2997 Cabrera

From Wikipedia, the free encyclopedia
Jump to: navigation, search
2997 Cabrera
Discovery [1]
Discovered by Felix Aguilar Obs.
Discovery site El Leoncito Complex
Discovery date 17 June 1974
Designations
MPC designation 2997 Cabrera
Named after
Ascención L. Cabrera (astronomer)[2]
1974 MJ · 1950 TA4
1977 EZ7
main-belt
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 23925 days (65.50 yr)
Aphelion 3.0620 AU (458.07 Gm)
Perihelion 2.0488 AU (306.50 Gm)
2.5554 AU (382.28 Gm)
Eccentricity 0.19825
4.08 yr (1492.0 d)
17.412°
0° 14m 28.608s / day
Inclination 7.1904°
355.12°
349.98°
Earth MOID 1.04013 AU (155.601 Gm)
Jupiter MOID 2.34371 AU (350.614 Gm)
Jupiter Tisserand parameter 3.399
Physical characteristics
12.7

2997 Cabrera, provisional designation 1974 MJ, is a main-belt asteroid discovered by the Felix Aguilar Observatory at Leoncito Astronomical Complex, Argentina, on 17 June 1974. It orbits the Sun at a distance of 2.0–3.1 AU every 4.09 years.[1]

It is named after Argentine astronomer Ascención Laurentino Cabrera (1917–2003), long on the staff of the La Plata Observatory and collaborator at the Argentine National Observatory.[2]

References[edit]

  1. ^ a b c "JPL Small-Body Database Browser: 2997 Cabrera (1974 MJ)" (2015-09-15 last obs.). Jet Propulsion Laboratory. Retrieved 14 April 2016. 
  2. ^ a b Schmadel, Lutz D. (2003). Dictionary of Minor Planet Names – (2997) Cabrera. Springer Berlin Heidelberg. p. 246. ISBN 978-3-540-29925-7. Retrieved 17 October 2015. 

External links[edit]