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JPL Small-Body Database Browser
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390664 (2002 RT164)
Classification: Main-belt Asteroid          SPK-ID: 2390664
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1236775763173021 1.0905e-07  
a 2.751321776672333 3.736e-08 au
q 2.411044967664485 3.0151e-07 au
i 13.73704289985617 1.0369e-05 deg
node 353.1705488730627 3.6975e-05 deg
peri 13.65702160915949 5.6547e-05 deg
M 218.5019409831867 5.0632e-05 deg
tp 2459255.676764560978
(2021-Feb-10.17676456)
0.00024228 TDB
period 1666.903679674686
4.56
3.3952e-05
9.296e-08
d
yr
n .2159692874817205 4.399e-09 deg/d
Q 3.091598585680181 4.1981e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      6104 days (16.71 yr)  
   first obs. used      2002-09-07  
   last obs. used      2019-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62473  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:07:15  

Additional Information
 Earth MOID = 1.40975 au 
 Jupiter MOID = 2.36415 au 
 T_jup = 3.293 
[ 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 16.3   n/a MPO434440  

390664 (2002 RT164)          Discovered 2002-Sep-12 by NEAT at Palomar
Reference: Last Updated: 2014-04-17

Alternate Designations
 2002 RT164 = 2009 BR128 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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