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JPL Small-Body Database Browser
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233990 (1995 WK17)
Classification:
Main-belt Asteroid
SPK-ID:
2233990
[
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 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1402428938856934
1.8776e-07
a
2.643459931966619
3.594e-08
au
q
2.272733461236742
5.003e-07
au
i
2.469910158339938
1.1468e-05
deg
node
322.7615603921988
0.00016661
deg
peri
203.8966695090534
0.00017124
deg
M
53.96038671636546
2.9583e-05
deg
t
p
2458365.195584089178
(2018-Sep-03.69558409)
0.00012866
TDB
period
1569.847713900923
4.30
3.2015e-05
8.765e-08
d
yr
n
.2293216066833859
4.6767e-09
deg/d
Q
3.014186402696497
4.0981e-08
au
Orbit Determination Parameters
# obs. used (total)
147
data-arc span
8131 days (22.26 yr)
first obs. used
1995-10-19
last obs. used
2018-01-22
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.6375
source
ORB
producer
Otto Matic
solution date
2018-Oct-04 09:01:52
Additional Information
Earth MOID
= 1.28051 au
Jupiter MOID
= 1.96548 au
T_jup
= 3.379
[ 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
17.2
n/a
MPO433528
diameter
diameter
2.188
km
0.315
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.049
0.007
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
233990 (1995 WK17)
Discovered 1995-Nov-17 by Spacewatch at Kitt Peak
Reference:
20100330/Numbers.arc
Last Updated:
2010-04-05
[ 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
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2019-Dec-11 14:45 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin