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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0972866887238389 4.8306e-08  
a 5.221134785452045 8.7959e-08 au
q 4.713187870794564 3.0391e-07 au
i 10.70734788326702 7.2164e-06 deg
node 206.8248077370604 2.434e-05 deg
peri 243.9161593737367 4.5086e-05 deg
M 303.9398252113081 3.853e-05 deg
tp 2459879.074805430186
(2022-Oct-26.57480543)
0.00047069 TDB
period 4357.584165152172
11.93
0.00011012
3.015e-07
d
yr
n .08261458330029257 2.0877e-09 deg/d
Q 5.729081700109525 9.6516e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      8920 days (24.42 yr)  
   first obs. used      1996-09-10  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50818  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:04:21  

Additional Information
 Earth MOID = 3.7463 au 
 Jupiter MOID = .00955631 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 11.84   n/a E2021B10  
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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