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JPL Small-Body Database Browser
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249988 (2001 WJ58)
Classification:
Main-belt Asteroid
SPK-ID:
2249988
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ 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
.06262016903218476
8.7362e-08
a
2.837096542755738
3.3252e-08
au
q
2.659437077687747
2.5054e-07
au
i
1.758371524835946
1.0704e-05
deg
node
14.96106411011824
0.00016834
deg
peri
23.38346705257109
0.00018447
deg
M
242.9667318093882
7.1884e-05
deg
t
p
2459167.935406177679
(2020-Nov-14.43540618)
0.00034885
TDB
period
1745.458786054402
4.78
3.0686e-05
8.401e-08
d
yr
n
.2062494989147109
3.626e-09
deg/d
Q
3.014756007823729
3.5334e-08
au
Orbit Determination Parameters
# obs. used (total)
194
data-arc span
6023 days (16.49 yr)
first obs. used
2001-10-15
last obs. used
2018-04-12
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.5758
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 15:50:14
Additional Information
Earth MOID
= 1.66605 au
Jupiter MOID
= 2.2542 au
T_jup
= 3.307
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
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Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.3
n/a
MPO446306
249988 (2001 WJ58)
Discovered 2001-Nov-19 by LINEAR at Socorro
Reference:
20100923/Numbers.arc
Last Updated:
2010-09-27
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-12 08:48 UT
(server date/time)
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