+ 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
]
226709 (2004 OR7)
Classification:
Main-belt Asteroid
SPK-ID:
2226709
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
[ 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
.1846732486836768
4.109e-08
a
2.61539276221294
2.3375e-08
au
q
2.132399684231301
1.0237e-07
au
i
4.69364325063441
4.4917e-06
deg
node
121.1830423784241
8.3542e-05
deg
peri
181.1563637358469
8.5299e-05
deg
M
175.6001212514208
1.9281e-05
deg
t
p
2457846.925639147990
(2017-Apr-03.42563915)
8.0539e-05
TDB
period
1544.912201502985
4.23
2.0711e-05
5.67e-08
d
yr
n
.2330229508510386
3.1239e-09
deg/d
Q
3.098385840194579
2.7691e-08
au
Orbit Determination Parameters
# obs. used (total)
247
data-arc span
4831 days (13.23 yr)
first obs. used
2004-07-08
last obs. used
2017-09-29
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.54364
source
ORB
producer
Otto Matic
solution date
2017-Oct-09 18:26:05
Additional Information
Earth MOID
= 1.11623 au
Jupiter MOID
= 2.13434 au
T_jup
= 3.378
[ show covariance matrix ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
Physical Parameter Table
Parameter
Symbol
Value
Units
Sigma
Reference
Notes
absolute magnitude
H
16.4
n/a
MPO379752
226709 (2004 OR7)
Discovered 2004-Jul-16 by LINEAR at Socorro
Reference:
20091202/Numbers.arc
Last Updated:
2009-12-04
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
]
2019-Dec-07 02:19 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin