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55617 (2002 TF79)
Classification: Main-belt Asteroid          SPK-ID: 2055617
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122369634750622 3.6461e-08  
a 3.067615522937258 1.9339e-08 au
q 2.723315671533815 1.1178e-07 au
i 13.04604458301527 4.0517e-06 deg
node 63.19990785714885 2.0535e-05 deg
peri 18.45191143527946 3.5166e-05 deg
M 94.27461723921225 2.5399e-05 deg
tp 2458686.584053200448
(2019-Jul-22.08405320)
0.00013895 TDB
period 1962.455497203401
5.37
1.8558e-05
5.081e-08
d
yr
n .1834436503212523 1.7347e-09 deg/d
Q 3.411915374340701 2.151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1286  
   data-arc span      8507 days (23.29 yr)  
   first obs. used      1997-11-29  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50181  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:11:06  

Additional Information
 Earth MOID = 1.7414 au 
 Jupiter MOID = 1.89904 au 
 T_jup = 3.183 
[ 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 13.90   n/a E2021B10  
diameter diameter 5.857 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.036 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

55617 (2002 TF79)          Discovered 2002-Oct-01 by LINEAR at Socorro
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 TF79 = 1997 WB41 = 2000 KB20 = 2001 ON27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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