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8105 (1994 WH2)
Classification: Main-belt Asteroid          SPK-ID: 2008105
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08457475351671584 4.8869e-08  
a 2.268775407811768 1.3837e-08 AU
q 2.076894286911301 1.1477e-07 AU
i 5.107885479435595 6.716e-06 deg
node 156.5333703608171 5.7626e-05 deg
peri 293.1079507949352 7.4276e-05 deg
M 289.8101976807973 4.8586e-05 deg
tp 2457243.864487224166
(2015-Aug-09.36448722)
0.0001694 JED
period 1248.204333191728
3.42
1.1419e-05
3.126e-08
d
yr
n .2884143168125846 2.6386e-09 deg/d
Q 2.460656528712235 1.5008e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      8792 days (24.07 yr)  
   first obs. used      1990-09-14  
   last obs. used      2014-10-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52002  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 13:06:18  

Additional Information
 Earth MOID = 1.0994 AU 
 T_jup = 3.604 
[ 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 13.8 mag n/a MPO263421  

8105 (1994 WH2)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1994 WH2 = 1987 UR2 = 1990 RC10 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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