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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1238804719653233 9.2817e-08  
a 3.151477503597957 3.8328e-08 AU
q 2.761070983064144 3.062e-07 AU
i 5.863567433978218 7.7663e-06 deg
node 35.80842512251927 7.4409e-05 deg
peri 167.655715680486 8.0021e-05 deg
M 290.8115180892134 3.3534e-05 deg
tp 2457393.236300448679
(2016-Jan-05.73630045)
0.00019349 JED
period 2043.476952476426
5.59
3.7279e-05
1.021e-07
d
yr
n .176170325563852 3.2139e-09 deg/d
Q 3.541884024131771 4.3076e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      529  
   data-arc span      16057 days (43.96 yr)  
   first obs. used      1971-04-16  
   last obs. used      2015-04-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54185  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:11:48  

Additional Information
 Earth MOID = 1.75915 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 14.4 mag n/a MPO337355  

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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