Q90269521

star in the constellation Hydra

Thing star Q90269521

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Q90269521

Summary

Q90269521 is a star^[1].

Key Facts

Q90269521's instance of is recorded as star^[2].
Q90269521's constellation is recorded as Hydra^[3].
Q90269521's catalog code is recorded as BD-18 2585^[4].
Q90269521's catalog code is recorded as GSC 06035-00832^[5].
Q90269521's catalog code is recorded as PPM 221126^[6].
Q90269521's catalog code is recorded as TYC 6035-832-1^[7].
Q90269521's catalog code is recorded as 2MASS J09090499-1901518^[8].
Q90269521's catalog code is recorded as RAVE J090905.0-190152^[9].
Q90269521's catalog code is recorded as Gaia DR1 5680428672293973888^[10].
Q90269521's catalog code is recorded as Gaia DR2 5680428672293973888^[11].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.60'}^[12].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.918'}^[13].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.449'}^[14].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.337'}^[15].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.654'}^[16].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.415'}^[17].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.631'}^[18].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.019'}^[19].
Q90269521's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.3856'}^[20].
Q90269521's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.4603'}^[21].
Q90269521's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1.42'}^[22].
Q90269521's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+684.7908'}^[23].
Q90269521's SIMBAD ID is recorded as BD-18 2585^[24].
Q90269521's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+137.27084117987290'}^[25].
Q90269521's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-19.03109023330300'}^[26].

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +9.60, unit: 1, amount: +7.918, unit: 1, amount: +7.449, unit: 1, amount: +7.337, unit: 1, amount: +10.654, unit: 1, amount: +10.415, unit: 1, amount: +9.631, unit: 1, amount: +9.019, unit: 1, amount: +9.3856

Catalog code BD-18 2585, GSC 06035-00832, PPM 221126, TYC 6035-832-1, 2MASS J09090499-1901518, RAVE J090905.0-190152, Gaia DR1 5680428672293973888, Gaia DR2 5680428672293973888

Constellation Hydra

Declination unit: www.wikidata.org, amount: -19.03109023330300

Declination component of proper motion unit: www.wikidata.org, amount: -7.854

Distance from earth unit: www.wikidata.org, amount: +684.7908

Effective temperature unit: www.wikidata.org, amount: +4953

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.4603

Radial velocity unit: www.wikidata.org, amount: +1.42

Right ascension unit: www.wikidata.org, amount: +137.27084117987290

Right ascension component of proper motion unit: www.wikidata.org, amount: -0.780

Surface gravity unit: www.wikidata.org, amount: +275

External References (2)

Gaia id 5680428672293973888

Simbad id BD-18 2585

References

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

Direct Wikidata claims

[2] ↑ Q90269521 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q90269521 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q90269521 — catalog code (P528): BD-18 2585. SIMBAD. wikidata.org.
[5] ↑ Q90269521 — catalog code (P528): GSC 06035-00832. SIMBAD. wikidata.org.
[6] ↑ Q90269521 — catalog code (P528): PPM 221126. SIMBAD. wikidata.org.
[7] ↑ Q90269521 — catalog code (P528): TYC 6035-832-1. SIMBAD. wikidata.org.
[8] ↑ Q90269521 — catalog code (P528): 2MASS J09090499-1901518. SIMBAD. wikidata.org.
[9] ↑ Q90269521 — catalog code (P528): RAVE J090905.0-190152. SIMBAD. wikidata.org.
[10] ↑ Q90269521 — catalog code (P528): Gaia DR1 5680428672293973888. SIMBAD. wikidata.org.
[11] ↑ Q90269521 — catalog code (P528): Gaia DR2 5680428672293973888. SIMBAD. wikidata.org.
[12] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.60'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[13] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.918'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.449'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.337'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.654'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.415'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.631'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.019'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q90269521 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.3856'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q90269521 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.4603'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q90269521 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+1.42'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q90269521 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+684.7908'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q90269521 — SIMBAD ID (P3083): BD-18 2585. wikidata.org.
[25] ↑ Q90269521 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+137.27084117987290'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q90269521 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-19.03109023330300'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q90269521 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). Q90269521. Retrieved May 7, 2026, from https://4ort.xyz/entity/q90269521

MLA “Q90269521.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q90269521.

BibTeX

@misc{4ortxyz_q90269521_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q90269521}}, year = {2026}, url = {https://4ort.xyz/entity/q90269521}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q90269521 — https://4ort.xyz/entity/q90269521 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q90269521 · Last refreshed: May 7, 2026