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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02300356365035198 5.7144e-08  
a 2.211124314133175 1.4213e-08 AU
q 2.160260575234172 1.3074e-07 AU
i 1.71296781099153 5.5602e-06 deg
node 109.8945074479598 0.00018317 deg
peri 193.9729430887953 0.00022099 deg
M 36.40551040714971 0.00012243 deg
tp 2456879.054118721349
(2014-Aug-09.55411872)
0.00040875 JED
period 1200.931308786929
3.29
1.158e-05
3.17e-08
d
yr
n .2997673533581525 2.8904e-09 deg/d
Q 2.261988053032179 1.454e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      7378 days (20.20 yr)  
   first obs. used      1994-06-03  
   last obs. used      2014-08-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56493  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Sep-12 14:06:17  

Additional Information
 Earth MOID = 1.14592 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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