The
North American Meteor Network (NAMN) was established in June 1995 as an electronic network of people using the Internet to share an interest in
meteorMETEOR is a metric for the evaluation of machine translation output. The metric is based on the harmonic mean of unigram precision and recall, with recall weighted higher than precision...
s. With over 600 members, NAMN has three main purposes:
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The
North American Meteor Network (NAMN) was established in June 1995 as an electronic network of people using the Internet to share an interest in
meteorMETEOR is a metric for the evaluation of machine translation output. The metric is based on the harmonic mean of unigram precision and recall, with recall weighted higher than precision...
s. With over 600 members, NAMN has three main purposes:
- to recruit amateurs into the ranks of meteor observing
- provide guidance, instructions and training in the methods of meteor observing
- coordinate meteor observations in order to collect useful data for investigating sporadic and meteor shower
A meteor shower is a celestial event in which a number of meteors are observed to radiate from one point in the night sky. These meteors are caused by streams of cosmic debris called meteoroids entering Earth's atmosphere at extremely high speed on parallel trajectories. Most are smaller than a...
activity
NAMN publishes a monthly newsletter
NAMN Notes and co-sponsors the Global Meteor Observing Forum
meteorobs.