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1998 QW21

asteroid
Thing Asteroid Q15193083

Facts

21 properties
Instance of
asteroid
Follows
2000 DL24[3]
Followed by
1998 SA83[4]
Absolute magnitude
15.88[11]
Apoapsis
2.703734947424405 au[16]
Argument of periapsis
214.8331465900922°[18]
Discoverer or inventor
Lincoln Near-Earth Asteroid Research[1]
Epoch
June 9, 2026[20]
Longitude of ascending node
165.5979430816886°[14]
Mean anomaly
211.5954950481354°[19]
Minor planet group
asteroid belt[5]
Orbital eccentricity
0.1481719492657337[10]
Orbital inclination
5.295838206712877°[12]
Orbital period
1,319.879246005151 day[13]
Parent astronomical body
Sun[6]
Periapsis
2.005899265732375 au[17]
Provisional designation
2000 DD25, 1998 QW21[7][8]
Semi-major axis of an orbit
2.35481710657839 au[15]
Site of astronomical discovery
Experimental Test Site[2]
Time of discovery or invention
February 29, 2000[9]
Time of periapsis
2,461,744.600072499 Julian day[21]
🏷️ Also known as
ru 1998 QW21 ru 2000 DD25 zh 小行星80859
🔖 Identifiers · 2
JPL Small-Body Database SPK-ID
20080859
Minor Planet Center body ID
80859

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References

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

Direct Wikidata claims

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

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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). 1998 QW21. Retrieved October 29, 2026, from https://4ort.xyz/entity/q15193083
MLA “1998 QW21.” 4ort.xyz Knowledge Graph, 4ort.xyz, 29 Oct. 2026, https://4ort.xyz/entity/q15193083.
BibTeX @misc{4ortxyz_q15193083_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1998 QW21}}, year = {2026}, url = {https://4ort.xyz/entity/q15193083}, note = {Accessed: 2026-10-29}}
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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. 22w ago · LiMrBot bot · 2026-06-09 view diff on Wikidata ↗
    Parent astronomical body → Sun
    Follows → 2000 DL24
    Site of astronomical discovery → Experimental Test Site
    Longitude of ascending node → 165.597943 degree
    + 20 other properties edited (see Wikidata diff for full list)
    "Removed claim: Absolute magnitude: 15.89"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.