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85319 (1995 EJ4)
Classification: Main-belt Asteroid          SPK-ID: 2085319
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280026734406901 4.9284e-08  
a 2.910191784893151 2.0696e-08 au
q 2.537679456201694 1.4772e-07 au
i 6.363833137129769 4.0847e-06 deg
node 160.8735524711568 4.9918e-05 deg
peri 242.1894943484098 5.427e-05 deg
M 217.237644807135 2.6127e-05 deg
tp 2460115.604565038364
(2023-Jun-20.10456504)
0.0001356 TDB
period 1813.346684173709
4.96
1.9344e-05
5.296e-08
d
yr
n .1985279500836553 2.1178e-09 deg/d
Q 3.282704113584608 2.3346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      9657 days (26.44 yr)  
   first obs. used      1995-03-02  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53486  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 01:53:56  

Additional Information
 Earth MOID = 1.55303 au 
 Jupiter MOID = 2.14543 au 
 T_jup = 3.262 
[ 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 15.48   n/a MPO637171  

85319 (1995 EJ4)          Discovered 1995-Mar-02 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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