(28030) 1998 DW12

asteroid

Place asteroid Q6582463

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(28030) 1998 DW12

Summary

(28030) 1998 DW12 is an asteroid^[1].

Key Facts

(28030) 1998 DW12 is credited with the discovery of Kleť Observatory^[2].
(28030) 1998 DW12's instance of is recorded as asteroid^[3].
(28030) 1998 DW12's site of astronomical discovery is recorded as Kleť Observatory^[4].
(28030) 1998 DW12's follows is recorded as (28029) 1998 DW9^[5].
(28030) 1998 DW12's followed by is recorded as (28031) 1998 DX17^[6].
(28030) 1998 DW12's minor planet group is recorded as asteroid belt^[7].
(28030) 1998 DW12's parent astronomical body is recorded as Sun^[8].
(28030) 1998 DW12's provisional designation is recorded as 1998 DW12^[9].
(28030) 1998 DW12's time of discovery or invention is recorded as +1998-02-26T00:00:00Z^[10].
(28030) 1998 DW12's JPL Small-Body Database SPK-ID is recorded as 20028030^[11].
(28030) 1998 DW12's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.32'}^[12].
(28030) 1998 DW12's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.3163898'}^[13].
(28030) 1998 DW12's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.3167224782470712'}^[14].
(28030) 1998 DW12's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.0'}^[15].
(28030) 1998 DW12's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.27'}^[16].
(28030) 1998 DW12's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.14821'}^[17].
(28030) 1998 DW12's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.148922173147077'}^[18].
(28030) 1998 DW12's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+5.36'}^[19].
(28030) 1998 DW12's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1955.363712271125'}^[20].
(28030) 1998 DW12's rotation period is recorded as {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+3.19648'}^[21].
(28030) 1998 DW12's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+132.35105'}^[22].
(28030) 1998 DW12's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+132.3168639962093'}^[23].
(28030) 1998 DW12's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.0620693'}^[24].
(28030) 1998 DW12's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.060220707824738'}^[25].
(28030) 1998 DW12's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.031'}^[26].

Body

Designation and Status

(28030) 1998 DW12's instance of is recorded as asteroid^[3].

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Quick Facts

Instance of asteroid

Follows (28029) 1998 DW9

Followed by (28031) 1998 DX17

Properties

Absolute magnitude unit: 1, amount: +14.0, unit: 1, amount: +14.27

Albedo unit: 1, amount: +0.063

Apoapsis unit: www.wikidata.org, amount: +4.031, unit: www.wikidata.org, amount: +4.029461394389996

Argument of periapsis unit: www.wikidata.org, amount: +299.69988, unit: www.wikidata.org, amount: +299.3323331087515

Diameter unit: www.wikidata.org, amount: +8.39

Discoverer or inventor Kleť Observatory

Epoch May 5, 2025

Imported from wholeness_audit_2026-05-02

Longitude of ascending node unit: www.wikidata.org, amount: +132.35105, unit: www.wikidata.org, amount: +132.3168639962093

Mean anomaly unit: www.wikidata.org, amount: +14.96520, unit: www.wikidata.org, amount: +60.42976214133327

Minor planet group asteroid belt

Orbital eccentricity unit: 1, amount: +0.32, unit: 1, amount: +0.3163898, unit: 1, amount: +0.3167224782470712

Orbital inclination unit: www.wikidata.org, amount: +4.14821, unit: www.wikidata.org, amount: +4.148922173147077

Orbital period unit: www.wikidata.org, amount: +5.36, unit: www.wikidata.org, amount: +1955.363712271125

Parent astronomical body Sun

Periapsis unit: www.wikidata.org, amount: +2.0932620, unit: www.wikidata.org, amount: +2.09098002125948

Provisional designation 1998 DW12

Rotation period unit: www.wikidata.org, amount: +3.19648

Semi-major axis of an orbit unit: www.wikidata.org, amount: +3.0620693, unit: www.wikidata.org, amount: +3.060220707824738

Site of astronomical discovery Kleť Observatory

Time of discovery or invention February 26, 1998

Time of periapsis unit: www.wikidata.org, amount: +2460472.271766577

External References (4)

Google knowledge graph id /g/11f8fygm8m

Jpl small-body database spk-id 20028030

Minor planet center body id 28030

Wolfram language entity code Entity["MinorPlanet", "MinorPlanet28030Provisional1998DW12"]

