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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 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08506918446405876 3.6998e-08  
a 2.269174563089666 1.0131e-08 au
q 2.076137733601041 8.2936e-08 au
i 5.108023297414694 6.4424e-06 deg
node 156.531585251072 4.2838e-05 deg
peri 293.2103404290214 6.02e-05 deg
M 102.719926874151 4.15e-05 deg
tp 2457244.251956801643
(2015-Aug-09.75195680)
0.00014359 JED
period 1248.533750501354
3.42
8.3615e-06
2.289e-08
d
yr
n .2883382206171363 1.931e-09 deg/d
Q 2.46221139257829 1.0993e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1323  
   data-arc span      9337 days (25.56 yr)  
   first obs. used      1990-09-14  
   last obs. used      2016-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51802  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:01:12  

Additional Information
 Earth MOID = 1.09729 au 
 Jupiter MOID = 2.66907 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 13.9 mag n/a MPO347591  

8105 (1994 WH2)          Discovered 1994-Nov-28 by Ueda, S., Kaneda, H. at Kushiro
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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