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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08593425192526624 9.867e-08  
a 5.16896710619206 1.4281e-07 au
q 4.724775784695137 5.0092e-07 au
i 10.58256171565909 9.5471e-06 deg
node 187.3540204479172 3.7004e-05 deg
peri 206.5683582684243 6.0088e-05 deg
M 192.2024247507892 5.1997e-05 deg
tp 2459401.224358182335
(2021-Jul-05.72435818)
0.00065349 JED
period 4292.438480567544
11.75
0.00017788
4.87e-07
d
yr
n .08386841223928293 3.4756e-09 deg/d
Q 5.613158427688982 1.5508e-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 = 3.73283 au 
 Jupiter MOID = .124006 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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