Q77984020

RR Lyrae variable star in the constellation Cancer

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Q77984020

Summary

Q77984020 is a RR Lyrae variable^[1].

Key Facts

Q77984020's instance of is recorded as RR Lyrae variable^[2].
Q77984020's constellation is recorded as Cancer^[3].
Q77984020's catalog code is recorded as [SHM2017] J131.55727+07.86849^[4].
Q77984020's catalog code is recorded as SDSS J084613.74+075206.5^[5].
Q77984020's catalog code is recorded as 2MASS J08461373+0752065^[6].
Q77984020's catalog code is recorded as [DCD2013] CSS J084613.7+075206^[7].
Q77984020's catalog code is recorded as Gaia DR2 597009220173264640^[8].
Q77984020's type of variable star is recorded as RR Lyrae variable with asymmetric light curves^[9].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.3385'}^[10].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.011'}^[11].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.925'}^[12].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.81'}^[13].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.998'}^[14].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.629'}^[15].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.635'}^[16].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+15.614'}^[17].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.11'}^[18].
Q77984020's apparent magnitude is recorded as {'unit': '1', 'amount': '+16.0816'}^[19].
Q77984020's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0012'}^[20].
Q77984020's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+191.7'}^[21].
Q77984020's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+11.45'}^[22].
Q77984020's SIMBAD ID is recorded as ATO J131.5572+07.8684^[23].
Q77984020's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+131.55727446365740'}^[24].
Q77984020's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.86848527344300'}^[25].
Q77984020'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: +16.3385, unit: 1, amount: +15.011, unit: 1, amount: +14.925, unit: 1, amount: +14.81, unit: 1, amount: +16.998, unit: 1, amount: +15.629, unit: 1, amount: +15.635, unit: 1, amount: +15.614, unit: 1, amount: +16.11, unit: 1, amount: +16.0816

Catalog code [SHM2017] J131.55727+07.86849, SDSS J084613.74+075206.5, 2MASS J08461373+0752065, [DCD2013] CSS J084613.7+075206, Gaia DR2 597009220173264640

Constellation Cancer

Declination unit: www.wikidata.org, amount: +7.86848527344300

Declination component of proper motion unit: www.wikidata.org, amount: -4.101

Distance from earth unit: www.wikidata.org, amount: +11.45

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.0012

Radial velocity unit: www.wikidata.org, amount: +191.7

Right ascension unit: www.wikidata.org, amount: +131.55727446365740

Right ascension component of proper motion unit: www.wikidata.org, amount: -0.955

Type of variable star RR Lyrae variable with asymmetric light curves

External References (2)

Gaia id 597009220173264640

Simbad id ATO J131.5572+07.8684

References

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

Direct Wikidata claims

[2] ↑ Q77984020 — instance of (P31): RR Lyrae variable. SIMBAD. wikidata.org.
[3] ↑ Q77984020 — constellation (P59): Cancer. wikidata.org.
[4] ↑ Q77984020 — catalog code (P528): [SHM2017] J131.55727+07.86849. SIMBAD. wikidata.org.
[5] ↑ Q77984020 — catalog code (P528): SDSS J084613.74+075206.5. SIMBAD. wikidata.org.
[6] ↑ Q77984020 — catalog code (P528): 2MASS J08461373+0752065. SIMBAD. wikidata.org.
[7] ↑ Q77984020 — catalog code (P528): [DCD2013] CSS J084613.7+075206. SIMBAD. wikidata.org.
[8] ↑ Q77984020 — catalog code (P528): Gaia DR2 597009220173264640. SIMBAD. wikidata.org.
[9] ↑ Q77984020 — type of variable star (P881): RR Lyrae variable with asymmetric light curves. Machine-learned Identification of RR Lyrae Stars from Sparse, Multi-band Data: The PS1 Sample. wikidata.org.
[10] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.3385'}. The Pan-STARRS release 1 (PS1) Survey - DR1. wikidata.org.
[11] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.011'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.925'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.81'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.998'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[15] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.629'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[16] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.635'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[17] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+15.614'}. The SDSS Photometric Catalog, Release 7. wikidata.org.
[18] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.11'}. Probing the outer galactic halo with RR Lyrae from the Catalina surveys. wikidata.org.
[19] ↑ Q77984020 — apparent magnitude (P1215): {'unit': '1', 'amount': '+16.0816'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q77984020 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.0012'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q77984020 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+191.7'}. A Disk Origin for the Monoceros Ring and A13 Stellar Overdensities. wikidata.org.
[22] ↑ Q77984020 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q11929860', 'amount': '+11.45'}. Probing the outer galactic halo with RR Lyrae from the Catalina surveys. wikidata.org.
[23] ↑ Q77984020 — SIMBAD ID (P3083): ATO J131.5572+07.8684. wikidata.org.
[24] ↑ Q77984020 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+131.55727446365740'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q77984020 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.86848527344300'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q77984020 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q77984020 is an instance of RR Lyrae variable (Q726242) [P31, primary]. Wikidata. wikidata.org.

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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). Q77984020. Retrieved May 7, 2026, from https://4ort.xyz/entity/q77984020

MLA “Q77984020.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q77984020.

BibTeX

@misc{4ortxyz_q77984020_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q77984020}}, year = {2026}, url = {https://4ort.xyz/entity/q77984020}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q77984020 — https://4ort.xyz/entity/q77984020 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q77984020 · Last refreshed: May 7, 2026