Q87212990

star in the constellation Hydra

Thing star Q87212990

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Q87212990

Summary

Q87212990 is a star^[1].

Key Facts

Q87212990's instance of is recorded as star^[2].
Q87212990's constellation is recorded as Hydra^[3].
Q87212990's catalog code is recorded as RAVE J102139.9-130359^[4].
Q87212990's catalog code is recorded as 2MASS J10213984-1303588^[5].
Q87212990's catalog code is recorded as UCAC2 27097963^[6].
Q87212990's catalog code is recorded as UCAC3 154-128103^[7].
Q87212990's catalog code is recorded as UCAC4 385-056790^[8].
Q87212990's catalog code is recorded as WISE J102139.85-130358.9^[9].
Q87212990's catalog code is recorded as USNO-B1.0 0769-00258989^[10].
Q87212990's catalog code is recorded as DENIS J102139.8-130358^[11].
Q87212990's catalog code is recorded as PPMX J102139.8-130358^[12].
Q87212990's catalog code is recorded as Gaia DR2 3753440368869074560^[13].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.043'}^[14].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.748'}^[15].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.623'}^[16].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.39'}^[17].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.56'}^[18].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.14'}^[19].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.093'}^[20].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.394'}^[21].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.704'}^[22].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.981'}^[23].
Q87212990's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.1830'}^[24].
Q87212990's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.6158'}^[25].
Q87212990's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+10.78'}^[26].

Body

Definition and Type

Q87212990's instance of is recorded as star^[2].

⭐ Popularity Graph

0/100 established

Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +10.043, unit: 1, amount: +9.748, unit: 1, amount: +9.623, unit: 1, amount: +11.39, unit: 1, amount: +10.56, unit: 1, amount: +11.14, unit: 1, amount: +12.093, unit: 1, amount: +11.394, unit: 1, amount: +11.704, unit: 1, amount: +10.981, unit: 1, amount: +11.1830

Catalog code RAVE J102139.9-130359, 2MASS J10213984-1303588, UCAC2 27097963, UCAC3 154-128103, UCAC4 385-056790, WISE J102139.85-130358.9, USNO-B1.0 0769-00258989, DENIS J102139.8-130358, PPMX J102139.8-130358, Gaia DR2 3753440368869074560

Constellation Hydra

Declination unit: www.wikidata.org, amount: -13.06634689460300

Declination component of proper motion unit: www.wikidata.org, amount: -8.895

Distance from earth unit: www.wikidata.org, amount: +276.5640

Effective temperature unit: www.wikidata.org, amount: +5458

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +3.6158

Radial velocity unit: www.wikidata.org, amount: +10.78

Right ascension unit: www.wikidata.org, amount: +155.41603012758420

Right ascension component of proper motion unit: www.wikidata.org, amount: -2.761

Surface gravity unit: www.wikidata.org, amount: +4100

External References (2)

Gaia id 3753440368869074560

Simbad id UCAC2 27097963

References

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

Direct Wikidata claims

[2] ↑ Q87212990 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q87212990 — constellation (P59): Hydra. wikidata.org.
[4] ↑ Q87212990 — catalog code (P528): RAVE J102139.9-130359. SIMBAD. wikidata.org.
[5] ↑ Q87212990 — catalog code (P528): 2MASS J10213984-1303588. SIMBAD. wikidata.org.
[6] ↑ Q87212990 — catalog code (P528): UCAC2 27097963. SIMBAD. wikidata.org.
[7] ↑ Q87212990 — catalog code (P528): UCAC3 154-128103. SIMBAD. wikidata.org.
[8] ↑ Q87212990 — catalog code (P528): UCAC4 385-056790. SIMBAD. wikidata.org.
[9] ↑ Q87212990 — catalog code (P528): WISE J102139.85-130358.9. SIMBAD. wikidata.org.
[10] ↑ Q87212990 — catalog code (P528): USNO-B1.0 0769-00258989. SIMBAD. wikidata.org.
[11] ↑ Q87212990 — catalog code (P528): DENIS J102139.8-130358. SIMBAD. wikidata.org.
[12] ↑ Q87212990 — catalog code (P528): PPMX J102139.8-130358. SIMBAD. wikidata.org.
[13] ↑ Q87212990 — catalog code (P528): Gaia DR2 3753440368869074560. SIMBAD. wikidata.org.
[14] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.043'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.748'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.623'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.39'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[18] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.56'}. The DENIS database, 3rd Release. wikidata.org.
[19] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.14'}. Carlsberg Meridian Catalog 14 (CMC14) (CMC, 2006). wikidata.org.
[20] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.093'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.394'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[22] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.704'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[23] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.981'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[24] ↑ Q87212990 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.1830'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q87212990 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+3.6158'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q87212990 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+10.78'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q87212990 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). Q87212990. Retrieved May 7, 2026, from https://4ort.xyz/entity/q87212990

MLA “Q87212990.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q87212990.

BibTeX

@misc{4ortxyz_q87212990_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q87212990}}, year = {2026}, url = {https://4ort.xyz/entity/q87212990}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q87212990 — https://4ort.xyz/entity/q87212990 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q87212990 · Last refreshed: May 7, 2026