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215222 (2000 WE29)
Classification: Main-belt Asteroid          SPK-ID: 2215222
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3085870326755605 4.7728e-08  
a 3.087148960309147 2.4957e-08 au
q 2.134494823219906 1.4979e-07 au
i 22.5896652157459 6.6707e-06 deg
node 83.73656598229759 1.411e-05 deg
peri 272.968133233747 1.6891e-05 deg
M 254.9649081611571 9.8162e-06 deg
tp 2459578.551754625425
(2021-Dec-30.05175463)
5.7462e-05 TDB
period 1981.229587388206
5.42
2.4025e-05
6.578e-08
d
yr
n .1817053421227051 2.2034e-09 deg/d
Q 4.039803097398388 3.2658e-08 au
  Orbit Determination Parameters
   # obs. used (total)      493  
   data-arc span      7117 days (19.49 yr)  
   first obs. used      2000-10-31  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52788  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:16:46  

Additional Information
 Earth MOID = 1.26743 au 
 Jupiter MOID = 2.11094 au 
 T_jup = 3.038 
[ 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 14.7   n/a MPO437029  
diameter diameter 6.489 km 0.274 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

215222 (2000 WE29)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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