15415 Rika

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15415 Rika
Discovery
Discovered by A. Nakamura
Discovery site Kuma Kogen
Discovery date 4 February 1998
Designations
MPC designation (15415) Rika
1998 CA1
Orbital characteristics[1]
Epoch 13 January 2016 (JD 2457400.5)
Uncertainty parameter 0
Observation arc 22096 days (60.50 yr)
Aphelion 2.7051 AU (404.68 Gm)
Perihelion 1.6970 AU (253.87 Gm)
2.2010 AU (329.26 Gm)
Eccentricity 0.22900
3.27 yr (1192.7 d)
312.787°
0° 18m 6.588s / day
Inclination 7.4806°
327.388°
28.717°
Physical characteristics
6.3632 h (0.26513 d)
14.2

15415 Rika (1998 CA1) is a main-belt asteroid discovered on February 4, 1998, by A. Nakamura at Kuma Kogen.

Photometric observations of this asteroid collected during 2006 show a rotation period of 6.3636 ± 0.0008 hours with a brightness variation of 1.05 magnitude.[2]

References[edit]

  1. ^ "15415 Rika (1998 CA1)". JPL Small-Body Database. NASA/Jet Propulsion Laboratory. Retrieved 9 April 2016. 
  2. ^ Husárik, M.; Kušnirák, P. (February 2008), "Relative photometry of numbered asteroids (1314), (2257), (3541), (4080), (4155), (12081) and (15415)", Contributions of the Astronomical Observatory Skalnaté Pleso, 38 (1): 47–60, Bibcode:2008CoSka..38...47H. 

External links[edit]