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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09447088368866142 5.5273e-08  
a 2.25018906189751 1.0742e-08 AU
q 2.037611712753492 1.234e-07 AU
i 3.688684282272013 6.1436e-06 deg
node 272.8469940340354 8.2037e-05 deg
peri 172.4187406748717 9.0681e-05 deg
M 64.84613792176724 3.5944e-05 deg
tp 2456578.420456699311
(2013-Oct-12.92045670)
0.00012295 JED
period 1232.897411480405
3.38
8.8281e-06
2.417e-08
d
yr
n .2919950976032377 2.0908e-09 deg/d
Q 2.462766411041527 1.1756e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1094  
   data-arc span      9934 days (27.20 yr)  
   first obs. used      1987-01-22  
   last obs. used      2014-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5302  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 14:01:09  

Additional Information
 Earth MOID = 1.05316 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 13.9 mag n/a MPO266021  
rotation period rot_per 3.68578 h n/a Asteroid Lightcurve DataBase (Rev. 2013-Sep-12) 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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