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23131 Debenedictis (2000 AS128)
Classification: Main-belt Asteroid          SPK-ID: 2023131
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1703470965414179 5.8354e-08  
a 2.233050495879682 1.3215e-08 AU
q 1.852656827476205 1.2705e-07 AU
i 2.198902463773496 4.471e-06 deg
node 285.6481423843587 0.00017204 deg
peri 111.0477548466959 0.00017281 deg
M 245.0361948484912 1.8606e-05 deg
tp 2457389.728714444044
(2016-Jan-02.22871444)
6.4892e-05 JED
period 1218.838720719023
3.34
1.0819e-05
2.962e-08
d
yr
n .2953631139874087 2.6219e-09 deg/d
Q 2.613444164283159 1.5466e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      969  
   data-arc span      21463 days (58.76 yr)  
   first obs. used      1955-09-22  
   last obs. used      2014-06-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50233  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Aug-13 14:38:34  

Additional Information
 Earth MOID = .860864 AU 
 T_jup = 3.620 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3 mag n/a MPO302205  

23131 Debenedictis           Discovered 2000 Jan. 5 by the Lincoln Laboratory Near-Earth Asteroid Research Team in Socorro.
Erika Alden DeBenedictis (b. 1992) was awarded second place in the 2007 Intel International Science and Engineering Fair for her computer science project. She attends the Saint Pius X High School, Albuquerque, New Mexico, U.S.A.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070828/MPCPages.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2000 AS128 = 1955 SF2 = 1955 UE = 1997 EY49 = 1998 MM31 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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