ Q77974478 — instance of (P31): RR Lyrae variable. SIMBAD. wikidata.org.
[3] ↑ Q77974478 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q77974478 — catalog code (P528): SDSS J091322.38+223945.1. SIMBAD. wikidata.org.
[5] ↑ Q77974478 — catalog code (P528): 2MASS J09132239+2239453. SIMBAD. wikidata.org.
[6] ↑ Q77974478 — catalog code (P528): LINEAR 6399371. SIMBAD. wikidata.org.
[7] ↑ Q77974478 — catalog code (P528): CRTS J091322.3+223945. SIMBAD. wikidata.org.
[8] ↑ Q77974478 — catalog code (P528): Gaia DR2 686845088303166848. SIMBAD. wikidata.org.
[9] ↑ Q77974478 — type of variable star (P881): RR Lyrae variable. Newly discovered RR Lyrae stars in the SDSS-Pan-STARRS1-Catalina footprint. wikidata.org.
[10] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.378'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[11] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.169'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.33'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+17.343'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[14] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.070'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[15] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.037'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[16] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.042'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[17] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.062'}. The SDSS Photometric Catalog, Release 9. wikidata.org.
[18] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.02'}. The Catalina surveys periodic variable star catalog. wikidata.org.
[19] ↑ Q77974478 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.0256'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q77974478 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0722'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q77974478 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+106.6'}. 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.
[22] ↑ Q77974478 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+11.72'}. Exploring the variable sky with LINEAR. II. Halo structure and substructure traced by RR Lyrae stars to 30 kpc. wikidata.org.
[23] ↑ Q77974478 — SIMBAD ID (P3083): LINEAR 6399371. wikidata.org.
[24] ↑ Q77974478 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+138.34328843546260'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77974478 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+22.66255256693470'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77974478 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77974478 is an instance of RR Lyrae variable (Q726242) [P31, primary]. Wikidata. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Q77974478. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77974478

MLA “Q77974478.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77974478.

BibTeX

@misc{4ortxyz_q77974478_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77974478}}, year = {2026}, url = {https://4ort.xyz/entity/q77974478}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77974478 — https://4ort.xyz/entity/q77974478 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77974478 · Last refreshed: May 7, 2026