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78057 (2002 KC2)
Classification: Main-belt Asteroid          SPK-ID: 2078057
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1703249186843724 8.3703e-08  
a 2.558439491556379 1.8704e-08 au
q 2.122673493198152 2.0425e-07 au
i 14.37025563639292 6.962e-06 deg
node 278.0230780642441 2.2901e-05 deg
peri 62.86503204565997 3.3318e-05 deg
M 102.5230936029376 2.7192e-05 deg
tp 2458574.822834819363
(2019-Apr-01.32283482)
0.00011062 TDB
period 1494.724496497622
4.09
1.6391e-05
4.488e-08
d
yr
n .2408470596712219 2.6411e-09 deg/d
Q 2.994205489914607 2.1889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      614  
   data-arc span      7906 days (21.65 yr)  
   first obs. used      1998-08-24  
   last obs. used      2020-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52509  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:25  

Additional Information
 Earth MOID = 1.15369 au 
 Jupiter MOID = 2.44257 au 
 T_jup = 3.372 
[ 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 15.1   n/a MPO400729  

78057 (2002 KC2)          Discovered 2002-May-16 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 KC2 = 1998 QZ78 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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