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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.
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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2286799355166423 | 3.8289e-08 | |
a | 3.075879456574281 | 1.2798e-08 | au |
q | 2.372487540787909 | 1.1595e-07 | au |
i | 9.872614952719951 | 4.4481e-06 | deg |
node | 120.172293642667 | 2.2453e-05 | deg |
peri | 187.3722581509149 | 2.3869e-05 | deg |
M | 119.5146508625697 | 9.0438e-06 | deg |
tp | 2457946.359497136466 (2017-Jul-11.85949714) | 4.8665e-05 | TDB |
period | 1970.390904640334 5.39 | 1.2297e-05 3.367e-08 | d yr |
n | .1827048628534512 | 1.1403e-09 | deg/d |
Q | 3.779271372360652 | 1.5725e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2455915.5 (2011-Dec-20.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .2300984148127462 | 3.908e-08 | |
q | 2.363327568271922 | 1.1936e-07 | au |
tp | 2455956.085455106794 (2012-Jan-29.58545511) | 4.5389e-05 | TDB |
node | 120.4364920362235 | 2.2386e-05 | deg |
peri | 184.3177002678035 | 2.3771e-05 | deg |
i | 9.887519452952832 | 4.4649e-06 | deg |
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| | Orbit Determination Parameters
Additional Information
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Orbit Covariance (6×6)
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|
e |
q |
tp |
node |
peri |
i |
e |
1.527271926391883E-15 |
-4.651076336357323E-15 |
-1.825322674325336E-13 |
-2.289697994603704E-15 |
-3.600208167163601E-14 |
9.279837172900518E-16 |
q |
-4.651076336357323E-15 |
1.424581838617626E-14 |
6.416027272096374E-13 |
9.967322082472142E-15 |
1.199835678308519E-13 |
-2.320729584727344E-15 |
tp |
-1.825322674325336E-13 |
6.416027272096374E-13 |
2.060204882235351E-9 |
-6.221400921105519E-13 |
3.781594839385655E-10 |
1.885356879714083E-12 |
node |
-2.289697994603704E-15 |
9.967322082472142E-15 |
-6.221400921105519E-13 |
5.011277440588412E-10 |
-4.941980801349445E-10 |
-6.254641829386958E-12 |
peri |
-3.600208167163601E-14 |
1.199835678308519E-13 |
3.781594839385655E-10 |
-4.941980801349445E-10 |
5.650506183667778E-10 |
6.395293261680346E-12 |
i |
9.279837172900518E-16 |
-2.320729584727344E-15 |
1.885356879714083E-12 |
-6.254641829386958E-12 |
6.395293261680346E-12 |
1.993513864690341E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
8.7 |
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n/a |
MPO458830 |
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diameter |
diameter |
40.732 |
km |
0.845 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
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rotation period |
rot_per |
16.168 |
h |
n/a |
LCDB (Rev. 2019-January); Warner et al., 2009 |
Published Reference List: [Barucci, M.A.; Di Martino, M.; Fulchignoni, M. (1992) Astron. J. 103, 1679-1686.] [Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2016) Astron. Astrophys. 586, A108.] [Mansego, E.A.; Rodriguez, P.B.; de Haro, J.L.; Chiner, O.R.; et al. (2016) Minor Planet Bull. 43, 332-336.] |
geometric albedo |
albedo |
0.322 |
|
0.030 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M) |
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Tholen spectral type |
spec_T |
DU: |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 1 color indices; used ground-based radiometric albedo |
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537 Pauly (A904 NB) Discovered 1904-Jul-07 by Charlois, A. at Nice |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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[ show close-approach data ]
Alternate Designations
A904 NB = 1930 GN = A913 EF |
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