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117209 (2004 RH200)
Classification: Main-belt Asteroid          SPK-ID: 2117209
[ 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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1161048368158351 7.8772e-08  
a 2.615148516092604 2.4911e-08 au
q 2.311517124382499 2.1653e-07 au
i 14.40475393674034 8.454e-06 deg
node 9.594387765091051 2.2074e-05 deg
peri 355.7748866652613 3.5802e-05 deg
M 273.5285015608733 3.4707e-05 deg
tp 2459371.533777207786
(2021-Jun-06.03377721)		 0.00015262 TDB
period 1544.695792323223
4.23		 2.2072e-05
6.043e-08		 d
yr
n .233055596959036 3.3301e-09 deg/d
Q 2.918779907802709 2.7804e-08 au
   Orbit Determination Parameters
   # obs. used (total)      454  
   data-arc span      7703 days (21.09 yr)  
   first obs. used      1998-03-29  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61709  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:56:02  

Additional Information
 Earth MOID = 1.3104 au 
 Jupiter MOID = 2.54013 au 
 T_jup = 3.354 
[ 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 MPO475029  

117209 (2004 RH200)          Discovered 2004-Sep-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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