Old Naval Observatory

astronomical observatory
Organization astronomical_observatory Q1570896
Press Enter · cited answer in seconds

Old Naval Observatory

Summary

Old Naval Observatory is an astronomical observatory[1]. It draws 38 Wikipedia views per month (astronomical_observatory category, ranking #40 of 345).[2]

Key Facts

  • Old Naval Observatory is located in Washington, D.C.[3].
  • Old Naval Observatory is in the country of United States[4].
  • Old Naval Observatory's image is recorded as US Naval Observatory (Washington, District of Columbia).jpg[5].
  • Old Naval Observatory's instance of is recorded as astronomical observatory[6].
  • Old Naval Observatory's Commons category is recorded as Old United States Naval Observatory[7].
  • +1843-00-00T00:00:00Z marks the founding of Old Naval Observatory[8].
  • Old Naval Observatory was dissolved in +1893-00-00T00:00:00Z[9].
  • Old Naval Observatory's coordinate location is recorded as {'lat': 38.895, 'lon': -77.051944}[10].
  • Old Naval Observatory's Freebase ID is recorded as /m/04g0pqp[11].
  • Old Naval Observatory's NRHP reference number is recorded as 66000864[12].
  • Old Naval Observatory's Minor Planet Center observatory code is recorded as 787[13].
  • Old Naval Observatory's heritage designation is recorded as National Historic Landmark[14].
  • Old Naval Observatory's heritage designation is recorded as National Register of Historic Places listed place[15].
  • Old Naval Observatory's GeoNames ID is recorded as 4139898[16].
  • Old Naval Observatory's date of official opening is recorded as +1843-00-00T00:00:00Z[17].
  • Old Naval Observatory's date of official closure is recorded as +1893-00-00T00:00:00Z[18].
  • Old Naval Observatory's archINFORM project ID is recorded as 53849[19].
  • Old Naval Observatory's LoC HABS/HAER/HALS place ID is recorded as dc0238[20].

Body

Founding

+1843-00-00T00:00:00Z marks the founding of Old Naval Observatory[8].

Dissolution

Old Naval Observatory was dissolved in +1893-00-00T00:00:00Z[9].

Why It Matters

Old Naval Observatory draws 38 Wikipedia views per month (astronomical_observatory category, ranking #40 of 345).[2]

References

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

Direct Wikidata claims

  1. [4] . archINFORM. Retrieved . wikidata.org.
  2. [5] . wikidata.org.
  3. [6] . wikidata.org.
  4. [3] . archINFORM. Retrieved . wikidata.org.
  5. [7] . wikidata.org.
  6. [8] . wikidata.org.
  7. [9] . wikidata.org.
  8. [10] . wikidata.org.
  9. [11] . Freebase Data Dumps. wikidata.org.
  10. [12] . wikidata.org.
  11. [13] . wikidata.org.
  12. [14] . wikidata.org.
  13. [15] . National Register of Historic Places. wikidata.org.
  14. [16] . GeoNames. wikidata.org.
  15. [17] . wikidata.org.
  16. [18] . wikidata.org.
  17. [19] . archinform.net. Retrieved . archinform.net. Provenance: wikidata.org.
  18. [20] . wikidata.org.

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikimedia Foundation. dumps.wikimedia.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). Old Naval Observatory. Retrieved April 10, 2026, from https://4ort.xyz/entity/old-naval-observatory
MLA “Old Naval Observatory.” 4ort.xyz Knowledge Graph, 4ort.xyz, 10 Apr. 2026, https://4ort.xyz/entity/old-naval-observatory.
BibTeX @misc{4ortxyz_old-naval-observatory_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Old Naval Observatory}}, year = {2026}, url = {https://4ort.xyz/entity/old-naval-observatory}, note = {Accessed: 2026-04-10}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Old Naval Observatory — https://4ort.xyz/entity/old-naval-observatory (retrieved 2026-04-10)

Canonical URL: https://4ort.xyz/entity/old-naval-observatory · Last refreshed: