(36234) 1999 UB42

asteroid

Place asteroid Q7452712

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(36234) 1999 UB42

Summary

(36234) 1999 UB42 is an asteroid^[1].

Key Facts

(36234) 1999 UB42 is credited with the discovery of Lincoln Near-Earth Asteroid Research^[2].
(36234) 1999 UB42's instance of is recorded as asteroid^[3].
(36234) 1999 UB42's site of astronomical discovery is recorded as Experimental Test Site^[4].
(36234) 1999 UB42's follows is recorded as (36233) 1999 UJ27^[5].
(36234) 1999 UB42's followed by is recorded as Q2709678^[6].
(36234) 1999 UB42's minor planet group is recorded as asteroid belt^[7].
(36234) 1999 UB42's parent astronomical body is recorded as Sun^[8].
(36234) 1999 UB42's provisional designation is recorded as 1993 QY2^[9].
(36234) 1999 UB42's provisional designation is recorded as 1999 UB42^[10].
(36234) 1999 UB42's time of discovery or invention is recorded as +1999-10-20T00:00:00Z^[11].
(36234) 1999 UB42's JPL Small-Body Database SPK-ID is recorded as 20036234^[12].
(36234) 1999 UB42's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.13'}^[13].
(36234) 1999 UB42's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1260047'}^[14].
(36234) 1999 UB42's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.1265993598143174'}^[15].
(36234) 1999 UB42's absolute magnitude is recorded as {'unit': '1', 'amount': '+13.3'}^[16].
(36234) 1999 UB42's absolute magnitude is recorded as {'unit': '1', 'amount': '+13.5'}^[17].
(36234) 1999 UB42's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.96028'}^[18].
(36234) 1999 UB42's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.958224542328023'}^[19].
(36234) 1999 UB42's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+5.64'}^[20].
(36234) 1999 UB42's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2060.810527594761'}^[21].
(36234) 1999 UB42's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+336.38342'}^[22].
(36234) 1999 UB42's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+336.3180650780712'}^[23].
(36234) 1999 UB42's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.1702340'}^[24].
(36234) 1999 UB42's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.16927378446079'}^[25].
(36234) 1999 UB42's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.570'}^[26].

Body

Designation and Status

(36234) 1999 UB42's instance of is recorded as asteroid^[3].

⭐ Popularity Graph

0/100 long tail

Quick Facts

Instance of asteroid

Follows (36233) 1999 UJ27

Followed by 36235 Sergebaudo

Properties

Absolute magnitude unit: 1, amount: +13.3, unit: 1, amount: +13.5

Albedo unit: 1, amount: +0.138

Apoapsis unit: www.wikidata.org, amount: +3.570, unit: www.wikidata.org, amount: +3.570501816649825

Argument of periapsis unit: www.wikidata.org, amount: +346.14428, unit: www.wikidata.org, amount: +344.1382803744968

Diameter unit: www.wikidata.org, amount: +7.827

Discoverer or inventor Lincoln Near-Earth Asteroid Research

Epoch November 21, 2025

Imported from wholeness_audit_2026-05-02

Longitude of ascending node unit: www.wikidata.org, amount: +336.38342, unit: www.wikidata.org, amount: +336.3180650780712

Mean anomaly unit: www.wikidata.org, amount: +140.29628, unit: www.wikidata.org, amount: +271.4354231060972

Minor planet group asteroid belt

Orbital eccentricity unit: 1, amount: +0.13, unit: 1, amount: +0.1260047, unit: 1, amount: +0.1265993598143174

Orbital inclination unit: www.wikidata.org, amount: +7.96028, unit: www.wikidata.org, amount: +7.958224542328023

Orbital period unit: www.wikidata.org, amount: +5.64, unit: www.wikidata.org, amount: +2060.810527594761

Parent astronomical body Sun

Periapsis unit: www.wikidata.org, amount: +2.7707697, unit: www.wikidata.org, amount: +2.768045752271755

Provisional designation 1993 QY2, 1999 UB42

Semi-major axis of an orbit unit: www.wikidata.org, amount: +3.1702340, unit: www.wikidata.org, amount: +3.16927378446079

Site of astronomical discovery Experimental Test Site

Time of discovery or invention October 20, 1999

Time of periapsis unit: www.wikidata.org, amount: +2461507.485590097

External References (4)

