+ 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
]
441804 (2009 FW73)
Classification:
Main-belt Asteroid
SPK-ID:
2441804
[
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 18
(heliocentric ecliptic J2000)
Element
Value
Uncertainty (1-sigma)
Units
e
.3270360342523539
1.0531e-07
a
3.045992017051242
1.0154e-07
au
q
2.049842867430475
2.9064e-07
au
i
11.61188119943777
1.6022e-05
deg
node
128.2977635151703
5.3884e-05
deg
peri
152.2146823390545
6.2664e-05
deg
M
278.9165154456448
3.7084e-05
deg
t
p
2459037.842286804484
(2020-Jul-07.34228680)
0.00021689
TDB
period
1941.742194664444
5.32
9.7098e-05
2.658e-07
d
yr
n
.1854005135126665
9.2711e-09
deg/d
Q
4.042141166672009
1.3475e-07
au
Orbit Determination Parameters
# obs. used (total)
124
data-arc span
4100 days (11.23 yr)
first obs. used
2008-01-11
last obs. used
2019-04-03
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.61352
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 12:32:27
Additional Information
Earth MOID
= 1.04062 au
Jupiter MOID
= 1.22056 au
T_jup
= 3.125
[ 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
16.1
n/a
MPO397574
441804 (2009 FW73)
Discovered 2009-Mar-28 by Mt. Lemmon Survey at Mount Lemmon
Reference:
Last Updated:
2015-09-02
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-06 16:41 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin