Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .23774924364537 3.4807e-08  
a 3.156974517141399 1.3186e-08 au
q 2.406406213483324 1.126e-07 au
i 2.041633026301382 3.4406e-06 deg
node 238.3466245031519 0.00010646 deg
peri 129.4360088793615 0.00010665 deg
M 215.6930106753442 8.8053e-06 deg
tp 2459821.777465517533
(2022-Aug-30.27746552)
5.3682e-05 TDB
period 2048.825832830236
5.61
1.2836e-05
3.514e-08
d
yr
n .1757103967703776 1.1008e-09 deg/d
Q 3.907542820799473 1.632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2810  
   data-arc span      30149 days (82.54 yr)  
   first obs. used      1937-10-11  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 01:24:40  

Additional Information
 Earth MOID = 1.40614 au 
 Jupiter MOID = 1.57159 au 
 T_jup = 3.160 
[ 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 11.6   n/a MPO473783  
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-August); 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

[ show close-approach data ]
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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-26 04:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin