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97279 (1999 XT144)
Classification: Main-belt Asteroid          SPK-ID: 2097279
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06190455344080918 4.503e-08  
a 3.181340448711287 3.1415e-08 au
q 2.984400988890631 1.5673e-07 au
i 18.19917717674221 5.0077e-06 deg
node 104.426418475258 1.513e-05 deg
peri 342.2862039645927 5.0183e-05 deg
M 264.4224739212203 5.1364e-05 deg
tp 2459750.758718141028
(2022-Jun-20.25871814)
0.00029946 TDB
period 2072.591190187242
5.67
3.07e-05
8.405e-08
d
yr
n .1736956143133451 2.5728e-09 deg/d
Q 3.378279908531943 3.336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      7593 days (20.79 yr)  
   first obs. used      1999-12-02  
   last obs. used      2020-09-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58502  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:19:04  

Additional Information
 Earth MOID = 2.00468 au 
 Jupiter MOID = 1.80322 au 
 T_jup = 3.118 
[ 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 14.17   n/a E2021B10  

97279 (1999 XT144)          Discovered 1999-Dec-06 by Korlevic, K. at Visnjan
Reference: 20050224/Numbers.arcLast Updated: 2005-02-28

[ show close-approach data ]
Alternate Designations
 1999 XT144 = 2001 FJ151 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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