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Meanings and definitions for 511
What does 511 stand for? What does 511 mean?
- Year 511 (DXI) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar.
- The year 511 AD
- The number 511
- The telephone number 511, used for transportation information in many regions of the United States
- 511 keV, the energy of each of the two photons created when a positron and an electron annihilate
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