(18005) 1999 JD91

asteroid

Place asteroid Q22345175

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(18005) 1999 JD91

Summary

(18005) 1999 JD91 is an asteroid^[1].

Key Facts

(18005) 1999 JD91 is credited with the discovery of Lincoln Near-Earth Asteroid Research^[2].
(18005) 1999 JD91's instance of is recorded as asteroid^[3].
(18005) 1999 JD91's site of astronomical discovery is recorded as Magdalena Ridge Observatory^[4].
(18005) 1999 JD91's follows is recorded as 18004 Krystosek^[5].
(18005) 1999 JD91's followed by is recorded as (18006) 1999 JE94^[6].
(18005) 1999 JD91's minor planet group is recorded as asteroid belt^[7].
(18005) 1999 JD91's parent astronomical body is recorded as Sun^[8].
(18005) 1999 JD91's provisional designation is recorded as 1999 JD91^[9].
(18005) 1999 JD91's provisional designation is recorded as 1989 RX1^[10].
(18005) 1999 JD91's time of discovery or invention is recorded as +1999-05-12T00:00:00Z^[11].
(18005) 1999 JD91's JPL Small-Body Database SPK-ID is recorded as 20018005^[12].
(18005) 1999 JD91's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.26'}^[13].
(18005) 1999 JD91's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2581520'}^[14].
(18005) 1999 JD91's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2585314870302357'}^[15].
(18005) 1999 JD91's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.2'}^[16].
(18005) 1999 JD91's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.33'}^[17].
(18005) 1999 JD91's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.35291'}^[18].
(18005) 1999 JD91's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.35185243755528'}^[19].
(18005) 1999 JD91's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+3.71'}^[20].
(18005) 1999 JD91's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1354.473226403595'}^[21].
(18005) 1999 JD91's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+164.29370'}^[22].
(18005) 1999 JD91's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+164.2413764532677'}^[23].
(18005) 1999 JD91's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.3963322'}^[24].
(18005) 1999 JD91's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.39578586707122'}^[25].
(18005) 1999 JD91's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.015'}^[26].

Body

Designation and Status

(18005) 1999 JD91's instance of is recorded as asteroid^[3].

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Quick Facts

Instance of asteroid

Follows 18004 Krystosek

Followed by (18006) 1999 JE94

Properties

Absolute magnitude unit: 1, amount: +14.2, unit: 1, amount: +14.33

Albedo unit: 1, amount: +0.093

Apoapsis unit: www.wikidata.org, amount: +3.015, unit: www.wikidata.org, amount: +3.015171949891165

Argument of periapsis unit: www.wikidata.org, amount: +230.37043, unit: www.wikidata.org, amount: +230.3972470051387

Diameter unit: www.wikidata.org, amount: +6.899

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: +164.29370, unit: www.wikidata.org, amount: +164.2413764532677

Mean anomaly unit: www.wikidata.org, amount: +231.71446, unit: www.wikidata.org, amount: +256.1969369712153

Minor planet group asteroid belt

Orbital eccentricity unit: 1, amount: +0.26, unit: 1, amount: +0.2581520, unit: 1, amount: +0.2585314870302357

Orbital inclination unit: www.wikidata.org, amount: +11.35291, unit: www.wikidata.org, amount: +11.35185243755528

Orbital period unit: www.wikidata.org, amount: +3.71, unit: www.wikidata.org, amount: +1354.473226403595

Parent astronomical body Sun

Periapsis unit: www.wikidata.org, amount: +1.7777143, unit: www.wikidata.org, amount: +1.776399784251275

Provisional designation 1999 JD91, 1989 RX1

Semi-major axis of an orbit unit: www.wikidata.org, amount: +2.3963322, unit: www.wikidata.org, amount: +2.39578586707122

Site of astronomical discovery Magdalena Ridge Observatory

Time of discovery or invention May 12, 1999

Time of periapsis unit: www.wikidata.org, amount: +2461391.0513046975

External References (4)

