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1438 Wendeline (1937 TC)
Classification: Main-belt Asteroid          SPK-ID: 2001438
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2374339445482022 3.5555e-08  
a 3.157751100689945 1.3537e-08 au
q 2.407993800951705 1.1463e-07 au
i 2.041539738737585 3.5493e-06 deg
node 238.3503191409928 0.00011784 deg
peri 129.4871785720726 0.00011805 deg
M 145.3345249472306 8.7689e-06 deg
tp 2457773.069425972384
(2017-Jan-19.56942597)
4.7079e-05 TDB
period 2049.581864722764
5.61
1.3179e-05
3.608e-08
d
yr
n .1756455822508438 1.1294e-09 deg/d
Q 3.907508400428186 1.6751e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2520  
   data-arc span      29797 days (81.58 yr)  
   first obs. used      1937-10-11  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44188  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:23:02  

Additional Information
 Earth MOID = 1.4069 au 
 Jupiter MOID = 1.56825 au 
 T_jup = 3.160 
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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 11.5   n/a MPO435709  
diameter diameter 37.511 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 41.98 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.034   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1438 Wendeline (1937 TC)          Discovered 1937-Oct-11 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1937 TC = 1931 TK2 = 1951 EP1 = 1960 VJ = 1965 OA = 1971 TN1 = 1972 XD1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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