Q87054819

star in the constellation Hydra

Thing star Q87054819

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Q87054819

Summary

Q87054819 is a star^[1].

Key Facts

Q87054819's instance of is recorded as star^[2].
Q87054819's constellation is recorded as Hydra^[3].
Q87054819's spectral class is recorded as F5V^[4].
Q87054819's catalog code is recorded as AG-00 1395^[5].
Q87054819's catalog code is recorded as BD-00 2200^[6].
Q87054819's catalog code is recorded as GSC 04881-00396^[7].
Q87054819's catalog code is recorded as HD 81859^[8].
Q87054819's catalog code is recorded as PPM 177874^[9].
Q87054819's catalog code is recorded as TYC 4881-396-1^[10].
Q87054819's catalog code is recorded as 2MASS J09281175-0101594^[11].
Q87054819's catalog code is recorded as RAVE J092811.8-010200^[12].
Q87054819's catalog code is recorded as Gaia DR1 3840448258732740736^[13].
Q87054819's catalog code is recorded as Gaia DR2 3840448258732740736^[14].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.693'}^[15].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.505'}^[16].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.414'}^[17].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.61'}^[18].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.044'}^[19].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.891'}^[20].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.514'}^[21].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.611'}^[22].
Q87054819's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.4918'}^[23].
Q87054819's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.9902'}^[24].
Q87054819's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-0.70'}^[25].
Q87054819's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+125.1533'}^[26].

Body

Definition and Type

Q87054819's instance of is recorded as star^[2].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +8.693, unit: 1, amount: +8.505, unit: 1, amount: +8.414, unit: 1, amount: +9.61, unit: 1, amount: +10.044, unit: 1, amount: +9.891, unit: 1, amount: +9.514, unit: 1, amount: +9.611, unit: 1, amount: +9.4918

Catalog code AG-00 1395, BD-00 2200, GSC 04881-00396, HD 81859, PPM 177874, TYC 4881-396-1, 2MASS J09281175-0101594, RAVE J092811.8-010200, Gaia DR1 3840448258732740736, Gaia DR2 3840448258732740736

Constellation Hydra

Declination unit: www.wikidata.org, amount: -1.03313056832240

Declination component of proper motion unit: www.wikidata.org, amount: -1.533

Distance from earth unit: www.wikidata.org, amount: +125.1533

Effective temperature unit: www.wikidata.org, amount: +6283

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +7.9902

Radial velocity unit: www.wikidata.org, amount: -0.70

Right ascension unit: www.wikidata.org, amount: +142.04897940020190

Right ascension component of proper motion unit: www.wikidata.org, amount: +8.617

Spectral class F5V

Surface gravity unit: www.wikidata.org, amount: +13200

External References (2)

Gaia id 3840448263028085760

Simbad id HD 81859

References

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

Direct Wikidata claims

[2] ↑ Q87054819 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87054819 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q87054819 — spectral class (P215): F5V. Michigan catalogue of two-dimensional spectral types for the HD Stars, Vol. 5. wikidata.org.
[5] ↑ Q87054819 — catalog code (P528): AG-00 1395. SIMBAD. wikidata.org.
[6] ↑ Q87054819 — catalog code (P528): BD-00 2200. SIMBAD. wikidata.org.
[7] ↑ Q87054819 — catalog code (P528): GSC 04881-00396. SIMBAD. wikidata.org.
[8] ↑ Q87054819 — catalog code (P528): HD 81859. SIMBAD. wikidata.org.
[9] ↑ Q87054819 — catalog code (P528): PPM 177874. SIMBAD. wikidata.org.
[10] ↑ Q87054819 — catalog code (P528): TYC 4881-396-1. SIMBAD. wikidata.org.
[11] ↑ Q87054819 — catalog code (P528): 2MASS J09281175-0101594. SIMBAD. wikidata.org.
[12] ↑ Q87054819 — catalog code (P528): RAVE J092811.8-010200. SIMBAD. wikidata.org.
[13] ↑ Q87054819 — catalog code (P528): Gaia DR1 3840448258732740736. SIMBAD. wikidata.org.
[14] ↑ Q87054819 — catalog code (P528): Gaia DR2 3840448258732740736. SIMBAD. wikidata.org.
[15] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.693'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.505'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.414'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.61'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[19] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.044'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.891'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.514'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[22] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.611'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[23] ↑ Q87054819 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.4918'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q87054819 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+7.9902'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q87054819 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-0.70'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q87054819 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+125.1533'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q87054819 is an instance of star (Q523) [P31, primary]. Wikidata. wikidata.org.

📑 Cite this page

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APA 4ort.xyz Knowledge Graph. (2026). Q87054819. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87054819

MLA “Q87054819.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87054819.

BibTeX

@misc{4ortxyz_q87054819_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87054819}}, year = {2026}, url = {https://4ort.xyz/entity/q87054819}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87054819 — https://4ort.xyz/entity/q87054819 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87054819 · Last refreshed: May 7, 2026