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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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119081963869765 5.1155e-08  
a 3.088142913122247 2.981e-08 AU
q 2.742554409529512 1.602e-07 AU
i .4987078164801525 5.6809e-06 deg
node 205.466461181919 0.00055516 deg
peri 14.97384906745217 0.00055599 deg
M 322.9537133266084 2.5954e-05 deg
tp 2457204.479580743876
(2015-Jun-30.97958074)
0.00014393 JED
period 1982.186493215741
5.43
2.8701e-05
7.858e-08
d
yr
n .1816176233831382 2.6297e-09 deg/d
Q 3.433731416714981 3.3145e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1324  
   data-arc span      13575 days (37.17 yr)  
   first obs. used      1977-03-25  
   last obs. used      2014-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52809  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-16 13:36:58  

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 (399)
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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