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183138 (2002 RY222)
Classification: Main-belt Asteroid          SPK-ID: 2183138
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2063345054377391 4.9996e-08  
a 2.757188102265024 2.5511e-08 au
q 2.188285058785352 1.3886e-07 au
i 13.12266081775183 1.0139e-05 deg
node 9.842865175191974 2.5767e-05 deg
peri 261.2443834038999 3.6276e-05 deg
M 11.94915906269878 2.733e-05 deg
tp 2458944.994903494030
(2020-Apr-05.49490349)
0.0001268 TDB
period 1672.237739685432
4.58
2.3208e-05
6.354e-08
d
yr
n .2152803943222333 2.9878e-09 deg/d
Q 3.326091145744696 3.0774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      7055 days (19.32 yr)  
   first obs. used      2001-02-22  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68324  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 03:42:18  

Additional Information
 Earth MOID = 1.21931 au 
 Jupiter MOID = 1.97314 au 
 T_jup = 3.275 
[ 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 15.6   n/a MPO251454  

183138 (2002 RY222)          Discovered 2002-Sep-15 by NEAT at Haleakala
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2002 RY222 = 2007 TY156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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