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266604 (2008 KA8)
Classification: Main-belt Asteroid          SPK-ID: 2266604
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1522386033773497 5.5524e-08  
a 2.391498174510857 1.8001e-08 au
q 2.027419832443842 1.3607e-07 au
i 3.614406875416677 7.7242e-06 deg
node 173.9070590932182 0.00011796 deg
peri 290.5298060628654 0.00012274 deg
M 209.459276329266 3.333e-05 deg
tp 2459565.378449047258
(2021-Dec-16.87844905)
0.00012737 TDB
period 1350.838741162146
3.70
1.5252e-05
4.176e-08
d
yr
n .2665010922697455 3.009e-09 deg/d
Q 2.755576516577871 2.0741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      158  
   data-arc span      7549 days (20.67 yr)  
   first obs. used      1998-09-26  
   last obs. used      2019-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55611  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:48:25  

Additional Information
 Earth MOID = 1.04758 au 
 Jupiter MOID = 2.37972 au 
 T_jup = 3.513 
[ 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 17.4   n/a MPO433731  

266604 (2008 KA8)          Discovered 2008-May-27 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

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