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192266 (2008 KN31)
Classification: Main-belt Asteroid          SPK-ID: 2192266
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 .1229866144526502 5.8345e-08  
a 2.304946243281214 1.6433e-08 au
q 2.021468708324702 1.3264e-07 au
i 6.754091488988732 5.3488e-06 deg
node 142.9251543084076 4.9602e-05 deg
peri 272.8085164319597 5.4572e-05 deg
M 36.21117633490842 2.4863e-05 deg
tp 2459071.932925732099
(2020-Aug-10.43292573)
8.785e-05 TDB
period 1278.172968156942
3.50
1.3669e-05
3.742e-08
d
yr
n .2816520212589859 3.0121e-09 deg/d
Q 2.588423778237725 1.8454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      7738 days (21.19 yr)  
   first obs. used      1999-12-14  
   last obs. used      2021-02-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50673  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:23  

Additional Information
 Earth MOID = 1.04568 au 
 Jupiter MOID = 2.72263 au 
 T_jup = 3.569 
[ 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 17.09   n/a MPCxxxxx  

192266 (2008 KN31)          Discovered 2008-May-29 by Spacewatch at Kitt Peak
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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