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12197 Jan-Otto (1980 FR2)
Classification: Main-belt Asteroid          SPK-ID: 2012197
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1941973950929098 7.789e-08  
a 2.558076662332509 2.0638e-08 AU
q 2.06130483805957 1.9738e-07 AU
i 5.332384676229358 6.9963e-06 deg
node 181.4997949042041 7.9043e-05 deg
peri 238.9751363951374 8.035e-05 deg
M 270.3644579632993 1.7834e-05 deg
tp 2457372.588723530961
(2015-Dec-16.08872353)
7.5726e-05 JED
period 1494.406542622346
4.09
1.8084e-05
4.951e-08
d
yr
n .2408983029265125 2.9152e-09 deg/d
Q 3.054848486605448 2.4645e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      12527 days (34.30 yr)  
   first obs. used      1980-03-16  
   last obs. used      2014-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56212  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:27:53  

Additional Information
 Earth MOID = 1.07926 AU 
 T_jup = 3.404 
[ 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 13.9 mag n/a MPO266023  

12197 Jan-Otto           Discovered 1980 Mar. 16 by C.-I. Lagerkvist at the European Southern Observatory.
Jan-Otto Carlsson (b. 1943) is professor of inorganic chemistry at Uppsala University and has for nine years been the dean of the Faculty of Sciences and Technology.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080520/MPCPages.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 1980 FR2 = 1982 SE6 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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