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JPL Small-Body Database Browser
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117012 (2004 JZ4)
Classification:
Main-belt Asteroid
SPK-ID:
2117012
[
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 19
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1635412653147268
4.1543e-08
a
2.7568714761271
2.1089e-08
au
q
2.306009226611196
1.1893e-07
au
i
.6204736504893679
6.2336e-06
deg
node
354.2362167798366
0.00036135
deg
peri
239.0488238234535
0.00036195
deg
M
96.0205118607426
2.4047e-05
deg
t
p
2458154.551484193077
(2018-Feb-05.05148419)
0.00010852
TDB
period
1671.949696782742
4.58
1.9184e-05
5.252e-08
d
yr
n
.2153174827524608
2.4706e-09
deg/d
Q
3.207733725643005
2.4537e-08
au
Orbit Determination Parameters
# obs. used (total)
441
data-arc span
7545 days (20.66 yr)
first obs. used
1999-03-22
last obs. used
2019-11-17
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61659
source
ORB
producer
Otto Matic
solution date
2019-Dec-14 09:47:05
Additional Information
Earth MOID
= 1.29502 au
Jupiter MOID
= 1.79151 au
T_jup
= 3.324
[ 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
15.8
n/a
MPO453640
diameter
diameter
4.049
km
1.092
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.052
0.056
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
117012 (2004 JZ4)
Discovered 2004-May-11 by Broughton, J. at Reedy Creek
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[ show close-approach data ]
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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
]
2019-Dec-14 21:20 UT
(server date/time)
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Ryan S. Park
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Alan B. Chamberlin