11500 Tomaiyowit (1989 UR) |
Classification: Apollo [NEO, PHA] SPK-ID: 2011500 |
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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 209 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .3557795887714189 | 3.6391e-08 | |
a | 1.079768039363419 | 6.9103e-10 | au |
q | .6956086103501808 | 3.898e-08 | au |
i | 10.30870902646075 | 3.2944e-06 | deg |
node | 234.427737387225 | 1.1377e-05 | deg |
peri | 289.4574529405982 | 1.2062e-05 | deg |
M | 358.2464565468323 | 5.8621e-06 | deg |
tp | 2459002.496218890094 (2020-Jun-01.99621889) | 6.6743e-06 | TDB |
period | 409.8209252447166 1.12 | 3.9342e-07 1.077e-09 | d yr |
n | .8784324514055326 | 8.4327e-10 | deg/d |
Q | 1.463927468376658 | 9.3688e-10 | au |
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| | Orbit Determination Parameters
Additional Information
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
18.3 |
|
n/a |
MPO435808 |
|
diameter |
diameter |
0.738 |
km |
0.006 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M) |
|
rotation period |
rot_per |
73.0 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (1998) http://www.asu.cas.cz/~ppravec/neo.htm] |
geometric albedo |
albedo |
0.142 |
|
0.024 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M) |
|
SMASSII spectral type |
spec_B |
S |
|
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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11500 Tomaiyowit | Discovered 1989 Oct. 28 by J. E. Mueller and J. D. Mendenhall at Palomar. |
Tomaiyowit is Earth Mother in the Luiseno creation story. She, together with Tukmit, gave birth to the First People, which are all things and features of the earth forming the basis of Luiseno existence. |
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character) |
Reference: 20081113/MPCPages.arc | Last Updated: 2008-11-17 |
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