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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1574591521756009 3.3766e-06  
a 1.076511834377978 1.8887e-07 au
q .9070051936298207 3.794e-06 au
i 12.21740828848019 0.00041866 deg
node 243.7478676525448 3.2791e-05 deg
peri 97.65256314004866 0.00015383 deg
M 248.7784834972979 0.00052737 deg
tp 2459126.541322449956
(2020-Oct-04.04132245)
0.00062962 TDB
period 407.9685074324798
1.12
0.00010736
2.939e-07
d
yr
n .8824210531975468 2.3222e-07 deg/d
Q 1.246018475126135 2.1861e-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 = .0330256 au 
 Jupiter MOID = 4.00161 au 
 T_jup = 5.712 
[ 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 26.2   n/a MPO477635  

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