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

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Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 6 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04207011949202728 5.947e-08  
a 5.138187113025231 1.2831e-07 AU
q 4.922022967207865 3.3542e-07 AU
i 4.347959790483767 7.7966e-06 deg
node 22.6785989261811 9.098e-05 deg
peri 263.3197023699895 0.00014053 deg
M 262.173115514759 0.00011238 deg
tp 2457956.529780528132
(2017-Jul-22.02978053)
0.0013459 JED
period 4254.154910278419
11.65
0.00015935
4.363e-07
d
yr
n .08462315256320539 3.1698e-09 deg/d
Q 5.354351258842597 1.3371e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      1008  
   data-arc span      14811 days (40.55 yr)  
   first obs. used      1973-09-19  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58307  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:54:11  

Additional Information
 Earth MOID = 3.90865 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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