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11351 Leucus (1997 TS25)
Classification: Jupiter Trojan          SPK-ID: 2011351
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06355669225648054 8.1742e-08  
a 5.284197656021044 1.7613e-07 au
q 4.948351531774898 4.1914e-07 au
i 11.55950731688585 8.084e-06 deg
node 251.0896766587626 4.2702e-05 deg
peri 161.3328004222992 8.2349e-05 deg
M 208.8907107236531 7.5354e-05 deg
tp 2459462.825844111170
(2021-Sep-05.32584411)
0.00097339 JED
period 4436.770943008893
12.15
0.00022182
6.073e-07
d
yr
n .08114009143682728 4.0568e-09 deg/d
Q 5.620043780267189 1.8732e-07 au
  Orbit Determination Parameters
   # obs. used (total)      733  
   data-arc span      12073 days (33.05 yr)  
   first obs. used      1982-07-25  
   last obs. used      2015-08-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4972  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Sep-02 14:32:50  

Additional Information
 Earth MOID = 3.96059 au 
 Jupiter MOID = .100965 au 
 T_jup = 2.955 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 10.7 mag n/a MPO263451  
diameter diameter 42.16 km 4.0 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2
rotation period rot_per 515. h n/a LCDB (Rev. 2016-February); 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:
[French, L.M.; Stephens, R.D.; Coley, D.R.; Wasserman, L.H.; et al. (2013) Minor Planet Bul. 40, 198-203.]
geometric albedo albedo 0.0627   0.014 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 2

11351 Leucus           Discovered 1997 Oct. 12 by Beijing Schmidt CCD Asteroid Program at Xinglong.
Leucus, a character in Homer's Iliad, was an Achaean warrior and companion of Odysseus.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2016-02-22Last Updated: 2016-02-25

Alternate Designations
 1997 TS25 = 1996 VP39 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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