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118110 (2493 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118110
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1184664861041488 3.5592e-08  
a 2.404850219816939 9.3658e-09 au
q 2.119956064668437 8.6269e-08 au
i 6.875620763196723 5.0986e-06 deg
node .842283245817518 2.9557e-05 deg
peri 39.15469249378314 3.9812e-05 deg
M 190.1219979335936 2.534e-05 deg
tp 2459843.284091336923
(2022-Sep-20.78409134)		 9.7285e-05 TDB
period 1362.167379333998
3.73		 7.9576e-06
2.179e-08		 d
yr
n .2642847020576974 1.5439e-09 deg/d
Q 2.689744374965442 1.0475e-08 au
   Orbit Determination Parameters
   # obs. used (total)      701  
   data-arc span      15567 days (42.62 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-05-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51669  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:45  

Additional Information
 Earth MOID = 1.1308 au 
 Jupiter MOID = 2.71431 au 
 T_jup = 3.504 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.26   n/a E2021B55  

118110 (2493 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

[ show close-approach data ]
Alternate Designations
 2493 T-3 = 2003 SH122 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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