Q81852500

high proper-motion star in the constellation Pisces

Thing high_proper_motion_star Q81852500

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Q81852500

Summary

Q81852500 is a high proper-motion star^[1].

Key Facts

Q81852500's instance of is recorded as high proper-motion star^[2].
Q81852500's instance of is recorded as astrophysical X-ray source^[3].
Q81852500's constellation is recorded as Pisces^[4].
Q81852500's spectral class is recorded as M4e^[5].
Q81852500's catalog code is recorded as 2MASS J02025208+0447023^[6].
Q81852500's catalog code is recorded as [ZEH2003] RX J0202.8+0446 2^[7].
Q81852500's catalog code is recorded as UCAC3 190-6111^[8].
Q81852500's catalog code is recorded as UCAC4 474-002709^[9].
Q81852500's catalog code is recorded as PM J02028+0447^[10].
Q81852500's catalog code is recorded as Gaia DR2 2518828169682982656^[11].
Q81852500's catalog code is recorded as 1RXS J020253.5+044658^[12].
Q81852500's catalog code is recorded as RX J0202.8+0446^[13].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.975'}^[14].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.398'}^[15].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+8.078'}^[16].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.81'}^[17].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+14.66'}^[18].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.06'}^[19].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+13.820'}^[20].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.468'}^[21].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.034'}^[22].
Q81852500's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.8259'}^[23].
Q81852500's parallax is recorded as {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+48.0669'}^[24].
Q81852500's radial velocity is recorded as {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-9.065'}^[25].
Q81852500's metallicity is recorded as {'unit': '1', 'amount': '-0.01'}^[26].

Body

Definition and Type

Recorded instance of include high proper-motion star^[2] and astrophysical X-ray source^[3].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of high proper-motion star, astrophysical X-ray source

Properties

Apparent magnitude unit: 1, amount: +8.975, unit: 1, amount: +8.398, unit: 1, amount: +8.078, unit: 1, amount: +12.81, unit: 1, amount: +14.66, unit: 1, amount: +13.06, unit: 1, amount: +13.820, unit: 1, amount: +12.468, unit: 1, amount: +11.034, unit: 1, amount: +11.8259

Catalog code 2MASS J02025208+0447023, [ZEH2003] RX J0202.8+0446 2, UCAC3 190-6111, UCAC4 474-002709, PM J02028+0447, Gaia DR2 2518828169682982656, 1RXS J020253.5+044658, RX J0202.8+0446

Constellation Pisces

Declination unit: www.wikidata.org, amount: +4.78400626781830, unit: www.wikidata.org, amount: +4.78278

Declination component of proper motion unit: www.wikidata.org, amount: -129.391

Distance from earth unit: www.wikidata.org, amount: +20.8043

Effective temperature unit: www.wikidata.org, amount: +3279, unit: www.wikidata.org, amount: +3329, unit: www.wikidata.org, amount: +3337

Epoch J2000.0

Imported from wholeness_audit_2026-05-02_v2

Metallicity unit: 1, amount: -0.01, unit: 1, amount: +0.08

Parallax unit: www.wikidata.org, amount: +48.0669

Radial velocity unit: www.wikidata.org, amount: -9.065

Right ascension unit: www.wikidata.org, amount: +30.71701015932870, unit: www.wikidata.org, amount: +30.72333

Right ascension component of proper motion unit: www.wikidata.org, amount: -77.973

Spectral class M4e

External References (2)

Gaia id 2518828169682982656

Simbad id PM J02028+0447

References

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

Direct Wikidata claims

[2] ↑ Q81852500 — instance of (P31): high proper-motion star. SIMBAD. wikidata.org.
[3] ↑ Q81852500 — instance of (P31): astrophysical X-ray source. SIMBAD. wikidata.org.
[4] ↑ Q81852500 — constellation (P59): Pisces. wikidata.org.
[5] ↑ Q81852500 — spectral class (P215): M4e. Trumpeting M dwarfs with CONCH-SHELL: a catalogue of nearby cool host-stars for habitable exoplanets and life. wikidata.org.
[6] ↑ Q81852500 — catalog code (P528): 2MASS J02025208+0447023. SIMBAD. wikidata.org.
[7] ↑ Q81852500 — catalog code (P528): [ZEH2003] RX J0202.8+0446 2. SIMBAD. wikidata.org.
[8] ↑ Q81852500 — catalog code (P528): UCAC3 190-6111. SIMBAD. wikidata.org.
[9] ↑ Q81852500 — catalog code (P528): UCAC4 474-002709. SIMBAD. wikidata.org.
[10] ↑ Q81852500 — catalog code (P528): PM J02028+0447. SIMBAD. wikidata.org.
[11] ↑ Q81852500 — catalog code (P528): Gaia DR2 2518828169682982656. SIMBAD. wikidata.org.
[12] ↑ Q81852500 — catalog code (P528): 1RXS J020253.5+044658. SIMBAD. wikidata.org.
[13] ↑ Q81852500 — catalog code (P528): RX J0202.8+0446. SIMBAD. wikidata.org.
[14] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.975'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[15] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.398'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[16] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+8.078'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[17] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.81'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[18] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+14.66'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[19] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.06'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[20] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+13.820'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[21] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.468'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[22] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.034'}. Fourth USNO CCD Astrograph Catalog. wikidata.org.
[23] ↑ Q81852500 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.8259'}. Gaia Data Release 2. wikidata.org.
[24] ↑ Q81852500 — parallax (P2214): {'unit': 'http://www.wikidata.org/entity/Q21500224', 'amount': '+48.0669'}. Gaia Data Release 2. wikidata.org.
[25] ↑ Q81852500 — radial velocity (P2216): {'unit': 'http://www.wikidata.org/entity/Q3674704', 'amount': '-9.065'}. A near-infrared spectroscopic survey of 886 nearby M dwarfs. wikidata.org.
[26] ↑ Q81852500 — metallicity (P2227): {'unit': '1', 'amount': '-0.01'}. A near-infrared spectroscopic survey of 886 nearby M dwarfs. wikidata.org.

Class ancestry

[1] ↑ Q81852500 is an instance of high proper-motion star (Q2247863) [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). Q81852500. Retrieved May 7, 2026, from https://4ort.xyz/entity/q81852500

MLA “Q81852500.” 4ort.xyz Knowledge Graph, 4ort.xyz, 7 May. 2026, https://4ort.xyz/entity/q81852500.

BibTeX

@misc{4ortxyz_q81852500_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Q81852500}}, year = {2026}, url = {https://4ort.xyz/entity/q81852500}, note = {Accessed: 2026-05-07}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Q81852500 — https://4ort.xyz/entity/q81852500 (retrieved 2026-05-07)

Canonical URL: https://4ort.xyz/entity/q81852500 · Last refreshed: May 7, 2026