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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07623398892166766 5.3528e-08  
a 1.915454791974344 5.7403e-09 au
q 1.769432032583016 1.0294e-07 au
i 20.85687468916055 6.3168e-06 deg
node 197.5204687277777 9.2862e-06 deg
peri 167.0611015004866 2.5245e-05 deg
M 217.5367943962019 2.4002e-05 deg
tp 2458983.683233508120
(2020-May-14.18323351)
6.499e-05 TDB
period 968.2918721242465
2.65
4.3527e-06
1.192e-08
d
yr
n .3717887244165637 1.6713e-09 deg/d
Q 2.061477551365671 6.1779e-09 au
  Orbit Determination Parameters
   # obs. used (total)      928  
   data-arc span      7654 days (20.96 yr)  
   first obs. used      1998-05-27  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51349  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:14:05  

Additional Information
 Earth MOID = .771698 au 
 Jupiter MOID = 3.18315 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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