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JPL Small-Body Database Browser
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469308 (1999 RU103)
Classification: Mars-crossing Asteroid          SPK-ID: 2469308
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3937641072762939 5.4648e-08  
a 2.639022419788523 1.7927e-08 au
q 1.59987011257837 1.4736e-07 au
i 4.606920302205659 1.1313e-05 deg
node 292.9898060729272 9.2573e-05 deg
peri 76.0335846423547 0.00010088 deg
M 293.1149828198932 2.3895e-05 deg
tp 2459291.430590694017
(2021-Mar-17.93059069)
0.00010629 TDB
period 1565.896475257193
4.29
1.5955e-05
4.368e-08
d
yr
n .2299002556608165 2.3425e-09 deg/d
Q 3.678174726998675 2.4985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      6269 days (17.16 yr)  
   first obs. used      1999-08-22  
   last obs. used      2016-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5892  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 07:43:56  

Additional Information
 Earth MOID = .607177 au 
 Jupiter MOID = 1.84002 au 
 T_jup = 3.277 
[ 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 17.6   n/a MPO382843  

469308 (1999 RU103)          Discovered 1999-Sep-08 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

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