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129026 Conormcmenamin (2004 TE345)
Classification: Main-belt Asteroid          SPK-ID: 2129026
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08221169148624348 5.7136e-08  
a 3.176992981863428 4.0251e-08 au
q 2.915807014984511 1.7522e-07 au
i 17.91752148444453 5.6937e-06 deg
node 58.357829651319 1.6945e-05 deg
peri 324.1027200352526 3.6857e-05 deg
M 302.729952124293 3.2686e-05 deg
tp 2459329.539362781158
(2021-Apr-25.03936278)
0.00018912 TDB
period 2068.344186795471
5.66
3.9307e-05
1.076e-07
d
yr
n .1740522695875659 3.3077e-09 deg/d
Q 3.438178948742344 4.356e-08 au
  Orbit Determination Parameters
   # obs. used (total)      486  
   data-arc span      7984 days (21.86 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56882  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:39:19  

Additional Information
 Earth MOID = 1.93941 au 
 Jupiter MOID = 1.99817 au 
 T_jup = 3.120 
[ 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 14.5   n/a MPO432770  

129026 Conormcmenamin           Discovered 2004 Oct. 15 by Mt. Lemmon Survey at Mount Lemmon.
Conor Brendan McMenamin (b. 1989) is a student engineer at the Massachusetts Institute of Technology working as the Thermal Engineer guiding the design and stable temperature performance of the student-built Regolith X-ray Imaging Spectrometer aboard the OSIRIS-REx Asteroid Sample Return Mission.
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 2016-08-18Last Updated: 2016-08-22

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