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134713 (1999 XC251)
Classification: Main-belt Asteroid          SPK-ID: 2134713
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1463184974436965 4.0606e-08  
a 2.421675285656206 1.2118e-08 au
q 2.067339396562456 9.5795e-08 au
i 2.042003462785771 4.4897e-06 deg
node 320.0446194905657 0.00013451 deg
peri 298.6671106334527 0.0001356 deg
M 62.99287361302964 1.6108e-05 deg
tp 2458959.641925019671
(2020-Apr-20.14192502)
6.1548e-05 TDB
period 1376.487561522883
3.77
1.0332e-05
2.829e-08
d
yr
n .2615352365419943 1.9631e-09 deg/d
Q 2.776011174749957 1.3891e-08 au
  Orbit Determination Parameters
   # obs. used (total)      506  
   data-arc span      9555 days (26.16 yr)  
   first obs. used      1994-09-11  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58826  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:48:26  

Additional Information
 Earth MOID = 1.05139 au 
 Jupiter MOID = 2.28268 au 
 T_jup = 3.498 
[ 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 16.39   n/a E2021B55  

134713 (1999 XC251)          Discovered 1999-Dec-05 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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