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JPL Small-Body Database Browser
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117046 (2004 JL31)
Classification:
Main-belt Asteroid
SPK-ID:
2117046
[
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 21
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.08951162042979358
3.8339e-08
a
2.960368171448327
2.1424e-08
au
q
2.695380819353202
1.1791e-07
au
i
11.6930697301523
4.2815e-06
deg
node
120.3426253490235
2.348e-05
deg
peri
191.6421826281786
3.5912e-05
deg
M
284.9721048515112
2.7502e-05
deg
t
p
2458988.237029011369
(2020-May-18.73702901)
0.00014311
TDB
period
1860.445773773039
5.09
2.0196e-05
5.529e-08
d
yr
n
.1935020117624334
2.1005e-09
deg/d
Q
3.225355523543452
2.3341e-08
au
Orbit Determination Parameters
# obs. used (total)
836
data-arc span
7718 days (21.13 yr)
first obs. used
1998-03-24
last obs. used
2019-05-11
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.51661
source
ORB
producer
Otto Matic
solution date
2019-May-30 06:54:24
Additional Information
Earth MOID
= 1.68101 au
Jupiter MOID
= 2.02185 au
T_jup
= 3.229
[ 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
14.2
n/a
MPO436561
diameter
diameter
4.949
km
0.253
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.165
0.059
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
117046 (2004 JL31)
Discovered 2004-May-15 by LINEAR at Socorro
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
Alternate Designations
2004 JL31
= 1998 FQ124 = 2000 SG355 = 2002 AV82
[
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
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Close-Approach Data
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2019-Dec-07 17:33 UT
(server date/time)
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