728 Leonisis (Asteroid)
From South El Monte , 728 Leonisis is not readily observable since it is very close to the Sun, at a separation of only 14° from it.
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Name
728 Leonisis
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Object type
Asteroid
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Current position
| Computed for: | 05 June 2026 |
| Right ascension: | 03h51m [1] |
| Declination: | +18°40' [1] |
| Constellation: | Taurus |
| Magnitude: | 17.63 (V) [1] |
| Distance: | 3.19 AU 26.51 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.25 AU |
| Eccentricity: | 0.087466 |
| Inclination: | 4.26° |
| Longitude ascending node: | 82.55° |
| Argument of perihelion: | 56.02° |
| Epoch of elements: | 9 Jun 2026 |
| Mean Anomaly at epoch: | 285.52° |
| Absolute mag (H): | 12.86 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.06 AU |
| Aphelion: | 2.45 AU |
| Orbital period: | 3.38 years |
Source