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102017 (1999 RD89)
Classification: Main-belt Asteroid          SPK-ID: 2102017
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2383889563586928 4.7659e-08  
a 2.23106717062254 6.7755e-09 au
q 1.699205396251691 1.0598e-07 au
i 9.018697636385367 5.1402e-06 deg
node 178.139849001518 2.1845e-05 deg
peri 162.7920875044678 2.3479e-05 deg
M 146.4666939163075 7.741e-06 deg
tp 2458705.273617108138
(2019-Aug-09.77361711)		 2.6141e-05 TDB
period 1217.215279966257
3.33		 5.5448e-06
1.518e-08		 d
yr
n .2957570496568033 1.3473e-09 deg/d
Q 2.762928944993388 8.3907e-09 au
   Orbit Determination Parameters
   # obs. used (total)      608  
   data-arc span      7844 days (21.48 yr)  
   first obs. used      1999-07-23  
   last obs. used      2021-01-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46621  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:33:17  

Additional Information
 Earth MOID = .692007 au 
 Jupiter MOID = 2.66266 au 
 T_jup = 3.588 
[ 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 16.4   n/a MPO436477  

102017 (1999 RD89)          Discovered 1999-Sep-07 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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