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JPL Small-Body Database Browser
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46797 (1998 KA4)
Classification: Main-belt Asteroid          SPK-ID: 2046797
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1569269927998299 3.6821e-08  
a 2.243801289681393 7.9693e-09 au
q 1.891688300851312 8.2717e-08 au
i 7.960436394101878 4.7343e-06 deg
node 80.55626897834125 3.1707e-05 deg
peri 207.6690971668359 3.5237e-05 deg
M 43.21186978174516 1.5989e-05 deg
tp 2458453.141370159366
(2018-Nov-30.64137016)
5.429e-05 TDB
period 1227.651268287371
3.36
6.5404e-06
1.791e-08
d
yr
n .2932428852553675 1.5623e-09 deg/d
Q 2.595914278511474 9.2199e-09 au
  Orbit Determination Parameters
   # obs. used (total)      976  
   data-arc span      7867 days (21.54 yr)  
   first obs. used      1998-04-18  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60684  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:29:05  

Additional Information
 Earth MOID = .87865 au 
 Jupiter MOID = 2.55459 au 
 T_jup = 3.604 
[ 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 15.2   n/a MPO279980  

46797 (1998 KA4)          Discovered 1998-May-22 by LONEOS at Anderson Mesa
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 KA4 = 1999 XL54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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