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JPL Small-Body Database Browser
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249362 (2008 YR137)
Classification:
Main-belt Asteroid
SPK-ID:
2249362
[
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 15
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.06121935773079344
6.5357e-08
a
3.140219776100163
4.8595e-08
au
q
2.947977538273775
2.0151e-07
au
i
9.324936511730264
6.9747e-06
deg
node
280.4348593876375
4.0445e-05
deg
peri
359.057955598027
6.7866e-05
deg
M
150.9599567064004
5.5683e-05
deg
t
p
2457748.189663990380
(2016-Dec-25.68966399)
0.00031169
TDB
period
2032.537155268368
5.56
4.718e-05
1.292e-07
d
yr
n
.1771185333891065
4.1113e-09
deg/d
Q
3.332462013926551
5.157e-08
au
Orbit Determination Parameters
# obs. used (total)
177
data-arc span
4493 days (12.30 yr)
first obs. used
2006-08-22
last obs. used
2018-12-10
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.55681
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 11:43:20
Additional Information
Earth MOID
= 1.93096 au
Jupiter MOID
= 1.79568 au
T_jup
= 3.187
[ 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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO422968
diameter
diameter
3.679
km
0.838
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.099
0.039
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
249362 (2008 YR137)
Discovered 2008-Dec-30 by Mt. Lemmon Survey at Mount Lemmon
Reference:
20100824/Numbers.arc
Last Updated:
2010-08-27
[ show close-approach data ]
Alternate Designations
2008 YR137
= 2006 QU131
[
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
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Close-Approach Data
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2019-Dec-08 00:43 UT
(server date/time)
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Ryan S. Park
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