2027 Visibility Forecast
59
Visibility Score
15.0
Expected /hr
70.3%
Moon Illum.
poor
65.4°
Best Alt.
at 21:00
Radiant Altitude & Hourly Rate (Peak Night)
Açıklama
Medium strength, sometimes reaching high activity (50-75/hr in 2006-2009). Swift with persistent trains.
Geçmiş
Shares parent body (Halley's Comet) with eta Aquariids. Earth crosses Halley's outbound orbit.
Radiant Position
Shower Properties
IAU CodeORI
ClassMajor Shower
ZSH20
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°
Ana Cisim1P/Halley
Parent Typecomet
Best Hemisphereboth
2027 Dates
Activity StartOct 02
Activity EndNov 07
Zirve TarihiOct 20
Moon PhaseWaxing Gibbous
Moon Condition
poor
Best Timepredawn
Characteristics
Fast Meteors
Variable Rates
Persistent Trains