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11431 Karelbosscha (4843 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2011431
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 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1243600373372241 1.2029e-07  
a 3.14857184586835 4.0491e-08 AU
q 2.75701533355723 3.7843e-07 AU
i 5.866397872860986 1.2773e-05 deg
node 35.87845641938853 7.8724e-05 deg
peri 168.0276914308469 8.4935e-05 deg
M 255.1559132147124 3.7184e-05 deg
tp 2457394.806224567303
(2016-Jan-07.30622457)
0.00021651 JED
period 2040.651479776656
5.59
3.9365e-05
1.078e-07
d
yr
n .1764142498450549 3.4031e-09 deg/d
Q 3.540128358179471 4.5527e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      396  
   data-arc span      15599 days (42.71 yr)  
   first obs. used      1971-04-16  
   last obs. used      2013-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62117  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jan-22 02:26:07  

Additional Information
 Earth MOID = 1.75393 AU 
 T_jup = 3.188 
[ 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 14.2 mag n/a MPO270243  

11431 Karelbosscha           Discovered 1971 May 13 by C. J. van Houten and I. van Houten-Groeneveld at Leiden on Palomar Schmidt plates taken by T. Gehrels.
Karel Albert Rudolf Bosscha (1865-1928) was a notable Dutch tea planter in Malabar, West Java, who, with his nephew Rudolf Albert Kerkhoven, greatly contributed to the establishment of an astronomical observatory in Lembang, near Bandung.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

[ show close-approach data ]
Alternate Designations
 4843 T-1 = 3199 T-2 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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