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117665 (2005 EM201)
Classification: Main-belt Asteroid          SPK-ID: 2117665
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1357225972359747 1.1596e-07  
a 2.546152644387183 1.8639e-08 au
q 2.200582194531709 3.0213e-07 au
i 13.54652950817821 4.7387e-06 deg
node 47.05876785090138 3.523e-05 deg
peri 87.34211590303104 3.9178e-05 deg
M 287.1082682353806 1.958e-05 deg
tp 2459300.969814705534
(2021-Mar-27.46981471)
8.1959e-05 TDB
period 1483.969864281589
4.06
1.6295e-05
4.461e-08
d
yr
n .24259252742594 2.6639e-09 deg/d
Q 2.891723094242656 2.1169e-08 au
  Orbit Determination Parameters
   # obs. used (total)      567  
   data-arc span      7412 days (20.29 yr)  
   first obs. used      1999-10-08  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55972  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:49:09  

Additional Information
 Earth MOID = 1.26341 au 
 Jupiter MOID = 2.25974 au 
 T_jup = 3.391 
[ 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 15.2   n/a MPO493671  

117665 (2005 EM201)          Discovered 2005-Mar-08 by CSS at Catalina
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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