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2021 PH27

near-Earth asteroid of the Atira group
Place near_earth_asteroid Q108257417

Facts

17 properties

Identity

Instance of
near-Earth asteroid
More facts +16
Absolute magnitude
17.71[10]
Alternative name
v13aug1[17]
Apoapsis
0.7903[14]
Apparent magnitude
19.3[9]
Discoverer or inventor
Scott S. Sheppard[2]
Location of discovery
Cerro Tololo Inter-American Observatory[3]
Longitude of ascending node
39.411[13]
Mean anomaly
49.496[16]
Minor planet group
Atira asteroid[4]
Orbital eccentricity
0.7116[8]
Orbital inclination
31.929[11]
Orbital period
114.6[12]
Parent astronomical body
Sun[5]
Periapsis
0.4617[15]
Provisional designation
2021 PH27[6]
Time of discovery or invention
August 13, 2021[7]
🏷️ Also known as
en 2021 PH27
🔖 Identifiers · 4
Image (Wikimedia Commons)
2021 PH27 Discovery Image.gif ↗
Google Knowledge Graph ID
/g/11rww8gn17
JPL Small-Body Database SPK-ID
54186922
Minor Planet Center body ID
2021 PH27

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🔗 Connections
Discoverer or inventor 1
Scott S. Sheppard
Instance of 1
near-Earth asteroid
Location of discovery 1
Cerro Tololo Inter-American Observatory
Minor planet group 1
Atira asteroid
Parent astronomical body 1
Sun
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Summary

2021 PH27 is a near-Earth asteroid[1].

Related Entities

Scott S. Sheppard

References

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

Direct Wikidata claims

  1. [2] ↑ . wikidata.org.
  2. [3] ↑ . wikidata.org.
  3. [4] ↑ . wikidata.org.
  4. [5] ↑ . wikidata.org.
  5. [6] ↑ . wikidata.org.
  6. [7] ↑ . wikidata.org.
  7. [8] ↑ . wikidata.org.
  8. [9] ↑ . wikidata.org.
  9. [10] ↑ . wikidata.org.
  10. [11] ↑ . wikidata.org.
  11. [12] ↑ . wikidata.org.
  12. [13] ↑ . wikidata.org.
  13. [14] ↑ . wikidata.org.
  14. [15] ↑ . wikidata.org.
  15. [16] ↑ . wikidata.org.
  16. [17] ↑ . 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). 2021 PH27. Retrieved November 5, 2026, from https://4ort.xyz/entity/2021-ph27
MLA “2021 PH27.” 4ort.xyz Knowledge Graph, 4ort.xyz, 5 Nov. 2026, https://4ort.xyz/entity/2021-ph27.
BibTeX @misc{4ortxyz_2021-ph27_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{2021 PH27}}, year = {2026}, url = {https://4ort.xyz/entity/2021-ph27}, note = {Accessed: 2026-11-05}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): 2021 PH27 — https://4ort.xyz/entity/2021-ph27 (retrieved 2026-11-05)

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