729 Watsonia (Asteroid)
From South El Monte , 729 Watsonia is not readily observable since it is very close to the Sun, at a separation of only 21° from it.
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Name
729 Watsonia
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Object type
Asteroid
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Current position
| Computed for: | 25 June 2026 |
| Right ascension: | 07h46m [1] |
| Declination: | +20°44' [1] |
| Constellation: | Gemini |
| Magnitude: | 15.11 (V) [1] |
| Distance: | 3.65 AU 30.38 lightmin [1] |
Orbital elements [1]
| Semi-major axis: | 2.76 AU |
| Eccentricity: | 0.095168 |
| Inclination: | 18.06° |
| Longitude ascending node: | 124.29° |
| Argument of perihelion: | 86.64° |
| Epoch of elements: | 9 Jun 2026 |
| Mean Anomaly at epoch: | 278.81° |
| Absolute mag (H): | 9.56 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.50 AU |
| Aphelion: | 3.03 AU |
| Orbital period: | 4.59 years |
Source