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10980 Breimer (4294 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2010980
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 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1196683077214043 5.3087e-08  
a 2.256023781475526 1.3136e-08 AU
q 1.986049233367106 1.1946e-07 AU
i 2.852508575040299 5.7732e-06 deg
node 106.3574689151996 0.00014259 deg
peri 326.0349105933095 0.00014584 deg
M 2.884919063005834 3.1865e-05 deg
tp 2456990.581521195066
(2014-Nov-29.08152119)
0.00010954 JED
period 1237.695856207522
3.39
1.081e-05
2.96e-08
d
yr
n .2908630566988337 2.5405e-09 deg/d
Q 2.525998329583945 1.4708e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      941  
   data-arc span      23253 days (63.66 yr)  
   first obs. used      1951-02-04  
   last obs. used      2014-10-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53488  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:19:27  

Additional Information
 Earth MOID = 1.00117 AU 
 T_jup = 3.612 
[ 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 14.5 mag n/a MPO250320  

10980 Breimer           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Douwe Breimer (b. 1943), is Rector Magnificus and President of Leiden University, a world-renowned pharmaceutical scientist and long-time supporter of astronomy in Leiden. The name was suggested by T. de Zeeuw.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070106/MPCPages.arcLast Updated: 2007-01-09

Alternate Designations
 4294 T-2 = 1995 BU1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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