(16903) 1998 DD15

asteroid

Place asteroid Q20478877

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(16903) 1998 DD15

Summary

(16903) 1998 DD15 is an asteroid^[1].

Key Facts

(16903) 1998 DD15 is credited with the discovery of Near-Earth Asteroid Tracking^[2].
(16903) 1998 DD15's instance of is recorded as asteroid^[3].
(16903) 1998 DD15's site of astronomical discovery is recorded as Haleakalā Observatory^[4].
(16903) 1998 DD15's follows is recorded as (16902) 1998 DT14^[5].
(16903) 1998 DD15's followed by is recorded as (16904) 1998 DQ15^[6].
(16903) 1998 DD15's minor planet group is recorded as asteroid belt^[7].
(16903) 1998 DD15's parent astronomical body is recorded as Sun^[8].
(16903) 1998 DD15's provisional designation is recorded as 1998 DD15^[9].
(16903) 1998 DD15's provisional designation is recorded as 1977 ES5^[10].
(16903) 1998 DD15's time of discovery or invention is recorded as +1998-02-22T00:00:00Z^[11].
(16903) 1998 DD15's JPL Small-Body Database SPK-ID is recorded as 20016903^[12].
(16903) 1998 DD15's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.25'}^[13].
(16903) 1998 DD15's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2542242'}^[14].
(16903) 1998 DD15's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2509597192537354'}^[15].
(16903) 1998 DD15's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.3'}^[16].
(16903) 1998 DD15's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.45'}^[17].
(16903) 1998 DD15's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.38823'}^[18].
(16903) 1998 DD15's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.40380456676347'}^[19].
(16903) 1998 DD15's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+4.21'}^[20].
(16903) 1998 DD15's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1540.367586684347'}^[21].
(16903) 1998 DD15's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+14.862'}^[22].
(16903) 1998 DD15's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+179.65496'}^[23].
(16903) 1998 DD15's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+179.4470210072669'}^[24].
(16903) 1998 DD15's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.6068812'}^[25].
(16903) 1998 DD15's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.610261170592348'}^[26].

Body

Designation and Status

(16903) 1998 DD15's instance of is recorded as asteroid^[3].

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Quick Facts

Instance of asteroid

Follows (16902) 1998 DT14

Followed by (16904) 1998 DQ15

Properties

Absolute magnitude unit: 1, amount: +14.3, unit: 1, amount: +14.45

Albedo unit: 1, amount: +0.061, unit: 1, amount: +0.06

Apoapsis unit: www.wikidata.org, amount: +3.270, unit: www.wikidata.org, amount: +3.26533158114313

Argument of periapsis unit: www.wikidata.org, amount: +268.69793, unit: www.wikidata.org, amount: +269.1754205294259

Diameter unit: www.wikidata.org, amount: +7.817

Discoverer or inventor Near-Earth Asteroid Tracking

Epoch May 5, 2025

Imported from wholeness_audit_2026-05-02

Longitude of ascending node unit: www.wikidata.org, amount: +179.65496, unit: www.wikidata.org, amount: +179.4470210072669

Mean anomaly unit: www.wikidata.org, amount: +55.62081, unit: www.wikidata.org, amount: +209.5440074698446

Minor planet group asteroid belt

Orbital eccentricity unit: 1, amount: +0.25, unit: 1, amount: +0.2542242, unit: 1, amount: +0.2509597192537354

Orbital inclination unit: www.wikidata.org, amount: +11.38823, unit: www.wikidata.org, amount: +11.40380456676347

Orbital period unit: www.wikidata.org, amount: +4.21, unit: www.wikidata.org, amount: +1540.367586684347

Parent astronomical body Sun

Periapsis unit: www.wikidata.org, amount: +1.9441488, unit: www.wikidata.org, amount: +1.955190760041565

Provisional designation 1998 DD15, 1977 ES5

Rotation period unit: www.wikidata.org, amount: +14.862

Semi-major axis of an orbit unit: www.wikidata.org, amount: +2.6068812, unit: www.wikidata.org, amount: +2.610261170592348

