HAT-P-31

star in the constellation Hercules

Place star Q4039816

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HAT-P-31

Summary

HAT-P-31 is a star^[1].

Key Facts

HAT-P-31's instance of is recorded as star^[2].
HAT-P-31's instance of is recorded as near-infrared source^[3].
HAT-P-31's constellation is recorded as Hercules^[4].
HAT-P-31's child astronomical body is recorded as Q79231682^[5].
HAT-P-31's child astronomical body is recorded as HAT-P-31 c^[6].
HAT-P-31's catalog code is recorded as TYC 2099-908-1^[7].
HAT-P-31's catalog code is recorded as GSC 02099-00908^[8].
HAT-P-31's catalog code is recorded as UCAC3 233-135590^[9].
HAT-P-31's catalog code is recorded as 2MASS J18060904+2625359^[10].
HAT-P-31's catalog code is recorded as UCAC2 41046057^[11].
HAT-P-31's catalog code is recorded as Gaia DR2 4583004815239650176^[12].
HAT-P-31's catalog code is recorded as Gaia DR1 4583004810941085312^[13].
HAT-P-31's catalog code is recorded as SPOCS 3263^[14].
HAT-P-31's catalog code is recorded as TIC 320798691^[15].
HAT-P-31's catalog code is recorded as TOI-2130^[16].
HAT-P-31's catalog code is recorded as Gaia DR3 4583004815239650176^[17].
HAT-P-31's catalog code is recorded as HAT-P-31^[18].
HAT-P-31's apparent magnitude is recorded as {'unit': '1', 'amount': '+12.02'}^[19].
HAT-P-31's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.67'}^[20].
HAT-P-31's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.49'}^[21].
HAT-P-31's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.423'}^[22].
HAT-P-31's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.128'}^[23].
HAT-P-31's apparent magnitude is recorded as {'unit': '1', 'amount': '+10.083'}^[24].
HAT-P-31's apparent magnitude is recorded as {'unit': '1', 'amount': '+11.448122'}^[25].
HAT-P-31's luminosity is recorded as {'unit': 'http://www.wikidata.org/entity/Q843877', 'amount': '+2.355192'}^[26].

Body

Designation and Status

Recorded instance of include star^[2] and near-infrared source^[3].

History and Context

Catalog codes include TYC 2099-908-1^[7], GSC 02099-00908^[8], UCAC3 233-135590^[9], 2MASS J18060904+2625359^[10], UCAC2 41046057^[11], and Gaia DR2 4583004815239650176^[12].

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Quick Facts

Instance of star, near-infrared source

Properties

Age estimated by a dating method unit: www.wikidata.org, amount: +3.17

Apparent magnitude unit: 1, amount: +12.02, unit: 1, amount: +11.67, unit: 1, amount: +11.49, unit: 1, amount: +10.423, unit: 1, amount: +10.128, unit: 1, amount: +10.083, unit: 1, amount: +11.448122

Catalog code TYC 2099-908-1, GSC 02099-00908, UCAC3 233-135590, 2MASS J18060904+2625359, UCAC2 41046057, Gaia DR2 4583004815239650176, Gaia DR1 4583004810941085312, SPOCS 3263, TIC 320798691, TOI-2130, Gaia DR3 4583004815239650176, HAT-P-31

Child astronomical body Q79231682, HAT-P-31 c

Constellation Hercules

Declination unit: www.wikidata.org, amount: +26.42666387839

Declination component of proper motion unit: www.wikidata.org, amount: -13.427

Distance from earth unit: www.wikidata.org, amount: +343.041

Effective temperature unit: www.wikidata.org, amount: +5966

Epoch J2000.0

Imported from wholeness_audit_2026-05-02

Luminosity unit: www.wikidata.org, amount: +2.355192

Mass unit: www.wikidata.org, amount: +1.218

Metallicity unit: 1, amount: +0.1

Parallax unit: www.wikidata.org, amount: +2.9151

Radial velocity unit: www.wikidata.org, amount: -3.24

Radius unit: www.wikidata.org, amount: +1.4975938

Right ascension unit: www.wikidata.org, amount: +271.53770769936

Right ascension component of proper motion unit: www.wikidata.org, amount: -7.382

