2031 Visibility Forecast
45
Visibility Score
28.5
Expected /hr
99.2%
Moon Illum.
very_poor
49.1°
Best Alt.
at 00:00
Radiant Altitude & Hourly Rate (Peak Night)
Açıklama
Strong from southern tropics. 10-30/hr from northern latitudes before dawn. Swift meteors with persistent trains, few fireballs. Good activity for a week.
Geçmiş
Produced by Halley's Comet debris. Shares parent with Orionids.
Radiant Position
Shower Properties
IAU CodeETA
ClassMajor Shower
ZSH50
Velocity65.4 km/s
Speed ClassSwift (>50 km/s)
Pop. Index (r)2.4
Radiant RA338.0°
Radiant Dec-1.0°
Peak Sol. Lng.45.5°
Ana Cisim1P/Halley
Parent Typecomet
Best Hemispheresouthern
2031 Dates
Activity StartApr 19
Activity EndMay 28
Zirve TarihiMay 06
Moon PhaseFull Moon
Moon Condition
very_poor
Best Timepredawn
Characteristics
Persistent Trains
Fast Meteors
Extended Activity