Q87054990

star in the constellation Hydra

Thing star Q87054990

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Q87054990

Summary

Q87054990 is a star^[1].

Key Facts

Q87054990's instance of is recorded as star^[2].
Q87054990's constellation is recorded as Hydra^[3].
Q87054990's spectral class is recorded as K2^[4].
Q87054990's catalog code is recorded as AG-00 1393^[5].
Q87054990's catalog code is recorded as BD-00 2198^[6].
Q87054990's catalog code is recorded as CSI-00 2198 2^[7].
Q87054990's catalog code is recorded as GSC 04881-00126^[8].
Q87054990's catalog code is recorded as PPM 177866^[9].
Q87054990's catalog code is recorded as TYC 4881-126-1^[10].
Q87054990's catalog code is recorded as 2MASS J09265426-0054200^[11].
Q87054990's catalog code is recorded as RAVE J092654.3-005420^[12].
Q87054990's catalog code is recorded as Gaia DR1 3840467775063603328^[13].
Q87054990's catalog code is recorded as Gaia DR2 3840467775063603328^[14].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.541'}^[15].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.937'}^[16].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.755'}^[17].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.879'}^[18].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.829'}^[19].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.515'}^[20].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.524'}^[21].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.865'}^[22].
Q87054990's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.3109'}^[23].
Q87054990's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0107'}^[24].
Q87054990's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-2.51'}^[25].
Q87054990's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+989.4133'}^[26].

Body

Definition and Type

Q87054990'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: +7.541, unit: 1, amount: +6.937, unit: 1, amount: +6.755, unit: 1, amount: +10.879, unit: 1, amount: +9.829, unit: 1, amount: +10.515, unit: 1, amount: +9.524, unit: 1, amount: +8.865, unit: 1, amount: +9.3109

Catalog code AG-00 1393, BD-00 2198, CSI-00 2198 2, GSC 04881-00126, PPM 177866, TYC 4881-126-1, 2MASS J09265426-0054200, RAVE J092654.3-005420, Gaia DR1 3840467775063603328, Gaia DR2 3840467775063603328

Constellation Hydra

Declination unit: www.wikidata.org, amount: -0.90556966029890

Declination component of proper motion unit: www.wikidata.org, amount: -3.747

Distance from earth unit: www.wikidata.org, amount: +989.4133

Effective temperature unit: www.wikidata.org, amount: +4540

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.0107

Radial velocity unit: www.wikidata.org, amount: -2.51

Right ascension unit: www.wikidata.org, amount: +141.72607746937930

Right ascension component of proper motion unit: www.wikidata.org, amount: -7.784

Spectral class K2

Surface gravity unit: www.wikidata.org, amount: +35

External References (2)

Gaia id 3840467775063603328

Simbad id BD-00 2198

References

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

Direct Wikidata claims

[2] ↑ Q87054990 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87054990 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q87054990 — spectral class (P215): K2. SIMBAD. wikidata.org.
[5] ↑ Q87054990 — catalog code (P528): AG-00 1393. SIMBAD. wikidata.org.
[6] ↑ Q87054990 — catalog code (P528): BD-00 2198. SIMBAD. wikidata.org.
[7] ↑ Q87054990 — catalog code (P528): CSI-00 2198 2. SIMBAD. wikidata.org.
[8] ↑ Q87054990 — catalog code (P528): GSC 04881-00126. SIMBAD. wikidata.org.
[9] ↑ Q87054990 — catalog code (P528): PPM 177866. SIMBAD. wikidata.org.
[10] ↑ Q87054990 — catalog code (P528): TYC 4881-126-1. SIMBAD. wikidata.org.
[11] ↑ Q87054990 — catalog code (P528): 2MASS J09265426-0054200. SIMBAD. wikidata.org.
[12] ↑ Q87054990 — catalog code (P528): RAVE J092654.3-005420. SIMBAD. wikidata.org.
[13] ↑ Q87054990 — catalog code (P528): Gaia DR1 3840467775063603328. SIMBAD. wikidata.org.
[14] ↑ Q87054990 — catalog code (P528): Gaia DR2 3840467775063603328. SIMBAD. wikidata.org.
[15] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.541'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+6.937'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+6.755'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[18] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.879'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.829'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.515'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.524'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[22] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.865'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[23] ↑ Q87054990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.3109'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q87054990 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0107'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q87054990 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-2.51'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q87054990 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+989.4133'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q87054990 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). Q87054990. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87054990

MLA “Q87054990.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87054990.

BibTeX

@misc{4ortxyz_q87054990_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87054990}}, year = {2026}, url = {https://4ort.xyz/entity/q87054990}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87054990 — https://4ort.xyz/entity/q87054990 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87054990 · Last refreshed: May 7, 2026