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(55944) 1998 HP18

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(55944) 1998 HP18

Summary

(55944) 1998 HP18 is an asteroid[1].

Key Facts

  • (55944) 1998 HP18 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (55944) 1998 HP18's instance of is recorded as asteroid[3].
  • (55944) 1998 HP18's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (55944) 1998 HP18's follows is recorded as (55943) 1998 HJ15[5].
  • (55944) 1998 HP18's followed by is recorded as (55945) 1998 HF23[6].
  • (55944) 1998 HP18's minor planet group is recorded as asteroid belt[7].
  • (55944) 1998 HP18's parent astronomical body is recorded as Sun[8].
  • (55944) 1998 HP18's provisional designation is recorded as 2000 SQ109[9].
  • (55944) 1998 HP18's provisional designation is recorded as 1998 HP18[10].
  • (55944) 1998 HP18's time of discovery or invention is recorded as +1998-04-18T00:00:00Z[11].
  • (55944) 1998 HP18's JPL Small-Body Database SPK-ID is recorded as 20055944[12].
  • (55944) 1998 HP18's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.06371693694880556'}[13].
  • (55944) 1998 HP18's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.74'}[14].
  • (55944) 1998 HP18's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+9.912030826227031'}[15].
  • (55944) 1998 HP18's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1909.998970180646'}[16].
  • (55944) 1998 HP18's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+7.262071145427804'}[17].
  • (55944) 1998 HP18's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.012704046748046'}[18].
  • (55944) 1998 HP18's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.204664320540103'}[19].
  • (55944) 1998 HP18's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.82074377295599'}[20].
  • (55944) 1998 HP18's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+242.2536166651639'}[21].
  • (55944) 1998 HP18's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+51.23649491478595'}[22].
  • (55944) 1998 HP18's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+4.392'}[23].
  • (55944) 1998 HP18's albedo is recorded as {'unit': '1', 'amount': '+0.174'}[24].
  • (55944) 1998 HP18's Minor Planet Center body ID is recorded as 55944[25].
  • (55944) 1998 HP18's epoch is recorded as November 21, 2025[26].

Body

Designation and Status

(55944) 1998 HP18's instance of is recorded as asteroid[3].

References

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

Direct Wikidata claims

  1. [3] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  2. [2] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  3. [4] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  9. [10] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  10. [11] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  11. [12] ↑ . JPL Small-Body Database. Retrieved . wikidata.org.
  12. [13] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  13. [14] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  14. [15] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  15. [16] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  16. [17] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  17. [18] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  18. [19] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  19. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  20. [21] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  22. [23] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  24. [25] ↑ . wikidata.org.
  25. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.

Class ancestry

  1. [1] ↑ . 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). (55944) 1998 HP18. Retrieved May 3, 2026, from https://4ort.xyz/entity/-55944-1998-hp18
MLA “(55944) 1998 HP18.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-55944-1998-hp18.
BibTeX @misc{4ortxyz_-55944-1998-hp18_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(55944) 1998 HP18}}, year = {2026}, url = {https://4ort.xyz/entity/-55944-1998-hp18}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (55944) 1998 HP18 — https://4ort.xyz/entity/-55944-1998-hp18 (retrieved 2026-05-03)

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