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37167 (2000 WE22)
Classification: Main-belt Asteroid          SPK-ID: 2037167
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1016788392113675 3.7551e-08  
a 2.970926889619085 1.8542e-08 au
q 2.668846492100779 1.1558e-07 au
i 11.34830858745054 3.6782e-06 deg
node 91.11616065021342 2.5134e-05 deg
peri 223.9547585144109 3.832e-05 deg
M 17.37053354124231 2.6845e-05 deg
tp 2458910.250037303240
(2020-Mar-01.75003730)
0.00013984 TDB
period 1870.408096198858
5.12
1.751e-05
4.794e-08
d
yr
n .192471365330171 1.8018e-09 deg/d
Q 3.273007287137392 2.0427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      8251 days (22.59 yr)  
   first obs. used      1998-03-24  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50964  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 00:32:04  

Additional Information
 Earth MOID = 1.6673 au 
 Jupiter MOID = 1.96973 au 
 T_jup = 3.225 
[ 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 14.3   n/a MPO445502  
diameter diameter 5.065 km 0.122 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.173   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37167 (2000 WE22)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 WE22 = 1998 HX111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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