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135978 Agueros (2002 TD304)
Classification: Main-belt Asteroid          SPK-ID: 2135978
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1589359807666734 8.6286e-08  
a 2.734296772252166 3.095e-08 AU
q 2.299718633047119 2.4188e-07 AU
i 7.909179888523116 9.7832e-06 deg
node 53.14649562724558 5.9831e-05 deg
peri 263.1220131779372 6.9326e-05 deg
M 249.245100529256 3.7605e-05 deg
tp 2457308.574441015598
(2015-Oct-13.07444102)
0.00017657 JED
period 1651.455598259384
4.52
2.8039e-05
7.677e-08
d
yr
n .2179895120277142 3.7011e-09 deg/d
Q 3.168874911457214 3.5869e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      219  
   data-arc span      7567 days (20.72 yr)  
   first obs. used      1993-10-09  
   last obs. used      2014-06-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .61951  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 15:22:34  

Additional Information
 Earth MOID = 1.30188 AU 
 T_jup = 3.321 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.8 mag n/a MPO251231  

135978 Agüeros           Discovered 2002 Oct. 4 by the Sloan Digital Sky Survey at Apache Point.
Marcel Agüeros (b. 1973) is a French-Puerto Rican astronomer and a contributor to the Sloan Digital Sky Survey. Marcel has worked on a variety of problems in stellar astrophysics, including searching for isolated neutron stars and examining the age-rotation-activity relation in open clusters.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20120406/MPCPages.arcLast Updated: 2012-04-09

Alternate Designations
 2002 TD304 = 1993 TT48 = 2001 KO64 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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