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27132 Jezek (1998 XJ9)
Classification: Main-belt Asteroid          SPK-ID: 2027132
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09554300841477631 4.0578e-08  
a 2.37518885992438 8.0059e-09 au
q 2.148256170693942 9.7176e-08 au
i 7.359396444026975 4.4358e-06 deg
node 84.34323832016995 2.775e-05 deg
peri 348.0637751475394 3.6282e-05 deg
M 52.82899457354605 2.0864e-05 deg
tp 2459200.292550234871
(2020-Dec-16.79255024)
7.772e-05 TDB
period 1337.043842791901
3.66
6.76e-06
1.851e-08
d
yr
n .2692507070286332 1.3613e-09 deg/d
Q 2.602121549154818 8.7708e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1366  
   data-arc span      8717 days (23.87 yr)  
   first obs. used      1997-06-29  
   last obs. used      2021-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52133  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 19:24:32  

Additional Information
 Earth MOID = 1.16354 au 
 Jupiter MOID = 2.61261 au 
 T_jup = 3.525 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.04   n/a MPCxxxxx  
diameter diameter 2.128 km 0.504 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.428   0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27132 Ježek           Discovered 1998 Dec. 11 by P. Pravec and L. Šarounová at Ondřejov.
Czech composer Jaroslav Ježek (1906-1942) conducted the orchestra Osvobozené divadlo ("Liberated Theatre"), Prague, during 1928-1938. He composed jazz and dance music, as well as chamber and orchestral music. His songs for plays written by Voskovec and Werich are famous. He died while emigrating to New York.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030106/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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