124 Alkeste (Asteroid)

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From South El Monte , 124 Alkeste will become visible at around 19:57 (PDT), 33° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 23:53.

Name 124 Alkeste
Object type Asteroid
Current position
Computed for:15 September 2025
Right ascension:17h37m [1]
Declination:−20°05' [1]
Constellation:Ophiuchus
Magnitude:12.89 (V) [1]
Distance:2.21 AU
18.38 lightmin [1]
Angular motion (speed):16.32 arcmin/day[1]
Angular motion (pos ang):271.4°
Orbital elements [1]
Semi-major axis:2.63 AU
Eccentricity:0.078314
Inclination:2.96°
Longitude ascending node:187.91°
Argument of perihelion:61.69°
Epoch of elements:25 January 2025
Mean Anomaly at epoch:339.76°
Absolute mag (H):8.08 [1]
Slope parameter (G):0.15 [1]
Derived quantities
Perihelion:2.42 AU
Aphelion:2.84 AU
Orbital period:4.26 years

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