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JPL Small-Body Database Browser
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117338 (2004 XF18)
Classification: Main-belt Asteroid          SPK-ID: 2117338
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .162626036928279 7.1316e-08  
a 3.193269361949556 3.3958e-08 au
q 2.673960620771206 2.2959e-07 au
i 4.140726133517499 8.7198e-06 deg
node 230.4332751677252 8.2198e-05 deg
peri 115.0138530449111 8.5638e-05 deg
M 257.2151311935197 2.6177e-05 deg
tp 2459195.584232445877
(2020-Dec-12.08423245)
0.00015535 TDB
period 2084.25934836635
5.71
3.3247e-05
9.103e-08
d
yr
n .1727232267338367 2.7552e-09 deg/d
Q 3.712578103127907 3.948e-08 au
  Orbit Determination Parameters
   # obs. used (total)      363  
   data-arc span      8839 days (24.20 yr)  
   first obs. used      1995-02-25  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5284  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:54:40  

Additional Information
 Earth MOID = 1.66938 au 
 Jupiter MOID = 1.74275 au 
 T_jup = 3.171 
[ 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 15.0   n/a MPO436563  

117338 (2004 XF18)          Discovered 2004-Dec-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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