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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07418279018445734 5.752e-08  
a 2.788742773105016 2.6017e-08 au
q 2.581866053089345 1.7161e-07 au
i 4.638610713752713 5.9453e-06 deg
node 26.89533504454115 6.5136e-05 deg
peri 7.401468650071052 7.6874e-05 deg
M 306.4724629498208 4.3717e-05 deg
tp 2459453.421572680377
(2021-Aug-26.92157268)
0.00020848 TDB
period 1701.026633816154
4.66
2.3804e-05
6.517e-08
d
yr
n .2116368978846387 2.9616e-09 deg/d
Q 2.995619493120687 2.7947e-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 = 1.58689 au 
 Jupiter MOID = 2.33411 au 
 T_jup = 3.321 
[ 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 16.37   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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