21 Lutetia (Asteroid)

From Cambridge , 21 Lutetia will become visible at around 20:39 (EDT), 66° above your southern horizon, as dusk fades to darkness. It will then sink towards the horizon, setting at 03:44.
Name
21 Lutetia
|
Object type
Asteroid
|
Computed for: | 17 April 2025 |
Right ascension: | 09h30m [1] |
Declination: | +18°37' [1] |
Constellation: | Leo |
Magnitude: | 12.54 (V) [1] |
Distance: | 2.30 AU 19.11 lightmin [1] |
Angular motion (speed): | 13.05 arcmin/day[1] |
Angular motion (pos ang): | 286.5° |
Semi-major axis: | 2.43 AU |
Eccentricity: | 0.164755 |
Inclination: | 3.06° |
Longitude ascending node: | 80.84° |
Argument of perihelion: | 250.00° |
Epoch of elements: | 25 January 2025 |
Mean Anomaly at epoch: | 168.86° |
Absolute mag (H): | 7.50 [1] |
Slope parameter (G): | 0.15 [1] |
Perihelion: | 2.03 AU |
Aphelion: | 2.83 AU |
Orbital period: | 3.80 years |
All times shown in Cambridge local time.
04 Jul 2030 | – Asteroid 21 Lutetia at opposition |
16 Aug 2034 | – Asteroid 21 Lutetia at opposition |
29 Sep 2038 | – Asteroid 21 Lutetia at opposition |
07 Jul 2049 | – Asteroid 21 Lutetia at opposition |