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13162 Ryokkochigaku (1995 UK44)
Classification: Main-belt Asteroid          SPK-ID: 2013162
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1454809898081729 5.9076e-08  
a 2.356144954913818 1.3587e-08 AU
q 2.013370654741423 1.3868e-07 AU
i 5.765361351711229 6.2505e-06 deg
node 254.8210065678976 6.1029e-05 deg
peri 93.6051340283161 6.4645e-05 deg
M 136.4561854664021 2.1909e-05 deg
tp 2456499.783202041481
(2013-Jul-26.28320204)
7.9234e-05 JED
period 1320.995795455893
3.62
1.1427e-05
3.129e-08
d
yr
n .2725216849579443 2.3573e-09 deg/d
Q 2.698919255086213 1.5564e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1019  
   data-arc span      13797 days (37.77 yr)  
   first obs. used      1976-05-02  
   last obs. used      2014-02-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49963  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:34:27  

Additional Information
 Earth MOID = 1.01725 AU 
 T_jup = 3.533 
[ 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 13.9 mag n/a MPO266028  

13162 Ryokkochigaku           Discovered 1995 Oct. 22 by M. Hirasawa and S. Suzuki at Nyukasa.
Ryokkochigaku is the nickname of the Yokohama Midorigaoka High School earth-science club, known for its research of whale fossils and observation of solar prominences. The discoverers of this minor planet were members of Ryokkochigaku.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120703/MPCPages.arcLast Updated: 2012-07-09

Alternate Designations
 1995 UK44 = 1976 JC10 = 1980 NR 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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