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(168319) 1990 RW2

minor planet
Place asteroid Q4541837
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(168319) 1990 RW2

Summary

(168319) 1990 RW2 is an asteroid[1].

Key Facts

  • (168319) 1990 RW2 is credited with the discovery of Henry E. Holt[2].
  • (168319) 1990 RW2's instance of is recorded as asteroid[3].
  • (168319) 1990 RW2's site of astronomical discovery is recorded as Palomar Observatory[4].
  • (168319) 1990 RW2 followed (168318) 1989 DA[5].
  • (168319) 1990 RW2 was followed by (168320) 1990 WG5[6].
  • (168319) 1990 RW2's minor planet group is recorded as asteroid belt[7].
  • (168319) 1990 RW2's parent astronomical body is recorded as Sun[8].
  • (168319) 1990 RW2's provisional designation is recorded as 1986 TP17[9].
  • (168319) 1990 RW2's provisional designation is recorded as 1990 RW2[10].
  • (168319) 1990 RW2's provisional designation is recorded as 2004 BX5[11].
  • (168319) 1990 RW2's time of discovery or invention is recorded as September 15, 1990[12].
  • (168319) 1990 RW2's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.2996458266407008'}[13].
  • (168319) 1990 RW2's absolute magnitude is recorded as {'unit': '1', 'amount': '+15.64'}[14].
  • (168319) 1990 RW2's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+3.816155416659513'}[15].
  • (168319) 1990 RW2's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+1498.249684124288'}[16].
  • (168319) 1990 RW2's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+300.3984087321262'}[17].
  • (168319) 1990 RW2's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.56246049470087'}[18].
  • (168319) 1990 RW2's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.330291087869651'}[19].
  • (168319) 1990 RW2's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+1.794629901532089'}[20].
  • (168319) 1990 RW2's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+61.75993470406703'}[21].
  • (168319) 1990 RW2's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+203.1052974749945'}[22].
  • (168319) 1990 RW2's epoch is recorded as November 21, 2025[23].
  • (168319) 1990 RW2's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2461653.4651069413'}[24].

Body

Designation and Status

(168319) 1990 RW2'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 . ssd.jpl.nasa.gov. Provenance: 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.

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). (168319) 1990 RW2. Retrieved May 3, 2026, from https://4ort.xyz/entity/-168319-1990-rw2
MLA “(168319) 1990 RW2.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-168319-1990-rw2.
BibTeX @misc{4ortxyz_-168319-1990-rw2_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(168319) 1990 RW2}}, year = {2026}, url = {https://4ort.xyz/entity/-168319-1990-rw2}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (168319) 1990 RW2 — https://4ort.xyz/entity/-168319-1990-rw2 (retrieved 2026-05-03)

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Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 17w ago · KaleemBot bot · 2026-05-17 view diff on Wikidata ↗
    Parent astronomical body → Sun
    Site of astronomical discovery → Palomar Observatory
    Imported from → —
    Periapsis → {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '
    + 22 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(168319) 1990 آر ڈبلیو 2]]"
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