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117550 (2005 EU8)
Classification: Main-belt Asteroid          SPK-ID: 2117550
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1833591525491616 6.7759e-08  
a 2.251833669131043 1.5201e-08 au
q 1.838939355877506 1.4739e-07 au
i 7.161679287543878 5.3087e-06 deg
node 138.2521149065107 5.1731e-05 deg
peri 208.4833821302092 5.4997e-05 deg
M 328.2280960616743 2.4504e-05 deg
tp 2459109.429028277974
(2020-Sep-16.92902828)
8.4797e-05 TDB
period 1234.249299512927
3.38
1.2498e-05
3.422e-08
d
yr
n .2916752718774621 2.9535e-09 deg/d
Q 2.66472798238458 1.7989e-08 au
  Orbit Determination Parameters
   # obs. used (total)      255  
   data-arc span      9378 days (25.68 yr)  
   first obs. used      1993-08-20  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61028  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:48:54  

Additional Information
 Earth MOID = .834828 au 
 Jupiter MOID = 2.7454 au 
 T_jup = 3.594 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO351677  

117550 (2005 EU8)          Discovered 2005-Mar-02 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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