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JPL Small-Body Database Browser
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117304 (2004 VR12)
Classification:
Main-belt Asteroid
SPK-ID:
2117304
[
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 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1475197401306638
9.662e-08
a
2.968166790838979
2.7596e-08
au
q
2.530303597189946
2.9981e-07
au
i
12.41011776032228
9.2642e-06
deg
node
18.12134396146732
1.7136e-05
deg
peri
10.57136801346899
2.3745e-05
deg
M
317.7263181103388
1.4152e-05
deg
t
p
2458819.830209600174
(2019-Dec-02.33020960)
7.3897e-05
TDB
period
1867.802186290603
5.11
2.6048e-05
7.132e-08
d
yr
n
.1927398964635268
2.688e-09
deg/d
Q
3.406029984488011
3.1667e-08
au
Orbit Determination Parameters
# obs. used (total)
723
data-arc span
7331 days (20.07 yr)
first obs. used
1999-11-01
last obs. used
2019-11-27
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.50106
source
ORB
producer
Otto Matic
solution date
2019-Dec-04 11:00:27
Additional Information
Earth MOID
= 1.53505 au
Jupiter MOID
= 2.05925 au
T_jup
= 3.212
[ 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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Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
14.9
n/a
MPO410711
diameter
diameter
3.886
km
0.139
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.244
0.031
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
117304 (2004 VR12)
Discovered 2004-Nov-03 by CSS at Catalina
Reference:
20051019/Numbers.arc
Last Updated:
2005-10-26
[
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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2019-Dec-05 15:39 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
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Alan B. Chamberlin