+ 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
]
214448 (2005 SX23)
Classification:
Main-belt Asteroid
SPK-ID:
2214448
[
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 12
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.07507594039337118
6.5045e-08
a
3.105612811072129
5.2842e-08
au
q
2.872456008783188
2.1161e-07
au
i
11.28101885330066
8.2479e-06
deg
node
145.6853316102363
3.8157e-05
deg
peri
153.8556568334816
6.8136e-05
deg
M
226.8472497677218
5.7786e-05
deg
t
p
2459339.878863918443
(2021-May-05.37886392)
0.00032418
TDB
period
1999.030365849059
5.47
5.102e-05
1.397e-07
d
yr
n
.1800873094026739
4.5963e-09
deg/d
Q
3.33876961336107
5.6809e-08
au
Orbit Determination Parameters
# obs. used (total)
282
data-arc span
5866 days (16.06 yr)
first obs. used
2003-03-09
last obs. used
2019-03-31
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.632
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 07:01:55
Additional Information
Earth MOID
= 1.86125 au
Jupiter MOID
= 1.94545 au
T_jup
= 3.186
[ 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
15.0
n/a
MPO437026
diameter
diameter
3.620
km
0.568
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.148
0.039
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
214448 (2005 SX23)
Discovered 2005-Sep-23 by CSS at Catalina
Reference:
20090509/Numbers.arc
Last Updated:
2009-05-11
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-14 19:53 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin