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JPL Small-Body Database Browser
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109344 (2001 QG149)
Classification:
Main-belt Asteroid
SPK-ID:
2109344
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ 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
.1912561174507119
9.4252e-08
a
2.434078044801755
1.9543e-08
au
q
1.968545728380952
2.1917e-07
au
i
4.109473771761346
6.1309e-06
deg
node
55.09290615497318
8.1766e-05
deg
peri
331.2858077985301
8.331e-05
deg
M
190.1063140153993
2.5186e-05
deg
t
p
2459255.098360943914
(2021-Feb-09.59836094)
0.00010363
TDB
period
1387.07573841896
3.80
1.6705e-05
4.574e-08
d
yr
n
.2595388197117059
3.1258e-09
deg/d
Q
2.899610361222559
2.3281e-08
au
Orbit Determination Parameters
# obs. used (total)
395
data-arc span
10402 days (28.48 yr)
first obs. used
1990-11-17
last obs. used
2019-05-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.51174
source
ORB
producer
Otto Matic
solution date
2019-May-30 06:46:27
Additional Information
Earth MOID
= .973537 au
Jupiter MOID
= 2.54694 au
T_jup
= 3.477
[ 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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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.2
n/a
MPO436525
diameter
diameter
3.406
km
0.124
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.055
0.006
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
109344 (2001 QG149)
Discovered 2001-Aug-22 by NEAT at Haleakala
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[
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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2019-Dec-05 22:58 UT
(server date/time)
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Ryan S. Park
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