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186639 (2003 KP8)
Classification: Main-belt Asteroid          SPK-ID: 2186639
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05069157495995291 4.0017e-08  
a 2.920109149829548 2.3927e-08 au
q 2.772084217969719 1.1077e-07 au
i 11.65059821768968 4.5012e-06 deg
node 112.7816975781884 2.2039e-05 deg
peri 200.1644683939917 5.3438e-05 deg
M 123.0799034032292 4.8032e-05 deg
tp 2458577.365638106505
(2019-Apr-03.86563811)
0.00024304 TDB
period 1822.623873425729
4.99
2.2401e-05
6.133e-08
d
yr
n .19751743914303 2.4276e-09 deg/d
Q 3.068134081689376 2.5139e-08 au
  Orbit Determination Parameters
   # obs. used (total)      552  
   data-arc span      6937 days (18.99 yr)  
   first obs. used      2002-01-21  
   last obs. used      2021-01-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5428  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:05  

Additional Information
 Earth MOID = 1.75776 au 
 Jupiter MOID = 2.13026 au 
 T_jup = 3.247 
[ 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 15.11   n/a MPCxxxxx  

186639 (2003 KP8)          Discovered 2003-May-23 by Spacewatch at Kitt Peak
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2003 KP8 = 2004 SE11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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