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JPL Small-Body Database Browser
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109605 (2001 QL284)
Classification:
Main-belt Asteroid
SPK-ID:
2109605
[
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 24
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.2586172050770508
3.0438e-08
a
2.724117201461394
1.2826e-08
au
q
2.019613624517131
8.2645e-08
au
i
17.88105637994674
3.7345e-06
deg
node
175.2568308239171
1.2475e-05
deg
peri
212.6317557870425
1.4438e-05
deg
M
329.1135667872
7.0352e-06
deg
t
p
2458741.397201594166
(2019-Sep-14.89720159)
3.2129e-05
TDB
period
1642.241829104404
4.50
1.1599e-05
3.176e-08
d
yr
n
.2192125383849989
1.5482e-09
deg/d
Q
3.428620778405657
1.6143e-08
au
Orbit Determination Parameters
# obs. used (total)
800
data-arc span
8445 days (23.12 yr)
first obs. used
1996-10-14
last obs. used
2019-11-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.52101
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 10:16:42
Additional Information
Earth MOID
= 1.04079 au
Jupiter MOID
= 2.0896 au
T_jup
= 3.240
[ 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
14.9
n/a
MPO453556
diameter
diameter
3.198
km
0.228
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)
geometric albedo
albedo
0.173
0.050
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)
109605 (2001 QL284)
Discovered 2001-Aug-18 by LONEOS at Anderson Mesa
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
]
2019-Dec-10 13:30 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin