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(48446) 1990 RB1

minor planet
Place asteroid Q4543696
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(48446) 1990 RB1

Summary

(48446) 1990 RB1 is an asteroid[1].

Key Facts

  • (48446) 1990 RB1 is credited with the discovery of Henry E. Holt[2].
  • (48446) 1990 RB1's instance of is recorded as asteroid[3].
  • (48446) 1990 RB1's site of astronomical discovery is recorded as Palomar Observatory[4].
  • (48446) 1990 RB1 followed (48445) 1990 QX7[5].
  • (48446) 1990 RB1 was followed by 48447 Hingley[6].
  • (48446) 1990 RB1's minor planet group is recorded as asteroid belt[7].
  • (48446) 1990 RB1's parent astronomical body is recorded as Sun[8].
  • (48446) 1990 RB1's provisional designation is recorded as 1990 RB1[9].
  • (48446) 1990 RB1's provisional designation is recorded as 2000 GM161[10].
  • (48446) 1990 RB1's time of discovery or invention is recorded as September 14, 1990[11].
  • (48446) 1990 RB1's orbital eccentricity is recorded as {'unit': '1', 'amount': '+0.204922920684239'}[12].
  • (48446) 1990 RB1's absolute magnitude is recorded as {'unit': '1', 'amount': '+14.02'}[13].
  • (48446) 1990 RB1's orbital inclination is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+10.55239699225488'}[14].
  • (48446) 1990 RB1's orbital period is recorded as {'unit': 'http://www.wikidata.org/entity/Q573', 'amount': '+2070.674200705191'}[15].
  • (48446) 1990 RB1's longitude of ascending node is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+171.8249022101797'}[16].
  • (48446) 1990 RB1's semi-major axis of an orbit is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.179378480609391'}[17].
  • (48446) 1990 RB1's apoapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+3.830906004816485'}[18].
  • (48446) 1990 RB1's periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q1811', 'amount': '+2.527850956402296'}[19].
  • (48446) 1990 RB1's argument of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+154.419167829023'}[20].
  • (48446) 1990 RB1's mean anomaly is recorded as {'unit': 'http://www.wikidata.org/entity/Q28390', 'amount': '+100.5838586991694'}[21].
  • (48446) 1990 RB1's diameter is recorded as {'unit': 'http://www.wikidata.org/entity/Q828224', 'amount': '+10.469'}[22].
  • (48446) 1990 RB1's albedo is recorded as {'unit': '1', 'amount': '+0.053'}[23].
  • (48446) 1990 RB1's epoch is recorded as November 21, 2025[24].
  • (48446) 1990 RB1's time of periapsis is recorded as {'unit': 'http://www.wikidata.org/entity/Q14267', 'amount': '+2460421.9544410673'}[25].

Body

Designation and Status

(48446) 1990 RB1'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.
  24. [25] ↑ . 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). (48446) 1990 RB1. Retrieved May 3, 2026, from https://4ort.xyz/entity/-48446-1990-rb1
MLA “(48446) 1990 RB1.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/-48446-1990-rb1.
BibTeX @misc{4ortxyz_-48446-1990-rb1_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{(48446) 1990 RB1}}, year = {2026}, url = {https://4ort.xyz/entity/-48446-1990-rb1}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): (48446) 1990 RB1 — https://4ort.xyz/entity/-48446-1990-rb1 (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 · 2026-05-11 view diff on Wikidata ↗
    Site of astronomical discovery → Palomar Observatory
    Jpl small-body database spk-id → 20048446
    Minor planet center body id → 48446
    Wikidata description → minor planet
    + 24 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update:0| */ Added [[wikipedia:ur:(48446) 1990 آر بی 1]]"
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