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JPL Small-Body Database Browser
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117028 (2004 JW12)
Classification:
Outer Main-belt Asteroid
SPK-ID:
2117028
[
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 17
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1132008980949425
6.0634e-08
a
3.224076987874119
3.3192e-08
au
q
2.859108577319531
1.9477e-07
au
i
4.480368608021736
7.748e-06
deg
node
339.1126261208352
7.149e-05
deg
peri
326.8913150357575
7.8249e-05
deg
M
147.8609010676825
3.3179e-05
deg
t
p
2457732.024882134914
(2016-Dec-09.52488213)
0.00019163
TDB
period
2114.494367164155
5.79
3.2654e-05
8.94e-08
d
yr
n
.1702534684369069
2.6292e-09
deg/d
Q
3.589045398428706
3.695e-08
au
Orbit Determination Parameters
# obs. used (total)
510
data-arc span
7624 days (20.87 yr)
first obs. used
1998-04-21
last obs. used
2019-03-06
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.59743
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 13:20:44
Additional Information
Earth MOID
= 1.84482 au
Jupiter MOID
= 1.66188 au
T_jup
= 3.173
[ 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 Parameters
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Discovery Circumstances
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Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.7
n/a
MPO338084
diameter
diameter
6.458
km
0.377
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.067
0.015
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
117028 (2004 JW12)
Discovered 2004-May-13 by Broughton, J. at Reedy Creek
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
Alternate Designations
2004 JW12
= 2002 AG73
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
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Physical Parameters
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Discovery Circumstances
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Close-Approach Data
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2019-Dec-12 06:29 UT
(server date/time)
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