Q89054444

star in the constellation Hydra

Thing star Q89054444

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Q89054444

Summary

Q89054444 is a star^[1].

Key Facts

Q89054444's instance of is recorded as star^[2].
Q89054444's constellation is recorded as Hydra^[3].
Q89054444's catalog code is recorded as BD-21 2999^[4].
Q89054444's catalog code is recorded as CPD-21 4637^[5].
Q89054444's catalog code is recorded as GSC 06071-01112^[6].
Q89054444's catalog code is recorded as PPM 729954^[7].
Q89054444's catalog code is recorded as TYC 6071-1112-1^[8].
Q89054444's catalog code is recorded as 2MASS J10101666-2203434^[9].
Q89054444's catalog code is recorded as RAVE J101016.7-220343^[10].
Q89054444's catalog code is recorded as Gaia DR1 5666407700016421376^[11].
Q89054444's catalog code is recorded as Gaia DR2 5666407704312335232^[12].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.666'}^[13].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.106'}^[14].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+7.995'}^[15].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.472'}^[16].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.434'}^[17].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.991'}^[18].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.148'}^[19].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.810'}^[20].
Q89054444's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.1664'}^[21].
Q89054444's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0897'}^[22].
Q89054444's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+11.52'}^[23].
Q89054444's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+917.6838'}^[24].
Q89054444's SIMBAD ID is recorded as BD-21 2999^[25].
Q89054444's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+152.56946151712930'}^[26].

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Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +8.666, unit: 1, amount: +8.106, unit: 1, amount: +7.995, unit: 1, amount: +11.472, unit: 1, amount: +10.434, unit: 1, amount: +10.991, unit: 1, amount: +10.148, unit: 1, amount: +9.810, unit: 1, amount: +10.1664

Catalog code BD-21 2999, CPD-21 4637, GSC 06071-01112, PPM 729954, TYC 6071-1112-1, 2MASS J10101666-2203434, RAVE J101016.7-220343, Gaia DR1 5666407700016421376, Gaia DR2 5666407704312335232

Constellation Hydra

Declination unit: www.wikidata.org, amount: -22.06203866311120

Declination component of proper motion unit: www.wikidata.org, amount: -4.896

Distance from earth unit: www.wikidata.org, amount: +917.6838

Effective temperature unit: www.wikidata.org, amount: +4797

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +1.0897

Radial velocity unit: www.wikidata.org, amount: +11.52

Right ascension unit: www.wikidata.org, amount: +152.56946151712930

Right ascension component of proper motion unit: www.wikidata.org, amount: -0.241

Surface gravity unit: www.wikidata.org, amount: +140

External References (2)

Gaia id 5666407704312335232

Simbad id BD-21 2999

References

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

Direct Wikidata claims

[2] ↑ Q89054444 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q89054444 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q89054444 — catalog code (P528): BD-21 2999. SIMBAD. wikidata.org.
[5] ↑ Q89054444 — catalog code (P528): CPD-21 4637. SIMBAD. wikidata.org.
[6] ↑ Q89054444 — catalog code (P528): GSC 06071-01112. SIMBAD. wikidata.org.
[7] ↑ Q89054444 — catalog code (P528): PPM 729954. SIMBAD. wikidata.org.
[8] ↑ Q89054444 — catalog code (P528): TYC 6071-1112-1. SIMBAD. wikidata.org.
[9] ↑ Q89054444 — catalog code (P528): 2MASS J10101666-2203434. SIMBAD. wikidata.org.
[10] ↑ Q89054444 — catalog code (P528): RAVE J101016.7-220343. SIMBAD. wikidata.org.
[11] ↑ Q89054444 — catalog code (P528): Gaia DR1 5666407700016421376. SIMBAD. wikidata.org.
[12] ↑ Q89054444 — catalog code (P528): Gaia DR2 5666407704312335232. SIMBAD. wikidata.org.
[13] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.666'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.106'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+7.995'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.472'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.434'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.991'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.148'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.810'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q89054444 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.1664'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q89054444 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+1.0897'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q89054444 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+11.52'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q89054444 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+917.6838'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q89054444 — SIMBAD ID (P3083): BD-21 2999. wikidata.org.
[26] ↑ Q89054444 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+152.56946151712930'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q89054444 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). Q89054444. Retrieved May 7, 2026, from https://4ort.xyz/entity/q89054444

MLA “Q89054444.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q89054444.

BibTeX

@misc{4ortxyz_q89054444_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q89054444}}, year = {2026}, url = {https://4ort.xyz/entity/q89054444}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q89054444 — https://4ort.xyz/entity/q89054444 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q89054444 · Last refreshed: May 7, 2026