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24603 Mekistheus (1973 SQ)
Classification: Jupiter Trojan          SPK-ID: 2024603
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314643519644153 4.4059e-08  
a 5.162896536753699 1.1344e-07 au
q 4.48415968929005 2.9762e-07 au
i 6.582570450249221 4.9409e-06 deg
node 43.61111019468824 4.4474e-05 deg
peri 39.30303699200069 5.2717e-05 deg
M 282.9377230865956 3.2487e-05 deg
tp 2460117.729250106934
(2023-Jun-22.22925011)
0.00041001 TDB
period 4284.878974047801
11.73
0.00014122
3.866e-07
d
yr
n .08401637530030828 2.7691e-09 deg/d
Q 5.841633384217349 1.2835e-07 au
  Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      25272 days (69.19 yr)  
   first obs. used      1951-11-04  
   last obs. used      2021-01-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5638  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:45:12  

Additional Information
 Earth MOID = 3.50297 au 
 Jupiter MOID = .06047 au 
 T_jup = 2.970 
[ 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 12.37   n/a E2021B10  

24603 Mekistheus           Discovered 1973 Sept. 24 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Mekistheus was the father of the Greek hero Euryalos.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030318/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 1973 SQ = 1998 XV18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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