Google knowledge graph id /g/11f7r5yjgc

Jpl small-body database spk-id 20018005

Minor planet center body id 18005

Wolfram language entity code Entity["MinorPlanet", "MinorPlanet18005Provisional1999JD91"]

🌐 Available in 4 languages

ce(18005) 1999 JD91 eo(18005) 1999 JD91 fr(18005) 1999 JD91 tt(18005) 1999 JD91

References

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

Direct Wikidata claims

[3] ↑ (18005) 1999 JD91 — instance of (P31): asteroid. JPL Small-Body Database. Retrieved 2023-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[2] ↑ (18005) 1999 JD91 — discoverer or inventor (P61): Lincoln Near-Earth Asteroid Research. JPL Small-Body Database. Retrieved 2023-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[4] ↑ (18005) 1999 JD91 — site of astronomical discovery (P65): Magdalena Ridge Observatory. wikidata.org.
[5] ↑ (18005) 1999 JD91 — follows (P155): 18004 Krystosek. wikidata.org.
[6] ↑ (18005) 1999 JD91 — followed by (P156): (18006) 1999 JE94. wikidata.org.
[7] ↑ (18005) 1999 JD91 — minor planet group (P196): asteroid belt. JPL Small-Body Database. Retrieved 2023-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[8] ↑ (18005) 1999 JD91 — parent astronomical body (P397): Sun. wikidata.org.
[9] ↑ (18005) 1999 JD91 — provisional designation (P490): 1999 JD91. JPL Small-Body Database. Retrieved 2023-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[10] ↑ (18005) 1999 JD91 — provisional designation (P490): 1989 RX1. JPL Small-Body Database. Retrieved 2023-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[11] ↑ (18005) 1999 JD91 — time of discovery or invention (P575): +1999-05-12T00:00:00Z. JPL Small-Body Database. Retrieved 2023-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[12] ↑ (18005) 1999 JD91 — JPL Small-Body Database SPK-ID (P716): 20018005. JPL Small-Body Database. Retrieved 2023-12-15. wikidata.org.
[13] ↑ (18005) 1999 JD91 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.26'}. wikidata.org.
[14] ↑ (18005) 1999 JD91 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.2581520'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[15] ↑ (18005) 1999 JD91 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.2585314870302357'}. JPL Small-Body Database. Retrieved 2025-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[16] ↑ (18005) 1999 JD91 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.2'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[17] ↑ (18005) 1999 JD91 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.33'}. JPL Small-Body Database. Retrieved 2025-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[18] ↑ (18005) 1999 JD91 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.35291'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[19] ↑ (18005) 1999 JD91 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.35185243755528'}. JPL Small-Body Database. Retrieved 2025-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[20] ↑ (18005) 1999 JD91 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+3.71'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[21] ↑ (18005) 1999 JD91 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1354.473226403595'}. JPL Small-Body Database. Retrieved 2025-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[22] ↑ (18005) 1999 JD91 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+164.29370'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[23] ↑ (18005) 1999 JD91 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+164.2413764532677'}. JPL Small-Body Database. Retrieved 2025-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[24] ↑ (18005) 1999 JD91 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.3963322'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[25] ↑ (18005) 1999 JD91 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.39578586707122'}. JPL Small-Body Database. Retrieved 2025-12-15. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[26] ↑ (18005) 1999 JD91 — apoapsis (P2243): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.015'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.

Class ancestry

[1] ↑ (18005) 1999 JD91 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). (18005) 1999 JD91. Retrieved May 3, 2026, from https://4ort.xyz/entity/-18005-1999-jd91

MLA “(18005) 1999 JD91.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-18005-1999-jd91.

BibTeX

@misc{4ortxyz_-18005-1999-jd91_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(18005) 1999 JD91}}, year = {2026}, url = {https://4ort.xyz/entity/-18005-1999-jd91}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (18005) 1999 JD91 — https://4ort.xyz/entity/-18005-1999-jd91 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-18005-1999-jd91 · Last refreshed: May 3, 2026