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JPL Small-Body Database Browser
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249469 (2009 JL5)
Classification:
Main-belt Asteroid
SPK-ID:
2249469
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1655462330301368
5.8219e-08
a
3.190291340521511
5.9321e-08
au
q
2.66215062682951
1.771e-07
au
i
17.84348337900192
6.382e-06
deg
node
152.716116944859
2.5725e-05
deg
peri
177.1160981612597
3.4522e-05
deg
M
171.3833789498076
2.352e-05
deg
t
p
2457609.644909925078
(2016-Aug-09.14490993)
0.00013155
TDB
period
2081.344378975277
5.70
5.8052e-05
1.589e-07
d
yr
n
.1729651294790732
4.8242e-09
deg/d
Q
3.718432054213512
6.9142e-08
au
Orbit Determination Parameters
# obs. used (total)
191
data-arc span
7097 days (19.43 yr)
first obs. used
1999-09-07
last obs. used
2019-02-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54958
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 12:14:09
Additional Information
Earth MOID
= 1.65069 au
Jupiter MOID
= 1.67097 au
T_jup
= 3.101
[ show covariance matrix ]
[
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
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO433635
diameter
diameter
4.255
km
0.323
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.067
0.018
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
249469 (2009 JL5)
Discovered 2009-May-14 by Spacewatch at Kitt Peak
Reference:
20100824/Numbers.arc
Last Updated:
2010-08-27
[ show close-approach data ]
Alternate Designations
2009 JL5
= 1999 RV76
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
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2019-Dec-08 19:13 UT
(server date/time)
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Ryan S. Park
Webmaster
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