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JPL Small-Body Database Browser
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226546 (2003 UK278)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2226546
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1305709355919248
5.9631e-08
a
3.219063679977776
5.4318e-08
au
q
2.798747523553093
1.8425e-07
au
i
18.59136199100451
9.7585e-06
deg
node
27.277475097474
2.1794e-05
deg
peri
82.70852736724638
4.5514e-05
deg
M
180.9446128945447
3.7851e-05
deg
t
p
2459649.746840197257
(2022-Mar-11.24684020)
0.00022567
TDB
period
2109.564356466683
5.78
5.3394e-05
1.462e-07
d
yr
n
.1706513474672871
4.3193e-09
deg/d
Q
3.639379836402458
6.141e-08
au
Orbit Determination Parameters
# obs. used (total)
232
data-arc span
4981 days (13.64 yr)
first obs. used
2003-09-28
last obs. used
2017-05-18
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56566
source
ORB
producer
Otto Matic
solution date
2018-Oct-04 08:46:16
Additional Information
Earth MOID
= 1.89086 au
Jupiter MOID
= 1.72366 au
T_jup
= 3.095
[ 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
15.1
n/a
MPO454626
diameter
diameter
5.713
km
0.190
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.059
0.010
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
226546 (2003 UK278)
Discovered 2003-Oct-25 by LINEAR at Socorro
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
[
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
]
2019-Dec-10 08:00 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin