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JPL Small-Body Database Browser
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(2009 XO2)
Classification: Apollo [NEO]          SPK-ID: 3483326
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4885302638357398 9.5478e-05  
a 1.934638889861034 0.00034959 au
q .9895092425703405 5.9116e-06 au
i 12.62544617717631 0.0017008 deg
node 91.12123399545541 0.00018055 deg
peri 15.57843026742515 0.00031681 deg
M 95.90696957202533 0.41778 deg
tp 2459134.653987216011
(2020-Oct-12.15398722)
1.0697 TDB
period 982.87501964541
2.69
0.26641
0.0007294
d
yr
n .3662724077877944 9.9279e-05 deg/d
Q 2.879768537151728 0.00052038 au
  Orbit Determination Parameters
   # obs. used (total)      62  
   data-arc span      61 days  
   first obs. used      2009-12-12  
   last obs. used      2010-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      6  
   norm. resid. RMS      .37921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 03:19:49  

Additional Information
 Earth MOID = .0171369 au 
 Jupiter MOID = 2.30146 au 
 T_jup = 3.728 
[ 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 23.5   .2909 16 autocmod 2.9c
rotation period rot_per 1.8 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Ryan, W. UNPUBLISHED]

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