281 Lucretia

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281 Lucretia
281Lucretia (Lightcurve Inversion).png
A three-dimensional model of 281 Lucretia based on its light curve
Discovery
Discovered byJohann Palisa
Discovery date31 October 1888
Designations
MPC designation
(281) Lucretia
Pronunciation/luːˈkriːʃə/
Named after
Caroline Lucretia Herschel
A906 FD; 1948 EK;
1984 JX
Minor planet category
Main belt (Flora family)
Orbital characteristics [1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc126.00 yr (46020 d)
Aphelion2.47750 AU (370.629 Gm)
Perihelion1.89821 AU (283.968 Gm)
2.18786 AU (327.299 Gm)
Eccentricity0.13239
3.24 yr (1182.0 d)
161.880°
0° 18m 16.423s / day
Inclination5.30407°
31.4134°
16.7540°
Physical characteristics
Dimensions11.76±0.9 km [1]
12 km [2]
Mean density
~2.7 g/cm3[3]
Synodic rotation period
0.181 d (4.348 h)[4]
0.1987±0.035 [1]
0.199 [2]
S [5]
Absolute magnitude (H)
12.02

Lucretia (minor planet designation: 281 Lucretia) is an asteroid belonging to the Flora family in the Main Belt.[4]

It was discovered by Johann Palisa on 31 October 1888 in Vienna. It is named for the middle name of Caroline Herschel, one of the first female astronomers.[6]

References[]

  1. ^ a b c "281 Lucretia". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 11 May 2016.
  2. ^ a b Supplemental IRAS Minor Planet Survey Archived June 23, 2006, at archive.today
  3. ^ G. A. Krasinsky; et al. (2002). "Hidden Mass in the Asteroid Belt". Icarus. 158 (1): 98–105. Bibcode:2002Icar..158...98K. doi:10.1006/icar.2002.6837.
  4. ^ a b Kryszczynska, A.; et al. (October 2012). "Do Slivan states exist in the Flora family?. I. Photometric survey of the Flora region". Astronomy & Astrophysics. 546: 51. Bibcode:2012A&A...546A..72K. doi:10.1051/0004-6361/201219199. A72.
  5. ^ "Asteroid Taxonomy". Planetary Science Institute. Retrieved 27 February 2016.
  6. ^ Schmadel, Lutz D. (2007). "(281) Lucretia". Dictionary of Minor Planet Names – (281) Lucretia. Springer Berlin Heidelberg. p. 38. doi:10.1007/978-3-540-29925-7_282. ISBN 978-3-540-00238-3.

External links[]


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