747 Winchester (Asteroid)
From South El Monte , 747 Winchester will become visible at around 18:46 (PST), 27° above your south-western horizon, as dusk fades to darkness. It will then sink towards the horizon, setting 3 hours and 20 minutes after the Sun at 21:06.
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Name
747 Winchester
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Object type
Asteroid
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Current position
| Computed for: | 28 February 2026 |
| Right ascension: | 01h55m [1] |
| Declination: | −03°18' [1] |
| Constellation: | Cetus |
| Magnitude: | 12.56 (V) [1] |
| Distance: | 2.50 AU 20.82 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 |