Q81557749

star in the constellation Eridanus

Thing star Q81557749

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Q81557749

Summary

Q81557749 is a star^[1].

Key Facts

Q81557749's instance of is recorded as star^[2].
Q81557749's constellation is recorded as Eridanus^[3].
Q81557749's catalog code is recorded as 2MASS J02473873-1712570^[4].
Q81557749's catalog code is recorded as BD-17 538^[5].
Q81557749's catalog code is recorded as PPM 211996^[6].
Q81557749's catalog code is recorded as TYC 5863-181-1^[7].
Q81557749's catalog code is recorded as RAVE J024738.7-171257^[8].
Q81557749's catalog code is recorded as Gaia DR1 5129588911739450368^[9].
Q81557749's catalog code is recorded as Gaia DR2 5129588916034820352^[10].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.447'}^[11].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.985'}^[12].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.916'}^[13].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.761'}^[14].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.945'}^[15].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.295'}^[16].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.713'}^[17].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.458'}^[18].
Q81557749's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.7327'}^[19].
Q81557749's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.1376'}^[20].
Q81557749's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-49.67'}^[21].
Q81557749's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+467.8144'}^[22].
Q81557749's SIMBAD ID is recorded as BD-17 538^[23].
Q81557749's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+41.91139733409260'}^[24].
Q81557749's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-17.21580685862840'}^[25].
Q81557749's epoch is recorded as J2000.0^[26].

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +9.447, unit: 1, amount: +8.985, unit: 1, amount: +8.916, unit: 1, amount: +11.761, unit: 1, amount: +10.945, unit: 1, amount: +11.295, unit: 1, amount: +10.713, unit: 1, amount: +10.458, unit: 1, amount: +10.7327

Catalog code 2MASS J02473873-1712570, BD-17 538, PPM 211996, TYC 5863-181-1, RAVE J024738.7-171257, Gaia DR1 5129588911739450368, Gaia DR2 5129588916034820352

Constellation Eridanus

Declination unit: www.wikidata.org, amount: -17.21580685862840

Declination component of proper motion unit: www.wikidata.org, amount: -8.467

Distance from earth unit: www.wikidata.org, amount: +467.8144

Effective temperature unit: www.wikidata.org, amount: +5249

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.1376

Radial velocity unit: www.wikidata.org, amount: -49.67

Right ascension unit: www.wikidata.org, amount: +41.91139733409260

Right ascension component of proper motion unit: www.wikidata.org, amount: -8.616

Surface gravity unit: www.wikidata.org, amount: +3160

External References (2)

Gaia id 5129588916034820352

Simbad id BD-17 538

References

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

Direct Wikidata claims

[2] ↑ Q81557749 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q81557749 — constellation (P59): Eridanus. wikidata.org.
[4] ↑ Q81557749 — catalog code (P528): 2MASS J02473873-1712570. SIMBAD. wikidata.org.
[5] ↑ Q81557749 — catalog code (P528): BD-17 538. SIMBAD. wikidata.org.
[6] ↑ Q81557749 — catalog code (P528): PPM 211996. SIMBAD. wikidata.org.
[7] ↑ Q81557749 — catalog code (P528): TYC 5863-181-1. SIMBAD. wikidata.org.
[8] ↑ Q81557749 — catalog code (P528): RAVE J024738.7-171257. SIMBAD. wikidata.org.
[9] ↑ Q81557749 — catalog code (P528): Gaia DR1 5129588911739450368. SIMBAD. wikidata.org.
[10] ↑ Q81557749 — catalog code (P528): Gaia DR2 5129588916034820352. SIMBAD. wikidata.org.
[11] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.447'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[12] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.985'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[13] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.916'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.761'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[15] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.945'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[16] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.295'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.713'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.458'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q81557749 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.7327'}. Gaia Data Release 2. wikidata.org.
[20] ↑ Q81557749 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.1376'}. Gaia Data Release 2. wikidata.org.
[21] ↑ Q81557749 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-49.67'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81557749 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+467.8144'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81557749 — SIMBAD ID (P3083): BD-17 538. wikidata.org.
[24] ↑ Q81557749 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+41.91139733409260'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81557749 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-17.21580685862840'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81557749 — epoch (P6259): J2000.0. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81557749 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). Q81557749. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81557749

MLA “Q81557749.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81557749.

BibTeX

@misc{4ortxyz_q81557749_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81557749}}, year = {2026}, url = {https://4ort.xyz/entity/q81557749}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81557749 — https://4ort.xyz/entity/q81557749 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81557749 · Last refreshed: May 7, 2026