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JPL Small-Body Database Browser
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39183 (2000 WE165)
Classification: Main-belt Asteroid          SPK-ID: 2039183
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1867548076962225 3.6662e-08  
a 2.763657088671523 1.2651e-08 au
q 2.247530840538371 1.0286e-07 au
i 10.74508004809363 4.2498e-06 deg
node 158.8750704002433 2.2523e-05 deg
peri 30.6842804151634 2.546e-05 deg
M 345.4136226059331 1.1643e-05 deg
tp 2459068.493845634209
(2020-Aug-06.99384563)
5.4432e-05 TDB
period 1678.126361811506
4.59
1.1522e-05
3.155e-08
d
yr
n .2145249655761243 1.473e-09 deg/d
Q 3.279783336804675 1.5013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1063  
   data-arc span      9309 days (25.49 yr)  
   first obs. used      1994-08-11  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51155  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:07:33  

Additional Information
 Earth MOID = 1.25658 au 
 Jupiter MOID = 1.69667 au 
 T_jup = 3.290 
[ 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 MPO502429  
diameter diameter 3.539 km 1.085 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.186   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39183 (2000 WE165)          Discovered 2000-Nov-22 by JPL/NEAT at Haleakala
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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