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1251 Hedera

asteroid
Thing asteroid Q137334

Facts

27 properties
Instance of
asteroid
Follows
1250 Galanthus[4]
Followed by
1252 Celestia[5]
Absolute magnitude
+10.5, +10.91[21][22]
Albedo
+0.636[41]
Apoapsis
+3.144, +3.140712647879639[32][33]
Argument of periapsis
+217.35533, +217.1580275860953[36][37]
Asteroid spectral type
E-type asteroid, X-type asteroid[15][16]
Diameter
+13.239[40]
Discoverer or inventor
Karl Wilhelm Reinmuth[1]
Epoch
November 21, 2025[42]
Longitude of ascending node
+140.64588, +140.5919444028518[28][29]
Mean anomaly
+188.15168, +356.365938581414[38][39]
Minor planet group
asteroid belt[6]
Named after
Hedera[3]
Orbital eccentricity
0.16 (0.16–0.16, n=3)[18][19][20]
Orbital inclination
+6.04988, +6.052044515778378[23][24]
Orbital period
+4.48, +1636.388715896935[25][26]
Parent astronomical body
Sun[7]
Periapsis
+2.2870764, +2.294568686889666[34][35]
Provisional designation
1929 CD1, 1931 TJ2, 1933 BE, 1975 NW1, A907 GD, A915 CA[8][9][10][11][12][13]
Rotation period
+19.9[27]
Semi-major axis of an orbit
+2.7157182, +2.717640667384652[30][31]
Significant event
naming[17]
Show all 27 facts +3
Site of astronomical discovery
Heidelberg-Königstuhl State Observatory[2]
Time of discovery or invention
January 25, 1933[14]
Time of periapsis
+2461017.0187141616
🏷️ Also known as
en Hedera de (1251) Hedera el 1251 Χεδέρα fa سیارک ۱۲۵۱ ru 1933 BE ru 1975 NW1 ru A907 GD ru A915 CA ru Гедера ru 1931 TJ2 ru (1251) 1933 BE ru (1251) Гедера ru 1929 CD1 uk 1251 Хедера zh 小行星1251
🔖 Identifiers · 5
Image (Wikimedia Commons)
001251-asteroid shape model (1251) Hedera.png ↗
DAMIT asteroid ID
764
Freebase ID
/m/03y3gdg
JPL Small-Body Database SPK-ID
20001251
Minor Planet Center body ID
1251

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References

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

Direct Wikidata claims

  1. [1] ↑ . Minor Planet Center 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] ↑ . Minor Planet Center database. wikidata.org.
  5. [5] ↑ . Minor Planet Center database. wikidata.org.
  6. [6] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  7. [7] ↑ . 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] ↑ . wikidata.org.
  18. [18] ↑ . wikidata.org.
  19. [19] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  20. [20] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  21. [21] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  22. [22] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  23. [23] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  24. [24] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  25. [25] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  26. [26] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  27. [27] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  28. [28] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  29. [29] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  30. [30] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  31. [31] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  32. [32] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  33. [33] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  34. [34] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  35. [35] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  36. [36] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  37. [37] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  38. [38] ↑ . minorplanetcenter.net. minorplanetcenter.net. Provenance: wikidata.org.
  39. [39] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  40. [40] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  41. [41] ↑ . JPL Small-Body Database. Retrieved . ssd.jpl.nasa.gov. Provenance: wikidata.org.
  42. [42] ↑ . 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). 1251 Hedera. Retrieved October 30, 2026, from https://4ort.xyz/entity/1251-hedera
MLA “1251 Hedera.” 4ort.xyz Knowledge Graph, 4ort.xyz, 30 Oct. 2026, https://4ort.xyz/entity/1251-hedera.
BibTeX @misc{4ortxyz_1251-hedera_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{1251 Hedera}}, year = {2026}, url = {https://4ort.xyz/entity/1251-hedera}, note = {Accessed: 2026-10-30}}
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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. 3d ago · AbzalM · 2026-10-30 view diff on Wikidata ↗
    Albedo → {'amount': '+0.636'}
    Time of periapsis → {'unit': 'Q14267', 'amount': '+2461017.0187141616'}
    Mean anomaly → {'unit': 'Q28390', 'amount': '+188.15168'}, {'unit': 'Q28390', 'amount': '+356.365938581414'}
    Follows → 1250 Galanthus
    + 34 other properties edited (see Wikidata diff for full list)
    "/* wbeditentity-update-languages-and-other-short:0||kaa */ kaawiki sitelink"
Live feed via Wikidata EventStreams. New edits appear within minutes of being made on Wikidata.