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160318 (2003 JR8)
Classification:
Main-belt Asteroid
SPK-ID:
2160318
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
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Close-Approach Data
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[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference:
JPL 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1791461203095751
5.4821e-08
a
3.103130906631424
2.5104e-08
au
q
2.54721704389567
1.7127e-07
au
i
20.16763819977957
6.127e-06
deg
node
76.80452732936519
1.3366e-05
deg
peri
149.8016540095321
1.8555e-05
deg
M
83.66025457205075
1.1613e-05
deg
t
p
2458736.502913978785
(2019-Sep-10.00291398)
6.3913e-05
TDB
period
1996.634504904339
5.47
2.4229e-05
6.634e-08
d
yr
n
.1803034051128191
2.188e-09
deg/d
Q
3.659044769367177
2.9601e-08
au
Orbit Determination Parameters
# obs. used (total)
590
data-arc span
6776 days (18.55 yr)
first obs. used
2002-01-21
last obs. used
2020-08-10
planetary ephem.
DE441
SB-pert. ephem.
SB441-N16
condition code
0
norm. resid. RMS
.55556
source
ORB
producer
Otto Matic
solution date
2021-Apr-13 20:00:52
Additional Information
Earth MOID
= 1.55181 au
Jupiter MOID
= 1.43978 au
T_jup
= 3.103
[ show covariance matrix ]
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Orbital Elements
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.88
n/a
E2021B55
rotation period
rot_per
21.83
h
n/a
LCDB (Rev. 2020-October); Warner et al., 2009
Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Galad, A. (2010) Astron. Astrophys. 514, A55.]
160318 (2003 JR8)
Discovered 2003-May-02 by LINEAR at Socorro
Reference:
20070730/Numbers.arc
Last Updated:
2007-08-06
[ show close-approach data ]
Alternate Designations
2003 JR8
= 2002 DP9
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2021-Apr-22 10:09 UT
(server date/time)
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