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JPL Small-Body Database Browser
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37227 (2000 WW142)
Classification: Main-belt Asteroid          SPK-ID: 2037227
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443707622775098 4.2957e-08  
a 2.675731601448545 1.7008e-08 au
q 2.289434190497396 1.1348e-07 au
i 26.52329913905926 4.8445e-06 deg
node 87.97041698787379 1.0118e-05 deg
peri 274.8786265690876 1.9927e-05 deg
M 204.9353121513098 2.0393e-05 deg
tp 2459689.108940659465
(2022-Apr-19.60894066)
9.3211e-05 TDB
period 1598.68260193
4.38
1.5243e-05
4.173e-08
d
yr
n .2251854117667836 2.1471e-09 deg/d
Q 3.062029012399694 1.9464e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1303  
   data-arc span      8044 days (22.02 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50076  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 08:23:21  

Additional Information
 Earth MOID = 1.45135 au 
 Jupiter MOID = 2.52798 au 
 T_jup = 3.214 
[ 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 13.7   n/a MPO385052  
diameter diameter 11.392 km 0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.053   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

37227 (2000 WW142)          Discovered 2000-Nov-20 by LONEOS at Anderson Mesa
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2000 WW142 = 2001 DJ34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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