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JPL Small-Body Database Browser
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226810 (2004 RL222)
Classification: Main-belt Asteroid          SPK-ID: 2226810
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02671817532164864 5.8945e-08  
a 3.100043419192868 3.7302e-08 au
q 3.01721591561415 1.8268e-07 au
i 10.10117465454748 7.6046e-06 deg
node 183.0089913247918 3.1376e-05 deg
peri 70.57449184282081 0.00014 deg
M 356.0440733121307 0.00013517 deg
tp 2458622.407651594386
(2019-May-18.90765159)
0.00074845 TDB
period 1993.655392594434
5.46
3.5984e-05
9.852e-08
d
yr
n .1805728318631415 3.2592e-09 deg/d
Q 3.182870922771586 3.8299e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      8112 days (22.21 yr)  
   first obs. used      1997-06-08  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .67937  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:09:44  

Additional Information
 Earth MOID = 2.02312 au 
 Jupiter MOID = 1.81325 au 
 T_jup = 3.198 
[ 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 MPO440184  

226810 (2004 RL222)          Discovered 2004-Sep-14 by Young, J. W. at Wrightwood
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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