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5105 Westerhout (1986 TM1)
Classification: Main-belt Asteroid          SPK-ID: 2005105
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 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1585367411149312 3.6638e-08  
a 2.594984779813389 1.0743e-08 au
q 2.183584349578927 9.9097e-08 au
i 11.66281255058949 3.5725e-06 deg
node 226.7082180995298 1.8462e-05 deg
peri 190.4707644486396 2.2321e-05 deg
M 352.5904233575782 1.4892e-05 deg
tp 2459031.926176342063
(2020-Jul-01.42617634)
6.3258e-05 TDB
period 1526.865032796935
4.18
9.4819e-06
2.596e-08
d
yr
n .2357772247495552 1.4642e-09 deg/d
Q 3.006385210047851 1.2447e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2420  
   data-arc span      13796 days (37.77 yr)  
   first obs. used      1982-10-23  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42741  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:24:03  

Additional Information
 Earth MOID = 1.19617 au 
 Jupiter MOID = 2.3593 au 
 T_jup = 3.371 
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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 12.1   n/a MPO502202  
diameter diameter 10.084 km 0.268 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.0881 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.158   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5105 Westerhout (1986 TM1)          Discovered 1986-Oct-04 by Bowell, E. at Flagstaff
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1986 TM1 = 1982 UL10 = 1990 SQ10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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