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(2007 WD5)
Classification: Apollo [NEO]          SPK-ID: 3395991
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5950732783048971 0.00018771  
a 2.453255363636095 0.02254 au
q .9933886518780914 0.0095874 au
i 2.442989205219119 0.022027 deg
node 68.28107315575768 0.33556 deg
peri 310.1079903762202 0.88659 deg
M 152.9413299443079 15.984 deg
tp 2458604.241032043755
(2019-Apr-30.74103204)
54.1 TDB
period 1403.500470032606
3.84
19.342
0.05296
d
yr
n .2565015172325781 0.003535 deg/d
Q 3.913122075394099 0.035953 au
  Orbit Determination Parameters
   # obs. used (total)      44  
   data-arc span      62 days  
   first obs. used      2007-11-08  
   last obs. used      2008-01-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .43939  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:05:00  

Additional Information
 Earth MOID = .0267403 au 
 Jupiter MOID = 1.5503 au 
 T_jup = 3.224 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 24.3   n/a MPO143292  

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