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JPL Small-Body Database Browser
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305591 (2008 YA88)
Classification:
Main-belt Asteroid
SPK-ID:
2305591
[
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 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1384635096234378
4.8089e-08
a
2.211707740398468
1.6145e-08
au
q
1.905466924401573
1.0306e-07
au
i
7.56822402423863
5.5693e-06
deg
node
107.6125012143923
4.6738e-05
deg
peri
309.5162783702706
5.5463e-05
deg
M
84.06537675823553
2.9668e-05
deg
t
p
2458319.953602303687
(2018-Jul-20.45360230)
9.7543e-05
TDB
period
1201.406655930778
3.29
1.3155e-05
3.602e-08
d
yr
n
.2996487477598445
3.281e-09
deg/d
Q
2.517948556395363
1.838e-08
au
Orbit Determination Parameters
# obs. used (total)
194
data-arc span
6322 days (17.31 yr)
first obs. used
2001-10-15
last obs. used
2019-02-05
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.58119
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 11:50:53
Additional Information
Earth MOID
= .927876 au
Jupiter MOID
= 2.78831 au
T_jup
= 3.633
[ hide covariance matrix ]
Orbital Elements at Epoch 2456998.5 (2014-Dec-07.0) TDB
Reference:
JPL 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1376307109766685
4.7953e-08
q
1.907604274000472
1.0263e-07
au
t
p
2457118.371791462264
(2015-Apr-05.87179146)
9.3105e-05
TDB
node
107.6599286567986
4.6717e-05
deg
peri
309.5372955783096
5.5577e-05
deg
i
7.569233573226727
5.5711e-06
deg
Orbit Determination Parameters
# obs. used (total)
194
data-arc span
6322 days (17.31 yr)
first obs. used
2001-10-15
last obs. used
2019-02-05
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.58119
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 11:50:53
Additional Information
Jupiter MOID
= 2.78831 au
T_jup
= 3.633
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
2.299462571789056E-15
-4.88025353189292E-15
-7.828055833065054E-13
-3.636505197493643E-14
-2.88685896222407E-13
-5.428067485070535E-15
q
-4.88025353189292E-15
1.053321503939014E-14
2.177440506559845E-12
7.392719781526177E-14
7.717645688069666E-13
1.211245889649559E-14
tp
-7.828055833065054E-13
2.177440506559845E-12
8.668532449132912E-9
-1.370811446474615E-11
2.838742293902988E-9
7.830792348614114E-12
node
-3.636505197493643E-14
7.392719781526177E-14
-1.370811446474615E-11
2.182469374517301E-9
-2.165581995181323E-9
7.900785986429352E-11
peri
-2.88685896222407E-13
7.717645688069666E-13
2.838742293902988E-9
-2.165581995181323E-9
3.088768038691564E-9
-7.556121222728416E-11
i
-5.428067485070535E-15
1.211245889649559E-14
7.830792348614114E-12
7.900785986429352E-11
-7.556121222728416E-11
3.103716168264435E-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
17.3
n/a
MPO413264
305591 (2008 YA88)
Discovered 2008-Dec-29 by Spacewatch at Kitt Peak
Reference:
20111110/Numbers.arc
Last Updated:
2011-11-14
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-10 00:48 UT
(server date/time)
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Ryan S. Park
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