Q89391821

star in the constellation Hydra

Thing star Q89391821

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Q89391821

Summary

Q89391821 is a star^[1].

Key Facts

Q89391821's instance of is recorded as star^[2].
Q89391821's constellation is recorded as Hydra^[3].
Q89391821's catalog code is recorded as RAVE J104915.6-210036^[4].
Q89391821's catalog code is recorded as 2MASS J10491556-2100355^[5].
Q89391821's catalog code is recorded as UCAC2 23369276^[6].
Q89391821's catalog code is recorded as UCAC3 138-138242^[7].
Q89391821's catalog code is recorded as UCAC4 345-062485^[8].
Q89391821's catalog code is recorded as WISE J104915.57-210035.6^[9].
Q89391821's catalog code is recorded as USNO-B1.0 0689-00248647^[10].
Q89391821's catalog code is recorded as DENIS J104915.5-210035^[11].
Q89391821's catalog code is recorded as PPMX J104915.5-210035^[12].
Q89391821's catalog code is recorded as Gaia DR2 3550828653935624192^[13].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.470'}^[14].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.938'}^[15].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.821'}^[16].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.30'}^[17].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.29'}^[18].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.10'}^[19].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.389'}^[20].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.391'}^[21].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.881'}^[22].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.748'}^[23].
Q89391821's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.1037'}^[24].
Q89391821's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2178'}^[25].
Q89391821's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+141.07'}^[26].

Body

Definition and Type

Q89391821's instance of is recorded as star^[2].

⭐ Popularity Graph

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +10.470, unit: 1, amount: +9.938, unit: 1, amount: +9.821, unit: 1, amount: +12.30, unit: 1, amount: +11.29, unit: 1, amount: +12.10, unit: 1, amount: +13.389, unit: 1, amount: +12.391, unit: 1, amount: +12.881, unit: 1, amount: +11.748, unit: 1, amount: +12.1037

Catalog code RAVE J104915.6-210036, 2MASS J10491556-2100355, UCAC2 23369276, UCAC3 138-138242, UCAC4 345-062485, WISE J104915.57-210035.6, USNO-B1.0 0689-00248647, DENIS J104915.5-210035, PPMX J104915.5-210035, Gaia DR2 3550828653935624192

Constellation Hydra

Declination unit: www.wikidata.org, amount: -21.00988336408460

Declination component of proper motion unit: www.wikidata.org, amount: -10.888

Distance from earth unit: www.wikidata.org, amount: +621.635

Effective temperature unit: www.wikidata.org, amount: +3887

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +0.2178

Radial velocity unit: www.wikidata.org, amount: +141.07

Right ascension unit: www.wikidata.org, amount: +162.31485921793270

Right ascension component of proper motion unit: www.wikidata.org, amount: +4.690

Surface gravity unit: www.wikidata.org, amount: +32000

External References (2)

Gaia id 3550828653935624192

Simbad id UCAC2 23369276

References

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

Direct Wikidata claims

[2] ↑ Q89391821 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q89391821 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q89391821 — catalog code (P528): RAVE J104915.6-210036. SIMBAD. wikidata.org.
[5] ↑ Q89391821 — catalog code (P528): 2MASS J10491556-2100355. SIMBAD. wikidata.org.
[6] ↑ Q89391821 — catalog code (P528): UCAC2 23369276. SIMBAD. wikidata.org.
[7] ↑ Q89391821 — catalog code (P528): UCAC3 138-138242. SIMBAD. wikidata.org.
[8] ↑ Q89391821 — catalog code (P528): UCAC4 345-062485. SIMBAD. wikidata.org.
[9] ↑ Q89391821 — catalog code (P528): WISE J104915.57-210035.6. SIMBAD. wikidata.org.
[10] ↑ Q89391821 — catalog code (P528): USNO-B1.0 0689-00248647. SIMBAD. wikidata.org.
[11] ↑ Q89391821 — catalog code (P528): DENIS J104915.5-210035. SIMBAD. wikidata.org.
[12] ↑ Q89391821 — catalog code (P528): PPMX J104915.5-210035. SIMBAD. wikidata.org.
[13] ↑ Q89391821 — catalog code (P528): Gaia DR2 3550828653935624192. SIMBAD. wikidata.org.
[14] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.470'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.938'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.821'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.30'}. Third U.S. Naval Observatory CCD Astrograph Catalog (UCAC3). wikidata.org.
[18] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.29'}. The DENIS database, 3rd Release. wikidata.org.
[19] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.10'}. Carlsberg Meridian Catalog 14 (CMC14) (CMC, 2006). wikidata.org.
[20] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.389'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.391'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[22] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.881'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[23] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.748'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[24] ↑ Q89391821 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.1037'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q89391821 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+0.2178'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q89391821 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+141.07'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q89391821 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). Q89391821. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89391821

MLA “Q89391821.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89391821.

BibTeX

@misc{4ortxyz_q89391821_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89391821}}, year = {2026}, url = {https://4ort.xyz/entity/q89391821}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89391821 — https://4ort.xyz/entity/q89391821 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q89391821 · Last refreshed: May 7, 2026