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58920 (1998 KJ56)
Classification: Inner Main-belt Asteroid          SPK-ID: 2058920
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07593243089903015 5.0617e-08  
a 1.915286421985562 5.3824e-09 au
q 1.769854068096293 9.7316e-08 au
i 20.85459194821652 5.853e-06 deg
node 197.4990169673507 8.814e-06 deg
peri 167.1400847805163 2.4642e-05 deg
M 6.174103055903847 2.371e-05 deg
tp 2458983.895706739951
(2020-May-14.39570674)
6.3743e-05 TDB
period 968.1642044995923
2.65
4.0812e-06
1.117e-08
d
yr
n .37183775058702 1.5674e-09 deg/d
Q 2.060718775874832 5.7911e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1029  
   data-arc span      8196 days (22.44 yr)  
   first obs. used      1998-05-27  
   last obs. used      2020-11-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52932  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:57:22  

Additional Information
 Earth MOID = .772893 au 
 Jupiter MOID = 3.18176 au 
 T_jup = 3.847 
[ 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 16.0   n/a MPO436194  

58920 (1998 KJ56)          Discovered 1998-May-27 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 KJ56 = 2001 NC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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