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70109 (1999 KN17)
Classification: Main-belt Asteroid          SPK-ID: 2070109
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 .1405704023656268 4.0568e-08  
a 2.237535732362661 8.546e-09 au
q 1.923004434156974 9.0621e-08 au
i 7.143713174194422 4.5728e-06 deg
node 77.94163958439333 3.4856e-05 deg
peri 261.2541667430955 3.9056e-05 deg
M 12.84333631604724 1.9252e-05 deg
tp 2458956.885715667033
(2020-Apr-17.38571567)
6.5291e-05 TDB
period 1222.512746960469
3.35
7.0039e-06
1.918e-08
d
yr
n .2944754571230992 1.6871e-09 deg/d
Q 2.552067030568347 9.7473e-09 au
  Orbit Determination Parameters
   # obs. used (total)      956  
   data-arc span      7861 days (21.52 yr)  
   first obs. used      1999-05-10  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54513  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 21:54:19  

Additional Information
 Earth MOID = .929566 au 
 Jupiter MOID = 2.81421 au 
 T_jup = 3.614 
[ 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 MPO337791  

70109 (1999 KN17)          Discovered 1999-May-17 by LONEOS at Anderson Mesa
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

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