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JPL Small-Body Database Browser
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312838 (2011 UL17)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2312838
[
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
.1135766253390487
6.1909e-08
a
3.232571705217186
4.5549e-08
au
q
2.865427119772124
2.0039e-07
au
i
5.17665142878426
8.4747e-06
deg
node
35.64434985542137
7.6646e-05
deg
peri
74.44365708480466
8.7282e-05
deg
M
54.49421219433187
3.9026e-05
deg
t
p
2458279.157213409264
(2018-Jun-09.65721341)
0.0002299
TDB
period
2122.856694581181
5.81
4.4869e-05
1.228e-07
d
yr
n
.1695828083539216
3.5843e-09
deg/d
Q
3.599716290662248
5.0723e-08
au
Orbit Determination Parameters
# obs. used (total)
163
data-arc span
8467 days (23.18 yr)
first obs. used
1996-03-23
last obs. used
2019-05-29
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.62506
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 06:02:26
Additional Information
Earth MOID
= 1.88802 au
Jupiter MOID
= 1.53895 au
T_jup
= 3.169
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.8
n/a
MPO434005
312838 (2011 UL17)
Discovered 2002-Apr-08 by NEAT at Palomar
Reference:
20120109/Numbers.arc
Last Updated:
2012-01-11
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-08 18:32 UT
(server date/time)
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