Q87492789

star in the constellation Eridanus

Thing star Q87492789

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Q87492789

Summary

Q87492789 is a star^[1].

Key Facts

Q87492789's instance of is recorded as star^[2].
Q87492789's constellation is recorded as Eridanus^[3].
Q87492789's catalog code is recorded as 2MASS J03122394-2123506^[4].
Q87492789's catalog code is recorded as BD-21 577^[5].
Q87492789's catalog code is recorded as CPD-21 320^[6].
Q87492789's catalog code is recorded as GSC 05878-01258^[7].
Q87492789's catalog code is recorded as PPM 245939^[8].
Q87492789's catalog code is recorded as TYC 5878-1258-1^[9].
Q87492789's catalog code is recorded as RAVE J031223.9-212351^[10].
Q87492789's catalog code is recorded as Gaia DR1 5102634178025890048^[11].
Q87492789's catalog code is recorded as Gaia DR2 5102634182321942016^[12].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.833'}^[13].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.097'}^[14].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+6.966'}^[15].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.09'}^[16].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.382'}^[17].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.772'}^[18].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.823'}^[19].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.205'}^[20].
Q87492789's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.6939'}^[21].
Q87492789's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.9386'}^[22].
Q87492789's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+18.46'}^[23].
Q87492789's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1065.4166'}^[24].
Q87492789's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+48.09976052016270'}^[25].
Q87492789's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-21.39739944689140'}^[26].

Body

Definition and Type

Q87492789's instance of is recorded as star^[2].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +7.833, unit: 1, amount: +7.097, unit: 1, amount: +6.966, unit: 1, amount: +10.09, unit: 1, amount: +11.382, unit: 1, amount: +10.772, unit: 1, amount: +9.823, unit: 1, amount: +9.205, unit: 1, amount: +9.6939

Catalog code 2MASS J03122394-2123506, BD-21 577, CPD-21 320, GSC 05878-01258, PPM 245939, TYC 5878-1258-1, RAVE J031223.9-212351, Gaia DR1 5102634178025890048, Gaia DR2 5102634182321942016

Constellation Eridanus

Declination unit: www.wikidata.org, amount: -21.39739944689140

Declination component of proper motion unit: www.wikidata.org, amount: -23.380

Distance from earth unit: www.wikidata.org, amount: +1065.4166

Effective temperature unit: www.wikidata.org, amount: +4027

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.9386

Radial velocity unit: www.wikidata.org, amount: +18.46

Right ascension unit: www.wikidata.org, amount: +48.09976052016270

Right ascension component of proper motion unit: www.wikidata.org, amount: +6.839

Surface gravity unit: www.wikidata.org, amount: +2

External References (2)

Gaia id 5102634182321942016

Simbad id BD-21 577

References

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

Direct Wikidata claims

[2] ↑ Q87492789 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87492789 — constellation (P59): Eridanus. wikidata.org.
[4] ↑ Q87492789 — catalog code (P528): 2MASS J03122394-2123506. SIMBAD. wikidata.org.
[5] ↑ Q87492789 — catalog code (P528): BD-21 577. SIMBAD. wikidata.org.
[6] ↑ Q87492789 — catalog code (P528): CPD-21 320. SIMBAD. wikidata.org.
[7] ↑ Q87492789 — catalog code (P528): GSC 05878-01258. SIMBAD. wikidata.org.
[8] ↑ Q87492789 — catalog code (P528): PPM 245939. SIMBAD. wikidata.org.
[9] ↑ Q87492789 — catalog code (P528): TYC 5878-1258-1. SIMBAD. wikidata.org.
[10] ↑ Q87492789 — catalog code (P528): RAVE J031223.9-212351. SIMBAD. wikidata.org.
[11] ↑ Q87492789 — catalog code (P528): Gaia DR1 5102634178025890048. SIMBAD. wikidata.org.
[12] ↑ Q87492789 — catalog code (P528): Gaia DR2 5102634182321942016. SIMBAD. wikidata.org.
[13] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.833'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.097'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+6.966'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.09'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[17] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.382'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.772'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.823'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.205'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q87492789 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.6939'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q87492789 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.9386'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q87492789 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+18.46'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q87492789 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+1065.4166'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q87492789 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+48.09976052016270'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q87492789 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-21.39739944689140'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q87492789 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). Q87492789. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87492789

MLA “Q87492789.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87492789.

BibTeX

@misc{4ortxyz_q87492789_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87492789}}, year = {2026}, url = {https://4ort.xyz/entity/q87492789}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87492789 — https://4ort.xyz/entity/q87492789 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87492789 · Last refreshed: May 7, 2026