+ View the NASA Portal
+ Center for Near-Earth Object Studies
IMPORTANT:
The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.
Please visit
this page
for more details.
Don't show this message again
JPL Small-Body Database Browser
Search:
[
help
]
357895 (2005 UH521)
Classification:
Main-belt Asteroid
SPK-ID:
2357895
[
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 13
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.04592776841404993
5.9054e-08
a
3.010905705165446
5.8776e-08
au
q
2.872621525222065
1.892e-07
au
i
3.147376236075978
6.3565e-06
deg
node
112.1532978721698
0.00013714
deg
peri
209.6046129255587
0.00016193
deg
M
262.9418925996292
8.8812e-05
deg
t
p
2459114.985899377753
(2020-Sep-22.48589938)
0.00047662
TDB
period
1908.289052165091
5.22
5.5878e-05
1.53e-07
d
yr
n
.1886506656795804
5.524e-09
deg/d
Q
3.149189885108826
6.1475e-08
au
Orbit Determination Parameters
# obs. used (total)
137
data-arc span
4976 days (13.62 yr)
first obs. used
2005-10-12
last obs. used
2019-05-28
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61049
source
ORB
producer
Otto Matic
solution date
2019-Sep-24 06:43:15
Additional Information
Earth MOID
= 1.85931 au
Jupiter MOID
= 2.00417 au
T_jup
= 3.246
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.4
n/a
MPO437512
357895 (2005 UH521)
Discovered 2005-Oct-26 by Becker, A. C. at Apache Point
Reference:
20130327/Numbers.arc
Last Updated:
2013-03-29
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-09 10:53 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin