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JPL Small-Body Database Browser
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392470 (2011 EK68)
Classification:
Main-belt Asteroid
SPK-ID:
2392470
[
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 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1086184169144215
6.4056e-07
a
2.519264812157656
2.5738e-08
au
q
2.245626256472884
1.6164e-06
au
i
13.85403203505918
9.721e-06
deg
node
178.0778986031548
2.4811e-05
deg
peri
188.7218978651179
0.0001546
deg
M
179.7826973098189
0.00019404
deg
t
p
2457871.118826834646
(2017-Apr-27.61882683)
0.00078861
TDB
period
1460.52554705545
4.00
2.2382e-05
6.128e-08
d
yr
n
.2464866162223538
3.7774e-09
deg/d
Q
2.792903367842428
2.8534e-08
au
Orbit Determination Parameters
# obs. used (total)
180
data-arc span
6374 days (17.45 yr)
first obs. used
2001-12-14
last obs. used
2019-05-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61498
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 07:08:57
Additional Information
Earth MOID
= 1.24338 au
Jupiter MOID
= 2.66218 au
T_jup
= 3.409
[ hide covariance matrix ]
Orbital Elements at Epoch 2457335.5 (2015-Nov-09.0) TDB
Reference:
JPL 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1083898171785481
6.4204e-07
q
2.246302051270388
1.6197e-06
au
t
p
2457872.409065755626
(2017-Apr-28.90906576)
0.0007805
TDB
node
178.087643693627
2.4812e-05
deg
peri
189.0932769547867
0.00015248
deg
i
13.8538882657052
9.7215e-06
deg
Orbit Determination Parameters
# obs. used (total)
180
data-arc span
6374 days (17.45 yr)
first obs. used
2001-12-14
last obs. used
2019-05-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61498
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 07:08:57
Additional Information
Jupiter MOID
= 2.66218 au
T_jup
= 3.409
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
4.122167574949559E-13
-1.039829130634642E-12
4.938928643150414E-10
-2.540208972174973E-12
9.468030368931065E-11
-3.062877315766034E-12
q
-1.039829130634642E-12
2.623523488560484E-12
-1.246293522523775E-9
6.407395265490262E-12
-2.389803857019102E-10
7.730717307960186E-12
tp
4.938928643150414E-10
-1.246293522523775E-9
6.091802133655064E-7
-3.04724407893581E-9
1.174311932955453E-7
-3.725150117352298E-9
node
-2.540208972174973E-12
6.407395265490262E-12
-3.04724407893581E-9
6.156159903572585E-10
-1.166034346083532E-9
6.896169323104001E-11
peri
9.468030368931065E-11
-2.389803857019102E-10
1.174311932955453E-7
-1.166034346083532E-9
2.325159370749531E-8
-7.653800399621821E-10
i
-3.062877315766034E-12
7.730717307960186E-12
-3.725150117352298E-9
6.896169323104001E-11
-7.653800399621821E-10
9.45084835852335E-11
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.5
n/a
MPO437607
392470 (2011 EK68)
Discovered 2007-Feb-27 by Spacewatch at Kitt Peak
Reference:
Last Updated:
2014-04-17
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-12 09:23 UT
(server date/time)
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Ryan S. Park
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