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78791 (2002 VO123)
Classification: Main-belt Asteroid          SPK-ID: 2078791
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286181188890385 4.2243e-08  
a 2.772307570119464 1.5965e-08 au
q 2.415738585468858 1.2466e-07 au
i 10.66798618873361 5.6243e-06 deg
node 304.5884664529085 2.0009e-05 deg
peri 102.4119970377405 3.1821e-05 deg
M 284.6573322138323 2.3083e-05 deg
tp 2459353.357242865305
(2021-May-18.85724287)
0.00010798 TDB
period 1686.01154118983
4.62
1.4564e-05
3.987e-08
d
yr
n .213521670050933 1.8445e-09 deg/d
Q 3.128876554770071 1.8019e-08 au
  Orbit Determination Parameters
   # obs. used (total)      860  
   data-arc span      8438 days (23.10 yr)  
   first obs. used      1997-10-07  
   last obs. used      2020-11-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51464  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 04:13:02  

Additional Information
 Earth MOID = 1.45321 au 
 Jupiter MOID = 2.26637 au 
 T_jup = 3.300 
[ 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 14.8   n/a MPO436332  

78791 (2002 VO123)          Discovered 2002-Nov-14 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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