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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01396496383286785 6.2106e-08  
a 5.267637257240506 1.3998e-07 au
q 5.194074893458475 3.8301e-07 au
i 27.22231907340969 6.2614e-06 deg
node 208.3444491043876 1.2637e-05 deg
peri 33.20765605304443 0.00024335 deg
M 16.39708435628976 0.0002384 deg
tp 2458799.365602868039
(2019-Nov-11.86560287)
0.0029294 TDB
period 4415.930380923544
12.09
0.00017603
4.819e-07
d
yr
n .08152302435635543 3.2496e-09 deg/d
Q 5.341199621022537 1.4194e-07 au
  Orbit Determination Parameters
   # obs. used (total)      599  
   data-arc span      15655 days (42.86 yr)  
   first obs. used      1977-10-07  
   last obs. used      2020-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5106  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:37:42  

Additional Information
 Earth MOID = 4.19688 au 
 Jupiter MOID = .245406 au 
 T_jup = 2.777 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.1   n/a MPO474361  
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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