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JPL Small-Body Database Browser
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249121 (2007 XW19)
Classification:
Main-belt Asteroid
SPK-ID:
2249121
[
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 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1754998660258693
5.327e-08
a
2.259636397299942
1.7122e-08
au
q
1.863070512306624
1.169e-07
au
i
5.673862900527824
5.2257e-06
deg
node
303.5313832053636
7.871e-05
deg
peri
12.4561765427758
8.2511e-05
deg
M
216.6770850611055
2.7358e-05
deg
t
p
2459094.434544689597
(2020-Sep-01.93454469)
9.6649e-05
TDB
period
1240.66996658606
3.40
1.4102e-05
3.861e-08
d
yr
n
.2901658053274302
3.2981e-09
deg/d
Q
2.656202282293259
2.0127e-08
au
Orbit Determination Parameters
# obs. used (total)
300
data-arc span
6731 days (18.43 yr)
first obs. used
2000-09-22
last obs. used
2019-02-26
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.57496
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 10:07:34
Additional Information
Earth MOID
= .848936 au
Jupiter MOID
= 2.62105 au
T_jup
= 3.594
[ show covariance matrix ]
[
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
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.8
n/a
MPO376661
249121 (2007 XW19)
Discovered 2007-Dec-12 by LINEAR at Socorro
Reference:
20100824/Numbers.arc
Last Updated:
2010-08-27
[ show close-approach data ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-14 00:09 UT
(server date/time)
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