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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294147950814843 9.6427e-08  
a 5.251495618938331 2.1449e-07 au
q 4.571874389542114 4.912e-07 au
i 7.276486396551299 9.9849e-06 deg
node 188.7878147452983 5.3766e-05 deg
peri 27.50078004434911 6.2885e-05 deg
M 240.5123988246307 4.2499e-05 deg
tp 2458859.459646000828
(2020-Jan-10.95964600)
0.00058923 JED
period 4395.648313245792
12.03
0.0002693
7.373e-07
d
yr
n .0818991817237017 5.0176e-09 deg/d
Q 5.931116848334548 2.4225e-07 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      10705 days (29.31 yr)  
   first obs. used      1986-08-26  
   last obs. used      2015-12-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55428  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 14:15:43  

Additional Information
 Earth MOID = 3.56695 au 
 Jupiter MOID = .626217 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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