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11694 Esterhuysen (1998 FO70)
Classification: Main-belt Asteroid          SPK-ID: 2011694
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1012822051761976 2.8806e-08  
a 2.324510917384037 8.2051e-09 au
q 2.089079325715235 6.7025e-08 au
i 3.729598366567934 4.2214e-06 deg
node 163.8291980255107 5.0746e-05 deg
peri 279.19493898 5.5158e-05 deg
M 249.2502148208249 2.1308e-05 deg
tp 2459598.732044995699
(2022-Jan-19.23204500)
7.6936e-05 TDB
period 1294.481393047515
3.54
6.854e-06
1.877e-08
d
yr
n .2781036497963675 1.4725e-09 deg/d
Q 2.559942509052838 9.0362e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1476  
   data-arc span      15328 days (41.97 yr)  
   first obs. used      1978-09-06  
   last obs. used      2020-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53657  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:57:51  

Additional Information
 Earth MOID = 1.10855 au 
 Jupiter MOID = 2.61101 au 
 T_jup = 3.566 
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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 14.98   n/a E2021B10  
diameter diameter 2.478 km 0.681 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.416   0.238 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

11694 Esterhuysen           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Stephanus Albertus Esterhuysen (b. 1983) is a finalist in the 2002 Intel International Science and Engineering Fair for his engineering project. He attends the Technical High School Potchefstroom, Viljoenskroon, Free State, South Africa.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20020724/MPCPages.arcLast Updated: 2003-10-02

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Alternate Designations
 1998 FO70 = 1978 RK14 = 1982 XC4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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