3200 Phaethon (1983 TB) |
Classification: Apollo [NEO, PHA] SPK-ID: 2003200 |
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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 740 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .8897963708103889 | 7.7387e-10 | |
a | 1.271416622045495 | 9.0561e-10 | au |
q | .1401147259614097 | 9.3892e-10 | au |
i | 22.25713436433369 | 2.403e-07 | deg |
node | 265.2202207566535 | 6.2413e-07 | deg |
peri | 322.1815556581965 | 5.7332e-07 | deg |
M | 6.461042063357242 | 5.5041e-07 | deg |
tp | 2459191.102110767148 (2020-Dec-07.60211077) | 7.9094e-07 | TDB |
period | 523.6369134654159 1.43 | 5.5947e-07 1.532e-09 | d yr |
n | .6874992781114858 | 7.3454e-10 | deg/d |
Q | 2.40271851812958 | 1.7114e-09 | au |
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Additional Model Parameters
Parameter | Value | Uncertainty (1-sigma) |
A2 [EST] | -6.291922001134206E-15 | 6.145E-16 |
ALN [SET] | 1. | n/a |
NK [SET] | 0. | n/a |
NM [SET] | 2. | n/a |
NN [SET] | 0. | n/a |
R0 [SET] | 1. | n/a |
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| | Orbit Determination Parameters
Additional Information
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[ show covariance matrix ]
Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
14.32 |
|
n/a |
E2021B10 |
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diameter |
diameter |
6.25 |
km |
0.15 |
Taylor et al, "Arecibo Radar Observations of near-Earth asteroid (3200) Phaethon during the 2017 apparition", Planetary and Space Science. 10.1016/j.pss.2019.01.009 |
Delay-depth and 5% bandwidth variations suggest slightly oblong equatorial dimensions of 6.1 x 6.4 km. Thermophysical modeling by Hanus et al. (2016) found effective diameter of 5.1 +/- 0.2km. |
rotation period |
rot_per |
3.604 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Meech, K.J.; Hainaut, O.R.; Buie, M.W. (1996) Abstracts of ACM 1996, 42.] [Pravec, P.; Wolf, M.; Sarounova, L. (1998) Icarus 136, 124-153.] [Krugly, Yu.N.; Bel'skaya, I.N.; Shevchenko, V.G.; et al. (2002) Icarus 158, 294-304.] [Pravec, P.; Wolf, M.; Sarounova, L. (2004) http://www.asu.cas.cz/~ppravec/neo.htm] [Pan, S.K-S.; Abe, S.; Kinos, D. (2012) ACM 2012, #6294.] [Ansdell, M.; Meech, K.J.; Hainaut, O.; Buie, M.W.; et al. (2014) Astrophys. J. 793, A50.] [Warner, B.D. (2015) Minor Planet Bull. 42, 115-127.] [Hanus, J.; Delbo, M.; Vokrouhlicky, D.; Pravec, P.; et al. (2016). Astron. Astrophys. 586, A108.] [Warner, B.D. (2017) Minor Planet Bull. 44, 98-107.] [Hanus, J.; Vokrouhlicky, D.; Delbo, M.; Farnocchia, D.; et al. (2018) Astron. Astrophys. 620, L8.] [Kim, M.-J.; Lee, H.-J.; Lee, S.-M.; Kim, D.-H; et al. (2018) Astron. Astrophys. 619, A123.] [Schmidt, R.E. (2018) Minor Planet Bull. 45, 131.] [Warner, B.D; Stephens, R.D. (2018) (3200 Phaethon). http://www.planetarysciences.org/PHP/CS3_Lightcurves.php] [Warner, B.D.; Stephens, R.D. (2020) Minor Planet Bull. 47, 105-120.] |
geometric albedo |
albedo |
0.1066 |
|
0.011 |
IRAS-A-FPA-3-RDR-IMPS-V6.0 |
IRAS observations used: 18 |
Tholen spectral type |
spec_T |
F |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 4 color indices |
SMASSII spectral type |
spec_B |
B |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002) |
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3200 Phaethon (1983 TB) Discovered 1983-Oct-11 by IRAS |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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