Orionids

2083 2084 2085

2084 Visibility Forecast

59
Visibility Score
15.0
Expected /hr
70.9%
Moon Illum.
poor
65.4°
Best Alt.
at 21:00

Radiant Altitude & Hourly Rate (Peak Night)

คำอธิบาย

Medium strength, sometimes reaching high activity (50-75/hr in 2006-2009). Swift with persistent trains.

History

Shares parent body (Halley's Comet) with eta Aquariids. Earth crosses Halley's outbound orbit.

Radiant Position

Shower Properties

IAU CodeORI
ClassMajor Shower

ZHR20
Velocity66.0 km/s
Speed ClassSwift (>50 km/s)
Pop. Index (r)2.5

Radiant RA95.0°
Radiant Dec+15.8°
Peak Sol. Lng.208.0°

Parent Body1P/Halley
Parent Typecomet
Best Hemisphereboth

2084 Dates

Activity StartOct 02
Activity EndNov 07
Peak DateOct 19

Moon PhaseWaxing Gibbous
Moon Condition poor
Best Timepredawn

Characteristics

Fast Meteors Variable Rates Persistent Trains