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JPL Small-Body Database Browser
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201301 (2002 TR7)
Classification: Main-belt Asteroid          SPK-ID: 2201301
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .200028617713036 5.3221e-08  
a 3.1402430687866 2.0728e-08 au
q 2.512104588454275 1.6713e-07 au
i 15.55631603543294 5.9733e-06 deg
node 20.08997319865595 1.6958e-05 deg
peri 7.520385878265403 2.1502e-05 deg
M 332.7040529051383 1.1414e-05 deg
tp 2458754.612899853203
(2019-Sep-28.11289985)		 6.467e-05 TDB
period 2032.559769929983
5.56		 2.0125e-05
5.51e-08		 d
yr
n .1771165627333071 1.7537e-09 deg/d
Q 3.768381549118926 2.4875e-08 au
   Orbit Determination Parameters
   # obs. used (total)      462  
   data-arc span      6289 days (17.22 yr)  
   first obs. used      2002-09-14  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48595  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:35:22  

Additional Information
 Earth MOID = 1.51647 au 
 Jupiter MOID = 1.69804 au 
 T_jup = 3.124 
[ 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 15.0   n/a MPO454425  
diameter diameter 4.832 km 0.985 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.091   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201301 (2002 TR7)          Discovered 2002-Oct-01 by NEAT at Haleakala
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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