Q81557402

star in the constellation Aquarius

Thing star Q81557402

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Q81557402

Summary

Q81557402 is a star^[1].

Key Facts

Q81557402's instance of is recorded as star^[2].
Q81557402's constellation is recorded as Aquarius^[3].
Q81557402's catalog code is recorded as BD-21 6231^[4].
Q81557402's catalog code is recorded as CPD-21 8128^[5].
Q81557402's catalog code is recorded as GSC 06391-01028^[6].
Q81557402's catalog code is recorded as PPM 273843^[7].
Q81557402's catalog code is recorded as TYC 6391-1028-1^[8].
Q81557402's catalog code is recorded as 2MASS J22284813-2028121^[9].
Q81557402's catalog code is recorded as RAVE J222848.1-202812^[10].
Q81557402's catalog code is recorded as Gaia DR2 6629180252126454400^[11].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.950'}^[12].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.454'}^[13].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.341'}^[14].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.719'}^[15].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.711'}^[16].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.196'}^[17].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.404'}^[18].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.141'}^[19].
Q81557402's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.4640'}^[20].
Q81557402's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0877'}^[21].
Q81557402's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-19.30'}^[22].
Q81557402's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+421.499'}^[23].
Q81557402's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+337.20056327999280'}^[24].
Q81557402's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-20.47001295778310'}^[25].
Q81557402's epoch is recorded as J2000.0^[26].

Body

Definition and Type

Q81557402's instance of is recorded as star^[2].

⭐ Popularity Graph

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +8.950, unit: 1, amount: +8.454, unit: 1, amount: +8.341, unit: 1, amount: +11.719, unit: 1, amount: +10.711, unit: 1, amount: +11.196, unit: 1, amount: +10.404, unit: 1, amount: +10.141, unit: 1, amount: +10.4640

Catalog code BD-21 6231, CPD-21 8128, GSC 06391-01028, PPM 273843, TYC 6391-1028-1, 2MASS J22284813-2028121, RAVE J222848.1-202812, Gaia DR2 6629180252126454400

Constellation Aquarius

Declination unit: www.wikidata.org, amount: -20.47001295778310

Declination component of proper motion unit: www.wikidata.org, amount: -33.308

Distance from earth unit: www.wikidata.org, amount: +421.499

Effective temperature unit: www.wikidata.org, amount: +4878

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.0877

Radial velocity unit: www.wikidata.org, amount: -19.30

Right ascension unit: www.wikidata.org, amount: +337.20056327999280

Right ascension component of proper motion unit: www.wikidata.org, amount: -10.917

Surface gravity unit: www.wikidata.org, amount: +2750

External References (2)

Gaia id 6629180252126454400

Simbad id BD-21 6231

References

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

Direct Wikidata claims

[2] ↑ Q81557402 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q81557402 — constellation (P59): Aquarius. wikidata.org.
[4] ↑ Q81557402 — catalog code (P528): BD-21 6231. SIMBAD. wikidata.org.
[5] ↑ Q81557402 — catalog code (P528): CPD-21 8128. SIMBAD. wikidata.org.
[6] ↑ Q81557402 — catalog code (P528): GSC 06391-01028. SIMBAD. wikidata.org.
[7] ↑ Q81557402 — catalog code (P528): PPM 273843. SIMBAD. wikidata.org.
[8] ↑ Q81557402 — catalog code (P528): TYC 6391-1028-1. SIMBAD. wikidata.org.
[9] ↑ Q81557402 — catalog code (P528): 2MASS J22284813-2028121. SIMBAD. wikidata.org.
[10] ↑ Q81557402 — catalog code (P528): RAVE J222848.1-202812. SIMBAD. wikidata.org.
[11] ↑ Q81557402 — catalog code (P528): Gaia DR2 6629180252126454400. SIMBAD. wikidata.org.
[12] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.950'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.454'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.341'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.719'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[16] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.711'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.196'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.404'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.141'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q81557402 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.4640'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81557402 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0877'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81557402 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-19.30'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81557402 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+421.499'}. The Radial Velocity Experiment (RAVE): fifth data release. wikidata.org.
[24] ↑ Q81557402 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+337.20056327999280'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81557402 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-20.47001295778310'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81557402 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81557402 is an instance of star (Q523) [P31, primary]. 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). Q81557402. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81557402

MLA “Q81557402.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81557402.

BibTeX

@misc{4ortxyz_q81557402_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81557402}}, year = {2026}, url = {https://4ort.xyz/entity/q81557402}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81557402 — https://4ort.xyz/entity/q81557402 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81557402 · Last refreshed: May 7, 2026