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JPL Small-Body Database Browser
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109446 (2001 QS204)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2109446
[
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.06530332846874615
5.7244e-08
a
3.229265895831887
3.4713e-08
au
q
3.018384084323458
1.9325e-07
au
i
9.427118947303043
5.7029e-06
deg
node
300.9733114923133
3.6251e-05
deg
peri
53.16639946852131
5.5983e-05
deg
M
358.5629553972408
4.0976e-05
deg
t
p
2458608.961003662957
(2019-May-05.46100366)
0.00024124
TDB
period
2119.601098543559
5.80
3.4177e-05
9.357e-08
d
yr
n
.1698432786468014
2.7386e-09
deg/d
Q
3.440147707340317
3.698e-08
au
Orbit Determination Parameters
# obs. used (total)
425
data-arc span
7969 days (21.82 yr)
first obs. used
1998-01-29
last obs. used
2019-11-24
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.52406
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 10:15:39
Additional Information
Earth MOID
= 2.02237 au
Jupiter MOID
= 1.91694 au
T_jup
= 3.162
[ 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
14.8
n/a
MPO453554
109446 (2001 QS204)
Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
Alternate Designations
2001 QS204
= 1998 BV37
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-16 08:39 UT
(server date/time)
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