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12229 Paulsson (1985 UK3)
Classification: Main-belt Asteroid          SPK-ID: 2012229
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1559175200884835 5.3498e-08  
a 2.251234359223237 1.4336e-08 AU
q 1.900227480795164 1.2045e-07 AU
i 4.600115186291529 5.9491e-06 deg
node 39.87641301642132 7.0036e-05 deg
peri 265.6125942077605 7.3423e-05 deg
M 230.8573841351309 2.5363e-05 deg
tp 2457243.084874773740
(2015-Aug-08.58487477)
8.8904e-05 JED
period 1233.756601966815
3.38
1.1785e-05
3.227e-08
d
yr
n .2917917516519058 2.7871e-09 deg/d
Q 2.60224123765131 1.6571e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1238  
   data-arc span      10391 days (28.45 yr)  
   first obs. used      1985-09-21  
   last obs. used      2014-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55343  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Mar-22 10:59:50  

Additional Information
 Earth MOID = .891213 AU 
 T_jup = 3.607 
[ 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 13.6 mag n/a MPO279645  

12229 Paulsson           Discovered 1985 Oct. 17 by C.-I. Lagerkvist at Kvistaberg Observatory.
Rolf Paulsson (b. 1943), a lecturer at Uppsala University, has been an outstanding teacher of theoretical physics for generations of students.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20091004/MPCPages.arcLast Updated: 2009-10-06

Alternate Designations
 1985 UK3 = 1991 JB 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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