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JPL Small-Body Database Browser
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249995 (2001 XO128)
Classification:
Jupiter Trojan
SPK-ID:
2249995
[
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 16
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.08390531396484634
8.1387e-08
a
5.301242949633225
2.9743e-07
au
q
4.856440495540321
6.373e-07
au
i
25.14754529815506
7.2332e-06
deg
node
74.06605159672742
1.6357e-05
deg
peri
253.5680003247626
6.7108e-05
deg
M
248.0964256387298
7.4613e-05
deg
t
p
2459986.318793594864
(2023-Feb-10.81879359)
0.0010016
TDB
period
4458.255855916776
12.21
0.0003752
1.027e-06
d
yr
n
.08074906681773902
6.7958e-09
deg/d
Q
5.746045403726128
3.2239e-07
au
Orbit Determination Parameters
# obs. used (total)
234
data-arc span
6755 days (18.49 yr)
first obs. used
2000-12-03
last obs. used
2019-06-02
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61972
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 04:19:28
Additional Information
Earth MOID
= 3.93985 au
Jupiter MOID
= .172773 au
T_jup
= 2.802
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
12.9
n/a
MPO433637
diameter
diameter
16.206
km
0.482
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)
geometric albedo
albedo
0.061
0.012
urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)
249995 (2001 XO128)
Discovered 2001-Dec-14 by LINEAR at Socorro
Reference:
20100923/Numbers.arc
Last Updated:
2010-09-27
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
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Discovery Circumstances
]
2019-Dec-15 08:20 UT
(server date/time)
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Ryan S. Park
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