+ 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
]
344457 (2002 MX3)
Classification:
Main-belt Asteroid
SPK-ID:
2344457
[
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 11
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.3081990087463858
5.2321e-08
a
2.733810781455235
2.4429e-08
au
q
1.891253008510549
1.4087e-07
au
i
8.142284180523337
1.0917e-05
deg
node
229.2777989660936
5.3304e-05
deg
peri
72.69574054251672
5.8456e-05
deg
M
250.7545113888683
2.8098e-05
deg
t
p
2459101.516600001505
(2020-Sep-09.01660000)
0.00013429
TDB
period
1651.015326065949
4.52
2.213e-05
6.059e-08
d
yr
n
.2180476427543592
2.9227e-09
deg/d
Q
3.576368554399922
3.1958e-08
au
Orbit Determination Parameters
# obs. used (total)
271
data-arc span
6154 days (16.85 yr)
first obs. used
2002-05-23
last obs. used
2019-03-29
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.60983
source
ORB
producer
Otto Matic
solution date
2019-Jul-13 06:13:23
Additional Information
Earth MOID
= .894635 au
Jupiter MOID
= 1.76462 au
T_jup
= 3.269
[ 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
16.0
n/a
MPO339098
diameter
diameter
4.448
km
1.298
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
geometric albedo
albedo
0.047
0.035
urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)
344457 (2002 MX3)
Discovered 2002-Jun-24 by NEAT at Palomar
Reference:
20121128/Numbers.arc
Last Updated:
2012-12-03
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-14 16:06 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin