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259115 (2002 XT12)
Classification: Main-belt Asteroid          SPK-ID: 2259115
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2184941531295425 4.4036e-08  
a 2.443837892307321 1.1695e-08 au
q 1.909873601641746 1.1057e-07 au
i 1.095762053907981 3.7718e-06 deg
node 311.9676526616014 0.00023906 deg
peri 33.14986097475227 0.00023918 deg
M 269.6058831616833 9.3676e-06 deg
tp 2459350.884336764373
(2021-May-16.38433676)
3.7675e-05 TDB
period 1395.426667653511
3.82
1.0017e-05
2.743e-08
d
yr
n .2579856099535208 1.8519e-09 deg/d
Q 2.977802182972895 1.425e-08 au
  Orbit Determination Parameters
   # obs. used (total)      440  
   data-arc span      9412 days (25.77 yr)  
   first obs. used      1994-09-14  
   last obs. used      2020-06-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54966  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:12:18  

Additional Information
 Earth MOID = .902629 au 
 Jupiter MOID = 2.43891 au 
 T_jup = 3.466 
[ 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 16.5   n/a MPO437204  

259115 (2002 XT12)          Discovered 2002-Dec-03 by NEAT at Palomar
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 2002 XT12 = 2001 KX53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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