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78129 (2002 NC12)
Classification: Main-belt Asteroid          SPK-ID: 2078129
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1901762298126234 4.257e-08  
a 2.310183479860871 1.0738e-08 au
q 1.870841495485524 9.8976e-08 au
i 2.466882258759924 4.2484e-06 deg
node 271.4772895802915 0.00015414 deg
peri 330.951519460134 0.00015523 deg
M 69.93246367244252 2.0388e-05 deg
tp 2458751.359423336198
(2019-Sep-24.85942334)
7.1786e-05 TDB
period 1282.531786940493
3.51
8.9419e-06
2.448e-08
d
yr
n .2806947973264568 1.957e-09 deg/d
Q 2.749525464236218 1.278e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      8695 days (23.81 yr)  
   first obs. used      1996-12-31  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61018  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:28:10  

Additional Information
 Earth MOID = .85841 au 
 Jupiter MOID = 2.27241 au 
 T_jup = 3.559 
[ 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 17.0   n/a MPO468735  

78129 (2002 NC12)          Discovered 2002-Jul-04 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 NC12 = 1999 TO203 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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