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382321 (2013 TR2)
Classification: Main-belt Asteroid          SPK-ID: 2382321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07423732389594048 6.4592e-08  
a 2.768464219965026 5.1818e-08 au
q 2.56294084497316 1.9322e-07 au
i 4.378390991128612 8.5951e-06 deg
node 286.2280481803591 0.00012992 deg
peri 137.3813029435917 0.00015378 deg
M 45.7425182911408 8.2807e-05 deg
tp 2458386.716408401457
(2018-Sep-25.21640840)
0.00038552 TDB
period 1682.506688539298
4.61
4.7238e-05
1.293e-07
d
yr
n .2139664599565671 6.0073e-09 deg/d
Q 2.973987594956891 5.5665e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      5162 days (14.13 yr)  
   first obs. used      2004-11-11  
   last obs. used      2018-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61365  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 15:38:03  

Additional Information
 Earth MOID = 1.57816 au 
 Jupiter MOID = 2.24895 au 
 T_jup = 3.330 
[ 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 16.1   n/a MPO427903  
diameter diameter 3.896 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.003 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382321 (2013 TR2)          Discovered 2004-Nov-11 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-12-19

Alternate Designations
 2013 TR2 = 2010 FL79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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