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JPL Small-Body Database Browser
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154888 (2004 RC165)
Classification: Main-belt Asteroid          SPK-ID: 2154888
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0524545107249969 5.1464e-08  
a 2.992695842520335 2.7735e-08 au
q 2.835715446352198 1.5472e-07 au
i 8.295325063857293 8.024e-06 deg
node 352.7217734182653 3.3159e-05 deg
peri 107.890092362514 8.0744e-05 deg
M 278.5268564098126 7.5452e-05 deg
tp 2459428.461075422069
(2021-Aug-01.96107542)
0.00039838 TDB
period 1891.003346168918
5.18
2.6287e-05
7.197e-08
d
yr
n .1903751258448816 2.6464e-09 deg/d
Q 3.149676238688472 2.9189e-08 au
  Orbit Determination Parameters
   # obs. used (total)      442  
   data-arc span      7325 days (20.05 yr)  
   first obs. used      1999-10-13  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57447  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 13:30:38  

Additional Information
 Earth MOID = 1.8664 au 
 Jupiter MOID = 1.92463 au 
 T_jup = 3.238 
[ 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 15.2   n/a MPO454007  

154888 (2004 RC165)          Discovered 2004-Sep-09 by De Cat, P., Elst, E. W. at Uccle
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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