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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1534578282326725 3.8372e-08  
a 2.196343659622565 9.385e-09 au
q 1.859297531564286 8.3913e-08 au
i 5.428739404111013 6.3177e-06 deg
node 24.28224393450067 4.3401e-05 deg
peri 306.3853266727227 4.9127e-05 deg
M 117.6565029135499 2.2763e-05 deg
tp 2458611.936230224382
(2019-May-08.43623022)
7.5159e-05 TDB
period 1188.909696066725
3.26
7.6203e-06
2.086e-08
d
yr
n .3027984389318965 1.9408e-09 deg/d
Q 2.533389787680844 1.0825e-08 au
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      9068 days (24.83 yr)  
   first obs. used      1995-03-29  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52052  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:48:48  

Additional Information
 Earth MOID = .855151 au 
 Jupiter MOID = 2.81217 au 
 T_jup = 3.647 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456925.5 (2014-Sep-25.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1539103190946285 3.8478e-08  
q 1.857962823421222 8.4196e-08 au
tp 2457423.659618352037
(2016-Feb-05.15961835)
7.5331e-05 TDB
node 24.30666616622342 4.3368e-05 deg
peri 306.4702545065479 4.9067e-05 deg
i 5.43178753496752 6.3193e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      503  
   data-arc span      9068 days (24.83 yr)  
   first obs. used      1995-03-29  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52052  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:48:48  

Additional Information
 Jupiter MOID = 2.81217 au 
 T_jup = 3.647 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.480577880602955E-15 -3.225324580292799E-15 1.201253558635474E-12 -1.004059914203341E-14 3.516271130712602E-13 2.110394802169323E-15
q -3.225324580292799E-15 7.088963947418513E-15 -2.712446667595844E-12 2.159405506147171E-14 -8.009393678606327E-13 -4.396108660666202E-15
tp 1.201253558635474E-12 -2.712446667595844E-12 5.674786318081289E-9 -4.312348581036419E-11 1.740312773922617E-9 4.212270344469738E-14
node -1.004059914203341E-14 2.159405506147171E-14 -4.312348581036419E-11 1.880820732943329E-9 -1.884099245137099E-9 7.518471688806429E-11
peri 3.516271130712602E-13 -8.009393678606327E-13 1.740312773922617E-9 -1.884099245137099E-9 2.407534929843813E-9 -7.489079118974892E-11
i 2.110394802169323E-15 -4.396108660666202E-15 4.212270344469738E-14 7.518471688806429E-11 -7.489079118974892E-11 3.993363306674077E-11

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 16.7   n/a MPO502791  

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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