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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04240926865900031 5.3019e-08  
a 2.702824531488346 1.8956e-08 au
q 2.58819971979432 1.4668e-07 au
i 9.355858702430156 5.607e-06 deg
node 109.9196086438088 3.6672e-05 deg
peri 24.30306021792817 8.2713e-05 deg
M 248.7864476592481 7.5657e-05 deg
tp 2457901.895483054477
(2017-May-28.39548305)
0.00034225 JED
period 1623.02498302152
4.44
1.7074e-05
4.675e-08
d
yr
n .2218080459425847 2.3335e-09 deg/d
Q 2.817449343182372 1.976e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1193  
   data-arc span      12317 days (33.72 yr)  
   first obs. used      1982-03-14  
   last obs. used      2015-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51494  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:05:17  

Additional Information
 Earth MOID = 1.60593 au 
 Jupiter MOID = 2.22662 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 12.7 mag n/a MPO302113  

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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