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JPL Small-Body Database Browser
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226984 (2004 XS31)
Classification:
Main-belt Asteroid
SPK-ID:
2226984
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1199228383351022
4.7751e-08
a
3.150744246750159
3.6933e-08
au
q
2.772898053811886
1.4393e-07
au
i
3.954683838065698
5.0265e-06
deg
node
78.76212437615635
9.3337e-05
deg
peri
35.30065245558307
9.7258e-05
deg
M
189.689537363982
2.6992e-05
deg
t
p
2459566.900136554139
(2021-Dec-18.40013655)
0.00015829
TDB
period
2042.763807782141
5.59
3.5918e-05
9.834e-08
d
yr
n
.1762318279913415
3.0987e-09
deg/d
Q
3.528590439688432
4.1362e-08
au
Orbit Determination Parameters
# obs. used (total)
240
data-arc span
6695 days (18.33 yr)
first obs. used
2000-03-05
last obs. used
2018-07-04
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.56521
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 19:33:15
Additional Information
Earth MOID
= 1.79088 au
Jupiter MOID
= 1.57789 au
T_jup
= 3.193
[ show covariance matrix ]
[
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
15.6
n/a
MPO454631
226984 (2004 XS31)
Discovered 2004-Dec-09 by CSS at Catalina
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-09 13:20 UT
(server date/time)
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