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173190 (1998 KC46)
Classification: Main-belt Asteroid          SPK-ID: 2173190
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2078993877826419 4.5717e-08  
a 2.321628156390446 9.3512e-09 au
q 1.838963084017929 1.0712e-07 au
i 5.678120430880742 4.4811e-06 deg
node 93.08765679205966 5.537e-05 deg
peri 151.3043051481524 5.6761e-05 deg
M 81.61204784417527 1.3764e-05 deg
tp 2458707.586630389922
(2019-Aug-12.08663039)
4.8503e-05 TDB
period 1292.074097453909
3.54
7.8064e-06
2.137e-08
d
yr
n .2786217916676733 1.6834e-09 deg/d
Q 2.804293228762964 1.1295e-08 au
  Orbit Determination Parameters
   # obs. used (total)      515  
   data-arc span      9671 days (26.48 yr)  
   first obs. used      1992-11-17  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57371  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:55  

Additional Information
 Earth MOID = .827904 au 
 Jupiter MOID = 2.2252 au 
 T_jup = 3.542 
[ 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 16.6   n/a MPO325663  

173190 (1998 KC46)          Discovered 1998-May-22 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

Alternate Designations
 1998 KC46 = 2002 RH218 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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