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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 37 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1082073197344268 | 1.6032e-08 | |
a | 3.13453568770571 | 1.3902e-08 | au |
q | 2.795355982327167 | 5.2106e-08 | au |
i | 3.332739426486074 | 5.2344e-07 | deg |
node | 35.97367555585826 | 8.8535e-06 | deg |
peri | 330.3638140863 | 1.2538e-05 | deg |
M | 334.5134547779343 | 8.3016e-06 | deg |
tp | 2459344.004897829904 (2021-May-09.50489783) | 4.6765e-05 | TDB |
period | 2027.02103280903 5.55 | 1.3485e-05 3.692e-08 | d yr |
n | .1776005251909571 | 1.1815e-09 | deg/d |
Q | 3.473715393084253 | 1.5407e-08 | 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 |
11.68 |
|
n/a |
E2020-QM5 |
|
diameter |
diameter |
27.493 |
km |
0.197 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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rotation period |
rot_per |
3.753 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Result based on less than full coverage, so that the period may be wrong by 30 percent or so. Published Reference List: [Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.] |
geometric albedo |
albedo |
0.059 |
|
0.009 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M) |
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3045 Alois (1984 AW) Discovered 1984-Jan-08 by Wagner, J. at Flagstaff (AM) |
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory. |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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Alternate Designations
1984 AW = 1954 QD = 1965 QD = 1971 SB3 = 1982 SY3 |
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