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259136 (2002 XC68)
Classification: Main-belt Asteroid          SPK-ID: 2259136
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1978189354267152 5.8196e-08  
a 2.620821043814724 2.0392e-08 au
q 2.102373014983363 1.4677e-07 au
i 8.593550946288627 4.2605e-06 deg
node 214.4731102591335 5.0629e-05 deg
peri 235.6316091404688 5.4712e-05 deg
M 35.17269067393795 1.951e-05 deg
tp 2458849.088950542213
(2019-Dec-31.58895054)
8.3343e-05 TDB
period 1549.724424273071
4.24
1.8087e-05
4.952e-08
d
yr
n .2322993652041491 2.7113e-09 deg/d
Q 3.139269072646085 2.4427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      201  
   data-arc span      6275 days (17.18 yr)  
   first obs. used      2002-12-11  
   last obs. used      2020-02-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60236  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 23:12:10  

Additional Information
 Earth MOID = 1.13215 au 
 Jupiter MOID = 2.14876 au 
 T_jup = 3.361 
[ 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 16.9   n/a MPO454929  

259136 (2002 XC68)          Discovered 2002-Dec-11 by NEAT at Palomar
Reference: 20110119/Numbers.arcLast Updated: 2011-01-25

[ show close-approach data ]
Alternate Designations
 2002 XC68 = 2006 UJ255 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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