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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05376637872550171 7.0934e-08  
a 2.364097683777195 1.5807e-08 AU
q 2.236988712367149 1.6861e-07 AU
i 2.491350672950134 6.9529e-06 deg
node 2.122954549734387 0.00013797 deg
peri 160.1138741315231 0.00014892 deg
M 85.22794610170708 5.6717e-05 deg
tp 2456486.177062222902
(2013-Jul-12.67706222)
0.0002087 JED
period 1327.689599192265
3.64
1.3316e-05
3.646e-08
d
yr
n .2711477142089654 2.7194e-09 deg/d
Q 2.491206655187241 1.6657e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      968  
   data-arc span      13738 days (37.61 yr)  
   first obs. used      1975-09-30  
   last obs. used      2013-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56843  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Oct-22 18:36:57  

Additional Information
 Earth MOID = 1.24495 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 14.1 mag n/a MPO263421  

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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