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15902 Dostal (1997 RA9)
Classification: Main-belt Asteroid          SPK-ID: 2015902
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09579307589324444 3.2702e-08  
a 2.261901062849205 6.991e-09 au
q 2.045226602672681 7.5873e-08 au
i 5.671395788404058 3.4495e-06 deg
node 179.1638746249104 3.0783e-05 deg
peri 195.1566951376343 3.4762e-05 deg
M 242.7985652646375 1.7018e-05 deg
tp 2459405.019313250881
(2021-Jul-09.51931325)
5.9448e-05 TDB
period 1242.535580721675
3.40
5.7606e-06
1.577e-08
d
yr
n .2897301337567404 1.3432e-09 deg/d
Q 2.478575523025729 7.6607e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1872  
   data-arc span      10891 days (29.82 yr)  
   first obs. used      1990-08-22  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4646  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 17:53:29  

Additional Information
 Earth MOID = 1.04594 au 
 Jupiter MOID = 2.90927 au 
 T_jup = 3.607 
[ 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 14.9   n/a MPO431681  

15902 Dostál           Discovered 1997 Sept 13 by L. Šarounová at Ondřejov.
Czech globetrotter Víťa Dostál (b. 1959) became a legend as the first person in his country to cycle alone 60~000 km around the world. He described the 1994-1997 adventure in Lucky Planet. A professional farmer, during 2006-2007 he made the Panamericana solo bike tour from Anchorage to Ushuaia in 223 days.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

[ show close-approach data ]
Alternate Designations
 1997 RA9 = 1990 QA3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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