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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .06281028561776071 | 3.5057e-08 | |
a | 3.033619139256601 | 1.6237e-08 | au |
q | 2.843076654664389 | 1.0244e-07 | au |
i | 10.66559253193835 | 5.3049e-06 | deg |
node | 6.859907482135111 | 1.6934e-05 | deg |
peri | 231.1445868459234 | 4.7296e-05 | deg |
M | 79.38609709930803 | 4.406e-05 | deg |
tp | 2458574.919264687159 (2019-Apr-01.41926469) | 0.00023663 | TDB |
period | 1929.923126475986 5.28 | 1.5495e-05 4.242e-08 | d yr |
n | .1865359272922727 | 1.4976e-09 | deg/d |
Q | 3.224161623848814 | 1.7257e-08 | au |
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| | Orbit Determination Parameters
Additional Information
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[ hide covariance matrix ]
Orbital Elements at Epoch 2457208.5 (2015-Jul-05.0) TDB
Reference: JPL 43 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .06104763294253836 | 3.4635e-08 | |
q | 2.849459882199692 | 1.0069e-07 | au |
tp | 2456653.286866055672 (2013-Dec-26.78686606) | 0.00024835 | TDB |
node | 7.025884087525857 | 1.6917e-05 | deg |
peri | 232.7708868053876 | 4.872e-05 | deg |
i | 10.67195639185418 | 5.3054e-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 |
1.199549739502456E-15 |
-3.452028588371624E-15 |
-3.465784205729851E-12 |
-8.61645959424835E-16 |
-6.670127901719488E-13 |
6.950209557409041E-16 |
q |
-3.452028588371624E-15 |
1.013915193608534E-14 |
9.570797597722276E-12 |
1.155372957033453E-15 |
1.858528894786728E-12 |
-1.47299373583834E-15 |
tp |
-3.465784205729851E-12 |
9.570797597722276E-12 |
6.167872806691007E-8 |
-2.593618005353223E-12 |
1.135113448497717E-8 |
-1.077034671593011E-11 |
node |
-8.61645959424835E-16 |
1.155372957033453E-15 |
-2.593618005353223E-12 |
2.861826489843934E-10 |
-2.814752342431721E-10 |
-2.150553832475508E-11 |
peri |
-6.670127901719488E-13 |
1.858528894786728E-12 |
1.135113448497717E-8 |
-2.814752342431721E-10 |
2.373608281917411E-9 |
1.91637249540685E-11 |
i |
6.950209557409041E-16 |
-1.47299373583834E-15 |
-1.077034671593011E-11 |
-2.150553832475508E-11 |
1.91637249540685E-11 |
2.814735763987628E-11 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
11.8 |
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n/a |
MPO452230 |
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diameter |
diameter |
14.871 |
km |
0.252 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
|
rotation period |
rot_per |
4.50231 |
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: [Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.] |
geometric albedo |
albedo |
0.183 |
|
0.030 |
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M) |
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4568 Menkaure (1983 RY3) Discovered 1983-Sep-02 by Thomas, N. G. at Flagstaff |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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[ show close-approach data ]
Alternate Designations
1983 RY3 = 1973 UG6 = 1976 GR4 = 1978 RS2 = 1978 TG3 = 1978 TV |
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