+ 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
]
312041 (2007 RB209)
Classification:
Main-belt Asteroid
SPK-ID:
2312041
[
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
.1623766433241319
6.6422e-08
a
2.225223460764583
1.7866e-08
au
q
1.863899144559521
1.4677e-07
au
i
3.319157832003169
8.0109e-06
deg
node
34.72462105569394
9.5879e-05
deg
peri
266.5002662411109
0.00010093
deg
M
223.5160349522072
3.5756e-05
deg
t
p
2459060.161364709732
(2020-Jul-29.66136471)
0.00012174
TDB
period
1212.436136637426
3.32
1.4602e-05
3.998e-08
d
yr
n
.296922855663495
3.576e-09
deg/d
Q
2.586547776969644
2.0767e-08
au
Orbit Determination Parameters
# obs. used (total)
193
data-arc span
5753 days (15.75 yr)
first obs. used
2003-05-10
last obs. used
2019-02-08
planetary ephem.
DE431
SB-pert. ephem.
SB431-N16
condition code
0
norm. resid. RMS
.58266
source
ORB
producer
Otto Matic
solution date
2019-Jul-14 09:34:23
Additional Information
Earth MOID
= .851347 au
Jupiter MOID
= 2.62437 au
T_jup
= 3.627
[ 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
17.5
n/a
MPO423175
312041 (2007 RB209)
Discovered 2007-Sep-10 by Spacewatch at Kitt Peak
Reference:
20120109/Numbers.arc
Last Updated:
2012-01-11
[ show close-approach data ]
[
Ephemeris
|
Orbit Diagram
|
Orbital Elements
|
Mission Design
|
Physical Parameters
|
Discovery Circumstances
|
Close-Approach Data
]
2019-Dec-10 03:09 UT
(server date/time)
Site Manager:
Ryan S. Park
Webmaster
:
Alan B. Chamberlin