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(42817) 1999 NB4

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(42817) 1999 NB4

Summary

(42817) 1999 NB4 is an asteroid[1].

Key Facts

  • (42817) 1999 NB4 is credited with the discovery of Lincoln Near-Earth Asteroid Research[2].
  • (42817) 1999 NB4's instance of is recorded as asteroid[3].
  • (42817) 1999 NB4's site of astronomical discovery is recorded as Experimental Test Site[4].
  • (42817) 1999 NB4's follows is recorded as (42816) 1999 NZ1[5].
  • (42817) 1999 NB4's followed by is recorded as (42818) 1999 NU4[6].
  • (42817) 1999 NB4's minor planet group is recorded as asteroid belt[7].
  • (42817) 1999 NB4's parent astronomical body is recorded as Sun[8].
  • (42817) 1999 NB4's provisional designation is recorded as 1999 NB4[9].
  • (42817) 1999 NB4's provisional designation is recorded as 2002 HJ12[10].
  • (42817) 1999 NB4's time of discovery or invention is recorded as +1999-07-13T00:00:00Z[11].
  • (42817) 1999 NB4's JPL Small-Body Database SPK-ID is recorded as 20042817[12].
  • (42817) 1999 NB4's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2099454692716142'}[13].
  • (42817) 1999 NB4's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.66'}[14].
  • (42817) 1999 NB4's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+4.99747073362955'}[15].
  • (42817) 1999 NB4's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1247.255653515551'}[16].
  • (42817) 1999 NB4's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+260.1726711004389'}[17].
  • (42817) 1999 NB4's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.267625695485687'}[18].
  • (42817) 1999 NB4's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.7437034362568'}[19].
  • (42817) 1999 NB4's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.791547954714573'}[20].
  • (42817) 1999 NB4's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+69.63659834259477'}[21].
  • (42817) 1999 NB4's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+69.1756088618169'}[22].
  • (42817) 1999 NB4's Wolfram Language entity code is recorded as Entity["MinorPlanet", "MinorPlanet42817Provisional1999NB4"][23].
  • (42817) 1999 NB4's Minor Planet Center body ID is recorded as 42817[24].
  • (42817) 1999 NB4's epoch is recorded as March 31, 2024[25].
  • (42817) 1999 NB4's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460160.834252116'}[26].

Body

Designation and Status

(42817) 1999 NB4'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] ↑ . wikidata.org.
  23. [24] ↑ . wikidata.org.
  24. [25] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: 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). (42817) 1999 NB4. Retrieved May 3, 2026, from https://4ort.xyz/entity/-42817-1999-nb4
MLA “(42817) 1999 NB4.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-42817-1999-nb4.
BibTeX @misc{4ortxyz_-42817-1999-nb4_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(42817) 1999 NB4}}, year = {2026}, url = {https://4ort.xyz/entity/-42817-1999-nb4}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (42817) 1999 NB4 — https://4ort.xyz/entity/-42817-1999-nb4 (retrieved 2026-05-03)

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