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8241 Agrius (1973 SE1)
Classification: Jupiter Trojan          SPK-ID: 2008241
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04299444325566106 5.3864e-08  
a 5.142431487526467 1.1275e-07 au
q 4.921335508739886 3.1975e-07 au
i 4.34586515316313 7.315e-06 deg
node 22.66869716049985 7.7682e-05 deg
peri 262.7282788563135 0.00011918 deg
M 330.5108170526322 9.3356e-05 deg
tp 2457949.408409722338
(2017-Jul-14.90840972)
0.0011075 JED
period 4259.427184680731
11.66
0.00014008
3.835e-07
d
yr
n .08451840691038462 2.7796e-09 deg/d
Q 5.363527466313049 1.176e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1133  
   data-arc span      15502 days (42.44 yr)  
   first obs. used      1973-09-19  
   last obs. used      2016-02-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53017  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 15:59:28  

Additional Information
 Earth MOID = 3.90827 au 
 Jupiter MOID = .1099 au 
 T_jup = 2.993 
[ 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 11.2 mag n/a MPO263423  

8241 Agrius           Discovered 1973 Sept. 19 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Named after Agrius, a Greek from Aetolia and father of Thersites. Thersites was the ugliest Greek in Troy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19981005/MPCPages.arcLast Updated: 2009-11-17

Alternate Designations
 1973 SE1 = 1992 GU3 = 1998 YJ30 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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