29075 (1950 DA) |
Classification: Apollo [NEO, PHA] SPK-ID: 2029075 |
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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 188 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .5077360606964316 | 2.6547e-08 | |
a | 1.698665726802664 | 1.1458e-09 | au |
q | .8361918822358386 | 4.55e-08 | au |
i | 12.16734013772536 | 4.3464e-06 | deg |
node | 356.6558403536075 | 7.2668e-06 | deg |
peri | 224.6831644667536 | 8.4721e-06 | deg |
M | 319.9225275287117 | 2.5847e-06 | deg |
tp | 2459290.523965007406 (2021-Mar-17.02396501) | 5.8853e-06 | TDB |
period | 808.6494832198781 2.21 | 8.1821e-07 2.24e-09 | d yr |
n | .4451867063174926 | 4.5045e-10 | deg/d |
Q | 2.56113957136949 | 1.7276e-09 | au |
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Additional Model Parameters
Parameter | Value | Uncertainty (1-sigma) |
A2 [EST] | -6.655655924318635E-15 | 1.269E-15 |
ALN [SET] | 1. | n/a |
NK [SET] | 0. | n/a |
NM [SET] | 2. | n/a |
R0 [SET] | 1. | n/a |
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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 |
17.1 |
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n/a |
MPO244437 |
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diameter |
diameter |
2.000 |
km |
0.200 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M) |
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rotation period |
rot_per |
2.1216 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Pravec, P.; Wolf, M.; Sarounova, L. (2001) http://www.asu.cas.cz/~ppravec/neo.htm] [Busch, M.W.; Giorgini, J.D.; Ostro, S.J.; Benner, L.A.M.; et al. (2007) Icarus 190, 608-621.] |
geometric albedo |
albedo |
0.070 |
|
0.020 |
urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M) |
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29075 (1950 DA) Discovered 1950-Feb-22 by Wirtanen, C. A. at Mt. Hamilton |
Reference: 20011002/Numbers.arc | Last Updated: 2004-04-19 |
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