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JPL Small-Body Database Browser
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379684 (2011 FB31)
Classification:
Main-belt Asteroid
SPK-ID:
2379684
[
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 9
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.066501750874122
9.3509e-08
a
2.788059382545401
4.8849e-08
au
q
2.602648552065109
2.6426e-07
au
i
13.54573151059462
1.0169e-05
deg
node
37.79091421494196
4.0899e-05
deg
peri
156.4231600052124
8.6091e-05
deg
M
269.8884204268671
7.8049e-05
deg
t
p
2459026.127380177053
(2020-Jun-25.62738018)
0.00037226
TDB
period
1700.401408893114
4.66
4.4689e-05
1.224e-07
d
yr
n
.2117147151944223
5.5641e-09
deg/d
Q
2.973470213025694
5.2098e-08
au
Orbit Determination Parameters
# obs. used (total)
91
data-arc span
6983 days (19.12 yr)
first obs. used
1999-10-30
last obs. used
2018-12-12
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.5759
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 14:01:07
Additional Information
Earth MOID
= 1.60433 au
Jupiter MOID
= 1.99371 au
T_jup
= 3.286
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.5
n/a
MPO353303
379684 (2011 FB31)
Discovered 1999-Oct-30 by Spacewatch at Kitt Peak
Reference:
Last Updated:
2013-11-20
[ show close-approach data ]
Alternate Designations
2011 FB31
= 1999 UL19
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-12 08:39 UT
(server date/time)
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