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JPL Small-Body Database Browser
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249360 (2008 YW40)
Classification:
Main-belt Asteroid
SPK-ID:
2249360
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference:
JPL 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.06031921277412606
7.4236e-08
a
2.761773711848087
3.2039e-08
au
q
2.595185695689135
1.9569e-07
au
i
7.597636206299223
7.9838e-06
deg
node
332.4145505816804
5.8556e-05
deg
peri
167.4374350962664
0.00010688
deg
M
67.79729089578508
8.8256e-05
deg
t
p
2458284.788498620576
(2018-Jun-15.28849862)
0.00040862
TDB
period
1676.411239960893
4.59
2.9172e-05
7.987e-08
d
yr
n
.2147444442142955
3.7369e-09
deg/d
Q
2.92836172800704
3.3972e-08
au
Orbit Determination Parameters
# obs. used (total)
202
data-arc span
7060 days (19.33 yr)
first obs. used
2000-02-29
last obs. used
2019-06-29
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59648
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 04:18:41
Additional Information
Earth MOID
= 1.60884 au
Jupiter MOID
= 2.0798 au
T_jup
= 3.326
[ 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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Discovery Circumstances
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.0
n/a
MPO433634
diameter
diameter
3.777
km
0.444
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.054
0.015
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
249360 (2008 YW40)
Discovered 2008-Dec-30 by Mt. Lemmon Survey at Mount Lemmon
Reference:
20100824/Numbers.arc
Last Updated:
2010-08-27
Alternate Designations
2008 YW40
= 2000 DP19
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-14 16:51 UT
(server date/time)
Site Manager:
Ryan S. Park
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