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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1117916708533896 5.1083e-08  
a 3.08762145496253 2.4315e-08 au
q 2.742451093549495 1.5987e-07 au
i .4989099828579689 5.6618e-06 deg
node 205.4556472465659 0.000503 deg
peri 15.13303181426342 0.00050368 deg
M 35.49018423992485 2.1128e-05 deg
tp 2457205.137926941501
(2015-Jul-01.63792694)
0.00011623 JED
period 1981.684451836159
5.43
2.3409e-05
6.409e-08
d
yr
n .1816636345238702 2.1459e-09 deg/d
Q 3.432791816375566 2.7034e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1462  
   data-arc span      14013 days (38.37 yr)  
   first obs. used      1977-03-25  
   last obs. used      2015-08-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52633  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:33:29  

Additional Information
 Earth MOID = 1.73371 au 
 Jupiter MOID = 1.54048 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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