Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun astronomy number of meteors a single observer would see in one hour under a clear, dark sky (i.e. upto the limiting apparent magnitude of 6.5).
Etymologies
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Examples
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The ZHR (Zenithal Hourly Rate which is a measure of how many meteors one can see in an hour) for Geminids is about 50-100, which is quite high, Devgun said.
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The ZHR (Zenithal Hourly Rate which is a measure of how many meteors one can see in an hour) for Geminids is about 50-100, which is quite high, Devgun said.
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