Q89740921

star in the constellation Hydra

Thing star Q89740921

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Q89740921

Summary

Q89740921 is a star^[1].

Key Facts

Q89740921's instance of is recorded as star^[2].
Q89740921's constellation is recorded as Hydra^[3].
Q89740921's spectral class is recorded as K2^[4].
Q89740921's catalog code is recorded as AG-01 1413^[5].
Q89740921's catalog code is recorded as BD-00 2227^[6].
Q89740921's catalog code is recorded as GSC 04894-01717^[7].
Q89740921's catalog code is recorded as PPM 177923^[8].
Q89740921's catalog code is recorded as TYC 4894-1717-1^[9].
Q89740921's catalog code is recorded as 2MASS J09373611-0130071^[10].
Q89740921's catalog code is recorded as RAVE J093736.1-013007^[11].
Q89740921's catalog code is recorded as Gaia DR1 3839470930334375808^[12].
Q89740921's catalog code is recorded as Gaia DR2 3839470934629496192^[13].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.438'}^[14].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.942'}^[15].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.767'}^[16].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.495'}^[17].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.340'}^[18].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.843'}^[19].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.971'}^[20].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.692'}^[21].
Q89740921's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.0274'}^[22].
Q89740921's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.4079'}^[23].
Q89740921's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+14.96'}^[24].
Q89740921's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+710.2777'}^[25].
Q89740921's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+144.40045628765840'}^[26].

Body

Definition and Type

Q89740921'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: +8.438, unit: 1, amount: +7.942, unit: 1, amount: +7.767, unit: 1, amount: +11.495, unit: 1, amount: +10.340, unit: 1, amount: +10.843, unit: 1, amount: +9.971, unit: 1, amount: +9.692, unit: 1, amount: +10.0274

Catalog code AG-01 1413, BD-00 2227, GSC 04894-01717, PPM 177923, TYC 4894-1717-1, 2MASS J09373611-0130071, RAVE J093736.1-013007, Gaia DR1 3839470930334375808, Gaia DR2 3839470934629496192

Constellation Hydra

Declination unit: www.wikidata.org, amount: -1.50198524231650

Declination component of proper motion unit: www.wikidata.org, amount: -5.773

Distance from earth unit: www.wikidata.org, amount: +710.2777

Effective temperature unit: www.wikidata.org, amount: +4628

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.4079

Radial velocity unit: www.wikidata.org, amount: +14.96

Right ascension unit: www.wikidata.org, amount: +144.40045628765840

Right ascension component of proper motion unit: www.wikidata.org, amount: -0.691

Spectral class K2

Surface gravity unit: www.wikidata.org, amount: +490

External References (2)

Gaia id 3839470934629496192

Simbad id BD-00 2227

References

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

Direct Wikidata claims

[2] ↑ Q89740921 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q89740921 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q89740921 — spectral class (P215): K2. SIMBAD. wikidata.org.
[5] ↑ Q89740921 — catalog code (P528): AG-01 1413. SIMBAD. wikidata.org.
[6] ↑ Q89740921 — catalog code (P528): BD-00 2227. SIMBAD. wikidata.org.
[7] ↑ Q89740921 — catalog code (P528): GSC 04894-01717. SIMBAD. wikidata.org.
[8] ↑ Q89740921 — catalog code (P528): PPM 177923. SIMBAD. wikidata.org.
[9] ↑ Q89740921 — catalog code (P528): TYC 4894-1717-1. SIMBAD. wikidata.org.
[10] ↑ Q89740921 — catalog code (P528): 2MASS J09373611-0130071. SIMBAD. wikidata.org.
[11] ↑ Q89740921 — catalog code (P528): RAVE J093736.1-013007. SIMBAD. wikidata.org.
[12] ↑ Q89740921 — catalog code (P528): Gaia DR1 3839470930334375808. SIMBAD. wikidata.org.
[13] ↑ Q89740921 — catalog code (P528): Gaia DR2 3839470934629496192. SIMBAD. wikidata.org.
[14] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.438'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.942'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.767'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.495'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.340'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.843'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.971'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.692'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[22] ↑ Q89740921 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.0274'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q89740921 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.4079'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q89740921 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+14.96'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q89740921 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+710.2777'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q89740921 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+144.40045628765840'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q89740921 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). Q89740921. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89740921

MLA “Q89740921.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89740921.

BibTeX

@misc{4ortxyz_q89740921_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89740921}}, year = {2026}, url = {https://4ort.xyz/entity/q89740921}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89740921 — https://4ort.xyz/entity/q89740921 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q89740921 · Last refreshed: May 7, 2026