Google knowledge graph id /g/121yn9km

Jpl small-body database spk-id 20036234

Minor planet center body id 36234

Wolfram language entity code Entity["MinorPlanet", "MinorPlanet36234Provisional1999UB42"]

🌐 Available in 4 languages

ar(36234) 1999 UB42 arz(36234) 1999 UB42 (كويكب) fr(36234) 1999 UB42 pt(36234) 1999 UB42

References

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

Direct Wikidata claims

[3] ↑ (36234) 1999 UB42 — instance of (P31): asteroid. JPL Small-Body Database. Retrieved 2024-04-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[2] ↑ (36234) 1999 UB42 — discoverer or inventor (P61): Lincoln Near-Earth Asteroid Research. JPL Small-Body Database. Retrieved 2024-04-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[4] ↑ (36234) 1999 UB42 — site of astronomical discovery (P65): Experimental Test Site. JPL Small-Body Database. Retrieved 2024-04-30. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[5] ↑ (36234) 1999 UB42 — follows (P155): (36233) 1999 UJ27. wikidata.org.
[6] ↑ (36234) 1999 UB42 — followed by (P156): Q2709678. wikidata.org.
[7] ↑ (36234) 1999 UB42 — minor planet group (P196): asteroid belt. JPL Small-Body Database. Retrieved 2024-04-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[8] ↑ (36234) 1999 UB42 — parent astronomical body (P397): Sun. wikidata.org.
[9] ↑ (36234) 1999 UB42 — provisional designation (P490): 1993 QY2. JPL Small-Body Database. Retrieved 2024-04-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[10] ↑ (36234) 1999 UB42 — provisional designation (P490): 1999 UB42. JPL Small-Body Database. Retrieved 2024-04-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[11] ↑ (36234) 1999 UB42 — time of discovery or invention (P575): +1999-10-20T00:00:00Z. JPL Small-Body Database. Retrieved 2024-04-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[12] ↑ (36234) 1999 UB42 — JPL Small-Body Database SPK-ID (P716): 20036234. JPL Small-Body Database. Retrieved 2024-04-13. wikidata.org.
[13] ↑ (36234) 1999 UB42 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.13'}. wikidata.org.
[14] ↑ (36234) 1999 UB42 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.1260047'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[15] ↑ (36234) 1999 UB42 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.1265993598143174'}. JPL Small-Body Database. Retrieved 2026-01-07. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[16] ↑ (36234) 1999 UB42 — absolute magnitude (P1457): {'unit': '1', 'amount': '+13.3'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[17] ↑ (36234) 1999 UB42 — absolute magnitude (P1457): {'unit': '1', 'amount': '+13.5'}. JPL Small-Body Database. Retrieved 2026-01-07. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[18] ↑ (36234) 1999 UB42 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.96028'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[19] ↑ (36234) 1999 UB42 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.958224542328023'}. JPL Small-Body Database. Retrieved 2026-01-07. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[20] ↑ (36234) 1999 UB42 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+5.64'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[21] ↑ (36234) 1999 UB42 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2060.810527594761'}. JPL Small-Body Database. Retrieved 2026-01-07. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[22] ↑ (36234) 1999 UB42 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+336.38342'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[23] ↑ (36234) 1999 UB42 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+336.3180650780712'}. JPL Small-Body Database. Retrieved 2026-01-07. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[24] ↑ (36234) 1999 UB42 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.1702340'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[25] ↑ (36234) 1999 UB42 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.16927378446079'}. JPL Small-Body Database. Retrieved 2026-01-07. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[26] ↑ (36234) 1999 UB42 — apoapsis (P2243): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.570'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.

Class ancestry

[1] ↑ (36234) 1999 UB42 is an instance of asteroid (Q3863) [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). (36234) 1999 UB42. Retrieved May 3, 2026, from https://4ort.xyz/entity/-36234-1999-ub42

MLA “(36234) 1999 UB42.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-36234-1999-ub42.

BibTeX

@misc{4ortxyz_-36234-1999-ub42_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(36234) 1999 UB42}}, year = {2026}, url = {https://4ort.xyz/entity/-36234-1999-ub42}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (36234) 1999 UB42 — https://4ort.xyz/entity/-36234-1999-ub42 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-36234-1999-ub42 · Last refreshed: May 3, 2026