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JPL Small-Body Database Browser
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109338 (2001 QW147)
Classification:
Main-belt Asteroid
SPK-ID:
2109338
[
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 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09374974916388742
4.3053e-08
a
2.675411548878698
2.0738e-08
au
q
2.424592387261152
1.1815e-07
au
i
14.92861022134674
4.9179e-06
deg
node
126.2401828251791
1.7529e-05
deg
peri
262.1150039892151
3.0587e-05
deg
M
7.232865875100131
2.5436e-05
deg
t
p
2458568.386160391870
(2019-Mar-25.88616039)
0.00011286
TDB
period
1598.395775418242
4.38
1.8585e-05
5.088e-08
d
yr
n
.2252258204985565
2.6188e-09
deg/d
Q
2.926230710496243
2.2683e-08
au
Orbit Determination Parameters
# obs. used (total)
641
data-arc span
6236 days (17.07 yr)
first obs. used
2001-08-20
last obs. used
2018-09-16
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.62323
source
ORB
producer
Otto Matic
solution date
2018-Oct-03 11:16:43
Additional Information
Earth MOID
= 1.47935 au
Jupiter MOID
= 2.47592 au
T_jup
= 3.324
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.2
n/a
MPO417560
109338 (2001 QW147)
Discovered 2001-Aug-20 by NEAT at Palomar
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
[
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
]
2019-Dec-09 16:18 UT
(server date/time)
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