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JPL Small-Body Database Browser
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392172 (2009 KP2)
Classification: Main-belt Asteroid          SPK-ID: 2392172
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1172083816916422 1.233e-07  
a 3.125921073933568 8.3396e-08 au
q 2.759536923562014 4.321e-07 au
i 14.18744873843203 7.8064e-06 deg
node 122.5826326169836 4.4977e-05 deg
peri 109.4770853250817 6.7215e-05 deg
M 290.1453051291043 6.4218e-05 deg
tp 2458992.204479939416
(2020-May-22.70447994)
0.00037138 TDB
period 2018.67051368285
5.53
8.0784e-05
2.212e-07
d
yr
n .1783351951494146 7.1367e-09 deg/d
Q 3.492305224305122 9.3171e-08 au
  Orbit Determination Parameters
   # obs. used (total)      128  
   data-arc span      4044 days (11.07 yr)  
   first obs. used      2008-01-13  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5788  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:16:35  

Additional Information
 Earth MOID = 1.78749 au 
 Jupiter MOID = 1.76304 au 
 T_jup = 3.157 
[ 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 16.1   n/a MPO434452  

392172 (2009 KP2)          Discovered 2009-Apr-20 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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