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159999 Michaelgriffin (2006 EZ67)
Classification: Main-belt Asteroid          SPK-ID: 2159999
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03940935662188731 8.7591e-08  
a 2.829380616558306 2.448e-08 au
q 2.717876546821304 2.395e-07 au
i 2.415751286209959 7.1882e-06 deg
node 149.7865780028731 0.00013753 deg
peri 223.1637924407533 0.00015625 deg
M 177.3938194098082 7.2234e-05 deg
tp 2458343.913014855057
(2018-Aug-13.41301485)
0.00034879 TDB
period 1738.343058840129
4.76
2.256e-05
6.177e-08
d
yr
n .2070937598705069 2.6877e-09 deg/d
Q 2.940884686295308 2.5445e-08 au
  Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      9664 days (26.46 yr)  
   first obs. used      1994-09-29  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60858  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:59:30  

Additional Information
 Earth MOID = 1.71622 au 
 Jupiter MOID = 2.23586 au 
 T_jup = 3.311 
[ 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 16.62   n/a E2021B55  

159999 Michaelgriffin           Discovered 2006 Mar. 2 by M. W. Buie at Kitt Peak.
Michael D. Griffin (b. 1949) served as the Johns Hopkins University Applied Physics Laboratory Space Department Head and previously served as the NASA Administrator during 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 ]
Alternate Designations
 2006 EZ67 = 1994 SB11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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