103 Hera (Asteroid)
From South El Monte , 103 Hera is visible in the dawn sky, rising at 03:32 (PDT) – 3 hours and 0 minutes before the Sun – and reaching an altitude of 23° above the eastern horizon before fading from view as dawn breaks at around 05:32.
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Name
103 Hera
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Object type
Asteroid
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Current position
| Computed for: | 14 September 2025 |
| Right ascension: | 09h02m [1] |
| Declination: | +15°42' [1] |
| Constellation: | Cancer |
| Magnitude: | 13.60 (V) [1] |
| Distance: | 3.62 AU 30.14 lightmin [1] |
| Angular motion (speed): | 8.95 arcmin/day[1] |
| Angular motion (pos ang): | 280.8° |
Orbital elements [1]
| Semi-major axis: | 2.70 AU |
| Eccentricity: | 0.079793 |
| Inclination: | 5.42° |
| Longitude ascending node: | 136.01° |
| Argument of perihelion: | 190.25° |
| Epoch of elements: | 25 January 2025 |
| Mean Anomaly at epoch: | 99.29° |
| Absolute mag (H): | 7.76 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.49 AU |
| Aphelion: | 2.92 AU |
| Orbital period: | 4.45 years |