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100047 Leobaeck (1991 TU6)
Classification: Main-belt Asteroid          SPK-ID: 2100047
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2043138192842921 5.0977e-08  
a 2.423373665008889 1.956e-08 au
q 1.92824493595795 1.2154e-07 au
i 1.754084036390935 5.0404e-06 deg
node 280.9015571250511 0.00020775 deg
peri 40.30809766985447 0.0002084 deg
M 192.7849456186333 2.327e-05 deg
tp 2458040.532277738359
(2017-Oct-14.03227774)
9.5243e-05 JED
period 1377.935861326879
3.77
1.6683e-05
4.568e-08
d
yr
n .2612603460754255 3.1632e-09 deg/d
Q 2.918502394059828 2.3557e-08 au
  Orbit Determination Parameters
   # obs. used (total)      476  
   data-arc span      8850 days (24.23 yr)  
   first obs. used      1991-09-16  
   last obs. used      2015-12-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59063  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 16:46:02  

Additional Information
 Earth MOID = .913942 au 
 Jupiter MOID = 2.38813 au 
 T_jup = 3.483 
[ 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 16.0 mag n/a MPO266350  
rotation period rot_per 3.4686 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

100047 Leobaeck           Discovered 1991 Oct. 2 by F. Börngen and L. D. Schmadel at Tautenburg.
Leo Baeck (1873-1956) was a leading liberal Jewish religious thinker. His The Essence of Judaism appeared in 1905. After liberation from Theresienstadt he participated in the resumption of German-Jewish dialogue. He became president of both the Council of Jews from Germany and the World Union for Progressive Judaism.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

Alternate Designations
 1991 TU6 = 2002 NV11 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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