Q81557699

star in the constellation Cetus

Thing star Q81557699

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Q81557699

Summary

Q81557699 is a star^[1].

Key Facts

Q81557699's instance of is recorded as star^[2].
Q81557699's constellation is recorded as Cetus^[3].
Q81557699's catalog code is recorded as 2MASS J00235960-1954230^[4].
Q81557699's catalog code is recorded as BD-20 55^[5].
Q81557699's catalog code is recorded as CPD-20 20^[6].
Q81557699's catalog code is recorded as GSC 05843-00450^[7].
Q81557699's catalog code is recorded as PPM 208742^[8].
Q81557699's catalog code is recorded as TYC 5843-450-1^[9].
Q81557699's catalog code is recorded as RAVE J002359.6-195423^[10].
Q81557699's catalog code is recorded as Gaia DR1 2362065677306564352^[11].
Q81557699's catalog code is recorded as Gaia DR2 2362065681601829888^[12].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.293'}^[13].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+9.041'}^[14].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.922'}^[15].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.063'}^[16].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.392'}^[17].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.704'}^[18].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.230'}^[19].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.066'}^[20].
Q81557699's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.2688'}^[21].
Q81557699's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+6.7438'}^[22].
Q81557699's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+2.89'}^[23].
Q81557699's distance from Earth is recorded as {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+148.2844'}^[24].
Q81557699's right ascension is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+5.99831994880410'}^[25].
Q81557699's declination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-19.90645268325800'}^[26].

Body

Definition and Type

Q81557699's instance of is recorded as star^[2].

⭐ Popularity Graph

0/100 established

Quick Facts

Instance of star

Properties

Apparent magnitude unit: 1, amount: +9.293, unit: 1, amount: +9.041, unit: 1, amount: +8.922, unit: 1, amount: +11.063, unit: 1, amount: +10.392, unit: 1, amount: +10.704, unit: 1, amount: +10.230, unit: 1, amount: +10.066, unit: 1, amount: +10.2688

Catalog code 2MASS J00235960-1954230, BD-20 55, CPD-20 20, GSC 05843-00450, PPM 208742, TYC 5843-450-1, RAVE J002359.6-195423, Gaia DR1 2362065677306564352, Gaia DR2 2362065681601829888

Constellation Cetus

Declination unit: www.wikidata.org, amount: -19.90645268325800

Declination component of proper motion unit: www.wikidata.org, amount: -14.225

Distance from earth unit: www.wikidata.org, amount: +148.2844

Effective temperature unit: www.wikidata.org, amount: +5755

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Parallax unit: www.wikidata.org, amount: +6.7438

Radial velocity unit: www.wikidata.org, amount: +2.89

Right ascension unit: www.wikidata.org, amount: +5.99831994880410

Right ascension component of proper motion unit: www.wikidata.org, amount: +32.643

Surface gravity unit: www.wikidata.org, amount: +9500

External References (2)

Gaia id 2362065681602645888

Simbad id BD-20 55

References

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

Direct Wikidata claims

[2] ↑ Q81557699 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ Q81557699 — constellation (P59): Cetus. wikidata.org.
[4] ↑ Q81557699 — catalog code (P528): 2MASS J00235960-1954230. SIMBAD. wikidata.org.
[5] ↑ Q81557699 — catalog code (P528): BD-20 55. SIMBAD. wikidata.org.
[6] ↑ Q81557699 — catalog code (P528): CPD-20 20. SIMBAD. wikidata.org.
[7] ↑ Q81557699 — catalog code (P528): GSC 05843-00450. SIMBAD. wikidata.org.
[8] ↑ Q81557699 — catalog code (P528): PPM 208742. SIMBAD. wikidata.org.
[9] ↑ Q81557699 — catalog code (P528): TYC 5843-450-1. SIMBAD. wikidata.org.
[10] ↑ Q81557699 — catalog code (P528): RAVE J002359.6-195423. SIMBAD. wikidata.org.
[11] ↑ Q81557699 — catalog code (P528): Gaia DR1 2362065677306564352. SIMBAD. wikidata.org.
[12] ↑ Q81557699 — catalog code (P528): Gaia DR2 2362065681601829888. SIMBAD. wikidata.org.
[13] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.293'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[14] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+9.041'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.922'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.063'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[17] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.392'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[18] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.704'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[19] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.230'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[20] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.066'}. APASS Landolt-Sloan BVgri photometry of RAVE stars. I. Data, effective temperatures, and reddenings. wikidata.org.
[21] ↑ Q81557699 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.2688'}. Gaia Data Release 2. wikidata.org.
[22] ↑ Q81557699 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+6.7438'}. Gaia Data Release 2. wikidata.org.
[23] ↑ Q81557699 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '+2.89'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81557699 — distance from Earth (P2583): {'unit': 'http://www.wikidata.org/entity/Q12129', 'amount': '+148.2844'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81557699 — right ascension (P6257): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+5.99831994880410'}. Gaia Data Release 2. wikidata.org.
[26] ↑ Q81557699 — declination (P6258): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '-19.90645268325800'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ Q81557699 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). Q81557699. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81557699

MLA “Q81557699.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81557699.

BibTeX

@misc{4ortxyz_q81557699_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81557699}}, year = {2026}, url = {https://4ort.xyz/entity/q81557699}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81557699 — https://4ort.xyz/entity/q81557699 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81557699 · Last refreshed: May 7, 2026