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12199 Sohlman (1980 TK6)
Classification: Main-belt Asteroid          SPK-ID: 2012199
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1102091863079016 4.4571e-08  
a 2.419301473993395 8.506e-09 au
q 2.152672227111076 1.0628e-07 au
i 6.494381211859901 3.8777e-06 deg
node 224.5640828686724 2.9819e-05 deg
peri 149.6285008472631 3.3072e-05 deg
M 186.3556936100195 1.5883e-05 deg
tp 2459663.466309381061
(2022-Mar-24.96630938)
6.207e-05 TDB
period 1374.46413498389
3.76
7.2487e-06
1.985e-08
d
yr
n .2619202573839583 1.3813e-09 deg/d
Q 2.685930720875714 9.4435e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2143  
   data-arc span      14521 days (39.76 yr)  
   first obs. used      1980-09-13  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46555  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:25:03  

Additional Information
 Earth MOID = 1.15689 au 
 Jupiter MOID = 2.7791 au 
 T_jup = 3.498 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.6   n/a MPO358748  
diameter diameter 4.709 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.348   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

12199 Sohlman           Discovered 1980 Oct. 8 by L. V. Zhuravleva at the Crimean Astrophysical Observatory.
Michael Sohlman (b. 1944) is a well-known Swedish specialist in economics and finance, executive director of the Nobel Fund, a member of the Royal Swedish Academy of Sciences and the Royal Swedish Academy of Engineering Sciences.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040928/MPCPages.arcLast Updated: 2004-09-28

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Alternate Designations
 1980 TK6 = 1991 NU1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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