Q81552439

star in the constellation Eridanus

Thing star Q81552439

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Q81552439

Summary

Q81552439 is a star^[1].

Key Facts

Q81552439's instance of is recorded as star^[2].
Q81552439's constellation is recorded as Eridanus^[3].
Q81552439's catalog code is recorded as 2MASS J02512534-1703197^[4].
Q81552439's catalog code is recorded as BD-17 550^[5].
Q81552439's catalog code is recorded as GSC 05864-00018^[6].
Q81552439's catalog code is recorded as PPM 212092^[7].
Q81552439's catalog code is recorded as TYC 5864-18-1^[8].
Q81552439's catalog code is recorded as RAVE J025125.3-170320^[9].
Q81552439's catalog code is recorded as Gaia DR1 5153559467815612672^[10].
Q81552439's catalog code is recorded as Gaia DR2 5153559472111154688^[11].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.754'}^[12].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.552'}^[13].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.490'}^[14].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.067'}^[15].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.618'}^[16].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.799'}^[17].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.553'}^[18].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.477'}^[19].
Q81552439's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.5279'}^[20].
Q81552439's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.8016'}^[21].
Q81552439's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-11.91'}^[22].
Q81552439's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+263.0471'}^[23].
Q81552439's SIMBAD ID is recorded as BD-17 550^[24].
Q81552439's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+42.85561296450260'}^[25].
Q81552439's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-17.05546999586880'}^[26].

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +9.754, unit: 1, amount: +9.552, unit: 1, amount: +9.490, unit: 1, amount: +11.067, unit: 1, amount: +10.618, unit: 1, amount: +10.799, unit: 1, amount: +10.553, unit: 1, amount: +10.477, unit: 1, amount: +10.5279

Catalog code 2MASS J02512534-1703197, BD-17 550, GSC 05864-00018, PPM 212092, TYC 5864-18-1, RAVE J025125.3-170320, Gaia DR1 5153559467815612672, Gaia DR2 5153559472111154688

Constellation Eridanus

Declination unit: www.wikidata.org, amount: -17.05546999586880

Declination component of proper motion unit: www.wikidata.org, amount: +3.145

Distance from earth unit: www.wikidata.org, amount: +263.0471

Effective temperature unit: www.wikidata.org, amount: +6128

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +3.8016

Radial velocity unit: www.wikidata.org, amount: -11.91

Right ascension unit: www.wikidata.org, amount: +42.85561296450260

Right ascension component of proper motion unit: www.wikidata.org, amount: +4.349

Surface gravity unit: www.wikidata.org, amount: +1800

External References (2)

Gaia id 5153559472111154688

Simbad id BD-17 550

References

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

Direct Wikidata claims

[2] ↑ Q81552439 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q81552439 — constellation (P59): Eridanus. wikidata.org.
[4] ↑ Q81552439 — catalog code (P528): 2MASS J02512534-1703197. SIMBAD. wikidata.org.
[5] ↑ Q81552439 — catalog code (P528): BD-17 550. SIMBAD. wikidata.org.
[6] ↑ Q81552439 — catalog code (P528): GSC 05864-00018. SIMBAD. wikidata.org.
[7] ↑ Q81552439 — catalog code (P528): PPM 212092. SIMBAD. wikidata.org.
[8] ↑ Q81552439 — catalog code (P528): TYC 5864-18-1. SIMBAD. wikidata.org.
[9] ↑ Q81552439 — catalog code (P528): RAVE J025125.3-170320. SIMBAD. wikidata.org.
[10] ↑ Q81552439 — catalog code (P528): Gaia DR1 5153559467815612672. SIMBAD. wikidata.org.
[11] ↑ Q81552439 — catalog code (P528): Gaia DR2 5153559472111154688. SIMBAD. wikidata.org.
[12] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.754'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.552'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.490'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.067'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[16] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.618'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.799'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.553'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.477'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q81552439 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.5279'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81552439 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.8016'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81552439 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-11.91'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81552439 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+263.0471'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81552439 — SIMBAD ID (P3083): BD-17 550. wikidata.org.
[25] ↑ Q81552439 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+42.85561296450260'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81552439 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-17.05546999586880'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81552439 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). Q81552439. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81552439

MLA “Q81552439.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81552439.

BibTeX

@misc{4ortxyz_q81552439_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81552439}}, year = {2026}, url = {https://4ort.xyz/entity/q81552439}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81552439 — https://4ort.xyz/entity/q81552439 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81552439 · Last refreshed: May 7, 2026