747 Winchester (Asteroid)

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From South El Monte , 747 Winchester will become visible at around 19:56 (PDT), 22° above your western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 2 hours and 54 minutes after the Sun at 21:51.

Name 747 Winchester
Object type Asteroid
Current position
Computed for:13 March 2026
Right ascension:02h22m [1]
Declination:−00°01' [1]
Constellation:Cetus
Magnitude:12.58 (V) [1]
Distance:2.59 AU
21.58 lightmin [1]
Orbital elements [1]
Semi-major axis:3.00 AU
Eccentricity:0.339693
Inclination:18.22°
Longitude ascending node:129.05°
Argument of perihelion:277.65°
Epoch of elements:21 Nov 2025
Mean Anomaly at epoch:341.52°
Absolute mag (H):8.03 [1]
Slope parameter (G):0.15 [1]
Derived quantities
Perihelion:1.98 AU
Aphelion:4.02 AU
Orbital period:5.19 years

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