99942 Apophis (Asteroid)
From South El Monte , 99942 Apophis is not observable – it will reach its highest point in the sky during daytime and is no higher than 4° above the horizon at dusk.
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Name
99942 Apophis
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Object type
Asteroid
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Current position
| Computed for: | 21 July 2026 |
| Right ascension: | 10h07m [1] |
| Declination: | +10°39' [1] |
| Constellation: | Leo |
| Magnitude: | 21.70 (V) [1] |
| Distance: | 1.78 AU 14.81 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 0.92 AU |
| Eccentricity: | 0.191149 |
| Inclination: | 3.34° |
| Longitude ascending node: | 203.89° |
| Argument of perihelion: | 126.68° |
| Epoch of elements: | 9 Jun 2026 |
| Mean Anomaly at epoch: | 175.33° |
| Absolute mag (H): | 19.00 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 0.75 AU |
| Aphelion: | 1.10 AU |
| Orbital period: | 0.89 years |
Source