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JPL Small-Body Database Browser
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344959 (2004 XH)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2344959
[
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 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2362354678354399
1.0694e-07
a
3.988286787571583
8.776e-08
au
q
3.046111992447706
4.7986e-07
au
i
6.489323713646024
6.6732e-06
deg
node
72.8853348868369
8.3834e-05
deg
peri
333.1937606526357
8.6234e-05
deg
M
301.7397450274761
2.2592e-05
deg
t
p
2459071.312382863203
(2020-Aug-09.81238286)
0.0001943
TDB
period
2909.229592467238
7.97
9.6024e-05
2.629e-07
d
yr
n
.1237441008204147
4.0844e-09
deg/d
Q
4.93046158269546
1.0849e-07
au
Orbit Determination Parameters
# obs. used (total)
160
data-arc span
5893 days (16.13 yr)
first obs. used
2003-08-26
last obs. used
2019-10-14
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.63543
source
ORB
producer
Otto Matic
solution date
2019-Nov-08 10:25:54
Additional Information
Earth MOID
= 2.05734 au
Jupiter MOID
= .485973 au
T_jup
= 2.995
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.8
n/a
MPO411245
344959 (2004 XH)
Discovered 2004-Dec-02 by LONEOS at Anderson Mesa
Reference:
20121128/Numbers.arc
Last Updated:
2012-12-03
[ 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-15 19:40 UT
(server date/time)
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