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3794 Sthenelos (1985 TF3)
Classification: Jupiter Trojan          SPK-ID: 2003794
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1469496911047414 5.5104e-08  
a 5.20250043255483 8.4755e-08 au
q 4.437994601018614 3.2514e-07 au
i 6.064097980703033 5.6788e-06 deg
node 343.1744342491911 3.3206e-05 deg
peri 35.93165109851776 3.6773e-05 deg
M 356.4102686376016 1.3233e-05 deg
tp 2459243.719134244670
(2021-Jan-29.21913424)
0.00015896 TDB
period 4334.276511901996
11.87
0.00010592
2.9e-07
d
yr
n .08305884477177079 2.0297e-09 deg/d
Q 5.967006264091046 9.721e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2095  
   data-arc span      26049 days (71.32 yr)  
   first obs. used      1949-09-23  
   last obs. used      2021-01-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45404  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:13:15  

Additional Information
 Earth MOID = 3.4412 au 
 Jupiter MOID = .209814 au 
 T_jup = 2.967 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.52   n/a E2021B10  
diameter diameter 34.531 km 0.364 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 12.877 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Mottola, S.; Di Martino, M.; Erikson, A.; Gonano-Beurer, M.; et al. (2011) Astron. J. 141, A170.]
geometric albedo albedo 0.112   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

3794 Sthenelos (1985 TF3)          Discovered 1985-Oct-12 by Shoemaker, C. and Shoemaker, E. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1985 TF3 = 1949 SA = 1973 SU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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