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JPL Small-Body Database Browser
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410689 (2008 XK18)
Classification: Main-belt Asteroid          SPK-ID: 2410689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04148480405609416 7.0717e-08  
a 2.190239858996288 2.0322e-08 au
q 2.09937818760998 1.573e-07 au
i 6.370661039513275 4.5074e-06 deg
node 246.8020373638655 7.18e-05 deg
peri 297.6930635914113 9.5318e-05 deg
M 336.9179962833501 6.3194e-05 deg
tp 2458676.411391087005
(2019-Jul-11.91139109)
0.00020792 TDB
period 1183.957039726535
3.24
1.6478e-05
4.511e-08
d
yr
n .3040650867561472 4.2319e-09 deg/d
Q 2.281101530382597 2.1165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      4276 days (11.71 yr)  
   first obs. used      2007-06-15  
   last obs. used      2019-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53684  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:12:15  

Additional Information
 Earth MOID = 1.10666 au 
 Jupiter MOID = 2.70193 au 
 T_jup = 3.664 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO419025  

410689 (2008 XK18)          Discovered 2008-Dec-01 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-10-09

Alternate Designations
 2008 XK18 = 2007 LA29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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