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16222 Donnanderson (2000 DK55)
Classification: Main-belt Asteroid          SPK-ID: 2016222
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02263558953017419 5.287e-08  
a 2.211377046984608 1.1998e-08 au
q 2.161321223852616 1.1858e-07 au
i 1.712895836121653 5.4061e-06 deg
node 109.8929236019243 0.00016227 deg
peri 193.3796849015777 0.00019484 deg
M 216.8886587215895 0.00010801 deg
tp 2458077.989883223879
(2017-Nov-20.48988322)
0.00036014 JED
period 1201.137215436945
3.29
9.7757e-06
2.676e-08
d
yr
n .2997159653146212 2.4393e-09 deg/d
Q 2.261432870116601 1.227e-08 au
  Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      7907 days (21.65 yr)  
   first obs. used      1994-06-03  
   last obs. used      2016-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56453  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 19:09:23  

Additional Information
 Earth MOID = 1.14542 au 
 Jupiter MOID = 2.75692 au 
 T_jup = 3.656 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0 mag n/a MPO263492  

16222 Donnanderson           Discovered 2000 Feb. 29 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Named in honor of Donna Anderson for mentoring a finalist in the 2002 Intel Science Talent Search, a science competition for high school seniors. Anderson is a teacher at the William Hall High School, West Hartford, Connecticut.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020227/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 2000 DK55 = 1994 LF7 = 1995 YY4 = 1998 SN102 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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