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15109 Wilber (2000 CW61)
Classification: Main-belt Asteroid          SPK-ID: 2015109
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08097137494396785 3.5612e-08  
a 2.364873252359067 9.4567e-09 au
q 2.173386213547341 8.2441e-08 au
i 6.655724309083408 4.0655e-06 deg
node 218.3269521310415 3.1942e-05 deg
peri 33.4273263003988 4.0997e-05 deg
M 123.7483774911975 2.4668e-05 deg
tp 2458543.888081300160
(2019-Mar-01.38808130)
9.124e-05 TDB
period 1328.342997819388
3.64
7.9677e-06
2.181e-08
d
yr
n .2710143393618795 1.6256e-09 deg/d
Q 2.556360291170794 1.0222e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1282  
   data-arc span      16040 days (43.92 yr)  
   first obs. used      1976-10-22  
   last obs. used      2020-09-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50634  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Oct-22 16:39:24  

Additional Information
 Earth MOID = 1.16302 au 
 Jupiter MOID = 2.45621 au 
 T_jup = 3.535 
[ 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 14.9   n/a MPO449060  
diameter diameter 2.530 km 0.385 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.437   0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15109 Wilber           Discovered 2000 Feb. 2 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Harold T. Wilber for mentoring a finalist in the 2001 Discovery Young Scientist Challenge (DYSC), a middle school science competition. Wilber is a teacher at the Franklin Middle School, Springfield, Illinois.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20011002/MPCPages.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2000 CW61 = 1976 UL6 = 1993 HG7 = 1998 VO25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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