2062 Aten (1976 AA) |
Classification: Aten [NEO] SPK-ID: 2002062 |
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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 2455926.5 (2011-Dec-31.0) TDB
Reference: JPL 148 (heliocentric ecliptic J2000)
Element | Value | Uncertainty (1-sigma) | Units |
e | .1827171340905242 | 4.0606e-09 | |
a | .9667898316324987 | 8.7389e-10 | au |
q | .790140764328748 | 3.5933e-09 | au |
i | 18.93368681084476 | 6.0761e-06 | deg |
node | 108.6003764318441 | 5.23e-06 | deg |
peri | 148.0354055966093 | 4.778e-06 | deg |
M | 172.267762763347 | 2.4686e-06 | deg |
tp | 2455760.350877980336 (2011-Jul-17.85087798) | 2.3389e-06 | TDB |
period | 347.2134482250642 0.95 | 4.7078e-07 1.289e-09 | d yr |
n | 1.036826199677172 | 1.4058e-09 | deg/d |
Q | 1.143438898936249 | 1.0336e-09 | au |
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Additional Model Parameters
Parameter | Value | Uncertainty (1-sigma) |
A2 [EST] | -1.196928636811954E-14 | 1.63E-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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[ hide covariance matrix ]
Orbit Covariance (7×7)
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|
e |
q |
tp |
node |
peri |
i |
A2 |
e |
1.64880667579072E-17 |
-1.438426796369435E-17 |
1.036974913203687E-16 |
-1.430857532822363E-14 |
1.742677328899935E-14 |
-1.173917292740633E-14 |
2.655131503750284E-24 |
q |
-1.438426796369435E-17 |
1.291212583723611E-17 |
1.340991686874261E-16 |
1.242985813181308E-14 |
-1.425771537203464E-14 |
1.020749597738136E-14 |
-1.603535030913277E-24 |
tp |
1.036974913203687E-16 |
1.340991686874261E-16 |
5.470333589380742E-12 |
8.546969285052522E-12 |
-1.905671738521953E-12 |
-1.202038694804977E-11 |
5.216934483147241E-22 |
node |
-1.430857532822363E-14 |
1.242985813181308E-14 |
8.546969285052522E-12 |
2.735281058574395E-11 |
-2.023408938836517E-11 |
-9.029453767302799E-12 |
-2.405364267648085E-21 |
peri |
1.742677328899935E-14 |
-1.425771537203464E-14 |
-1.905671738521953E-12 |
-2.023408938836517E-11 |
2.282895714981195E-11 |
-6.910199836333656E-12 |
4.773598634337054E-21 |
i |
-1.173917292740633E-14 |
1.020749597738136E-14 |
-1.202038694804977E-11 |
-9.029453767302799E-12 |
-6.910199836333656E-12 |
3.691857942203329E-11 |
-1.868205437224863E-21 |
A2 |
2.655131503750284E-24 |
-1.603535030913277E-24 |
5.216934483147241E-22 |
-2.405364267648085E-21 |
4.773598634337054E-21 |
-1.868205437224863E-21 |
2.658012933012875E-30 |
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Physical Parameter Table
Parameter |
Symbol |
Value |
Units |
Sigma |
Reference |
Notes |
absolute magnitude |
H |
17.1 |
|
n/a |
MPO492774 |
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diameter |
diameter |
1.1 |
km |
n/a |
Hazards due to Comets and Asteroids (1994), Ed. T. Gehrels, pp.540-543 |
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rotation period |
rot_per |
42.15 |
h |
n/a |
LCDB (Rev. 2020-October); Warner et al., 2009 |
Published Reference List: [Mottola, S.; De Angelis, G.; Di Martino, M.; Erikson, A.; et al. (1995) Icarus 117, 62-70; Mottola, S.; De Angelis, G.; Di Martino, M.; Erikson, A.; Harris, A.W.; Hahn, G.; Neukum, G.; Pravec, M.; Wolf, M. (1995) Lunar & Planetary Science XXVI, 1003-1004.] [Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm] |
geometric albedo |
albedo |
0.26 |
|
n/a |
Hazards due to Comets and Asteroids (1994), Ed. T. Gehrels, pp.540-543 |
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B-V |
BV |
0.930 |
|
0.020 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=59.82 deg. |
U-B |
UB |
0.460 |
|
0.040 |
EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 |
#obs=1; phase=59.82 deg. |
Tholen spectral type |
spec_T |
S |
|
n/a |
EAR-A-5-DDR-TAXONOMY-V4.0 |
used 2 color indices; used ground-based radiometric albedo |
SMASSII spectral type |
spec_B |
Sr |
|
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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2062 Aten (1976 AA) Discovered 1976-Jan-07 by Helin, E. F. at Palomar |
Reference: DISCOVERY.DB | Last Updated: 2003-08-29 |
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