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117205 (2004 RO192)
Classification: Main-belt Asteroid          SPK-ID: 2117205
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05744010509692842 5.0528e-08  
a 3.086828682296187 2.6113e-08 au
q 2.909520918368881 1.4571e-07 au
i 8.710873663868529 4.2009e-06 deg
node 285.4547563058088 3.6649e-05 deg
peri 345.9407549702026 6.4279e-05 deg
M 95.99616853487493 5.3369e-05 deg
tp 2458672.275408273811
(2019-Jul-07.77540827)
0.00029236 TDB
period 1980.921279710694
5.42
2.5137e-05
6.882e-08
d
yr
n .1817336224751832 2.3061e-09 deg/d
Q 3.264136446223493 2.7613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      904  
   data-arc span      8161 days (22.34 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-12-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50937  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:16:11  

Additional Information
 Earth MOID = 1.89221 au 
 Jupiter MOID = 1.85474 au 
 T_jup = 3.206 
[ 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 14.31   n/a E2021B55  

117205 (2004 RO192)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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