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

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1586456240095283 3.3553e-08  
a 2.734505123843008 1.2596e-08 au
q 2.300687852113682 9.269e-08 au
i 7.903937406734114 4.7437e-06 deg
node 53.10913433504447 2.817e-05 deg
peri 262.4066985395495 3.2873e-05 deg
M 52.97531723820693 1.516e-05 deg
tp 2458957.454488835261
(2020-Apr-17.95448884)
6.95e-05 TDB
period 1651.644361578298
4.52
1.1412e-05
3.124e-08
d
yr
n .2179645984175352 1.5061e-09 deg/d
Q 3.168322395572335 1.4595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      9926 days (27.18 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-12-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51399  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:03:55  

Additional Information
 Earth MOID = 1.30168 au 
 Jupiter MOID = 2.1553 au 
 T_jup = 3.321 
[ 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 15.76   n/a E2021B55  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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