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5012 Eurymedon (9507 P-L)
Classification: Jupiter Trojan          SPK-ID: 2005012
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08665015441515889 5.493e-08  
a 5.263904687918297 8.855e-08 au
q 4.807786533883498 3.3534e-07 au
i 4.994658298428893 5.1111e-06 deg
node 34.77663897790404 5.824e-05 deg
peri 334.5284852717427 6.4923e-05 deg
M 340.7676011102257 2.8959e-05 deg
tp 2459236.163004112606
(2021-Jan-21.66300411)
0.00035429 TDB
period 4411.237618706311
12.08
0.00011131
3.048e-07
d
yr
n .08160975016929095 2.0593e-09 deg/d
Q 5.720022841953097 9.6223e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1812  
   data-arc span      24281 days (66.48 yr)  
   first obs. used      1954-02-10  
   last obs. used      2020-08-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49196  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-24 23:22:40  

Additional Information
 Earth MOID = 3.80824 au 
 Jupiter MOID = .141295 au 
 T_jup = 2.985 
[ 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 10.6   n/a MPO502201  
diameter diameter 36.960 km 0.360 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
rotation period rot_per 46. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Stephens, R.D.; Coley, D.R.; Warner, B.D.; French, L.M. (2016) Minor Planet Bull. 43, 323-331.]
geometric albedo albedo 0.082   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

5012 Eurymedon (9507 P-L)          Discovered 1960-Oct-17 by van Houten and Gehrels at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 9507 P-L = 1984 SV6 = 1988 AW2 = 1991 GD3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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