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JPL Small-Body Database Browser
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11408 Zahradnik (1999 EG3)
Classification: Main-belt Asteroid          SPK-ID: 2011408
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339404203983924 3.3852e-08  
a 3.173383880739763 1.7584e-08 au
q 2.748339509667997 1.0774e-07 au
i .7827223101253377 4.0698e-06 deg
node 226.5149971682568 0.00029332 deg
peri 17.65373410094316 0.00029373 deg
M 156.3016392828786 1.5794e-05 deg
tp 2457704.014280063325
(2016-Nov-11.51428006)
9.0213e-05 TDB
period 2064.820693230922
5.65
1.7162e-05
4.699e-08
d
yr
n .1743492794217841 1.4491e-09 deg/d
Q 3.598428251811529 1.9939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2025  
   data-arc span      15062 days (41.24 yr)  
   first obs. used      1978-09-02  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50093  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:35:29  

Additional Information
 Earth MOID = 1.73505 au 
 Jupiter MOID = 1.42162 au 
 T_jup = 3.187 
[ 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 13.2   n/a MPO384857  
diameter diameter 10.712 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11408 Zahradník           Discovered 1999 Mar. 13 by L. Šarounová at Ondřejov.
Rudolf Zahradník (b. 1928), co-founder of the Czech school of quantum chemistry, became the founding father and the first president of the Learned Society of the Czech Republic (1994-1997) and the first president of the Academy of Sciences of the Czech Republic (1993-2001).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080321/MPCPages.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 1999 EG3 = 1978 RZ7 = 1997 YM20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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