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164589 La Sagra
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Main-belt asteroid
December 2018
yes
164589 La Sagra
#D6D6D6
OAM
La Sagra Obs.
11 August 2007
(164589) La Sagra
2007 PC 112000 WD 1962003 OS 322006 FH 21
l a: ' s a: g r @
Sierra de La SagraLa Sagra Observatory(mountain and observatory)
main-belt(inner)Euterpe
27 April 2019 (JD 2458600.5)
0
25.59 yr (9,347 d)
2.9805 AU
1.9053 AU
2.4429 AU
0.2201
3.82 yr (1,395 d)
41.049°
0.2581 ms / day
1.3394°
128.30°
175.08°
1.2 km (est. at 0.26)
S (likely)
16.6
164589 La Sagra (provisional designation 2007 PC 11) is an asteroid of the Euterpe family from the inner regions of the asteroid belt. It is approximately 1.2 km mi off 2 us in diameter. It was discovered on 11 August 2007, by astronomers of the Astronomical Observatory of Mallorca at its robotic La Sagra Observatory in Grenada, Spain. It was named after Mount La Sagra and the discovering La Sagra Observatory.
Orbit and classification
La Sagra is a member of the Euterpe family (410), a small family of stony asteroids named after its principal body, 27 Euterpe. It orbits the Sun in the inner asteroid belt at a distance of 1.9–3.0 AU, completing an orbit once every 3 years and 10 months (1,395 days; semi-major axis of 2.44 AU). Its orbit has an eccentricity of 0.22 and an inclination of 1° with respect to the ecliptic. Its observation arc begins with a precovery taken by Spacewatch in October 1992, nearly 15 years prior to its official discovery observation at La Sagra Observatory.
Naming
This minor planet takes its name from the mountain La Sagra ("Sierra de La Sagra"; 2,382 meters above sea level), the highest mountain of the Prebetic mountain range, on whose north hillside the La Sagra Observatory is located. It was the observatory's first numbered discovery. The official 164589 naming citation was published by the Minor Planet Center on 21 March 2008 (M.P.C. 62357).
Physical characteristics
Since Euterpe asteroids are of silicaceous rather than carbonaceous composition, with a relatively high albedo around 0.26 (also see list of families), La Sagra measures approximately 1.2 kilometer in diameter, based on an absolute magnitude of 16.6. As of 2018, no rotational lightcurve of La Sagra has been obtained from photometric observations. The body's rotation period, pole and shape remain unknown.
References
30em 2018-05-24 last obs.
JPL Small-Body Database Browser: 164589 La Sagra (2007 PC11)
https://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2164589
Jet Propulsion Laboratory
3 December 2018
164589 La Sagra (2007 PC11)
Minor Planet Center
https://www.minorplanetcenter.net/db_search/show_object?object_id=164589
3 December 2018
MPC/MPO/MPS Archive
Minor Planet Center
https://www.minorplanetcenter.net/iau/ECS/MPCArchive/MPCArchive_TBL.html
3 December 2018
Asteroid 164589 La Sagra
Small Bodies Data Ferret
https://sbntools.psi.edu/ferret/SimpleSearch/results.action?targetName=164589+La+Sagra
3 December 2018
https://web.archive.org/web/20181204170449/https://sbntools.psi.edu/ferret/SimpleSearch/results.action?targetName=164589+La+Sagra
4 December 2018
dead
D. Nesvorný
M. Broz
V. Carruba
December 2014
Identification and Dynamical Properties of Asteroid Families
Asteroids IV
297–321
2015aste.book..297N
10.2458/azu_uapress_9780816532131-ch016
1502.01628
9780816532131
Asteroid Size Estimator
CNEOS NASA/JPL
https://cneos.jpl.nasa.gov/tools/ast_size_est.html
3 December 2018
164589
3 December 2018
External links
Observatori Astronòmic de Mallorca
Dictionary of Minor Planet Names, Google books
Discovery Circumstances: Numbered Minor Planets (160001)-(165000) – Minor Planet Center
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Category:Named minor planets
20070811