HOME > Results > Ursids > Result(2008)

Ursids Result (2008)

Ursids in 2008 was similar reslut as 2006 and 2007. FWHM was five hours. The peak time came around λo=2706deg;.5. This peak time is earlier than visual one(λo=270°.7).

Activity Level (using worldwide data)

Observed Peaks

Time(UT) Solar Long. Activity Level
Dec. 22nd 03h 270°.532 0.67 ± 0.26

Estimated Compornents of Geminid activity

Comp.-No. Peak Time(UT) Solar Long. A(max) FWHM(hr)
URS08C01 Dec. 22nd 03h30m 270°.532 0.5 -3.0/+2.0

Parameter

  • Radiant : α = 217°, δ = +76°
  • Radian Elevation : 25° < h < 70°
  • Using data within ± 0.75 σ in all observed data.

Reference

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