4660 Nereus (Asteroid)
From South El Monte , 4660 Nereus is visible in the dawn sky, rising at 02:47 (PDT) – 3 hours and 46 minutes before the Sun – and reaching an altitude of 25° above the south-eastern horizon before fading from view as dawn breaks at around 05:33.
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Name
4660 Nereus
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Object type
Asteroid
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Current position
| Computed for: | 04 April 2026 |
| Right ascension: | 19h44m [1] |
| Declination: | −22°28' [1] |
| Constellation: | Sagittarius |
| Magnitude: | 22.70 (V) [1] |
| Distance: | 1.77 AU 14.70 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 1.48 AU |
| Eccentricity: | 0.358788 |
| Inclination: | 1.45° |
| Longitude ascending node: | 313.11° |
| Argument of perihelion: | 159.54° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 49.82° |
| Absolute mag (H): | 18.75 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 0.95 AU |
| Aphelion: | 2.02 AU |
| Orbital period: | 1.81 years |