21 Lutetia (Asteroid)

Image of 21 Lutetia
© ESA/Rosetta 2010
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From Seattle , 21 Lutetia is visible in the evening sky, becoming accessible around 17:38 (PST), 34° above your south-eastern horizon, as dusk fades to darkness. It will then reach its highest point in the sky at 20:55, 52° above your southern horizon. It will continue to be observable until around 01:31, when it sinks below 21° above your western horizon.

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Name 21 Lutetia
Object type Asteroid
Current position
Computed for:11 December 2023
Right ascension:02h09m [1]
Declination:+10°34' [1]
Magnitude:11.14 (V) [1]
Distance:1.50 AU
12.48 lightmin [1]
Angular motion (speed):26.22 arcmin/day[1]
Angular motion (pos ang):248.3°
Orbital elements [1]
Semi-major axis:2.44 AU
Longitude ascending node:80.84°
Argument of perihelion:250.30°
Epoch of elements:13 September 2023
Mean Anomaly at epoch:38.89°
Absolute mag (H):7.52 [1]
Slope parameter (G):0.15 [1]
Derived quantities
Perihelion:2.04 AU
Aphelion:2.84 AU
Orbital period:3.80 years
Visibility from Seattle

All times shown in Seattle local time.

03 Jul 2030  –  Asteroid 21 Lutetia at opposition
14 Aug 2034  –  Asteroid 21 Lutetia at opposition
26 Sep 2038  –  Asteroid 21 Lutetia at opposition
01 Jul 2049  –  Asteroid 21 Lutetia at opposition
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