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136924 (1998 KX5)
Classification: Main-belt Asteroid          SPK-ID: 2136924
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1912886035342255 5.2008e-08  
a 2.33547288645052 8.8232e-09 au
q 1.888723539409353 1.2095e-07 au
i 3.578099743581684 4.6159e-06 deg
node 256.9541677359854 9.9498e-05 deg
peri 52.26567737345768 0.00010039 deg
M 357.3380435163965 1.5312e-05 deg
tp 2459010.139602424918
(2020-Jun-09.63960243)
5.5469e-05 TDB
period 1303.648986880745
3.57
7.3876e-06
2.023e-08
d
yr
n .2761479536461542 1.5649e-09 deg/d
Q 2.782222233491686 1.0511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      491  
   data-arc span      8139 days (22.28 yr)  
   first obs. used      1998-04-22  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57985  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 11:04:14  

Additional Information
 Earth MOID = .876649 au 
 Jupiter MOID = 2.47744 au 
 T_jup = 3.541 
[ 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 16.2   n/a MPO436675  

136924 (1998 KX5)          Discovered 1998-May-24 by Spacewatch at Kitt Peak
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

Alternate Designations
 1998 KX5 = 1999 XP44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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