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340891 Londoncommorch (2007 CO54)
Classification: Main-belt Asteroid          SPK-ID: 2340891
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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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 .1237985310619573 6.2767e-08  
a 2.270662918380381 1.9931e-08 au
q 1.989558184548033 1.4997e-07 au
i 3.313721946167642 4.9906e-06 deg
node 293.8735177901045 0.00010902 deg
peri 259.7096243445869 0.00011103 deg
M 294.2817981768342 2.3995e-05 deg
tp 2459228.644813048867
(2021-Jan-14.14481305)
8.488e-05 TDB
period 1249.76232488212
3.42
1.6455e-05
4.505e-08
d
yr
n .2880547707612774 3.7927e-09 deg/d
Q 2.551767652212729 2.2399e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      5254 days (14.38 yr)  
   first obs. used      2005-09-26  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51491  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-11 17:13:07  

Additional Information
 Earth MOID = .992052 au 
 Jupiter MOID = 2.41954 au 
 T_jup = 3.600 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.1   n/a MPO455492  

340891 Londoncommorch           Discovered 2007 Feb. 14 by Q.-Z. Ye and C.-S. Lin at Lulin.
The London Community Orchestra, founded in 1974, is a community orchestra in London, Ontario. The minor planet is named in recognition of the orchestra's 40th anniversary.
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 2013-07-22Last Updated: 2014-08-13
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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