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77621 Koten (2001 KZ41)
Classification: Main-belt Asteroid          SPK-ID: 2077621
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .153169948390471 4.8634e-08  
a 3.103939443212517 1.9378e-08 au
q 2.628509198888509 1.4685e-07 au
i 9.803422965592226 5.3027e-06 deg
node 159.157760416661 2.1554e-05 deg
peri 210.7218389687823 2.5235e-05 deg
M 53.24524171299742 1.199e-05 deg
tp 2458705.075445960118
(2019-Aug-09.57544596)
6.6551e-05 TDB
period 1997.414905685298
5.47
1.8705e-05
5.121e-08
d
yr
n .1802329595995914 1.6878e-09 deg/d
Q 3.579369687536525 2.2346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      738  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      2000-03-11  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58762  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:36:27  

Additional Information
 Earth MOID = 1.63263 au 
 Jupiter MOID = 1.89315 au 
 T_jup = 3.181 
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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 14.4   n/a MPO502624  
diameter diameter 8.786 km 1.395 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

77621 Koten           Discovered 2001 May 25 by P. Pravec and P. Kusnirak at Ondrejov.
Pavel Koten (b. 1972) is a staff astronomer at the Astronomical Institute of the Academy of Sciences of the Czech Republic. He is an expert in meteor physics and astronomy, particularly in developing techniques for the detection and analysis of fainter meteors.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2014-07-12Last Updated: 2014-08-13

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Alternate Designations
 2001 KZ41 = 2002 NK24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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