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118487 (2000 CK31)
Classification: Main-belt Asteroid          SPK-ID: 2118487
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09252268467282092 3.5326e-08  
a 2.296224928870099 9.8434e-09 au
q 2.08377203383838 8.3143e-08 au
i 5.429947454802942 4.0521e-06 deg
node 280.8919007755537 4.5731e-05 deg
peri 356.0544097825874 5.2403e-05 deg
M 226.9951526171495 2.6048e-05 deg
tp 2459670.053450818832
(2022-Mar-31.55345082)
9.257e-05 TDB
period 1270.92542580952
3.48
8.1722e-06
2.237e-08
d
yr
n .2832581618789291 1.8214e-09 deg/d
Q 2.508677823901818 1.0754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      656  
   data-arc span      9736 days (26.66 yr)  
   first obs. used      1994-07-11  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53654  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:57:31  

Additional Information
 Earth MOID = 1.06551 au 
 Jupiter MOID = 2.58183 au 
 T_jup = 3.583 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO502794  

118487 (2000 CK31)          Discovered 2000-Feb-02 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 CK31 = 1994 NO8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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