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5355 Akihiro (1991 CA)
Classification: Main-belt Asteroid          SPK-ID: 2005355
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1678447402846867 4.247e-08  
a 2.311132716236647 1.073e-08 AU
q 1.923221245716464 1.008e-07 AU
i .7436460734881898 4.3789e-06 deg
node 193.1332394582893 0.0003372 deg
peri 12.99353951897956 0.00033771 deg
M 236.7498512656123 1.9135e-05 deg
tp 2457439.860192989489
(2016-Feb-21.36019299)
6.9533e-05 JED
period 1283.322341598812
3.51
8.9374e-06
2.447e-08
d
yr
n .2805218831860267 1.9536e-09 deg/d
Q 2.699044186756829 1.2531e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1639  
   data-arc span      21521 days (58.92 yr)  
   first obs. used      1956-03-17  
   last obs. used      2015-02-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48555  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 13:58:22  

Additional Information
 Earth MOID = .920377 AU 
 T_jup = 3.565 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.0 mag n/a MPO313463  

5355 Akihiro           Discovered 1991 Feb. 3 by S. Ueda and H. Kaneda at Kushiro.
Named in honor of Akihiro Ueda (b. 1983), son of the first discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19960828/MPCPages.arcLast Updated: 2003-09-26

Alternate Designations
 1991 CA = 1942 GR = 1956 FA = 1956 GO = 1963 FG = 1977 DA5 = 1977 FU1 = 1978 RV3 = 1979 YX5 = 1986 WR6 = 1989 SC11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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