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9028 Konradbenes (1989 BE1)
Classification: Main-belt Asteroid          SPK-ID: 2009028
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .158025384556397 2.4871e-08  
a 2.450907432616127 7.3683e-09 au
q 2.063601843064832 5.9918e-08 au
i 4.051564454249009 3.3666e-06 deg
node 107.9192454382734 4.3608e-05 deg
peri 332.1583344930906 4.5317e-05 deg
M 88.07960986082325 1.253e-05 deg
tp 2458657.604589988690
(2019-Jun-23.10458999)
4.8232e-05 TDB
period 1401.486085135093
3.84
6.32e-06
1.73e-08
d
yr
n .2568701921612719 1.1584e-09 deg/d
Q 2.838213022167423 8.5326e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2974  
   data-arc span      14459 days (39.59 yr)  
   first obs. used      1980-11-11  
   last obs. used      2020-06-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43401  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:16:40  

Additional Information
 Earth MOID = 1.08039 au 
 Jupiter MOID = 2.39082 au 
 T_jup = 3.475 
[ 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 13.9   n/a MPO416812  
diameter diameter 10.669 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.711361 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 sidereal period (not synodic); Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.068   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9028 Konrádbeneš           Discovered 1989 Jan. 26 by A. Mrkos at Klet.
Konrád Beneš (1920-1999), a professor at the Technical University in Ostrava, was one of the pioneers of planetology in the Czech Republic and a past vice-president of the International Association of Planetology (1968-1977). The name was suggested by J. Honěk, P. Martinec and M. Eliáš.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000124/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1989 BE1 = 1980 VP2 = 1991 RN37 = 1993 CV 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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