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213681 (2002 TF109)
Classification: Main-belt Asteroid          SPK-ID: 2213681
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0737956982945559 5.7468e-08  
a 2.787242424168709 2.5615e-08 au
q 2.581555923160968 1.713e-07 au
i 4.639780629469639 5.9471e-06 deg
node 26.88441416396559 6.5117e-05 deg
peri 7.673020511948108 7.7049e-05 deg
M 347.7135022279934 4.4392e-05 deg
tp 2459454.507767027154
(2021-Aug-28.00776703)
0.00021002 TDB
period 1699.654085101016
4.65
2.343e-05
6.415e-08
d
yr
n .211807804397213 2.9198e-09 deg/d
Q 2.99292892517645 2.7505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      21847 days (59.81 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55103  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:40  

Additional Information
 Earth MOID = 1.58713 au 
 Jupiter MOID = 2.33383 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457704.5 (2016-Nov-12.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07707786510266657 5.7627e-08  
q 2.57301615766615 1.7239e-07 au
tp 2457752.478077021312
(2016-Dec-29.97807702)
0.00018813 TDB
node 27.07910135083291 6.4999e-05 deg
peri 7.258597813054165 7.5845e-05 deg
i 4.644845397129 5.9514e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      21847 days (59.81 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55103  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:40  

Additional Information
 Jupiter MOID = 2.33383 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.320894889492784E-15 -9.857268629413811E-15 -3.391387056235125E-12 -9.191391324888888E-15 -6.780780992521105E-13 -1.984843431614057E-15
q -9.857268629413811E-15 2.971992597562651E-14 1.150733442788045E-11 2.659511363033925E-14 2.307122995202783E-12 6.396823355028765E-15
tp -3.391387056235125E-12 1.150733442788045E-11 3.53916020439663E-8 1.922014785473455E-11 7.382290994708584E-9 4.354279421707471E-12
node -9.191391324888888E-15 2.659511363033925E-14 1.922014785473455E-11 4.224912615380419E-9 -4.206579992450088E-9 -2.135854466878658E-11
peri -6.780780992521105E-13 2.307122995202783E-12 7.382290994708584E-9 -4.206579992450088E-9 5.752518907441318E-9 2.224107103329406E-11
i -1.984843431614057E-15 6.396823355028765E-15 4.354279421707471E-12 -2.135854466878658E-11 2.224107103329406E-11 3.541953165575054E-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 16.37   n/a MPCxxxxx  
diameter diameter 4.015 km 0.645 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213681 (2002 TF109)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

Alternate Designations
 2002 TF109 = 2007 TV334 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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