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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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119081974284274 5.1124e-08  
a 3.08814291708616 2.8977e-08 AU
q 2.742554409833683 1.6019e-07 AU
i .4987076320390368 5.6684e-06 deg
node 205.4664237401962 0.00054988 deg
peri 14.97388897578659 0.00055069 deg
M 322.9537097254106 2.5193e-05 deg
tp 2457204.479600965075
(2015-Jun-30.97960097)
0.0001396 JED
period 1982.186497032218
5.43
2.7899e-05
7.638e-08
d
yr
n .181617623033454 2.5562e-09 deg/d
Q 3.433731424338638 3.2219e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1331  
   data-arc span      13819 days (37.83 yr)  
   first obs. used      1977-03-25  
   last obs. used      2015-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52698  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:19:41  

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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