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10976 Wubbena (2287 T-2)
Classification: Main-belt Asteroid          SPK-ID: 2010976
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02115889736500417 6.0766e-08  
a 2.739740831604786 1.911e-08 au
q 2.681770936542149 1.601e-07 au
i 6.146855621112668 5.6065e-06 deg
node 174.3905673382461 4.2057e-05 deg
peri 194.1129615460353 0.00012014 deg
M 163.8557794121131 0.00011192 deg
tp 2456846.585816854424
(2014-Jul-08.08581685)
0.00051576 JED
period 1656.390192071208
4.53
1.733e-05
4.745e-08
d
yr
n .2173400939725703 2.274e-09 deg/d
Q 2.797710726667423 1.9514e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1272  
   data-arc span      15553 days (42.58 yr)  
   first obs. used      1973-09-20  
   last obs. used      2016-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50344  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:10:24  

Additional Information
 Earth MOID = 1.67788 au 
 Jupiter MOID = 2.27507 au 
 T_jup = 3.342 
[ 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 13.8 mag n/a MPO358737  

10976 Wubbena           Discovered 1973 Sept. 29 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Eltjo Wubbena (b. 1947) was president of the NVWS, the Dutch popular-astronomy society, from 1975 to 1985. He observed variable stars for many years and promoted international contacts between amateur astronomers. Name suggested by H. van Woerden and A. van de Brugge.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20110517/MPCPages.arcLast Updated: 2011-06-24

[ show close-approach data ]
Alternate Designations
 2287 T-2 = 1991 RD15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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