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JPL Small-Body Database Browser
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160894 (2001 SP87)
Classification:
Main-belt Asteroid
SPK-ID:
2160894
[
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
.07618913948254176
6.467e-08
a
2.587705010637194
2.1752e-08
au
q
2.390549992642085
1.6374e-07
au
i
2.424225808094401
5.7579e-06
deg
node
286.7119665990489
0.0001648
deg
peri
112.5129444760076
0.00016942
deg
M
38.17252018619285
4.0169e-05
deg
t
p
2458439.280002651914
(2018-Nov-16.78000265)
0.00016941
TDB
period
1520.444517737238
4.16
1.9171e-05
5.249e-08
d
yr
n
.2367728620152221
2.9854e-09
deg/d
Q
2.784860028632303
2.3409e-08
au
Orbit Determination Parameters
# obs. used (total)
269
data-arc span
9141 days (25.03 yr)
first obs. used
1993-10-10
last obs. used
2018-10-20
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53072
source
ORB
producer
Otto Matic
solution date
2018-Oct-31 02:56:14
Additional Information
Earth MOID
= 1.3988 au
Jupiter MOID
= 2.51202 au
T_jup
= 3.416
[ hide covariance matrix ]
Orbital Elements at Epoch 2456510.5 (2013-Aug-06.0) TDB
Reference:
JPL 15
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.07459723592724204
6.4445e-08
q
2.394954337188118
1.6283e-07
au
t
p
2456915.520539170918
(2014-Sep-15.02053917)
0.00017257
TDB
node
286.8882527986989
0.00016449
deg
peri
111.5952847264983
0.00016935
deg
i
2.426611665209621
5.7631e-06
deg
Orbit Determination Parameters
# obs. used (total)
269
data-arc span
9141 days (25.03 yr)
first obs. used
1993-10-10
last obs. used
2018-10-20
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.53072
source
ORB
producer
Otto Matic
solution date
2018-Oct-31 02:56:14
Additional Information
Jupiter MOID
= 2.51202 au
T_jup
= 3.416
Orbit Covariance (6×6)
e
q
tp
node
peri
i
e
4.153145094652355E-15
-1.041755362710081E-14
-1.822049923227498E-12
-5.54165945874084E-14
-4.840064878427112E-13
6.63634450650993E-16
q
-1.041755362710081E-14
2.651343006010894E-14
4.736639636566673E-12
1.390169880076601E-13
1.227780407222916E-12
-1.451465140758896E-15
tp
-1.822049923227498E-12
4.736639636566673E-12
2.977885433550349E-8
2.224329489310078E-11
7.012991544254653E-9
-4.602093333214431E-12
node
-5.54165945874084E-14
1.390169880076601E-13
2.224329489310078E-11
2.705664278199845E-8
-2.70253457808161E-8
1.06426862021359E-10
peri
-4.840064878427112E-13
1.227780407222916E-12
7.012991544254653E-9
-2.70253457808161E-8
2.868083696594761E-8
-1.074132075811398E-10
i
6.63634450650993E-16
-1.451465140758896E-15
-4.602093333214431E-12
1.06426862021359E-10
-1.074132075811398E-10
3.321296372316234E-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
16.3
n/a
MPO412929
160894 (2001 SP87)
Discovered 2001-Sep-20 by LINEAR at Socorro
Reference:
20070828/Numbers.arc
Last Updated:
2007-08-30
[ show close-approach data ]
Alternate Designations
2001 SP87
= 2004 JL51
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-15 11:09 UT
(server date/time)
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