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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .106388254110168 5.1517e-08  
a 2.17693036911389 1.3394e-08 AU
q 1.945330547824459 1.1032e-07 AU
i 6.385838560897476 5.3612e-06 deg
node 110.3255232068687 5.6516e-05 deg
peri 310.6275221664371 6.551e-05 deg
M 211.9067228995713 3.5003e-05 deg
tp 2457283.111955957526
(2015-Sep-17.61195596)
0.00011608 JED
period 1173.181575466712
3.21
1.0828e-05
2.965e-08
d
yr
n .3068578705361835 2.8321e-09 deg/d
Q 2.40853019040332 1.4819e-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 = .964435 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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