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JPL Small-Body Database Browser
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15870 Oburka (1996 QD)
Classification: Main-belt Asteroid          SPK-ID: 2015870
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1670537864302665 3.4344e-08  
a 2.638826614335105 1.128e-08 au
q 2.198000636677465 9.1153e-08 au
i 11.40760332368775 4.2156e-06 deg
node 208.7785432118914 1.9421e-05 deg
peri 86.16406718043221 2.3102e-05 deg
M 128.8116988532752 1.3704e-05 deg
tp 2458040.268508565583
(2017-Oct-13.76850857)
5.8672e-05 TDB
period 1565.722203121631
4.29
1.004e-05
2.749e-08
d
yr
n .2299258446244528 1.4743e-09 deg/d
Q 3.079652591992745 1.3165e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1286  
   data-arc span      8513 days (23.31 yr)  
   first obs. used      1996-08-16  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50089  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 00:04:54  

Additional Information
 Earth MOID = 1.21776 au 
 Jupiter MOID = 2.1933 au 
 T_jup = 3.348 
[ 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 14.5   n/a MPO467866  

15870 Ob{u°}rka           Discovered 1996 Aug. 16 by P. Pravec at Ondřejov.
Oto Ob{u°}rka (1909-1982), professor at Brno University of Technology, founded the Nicholas Copernicus Observatory there and led it for 20 years. He established a program, aimed at young amateurs, for monitoring short-period variable stars. He was an honorary president of the International Union of Amateur Astronomers.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20001013/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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