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11775 Kohler (3224 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2011775
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02937865836729447 4.0563e-08  
a 2.173359350132079 1.127e-08 au
q 2.109508968275184 9.0902e-08 au
i 3.373410762514943 5.6852e-06 deg
node 164.862021962052 7.0813e-05 deg
peri 244.1098819903889 0.00013034 deg
M 310.736467343685 0.00011094 deg
tp 2457560.646992625030
(2016-Jun-21.14699263)
0.00036112 JED
period 1170.296043266404
3.20
9.1025e-06
2.492e-08
d
yr
n .307614472484421 2.3926e-09 deg/d
Q 2.237209731988974 1.1601e-08 au
  Orbit Determination Parameters
   # obs. used (total)      988  
   data-arc span      13910 days (38.08 yr)  
   first obs. used      1977-10-07  
   last obs. used      2015-11-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53701  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Nov-30 16:09:42  

Additional Information
 Earth MOID = 1.11861 au 
 Jupiter MOID = 2.8329 au 
 T_jup = 3.684 
[ 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 15.1 mag n/a MPO299048  
rotation period rot_per 8.21 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

11775 Köhler           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Georges J. F. Köhler (1946-1995), German biochemist and recipient of the 1984 Nobel Prize in medicine together with N. K. Jerne and C. Milstein. Jerne and Köhler, worked at the Basel Institute for Immunology.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030501/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 3224 T-3 = 1993 TE15 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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