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JPL Small-Body Database Browser
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39158 (2000 WW114)
Classification: Main-belt Asteroid          SPK-ID: 2039158
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1173748394325164 3.3624e-08  
a 2.449852144036493 1.2073e-08 au
q 2.162301141996803 8.073e-08 au
i 5.320756987963243 3.4287e-06 deg
node 303.370990773643 5.114e-05 deg
peri 349.4241519122214 5.6025e-05 deg
M 165.3587352731717 2.6353e-05 deg
tp 2458357.171369786635
(2018-Aug-26.67136979)
0.00010005 TDB
period 1400.581024608178
3.83
1.0354e-05
2.835e-08
d
yr
n .25703618260908 1.9001e-09 deg/d
Q 2.737403146076182 1.3491e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1225  
   data-arc span      9459 days (25.90 yr)  
   first obs. used      1994-03-07  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50833  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:07:09  

Additional Information
 Earth MOID = 1.14645 au 
 Jupiter MOID = 2.43029 au 
 T_jup = 3.481 
[ 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 14.8   n/a MPO452713  
diameter diameter 2.529 km 0.225 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.332   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39158 (2000 WW114)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 WW114 = 1999 NU31 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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