72 DPI Image
150 DPI Image
300 DPI Image
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| Title: |
GPS; Internet |
| Description: |
The Sistema Interamericano de Metrologia (SIM) time and frequency network spans a large geographical area, connecting Canada, the United States, Mexico, Panama, and Brazil. The baseline from the National Institute of Standards and Technology to the Brazilian national metrology institute is 9500 km.
*PHY, metrology, GPS
See also http://www.nist.gov/public_affairs/techbeat/tb2007_0119.htm#time.
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| Subjects (names): |
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| Topics/Categories: |
Metrology, Basic Units--Length
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| Type: |
Graphic/illustration |
| Source: |
National Institute of Standards and Technology |
Credit Line as it should
appear in print: |
Credit NIST |
| AV Number: |
07PHY002 |
| Date Created: |
January 19, 2007 |
| Date Entered: |
1/19/2007 |
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