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JPL Small-Body Database Browser
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117421 (2005 AA18)
Classification:
Main-belt Asteroid
SPK-ID:
2117421
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 19
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.08593095221294614
3.6208e-08
a
2.201611905069679
9.3704e-09
au
q
2.012425297663683
7.8006e-08
au
i
5.895777845104261
4.8953e-06
deg
node
290.3897914454736
3.7383e-05
deg
peri
269.4148267880513
4.7158e-05
deg
M
69.78295073745892
2.9065e-05
deg
t
p
2458369.210241316987
(2018-Sep-07.71024132)
9.6257e-05
TDB
period
1193.189915960218
3.27
7.6176e-06
2.086e-08
d
yr
n
.3017122380809684
1.9262e-09
deg/d
Q
2.390798512475675
1.0176e-08
au
Orbit Determination Parameters
# obs. used (total)
642
data-arc span
7465 days (20.44 yr)
first obs. used
1999-05-18
last obs. used
2019-10-25
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61219
source
ORB
producer
Otto Matic
solution date
2019-Nov-07 13:51:01
Additional Information
Earth MOID
= 1.02027 au
Jupiter MOID
= 2.60182 au
T_jup
= 3.653
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
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Orbital Elements
|
Mission Design
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Physical Parameters
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Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.2
n/a
MPO436564
117421 (2005 AA18)
Discovered 2005-Jan-06 by LINEAR at Socorro
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-14 17:26 UT
(server date/time)
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