21 Lutetia (Asteroid)
© ESA/Rosetta 2010
From Fairfield , 21 Lutetia is visible in the morning sky, becoming accessible around 00:37, when it reaches an altitude of 21° above your eastern horizon. It will then reach its highest point in the sky at 05:25, 61° above your southern horizon. It will be lost to dawn twilight around 05:48, 61° above your southern horizon.
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Name
21 Lutetia
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Object type
Asteroid
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Current position
| Computed for: | 03 December 2024 |
| Right ascension: | 10h23m [1] |
| Declination: | +12°56' [1] |
| Constellation: | Leo |
| Magnitude: | 12.74 (V) [1] |
| Distance: | 2.49 AU 20.73 lightmin [1] |
| Angular motion (speed): | 11.90 arcmin/day[1] |
| Angular motion (pos ang): | 290.3° |
Orbital elements [1]
| Semi-major axis: | 2.43 AU |
| Eccentricity: | 0.164696 |
| Inclination: | 3.06° |
| Longitude ascending node: | 80.84° |
| Argument of perihelion: | 250.03° |
| Epoch of elements: | 17 October 2024 |
| Mean Anomaly at epoch: | 142.87° |
| Absolute mag (H): | 7.51 [1] |
| Slope parameter (G): | 0.15 [1] |
Derived quantities
| Perihelion: | 2.03 AU |
| Aphelion: | 2.84 AU |
| Orbital period: | 3.80 years |
Events
| 04 Jul 2030 | – Asteroid 21 Lutetia at opposition |
| 16 Aug 2034 | – Asteroid 21 Lutetia at opposition |
| 29 Sep 2038 | – Asteroid 21 Lutetia at opposition |
| 06 Jul 2049 | – Asteroid 21 Lutetia at opposition |
Printable finder charts
