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JPL Small-Body Database Browser
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85310 (1994 WH5)
Classification: Main-belt Asteroid          SPK-ID: 2085310
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1943773679288202 6.217e-08  
a 2.671205084698394 1.7395e-08 au
q 2.151983271136639 1.6416e-07 au
i 1.359725474719037 6.7334e-06 deg
node 218.2742467439787 0.00030809 deg
peri 230.7920512560652 0.00030874 deg
M 186.5727506997221 1.7548e-05 deg
tp 2459368.699660836954
(2021-Jun-03.19966084)
7.9146e-05 TDB
period 1594.627597549403
4.37
1.5576e-05
4.264e-08
d
yr
n .2257580394025803 2.2052e-09 deg/d
Q 3.190426898260149 2.0776e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      8582 days (23.50 yr)  
   first obs. used      1994-10-13  
   last obs. used      2018-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:48:30  

Additional Information
 Earth MOID = 1.16878 au 
 Jupiter MOID = 2.02382 au 
 T_jup = 3.353 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO445736  

85310 (1994 WH5)          Discovered 1994-Nov-28 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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