🌐 Available in 2 languages

fr(28030) 1998 DW12 pt(28030) 1998 DW12

References

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

Direct Wikidata claims

[3] ↑ (28030) 1998 DW12 — instance of (P31): asteroid. JPL Small-Body Database. Retrieved 2024-04-02. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[2] ↑ (28030) 1998 DW12 — discoverer or inventor (P61): Kleť Observatory. JPL Small-Body Database. Retrieved 2024-04-02. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[4] ↑ (28030) 1998 DW12 — site of astronomical discovery (P65): Kleť Observatory. JPL Small-Body Database. Retrieved 2024-04-02. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[5] ↑ (28030) 1998 DW12 — follows (P155): (28029) 1998 DW9. wikidata.org.
[6] ↑ (28030) 1998 DW12 — followed by (P156): (28031) 1998 DX17. wikidata.org.
[7] ↑ (28030) 1998 DW12 — minor planet group (P196): asteroid belt. JPL Small-Body Database. Retrieved 2024-04-02. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[8] ↑ (28030) 1998 DW12 — parent astronomical body (P397): Sun. wikidata.org.
[9] ↑ (28030) 1998 DW12 — provisional designation (P490): 1998 DW12. JPL Small-Body Database. Retrieved 2024-04-02. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[10] ↑ (28030) 1998 DW12 — time of discovery or invention (P575): +1998-02-26T00:00:00Z. JPL Small-Body Database. Retrieved 2024-04-02. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[11] ↑ (28030) 1998 DW12 — JPL Small-Body Database SPK-ID (P716): 20028030. JPL Small-Body Database. Retrieved 2024-04-02. wikidata.org.
[12] ↑ (28030) 1998 DW12 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.32'}. wikidata.org.
[13] ↑ (28030) 1998 DW12 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.3163898'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[14] ↑ (28030) 1998 DW12 — orbital eccentricity (P1096): {'unit': '1', 'amount': '+0.3167224782470712'}. JPL Small-Body Database. Retrieved 2025-03-26. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[15] ↑ (28030) 1998 DW12 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.0'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[16] ↑ (28030) 1998 DW12 — absolute magnitude (P1457): {'unit': '1', 'amount': '+14.27'}. JPL Small-Body Database. Retrieved 2025-03-26. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[17] ↑ (28030) 1998 DW12 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.14821'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[18] ↑ (28030) 1998 DW12 — orbital inclination (P2045): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.148922173147077'}. JPL Small-Body Database. Retrieved 2025-03-26. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[19] ↑ (28030) 1998 DW12 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q577', 'amount': '+5.36'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[20] ↑ (28030) 1998 DW12 — orbital period (P2146): {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1955.363712271125'}. JPL Small-Body Database. Retrieved 2025-03-26. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[21] ↑ (28030) 1998 DW12 — rotation period (P2147): {'unit': 'http://www.wikidata.org/entity/Q25235', 'amount': '+3.19648'}. JPL Small-Body Database. Retrieved 2024-04-02. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[22] ↑ (28030) 1998 DW12 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+132.35105'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[23] ↑ (28030) 1998 DW12 — longitude of ascending node (P2213): {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+132.3168639962093'}. JPL Small-Body Database. Retrieved 2025-03-26. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[24] ↑ (28030) 1998 DW12 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.0620693'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
[25] ↑ (28030) 1998 DW12 — semi-major axis of an orbit (P2233): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.060220707824738'}. JPL Small-Body Database. Retrieved 2025-03-26. ssd.jpl.nasa.gov. Provenance: wikidata.org.
[26] ↑ (28030) 1998 DW12 — apoapsis (P2243): {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+4.031'}. minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.

Class ancestry

[1] ↑ (28030) 1998 DW12 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). (28030) 1998 DW12. Retrieved May 3, 2026, from https://4ort.xyz/entity/-28030-1998-dw12

MLA “(28030) 1998 DW12.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-28030-1998-dw12.

BibTeX

@misc{4ortxyz_-28030-1998-dw12_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(28030) 1998 DW12}}, year = {2026}, url = {https://4ort.xyz/entity/-28030-1998-dw12}, note = {Accessed: 2026-05-03}}

LLM prompt

According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (28030) 1998 DW12 — https://4ort.xyz/entity/-28030-1998-dw12 (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/-28030-1998-dw12 · Last refreshed: May 3, 2026