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18531 Strakonice (1996 XM2)
Classification: Main-belt Asteroid          SPK-ID: 2018531
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 .240677588678829 5.7156e-08  
a 2.211732396714521 1.0008e-08 AU
q 1.679417976670423 1.2452e-07 AU
i 5.007293056040203 5.1737e-06 deg
node 82.59929515862021 6.2911e-05 deg
peri 249.2429692323261 6.3808e-05 deg
M 201.652385845804 1.1273e-05 deg
tp 2457328.952941170213
(2015-Nov-02.45294117)
3.94e-05 JED
period 1201.426746070334
3.29
8.1542e-06
2.232e-08
d
yr
n .2996437370630375 2.0337e-09 deg/d
Q 2.744046816758619 1.2416e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1028  
   data-arc span      7959 days (21.79 yr)  
   first obs. used      1992-06-04  
   last obs. used      2014-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .57357  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:12:30  

Additional Information
 Earth MOID = .675788 AU 
 T_jup = 3.613 
[ 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 14.3 mag n/a MPO257000  

18531 Strakonice           Discovered 1996 Dec. 4 by M. Tichy and Z. Moravec at Klet.
Strakonice is a southern Bohemian town known for a Gothic castle at the confluence of the Volynka and Otava rivers. The town is situated in the heart of the Práchen Region---where the bagpipe has long been played.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020921/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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