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31037 Mydon (1996 HZ25)
Classification: Jupiter Trojan          SPK-ID: 2031037
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1288053946685198 9.8515e-08  
a 5.253903223796118 2.2038e-07 AU
q 4.57717214550485 4.9579e-07 AU
i 7.275701226865548 1.0264e-05 deg
node 188.7761117975229 5.3818e-05 deg
peri 27.474945084209 6.3025e-05 deg
M 207.7621973018642 4.1254e-05 deg
tp 2458860.622458935816
(2020-Jan-12.12245894)
0.00059455 JED
period 4398.671508315811
12.04
0.00027676
7.577e-07
d
yr
n .08184289263688137 5.1495e-09 deg/d
Q 5.930634302087386 2.4877e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      520  
   data-arc span      10403 days (28.48 yr)  
   first obs. used      1986-08-26  
   last obs. used      2015-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56325  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 17:33:46  

Additional Information
 Earth MOID = 3.57423 AU 
 T_jup = 2.967 
[ 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 12.1 mag n/a MPO319466  

31037 Mydon           Discovered 1996 Apr. 20 by E. W. Elst at the European Southern Observatory.
Mydon, a Paeonian charioteer fighting for the Trojans, was killed by Achilles near the Skamander river.
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
 1996 HZ25 = 2000 TV4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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