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215807 (2004 RE168)
Classification: Main-belt Asteroid          SPK-ID: 2215807
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2364983867023709 4.7563e-08  
a 3.116194219416689 2.7088e-08 au
q 2.379219313873388 1.5832e-07 au
i 14.6706577352091 6.0187e-06 deg
node 170.6364224760945 2.0288e-05 deg
peri 111.6212872753246 2.7519e-05 deg
M 336.530729358715 1.3236e-05 deg
tp 2459131.488236628640
(2020-Oct-08.98823663)
7.3863e-05 TDB
period 2009.255673389281
5.50
2.6199e-05
7.173e-08
d
yr
n .1791708266737103 2.3362e-09 deg/d
Q 3.853169124959989 3.3494e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6239 days (17.08 yr)  
   first obs. used      2003-03-27  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50958  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:22:04  

Additional Information
 Earth MOID = 1.40986 au 
 Jupiter MOID = 1.7107 au 
 T_jup = 3.125 
[ 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 15.9   n/a MPO470317  

215807 (2004 RE168)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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