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39103 (2000 WQ17)
Classification: Main-belt Asteroid          SPK-ID: 2039103
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08037690354679342 3.8897e-08  
a 3.076958838869091 1.7922e-08 au
q 2.829642415059857 1.1957e-07 au
i 3.630365668411712 3.9803e-06 deg
node 151.4008059853456 6.8541e-05 deg
peri 280.5594406677691 7.3399e-05 deg
M 221.0744069786957 2.8086e-05 deg
tp 2459761.282852511147
(2022-Jun-30.78285251)
0.00015666 TDB
period 1971.428164873934
5.40
1.7224e-05
4.716e-08
d
yr
n .1826087333103617 1.5955e-09 deg/d
Q 3.324275262678326 1.9363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1217  
   data-arc span      10315 days (28.24 yr)  
   first obs. used      1992-05-02  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5565  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 03:31:51  

Additional Information
 Earth MOID = 1.84722 au 
 Jupiter MOID = 1.89252 au 
 T_jup = 3.221 
[ 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 14.2   n/a MPO347802  
diameter diameter 8.060 km 0.188 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

39103 (2000 WQ17)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 2000 WQ17 = 1997 ED57 = 1999 RD58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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