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37609 LaVelle (1992 WS4)
Classification: Main-belt Asteroid          SPK-ID: 2037609
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1545808457313671 4.1452e-08  
a 2.563588041109201 1.2243e-08 au
q 2.167306433607722 1.034e-07 au
i 8.261403569687344 4.5432e-06 deg
node 27.82884496875224 3.1659e-05 deg
peri 19.81052678743348 3.568e-05 deg
M 262.834105050131 1.8943e-05 deg
tp 2459405.152415029527
(2021-Jul-09.65241503)
8.0346e-05 TDB
period 1499.238693636158
4.10
1.074e-05
2.94e-08
d
yr
n .2401218708722618 1.7201e-09 deg/d
Q 2.95986964861068 1.4135e-08 au
  Orbit Determination Parameters
   # obs. used (total)      855  
   data-arc span      9679 days (26.50 yr)  
   first obs. used      1992-11-25  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57327  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 04:34:58  

Additional Information
 Earth MOID = 1.1786 au 
 Jupiter MOID = 2.45075 au 
 T_jup = 3.402 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO436031  
diameter diameter 2.887 km 0.306 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.306   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37609 LaVelle           Discovered 1992 Nov. 25 by E. M. Shoemaker and C. S. Shoemaker at Palomar.
Lewis LaVelle McCoy (b. 1946), civic-minded entrepreneur, is a member of the Arizona Science, Technology, Engineering and Mathematics Initiative Committee. He has worked tirelessly to establish the Flagstaff Family YMCA and the Challenger Learning Center of Arizona.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

Alternate Designations
 1992 WS4 = 2000 OC50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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