Geomagnetism San Juan
Detailed Description
Absolutes, variations and proton buildings (left to right) at San Juan magnetic observatory, Cayey, Puerto Rico.
Sources/Usage
Public Domain.
Related
San Juan (SJG)
The Geomagnetism Program has operated an observatory at Puerto Rico since 1903. The current observatory site, consisting of 36 acres in the mountains near Cayey, has been in use since 1965.
Related
San Juan (SJG)
The Geomagnetism Program has operated an observatory at Puerto Rico since 1903. The current observatory site, consisting of 36 acres in the mountains near Cayey, has been in use since 1965.