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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2408406534419313 5.4086e-08  
a 2.211524535840127 9.2316e-09 AU
q 1.678899521525527 1.1807e-07 AU
i 5.007335215041014 4.7216e-06 deg
node 82.59527549956495 6.0204e-05 deg
peri 249.2488190029987 6.0995e-05 deg
M 261.5962387817044 1.0134e-05 deg
tp 2457328.856235238900
(2015-Nov-02.35623524)
3.4725e-05 JED
period 1201.257383076799
3.29
7.5216e-06
2.059e-08
d
yr
n .2996859832635755 1.8765e-09 deg/d
Q 2.744149550154727 1.1455e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1074  
   data-arc span      8410 days (23.03 yr)  
   first obs. used      1992-06-04  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55431  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:23:08  

Additional Information
 Earth MOID = .677058 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 14.4 mag n/a MPO313568  

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 Volyňka and Otava rivers. The town is situated in the heart of the Prácheň 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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