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118098 (2171 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118098
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2591340413599398 4.4793e-08  
a 2.531142200775962 1.2069e-08 au
q 1.875237093032195 1.1448e-07 au
i 6.805400157268025 6.7768e-06 deg
node 223.3706056381784 6.8086e-05 deg
peri 204.1328691494616 7.3283e-05 deg
M 187.5258910387406 2.7593e-05 deg
tp 2459705.184393120432
(2022-May-05.68439312)
0.00011539 TDB
period 1470.866456717499
4.03
1.052e-05
2.88e-08
d
yr
n .2447536949094646 1.7506e-09 deg/d
Q 3.187047308519729 1.5196e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      15157 days (41.50 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63326  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:12:16  

Additional Information
 Earth MOID = .891251 au 
 Jupiter MOID = 2.14735 au 
 T_jup = 3.394 
[ 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 16.4   n/a MPO432684  

118098 (2171 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
 2171 T-3 = 2001 SE119 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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