International Latitude Observatory
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| Address | 100 Desellum Ave, Gaithersburg, MD 20877, United States |
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| Opened | 1899 |
| Area | 9308 |
| Hours | Open ⋅ Closes 5PM |
| Phone | +1 301-258-6350 |
| Date of Reg. | |
| Date of Upd. | |
| ID | 3184715 |
About International Latitude Observatory
The Gaithersburg Latitude Observatory is a historic astronomical observatory on DeSellum Avenue in Gaithersburg, Maryland. It was established in 1899 as part of a system of six International Latitude Observatories to precisely measure the wobble of the Earth's rotating axis.
Where is the International Latitude Observatory
Click on the photo of International Latitude Observatory to view it on Google Maps.