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JPL Small-Body Database Browser
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117640 Millsellie (2005 EK137)
Classification: Main-belt Asteroid          SPK-ID: 2117640
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1533602866497161 3.8765e-08  
a 2.195954023440434 9.5501e-09 au
q 1.859181884936012 8.4959e-08 au
i 5.429317884122501 6.381e-06 deg
node 24.28726461982223 4.3996e-05 deg
peri 306.3076436300146 4.9719e-05 deg
M 356.5951961575835 2.2874e-05 deg
tp 2458611.741464338800
(2019-May-08.24146434)
7.5521e-05 TDB
period 1188.593337317135
3.25
7.7537e-06
2.123e-08
d
yr
n .3028790324641929 1.9758e-09 deg/d
Q 2.532726161944857 1.1015e-08 au
  Orbit Determination Parameters
   # obs. used (total)      473  
   data-arc span      9010 days (24.67 yr)  
   first obs. used      1995-03-29  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53192  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 11:02:14  

Additional Information
 Earth MOID = .854144 au 
 Jupiter MOID = 2.80998 au 
 T_jup = 3.648 
[ 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 16.6   n/a MPO439764  

117640 Millsellie           Discovered 2005 Mar. 9 by Mt. Lemmon Survey at Mount Lemmon.
Amelia Lucas (b. 2014) and Eloise Thornton (b. 2014) were born during the OSIRIS-REx Mission. Mills, daughter of Kristen and Scott Lucas, and Ellie, daughter of Jennifer and Kevin Thornton, enjoy exploring new frontiers, hearing about the universe, and looking at stars with their grandparents Thomas and Karen Connors.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-07-10

[ show close-approach data ]
Alternate Designations
 2005 EK137 = 1995 FJ19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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