+ 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
]
233741 (2008 SN271)
Classification:
Main-belt Asteroid
SPK-ID:
2233741
[
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
.051010280897022
6.5932e-08
a
2.758007088405836
2.5462e-08
au
q
2.617320372110276
1.7993e-07
au
i
1.75163610088156
6.4509e-06
deg
node
104.3956412215298
0.00029746
deg
peri
319.3777537320778
0.00031153
deg
M
83.74391145241341
9.0616e-05
deg
t
p
2458211.327418755906
(2018-Apr-02.82741876)
0.0004217
TDB
period
1672.982869058908
4.58
2.3168e-05
6.343e-08
d
yr
n
.2151845106474452
2.9799e-09
deg/d
Q
2.898693804701395
2.6761e-08
au
Orbit Determination Parameters
# obs. used (total)
154
data-arc span
7003 days (19.17 yr)
first obs. used
1999-12-07
last obs. used
2019-02-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.64434
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 11:39:42
Additional Information
Earth MOID
= 1.6304 au
Jupiter MOID
= 2.25571 au
T_jup
= 3.340
[ 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
17.1
n/a
MPO422905
233741 (2008 SN271)
Discovered 2008-Sep-29 by Spacewatch at Kitt Peak
Reference:
20100228/Numbers.arc
Last Updated:
2010-03-03
[ show close-approach data ]
Alternate Designations
2008 SN271
= 1999 XY146 = 2004 XX119
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-10 19:27 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin