The Latest Information of September ε-Perseids 2021

By | 11 September 2021
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Last Updated : 23:00UT

This page provides the latest activity information of September ε-Perseids 2021 by using worldwide Radio Meteor Observations from RMOB. This information was published by Hiroshi OGAWA and Hirofumi SUGIMOTO (Japan).

Summary: September ε-Perseids 2021 showed a small activity at around λ=166°.88 (September 9. 15h(UT)) with around ZHRr=15 and Activity Level Index=0.5.

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Estimated ZHRr

by Hirofumi SUGIMOTO
ZHR_R September ε-Perseids 2021

  • 40 observed data.
  • Sugimoto H. (2017). “The New Method of Estimating ZHR using Radio Meteor Observations”. eMetN, 2,109–110.

Activity Level Index

by Hiroshi Ogawa
September ε-Perseids

  • 37 observed data in 12 countries.
  • Ogawa H., Toyomasu S., Ohnishi K., and Maegawa K. (2001). “The Global Monitor of Meteor Streams by Radio Meteor Observation all over the world”. In, Warmbein Barbara, editor, Proceeding of the Meteoroids 2001 Conference, 6-10 August 2001, Swedish Institute of Space Physics, Kiruna, Sweden. ESA Publications Division, European Space Agency, Noordwijk, The Netherlands, pages 189–191.