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13650 Perimedes (1996 TN49)
Classification: Jupiter Trojan          SPK-ID: 2013650
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09701695595820049 5.0541e-08  
a 5.2193989997054 1.0719e-07 au
q 4.713028796822706 3.0512e-07 au
i 10.70893584049082 7.3203e-06 deg
node 206.8229354493082 3.3374e-05 deg
peri 244.0495392807701 5.4396e-05 deg
M 287.2605684433926 4.6637e-05 deg
tp 2459880.528173283601
(2022-Oct-28.02817328)
0.00057748 TDB
period 4355.411303091469
11.92
0.00013417
3.673e-07
d
yr
n .08265579871744196 2.5463e-09 deg/d
Q 5.725769202588095 1.1759e-07 au
  Orbit Determination Parameters
   # obs. used (total)      731  
   data-arc span      8472 days (23.20 yr)  
   first obs. used      1996-09-10  
   last obs. used      2019-11-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56292  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:37:02  

Additional Information
 Earth MOID = 3.7465 au 
 Jupiter MOID = .00753055 au 
 T_jup = 2.956 
[ 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 11.8   n/a MPO337374  
diameter diameter 21.640 km 0.600 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.086   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

13650 Perimedes           Discovered 1996 Oct. 4 by E. W. Elst at the European Southern Observatory.
Perimedes was the father of Schedios, the commander of the Phocians on the battlefield of Troy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20100330/MPCPages.arcLast Updated: 2010-04-05

Alternate Designations
 1996 TN49 = 1996 RW33 = 1997 QX3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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