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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2377492417002802 3.4598e-08  
a 3.156974516565604 1.3136e-08 au
q 2.406406219185023 1.1205e-07 au
i 2.041632933500751 3.4267e-06 deg
node 238.3466161270549 0.00010198 deg
peri 129.4360181951366 0.00010217 deg
M 215.6930101982983 8.7566e-06 deg
tp 2459821.777468007801
(2022-Aug-30.27746801)
5.3465e-05 TDB
period 2048.825832269712
5.61
1.2788e-05
3.501e-08
d
yr
n .1757103968184489 1.0967e-09 deg/d
Q 3.907542813946185 1.626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2943  
   data-arc span      30199 days (82.68 yr)  
   first obs. used      1937-10-11  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42946  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 15:31:22  

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

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1946-Oct-06 23:23 00:02 Jupiter 1.74335903122833 1.74335825866033 1.74335980379593 1.64603686613734 1.31822764983377 2432100.474248180 1.63027340153847 112.461051147694 53.2158767293017 45.4732838260402 1773776.03181911 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
1957-Aug-13 16:36 00:01 Jupiter 1.60469744684162 1.60469707833288 1.60469781535172 1.07184586163092 0.305245439208339 2436064.191464072 1.21404044915533 5070.83354107223 594.434955049206 -6.33701267674296 2298257.19950045 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
1968-Jun-22 23:27 < 00:01 Jupiter 1.661732032637 1.66173156840672 1.66173249687371 1.27266445884217 0.774744765669378 2440030.477377281 0.921397648063116 442.53593817992 122.873924065393 -33.0605495672019 2968883.4594547 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
1979-Apr-08 17:12 < 00:01 Jupiter 1.88387398178817 1.88387350345527 1.88387446012096 2.3859997579473 2.18946569991239 2443972.216353525 0.664661875204917 41.3166677319736 7.2416377678265 86.5621076898578 2291954.47842647 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
2065-Oct-23 02:19 00:01 Jupiter 1.78132718036909 1.78132673366293 1.78132762707514 1.87002416608795 1.59561548101283 2475581.596339510 1.05356653184343 59.8610340443649 26.9059920787523 71.7023521348795 2410494.33984072 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
2076-Aug-25 10:17 00:01 Jupiter 1.6145711392319 1.61457076437676 1.61457151408611 1.17063905023215 0.566721161042209 2479540.928530056 1.32017256528487 933.723233241859 225.935230748673 -2.36020358110838 1589115.83949044 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
2087-Jul-08 01:34 00:02 Jupiter 1.64039043886356 1.64038994583097 1.64039093190127 1.16582928877331 0.571357595944866 2483509.565597306 1.69726590187868 886.056643801895 238.95840265851 -20.5978045412086 2453931.37968044 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
2098-Apr-26 21:09 00:02 Jupiter 1.84406345070722 1.84406254298313 1.8440643584314 2.07055346058499 1.83535929041697 2487455.381049948 2.13834056768457 87.7999823362186 15.2175774984341 -79.0794556266294 2190296.44618538 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
2184-Nov-01 06:37 00:04 Jupiter 1.81711010668293 1.81710853496774 1.81711167839863 2.08181332473277 1.84436233713814 2519054.775528143 3.765753035097 136.417866684412 14.1760495884991 81.093485312559 2001475.2950578 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31
2195-Aug-30 16:29 00:04 Jupiter 1.62603064915453 1.6260298927729 1.62603140554199 1.28866726439176 0.786660564188624 2523009.186713203 3.83402845072144 688.776401059469 154.248182313764 21.6080759736045 1641427.43056149 T 31 CATAB v2.0f-lin.ifort 2020-Jun-23 15:31:35 2020-Jun-23 15:31

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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