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 by Johann Palisa
Discovery date 31 October 1888
Designations
MPC designation (281) Lucretia
Named after
Caroline Lucretia Herschel
A906 FD; 1948 EK;
1984 JX
Main belt (Flora family)
Orbital characteristics[1]
Epoch 31 July 2016 (JD 2457600.5)
Uncertainty parameter 0
Observation arc 126.00 yr (46020 d)
Aphelion 2.47750 AU (370.629 Gm)
Perihelion 1.89821 AU (283.968 Gm)
2.18786 AU (327.299 Gm)
Eccentricity 0.13239
3.24 yr (1182.0 d)
161.880°
0° 18m 16.423s / day
Inclination 5.30407°
31.4134°
16.7540°
Physical characteristics
Dimensions 11.76±0.9 km[1]
12 km [2]
Mean density
~2.7 g/cm³[3]
0.181 d (4.348 h)[4]
0.1987±0.035[1]
0.199 [2]
S[5]
12.02

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.

References[edit]

  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.is
  3. ^ G. A. Krasinsky; et al. (2002). "Hidden Mass in the Asteroid Belt". Icarus. 158: 98. 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 2016-02-27. 

External links[edit]