Stellar rotational velocity unit: www.wikidata.org, amount: +1.8

Surface gravity unit: www.wikidata.org, amount: +13200

External References (4)

Gaia id 4583004815239650176

Google knowledge graph id /g/12360fwk

Nasa exoplanet archive id HAT-P-31

Simbad id HAT-P-31

🏷️ Also known as

en HAT-P-31

References

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

Direct Wikidata claims

[2] ↑ HAT-P-31 — instance of (P31): star. SIMBAD. wikidata.org.
[3] ↑ HAT-P-31 — instance of (P31): near-infrared source. SIMBAD. wikidata.org.
[4] ↑ HAT-P-31 — constellation (P59): Hercules. wikidata.org.
[5] ↑ HAT-P-31 — child astronomical body (P398): Q79231682. wikidata.org.
[6] ↑ HAT-P-31 — child astronomical body (P398): HAT-P-31 c. wikidata.org.
[7] ↑ HAT-P-31 — catalog code (P528): TYC 2099-908-1. SIMBAD. wikidata.org.
[8] ↑ HAT-P-31 — catalog code (P528): GSC 02099-00908. SIMBAD. wikidata.org.
[9] ↑ HAT-P-31 — catalog code (P528): UCAC3 233-135590. SIMBAD. wikidata.org.
[10] ↑ HAT-P-31 — catalog code (P528): 2MASS J18060904+2625359. SIMBAD. wikidata.org.
[11] ↑ HAT-P-31 — catalog code (P528): UCAC2 41046057. SIMBAD. wikidata.org.
[12] ↑ HAT-P-31 — catalog code (P528): Gaia DR2 4583004815239650176. SIMBAD. wikidata.org.
[13] ↑ HAT-P-31 — catalog code (P528): Gaia DR1 4583004810941085312. SIMBAD. wikidata.org.
[14] ↑ HAT-P-31 — catalog code (P528): SPOCS 3263. SIMBAD. wikidata.org.
[15] ↑ HAT-P-31 — catalog code (P528): TIC 320798691. SIMBAD. wikidata.org.
[16] ↑ HAT-P-31 — catalog code (P528): TOI-2130. SIMBAD. wikidata.org.
[17] ↑ HAT-P-31 — catalog code (P528): Gaia DR3 4583004815239650176. SIMBAD. wikidata.org.
[18] ↑ HAT-P-31 — catalog code (P528): HAT-P-31. SIMBAD. wikidata.org.
[19] ↑ HAT-P-31 — apparent magnitude (P1215): {'unit': '1', 'amount': '+12.02'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[20] ↑ HAT-P-31 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.67'}. The Tycho-2 catalogue of the 2.5 million brightest stars. wikidata.org.
[21] ↑ HAT-P-31 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.49'}. Third U.S. Naval Observatory CCD Astrograph Catalog (UCAC3). wikidata.org.
[22] ↑ HAT-P-31 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.423'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[23] ↑ HAT-P-31 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.128'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[24] ↑ HAT-P-31 — apparent magnitude (P1215): {'unit': '1', 'amount': '+10.083'}. VizieR Online Data Catalog: 2MASS All-Sky Catalog of Point Sources (Cutri+ 2003). wikidata.org.
[25] ↑ HAT-P-31 — apparent magnitude (P1215): {'unit': '1', 'amount': '+11.448122'}. Gaia Early Data Release 3. wikidata.org.
[26] ↑ HAT-P-31 — luminosity (P2060): {'unit': 'http://www.wikidata.org/entity/Q843877', 'amount': '+2.355192'}. Gaia Data Release 2. wikidata.org.

Class ancestry

[1] ↑ HAT-P-31 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). HAT-P-31. Retrieved May 3, 2026, from https://4ort.xyz/entity/hat-p-31

MLA “HAT-P-31.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/hat-p-31.

BibTeX

@misc{4ortxyz_hat-p-31_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{HAT-P-31}}, year = {2026}, url = {https://4ort.xyz/entity/hat-p-31}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): HAT-P-31 — https://4ort.xyz/entity/hat-p-31 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/hat-p-31 · Last refreshed: May 3, 2026