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JPL Small-Body Database Browser
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35347 Tallinn (1997 JN12)
Classification: Main-belt Asteroid          SPK-ID: 2035347
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0648707792429791 3.4994e-08  
a 3.011515136914269 1.934e-08 au
q 2.816155803280613 1.0639e-07 au
i 10.7292249122422 4.2479e-06 deg
node 55.50626197857474 2.5289e-05 deg
peri 214.9628144466504 4.7743e-05 deg
M 32.62553632541522 4.0003e-05 deg
tp 2458427.505951879118
(2018-Nov-05.00595188)
0.00021239 TDB
period 1908.868461267348
5.23
1.8389e-05
5.035e-08
d
yr
n .188593403529223 1.8168e-09 deg/d
Q 3.206874470547924 2.0595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1669  
   data-arc span      8158 days (22.34 yr)  
   first obs. used      1997-05-03  
   last obs. used      2019-09-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51774  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 01:55:32  

Additional Information
 Earth MOID = 1.8075 au 
 Jupiter MOID = 1.84674 au 
 T_jup = 3.220 
[ show covariance matrix ]

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 12.7   n/a MPO449216  

35347 Tallinn           Discovered 1997 May 3 by E. W. Elst at the European Southern Observatory.
Known in the twelfth century as Kolyvan, and later as Reval, the Finnic-speaking community became the northernmost member of the Hanseatic League in 1285, enjoying a strategic position for trade between Europe and Russia. Renamed Tallinn in 1918, it is now the largest city and capital of of modern Estonia.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080122/MPCPages.arcLast Updated: 2008-03-05

[ show close-approach data ]
Alternate Designations
 1997 JN12 = 1999 RJ36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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