Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
40440 Dobrovsky (1999 RU34)
Classification: Main-belt Asteroid          SPK-ID: 2040440
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0968302998226481 7.2727e-08  
a 3.035466725507121 2.8982e-08 au
q 2.741541572374594 2.1653e-07 au
i 9.919138713640228 8.032e-06 deg
node 192.740196681291 3.1635e-05 deg
peri 199.8834043579819 4.4905e-05 deg
M 53.77890732976724 2.9693e-05 deg
tp 2457311.933365110229
(2015-Oct-16.43336511)
0.0001596 JED
period 1931.6864867356
5.29
2.7665e-05
7.574e-08
d
yr
n .1863656460155561 2.6691e-09 deg/d
Q 3.329391878639647 3.1789e-08 au
  Orbit Determination Parameters
   # obs. used (total)      766  
   data-arc span      8705 days (23.83 yr)  
   first obs. used      1992-05-06  
   last obs. used      2016-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58749  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 17:28:23  

Additional Information
 Earth MOID = 1.74748 au 
 Jupiter MOID = 2.11846 au 
 T_jup = 3.212 
[ 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 MPO347810  

40440 Dobrovský           Discovered 1999 Sept. 11 by P. Pravec and P. Kušnirák at Ondřejov.
Josef Dobrovský (1753-1829) was probably the most important Czech linguist. He did research in the Czech and Slavic languages and Czech literature. He codified the rules of the written Czech language.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030806/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-May-05 14:17 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin