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JPL Small-Body Database Browser
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243396 (2008 YZ171)
Classification:
Main-belt Asteroid
SPK-ID:
2243396
[
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
.0897975633681351
9.7076e-08
a
3.166299925123269
7.5137e-08
au
q
2.881973906954491
3.2529e-07
au
i
12.62383114864885
7.0353e-06
deg
node
63.57881861306286
4.6788e-05
deg
peri
85.02993949387343
6.8797e-05
deg
M
278.4480364517975
5.1161e-05
deg
t
p
2459066.685138144114
(2020-Aug-05.18513814)
0.00030056
TDB
period
2057.910593810347
5.63
7.3252e-05
2.006e-07
d
yr
n
.1749347134335113
6.2269e-09
deg/d
Q
3.450625943292048
8.1884e-08
au
Orbit Determination Parameters
# obs. used (total)
243
data-arc span
5706 days (15.62 yr)
first obs. used
2004-03-28
last obs. used
2019-11-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59031
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 18:26:40
Additional Information
Earth MOID
= 1.92976 au
Jupiter MOID
= 1.7081 au
T_jup
= 3.160
[ 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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.4
n/a
MPO326093
diameter
diameter
5.159
km
0.274
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.050
0.010
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
243396 (2008 YZ171)
Discovered 2008-Dec-30 by CSS at Catalina
Reference:
20100626/Numbers.arc
Last Updated:
2010-06-28
[ show close-approach data ]
[
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
|
Close-Approach Data
]
2019-Dec-06 20:59 UT
(server date/time)
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Ryan S. Park
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Alan B. Chamberlin