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JPL Small-Body Database Browser
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(2010 WH1)
Classification: Apollo [NEO]          SPK-ID: 3552534
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.


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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 .1571724312838087 3.3658e-06  
a 1.0767336104275 1.8842e-07 au
q .9075007710316167 3.7829e-06 au
i 12.23497904838421 0.00041727 deg
node 243.7958463923621 3.3148e-05 deg
peri 97.59861073630026 0.00015777 deg
M 255.7990430836778 0.00043945 deg
tp 2458718.621795048037
(2019-Aug-23.12179505)
0.0005274 TDB
period 408.0945845002333
1.12
0.00010712
2.933e-07
d
yr
n .8821484373306949 2.3155e-07 deg/d
Q 1.245966449823384 2.1803e-07 au
  Orbit Determination Parameters
   # obs. used (total)      23  
   data-arc span      3109 days (8.51 yr)  
   first obs. used      2010-11-27  
   last obs. used      2019-06-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .56702  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jun-02 07:42:03  

Additional Information
 Earth MOID = .0331933 au 
 Jupiter MOID = 4.00112 au 
 T_jup = 5.711 
[ 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 26.0   n/a MPO190035  

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