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5693 (1993 EA)
Classification: Apollo [NEO, PHA]          SPK-ID: 2005693
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 200 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5853904554877436 5.3175e-08  
a 1.271069599548467 2.808e-09 au
q .5269975877121661 6.7852e-08 au
i 5.054536470901144 3.7494e-06 deg
node 97.06234527778429 5.0762e-05 deg
peri 258.8718883081436 5.0551e-05 deg
M 299.2723345408753 1.4532e-05 deg
tp 2457688.795081069013
(2016-Oct-27.29508107)
2.13e-05 JED
period 523.4225446430113
1.43
1.7345e-06
4.749e-09
d
yr
n .6877808449109314 2.2791e-09 deg/d
Q 2.015141611384768 4.4517e-09 au
  Orbit Determination Parameters
   # obs. used (total)      996  
   data-arc span      11797 days (32.30 yr)  
   first obs. used      1984-01-10  
   last obs. used      2016-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57973  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-29 05:47:34  

Additional Information
 Earth MOID = .00585145 au 
 Jupiter MOID = 3.43063 au 
 T_jup = 4.892 
[ 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 16.6 mag n/a MPO259380  
rotation period rot_per 2.497 h n/a LCDB (Rev. 2016-February); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Polishook, D. (2012) Minor Planet Bul. 39, 187-192.]

5693 (1993 EA)          Discovered 1993-Mar-03 by Spacewatch at Kitt Peak
Reference: DISCOVERY.DBLast Updated: 2013-09-05

[ show close-approach data ]
Alternate Designations
 1993 EA = 1984 AJ 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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