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118114 (3117 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2118114
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .171866971502562 4.8943e-08  
a 2.384043439729933 1.19e-08 au
q 1.974305113812999 1.1685e-07 au
i 1.216797364189217 4.1371e-06 deg
node 167.8886514648933 0.00023339 deg
peri 248.2139582733272 0.00023371 deg
M 239.6941061147056 1.3536e-05 deg
tp 2459649.818268964699
(2022-Mar-11.31826896)
5.246e-05 TDB
period 1344.527450845563
3.68
1.0067e-05
2.756e-08
d
yr
n .2677520639490096 2.0048e-09 deg/d
Q 2.793781765646868 1.3946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      15586 days (42.67 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60053  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:46  

Additional Information
 Earth MOID = .985709 au 
 Jupiter MOID = 2.5472 au 
 T_jup = 3.516 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457191.5 (2015-Jun-18.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1717184373001998 4.8851e-08  
q 1.974524008973256 1.1641e-07 au
tp 2456963.516145979619
(2014-Nov-02.01614598)
4.4171e-05 TDB
node 167.9204387236154 0.00023372 deg
peri 248.5794178118394 0.00023405 deg
i 1.215184139669455 4.1365e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      343  
   data-arc span      15586 days (42.67 yr)  
   first obs. used      1977-10-11  
   last obs. used      2020-06-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60053  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:46  

Additional Information
 Jupiter MOID = 2.5472 au 
 T_jup = 3.516 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.386409887191443E-15 -5.665833227204605E-15 1.379269984394182E-13 -8.348692162790651E-15 -3.318511060003918E-14 -1.009844879029964E-15
q -5.665833227204605E-15 1.35502403738914E-14 -2.38004459584188E-13 1.782959948681642E-14 1.085642461733702E-13 2.389716278215116E-15
tp 1.379269984394182E-13 -2.38004459584188E-13 1.951077575976107E-9 -1.321902670380037E-11 5.663825980697449E-10 -3.379521885528234E-13
node -8.348692162790651E-15 1.782959948681642E-14 -1.321902670380037E-11 5.462728807170678E-8 -5.461820934729797E-8 5.528086470005163E-11
peri -3.318511060003918E-14 1.085642461733702E-13 5.663825980697449E-10 -5.461820934729797E-8 5.47793394607271E-8 -5.533689164953253E-11
i -1.009844879029964E-15 2.389716278215116E-15 -3.379521885528234E-13 5.528086470005163E-11 -5.533689164953253E-11 1.711061216909266E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.16   n/a E2021B55  

118114 (3117 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
 3117 T-3 = 2001 FY187 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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