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103022 (1999 XU109)
Classification: Main-belt Asteroid          SPK-ID: 2103022
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1709423165924437 2.6338e-08  
a 2.574276561764247 8.193e-09 au
q 2.134223762746636 6.759e-08 au
i 3.052241124370422 3.6917e-06 deg
node 175.7202342873425 6.8832e-05 deg
peri 226.6390456405927 7.0152e-05 deg
M 44.88973917499105 1.4167e-05 deg
tp 2459012.383966918193
(2020-Jun-11.88396692)
5.8997e-05 TDB
period 1508.624758220463
4.13
7.2021e-06
1.972e-08
d
yr
n .2386279278782666 1.1392e-09 deg/d
Q 3.014329360781858 9.5935e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1451  
   data-arc span      7820 days (21.41 yr)  
   first obs. used      1999-10-06  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45467  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:44:43  

Additional Information
 Earth MOID = 1.14307 au 
 Jupiter MOID = 2.39099 au 
 T_jup = 3.405 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1   n/a MPO493579  

103022 (1999 XU109)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 XU109 = 2001 FF40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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