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9008 Bohsternberk (1984 BS)
Classification: Main-belt Asteroid          SPK-ID: 2009008
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1063162589583398 5.1504e-08  
a 2.176948615167729 1.3441e-08 AU
q 1.945503582458558 1.1026e-07 AU
i 6.385781787506355 5.3613e-06 deg
node 110.3253134828644 5.6517e-05 deg
peri 310.6412748422581 6.5525e-05 deg
M 273.2553232370151 3.5281e-05 deg
tp 2457283.190377783532
(2015-Sep-17.69037778)
0.00011617 JED
period 1173.196325120178
3.21
1.0865e-05
2.975e-08
d
yr
n .3068540126590687 2.8419e-09 deg/d
Q 2.4083936478769 1.487e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      999  
   data-arc span      10698 days (29.29 yr)  
   first obs. used      1984-01-27  
   last obs. used      2013-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50191  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 19:25:20  

Additional Information
 Earth MOID = .965227 AU 
 T_jup = 3.669 
[ 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 13.8 mag n/a MPO263430  

9008 Bohsternberk (1984 BS)          Discovered 1984-Jan-27 by Mrkos, A. at Klet (046)
Reference: 19980808/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1984 BS = 1991 HE 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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