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JPL Small-Body Database Browser
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382728 (2003 AD21)
Classification:
Main-belt Asteroid
SPK-ID:
2382728
[
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 15
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1809448190103276
6.0321e-08
a
2.384416056402513
3.1472e-08
au
q
1.952968324631442
1.3661e-07
au
i
11.60814823054042
1.2863e-05
deg
node
295.8789905538173
3.6653e-05
deg
peri
125.5324674704021
6.0248e-05
deg
M
186.752934630123
4.7885e-05
deg
t
p
2459247.694576803619
(2021-Feb-02.19457680)
0.00018745
TDB
period
1344.842679741077
3.68
2.6626e-05
7.29e-08
d
yr
n
.2676893033089276
5.2999e-09
deg/d
Q
2.815863788173585
3.7167e-08
au
Orbit Determination Parameters
# obs. used (total)
124
data-arc span
7073 days (19.36 yr)
first obs. used
1998-11-07
last obs. used
2018-03-20
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.49051
source
ORB
producer
Otto Matic
solution date
2018-Oct-04 11:38:05
Additional Information
Earth MOID
= .991023 au
Jupiter MOID
= 2.52285 au
T_jup
= 3.487
[ show covariance matrix ]
[
Ephemeris
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Orbit Diagram
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Orbital Elements
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Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
17.0
n/a
MPO437566
382728 (2003 AD21)
Discovered 2003-Jan-05 by LINEAR at Socorro
Reference:
Last Updated:
2014-01-21
[ show close-approach data ]
Alternate Designations
2003 AD21
= 2009 UA4
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-10 22:28 UT
(server date/time)
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