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186106 (2001 TW56)
Classification: Jupiter Trojan          SPK-ID: 2186106
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0327834227404632 5.4829e-08  
a 5.224755107693951 1.5812e-07 au
q 5.053469752283026 2.2313e-07 au
i 7.517505192247297 6.4362e-06 deg
node 200.5615282518133 3.3141e-05 deg
peri 238.1402717164067 0.00010157 deg
M 168.8758695662729 9.8743e-05 deg
tp 2457154.232374630021
(2015-May-11.73237463)
0.0011663 TDB
period 4362.117258227366
11.94
0.00019802
5.421e-07
d
yr
n .08252873058857048 3.7465e-09 deg/d
Q 5.396040463104876 1.6331e-07 au
  Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      6924 days (18.96 yr)  
   first obs. used      2001-09-21  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5004  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:49:56  

Additional Information
 Earth MOID = 4.07523 au 
 Jupiter MOID = .112387 au 
 T_jup = 2.982 
[ 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 13.27   n/a E2021B55  
rotation period rot_per 1.35 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

186106 (2001 TW56)          Discovered 2001-Oct-14 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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