+ 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
]
226552 (2003 WN6)
Classification:
Main-belt Asteroid
SPK-ID:
2226552
[
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 10
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.1957570552727516
5.7637e-08
a
2.713975853046475
2.6822e-08
au
q
2.182695931972743
1.5068e-07
au
i
8.197475136136827
7.3209e-06
deg
node
250.64893399
4.6242e-05
deg
peri
226.5999030012164
5.0342e-05
deg
M
120.2889393070906
2.0432e-05
deg
t
p
2458054.829355767654
(2017-Oct-28.32935577)
8.9858e-05
TDB
period
1633.079758248938
4.47
2.4209e-05
6.628e-08
d
yr
n
.2204423869572716
3.2679e-09
deg/d
Q
3.245255774120207
3.2072e-08
au
Orbit Determination Parameters
# obs. used (total)
240
data-arc span
6678 days (18.28 yr)
first obs. used
2000-01-08
last obs. used
2018-04-21
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54569
source
ORB
producer
Otto Matic
solution date
2018-May-07 06:11:26
Additional Information
Earth MOID
= 1.20856 au
Jupiter MOID
= 1.93258 au
T_jup
= 3.319
[ show covariance matrix ]
[
Ephemeris
|
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
16.2
n/a
MPO440183
226552 (2003 WN6)
Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-11 01:21 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin