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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 114 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1231142722068342 | 1.8445e-08 | |
a | 2.385636535575458 | 3.1316e-09 | au |
q | 2.091930629748052 | 4.429e-08 | au |
i | 5.576815510839905 | 2.0095e-06 | deg |
node | 68.9085766994347 | 2.425e-05 | deg |
peri | 6.417369231417859 | 2.6101e-05 | deg |
M | 276.8616226896404 | 1.0434e-05 | deg |
tp | 2458911.316371234138 (2020-Mar-02.81637123) | 3.922e-05 | TDB |
period | 1345.875361826997 3.68 | 2.65e-06 7.255e-09 | d yr |
n | .2674839069134215 | 5.2668e-10 | deg/d |
Q | 2.679342441402864 | 3.5171e-09 | au |
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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 |
6.28 |
|
n/a |
PDS3 (MPC 17257) |
|
magnitude slope |
G |
0.17 |
|
n/a |
PDS3 (MPC 17257) |
Fit |
diameter |
diameter |
190 |
km |
n/a |
Dunham Occult. list: Kristensen 1984b |
Yeomans E-mail 2001-Apr-04 |
rotation period |
rot_per |
5.079 |
h |
n/a |
LCDB (Rev. 2019-January); Warner et al., 2009 |
Published Reference List: [Groeneveld, I.; Kuiper, G.P. (1954) Astrophys. J. 120, 200-220.] [Groeneveld, I.; Kuiper, G.P. (1954) Astrophys. J. 120, 529-546.] [Yang, X.-y.; Zhang, Y.-y.; Li, X.-q. (1965) Acta Astron. Sin. 13, 66-74.] [Schober, H.J.; Surdej, J. (1979) Astron. Astrophys. Suppl. Ser. 38, 269-274.] [Zappala, V.; van Houten-Groeneveld, I. (1979) Icarus 40, 289-296.] [Zeigler, K.W.; Florence, W.B. (1985) Icarus 62, 512-517.] [Di Martino, M.; Zappala, V.; De Sanctis, G.; Cacciatori, S. (1987) Icarus 69, 338-353.] [Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R.; Greenberg, R.; et al. (1987) Icarus 70, 191-245.] [Drummond, J.D.; Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R. (1988) Icarus 76, 19-77.] [Lagerkvist, C.I.; Magnusson, P.; Williams, I.P.; Buontempo, M.E.; et al. (1988) Astron. Astrophys. Suppl. Ser. 73, 395-405.] [Harris, A.W.; Young, J.W. (1989) Icarus 81, 314-364.] [Magnusson, P. (1990) Icarus 85, 229-240.] [Drummond, J.D.; Weidenschilling, S.J.; Chapman, C.R.; Davis, D.R. (1991) Icarus 89, 44-64.] [Richmond, E.H.; Neely, A.W. (1994) Minor Planet Bull. 21, 23-24.] [De Angelis, G. (1995) Planet. Space Sci. 43, 649-682.] [Torppa, J.; Kaasalainen, M.; Michalowski, T.; Kwiatkowski, T.; et al. (2003) Icarus 164, 346-383.] [Durech, J.; Kaasalainen, M.; Herald, D.; Dunham, D.; et al. (2011) Icarus 214, 652-670.] [Durech, J. (2011) Database of Asteroid Models from Inversion Techniques (DAMIT). http://astro.troja.mff.cuni.cz/projects/asteroids3D/web.php] [Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Behrend, R. (2016) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html] [Hanus, J.; Viikinkoski, M.; Marchis, F.; Durech, J.; et al (2017) Astron. Astrophys. 601, A114.] |
geometric albedo |
albedo |
0.118 |
|
n/a |
EAR-A-5-DDR-ALBEDOS-V1.0:TRIAD |
TRIAD quality code 3 |
B-V |
BV |
0.858 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=23; phase (min.=2.98, mean=9.80, max.=26.91) deg. |
U-B |
UB |
0.496 |
|
0.030 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=20; phase (min.=2.98, mean=10.36, max.=26.91) deg. |
Tholen spectral type |
spec_T |
S |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 7 color indices; used ground-based radiometric albedo |
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9 Metis Discovered 1848-Apr-25 by Graham, A. at Markree |
Apr. 26 is date of first measurement. |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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