747 Winchester (Asteroid)

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From South El Monte , 747 Winchester will become visible at around 18:05 (PST), 36° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 22:06.

Name 747 Winchester
Object type Asteroid
Current position
Computed for:12 January 2026
Right ascension:00h25m [1]
Declination:−15°32' [1]
Constellation:Cetus
Magnitude:12.41 (V) [1]
Distance:2.14 AU
17.82 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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