| 48373 Gorgythion (2161 T-3) |
| Classification: Jupiter Trojan SPK-ID: 2048373 |
[ hide orbit diagram ]
For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.
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
Additional Information
|
[ hide covariance matrix ]
Orbital Elements at Epoch 2457648.5 (2016-Sep-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
| Element | Value | Uncertainty (1-sigma) | Units |
| e | .008090286497965844 | 6.6047e-08 | |
| q | 5.18793249034006 | 4.0958e-07 | au |
| tp | 2458980.506302883888
(2020-May-11.00630288) | 0.0047154 | TDB |
| node | 208.4085429827167 | 1.2631e-05 | deg |
| peri | 48.18218624311147 | 0.00039297 | deg |
| i | 27.29017099967746 | 6.2685e-06 | deg |
|
| | Orbit Determination Parameters
Additional Information
|
Orbit Covariance (6×6)
|
| |
e |
q |
tp |
node |
peri |
i |
| e |
4.362208357796204E-15 |
-2.565566613070408E-14 |
4.803183893249262E-11 |
7.163625088407146E-15 |
4.125355367628822E-12 |
-5.399811904161444E-15 |
| q |
-2.565566613070408E-14 |
1.677517569335379E-13 |
-6.178729335187521E-10 |
-4.341607820321002E-14 |
-5.252132556564121E-11 |
1.085602093899092E-14 |
| tp |
4.803183893249262E-11 |
-6.178729335187521E-10 |
2.223457570731533E-5 |
4.452387545725205E-10 |
1.852030110000382E-6 |
3.633164198751648E-10 |
| node |
7.163625088407146E-15 |
-4.341607820321002E-14 |
4.452387545725205E-10 |
1.595501790383607E-10 |
-1.048398860300666E-10 |
2.750368858901892E-11 |
| peri |
4.125355367628822E-12 |
-5.252132556564121E-11 |
1.852030110000382E-6 |
-1.048398860300666E-10 |
1.544215789428E-7 |
5.786149067410709E-12 |
| i |
-5.399811904161444E-15 |
1.085602093899092E-14 |
3.633164198751648E-10 |
2.750368858901892E-11 |
5.786149067410709E-12 |
3.929415776196694E-11 |
|
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.arc | Last Updated: 2003-10-02 |
|
|
