357 Ninina (Asteroid)
From South El Monte , 357 Ninina is visible in the evening sky, becoming accessible around 17:48 (PST), 22° above your eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 21:52, 54° above your southern horizon. It will continue to be observable until around 02:02, when it sinks below 21° above your western horizon.
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Name
357 Ninina
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Object type
Asteroid
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Current position
| Computed for: | 17 December 2025 |
| Right ascension: | 03h49m [1] |
| Declination: | −01°00' [1] |
| Constellation: | Eridanus |
| Magnitude: | 13.62 (V) [1] |
| Distance: | 2.08 AU 17.30 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 3.15 AU |
| Eccentricity: | 0.077903 |
| Inclination: | 15.06° |
| Longitude ascending node: | 137.61° |
| Argument of perihelion: | 256.39° |
| Epoch of elements: | 21 Nov 2025 |
| Mean Anomaly at epoch: | 21.41° |
| Absolute mag (H): | 8.99 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.90 AU |
| Aphelion: | 3.39 AU |
| Orbital period: | 5.59 years |