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10989 Dolios (1973 SL1)
Classification: Jupiter Trojan          SPK-ID: 2010989
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08624607807985313 1.0622e-07  
a 5.167665140847045 1.617e-07 AU
q 4.721974289619015 5.1856e-07 AU
i 10.58420265357481 9.9747e-06 deg
node 187.3580201281842 4.3992e-05 deg
peri 206.8616119369378 7.0361e-05 deg
M 158.2934356569439 5.5409e-05 deg
tp 2455113.810738799487
(2009-Oct-09.31073880)
0.00065844 JED
period 4290.816806226732
11.75
0.0002014
5.514e-07
d
yr
n .08390010952636721 3.938e-09 deg/d
Q 5.613355992075074 1.7565e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      622  
   data-arc span      15136 days (41.44 yr)  
   first obs. used      1973-09-19  
   last obs. used      2015-02-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55834  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 14:24:56  

Additional Information
 Earth MOID = 3.73144 AU 
 T_jup = 2.959 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 11.2 mag n/a MPO259421  

10989 Dolios           Discovered 1973 Sept. 19 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Dolios was the faithful servant of Laërtes at Ithaca.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000124/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1973 SL1 = 1996 RK27 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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