Q89108815

star in the constellation Hydra

Thing star Q89108815

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Q89108815

Summary

Q89108815 is a star^[1].

Key Facts

Q89108815's instance of is recorded as star^[2].
Q89108815's constellation is recorded as Hydra^[3].
Q89108815's catalog code is recorded as BD-21 3181^[4].
Q89108815's catalog code is recorded as CPD-21 4821^[5].
Q89108815's catalog code is recorded as GSC 06082-01744^[6].
Q89108815's catalog code is recorded as PPM 258278^[7].
Q89108815's catalog code is recorded as TYC 6082-1744-1^[8].
Q89108815's catalog code is recorded as 2MASS J10540444-2150490^[9].
Q89108815's catalog code is recorded as RAVE J105404.4-215049^[10].
Q89108815's catalog code is recorded as Gaia DR1 3549781399173850368^[11].
Q89108815's catalog code is recorded as Gaia DR2 3549781403469538176^[12].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.477'}^[13].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.196'}^[14].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.148'}^[15].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.969'}^[16].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.451'}^[17].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.862'}^[18].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.334'}^[19].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.262'}^[20].
Q89108815's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.3317'}^[21].
Q89108815's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.7910'}^[22].
Q89108815's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+24.45'}^[23].
Q89108815's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+263.7826'}^[24].
Q89108815's SIMBAD ID is recorded as BD-21 3181^[25].
Q89108815's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+163.51849210455090'}^[26].

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +9.477, unit: 1, amount: +9.196, unit: 1, amount: +9.148, unit: 1, amount: +10.969, unit: 1, amount: +10.451, unit: 1, amount: +10.862, unit: 1, amount: +10.334, unit: 1, amount: +10.262, unit: 1, amount: +10.3317

Catalog code BD-21 3181, CPD-21 4821, GSC 06082-01744, PPM 258278, TYC 6082-1744-1, 2MASS J10540444-2150490, RAVE J105404.4-215049, Gaia DR1 3549781399173850368, Gaia DR2 3549781403469538176

Constellation Hydra

Declination unit: www.wikidata.org, amount: -21.84695783954130

Declination component of proper motion unit: www.wikidata.org, amount: +16.632

Distance from earth unit: www.wikidata.org, amount: +263.7826

Effective temperature unit: www.wikidata.org, amount: +3400

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +3.7910

Radial velocity unit: www.wikidata.org, amount: +24.45

Right ascension unit: www.wikidata.org, amount: +163.51849210455090

Right ascension component of proper motion unit: www.wikidata.org, amount: -41.070

Surface gravity unit: www.wikidata.org, amount: +316000

External References (2)

Gaia id 3549781403469538176

Simbad id BD-21 3181

References

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

Direct Wikidata claims

[2] ↑ Q89108815 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q89108815 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q89108815 — catalog code (P528): BD-21 3181. SIMBAD. wikidata.org.
[5] ↑ Q89108815 — catalog code (P528): CPD-21 4821. SIMBAD. wikidata.org.
[6] ↑ Q89108815 — catalog code (P528): GSC 06082-01744. SIMBAD. wikidata.org.
[7] ↑ Q89108815 — catalog code (P528): PPM 258278. SIMBAD. wikidata.org.
[8] ↑ Q89108815 — catalog code (P528): TYC 6082-1744-1. SIMBAD. wikidata.org.
[9] ↑ Q89108815 — catalog code (P528): 2MASS J10540444-2150490. SIMBAD. wikidata.org.
[10] ↑ Q89108815 — catalog code (P528): RAVE J105404.4-215049. SIMBAD. wikidata.org.
[11] ↑ Q89108815 — catalog code (P528): Gaia DR1 3549781399173850368. SIMBAD. wikidata.org.
[12] ↑ Q89108815 — catalog code (P528): Gaia DR2 3549781403469538176. SIMBAD. wikidata.org.
[13] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.477'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.196'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.148'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.969'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.451'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.862'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.334'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.262'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q89108815 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.3317'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q89108815 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.7910'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q89108815 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+24.45'}. The Radial Velocity Experiment (RAVE): fifth data release. wikidata.org.
[24] ↑ Q89108815 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+263.7826'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q89108815 — SIMBAD ID (P3083): BD-21 3181. wikidata.org.
[26] ↑ Q89108815 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+163.51849210455090'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q89108815 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). Q89108815. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89108815

MLA “Q89108815.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89108815.

BibTeX

@misc{4ortxyz_q89108815_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89108815}}, year = {2026}, url = {https://4ort.xyz/entity/q89108815}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89108815 — https://4ort.xyz/entity/q89108815 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q89108815 · Last refreshed: May 7, 2026