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103029 (1999 XL114)
Classification: Main-belt Asteroid          SPK-ID: 2103029
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2064817803624486 5.2061e-08  
a 2.376413036967364 1.0924e-08 au
q 1.885727042217809 1.266e-07 au
i 11.48608811564176 5.8173e-06 deg
node 309.1496744578721 2.0948e-05 deg
peri 48.73065928579617 2.364e-05 deg
M 309.3462360673764 1.1959e-05 deg
tp 2459388.774081479205
(2021-Jun-23.27408148)
4.5064e-05 TDB
period 1338.077648537006
3.66
9.2264e-06
2.526e-08
d
yr
n .269042682533116 1.8551e-09 deg/d
Q 2.867099031716918 1.318e-08 au
  Orbit Determination Parameters
   # obs. used (total)      992  
   data-arc span      13587 days (37.20 yr)  
   first obs. used      1983-05-10  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50663  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:51:07  

Additional Information
 Earth MOID = .89913 au 
 Jupiter MOID = 2.62363 au 
 T_jup = 3.486 
[ 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 15.28   n/a E2021B55  
diameter diameter 4.411 km 0.080 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.076   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

103029 (1999 XL114)          Discovered 1999-Dec-11 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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