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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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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08185813689957899 5.3709e-08  
a 3.175032905309356 3.6777e-08 au
q 2.915130627085875 1.6867e-07 au
i 17.91801108255707 5.5234e-06 deg
node 58.337422607905 1.6939e-05 deg
peri 324.4524194084617 3.6943e-05 deg
M 337.2361477216385 3.2456e-05 deg
tp 2459331.166431489662
(2021-Apr-26.66643149)
0.00018667 TDB
period 2066.430354628199
5.66
3.5903e-05
9.83e-08
d
yr
n .1742134687451262 3.0269e-09 deg/d
Q 3.434935183532838 3.9787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      542  
   data-arc span      8115 days (22.22 yr)  
   first obs. used      1998-09-19  
   last obs. used      2020-12-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56324  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:44:48  

Additional Information
 Earth MOID = 1.93741 au 
 Jupiter MOID = 2.00117 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 14.59   n/a MPCxxxxx  

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

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