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7864 (1982 EE)
Classification: Main-belt Asteroid          SPK-ID: 2007864
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04236846433812677 5.3017e-08  
a 2.702398950909709 1.8968e-08 au
q 2.5879024573307 1.4665e-07 au
i 9.356139113265428 5.602e-06 deg
node 109.9145594956952 3.6673e-05 deg
peri 24.52328729799238 8.2757e-05 deg
M 292.932662763622 7.5813e-05 deg
tp 2457902.795154219279
(2017-May-29.29515422)
0.00034242 JED
period 1622.641661400445
4.44
1.7084e-05
4.677e-08
d
yr
n .2218604443382136 2.3358e-09 deg/d
Q 2.816895444488718 1.9771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      12367 days (33.86 yr)  
   first obs. used      1982-03-14  
   last obs. used      2016-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51551  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:26:40  

Additional Information
 Earth MOID = 1.60426 au 
 Jupiter MOID = 2.22654 au 
 T_jup = 3.346 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.8 mag n/a MPO365343  

7864 (1982 EE)          Discovered 1982-Mar-14 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1982 EE = 1986 CW = 1989 WY5 = 1996 JJ16 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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