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5690 (1992 EU)
Classification: Main-belt Asteroid          SPK-ID: 2005690
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3800069754745122 6.2063e-08  
a 2.799181737380313 2.2199e-08 au
q 1.73547315155493 1.7683e-07 au
i 29.01124017750159 1.3513e-05 deg
node .8165077184546926 1.6295e-05 deg
peri 82.02573460608532 2.3858e-05 deg
M 122.3419090401872 1.378e-05 deg
tp 2457019.176575642683
(2014-Dec-27.67657564)
6.3575e-05 JED
period 1710.586620811111
4.68
2.0348e-05
5.571e-08
d
yr
n .2104541188503499 2.5035e-09 deg/d
Q 3.862890323205696 3.0634e-08 au
  Orbit Determination Parameters
   # obs. used (total)      598  
   data-arc span      15276 days (41.82 yr)  
   first obs. used      1974-06-18  
   last obs. used      2016-04-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48705  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 12:53:03  

Additional Information
 Earth MOID = .963798 au 
 Jupiter MOID = 2.34666 au 
 T_jup = 3.046 
[ 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 13.1 mag n/a MPO302099  
rotation period rot_per 5. 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:
[Szekely, P.; Kiss, L.L.; Szabo, Gy.M.; Sarneczky, K.; et al. (2005) Planet. Space Sci. 53, 925-936.]
SMASSII spectral type spec_B B   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

5690 (1992 EU)          Discovered 1992-Mar-07 by Ueda and Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1992 EU = 1987 DR 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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