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187043 (2005 KE12)
Classification: Mars-crossing Asteroid          SPK-ID: 2187043
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2761375346031955 4.8026e-08  
a 2.206705437414312 1.057e-08 au
q 1.597351238331258 1.0306e-07 au
i 6.950529895387212 4.5746e-06 deg
node 94.3130788828844 4.7764e-05 deg
peri 214.6576910965826 4.919e-05 deg
M 252.0011622417831 1.5565e-05 deg
tp 2459559.696052829736
(2021-Dec-11.19605283)		 5.3752e-05 TDB
period 1197.333061196453
3.28		 8.603e-06
2.355e-08		 d
yr
n .3006682197852824 2.1603e-09 deg/d
Q 2.816059636497366 1.3489e-08 au
   Orbit Determination Parameters
   # obs. used (total)      335  
   data-arc span      6703 days (18.35 yr)  
   first obs. used      2002-11-07  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56352  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:46  

Additional Information
 Earth MOID = .586437 au 
 Jupiter MOID = 2.46374 au 
 T_jup = 3.601 
[ 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 16.97   n/a E2021B55  

187043 (2005 KE12)          Discovered 2005-May-20 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2005 KE12 = 2002 VM69 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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