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JPL Small-Body Database Browser
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249809 (2001 CL31)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2249809
[
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
.1004456450579509
5.707e-08
a
3.233861086988962
4.4819e-08
au
q
2.909033824078549
1.8261e-07
au
i
14.13185372906643
8.147e-06
deg
node
318.1741738548176
2.4841e-05
deg
peri
83.28529085319184
4.7015e-05
deg
M
133.5567086337198
3.9618e-05
deg
t
p
2457812.468324439515
(2017-Feb-27.96832444)
0.00023172
TDB
period
2124.126942808991
5.82
4.4158e-05
1.209e-07
d
yr
n
.1694813962125674
3.5233e-09
deg/d
Q
3.558688349899374
4.9321e-08
au
Orbit Determination Parameters
# obs. used (total)
292
data-arc span
7112 days (19.47 yr)
first obs. used
1999-12-12
last obs. used
2019-06-02
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61688
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 04:19:09
Additional Information
Earth MOID
= 1.95973 au
Jupiter MOID
= 1.87054 au
T_jup
= 3.130
[ 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
15.1
n/a
MPO437160
diameter
diameter
5.283
km
0.486
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.076
0.020
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
249809 (2001 CL31)
Discovered 2001-Feb-12 by Comba, P. G. at Prescott
Reference:
20100923/Numbers.arc
Last Updated:
2010-09-27
[ show close-approach data ]
Alternate Designations
2001 CL31
= 2004 PX94
[
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
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2019-Dec-14 21:47 UT
(server date/time)
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Ryan S. Park
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