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(2013 HT25)
Classification: Apollo [NEO]          SPK-ID: 3638201
[ 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 2456401.5 (2013-Apr-19.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .8577083388121521 0.00094411  
a 2.232297493939267 0.011586 au
q .3176373186780881 0.00046133 au
i 4.06729479663631 0.0083345 deg
node 28.48100036164129 0.0013981 deg
peri 61.26622915355262 0.0095342 deg
M 12.52490614372562 0.11027 deg
tp 2456359.116334464927
(2013-Mar-07.61633446)		 0.043246 TDB
period 1218.222269894603
3.34		 9.4844
0.02597		 d
yr
n .2955125750829907 0.0023007 deg/d
Q 4.146957669200447 0.021524 au
   Orbit Determination Parameters
   # obs. used (total)      10  
   data-arc span      1 day  
   first obs. used      2013-04-19  
   last obs. used      2013-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .46064  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:46:00  

Additional Information
 Earth MOID = 2.50823E-5 au 
 Jupiter MOID = 1.15793 au 
 T_jup = 3.003 
[ 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 28.8   n/a MPO263196  

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