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Perseids Results(2013)

2013 Perseids was same as annual year (such as 2012 and 2010). The peak time with ealrier was similar result as last year.

Activity Level (using worldwide data)

2013Perseids結果

Observed Peaks

Time(UT) Solar Long. Activity Level
Aug.12 10h 139°.695 1.47 ± 0.32
Aug.12 15h 139°.895 1.46 ± 0.27

Estimated Compornents of Perseid activity

Comp.No. Peak Time(UT) Solar Long. A(max) FWHM(hr)
PER13C01 Aug.12 16h30m 139°.935 1.5 -13.0/+14.0

Parameter

  • Radiant : α = 46°.2, δ = +57°.4
  • Radian Elevation : 25° < h
  • Using data within ± 0.50 σ in all observed data.

Reference

  • Structure of meteor activity is estimated by "Lorentz profile".
  • Observed data provided by RMOJ and RMOB