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Ursids Result (2006)

The activity between λo=270°.5 and 270°.8 was clear activity. The observed peak level however was 0.6 and estimated peak was 0.5. These activity level did not show high activity.

Activity Level (using worldwide data)

Observed Peaks

Time(UT) Solar Long. Activity Level
Dec. 22nd 15h 270°.550 0.59 ± 0.31

Estimated Compornents of Geminid activity

Comp.-No. Peak Time(UT) Solar Long. A(max) FWHM(hr)
URS06C01 Dec. 22nd 19h30m 270°.720 0.5 -9.0/+3.0

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