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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04244532680997874 6.4792e-08  
a 2.702785170976715 2.3761e-08 AU
q 2.588064571097444 1.7905e-07 AU
i 9.35672222939206 6.9758e-06 deg
node 109.9252055120444 4.3697e-05 deg
peri 23.81704777826508 9.9573e-05 deg
M 116.2254530509088 8.8455e-05 deg
tp 2456276.520296171316
(2012-Dec-15.02029617)
0.00039906 JED
period 1622.989529631705
4.44
2.1402e-05
5.86e-08
d
yr
n .2218128912277657 2.925e-09 deg/d
Q 2.817505770855985 2.4769e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      989  
   data-arc span      11680 days (31.98 yr)  
   first obs. used      1982-03-14  
   last obs. used      2014-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54894  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 10:51:39  

Additional Information
 Earth MOID = 1.60567 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 12.6 mag n/a MPO263419  

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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