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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1444686576541953 1.6451e-08  
a 2.675717277079745 1.5922e-08 au
q 2.289159993797896 4.8632e-08 au
i 26.52343810350552 8.8765e-07 deg
node 87.96963145725029 3.4199e-06 deg
peri 274.8468809278021 9.6924e-06 deg
M 250.0202835383714 1.2843e-05 deg
tp 2459688.892353861619
(2022-Apr-19.39235386)
5.9218e-05 TDB
period 1598.669764269906
4.38
1.427e-05
3.907e-08
d
yr
n .2251872200537976 2.01e-09 deg/d
Q 3.062274560361595 1.8222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1441  
   data-arc span      8147 days (22.31 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4959  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 08:24:42  

Additional Information
 Earth MOID = 1.45033 au 
 Jupiter MOID = 2.52722 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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