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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1462355963873815 4.3769e-08  
a 2.422150749206436 1.5103e-08 au
q 2.06794608985609 1.0683e-07 au
i 2.041740282303631 4.9655e-06 deg
node 320.04813447 0.00015751 deg
peri 298.8193501789463 0.0001588 deg
M 10.57361790023787 2.3071e-05 deg
tp 2458960.059055308992
(2020-Apr-20.55905531)		 8.8076e-05 TDB
period 1376.892963801482
3.77		 1.2878e-05
3.526e-08		 d
yr
n .2614582320226774 2.4454e-09 deg/d
Q 2.776355408556783 1.7311e-08 au
   Orbit Determination Parameters
   # obs. used (total)      458  
   data-arc span      8931 days (24.45 yr)  
   first obs. used      1994-09-11  
   last obs. used      2019-02-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6203  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:52:06  

Additional Information
 Earth MOID = 1.05365 au 
 Jupiter MOID = 2.28381 au 
 T_jup = 3.497 
[ 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 16.3   n/a MPO469413  

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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