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102918 (1999 XW24)
Classification: Main-belt Asteroid          SPK-ID: 2102918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1698503921346227 8.1402e-08  
a 2.523946987381287 8.0532e-09 au
q 2.095253601847576 2.0694e-07 au
i 3.786497713632218 5.1213e-06 deg
node 85.38863862904823 8.8873e-05 deg
peri 328.8262523673176 9.0127e-05 deg
M 90.37987705794312 1.5136e-05 deg
tp 2458832.804753392077
(2019-Dec-15.30475339)
6.1013e-05 TDB
period 1464.599124138983
4.01
7.0097e-06
1.919e-08
d
yr
n .2458010482640695 1.1764e-09 deg/d
Q 2.952640372914999 9.4211e-09 au
  Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      10161 days (27.82 yr)  
   first obs. used      1993-03-19  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53347  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:33:26  

Additional Information
 Earth MOID = 1.10711 au 
 Jupiter MOID = 2.39884 au 
 T_jup = 3.431 
[ 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 15.71   n/a E2021B55  

102918 (1999 XW24)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 XW24 = 1993 FO62 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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