Site of astronomical discovery Haleakalā Observatory

Time of discovery or invention February 22, 1998

Time of periapsis unit: www.wikidata.org, amount: +2461444.2709280998

External References (4)

Google knowledge graph id /g/11g234bv5b

Jpl small-body database spk-id 20016903

Minor planet center body id 16903

Wolfram language entity code Entity["MinorPlanet", "MinorPlanet16903Provisional1998DD15"]

🌐 Available in 4 languages

ce(16903) 1998 DD15 eo(16903) 1998 DD15 fr(16903) 1998 DD15 tt(16903) 1998 DD15

References

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

Direct Wikidata claims

[3] ↑ (16903) 1998 DD15 — instance of (P31): asteroid. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[2] ↑ (16903) 1998 DD15 — discoverer or inventor (P61): Near-Earth Asteroid Tracking. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[4] ↑ (16903) 1998 DD15 — site of astronomical discovery (P65): Haleakalā Observatory. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[5] ↑ (16903) 1998 DD15 — follows (P155): (16902) 1998 DT14. wikidata.org.
[6] ↑ (16903) 1998 DD15 — followed by (P156): (16904) 1998 DQ15. wikidata.org.
[7] ↑ (16903) 1998 DD15 — minor planet group (P196): asteroid belt. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[8] ↑ (16903) 1998 DD15 — parent astronomical body (P397): Sun. wikidata.org.
[9] ↑ (16903) 1998 DD15 — provisional designation (P490): 1998 DD15. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[10] ↑ (16903) 1998 DD15 — provisional designation (P490): 1977 ES5. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[11] ↑ (16903) 1998 DD15 — time of discovery or invention (P575): +1998-02-22T00:00:00Z. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[12] ↑ (16903) 1998 DD15 — JPL Small-Body Database SPK-ID (P716): 20016903. JPL Small-Body Database. Retrieved 2023-12-13. wikidata.org.
[13] ↑ (16903) 1998 DD15 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.25'}. wikidata.org.
[14] ↑ (16903) 1998 DD15 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.2542242'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[15] ↑ (16903) 1998 DD15 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.2509597192537354'}. JPL Small-Body Database. Retrieved 2025-03-12. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[16] ↑ (16903) 1998 DD15 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.3'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[17] ↑ (16903) 1998 DD15 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.45'}. JPL Small-Body Database. Retrieved 2025-03-12. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[18] ↑ (16903) 1998 DD15 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.38823'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[19] ↑ (16903) 1998 DD15 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+11.40380456676347'}. JPL Small-Body Database. Retrieved 2025-03-12. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[20] ↑ (16903) 1998 DD15 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+4.21'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[21] ↑ (16903) 1998 DD15 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1540.367586684347'}. JPL Small-Body Database. Retrieved 2025-03-12. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[22] ↑ (16903) 1998 DD15 — rotation period (P2147): {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+14.862'}. JPL Small-Body Database. Retrieved 2023-12-13. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[23] ↑ (16903) 1998 DD15 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+179.65496'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[24] ↑ (16903) 1998 DD15 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+179.4470210072669'}. JPL Small-Body Database. Retrieved 2025-03-12. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[25] ↑ (16903) 1998 DD15 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.6068812'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[26] ↑ (16903) 1998 DD15 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.610261170592348'}. JPL Small-Body Database. Retrieved 2025-03-12. ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

[1] ↑ (16903) 1998 DD15 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). (16903) 1998 DD15. Retrieved May 3, 2026, from https://4ort.xyz/entity/-16903-1998-dd15

MLA “(16903) 1998 DD15.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-16903-1998-dd15.

BibTeX

@misc{4ortxyz_-16903-1998-dd15_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(16903) 1998 DD15}}, year = {2026}, url = {https://4ort.xyz/entity/-16903-1998-dd15}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (16903) 1998 DD15 — https://4ort.xyz/entity/-16903-1998-dd15 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-16903-1998-dd15 · Last refreshed: May 3, 2026