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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120217804571713 5.3041e-08  
a 2.256184486196454 1.1273e-08 au
q 1.984950940557157 1.1918e-07 au
i 2.852064368056615 5.5231e-06 deg
node 106.3451478241551 0.00012082 deg
peri 325.9704908826683 0.00012434 deg
M 119.2400630140354 2.6648e-05 deg
tp 2456990.503607041654
(2014-Nov-29.00360704)
9.2127e-05 JED
period 1237.828106880749
3.39
9.2768e-06
2.54e-08
d
yr
n .2908319806270823 2.1796e-09 deg/d
Q 2.52741803183575 1.2628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1046  
   data-arc span      23416 days (64.11 yr)  
   first obs. used      1951-02-04  
   last obs. used      2015-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52626  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 16:39:45  

Additional Information
 Earth MOID = .999686 au 
 Jupiter MOID = 2.7051 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 14.6 mag n/a MPO332922  

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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