sigma Hydrids

2020 2021 2022

2021 Visibility Forecast

62
Visibility Score
2.3
Expected /hr
16.1%
Moon Illum.
good
51.5°
Best Alt.
at 20:00

Radiant Altitude & Hourly Rate (Peak Night)

คำอธิบาย

Weak shower with swift meteors.

History

Part of the December meteor shower complex.

Radiant Position

Shower Properties

IAU CodeHYD
ClassWeak Shower

ZHR3
Velocity58.0 km/s
Speed ClassSwift (>50 km/s)
Pop. Index (r)3.0

Radiant RA127.0°
Radiant Dec+2.0°
Peak Sol. Lng.257.0°

Parent BodyUnknown
Parent Typeunknown
Best Hemisphereboth

2021 Dates

Activity StartDec 03
Activity EndDec 15
Peak DateDec 08

Moon PhaseWaxing Crescent
Moon Condition good
Best Timeafter_midnight

Characteristics

Weak Activity Fast Meteors