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78256 (2002 PJ14)
Classification: Main-belt Asteroid          SPK-ID: 2078256
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09754769592116699 4.6248e-08  
a 2.579549470161955 1.8061e-08 au
q 2.327920362832989 1.2235e-07 au
i 16.14477459570591 5.5684e-06 deg
node 125.5821661848889 1.8405e-05 deg
peri 329.3200172047956 3.5703e-05 deg
M 323.0114553453554 3.2918e-05 deg
tp 2459155.981585897882
(2020-Nov-02.48158590)
0.000139 TDB
period 1513.262320695525
4.14
1.5893e-05
4.351e-08
d
yr
n .2378966257710937 2.4986e-09 deg/d
Q 2.83117857749092 1.9823e-08 au
  Orbit Determination Parameters
   # obs. used (total)      501  
   data-arc span      7586 days (20.77 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56325  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:27:32  

Additional Information
 Earth MOID = 1.35597 au 
 Jupiter MOID = 2.30342 au 
 T_jup = 3.363 
[ 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 15.5   n/a MPO449492  

78256 (2002 PJ14)          Discovered 2002-Aug-06 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 PJ14 = 2000 AA189 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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