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JPL Small-Body Database Browser
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23383 Schedios (5146 T-2)
Classification: Jupiter Trojan          SPK-ID: 2023383
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1083471667778451 6.2371e-08  
a 5.200659261184529 1.4045e-07 au
q 4.637182564858223 3.7012e-07 au
i 10.8209262488314 8.9151e-06 deg
node 301.2082833227747 2.9851e-05 deg
peri 137.3094322002605 5.0898e-05 deg
M 231.1557718072589 4.4146e-05 deg
tp 2460150.916905022298
(2023-Jul-25.41690502)
0.00057074 TDB
period 4331.975856714958
11.86
0.00017548
4.804e-07
d
yr
n .08310295622769161 3.3664e-09 deg/d
Q 5.764135957510834 1.5567e-07 au
  Orbit Determination Parameters
   # obs. used (total)      595  
   data-arc span      16843 days (46.11 yr)  
   first obs. used      1973-09-20  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55922  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 04:36:56  

Additional Information
 Earth MOID = 3.66263 au 
 Jupiter MOID = .464216 au 
 T_jup = 2.953 
[ 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 11.9   n/a MPO381450  

23383 Schedios           Discovered 1973 Sept. 25 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Schedios came together with his brother Epistrophos from Phokis to fight against Troy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010705/MPCPages.arcLast Updated: 2009-05-11

Alternate Designations
 5146 T-2 = 1989 AL10 = 1999 XX190 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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