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118116 (3161 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118116
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1640127547427903 4.0628e-08  
a 2.433021621720045 8.5409e-09 au
q 2.033975043192969 9.889e-08 au
i 1.978008026606435 3.5398e-06 deg
node 126.8427313792774 0.00014708 deg
peri 305.4074401707055 0.00014824 deg
M 43.02607131975922 1.551e-05 deg
tp 2458834.828970309639
(2019-Dec-17.32897031)		 5.9836e-05 TDB
period 1386.172821712872
3.80		 7.2991e-06
1.998e-08		 d
yr
n .25970787650789 1.3675e-09 deg/d
Q 2.832068200247121 9.9418e-09 au
   Orbit Determination Parameters
   # obs. used (total)      745  
   data-arc span      15456 days (42.32 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48537  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:54:28  

Additional Information
 Earth MOID = 1.04946 au 
 Jupiter MOID = 2.43452 au 
 T_jup = 3.487 
[ 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 15.8   n/a MPO453652  

118116 (3161 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 3161 T-3 = 2000 VN18 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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