Q87212830

star in the constellation Hydra

Thing star Q87212830

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Q87212830

Summary

Q87212830 is a star^[1].

Key Facts

Q87212830's instance of is recorded as star^[2].
Q87212830's constellation is recorded as Hydra^[3].
Q87212830's catalog code is recorded as RAVE J081738.2-090454^[4].
Q87212830's catalog code is recorded as 2MASS J08173822-0904538^[5].
Q87212830's catalog code is recorded as UCAC2 28535373^[6].
Q87212830's catalog code is recorded as UCAC3 162-94993^[7].
Q87212830's catalog code is recorded as UCAC4 405-042913^[8].
Q87212830's catalog code is recorded as WISE J081738.20-090453.7^[9].
Q87212830's catalog code is recorded as USNO-B1.0 0809-00176991^[10].
Q87212830's catalog code is recorded as DENIS J081738.2-090453^[11].
Q87212830's catalog code is recorded as PPMX J081738.2-090453^[12].
Q87212830's catalog code is recorded as Gaia DR2 5752643844388620672^[13].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.930'}^[14].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.469'}^[15].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.391'}^[16].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.25'}^[17].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.57'}^[18].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.184'}^[19].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.280'}^[20].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.448'}^[21].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.819'}^[22].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.960'}^[23].
Q87212830's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.2332'}^[24].
Q87212830's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.5774'}^[25].
Q87212830's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+75.09'}^[26].

Body

Definition and Type

Q87212830'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: +9.930, unit: 1, amount: +9.469, unit: 1, amount: +9.391, unit: 1, amount: +11.25, unit: 1, amount: +10.57, unit: 1, amount: +11.184, unit: 1, amount: +12.280, unit: 1, amount: +11.448, unit: 1, amount: +11.819, unit: 1, amount: +10.960, unit: 1, amount: +11.2332

Catalog code RAVE J081738.2-090454, 2MASS J08173822-0904538, UCAC2 28535373, UCAC3 162-94993, UCAC4 405-042913, WISE J081738.20-090453.7, USNO-B1.0 0809-00176991, DENIS J081738.2-090453, PPMX J081738.2-090453, Gaia DR2 5752643844388620672

Constellation Hydra

Declination unit: www.wikidata.org, amount: -9.08162833822840

Declination component of proper motion unit: www.wikidata.org, amount: +1.622

Distance from earth unit: www.wikidata.org, amount: +387.9879

Effective temperature unit: www.wikidata.org, amount: +4991, unit: www.wikidata.org, amount: +4986, unit: www.wikidata.org, amount: +5055

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +2.5774

Radial velocity unit: www.wikidata.org, amount: +75.09

Right ascension unit: www.wikidata.org, amount: +124.40927907720390

Right ascension component of proper motion unit: www.wikidata.org, amount: -37.910

Surface gravity unit: www.wikidata.org, amount: +1480, unit: www.wikidata.org, amount: +1780, unit: www.wikidata.org, amount: +3700

External References (2)

Gaia id 5752643844388620672

Simbad id UCAC2 28535373

References

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

Direct Wikidata claims

[2] ↑ Q87212830 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87212830 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q87212830 — catalog code (P528): RAVE J081738.2-090454. SIMBAD. wikidata.org.
[5] ↑ Q87212830 — catalog code (P528): 2MASS J08173822-0904538. SIMBAD. wikidata.org.
[6] ↑ Q87212830 — catalog code (P528): UCAC2 28535373. SIMBAD. wikidata.org.
[7] ↑ Q87212830 — catalog code (P528): UCAC3 162-94993. SIMBAD. wikidata.org.
[8] ↑ Q87212830 — catalog code (P528): UCAC4 405-042913. SIMBAD. wikidata.org.
[9] ↑ Q87212830 — catalog code (P528): WISE J081738.20-090453.7. SIMBAD. wikidata.org.
[10] ↑ Q87212830 — catalog code (P528): USNO-B1.0 0809-00176991. SIMBAD. wikidata.org.
[11] ↑ Q87212830 — catalog code (P528): DENIS J081738.2-090453. SIMBAD. wikidata.org.
[12] ↑ Q87212830 — catalog code (P528): PPMX J081738.2-090453. SIMBAD. wikidata.org.
[13] ↑ Q87212830 — catalog code (P528): Gaia DR2 5752643844388620672. SIMBAD. wikidata.org.
[14] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.930'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.469'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.391'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.25'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[18] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.57'}. The DENIS database, 3rd Release. wikidata.org.
[19] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.184'}. Carlsberg Meridian Catalog 14 (CMC14) (CMC, 2006). wikidata.org.
[20] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.280'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.448'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[22] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.819'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[23] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.960'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[24] ↑ Q87212830 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.2332'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q87212830 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+2.5774'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q87212830 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+75.09'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q87212830 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). Q87212830. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87212830

MLA “Q87212830.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87212830.

BibTeX

@misc{4ortxyz_q87212830_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87212830}}, year = {2026}, url = {https://4ort.xyz/entity/q87212830}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87212830 — https://4ort.xyz/entity/q87212830 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87212830 · Last refreshed: May 7, 2026