121509 1999 TW308 (Asteroid)
From Fairfield , 121509 1999 TW308 is not readily observable since it is very close to the Sun, at a separation of only 20° from it.
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Name
121509 1999 TW308
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Object type
Asteroid
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Current position
| Computed for: | 04 May 2024 |
| Right ascension: | 01h19m [1] |
| Declination: | +15°22' [1] |
| Constellation: | Pisces |
| Magnitude: | 20.40 (V) [1] |
| Distance: | 3.32 AU 27.59 lightmin [1] |
| Angular motion (speed): | 12.33 arcmin/day[1] |
| Angular motion (pos ang): | 238.8° |
Orbital elements [1]
| Semi-major axis: | 2.85 AU |
| Eccentricity: | 0.165833 |
| Inclination: | 13.47° |
| Longitude ascending node: | 334.81° |
| Argument of perihelion: | 61.72° |
| Epoch of elements: | 31 March 2024 |
| Mean Anomaly at epoch: | 338.96° |
| Absolute mag (H): | 15.31 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.38 AU |
| Aphelion: | 3.33 AU |
| Orbital period: | 4.82 years |