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8129 Michaelbusch (1975 SK1)
Classification: Main-belt Asteroid          SPK-ID: 2008129
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05393757643445736 6.3705e-08  
a 2.363880250175177 1.3758e-08 au
q 2.236378278499449 1.5359e-07 au
i 2.491432414966424 6.2169e-06 deg
node 2.115899094570469 0.00010753 deg
peri 160.4310688627551 0.00011859 deg
M 247.5772386260861 5.3354e-05 deg
tp 2457815.060942321531
(2017-Mar-02.56094232)
0.00019831 JED
period 1327.506435635199
3.63
1.1589e-05
3.173e-08
d
yr
n .2711851259897987 2.3675e-09 deg/d
Q 2.491382221850905 1.45e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1188  
   data-arc span      14684 days (40.20 yr)  
   first obs. used      1975-09-30  
   last obs. used      2015-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52286  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:06:23  

Additional Information
 Earth MOID = 1.24396 au 
 Jupiter MOID = 2.47969 au 
 T_jup = 3.546 
[ 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 14.2 mag n/a MPO358710  

8129 Michaelbusch           Discovered 1975 Sept. 30 by S. J. Bus at Palomar.
Named in honor of Michael W. Busch (b. 1987), a Jansky Fellow at the Department of Earth and Space Sciences of the University of California, Los Angeles. Busch is a radar astronomer who studies NEAs, with a particular interest in contact binary asteroids.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120506/MPCPages.arcLast Updated: 2012-05-09

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