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11842 Kap'bos (1987 BR1)
Classification: Main-belt Asteroid          SPK-ID: 2011842
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0941580971116444 5.445e-08  
a 2.250399769352819 1.1519e-08 au
q 2.038506409330074 1.1992e-07 au
i 3.688116097420373 5.8648e-06 deg
node 272.8421202869384 7.5124e-05 deg
peri 172.3554319557913 8.1676e-05 deg
M 240.125530572997 3.1634e-05 deg
tp 2457811.093562540539
(2017-Feb-26.59356254)
0.00010943 JED
period 1233.070588100534
3.38
9.4675e-06
2.592e-08
d
yr
n .2919540888202976 2.2416e-09 deg/d
Q 2.462293129375564 1.2604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1137  
   data-arc span      10370 days (28.39 yr)  
   first obs. used      1987-01-22  
   last obs. used      2015-06-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50741  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:08:02  

Additional Information
 Earth MOID = 1.05424 au 
 Jupiter MOID = 2.70027 au 
 T_jup = 3.619 
[ 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 14.0 mag n/a MPO296233  
rotation period rot_per 3.68578 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Pravec, P.; Vokrouhlicky, D.; Polishook, D.; Scheeres, D.J.; et al. (2010) Nature 466, 1085-1088. Lightcurve plots as supplemental data, http://www.Nature.com/nature]

11842 Kap'bos           Discovered 1987 Jan. 22 by E. W. Elst at the European Southern Observatory
Kap'bos is a small village, about 20 km east of the city of Antwerp. In 1936 the discoverer was born there. It is currently the site of the Holbach Foundation.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010804/MPCPages.arcLast Updated: 2009-05-11

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