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JPL Small-Body Database Browser
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233642 (2008 KW)
Classification:
Main-belt Asteroid
SPK-ID:
2233642
[
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
.1415268039122287
5.5486e-08
a
2.352906900193656
2.5203e-08
au
q
2.019907506706219
1.2611e-07
au
i
6.541886241483551
5.7577e-06
deg
node
121.6186719845301
6.0293e-05
deg
peri
196.8380998438178
6.5207e-05
deg
M
308.1651312538998
2.9137e-05
deg
t
p
2458790.312602728279
(2019-Nov-02.81260273)
0.00010866
TDB
period
1318.273560542609
3.61
2.1181e-05
5.799e-08
d
yr
n
.2730844422396076
4.3876e-09
deg/d
Q
2.685906293681094
2.877e-08
au
Orbit Determination Parameters
# obs. used (total)
173
data-arc span
4549 days (12.45 yr)
first obs. used
2005-09-23
last obs. used
2018-03-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61855
source
ORB
producer
Otto Matic
solution date
2018-Oct-04 09:00:47
Additional Information
Earth MOID
= 1.00658 au
Jupiter MOID
= 2.58689 au
T_jup
= 3.534
[ show covariance matrix ]
[
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
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.1
n/a
MPO437098
diameter
diameter
2.252
km
0.632
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.050
0.026
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
233642 (2008 KW)
Discovered 2008-May-26 by Spacewatch at Kitt Peak
Reference:
20100228/Numbers.arc
Last Updated:
2010-03-03
[ show close-approach data ]
Alternate Designations
2008 KW
= 2007 BT42
[
Ephemeris
|
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
]
2019-Dec-14 16:14 UT
(server date/time)
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Ryan S. Park
Webmaster
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