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JPL Small-Body Database Browser
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266490 (2008 DF15)
Classification:
Main-belt Asteroid
SPK-ID:
2266490
[
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 15
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09087085825267911
6.3295e-08
a
3.124671214019792
5.0663e-08
au
q
2.840729659044373
1.9253e-07
au
i
8.71077475883374
6.5647e-06
deg
node
164.0505690347209
3.4485e-05
deg
peri
145.40411860426
4.7251e-05
deg
M
239.8650838690503
3.0117e-05
deg
t
p
2459273.742719128959
(2021-Feb-28.24271913)
0.00017229
TDB
period
2017.45992499166
5.52
4.9066e-05
1.343e-07
d
yr
n
.1784422062319222
4.3399e-09
deg/d
Q
3.408612768995212
5.5267e-08
au
Orbit Determination Parameters
# obs. used (total)
236
data-arc span
7155 days (19.59 yr)
first obs. used
1999-09-08
last obs. used
2019-04-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.62422
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 10:29:31
Additional Information
Earth MOID
= 1.83114 au
Jupiter MOID
= 1.89533 au
T_jup
= 3.191
[ 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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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
15.6
n/a
MPO433729
diameter
diameter
3.531
km
1.202
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.068
0.036
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
266490 (2008 DF15)
Discovered 2008-Feb-26 by Mt. Lemmon Survey at Mount Lemmon
Reference:
20110218/Numbers.arc
Last Updated:
2011-02-22
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-05 22:51 UT
(server date/time)
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Ryan S. Park
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