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JPL Small-Body Database Browser
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13181 Peneleos (1996 RS28)
Classification: Jupiter Trojan          SPK-ID: 2013181
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355855917349084 4.9953e-08  
a 5.219439124183298 1.0924e-07 au
q 4.511758382006573 2.7e-07 au
i 2.544232119983939 6.9106e-06 deg
node 10.92428366291087 0.0001173 deg
peri 104.0409624087462 0.00012112 deg
M 209.7863016943443 3.3261e-05 deg
tp 2460417.861066090840
(2024-Apr-17.36106609)		 0.00044279 TDB
period 4355.461526960282
11.92		 0.00013673
3.743e-07		 d
yr
n .08265484559365341 2.5948e-09 deg/d
Q 5.927119866360023 1.2405e-07 au
   Orbit Determination Parameters
   # obs. used (total)      746  
   data-arc span      15169 days (41.53 yr)  
   first obs. used      1978-03-15  
   last obs. used      2019-09-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58986  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:40:48  

Additional Information
 Earth MOID = 3.52962 au 
 Jupiter MOID = .196333 au 
 T_jup = 2.980 
[ 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 12.0   n/a MPO452356  

13181 Peneleos           Discovered 1996 Sept. 11 at the European Southern Observatory during the Uppsala-DLR Trojan Survey.
Peneleos, leader of Boeotia, killed by Eurypylus, is said to have been one of those inside the wooden horse.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010309/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 1996 RS28 = 1978 EW8 = 1997 UY11 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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