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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08078598002474942 3.4963e-08  
a 2.365298105538373 8.061e-09 au
q 2.174215180031772 8.1636e-08 au
i 6.654982896563935 3.8308e-06 deg
node 218.3261766472806 2.7256e-05 deg
peri 33.46948678473911 3.3903e-05 deg
M 177.9065765574542 2.1253e-05 deg
tp 2458543.875996555079
(2019-Mar-01.37599656)
7.7523e-05 TDB
period 1328.700972242204
3.64
6.7924e-06
1.86e-08
d
yr
n .270941323533838 1.3851e-09 deg/d
Q 2.556381031044974 8.7122e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1574  
   data-arc span      16183 days (44.31 yr)  
   first obs. used      1976-10-22  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4813  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:48:20  

Additional Information
 Earth MOID = 1.16231 au 
 Jupiter MOID = 2.45507 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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