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JPL Small-Body Database Browser
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441451 (2008 KK9)
Classification: Main-belt Asteroid          SPK-ID: 2441451
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2278116744549505 5.8072e-08  
a 2.281634063149592 2.3409e-08 au
q 1.761851186730031 1.3951e-07 au
i 2.394792443515638 7.3573e-06 deg
node 112.6593803358844 0.0002331 deg
peri 210.0996835194385 0.00023664 deg
M 1.932413753745301 4.1279e-05 deg
tp 2458593.742827065369
(2019-Apr-20.24282707)
0.00014429 TDB
period 1258.83095778666
3.45
1.9373e-05
5.304e-08
d
yr
n .2859796208324668 4.4011e-09 deg/d
Q 2.801416939569152 2.8742e-08 au
  Orbit Determination Parameters
   # obs. used (total)      66  
   data-arc span      4609 days (12.62 yr)  
   first obs. used      2005-08-30  
   last obs. used      2018-04-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57428  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:41:04  

Additional Information
 Earth MOID = .749022 au 
 Jupiter MOID = 2.52345 au 
 T_jup = 3.569 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.4   n/a MPO446751  

441451 (2008 KK9)          Discovered 2008-May-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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