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7347 (1993 EW)
Classification: Main-belt Asteroid          SPK-ID: 2007347
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119081990665155 5.1117e-08  
a 3.08814292861493 2.7842e-08 AU
q 2.742554415013638 1.6013e-07 AU
i .4987074359231521 5.6641e-06 deg
node 205.466322819714 0.00054169 deg
peri 14.9739970690065 0.00054247 deg
M 322.9536992642846 2.4117e-05 deg
tp 2457204.479659707061
(2015-Jun-30.97965971)
0.00013347 JED
period 1982.186508132176
5.43
2.6807e-05
7.339e-08
d
yr
n .1816176220164215 2.4562e-09 deg/d
Q 3.433731442216222 3.0958e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1357  
   data-arc span      13881 days (38.00 yr)  
   first obs. used      1977-03-25  
   last obs. used      2015-03-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52837  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:28:11  

Additional Information
 Earth MOID = 1.73599 AU 
 T_jup = 3.216 
[ 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 13.0 mag n/a MPO256918  

7347 (1993 EW)          Discovered 1993-Mar-12 by Ueda, S., Kaneda, H. at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1993 EW = 1977 FK3 = 1977 GO = 1980 WW1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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