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249343 (2008 WQ32)
Classification: Main-belt Asteroid          SPK-ID: 2249343
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2237573402515201 5.3686e-08  
a 3.112531376410304 4.815e-08 au
q 2.416079634175332 1.624e-07 au
i 26.49356092547758 6.7866e-06 deg
node 104.3531430557323 1.3943e-05 deg
peri 250.5834711383412 2.3717e-05 deg
M 78.31799218099786 1.823e-05 deg
tp 2458564.156934615070
(2019-Mar-21.65693462)
0.00010418 TDB
period 2005.714129845729
5.49
4.6542e-05
1.274e-07
d
yr
n .1794871934355319 4.1649e-09 deg/d
Q 3.808983118645277 5.8924e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      14464 days (39.60 yr)  
   first obs. used      1980-06-23  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54066  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:22:01  

Additional Information
 Earth MOID = 1.53366 au 
 Jupiter MOID = 1.9306 au 
 T_jup = 3.021 
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Orbital Elements at Epoch 2457779.5 (2017-Jan-26.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2230950445355945 5.3712e-08  
q 2.41997182827845 1.6188e-07 au
tp 2458563.058612381536
(2019-Mar-20.55861238)
0.00010468 TDB
node 104.4542422642799 1.3962e-05 deg
peri 250.1215124963756 2.376e-05 deg
i 26.46611666961017 6.7822e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      302  
   data-arc span      14464 days (39.60 yr)  
   first obs. used      1980-06-23  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54066  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:22:01  

Additional Information
 Jupiter MOID = 1.9306 au 
 T_jup = 3.021 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.884973643814815E-15 -8.474193719802602E-15 1.886148661845265E-12 -2.130139847515842E-14 2.274578271284603E-13 5.897453044246026E-15
q -8.474193719802602E-15 2.620495191604923E-14 -7.005746874439978E-12 7.38374354820011E-14 -1.035750476120945E-12 -1.665817405743115E-14
tp 1.886148661845265E-12 -7.005746874439978E-12 1.095850624082488E-8 -5.16538192305478E-11 2.038015892648592E-9 -1.972045509563989E-11
node -2.130139847515842E-14 7.38374354820011E-14 -5.16538192305478E-11 1.9492721066765E-10 -1.833949004397114E-10 -3.610023967811722E-11
peri 2.274578271284603E-13 -1.035750476120945E-12 2.038015892648592E-9 -1.833949004397114E-10 5.645343846525126E-10 2.856297263621587E-11
i 5.897453044246026E-15 -1.665817405743115E-14 -1.972045509563989E-11 -3.610023967811722E-11 2.856297263621587E-11 4.599766388510077E-11

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 15.0   n/a MPO454848  
diameter diameter 5.789 km 0.904 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.058   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249343 (2008 WQ32)          Discovered 2008-Nov-20 by Lowe, A. at Mayhill
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

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Alternate Designations
 2008 WQ32 = 2003 YD100 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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