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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1589918785605198 8.6288e-08  
a 2.734602362859141 3.0897e-08 AU
q 2.29982279607213 2.4201e-07 AU
i 7.908912029498786 9.7827e-06 deg
node 53.14702546744912 5.9833e-05 deg
peri 263.0813372898433 6.9324e-05 deg
M 292.8881983741624 3.7937e-05 deg
tp 2457308.418725742361
(2015-Oct-12.91872574)
0.00017656 JED
period 1651.732461084358
4.52
2.7993e-05
7.664e-08
d
yr
n .2179529727009549 3.6938e-09 deg/d
Q 3.169381929646152 3.5809e-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 = 1.30382 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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