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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1587166121108174 1.7357e-08  
a 2.595527770166103 8.387e-09 au
q 2.183574395845795 4.5487e-08 au
i 11.66173698792914 1.2225e-06 deg
node 226.7050246080559 3.2639e-06 deg
peri 190.474606389977 8.1977e-06 deg
M 39.73176289499613 5.3828e-06 deg
tp 2459031.933107408576
(2020-Jul-01.43310741)
2.2597e-05 TDB
period 1527.344293614402
4.18
7.403e-06
2.027e-08
d
yr
n .2357032409163448 1.1425e-09 deg/d
Q 3.007481144486412 9.7182e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2895  
   data-arc span      14012 days (38.36 yr)  
   first obs. used      1982-10-23  
   last obs. used      2021-03-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40195  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-16 17:18:29  

Additional Information
 Earth MOID = 1.1954 au 
 Jupiter MOID = 2.35905 au 
 T_jup = 3.371 
[ 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 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. 2020-October); 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

[ show close-approach data ]
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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