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78245 (2002 PE3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2078245
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1123086140378165 6.9437e-08  
a 3.218543528205668 2.3183e-08 au
q 2.857073365332505 2.262e-07 au
i 13.42015397569104 6.6349e-06 deg
node 210.055805913824 1.776e-05 deg
peri 188.2805819275203 2.6353e-05 deg
M 329.0663305153359 1.8519e-05 deg
tp 2459181.724306928600
(2020-Nov-28.22430693)
0.00010837 TDB
period 2109.053066809292
5.77
2.2787e-05
6.239e-08
d
yr
n .1706927178198653 1.8442e-09 deg/d
Q 3.58001369107883 2.5787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      657  
   data-arc span      9268 days (25.37 yr)  
   first obs. used      1995-07-02  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56232  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 22:06:18  

Additional Information
 Earth MOID = 1.86483 au 
 Jupiter MOID = 1.85216 au 
 T_jup = 3.137 
[ 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 14.6   n/a MPO449492  
diameter diameter 6.100 km 0.512 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78245 (2002 PE3)          Discovered 2002-Aug-03 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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