747 Winchester (Asteroid)
From South El Monte , 747 Winchester is visible between 21:58 and 02:20. It will become accessible at around 21:58, when it rises to an altitude of 21° above your south-eastern horizon. It will reach its highest point in the sky at 00:09, 29° above your southern horizon. It will become inaccessible at around 02:20 when it sinks below 21° above your south-western horizon.
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Name
747 Winchester
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Object type
Asteroid
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Current position
| Computed for: | 18 September 2025 |
| Right ascension: | 23h07m [1] |
| Declination: | −26°28' [1] |
| Constellation: | Sculptor |
| Magnitude: | 11.12 (V) [1] |
| Distance: | 1.32 AU 10.99 lightmin [1] |
| Angular motion (speed): | 31.36 arcmin/day[1] |
| Angular motion (pos ang): | 265.4° |
Orbital elements [1]
| Semi-major axis: | 3.00 AU |
| Eccentricity: | 0.339817 |
| Inclination: | 18.22° |
| Longitude ascending node: | 129.05° |
| Argument of perihelion: | 277.61° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 284.64° |
| Absolute mag (H): | 8.04 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 1.98 AU |
| Aphelion: | 4.02 AU |
| Orbital period: | 5.20 years |