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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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08624614194614513 9.8649e-08  
a 5.167665263498602 1.4345e-07 AU
q 4.721974071652738 5.0057e-07 AU
i 10.58420390973257 9.5487e-06 deg
node 187.3580122481701 3.6998e-05 deg
peri 206.8615724840507 5.9938e-05 deg
M 158.2934705818705 5.1313e-05 deg
tp 2455113.810255362296
(2009-Oct-09.31025536)
0.00059111 JED
period 4290.816958986834
11.75
0.00017866
4.891e-07
d
yr
n .08390010653938609 3.4935e-09 deg/d
Q 5.613356455344466 1.5582e-07 AU
  Orbit Determination Parameters
   # obs. used (total)      693  
   data-arc span      15222 days (41.68 yr)  
   first obs. used      1973-09-19  
   last obs. used      2015-05-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55101  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 16:10:23  

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 11.3 mag n/a MPO337351  

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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