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5514 Karelraska (1989 BN1)
Classification: Main-belt Asteroid          SPK-ID: 2005514
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1749418510695774 5.4665e-08  
a 2.563952933893362 1.5538e-08 au
q 2.115410261582783 1.4123e-07 au
i 6.533620098102853 7.5988e-06 deg
node 149.9656202901153 8.1241e-05 deg
peri 304.25885118 8.8729e-05 deg
M 276.9416763718541 3.6044e-05 deg
tp 2457946.474555898877
(2017-Jul-11.97455590)
0.00015135 JED
period 1499.558800165684
4.11
1.3632e-05
3.732e-08
d
yr
n .2400706127430442 2.1824e-09 deg/d
Q 3.012495606203941 1.8257e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1027  
   data-arc span      15589 days (42.68 yr)  
   first obs. used      1971-10-21  
   last obs. used      2014-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48944  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:27:33  

Additional Information
 Earth MOID = 1.13854 au 
 Jupiter MOID = 2.18896 au 
 T_jup = 3.403 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.3 mag n/a MPO256904  

5514 Karelraška           Discovered 1989 Jan. 29 by Z. Vavrova at Klet.
Karel Raška (1909-1987) was a Czech physician and epidemiologist, known as "the father of the conception of epidemiologic surveillance". He was awarded the Edward Jenner Medal by the Royal Society of Medicine.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-08-29Last Updated: 2015-09-02

[ show close-approach data ]
Alternate Designations
 1989 BN1 = 1971 UO2 = 1975 TB7 = 1985 DG3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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