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117215 (2004 RO224)
Classification: Main-belt Asteroid          SPK-ID: 2117215
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08286905732582958 4.6644e-08  
a 2.733662172810545 2.0177e-08 au
q 2.507126165502456 1.3037e-07 au
i 5.883306794379272 5.8504e-06 deg
node 15.33964525169172 4.79e-05 deg
peri 299.0016101090535 5.956e-05 deg
M 223.4846522098479 3.7885e-05 deg
tp 2459626.529315674948
(2022-Feb-16.02931567)
0.00017583 TDB
period 1650.880705291943
4.52
1.8278e-05
5.004e-08
d
yr
n .2180654234106743 2.4143e-09 deg/d
Q 2.960198180118633 2.1849e-08 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      7979 days (21.85 yr)  
   first obs. used      1998-03-29  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60905  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:44:33  

Additional Information
 Earth MOID = 1.50024 au 
 Jupiter MOID = 2.27187 au 
 T_jup = 3.340 
[ 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 15.4   n/a MPO469212  

117215 (2004 RO224)          Discovered 2004-Sep-08 by NEAT at Palomar
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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