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11868 Kleinrichert (1989 TY)
Classification: Main-belt Asteroid          SPK-ID: 2011868
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 .1366549490967923 3.9639e-08  
a 2.974067604889833 1.7165e-08 au
q 2.567646547733194 1.1608e-07 au
i 9.20715011572215 4.6908e-06 deg
node 333.2809746749808 2.4927e-05 deg
peri 268.4863676131658 3.0281e-05 deg
M 144.2987566869088 1.8312e-05 deg
tp 2458449.595391195209
(2018-Nov-27.09539120)
9.3777e-05 TDB
period 1873.374832717803
5.13
1.6219e-05
4.441e-08
d
yr
n .1921665614978553 1.6637e-09 deg/d
Q 3.380488662046472 1.9511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      11423 days (31.27 yr)  
   first obs. used      1989-10-02  
   last obs. used      2021-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54652  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 02:02:51  

Additional Information
 Earth MOID = 1.57493 au 
 Jupiter MOID = 1.77189 au 
 T_jup = 3.228 
[ show covariance matrix ]

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 14.43   n/a E2021B10  
diameter diameter 6.133 km 0.774 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 24. h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Binzel, R.P.; Xu, S.; Bus, S.J.; Bowell, E. (1992) Icarus 99, 225-237; Science 257, 779-782.]
geometric albedo albedo 0.098   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

11868 Kleinrichert           Discovered 1989 Oct. 2 by R. P. Binzel at McGraw-Hill Observatory.
Michelle Kleinrichert Binzel (b. 1959) is an adjunct professor of business at Bentley College who also raises and trains guide dogs for the blind. She is the wife of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060219/MPCPages.arcLast Updated: 2010-06-03

[ show close-approach data ]
Alternate Designations
 1989 TY = 1997 CY29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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