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JPL Small-Body Database Browser
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295750 (2008 UN116)
Classification:
Main-belt Asteroid
SPK-ID:
2295750
[
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 10
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.09156403359457345
6.084e-08
a
3.138212693137074
5.3289e-08
au
q
2.850865280675754
1.8323e-07
au
i
5.579924034608667
7.9245e-06
deg
node
309.0818593087783
7.1964e-05
deg
peri
292.8147806873876
8.988e-05
deg
M
123.9797220403726
5.7904e-05
deg
t
p
2457901.189343313489
(2017-May-27.68934331)
0.00031835
TDB
period
2030.588811331289
5.56
5.1721e-05
1.416e-07
d
yr
n
.1772884780961527
4.5157e-09
deg/d
Q
3.425560105598394
5.8168e-08
au
Orbit Determination Parameters
# obs. used (total)
150
data-arc span
9367 days (25.65 yr)
first obs. used
1994-03-14
last obs. used
2019-11-05
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.6288
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 20:55:54
Additional Information
Earth MOID
= 1.84391 au
Jupiter MOID
= 1.64989 au
T_jup
= 3.197
[ 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
15.8
n/a
MPO455186
diameter
diameter
4.414
km
0.666
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.040
0.005
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
295750 (2008 UN116)
Discovered 2008-Oct-22 by Spacewatch at Kitt Peak
Reference:
20110912/Numbers.arc
Last Updated:
2011-09-14
[ show close-approach data ]
[
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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
]
2019-Dec-08 19:05 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin