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JPL Small-Body Database Browser
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347803 (2002 JY55)
Classification: Mars-crossing Asteroid          SPK-ID: 2347803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4350097801629247 7.0075e-08  
a 2.74909252021487 2.3017e-08 au
q 1.553210387348659 1.9003e-07 au
i 14.27570616572714 6.0577e-06 deg
node 229.2430765609604 2.9721e-05 deg
peri 78.85981856121293 3.9663e-05 deg
M 305.5759215998199 8.3073e-06 deg
tp 2459252.192945926924
(2021-Feb-06.69294593)
3.7771e-05 TDB
period 1664.878178872259
4.56
2.0909e-05
5.725e-08
d
yr
n .2162320370153771 2.7156e-09 deg/d
Q 3.944974653081082 3.3029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      251  
   data-arc span      5372 days (14.71 yr)  
   first obs. used      2002-04-04  
   last obs. used      2016-12-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58556  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 08:03:57  

Additional Information
 Earth MOID = .617177 au 
 Jupiter MOID = 1.72463 au 
 T_jup = 3.161 
[ 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 16.8   n/a MPO386417  

347803 (2002 JY55)          Discovered 2002-May-09 by LINEAR at Socorro
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

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