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73637 Guneus (1973 SX1)
Classification: Jupiter Trojan          SPK-ID: 2073637
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1856880154798721 8.3389e-08  
a 5.162859095302679 2.0154e-07 au
q 4.204178035693716 4.7017e-07 au
i 12.02983705002266 8.5578e-06 deg
node 187.2834977600245 3.1151e-05 deg
peri 204.9565994072371 3.8614e-05 deg
M 317.5400387845369 3.5916e-05 deg
tp 2459505.871710973354
(2021-Oct-18.37171097)
0.00045081 TDB
period 4284.832363062797
11.73
0.00025089
6.869e-07
d
yr
n .0840172892417831 4.9195e-09 deg/d
Q 6.121540154911641 2.3896e-07 au
  Orbit Determination Parameters
   # obs. used (total)      314  
   data-arc span      15983 days (43.76 yr)  
   first obs. used      1973-09-19  
   last obs. used      2017-06-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5897  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:34:09  

Additional Information
 Earth MOID = 3.21438 au 
 Jupiter MOID = .534388 au 
 T_jup = 2.922 
[ 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 12.6   n/a MPO412631  

73637 Guneus           Discovered 1973 Sept. 19 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Guneus was a Greek warrior from Kyphos during the Trojan war.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20040713/MPCPages.arcLast Updated: 2004-07-14

Alternate Designations
 1973 SX1 = 1997 UD26 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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