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JPL Small-Body Database Browser
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146921 Michaelbuckley (2002 CU250)
Classification: Main-belt Asteroid          SPK-ID: 2146921
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .127328581374124 5.1744e-08  
a 3.05205910685543 2.7072e-08 au
q 2.663444750509552 1.5383e-07 au
i 2.039443141616162 6.2856e-06 deg
node 47.98226222568705 0.00016743 deg
peri 29.89532783745759 0.00016984 deg
M 144.3980804296266 2.7986e-05 deg
tp 2457819.327842032058
(2017-Mar-06.82784203)
0.00014748 TDB
period 1947.54650499329
5.33
2.5912e-05
7.094e-08
d
yr
n .1848479607942612 2.4594e-09 deg/d
Q 3.440673463201308 3.0519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      283  
   data-arc span      6762 days (18.51 yr)  
   first obs. used      2000-11-02  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60592  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:22:35  

Additional Information
 Earth MOID = 1.67899 au 
 Jupiter MOID = 1.80049 au 
 T_jup = 3.223 
[ 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 15.8   n/a MPO439881  

146921 Michaelbuckley           Discovered 2002 Feb. 6 by M. W. Buie at Kitt Peak.
Michael R. Buckley (b. 1969) is a senior public affairs specialist at the Johns Hopkins University Applied Physics Laboratory. He served as the Public Affairs Officer for the New Horizons Mission to Pluto.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2018-05-29Last Updated: 2018-09-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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