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JPL Small-Body Database Browser
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48373 Gorgythion (2161 T-3)
Classification: Jupiter Trojan          SPK-ID: 2048373
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01236013900253749 7.9242e-08  
a 5.258786080224807 1.624e-07 au
q 5.193786753288619 5.0901e-07 au
i 27.25803666400579 7.9418e-06 deg
node 208.3947508924533 1.385e-05 deg
peri 29.24826638572562 0.00029386 deg
M 347.5635626541996 0.00029157 deg
tp 2458752.666891699457
(2019-Sep-26.16689170)
0.0035648 TDB
period 4404.804968546976
12.06
0.00020405
5.587e-07
d
yr
n .08172893069514361 3.786e-09 deg/d
Q 5.323785407160995 1.6441e-07 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      15191 days (41.59 yr)  
   first obs. used      1977-10-07  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54527  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 04:37:32  

Additional Information
 Earth MOID = 4.19437 au 
 Jupiter MOID = .246119 au 
 T_jup = 2.777 
[ 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 12.0   n/a MPO439422  
diameter diameter 20.267 km 0.638 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.090   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

48373 Gorgythion           Discovered 1977 Oct. 16 by C. J. van Houten and I. van Houten-Groeneveld on Palomar Schmidt plates taken by T. Gehrels.
Gorgythion, a bastard son of Priam, was killed by Teucer, who had tried to kill Hector, but the arrow hit Gorgythion.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030318/MPCPages.arcLast Updated: 2003-10-02

Alternate Designations
 2161 T-3 = 2000 SE303 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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